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22 |
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23 | (function webpackUniversalModuleDefinition(root, factory) {
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24 | if(typeof exports === 'object' && typeof module === 'object')
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25 | module.exports = factory();
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26 | else if(typeof define === 'function' && define.amd)
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27 | define("pdfjs-dist/build/pdf", [], factory);
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28 | else if(typeof exports === 'object')
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29 | exports["pdfjs-dist/build/pdf"] = factory();
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30 | else
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31 | root["pdfjs-dist/build/pdf"] = root.pdfjsLib = factory();
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32 | })(this, function() {
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33 | return (() => {
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34 | "use strict";
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35 | var __webpack_modules__ = ([
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36 | ,
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37 |
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38 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
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39 |
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40 |
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41 |
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42 | Object.defineProperty(exports, "__esModule", ({
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43 | value: true
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44 | }));
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45 | exports.StatTimer = exports.RenderingCancelledException = exports.PixelsPerInch = exports.PageViewport = exports.PDFDateString = exports.LinkTarget = exports.DOMStandardFontDataFactory = exports.DOMSVGFactory = exports.DOMCanvasFactory = exports.DOMCMapReaderFactory = void 0;
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46 | exports.addLinkAttributes = addLinkAttributes;
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47 | exports.deprecated = deprecated;
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48 | exports.getFilenameFromUrl = getFilenameFromUrl;
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49 | exports.getPdfFilenameFromUrl = getPdfFilenameFromUrl;
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50 | exports.getXfaPageViewport = getXfaPageViewport;
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51 | exports.isDataScheme = isDataScheme;
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52 | exports.isPdfFile = isPdfFile;
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53 | exports.isValidFetchUrl = isValidFetchUrl;
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54 | exports.loadScript = loadScript;
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55 |
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56 | var _util = __w_pdfjs_require__(2);
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57 |
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58 | var _base_factory = __w_pdfjs_require__(5);
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59 |
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60 | const DEFAULT_LINK_REL = "noopener noreferrer nofollow";
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61 | const SVG_NS = "http://www.w3.org/2000/svg";
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62 | const PixelsPerInch = {
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63 | CSS: 96.0,
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64 | PDF: 72.0,
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65 |
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66 | get PDF_TO_CSS_UNITS() {
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67 | return (0, _util.shadow)(this, "PDF_TO_CSS_UNITS", this.CSS / this.PDF);
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68 | }
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69 |
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70 | };
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71 | exports.PixelsPerInch = PixelsPerInch;
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72 |
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73 | class DOMCanvasFactory extends _base_factory.BaseCanvasFactory {
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74 | constructor({
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75 | ownerDocument = globalThis.document
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76 | } = {}) {
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77 | super();
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78 | this._document = ownerDocument;
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79 | }
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80 |
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81 | _createCanvas(width, height) {
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82 | const canvas = this._document.createElement("canvas");
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83 |
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84 | canvas.width = width;
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85 | canvas.height = height;
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86 | return canvas;
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87 | }
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88 |
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89 | }
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90 |
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91 | exports.DOMCanvasFactory = DOMCanvasFactory;
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92 |
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93 | async function fetchData(url, asTypedArray = false) {
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94 | if (isValidFetchUrl(url, document.baseURI)) {
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95 | const response = await fetch(url);
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96 |
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97 | if (!response.ok) {
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98 | throw new Error(response.statusText);
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99 | }
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100 |
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101 | return asTypedArray ? new Uint8Array(await response.arrayBuffer()) : (0, _util.stringToBytes)(await response.text());
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102 | }
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103 |
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104 | return new Promise((resolve, reject) => {
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105 | const request = new XMLHttpRequest();
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106 | request.open("GET", url, true);
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107 |
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108 | if (asTypedArray) {
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109 | request.responseType = "arraybuffer";
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110 | }
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111 |
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112 | request.onreadystatechange = () => {
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113 | if (request.readyState !== XMLHttpRequest.DONE) {
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114 | return;
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115 | }
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116 |
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117 | if (request.status === 200 || request.status === 0) {
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118 | let data;
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119 |
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120 | if (asTypedArray && request.response) {
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121 | data = new Uint8Array(request.response);
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122 | } else if (!asTypedArray && request.responseText) {
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123 | data = (0, _util.stringToBytes)(request.responseText);
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124 | }
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125 |
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126 | if (data) {
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127 | resolve(data);
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128 | return;
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129 | }
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130 | }
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131 |
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132 | reject(new Error(request.statusText));
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133 | };
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134 |
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135 | request.send(null);
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136 | });
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137 | }
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138 |
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139 | class DOMCMapReaderFactory extends _base_factory.BaseCMapReaderFactory {
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140 | _fetchData(url, compressionType) {
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141 | return fetchData(url, this.isCompressed).then(data => {
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142 | return {
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143 | cMapData: data,
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144 | compressionType
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145 | };
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146 | });
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147 | }
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148 |
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149 | }
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150 |
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151 | exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
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152 |
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153 | class DOMStandardFontDataFactory extends _base_factory.BaseStandardFontDataFactory {
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154 | _fetchData(url) {
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155 | return fetchData(url, true);
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156 | }
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157 |
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158 | }
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159 |
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160 | exports.DOMStandardFontDataFactory = DOMStandardFontDataFactory;
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161 |
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162 | class DOMSVGFactory extends _base_factory.BaseSVGFactory {
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163 | _createSVG(type) {
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164 | return document.createElementNS(SVG_NS, type);
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165 | }
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166 |
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167 | }
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168 |
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169 | exports.DOMSVGFactory = DOMSVGFactory;
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170 |
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171 | class PageViewport {
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172 | constructor({
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173 | viewBox,
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174 | scale,
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175 | rotation,
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176 | offsetX = 0,
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177 | offsetY = 0,
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178 | dontFlip = false
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179 | }) {
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180 | this.viewBox = viewBox;
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181 | this.scale = scale;
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182 | this.rotation = rotation;
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183 | this.offsetX = offsetX;
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184 | this.offsetY = offsetY;
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185 | const centerX = (viewBox[2] + viewBox[0]) / 2;
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186 | const centerY = (viewBox[3] + viewBox[1]) / 2;
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187 | let rotateA, rotateB, rotateC, rotateD;
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188 | rotation %= 360;
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189 |
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190 | if (rotation < 0) {
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191 | rotation += 360;
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192 | }
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193 |
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194 | switch (rotation) {
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195 | case 180:
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196 | rotateA = -1;
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197 | rotateB = 0;
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198 | rotateC = 0;
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199 | rotateD = 1;
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200 | break;
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201 |
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202 | case 90:
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203 | rotateA = 0;
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204 | rotateB = 1;
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205 | rotateC = 1;
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206 | rotateD = 0;
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207 | break;
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208 |
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209 | case 270:
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210 | rotateA = 0;
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211 | rotateB = -1;
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212 | rotateC = -1;
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213 | rotateD = 0;
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214 | break;
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215 |
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216 | case 0:
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217 | rotateA = 1;
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218 | rotateB = 0;
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219 | rotateC = 0;
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220 | rotateD = -1;
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221 | break;
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222 |
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223 | default:
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224 | throw new Error("PageViewport: Invalid rotation, must be a multiple of 90 degrees.");
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225 | }
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226 |
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227 | if (dontFlip) {
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228 | rotateC = -rotateC;
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229 | rotateD = -rotateD;
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230 | }
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231 |
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232 | let offsetCanvasX, offsetCanvasY;
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233 | let width, height;
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234 |
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235 | if (rotateA === 0) {
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236 | offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
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237 | offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
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238 | width = Math.abs(viewBox[3] - viewBox[1]) * scale;
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239 | height = Math.abs(viewBox[2] - viewBox[0]) * scale;
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240 | } else {
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241 | offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
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242 | offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
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243 | width = Math.abs(viewBox[2] - viewBox[0]) * scale;
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244 | height = Math.abs(viewBox[3] - viewBox[1]) * scale;
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245 | }
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246 |
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247 | this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
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248 | this.width = width;
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249 | this.height = height;
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250 | }
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251 |
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252 | clone({
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253 | scale = this.scale,
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254 | rotation = this.rotation,
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255 | offsetX = this.offsetX,
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256 | offsetY = this.offsetY,
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257 | dontFlip = false
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258 | } = {}) {
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259 | return new PageViewport({
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260 | viewBox: this.viewBox.slice(),
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261 | scale,
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262 | rotation,
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263 | offsetX,
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264 | offsetY,
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265 | dontFlip
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266 | });
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267 | }
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268 |
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269 | convertToViewportPoint(x, y) {
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270 | return _util.Util.applyTransform([x, y], this.transform);
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271 | }
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272 |
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273 | convertToViewportRectangle(rect) {
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274 | const topLeft = _util.Util.applyTransform([rect[0], rect[1]], this.transform);
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275 |
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276 | const bottomRight = _util.Util.applyTransform([rect[2], rect[3]], this.transform);
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277 |
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278 | return [topLeft[0], topLeft[1], bottomRight[0], bottomRight[1]];
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279 | }
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280 |
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281 | convertToPdfPoint(x, y) {
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282 | return _util.Util.applyInverseTransform([x, y], this.transform);
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283 | }
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284 |
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285 | }
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286 |
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287 | exports.PageViewport = PageViewport;
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288 |
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289 | class RenderingCancelledException extends _util.BaseException {
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290 | constructor(msg, type) {
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291 | super(msg, "RenderingCancelledException");
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292 | this.type = type;
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293 | }
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294 |
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295 | }
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296 |
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297 | exports.RenderingCancelledException = RenderingCancelledException;
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298 | const LinkTarget = {
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299 | NONE: 0,
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300 | SELF: 1,
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301 | BLANK: 2,
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302 | PARENT: 3,
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303 | TOP: 4
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304 | };
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305 | exports.LinkTarget = LinkTarget;
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306 |
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307 | function addLinkAttributes(link, {
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308 | url,
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309 | target,
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310 | rel,
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311 | enabled = true
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312 | } = {}) {
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313 | (0, _util.assert)(url && typeof url === "string", 'addLinkAttributes: A valid "url" parameter must provided.');
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314 | const urlNullRemoved = (0, _util.removeNullCharacters)(url);
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315 |
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316 | if (enabled) {
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317 | link.href = link.title = urlNullRemoved;
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318 | } else {
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319 | link.href = "";
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320 | link.title = `Disabled: ${urlNullRemoved}`;
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321 |
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322 | link.onclick = () => {
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323 | return false;
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324 | };
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325 | }
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326 |
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327 | let targetStr = "";
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328 |
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329 | switch (target) {
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330 | case LinkTarget.NONE:
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331 | break;
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332 |
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333 | case LinkTarget.SELF:
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334 | targetStr = "_self";
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335 | break;
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336 |
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337 | case LinkTarget.BLANK:
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338 | targetStr = "_blank";
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339 | break;
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340 |
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341 | case LinkTarget.PARENT:
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342 | targetStr = "_parent";
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343 | break;
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344 |
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345 | case LinkTarget.TOP:
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346 | targetStr = "_top";
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347 | break;
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348 | }
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349 |
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350 | link.target = targetStr;
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351 | link.rel = typeof rel === "string" ? rel : DEFAULT_LINK_REL;
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352 | }
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353 |
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354 | function isDataScheme(url) {
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355 | const ii = url.length;
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356 | let i = 0;
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357 |
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358 | while (i < ii && url[i].trim() === "") {
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359 | i++;
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360 | }
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361 |
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362 | return url.substring(i, i + 5).toLowerCase() === "data:";
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363 | }
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364 |
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365 | function isPdfFile(filename) {
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366 | return typeof filename === "string" && /\.pdf$/i.test(filename);
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367 | }
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368 |
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369 | function getFilenameFromUrl(url) {
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370 | const anchor = url.indexOf("#");
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371 | const query = url.indexOf("?");
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372 | const end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
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373 | return url.substring(url.lastIndexOf("/", end) + 1, end);
|
374 | }
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375 |
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376 | function getPdfFilenameFromUrl(url, defaultFilename = "document.pdf") {
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377 | if (typeof url !== "string") {
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378 | return defaultFilename;
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379 | }
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380 |
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381 | if (isDataScheme(url)) {
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382 | (0, _util.warn)('getPdfFilenameFromUrl: ignore "data:"-URL for performance reasons.');
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383 | return defaultFilename;
|
384 | }
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385 |
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386 | const reURI = /^(?:(?:[^:]+:)?\/\/[^/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
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387 | const reFilename = /[^/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
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388 | const splitURI = reURI.exec(url);
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389 | let suggestedFilename = reFilename.exec(splitURI[1]) || reFilename.exec(splitURI[2]) || reFilename.exec(splitURI[3]);
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390 |
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391 | if (suggestedFilename) {
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392 | suggestedFilename = suggestedFilename[0];
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393 |
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394 | if (suggestedFilename.includes("%")) {
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395 | try {
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396 | suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0];
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397 | } catch (ex) {}
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398 | }
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399 | }
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400 |
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401 | return suggestedFilename || defaultFilename;
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402 | }
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403 |
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404 | class StatTimer {
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405 | constructor() {
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406 | this.started = Object.create(null);
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407 | this.times = [];
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408 | }
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409 |
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410 | time(name) {
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411 | if (name in this.started) {
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412 | (0, _util.warn)(`Timer is already running for ${name}`);
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413 | }
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414 |
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415 | this.started[name] = Date.now();
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416 | }
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417 |
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418 | timeEnd(name) {
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419 | if (!(name in this.started)) {
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420 | (0, _util.warn)(`Timer has not been started for ${name}`);
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421 | }
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422 |
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423 | this.times.push({
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424 | name,
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425 | start: this.started[name],
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426 | end: Date.now()
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427 | });
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428 | delete this.started[name];
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429 | }
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430 |
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431 | toString() {
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432 | const outBuf = [];
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433 | let longest = 0;
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434 |
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435 | for (const time of this.times) {
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436 | const name = time.name;
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437 |
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438 | if (name.length > longest) {
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439 | longest = name.length;
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440 | }
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441 | }
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442 |
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443 | for (const time of this.times) {
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444 | const duration = time.end - time.start;
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445 | outBuf.push(`${time.name.padEnd(longest)} ${duration}ms\n`);
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446 | }
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447 |
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448 | return outBuf.join("");
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449 | }
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450 |
|
451 | }
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452 |
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453 | exports.StatTimer = StatTimer;
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454 |
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455 | function isValidFetchUrl(url, baseUrl) {
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456 | try {
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457 | const {
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458 | protocol
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459 | } = baseUrl ? new URL(url, baseUrl) : new URL(url);
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460 | return protocol === "http:" || protocol === "https:";
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461 | } catch (ex) {
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462 | return false;
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463 | }
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464 | }
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465 |
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466 | function loadScript(src, removeScriptElement = false) {
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467 | return new Promise((resolve, reject) => {
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468 | const script = document.createElement("script");
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469 | script.src = src;
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470 |
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471 | script.onload = function (evt) {
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472 | if (removeScriptElement) {
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473 | script.remove();
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474 | }
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475 |
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476 | resolve(evt);
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477 | };
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478 |
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479 | script.onerror = function () {
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480 | reject(new Error(`Cannot load script at: ${script.src}`));
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481 | };
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482 |
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483 | (document.head || document.documentElement).appendChild(script);
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484 | });
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485 | }
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486 |
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487 | function deprecated(details) {
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488 | console.log("Deprecated API usage: " + details);
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489 | }
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490 |
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491 | let pdfDateStringRegex;
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492 |
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493 | class PDFDateString {
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494 | static toDateObject(input) {
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495 | if (!input || !(0, _util.isString)(input)) {
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496 | return null;
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497 | }
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498 |
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499 | if (!pdfDateStringRegex) {
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500 | pdfDateStringRegex = new RegExp("^D:" + "(\\d{4})" + "(\\d{2})?" + "(\\d{2})?" + "(\\d{2})?" + "(\\d{2})?" + "(\\d{2})?" + "([Z|+|-])?" + "(\\d{2})?" + "'?" + "(\\d{2})?" + "'?");
|
501 | }
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502 |
|
503 | const matches = pdfDateStringRegex.exec(input);
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504 |
|
505 | if (!matches) {
|
506 | return null;
|
507 | }
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508 |
|
509 | const year = parseInt(matches[1], 10);
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510 | let month = parseInt(matches[2], 10);
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511 | month = month >= 1 && month <= 12 ? month - 1 : 0;
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512 | let day = parseInt(matches[3], 10);
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513 | day = day >= 1 && day <= 31 ? day : 1;
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514 | let hour = parseInt(matches[4], 10);
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515 | hour = hour >= 0 && hour <= 23 ? hour : 0;
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516 | let minute = parseInt(matches[5], 10);
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517 | minute = minute >= 0 && minute <= 59 ? minute : 0;
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518 | let second = parseInt(matches[6], 10);
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519 | second = second >= 0 && second <= 59 ? second : 0;
|
520 | const universalTimeRelation = matches[7] || "Z";
|
521 | let offsetHour = parseInt(matches[8], 10);
|
522 | offsetHour = offsetHour >= 0 && offsetHour <= 23 ? offsetHour : 0;
|
523 | let offsetMinute = parseInt(matches[9], 10) || 0;
|
524 | offsetMinute = offsetMinute >= 0 && offsetMinute <= 59 ? offsetMinute : 0;
|
525 |
|
526 | if (universalTimeRelation === "-") {
|
527 | hour += offsetHour;
|
528 | minute += offsetMinute;
|
529 | } else if (universalTimeRelation === "+") {
|
530 | hour -= offsetHour;
|
531 | minute -= offsetMinute;
|
532 | }
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533 |
|
534 | return new Date(Date.UTC(year, month, day, hour, minute, second));
|
535 | }
|
536 |
|
537 | }
|
538 |
|
539 | exports.PDFDateString = PDFDateString;
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540 |
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541 | function getXfaPageViewport(xfaPage, {
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542 | scale = 1,
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543 | rotation = 0
|
544 | }) {
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545 | const {
|
546 | width,
|
547 | height
|
548 | } = xfaPage.attributes.style;
|
549 | const viewBox = [0, 0, parseInt(width), parseInt(height)];
|
550 | return new PageViewport({
|
551 | viewBox,
|
552 | scale,
|
553 | rotation
|
554 | });
|
555 | }
|
556 |
|
557 | }),
|
558 |
|
559 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
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560 |
|
561 |
|
562 |
|
563 | Object.defineProperty(exports, "__esModule", ({
|
564 | value: true
|
565 | }));
|
566 | exports.VerbosityLevel = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.UNSUPPORTED_FEATURES = exports.TextRenderingMode = exports.StreamType = exports.RenderingIntentFlag = exports.PermissionFlag = exports.PasswordResponses = exports.PasswordException = exports.PageActionEventType = exports.OPS = exports.MissingPDFException = exports.IsLittleEndianCached = exports.IsEvalSupportedCached = exports.InvalidPDFException = exports.ImageKind = exports.IDENTITY_MATRIX = exports.FormatError = exports.FontType = exports.FONT_IDENTITY_MATRIX = exports.DocumentActionEventType = exports.CMapCompressionType = exports.BaseException = exports.AnnotationType = exports.AnnotationStateModelType = exports.AnnotationReviewState = exports.AnnotationReplyType = exports.AnnotationMode = exports.AnnotationMarkedState = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.AnnotationActionEventType = exports.AbortException = void 0;
|
567 | exports.arrayByteLength = arrayByteLength;
|
568 | exports.arraysToBytes = arraysToBytes;
|
569 | exports.assert = assert;
|
570 | exports.bytesToString = bytesToString;
|
571 | exports.createObjectURL = createObjectURL;
|
572 | exports.createPromiseCapability = createPromiseCapability;
|
573 | exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
|
574 | exports.escapeString = escapeString;
|
575 | exports.getModificationDate = getModificationDate;
|
576 | exports.getVerbosityLevel = getVerbosityLevel;
|
577 | exports.info = info;
|
578 | exports.isArrayBuffer = isArrayBuffer;
|
579 | exports.isArrayEqual = isArrayEqual;
|
580 | exports.isAscii = isAscii;
|
581 | exports.isBool = isBool;
|
582 | exports.isNum = isNum;
|
583 | exports.isSameOrigin = isSameOrigin;
|
584 | exports.isString = isString;
|
585 | exports.objectFromMap = objectFromMap;
|
586 | exports.objectSize = objectSize;
|
587 | exports.removeNullCharacters = removeNullCharacters;
|
588 | exports.setVerbosityLevel = setVerbosityLevel;
|
589 | exports.shadow = shadow;
|
590 | exports.string32 = string32;
|
591 | exports.stringToBytes = stringToBytes;
|
592 | exports.stringToPDFString = stringToPDFString;
|
593 | exports.stringToUTF16BEString = stringToUTF16BEString;
|
594 | exports.stringToUTF8String = stringToUTF8String;
|
595 | exports.unreachable = unreachable;
|
596 | exports.utf8StringToString = utf8StringToString;
|
597 | exports.warn = warn;
|
598 |
|
599 | __w_pdfjs_require__(3);
|
600 |
|
601 | const IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
|
602 | exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
|
603 | const FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
|
604 | exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
|
605 | const RenderingIntentFlag = {
|
606 | ANY: 0x01,
|
607 | DISPLAY: 0x02,
|
608 | PRINT: 0x04,
|
609 | ANNOTATIONS_FORMS: 0x10,
|
610 | ANNOTATIONS_STORAGE: 0x20,
|
611 | ANNOTATIONS_DISABLE: 0x40,
|
612 | OPLIST: 0x100
|
613 | };
|
614 | exports.RenderingIntentFlag = RenderingIntentFlag;
|
615 | const AnnotationMode = {
|
616 | DISABLE: 0,
|
617 | ENABLE: 1,
|
618 | ENABLE_FORMS: 2,
|
619 | ENABLE_STORAGE: 3
|
620 | };
|
621 | exports.AnnotationMode = AnnotationMode;
|
622 | const PermissionFlag = {
|
623 | PRINT: 0x04,
|
624 | MODIFY_CONTENTS: 0x08,
|
625 | COPY: 0x10,
|
626 | MODIFY_ANNOTATIONS: 0x20,
|
627 | FILL_INTERACTIVE_FORMS: 0x100,
|
628 | COPY_FOR_ACCESSIBILITY: 0x200,
|
629 | ASSEMBLE: 0x400,
|
630 | PRINT_HIGH_QUALITY: 0x800
|
631 | };
|
632 | exports.PermissionFlag = PermissionFlag;
|
633 | const TextRenderingMode = {
|
634 | FILL: 0,
|
635 | STROKE: 1,
|
636 | FILL_STROKE: 2,
|
637 | INVISIBLE: 3,
|
638 | FILL_ADD_TO_PATH: 4,
|
639 | STROKE_ADD_TO_PATH: 5,
|
640 | FILL_STROKE_ADD_TO_PATH: 6,
|
641 | ADD_TO_PATH: 7,
|
642 | FILL_STROKE_MASK: 3,
|
643 | ADD_TO_PATH_FLAG: 4
|
644 | };
|
645 | exports.TextRenderingMode = TextRenderingMode;
|
646 | const ImageKind = {
|
647 | GRAYSCALE_1BPP: 1,
|
648 | RGB_24BPP: 2,
|
649 | RGBA_32BPP: 3
|
650 | };
|
651 | exports.ImageKind = ImageKind;
|
652 | const AnnotationType = {
|
653 | TEXT: 1,
|
654 | LINK: 2,
|
655 | FREETEXT: 3,
|
656 | LINE: 4,
|
657 | SQUARE: 5,
|
658 | CIRCLE: 6,
|
659 | POLYGON: 7,
|
660 | POLYLINE: 8,
|
661 | HIGHLIGHT: 9,
|
662 | UNDERLINE: 10,
|
663 | SQUIGGLY: 11,
|
664 | STRIKEOUT: 12,
|
665 | STAMP: 13,
|
666 | CARET: 14,
|
667 | INK: 15,
|
668 | POPUP: 16,
|
669 | FILEATTACHMENT: 17,
|
670 | SOUND: 18,
|
671 | MOVIE: 19,
|
672 | WIDGET: 20,
|
673 | SCREEN: 21,
|
674 | PRINTERMARK: 22,
|
675 | TRAPNET: 23,
|
676 | WATERMARK: 24,
|
677 | THREED: 25,
|
678 | REDACT: 26
|
679 | };
|
680 | exports.AnnotationType = AnnotationType;
|
681 | const AnnotationStateModelType = {
|
682 | MARKED: "Marked",
|
683 | REVIEW: "Review"
|
684 | };
|
685 | exports.AnnotationStateModelType = AnnotationStateModelType;
|
686 | const AnnotationMarkedState = {
|
687 | MARKED: "Marked",
|
688 | UNMARKED: "Unmarked"
|
689 | };
|
690 | exports.AnnotationMarkedState = AnnotationMarkedState;
|
691 | const AnnotationReviewState = {
|
692 | ACCEPTED: "Accepted",
|
693 | REJECTED: "Rejected",
|
694 | CANCELLED: "Cancelled",
|
695 | COMPLETED: "Completed",
|
696 | NONE: "None"
|
697 | };
|
698 | exports.AnnotationReviewState = AnnotationReviewState;
|
699 | const AnnotationReplyType = {
|
700 | GROUP: "Group",
|
701 | REPLY: "R"
|
702 | };
|
703 | exports.AnnotationReplyType = AnnotationReplyType;
|
704 | const AnnotationFlag = {
|
705 | INVISIBLE: 0x01,
|
706 | HIDDEN: 0x02,
|
707 | PRINT: 0x04,
|
708 | NOZOOM: 0x08,
|
709 | NOROTATE: 0x10,
|
710 | NOVIEW: 0x20,
|
711 | READONLY: 0x40,
|
712 | LOCKED: 0x80,
|
713 | TOGGLENOVIEW: 0x100,
|
714 | LOCKEDCONTENTS: 0x200
|
715 | };
|
716 | exports.AnnotationFlag = AnnotationFlag;
|
717 | const AnnotationFieldFlag = {
|
718 | READONLY: 0x0000001,
|
719 | REQUIRED: 0x0000002,
|
720 | NOEXPORT: 0x0000004,
|
721 | MULTILINE: 0x0001000,
|
722 | PASSWORD: 0x0002000,
|
723 | NOTOGGLETOOFF: 0x0004000,
|
724 | RADIO: 0x0008000,
|
725 | PUSHBUTTON: 0x0010000,
|
726 | COMBO: 0x0020000,
|
727 | EDIT: 0x0040000,
|
728 | SORT: 0x0080000,
|
729 | FILESELECT: 0x0100000,
|
730 | MULTISELECT: 0x0200000,
|
731 | DONOTSPELLCHECK: 0x0400000,
|
732 | DONOTSCROLL: 0x0800000,
|
733 | COMB: 0x1000000,
|
734 | RICHTEXT: 0x2000000,
|
735 | RADIOSINUNISON: 0x2000000,
|
736 | COMMITONSELCHANGE: 0x4000000
|
737 | };
|
738 | exports.AnnotationFieldFlag = AnnotationFieldFlag;
|
739 | const AnnotationBorderStyleType = {
|
740 | SOLID: 1,
|
741 | DASHED: 2,
|
742 | BEVELED: 3,
|
743 | INSET: 4,
|
744 | UNDERLINE: 5
|
745 | };
|
746 | exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
|
747 | const AnnotationActionEventType = {
|
748 | E: "Mouse Enter",
|
749 | X: "Mouse Exit",
|
750 | D: "Mouse Down",
|
751 | U: "Mouse Up",
|
752 | Fo: "Focus",
|
753 | Bl: "Blur",
|
754 | PO: "PageOpen",
|
755 | PC: "PageClose",
|
756 | PV: "PageVisible",
|
757 | PI: "PageInvisible",
|
758 | K: "Keystroke",
|
759 | F: "Format",
|
760 | V: "Validate",
|
761 | C: "Calculate"
|
762 | };
|
763 | exports.AnnotationActionEventType = AnnotationActionEventType;
|
764 | const DocumentActionEventType = {
|
765 | WC: "WillClose",
|
766 | WS: "WillSave",
|
767 | DS: "DidSave",
|
768 | WP: "WillPrint",
|
769 | DP: "DidPrint"
|
770 | };
|
771 | exports.DocumentActionEventType = DocumentActionEventType;
|
772 | const PageActionEventType = {
|
773 | O: "PageOpen",
|
774 | C: "PageClose"
|
775 | };
|
776 | exports.PageActionEventType = PageActionEventType;
|
777 | const StreamType = {
|
778 | UNKNOWN: "UNKNOWN",
|
779 | FLATE: "FLATE",
|
780 | LZW: "LZW",
|
781 | DCT: "DCT",
|
782 | JPX: "JPX",
|
783 | JBIG: "JBIG",
|
784 | A85: "A85",
|
785 | AHX: "AHX",
|
786 | CCF: "CCF",
|
787 | RLX: "RLX"
|
788 | };
|
789 | exports.StreamType = StreamType;
|
790 | const FontType = {
|
791 | UNKNOWN: "UNKNOWN",
|
792 | TYPE1: "TYPE1",
|
793 | TYPE1STANDARD: "TYPE1STANDARD",
|
794 | TYPE1C: "TYPE1C",
|
795 | CIDFONTTYPE0: "CIDFONTTYPE0",
|
796 | CIDFONTTYPE0C: "CIDFONTTYPE0C",
|
797 | TRUETYPE: "TRUETYPE",
|
798 | CIDFONTTYPE2: "CIDFONTTYPE2",
|
799 | TYPE3: "TYPE3",
|
800 | OPENTYPE: "OPENTYPE",
|
801 | TYPE0: "TYPE0",
|
802 | MMTYPE1: "MMTYPE1"
|
803 | };
|
804 | exports.FontType = FontType;
|
805 | const VerbosityLevel = {
|
806 | ERRORS: 0,
|
807 | WARNINGS: 1,
|
808 | INFOS: 5
|
809 | };
|
810 | exports.VerbosityLevel = VerbosityLevel;
|
811 | const CMapCompressionType = {
|
812 | NONE: 0,
|
813 | BINARY: 1,
|
814 | STREAM: 2
|
815 | };
|
816 | exports.CMapCompressionType = CMapCompressionType;
|
817 | const OPS = {
|
818 | dependency: 1,
|
819 | setLineWidth: 2,
|
820 | setLineCap: 3,
|
821 | setLineJoin: 4,
|
822 | setMiterLimit: 5,
|
823 | setDash: 6,
|
824 | setRenderingIntent: 7,
|
825 | setFlatness: 8,
|
826 | setGState: 9,
|
827 | save: 10,
|
828 | restore: 11,
|
829 | transform: 12,
|
830 | moveTo: 13,
|
831 | lineTo: 14,
|
832 | curveTo: 15,
|
833 | curveTo2: 16,
|
834 | curveTo3: 17,
|
835 | closePath: 18,
|
836 | rectangle: 19,
|
837 | stroke: 20,
|
838 | closeStroke: 21,
|
839 | fill: 22,
|
840 | eoFill: 23,
|
841 | fillStroke: 24,
|
842 | eoFillStroke: 25,
|
843 | closeFillStroke: 26,
|
844 | closeEOFillStroke: 27,
|
845 | endPath: 28,
|
846 | clip: 29,
|
847 | eoClip: 30,
|
848 | beginText: 31,
|
849 | endText: 32,
|
850 | setCharSpacing: 33,
|
851 | setWordSpacing: 34,
|
852 | setHScale: 35,
|
853 | setLeading: 36,
|
854 | setFont: 37,
|
855 | setTextRenderingMode: 38,
|
856 | setTextRise: 39,
|
857 | moveText: 40,
|
858 | setLeadingMoveText: 41,
|
859 | setTextMatrix: 42,
|
860 | nextLine: 43,
|
861 | showText: 44,
|
862 | showSpacedText: 45,
|
863 | nextLineShowText: 46,
|
864 | nextLineSetSpacingShowText: 47,
|
865 | setCharWidth: 48,
|
866 | setCharWidthAndBounds: 49,
|
867 | setStrokeColorSpace: 50,
|
868 | setFillColorSpace: 51,
|
869 | setStrokeColor: 52,
|
870 | setStrokeColorN: 53,
|
871 | setFillColor: 54,
|
872 | setFillColorN: 55,
|
873 | setStrokeGray: 56,
|
874 | setFillGray: 57,
|
875 | setStrokeRGBColor: 58,
|
876 | setFillRGBColor: 59,
|
877 | setStrokeCMYKColor: 60,
|
878 | setFillCMYKColor: 61,
|
879 | shadingFill: 62,
|
880 | beginInlineImage: 63,
|
881 | beginImageData: 64,
|
882 | endInlineImage: 65,
|
883 | paintXObject: 66,
|
884 | markPoint: 67,
|
885 | markPointProps: 68,
|
886 | beginMarkedContent: 69,
|
887 | beginMarkedContentProps: 70,
|
888 | endMarkedContent: 71,
|
889 | beginCompat: 72,
|
890 | endCompat: 73,
|
891 | paintFormXObjectBegin: 74,
|
892 | paintFormXObjectEnd: 75,
|
893 | beginGroup: 76,
|
894 | endGroup: 77,
|
895 | beginAnnotations: 78,
|
896 | endAnnotations: 79,
|
897 | beginAnnotation: 80,
|
898 | endAnnotation: 81,
|
899 | paintJpegXObject: 82,
|
900 | paintImageMaskXObject: 83,
|
901 | paintImageMaskXObjectGroup: 84,
|
902 | paintImageXObject: 85,
|
903 | paintInlineImageXObject: 86,
|
904 | paintInlineImageXObjectGroup: 87,
|
905 | paintImageXObjectRepeat: 88,
|
906 | paintImageMaskXObjectRepeat: 89,
|
907 | paintSolidColorImageMask: 90,
|
908 | constructPath: 91
|
909 | };
|
910 | exports.OPS = OPS;
|
911 | const UNSUPPORTED_FEATURES = {
|
912 | unknown: "unknown",
|
913 | forms: "forms",
|
914 | javaScript: "javaScript",
|
915 | signatures: "signatures",
|
916 | smask: "smask",
|
917 | shadingPattern: "shadingPattern",
|
918 | font: "font",
|
919 | errorTilingPattern: "errorTilingPattern",
|
920 | errorExtGState: "errorExtGState",
|
921 | errorXObject: "errorXObject",
|
922 | errorFontLoadType3: "errorFontLoadType3",
|
923 | errorFontState: "errorFontState",
|
924 | errorFontMissing: "errorFontMissing",
|
925 | errorFontTranslate: "errorFontTranslate",
|
926 | errorColorSpace: "errorColorSpace",
|
927 | errorOperatorList: "errorOperatorList",
|
928 | errorFontToUnicode: "errorFontToUnicode",
|
929 | errorFontLoadNative: "errorFontLoadNative",
|
930 | errorFontBuildPath: "errorFontBuildPath",
|
931 | errorFontGetPath: "errorFontGetPath",
|
932 | errorMarkedContent: "errorMarkedContent",
|
933 | errorContentSubStream: "errorContentSubStream"
|
934 | };
|
935 | exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
|
936 | const PasswordResponses = {
|
937 | NEED_PASSWORD: 1,
|
938 | INCORRECT_PASSWORD: 2
|
939 | };
|
940 | exports.PasswordResponses = PasswordResponses;
|
941 | let verbosity = VerbosityLevel.WARNINGS;
|
942 |
|
943 | function setVerbosityLevel(level) {
|
944 | if (Number.isInteger(level)) {
|
945 | verbosity = level;
|
946 | }
|
947 | }
|
948 |
|
949 | function getVerbosityLevel() {
|
950 | return verbosity;
|
951 | }
|
952 |
|
953 | function info(msg) {
|
954 | if (verbosity >= VerbosityLevel.INFOS) {
|
955 | console.log(`Info: ${msg}`);
|
956 | }
|
957 | }
|
958 |
|
959 | function warn(msg) {
|
960 | if (verbosity >= VerbosityLevel.WARNINGS) {
|
961 | console.log(`Warning: ${msg}`);
|
962 | }
|
963 | }
|
964 |
|
965 | function unreachable(msg) {
|
966 | throw new Error(msg);
|
967 | }
|
968 |
|
969 | function assert(cond, msg) {
|
970 | if (!cond) {
|
971 | unreachable(msg);
|
972 | }
|
973 | }
|
974 |
|
975 | function isSameOrigin(baseUrl, otherUrl) {
|
976 | let base;
|
977 |
|
978 | try {
|
979 | base = new URL(baseUrl);
|
980 |
|
981 | if (!base.origin || base.origin === "null") {
|
982 | return false;
|
983 | }
|
984 | } catch (e) {
|
985 | return false;
|
986 | }
|
987 |
|
988 | const other = new URL(otherUrl, base);
|
989 | return base.origin === other.origin;
|
990 | }
|
991 |
|
992 | function _isValidProtocol(url) {
|
993 | if (!url) {
|
994 | return false;
|
995 | }
|
996 |
|
997 | switch (url.protocol) {
|
998 | case "http:":
|
999 | case "https:":
|
1000 | case "ftp:":
|
1001 | case "mailto:":
|
1002 | case "tel:":
|
1003 | return true;
|
1004 |
|
1005 | default:
|
1006 | return false;
|
1007 | }
|
1008 | }
|
1009 |
|
1010 | function createValidAbsoluteUrl(url, baseUrl = null, options = null) {
|
1011 | if (!url) {
|
1012 | return null;
|
1013 | }
|
1014 |
|
1015 | try {
|
1016 | if (options && typeof url === "string") {
|
1017 | if (options.addDefaultProtocol && url.startsWith("www.")) {
|
1018 | const dots = url.match(/\./g);
|
1019 |
|
1020 | if (dots && dots.length >= 2) {
|
1021 | url = `http://${url}`;
|
1022 | }
|
1023 | }
|
1024 |
|
1025 | if (options.tryConvertEncoding) {
|
1026 | try {
|
1027 | url = stringToUTF8String(url);
|
1028 | } catch (ex) {}
|
1029 | }
|
1030 | }
|
1031 |
|
1032 | const absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url);
|
1033 |
|
1034 | if (_isValidProtocol(absoluteUrl)) {
|
1035 | return absoluteUrl;
|
1036 | }
|
1037 | } catch (ex) {}
|
1038 |
|
1039 | return null;
|
1040 | }
|
1041 |
|
1042 | function shadow(obj, prop, value) {
|
1043 | Object.defineProperty(obj, prop, {
|
1044 | value,
|
1045 | enumerable: true,
|
1046 | configurable: true,
|
1047 | writable: false
|
1048 | });
|
1049 | return value;
|
1050 | }
|
1051 |
|
1052 | const BaseException = function BaseExceptionClosure() {
|
1053 | function BaseException(message, name) {
|
1054 | if (this.constructor === BaseException) {
|
1055 | unreachable("Cannot initialize BaseException.");
|
1056 | }
|
1057 |
|
1058 | this.message = message;
|
1059 | this.name = name;
|
1060 | }
|
1061 |
|
1062 | BaseException.prototype = new Error();
|
1063 | BaseException.constructor = BaseException;
|
1064 | return BaseException;
|
1065 | }();
|
1066 |
|
1067 | exports.BaseException = BaseException;
|
1068 |
|
1069 | class PasswordException extends BaseException {
|
1070 | constructor(msg, code) {
|
1071 | super(msg, "PasswordException");
|
1072 | this.code = code;
|
1073 | }
|
1074 |
|
1075 | }
|
1076 |
|
1077 | exports.PasswordException = PasswordException;
|
1078 |
|
1079 | class UnknownErrorException extends BaseException {
|
1080 | constructor(msg, details) {
|
1081 | super(msg, "UnknownErrorException");
|
1082 | this.details = details;
|
1083 | }
|
1084 |
|
1085 | }
|
1086 |
|
1087 | exports.UnknownErrorException = UnknownErrorException;
|
1088 |
|
1089 | class InvalidPDFException extends BaseException {
|
1090 | constructor(msg) {
|
1091 | super(msg, "InvalidPDFException");
|
1092 | }
|
1093 |
|
1094 | }
|
1095 |
|
1096 | exports.InvalidPDFException = InvalidPDFException;
|
1097 |
|
1098 | class MissingPDFException extends BaseException {
|
1099 | constructor(msg) {
|
1100 | super(msg, "MissingPDFException");
|
1101 | }
|
1102 |
|
1103 | }
|
1104 |
|
1105 | exports.MissingPDFException = MissingPDFException;
|
1106 |
|
1107 | class UnexpectedResponseException extends BaseException {
|
1108 | constructor(msg, status) {
|
1109 | super(msg, "UnexpectedResponseException");
|
1110 | this.status = status;
|
1111 | }
|
1112 |
|
1113 | }
|
1114 |
|
1115 | exports.UnexpectedResponseException = UnexpectedResponseException;
|
1116 |
|
1117 | class FormatError extends BaseException {
|
1118 | constructor(msg) {
|
1119 | super(msg, "FormatError");
|
1120 | }
|
1121 |
|
1122 | }
|
1123 |
|
1124 | exports.FormatError = FormatError;
|
1125 |
|
1126 | class AbortException extends BaseException {
|
1127 | constructor(msg) {
|
1128 | super(msg, "AbortException");
|
1129 | }
|
1130 |
|
1131 | }
|
1132 |
|
1133 | exports.AbortException = AbortException;
|
1134 | const NullCharactersRegExp = /\x00+/g;
|
1135 | const InvisibleCharactersRegExp = /[\x01-\x1F]/g;
|
1136 |
|
1137 | function removeNullCharacters(str, replaceInvisible = false) {
|
1138 | if (typeof str !== "string") {
|
1139 | warn("The argument for removeNullCharacters must be a string.");
|
1140 | return str;
|
1141 | }
|
1142 |
|
1143 | if (replaceInvisible) {
|
1144 | str = str.replace(InvisibleCharactersRegExp, " ");
|
1145 | }
|
1146 |
|
1147 | return str.replace(NullCharactersRegExp, "");
|
1148 | }
|
1149 |
|
1150 | function bytesToString(bytes) {
|
1151 | assert(bytes !== null && typeof bytes === "object" && bytes.length !== undefined, "Invalid argument for bytesToString");
|
1152 | const length = bytes.length;
|
1153 | const MAX_ARGUMENT_COUNT = 8192;
|
1154 |
|
1155 | if (length < MAX_ARGUMENT_COUNT) {
|
1156 | return String.fromCharCode.apply(null, bytes);
|
1157 | }
|
1158 |
|
1159 | const strBuf = [];
|
1160 |
|
1161 | for (let i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
|
1162 | const chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
|
1163 | const chunk = bytes.subarray(i, chunkEnd);
|
1164 | strBuf.push(String.fromCharCode.apply(null, chunk));
|
1165 | }
|
1166 |
|
1167 | return strBuf.join("");
|
1168 | }
|
1169 |
|
1170 | function stringToBytes(str) {
|
1171 | assert(typeof str === "string", "Invalid argument for stringToBytes");
|
1172 | const length = str.length;
|
1173 | const bytes = new Uint8Array(length);
|
1174 |
|
1175 | for (let i = 0; i < length; ++i) {
|
1176 | bytes[i] = str.charCodeAt(i) & 0xff;
|
1177 | }
|
1178 |
|
1179 | return bytes;
|
1180 | }
|
1181 |
|
1182 | function arrayByteLength(arr) {
|
1183 | if (arr.length !== undefined) {
|
1184 | return arr.length;
|
1185 | }
|
1186 |
|
1187 | assert(arr.byteLength !== undefined, "arrayByteLength - invalid argument.");
|
1188 | return arr.byteLength;
|
1189 | }
|
1190 |
|
1191 | function arraysToBytes(arr) {
|
1192 | const length = arr.length;
|
1193 |
|
1194 | if (length === 1 && arr[0] instanceof Uint8Array) {
|
1195 | return arr[0];
|
1196 | }
|
1197 |
|
1198 | let resultLength = 0;
|
1199 |
|
1200 | for (let i = 0; i < length; i++) {
|
1201 | resultLength += arrayByteLength(arr[i]);
|
1202 | }
|
1203 |
|
1204 | let pos = 0;
|
1205 | const data = new Uint8Array(resultLength);
|
1206 |
|
1207 | for (let i = 0; i < length; i++) {
|
1208 | let item = arr[i];
|
1209 |
|
1210 | if (!(item instanceof Uint8Array)) {
|
1211 | if (typeof item === "string") {
|
1212 | item = stringToBytes(item);
|
1213 | } else {
|
1214 | item = new Uint8Array(item);
|
1215 | }
|
1216 | }
|
1217 |
|
1218 | const itemLength = item.byteLength;
|
1219 | data.set(item, pos);
|
1220 | pos += itemLength;
|
1221 | }
|
1222 |
|
1223 | return data;
|
1224 | }
|
1225 |
|
1226 | function string32(value) {
|
1227 | return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
|
1228 | }
|
1229 |
|
1230 | function objectSize(obj) {
|
1231 | return Object.keys(obj).length;
|
1232 | }
|
1233 |
|
1234 | function objectFromMap(map) {
|
1235 | const obj = Object.create(null);
|
1236 |
|
1237 | for (const [key, value] of map) {
|
1238 | obj[key] = value;
|
1239 | }
|
1240 |
|
1241 | return obj;
|
1242 | }
|
1243 |
|
1244 | function isLittleEndian() {
|
1245 | const buffer8 = new Uint8Array(4);
|
1246 | buffer8[0] = 1;
|
1247 | const view32 = new Uint32Array(buffer8.buffer, 0, 1);
|
1248 | return view32[0] === 1;
|
1249 | }
|
1250 |
|
1251 | const IsLittleEndianCached = {
|
1252 | get value() {
|
1253 | return shadow(this, "value", isLittleEndian());
|
1254 | }
|
1255 |
|
1256 | };
|
1257 | exports.IsLittleEndianCached = IsLittleEndianCached;
|
1258 |
|
1259 | function isEvalSupported() {
|
1260 | try {
|
1261 | new Function("");
|
1262 | return true;
|
1263 | } catch (e) {
|
1264 | return false;
|
1265 | }
|
1266 | }
|
1267 |
|
1268 | const IsEvalSupportedCached = {
|
1269 | get value() {
|
1270 | return shadow(this, "value", isEvalSupported());
|
1271 | }
|
1272 |
|
1273 | };
|
1274 | exports.IsEvalSupportedCached = IsEvalSupportedCached;
|
1275 | const hexNumbers = [...Array(256).keys()].map(n => n.toString(16).padStart(2, "0"));
|
1276 |
|
1277 | class Util {
|
1278 | static makeHexColor(r, g, b) {
|
1279 | return `#${hexNumbers[r]}${hexNumbers[g]}${hexNumbers[b]}`;
|
1280 | }
|
1281 |
|
1282 | static transform(m1, m2) {
|
1283 | return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
|
1284 | }
|
1285 |
|
1286 | static applyTransform(p, m) {
|
1287 | const xt = p[0] * m[0] + p[1] * m[2] + m[4];
|
1288 | const yt = p[0] * m[1] + p[1] * m[3] + m[5];
|
1289 | return [xt, yt];
|
1290 | }
|
1291 |
|
1292 | static applyInverseTransform(p, m) {
|
1293 | const d = m[0] * m[3] - m[1] * m[2];
|
1294 | const xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
|
1295 | const yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
|
1296 | return [xt, yt];
|
1297 | }
|
1298 |
|
1299 | static getAxialAlignedBoundingBox(r, m) {
|
1300 | const p1 = Util.applyTransform(r, m);
|
1301 | const p2 = Util.applyTransform(r.slice(2, 4), m);
|
1302 | const p3 = Util.applyTransform([r[0], r[3]], m);
|
1303 | const p4 = Util.applyTransform([r[2], r[1]], m);
|
1304 | return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
|
1305 | }
|
1306 |
|
1307 | static inverseTransform(m) {
|
1308 | const d = m[0] * m[3] - m[1] * m[2];
|
1309 | return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
|
1310 | }
|
1311 |
|
1312 | static apply3dTransform(m, v) {
|
1313 | return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
|
1314 | }
|
1315 |
|
1316 | static singularValueDecompose2dScale(m) {
|
1317 | const transpose = [m[0], m[2], m[1], m[3]];
|
1318 | const a = m[0] * transpose[0] + m[1] * transpose[2];
|
1319 | const b = m[0] * transpose[1] + m[1] * transpose[3];
|
1320 | const c = m[2] * transpose[0] + m[3] * transpose[2];
|
1321 | const d = m[2] * transpose[1] + m[3] * transpose[3];
|
1322 | const first = (a + d) / 2;
|
1323 | const second = Math.sqrt((a + d) ** 2 - 4 * (a * d - c * b)) / 2;
|
1324 | const sx = first + second || 1;
|
1325 | const sy = first - second || 1;
|
1326 | return [Math.sqrt(sx), Math.sqrt(sy)];
|
1327 | }
|
1328 |
|
1329 | static normalizeRect(rect) {
|
1330 | const r = rect.slice(0);
|
1331 |
|
1332 | if (rect[0] > rect[2]) {
|
1333 | r[0] = rect[2];
|
1334 | r[2] = rect[0];
|
1335 | }
|
1336 |
|
1337 | if (rect[1] > rect[3]) {
|
1338 | r[1] = rect[3];
|
1339 | r[3] = rect[1];
|
1340 | }
|
1341 |
|
1342 | return r;
|
1343 | }
|
1344 |
|
1345 | static intersect(rect1, rect2) {
|
1346 | function compare(a, b) {
|
1347 | return a - b;
|
1348 | }
|
1349 |
|
1350 | const orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare);
|
1351 | const orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare);
|
1352 | const result = [];
|
1353 | rect1 = Util.normalizeRect(rect1);
|
1354 | rect2 = Util.normalizeRect(rect2);
|
1355 |
|
1356 | if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
|
1357 | result[0] = orderedX[1];
|
1358 | result[2] = orderedX[2];
|
1359 | } else {
|
1360 | return null;
|
1361 | }
|
1362 |
|
1363 | if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
|
1364 | result[1] = orderedY[1];
|
1365 | result[3] = orderedY[2];
|
1366 | } else {
|
1367 | return null;
|
1368 | }
|
1369 |
|
1370 | return result;
|
1371 | }
|
1372 |
|
1373 | static bezierBoundingBox(x0, y0, x1, y1, x2, y2, x3, y3) {
|
1374 | const tvalues = [],
|
1375 | bounds = [[], []];
|
1376 | let a, b, c, t, t1, t2, b2ac, sqrtb2ac;
|
1377 |
|
1378 | for (let i = 0; i < 2; ++i) {
|
1379 | if (i === 0) {
|
1380 | b = 6 * x0 - 12 * x1 + 6 * x2;
|
1381 | a = -3 * x0 + 9 * x1 - 9 * x2 + 3 * x3;
|
1382 | c = 3 * x1 - 3 * x0;
|
1383 | } else {
|
1384 | b = 6 * y0 - 12 * y1 + 6 * y2;
|
1385 | a = -3 * y0 + 9 * y1 - 9 * y2 + 3 * y3;
|
1386 | c = 3 * y1 - 3 * y0;
|
1387 | }
|
1388 |
|
1389 | if (Math.abs(a) < 1e-12) {
|
1390 | if (Math.abs(b) < 1e-12) {
|
1391 | continue;
|
1392 | }
|
1393 |
|
1394 | t = -c / b;
|
1395 |
|
1396 | if (0 < t && t < 1) {
|
1397 | tvalues.push(t);
|
1398 | }
|
1399 |
|
1400 | continue;
|
1401 | }
|
1402 |
|
1403 | b2ac = b * b - 4 * c * a;
|
1404 | sqrtb2ac = Math.sqrt(b2ac);
|
1405 |
|
1406 | if (b2ac < 0) {
|
1407 | continue;
|
1408 | }
|
1409 |
|
1410 | t1 = (-b + sqrtb2ac) / (2 * a);
|
1411 |
|
1412 | if (0 < t1 && t1 < 1) {
|
1413 | tvalues.push(t1);
|
1414 | }
|
1415 |
|
1416 | t2 = (-b - sqrtb2ac) / (2 * a);
|
1417 |
|
1418 | if (0 < t2 && t2 < 1) {
|
1419 | tvalues.push(t2);
|
1420 | }
|
1421 | }
|
1422 |
|
1423 | let j = tvalues.length,
|
1424 | mt;
|
1425 | const jlen = j;
|
1426 |
|
1427 | while (j--) {
|
1428 | t = tvalues[j];
|
1429 | mt = 1 - t;
|
1430 | bounds[0][j] = mt * mt * mt * x0 + 3 * mt * mt * t * x1 + 3 * mt * t * t * x2 + t * t * t * x3;
|
1431 | bounds[1][j] = mt * mt * mt * y0 + 3 * mt * mt * t * y1 + 3 * mt * t * t * y2 + t * t * t * y3;
|
1432 | }
|
1433 |
|
1434 | bounds[0][jlen] = x0;
|
1435 | bounds[1][jlen] = y0;
|
1436 | bounds[0][jlen + 1] = x3;
|
1437 | bounds[1][jlen + 1] = y3;
|
1438 | bounds[0].length = bounds[1].length = jlen + 2;
|
1439 | return [Math.min(...bounds[0]), Math.min(...bounds[1]), Math.max(...bounds[0]), Math.max(...bounds[1])];
|
1440 | }
|
1441 |
|
1442 | }
|
1443 |
|
1444 | exports.Util = Util;
|
1445 | const PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2d8, 0x2c7, 0x2c6, 0x2d9, 0x2dd, 0x2db, 0x2da, 0x2dc, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203a, 0x2212, 0x2030, 0x201e, 0x201c, 0x201d, 0x2018, 0x2019, 0x201a, 0x2122, 0xfb01, 0xfb02, 0x141, 0x152, 0x160, 0x178, 0x17d, 0x131, 0x142, 0x153, 0x161, 0x17e, 0, 0x20ac];
|
1446 |
|
1447 | function stringToPDFString(str) {
|
1448 | const length = str.length,
|
1449 | strBuf = [];
|
1450 |
|
1451 | if (str[0] === "\xFE" && str[1] === "\xFF") {
|
1452 | for (let i = 2; i < length; i += 2) {
|
1453 | strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
|
1454 | }
|
1455 | } else if (str[0] === "\xFF" && str[1] === "\xFE") {
|
1456 | for (let i = 2; i < length; i += 2) {
|
1457 | strBuf.push(String.fromCharCode(str.charCodeAt(i + 1) << 8 | str.charCodeAt(i)));
|
1458 | }
|
1459 | } else {
|
1460 | for (let i = 0; i < length; ++i) {
|
1461 | const code = PDFStringTranslateTable[str.charCodeAt(i)];
|
1462 | strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
|
1463 | }
|
1464 | }
|
1465 |
|
1466 | return strBuf.join("");
|
1467 | }
|
1468 |
|
1469 | function escapeString(str) {
|
1470 | return str.replace(/([()\\\n\r])/g, match => {
|
1471 | if (match === "\n") {
|
1472 | return "\\n";
|
1473 | } else if (match === "\r") {
|
1474 | return "\\r";
|
1475 | }
|
1476 |
|
1477 | return `\\${match}`;
|
1478 | });
|
1479 | }
|
1480 |
|
1481 | function isAscii(str) {
|
1482 | return /^[\x00-\x7F]*$/.test(str);
|
1483 | }
|
1484 |
|
1485 | function stringToUTF16BEString(str) {
|
1486 | const buf = ["\xFE\xFF"];
|
1487 |
|
1488 | for (let i = 0, ii = str.length; i < ii; i++) {
|
1489 | const char = str.charCodeAt(i);
|
1490 | buf.push(String.fromCharCode(char >> 8 & 0xff), String.fromCharCode(char & 0xff));
|
1491 | }
|
1492 |
|
1493 | return buf.join("");
|
1494 | }
|
1495 |
|
1496 | function stringToUTF8String(str) {
|
1497 | return decodeURIComponent(escape(str));
|
1498 | }
|
1499 |
|
1500 | function utf8StringToString(str) {
|
1501 | return unescape(encodeURIComponent(str));
|
1502 | }
|
1503 |
|
1504 | function isBool(v) {
|
1505 | return typeof v === "boolean";
|
1506 | }
|
1507 |
|
1508 | function isNum(v) {
|
1509 | return typeof v === "number";
|
1510 | }
|
1511 |
|
1512 | function isString(v) {
|
1513 | return typeof v === "string";
|
1514 | }
|
1515 |
|
1516 | function isArrayBuffer(v) {
|
1517 | return typeof v === "object" && v !== null && v.byteLength !== undefined;
|
1518 | }
|
1519 |
|
1520 | function isArrayEqual(arr1, arr2) {
|
1521 | if (arr1.length !== arr2.length) {
|
1522 | return false;
|
1523 | }
|
1524 |
|
1525 | for (let i = 0, ii = arr1.length; i < ii; i++) {
|
1526 | if (arr1[i] !== arr2[i]) {
|
1527 | return false;
|
1528 | }
|
1529 | }
|
1530 |
|
1531 | return true;
|
1532 | }
|
1533 |
|
1534 | function getModificationDate(date = new Date()) {
|
1535 | const buffer = [date.getUTCFullYear().toString(), (date.getUTCMonth() + 1).toString().padStart(2, "0"), date.getUTCDate().toString().padStart(2, "0"), date.getUTCHours().toString().padStart(2, "0"), date.getUTCMinutes().toString().padStart(2, "0"), date.getUTCSeconds().toString().padStart(2, "0")];
|
1536 | return buffer.join("");
|
1537 | }
|
1538 |
|
1539 | function createPromiseCapability() {
|
1540 | const capability = Object.create(null);
|
1541 | let isSettled = false;
|
1542 | Object.defineProperty(capability, "settled", {
|
1543 | get() {
|
1544 | return isSettled;
|
1545 | }
|
1546 |
|
1547 | });
|
1548 | capability.promise = new Promise(function (resolve, reject) {
|
1549 | capability.resolve = function (data) {
|
1550 | isSettled = true;
|
1551 | resolve(data);
|
1552 | };
|
1553 |
|
1554 | capability.reject = function (reason) {
|
1555 | isSettled = true;
|
1556 | reject(reason);
|
1557 | };
|
1558 | });
|
1559 | return capability;
|
1560 | }
|
1561 |
|
1562 | function createObjectURL(data, contentType = "", forceDataSchema = false) {
|
1563 | if (URL.createObjectURL && typeof Blob !== "undefined" && !forceDataSchema) {
|
1564 | return URL.createObjectURL(new Blob([data], {
|
1565 | type: contentType
|
1566 | }));
|
1567 | }
|
1568 |
|
1569 | const digits = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
|
1570 | let buffer = `data:${contentType};base64,`;
|
1571 |
|
1572 | for (let i = 0, ii = data.length; i < ii; i += 3) {
|
1573 | const b1 = data[i] & 0xff;
|
1574 | const b2 = data[i + 1] & 0xff;
|
1575 | const b3 = data[i + 2] & 0xff;
|
1576 | const d1 = b1 >> 2,
|
1577 | d2 = (b1 & 3) << 4 | b2 >> 4;
|
1578 | const d3 = i + 1 < ii ? (b2 & 0xf) << 2 | b3 >> 6 : 64;
|
1579 | const d4 = i + 2 < ii ? b3 & 0x3f : 64;
|
1580 | buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
|
1581 | }
|
1582 |
|
1583 | return buffer;
|
1584 | }
|
1585 |
|
1586 | }),
|
1587 |
|
1588 | ((__unused_webpack_module, __unused_webpack_exports, __w_pdfjs_require__) => {
|
1589 |
|
1590 |
|
1591 |
|
1592 | var _is_node = __w_pdfjs_require__(4);
|
1593 |
|
1594 | ;
|
1595 |
|
1596 | }),
|
1597 |
|
1598 | ((__unused_webpack_module, exports) => {
|
1599 |
|
1600 |
|
1601 |
|
1602 | Object.defineProperty(exports, "__esModule", ({
|
1603 | value: true
|
1604 | }));
|
1605 | exports.isNodeJS = void 0;
|
1606 | const isNodeJS = typeof process === "object" && process + "" === "[object process]" && !process.versions.nw && !(process.versions.electron && process.type && process.type !== "browser");
|
1607 | exports.isNodeJS = isNodeJS;
|
1608 |
|
1609 | }),
|
1610 |
|
1611 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
1612 |
|
1613 |
|
1614 |
|
1615 | Object.defineProperty(exports, "__esModule", ({
|
1616 | value: true
|
1617 | }));
|
1618 | exports.BaseStandardFontDataFactory = exports.BaseSVGFactory = exports.BaseCanvasFactory = exports.BaseCMapReaderFactory = void 0;
|
1619 |
|
1620 | var _util = __w_pdfjs_require__(2);
|
1621 |
|
1622 | class BaseCanvasFactory {
|
1623 | constructor() {
|
1624 | if (this.constructor === BaseCanvasFactory) {
|
1625 | (0, _util.unreachable)("Cannot initialize BaseCanvasFactory.");
|
1626 | }
|
1627 | }
|
1628 |
|
1629 | create(width, height) {
|
1630 | if (width <= 0 || height <= 0) {
|
1631 | throw new Error("Invalid canvas size");
|
1632 | }
|
1633 |
|
1634 | const canvas = this._createCanvas(width, height);
|
1635 |
|
1636 | return {
|
1637 | canvas,
|
1638 | context: canvas.getContext("2d")
|
1639 | };
|
1640 | }
|
1641 |
|
1642 | reset(canvasAndContext, width, height) {
|
1643 | if (!canvasAndContext.canvas) {
|
1644 | throw new Error("Canvas is not specified");
|
1645 | }
|
1646 |
|
1647 | if (width <= 0 || height <= 0) {
|
1648 | throw new Error("Invalid canvas size");
|
1649 | }
|
1650 |
|
1651 | canvasAndContext.canvas.width = width;
|
1652 | canvasAndContext.canvas.height = height;
|
1653 | }
|
1654 |
|
1655 | destroy(canvasAndContext) {
|
1656 | if (!canvasAndContext.canvas) {
|
1657 | throw new Error("Canvas is not specified");
|
1658 | }
|
1659 |
|
1660 | canvasAndContext.canvas.width = 0;
|
1661 | canvasAndContext.canvas.height = 0;
|
1662 | canvasAndContext.canvas = null;
|
1663 | canvasAndContext.context = null;
|
1664 | }
|
1665 |
|
1666 | _createCanvas(width, height) {
|
1667 | (0, _util.unreachable)("Abstract method `_createCanvas` called.");
|
1668 | }
|
1669 |
|
1670 | }
|
1671 |
|
1672 | exports.BaseCanvasFactory = BaseCanvasFactory;
|
1673 |
|
1674 | class BaseCMapReaderFactory {
|
1675 | constructor({
|
1676 | baseUrl = null,
|
1677 | isCompressed = false
|
1678 | }) {
|
1679 | if (this.constructor === BaseCMapReaderFactory) {
|
1680 | (0, _util.unreachable)("Cannot initialize BaseCMapReaderFactory.");
|
1681 | }
|
1682 |
|
1683 | this.baseUrl = baseUrl;
|
1684 | this.isCompressed = isCompressed;
|
1685 | }
|
1686 |
|
1687 | async fetch({
|
1688 | name
|
1689 | }) {
|
1690 | if (!this.baseUrl) {
|
1691 | throw new Error('The CMap "baseUrl" parameter must be specified, ensure that ' + 'the "cMapUrl" and "cMapPacked" API parameters are provided.');
|
1692 | }
|
1693 |
|
1694 | if (!name) {
|
1695 | throw new Error("CMap name must be specified.");
|
1696 | }
|
1697 |
|
1698 | const url = this.baseUrl + name + (this.isCompressed ? ".bcmap" : "");
|
1699 | const compressionType = this.isCompressed ? _util.CMapCompressionType.BINARY : _util.CMapCompressionType.NONE;
|
1700 | return this._fetchData(url, compressionType).catch(reason => {
|
1701 | throw new Error(`Unable to load ${this.isCompressed ? "binary " : ""}CMap at: ${url}`);
|
1702 | });
|
1703 | }
|
1704 |
|
1705 | _fetchData(url, compressionType) {
|
1706 | (0, _util.unreachable)("Abstract method `_fetchData` called.");
|
1707 | }
|
1708 |
|
1709 | }
|
1710 |
|
1711 | exports.BaseCMapReaderFactory = BaseCMapReaderFactory;
|
1712 |
|
1713 | class BaseStandardFontDataFactory {
|
1714 | constructor({
|
1715 | baseUrl = null
|
1716 | }) {
|
1717 | if (this.constructor === BaseStandardFontDataFactory) {
|
1718 | (0, _util.unreachable)("Cannot initialize BaseStandardFontDataFactory.");
|
1719 | }
|
1720 |
|
1721 | this.baseUrl = baseUrl;
|
1722 | }
|
1723 |
|
1724 | async fetch({
|
1725 | filename
|
1726 | }) {
|
1727 | if (!this.baseUrl) {
|
1728 | throw new Error('The standard font "baseUrl" parameter must be specified, ensure that ' + 'the "standardFontDataUrl" API parameter is provided.');
|
1729 | }
|
1730 |
|
1731 | if (!filename) {
|
1732 | throw new Error("Font filename must be specified.");
|
1733 | }
|
1734 |
|
1735 | const url = `${this.baseUrl}${filename}`;
|
1736 | return this._fetchData(url).catch(reason => {
|
1737 | throw new Error(`Unable to load font data at: ${url}`);
|
1738 | });
|
1739 | }
|
1740 |
|
1741 | _fetchData(url) {
|
1742 | (0, _util.unreachable)("Abstract method `_fetchData` called.");
|
1743 | }
|
1744 |
|
1745 | }
|
1746 |
|
1747 | exports.BaseStandardFontDataFactory = BaseStandardFontDataFactory;
|
1748 |
|
1749 | class BaseSVGFactory {
|
1750 | constructor() {
|
1751 | if (this.constructor === BaseSVGFactory) {
|
1752 | (0, _util.unreachable)("Cannot initialize BaseSVGFactory.");
|
1753 | }
|
1754 | }
|
1755 |
|
1756 | create(width, height) {
|
1757 | if (width <= 0 || height <= 0) {
|
1758 | throw new Error("Invalid SVG dimensions");
|
1759 | }
|
1760 |
|
1761 | const svg = this._createSVG("svg:svg");
|
1762 |
|
1763 | svg.setAttribute("version", "1.1");
|
1764 | svg.setAttribute("width", `${width}px`);
|
1765 | svg.setAttribute("height", `${height}px`);
|
1766 | svg.setAttribute("preserveAspectRatio", "none");
|
1767 | svg.setAttribute("viewBox", `0 0 ${width} ${height}`);
|
1768 | return svg;
|
1769 | }
|
1770 |
|
1771 | createElement(type) {
|
1772 | if (typeof type !== "string") {
|
1773 | throw new Error("Invalid SVG element type");
|
1774 | }
|
1775 |
|
1776 | return this._createSVG(type);
|
1777 | }
|
1778 |
|
1779 | _createSVG(type) {
|
1780 | (0, _util.unreachable)("Abstract method `_createSVG` called.");
|
1781 | }
|
1782 |
|
1783 | }
|
1784 |
|
1785 | exports.BaseSVGFactory = BaseSVGFactory;
|
1786 |
|
1787 | }),
|
1788 |
|
1789 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
1790 |
|
1791 |
|
1792 |
|
1793 | Object.defineProperty(exports, "__esModule", ({
|
1794 | value: true
|
1795 | }));
|
1796 | exports.build = exports.RenderTask = exports.PDFWorker = exports.PDFPageProxy = exports.PDFDocumentProxy = exports.PDFDocumentLoadingTask = exports.PDFDataRangeTransport = exports.LoopbackPort = exports.DefaultStandardFontDataFactory = exports.DefaultCanvasFactory = exports.DefaultCMapReaderFactory = void 0;
|
1797 | exports.getDocument = getDocument;
|
1798 | exports.setPDFNetworkStreamFactory = setPDFNetworkStreamFactory;
|
1799 | exports.version = void 0;
|
1800 |
|
1801 | var _util = __w_pdfjs_require__(2);
|
1802 |
|
1803 | var _display_utils = __w_pdfjs_require__(1);
|
1804 |
|
1805 | var _font_loader = __w_pdfjs_require__(7);
|
1806 |
|
1807 | var _node_utils = __w_pdfjs_require__(8);
|
1808 |
|
1809 | var _annotation_storage = __w_pdfjs_require__(9);
|
1810 |
|
1811 | var _canvas = __w_pdfjs_require__(10);
|
1812 |
|
1813 | var _worker_options = __w_pdfjs_require__(12);
|
1814 |
|
1815 | var _is_node = __w_pdfjs_require__(4);
|
1816 |
|
1817 | var _message_handler = __w_pdfjs_require__(13);
|
1818 |
|
1819 | var _metadata = __w_pdfjs_require__(14);
|
1820 |
|
1821 | var _optional_content_config = __w_pdfjs_require__(15);
|
1822 |
|
1823 | var _transport_stream = __w_pdfjs_require__(16);
|
1824 |
|
1825 | var _xfa_text = __w_pdfjs_require__(17);
|
1826 |
|
1827 | const DEFAULT_RANGE_CHUNK_SIZE = 65536;
|
1828 | const RENDERING_CANCELLED_TIMEOUT = 100;
|
1829 | const DefaultCanvasFactory = _is_node.isNodeJS ? _node_utils.NodeCanvasFactory : _display_utils.DOMCanvasFactory;
|
1830 | exports.DefaultCanvasFactory = DefaultCanvasFactory;
|
1831 | const DefaultCMapReaderFactory = _is_node.isNodeJS ? _node_utils.NodeCMapReaderFactory : _display_utils.DOMCMapReaderFactory;
|
1832 | exports.DefaultCMapReaderFactory = DefaultCMapReaderFactory;
|
1833 | const DefaultStandardFontDataFactory = _is_node.isNodeJS ? _node_utils.NodeStandardFontDataFactory : _display_utils.DOMStandardFontDataFactory;
|
1834 | exports.DefaultStandardFontDataFactory = DefaultStandardFontDataFactory;
|
1835 | let createPDFNetworkStream;
|
1836 |
|
1837 | function setPDFNetworkStreamFactory(pdfNetworkStreamFactory) {
|
1838 | createPDFNetworkStream = pdfNetworkStreamFactory;
|
1839 | }
|
1840 |
|
1841 | function getDocument(src) {
|
1842 | const task = new PDFDocumentLoadingTask();
|
1843 | let source;
|
1844 |
|
1845 | if (typeof src === "string" || src instanceof URL) {
|
1846 | source = {
|
1847 | url: src
|
1848 | };
|
1849 | } else if ((0, _util.isArrayBuffer)(src)) {
|
1850 | source = {
|
1851 | data: src
|
1852 | };
|
1853 | } else if (src instanceof PDFDataRangeTransport) {
|
1854 | source = {
|
1855 | range: src
|
1856 | };
|
1857 | } else {
|
1858 | if (typeof src !== "object") {
|
1859 | throw new Error("Invalid parameter in getDocument, " + "need either string, URL, Uint8Array, or parameter object.");
|
1860 | }
|
1861 |
|
1862 | if (!src.url && !src.data && !src.range) {
|
1863 | throw new Error("Invalid parameter object: need either .data, .range or .url");
|
1864 | }
|
1865 |
|
1866 | source = src;
|
1867 | }
|
1868 |
|
1869 | const params = Object.create(null);
|
1870 | let rangeTransport = null,
|
1871 | worker = null;
|
1872 |
|
1873 | for (const key in source) {
|
1874 | const value = source[key];
|
1875 |
|
1876 | switch (key) {
|
1877 | case "url":
|
1878 | if (typeof window !== "undefined") {
|
1879 | try {
|
1880 | params[key] = new URL(value, window.location).href;
|
1881 | continue;
|
1882 | } catch (ex) {
|
1883 | (0, _util.warn)(`Cannot create valid URL: "${ex}".`);
|
1884 | }
|
1885 | } else if (typeof value === "string" || value instanceof URL) {
|
1886 | params[key] = value.toString();
|
1887 | continue;
|
1888 | }
|
1889 |
|
1890 | throw new Error("Invalid PDF url data: " + "either string or URL-object is expected in the url property.");
|
1891 |
|
1892 | case "range":
|
1893 | rangeTransport = value;
|
1894 | continue;
|
1895 |
|
1896 | case "worker":
|
1897 | worker = value;
|
1898 | continue;
|
1899 |
|
1900 | case "data":
|
1901 | if (_is_node.isNodeJS && typeof Buffer !== "undefined" && value instanceof Buffer) {
|
1902 | params[key] = new Uint8Array(value);
|
1903 | } else if (value instanceof Uint8Array) {
|
1904 | break;
|
1905 | } else if (typeof value === "string") {
|
1906 | params[key] = (0, _util.stringToBytes)(value);
|
1907 | } else if (typeof value === "object" && value !== null && !isNaN(value.length)) {
|
1908 | params[key] = new Uint8Array(value);
|
1909 | } else if ((0, _util.isArrayBuffer)(value)) {
|
1910 | params[key] = new Uint8Array(value);
|
1911 | } else {
|
1912 | throw new Error("Invalid PDF binary data: either typed array, " + "string, or array-like object is expected in the data property.");
|
1913 | }
|
1914 |
|
1915 | continue;
|
1916 | }
|
1917 |
|
1918 | params[key] = value;
|
1919 | }
|
1920 |
|
1921 | params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
|
1922 | params.CMapReaderFactory = params.CMapReaderFactory || DefaultCMapReaderFactory;
|
1923 | params.StandardFontDataFactory = params.StandardFontDataFactory || DefaultStandardFontDataFactory;
|
1924 | params.ignoreErrors = params.stopAtErrors !== true;
|
1925 | params.fontExtraProperties = params.fontExtraProperties === true;
|
1926 | params.pdfBug = params.pdfBug === true;
|
1927 | params.enableXfa = params.enableXfa === true;
|
1928 |
|
1929 | if (typeof params.docBaseUrl !== "string" || (0, _display_utils.isDataScheme)(params.docBaseUrl)) {
|
1930 | params.docBaseUrl = null;
|
1931 | }
|
1932 |
|
1933 | if (!Number.isInteger(params.maxImageSize)) {
|
1934 | params.maxImageSize = -1;
|
1935 | }
|
1936 |
|
1937 | if (typeof params.useWorkerFetch !== "boolean") {
|
1938 | params.useWorkerFetch = params.CMapReaderFactory === _display_utils.DOMCMapReaderFactory && params.StandardFontDataFactory === _display_utils.DOMStandardFontDataFactory;
|
1939 | }
|
1940 |
|
1941 | if (typeof params.isEvalSupported !== "boolean") {
|
1942 | params.isEvalSupported = true;
|
1943 | }
|
1944 |
|
1945 | if (typeof params.disableFontFace !== "boolean") {
|
1946 | params.disableFontFace = _is_node.isNodeJS;
|
1947 | }
|
1948 |
|
1949 | if (typeof params.useSystemFonts !== "boolean") {
|
1950 | params.useSystemFonts = !_is_node.isNodeJS && !params.disableFontFace;
|
1951 | }
|
1952 |
|
1953 | if (typeof params.ownerDocument === "undefined") {
|
1954 | params.ownerDocument = globalThis.document;
|
1955 | }
|
1956 |
|
1957 | if (typeof params.disableRange !== "boolean") {
|
1958 | params.disableRange = false;
|
1959 | }
|
1960 |
|
1961 | if (typeof params.disableStream !== "boolean") {
|
1962 | params.disableStream = false;
|
1963 | }
|
1964 |
|
1965 | if (typeof params.disableAutoFetch !== "boolean") {
|
1966 | params.disableAutoFetch = false;
|
1967 | }
|
1968 |
|
1969 | (0, _util.setVerbosityLevel)(params.verbosity);
|
1970 |
|
1971 | if (!worker) {
|
1972 | const workerParams = {
|
1973 | verbosity: params.verbosity,
|
1974 | port: _worker_options.GlobalWorkerOptions.workerPort
|
1975 | };
|
1976 | worker = workerParams.port ? PDFWorker.fromPort(workerParams) : new PDFWorker(workerParams);
|
1977 | task._worker = worker;
|
1978 | }
|
1979 |
|
1980 | const docId = task.docId;
|
1981 | worker.promise.then(function () {
|
1982 | if (task.destroyed) {
|
1983 | throw new Error("Loading aborted");
|
1984 | }
|
1985 |
|
1986 | const workerIdPromise = _fetchDocument(worker, params, rangeTransport, docId);
|
1987 |
|
1988 | const networkStreamPromise = new Promise(function (resolve) {
|
1989 | let networkStream;
|
1990 |
|
1991 | if (rangeTransport) {
|
1992 | networkStream = new _transport_stream.PDFDataTransportStream({
|
1993 | length: params.length,
|
1994 | initialData: params.initialData,
|
1995 | progressiveDone: params.progressiveDone,
|
1996 | contentDispositionFilename: params.contentDispositionFilename,
|
1997 | disableRange: params.disableRange,
|
1998 | disableStream: params.disableStream
|
1999 | }, rangeTransport);
|
2000 | } else if (!params.data) {
|
2001 | networkStream = createPDFNetworkStream({
|
2002 | url: params.url,
|
2003 | length: params.length,
|
2004 | httpHeaders: params.httpHeaders,
|
2005 | withCredentials: params.withCredentials,
|
2006 | rangeChunkSize: params.rangeChunkSize,
|
2007 | disableRange: params.disableRange,
|
2008 | disableStream: params.disableStream
|
2009 | });
|
2010 | }
|
2011 |
|
2012 | resolve(networkStream);
|
2013 | });
|
2014 | return Promise.all([workerIdPromise, networkStreamPromise]).then(function ([workerId, networkStream]) {
|
2015 | if (task.destroyed) {
|
2016 | throw new Error("Loading aborted");
|
2017 | }
|
2018 |
|
2019 | const messageHandler = new _message_handler.MessageHandler(docId, workerId, worker.port);
|
2020 | const transport = new WorkerTransport(messageHandler, task, networkStream, params);
|
2021 | task._transport = transport;
|
2022 | messageHandler.send("Ready", null);
|
2023 | });
|
2024 | }).catch(task._capability.reject);
|
2025 | return task;
|
2026 | }
|
2027 |
|
2028 | async function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
|
2029 | if (worker.destroyed) {
|
2030 | throw new Error("Worker was destroyed");
|
2031 | }
|
2032 |
|
2033 | if (pdfDataRangeTransport) {
|
2034 | source.length = pdfDataRangeTransport.length;
|
2035 | source.initialData = pdfDataRangeTransport.initialData;
|
2036 | source.progressiveDone = pdfDataRangeTransport.progressiveDone;
|
2037 | source.contentDispositionFilename = pdfDataRangeTransport.contentDispositionFilename;
|
2038 | }
|
2039 |
|
2040 | const workerId = await worker.messageHandler.sendWithPromise("GetDocRequest", {
|
2041 | docId,
|
2042 | apiVersion: '2.12.313',
|
2043 | source: {
|
2044 | data: source.data,
|
2045 | url: source.url,
|
2046 | password: source.password,
|
2047 | disableAutoFetch: source.disableAutoFetch,
|
2048 | rangeChunkSize: source.rangeChunkSize,
|
2049 | length: source.length
|
2050 | },
|
2051 | maxImageSize: source.maxImageSize,
|
2052 | disableFontFace: source.disableFontFace,
|
2053 | docBaseUrl: source.docBaseUrl,
|
2054 | ignoreErrors: source.ignoreErrors,
|
2055 | isEvalSupported: source.isEvalSupported,
|
2056 | fontExtraProperties: source.fontExtraProperties,
|
2057 | enableXfa: source.enableXfa,
|
2058 | useSystemFonts: source.useSystemFonts,
|
2059 | cMapUrl: source.useWorkerFetch ? source.cMapUrl : null,
|
2060 | standardFontDataUrl: source.useWorkerFetch ? source.standardFontDataUrl : null
|
2061 | });
|
2062 |
|
2063 | if (worker.destroyed) {
|
2064 | throw new Error("Worker was destroyed");
|
2065 | }
|
2066 |
|
2067 | return workerId;
|
2068 | }
|
2069 |
|
2070 | class PDFDocumentLoadingTask {
|
2071 | static get idCounters() {
|
2072 | return (0, _util.shadow)(this, "idCounters", {
|
2073 | doc: 0
|
2074 | });
|
2075 | }
|
2076 |
|
2077 | constructor() {
|
2078 | this._capability = (0, _util.createPromiseCapability)();
|
2079 | this._transport = null;
|
2080 | this._worker = null;
|
2081 | this.docId = `d${PDFDocumentLoadingTask.idCounters.doc++}`;
|
2082 | this.destroyed = false;
|
2083 | this.onPassword = null;
|
2084 | this.onProgress = null;
|
2085 | this.onUnsupportedFeature = null;
|
2086 | }
|
2087 |
|
2088 | get promise() {
|
2089 | return this._capability.promise;
|
2090 | }
|
2091 |
|
2092 | async destroy() {
|
2093 | this.destroyed = true;
|
2094 | await this._transport?.destroy();
|
2095 | this._transport = null;
|
2096 |
|
2097 | if (this._worker) {
|
2098 | this._worker.destroy();
|
2099 |
|
2100 | this._worker = null;
|
2101 | }
|
2102 | }
|
2103 |
|
2104 | }
|
2105 |
|
2106 | exports.PDFDocumentLoadingTask = PDFDocumentLoadingTask;
|
2107 |
|
2108 | class PDFDataRangeTransport {
|
2109 | constructor(length, initialData, progressiveDone = false, contentDispositionFilename = null) {
|
2110 | this.length = length;
|
2111 | this.initialData = initialData;
|
2112 | this.progressiveDone = progressiveDone;
|
2113 | this.contentDispositionFilename = contentDispositionFilename;
|
2114 | this._rangeListeners = [];
|
2115 | this._progressListeners = [];
|
2116 | this._progressiveReadListeners = [];
|
2117 | this._progressiveDoneListeners = [];
|
2118 | this._readyCapability = (0, _util.createPromiseCapability)();
|
2119 | }
|
2120 |
|
2121 | addRangeListener(listener) {
|
2122 | this._rangeListeners.push(listener);
|
2123 | }
|
2124 |
|
2125 | addProgressListener(listener) {
|
2126 | this._progressListeners.push(listener);
|
2127 | }
|
2128 |
|
2129 | addProgressiveReadListener(listener) {
|
2130 | this._progressiveReadListeners.push(listener);
|
2131 | }
|
2132 |
|
2133 | addProgressiveDoneListener(listener) {
|
2134 | this._progressiveDoneListeners.push(listener);
|
2135 | }
|
2136 |
|
2137 | onDataRange(begin, chunk) {
|
2138 | for (const listener of this._rangeListeners) {
|
2139 | listener(begin, chunk);
|
2140 | }
|
2141 | }
|
2142 |
|
2143 | onDataProgress(loaded, total) {
|
2144 | this._readyCapability.promise.then(() => {
|
2145 | for (const listener of this._progressListeners) {
|
2146 | listener(loaded, total);
|
2147 | }
|
2148 | });
|
2149 | }
|
2150 |
|
2151 | onDataProgressiveRead(chunk) {
|
2152 | this._readyCapability.promise.then(() => {
|
2153 | for (const listener of this._progressiveReadListeners) {
|
2154 | listener(chunk);
|
2155 | }
|
2156 | });
|
2157 | }
|
2158 |
|
2159 | onDataProgressiveDone() {
|
2160 | this._readyCapability.promise.then(() => {
|
2161 | for (const listener of this._progressiveDoneListeners) {
|
2162 | listener();
|
2163 | }
|
2164 | });
|
2165 | }
|
2166 |
|
2167 | transportReady() {
|
2168 | this._readyCapability.resolve();
|
2169 | }
|
2170 |
|
2171 | requestDataRange(begin, end) {
|
2172 | (0, _util.unreachable)("Abstract method PDFDataRangeTransport.requestDataRange");
|
2173 | }
|
2174 |
|
2175 | abort() {}
|
2176 |
|
2177 | }
|
2178 |
|
2179 | exports.PDFDataRangeTransport = PDFDataRangeTransport;
|
2180 |
|
2181 | class PDFDocumentProxy {
|
2182 | constructor(pdfInfo, transport) {
|
2183 | this._pdfInfo = pdfInfo;
|
2184 | this._transport = transport;
|
2185 | Object.defineProperty(this, "fingerprint", {
|
2186 | get() {
|
2187 | (0, _display_utils.deprecated)("`PDFDocumentProxy.fingerprint`, " + "please use `PDFDocumentProxy.fingerprints` instead.");
|
2188 | return this.fingerprints[0];
|
2189 | }
|
2190 |
|
2191 | });
|
2192 | Object.defineProperty(this, "getStats", {
|
2193 | value: async () => {
|
2194 | (0, _display_utils.deprecated)("`PDFDocumentProxy.getStats`, " + "please use the `PDFDocumentProxy.stats`-getter instead.");
|
2195 | return this.stats || {
|
2196 | streamTypes: {},
|
2197 | fontTypes: {}
|
2198 | };
|
2199 | }
|
2200 | });
|
2201 | }
|
2202 |
|
2203 | get annotationStorage() {
|
2204 | return this._transport.annotationStorage;
|
2205 | }
|
2206 |
|
2207 | get numPages() {
|
2208 | return this._pdfInfo.numPages;
|
2209 | }
|
2210 |
|
2211 | get fingerprints() {
|
2212 | return this._pdfInfo.fingerprints;
|
2213 | }
|
2214 |
|
2215 | get stats() {
|
2216 | return this._transport.stats;
|
2217 | }
|
2218 |
|
2219 | get isPureXfa() {
|
2220 | return !!this._transport._htmlForXfa;
|
2221 | }
|
2222 |
|
2223 | get allXfaHtml() {
|
2224 | return this._transport._htmlForXfa;
|
2225 | }
|
2226 |
|
2227 | getPage(pageNumber) {
|
2228 | return this._transport.getPage(pageNumber);
|
2229 | }
|
2230 |
|
2231 | getPageIndex(ref) {
|
2232 | return this._transport.getPageIndex(ref);
|
2233 | }
|
2234 |
|
2235 | getDestinations() {
|
2236 | return this._transport.getDestinations();
|
2237 | }
|
2238 |
|
2239 | getDestination(id) {
|
2240 | return this._transport.getDestination(id);
|
2241 | }
|
2242 |
|
2243 | getPageLabels() {
|
2244 | return this._transport.getPageLabels();
|
2245 | }
|
2246 |
|
2247 | getPageLayout() {
|
2248 | return this._transport.getPageLayout();
|
2249 | }
|
2250 |
|
2251 | getPageMode() {
|
2252 | return this._transport.getPageMode();
|
2253 | }
|
2254 |
|
2255 | getViewerPreferences() {
|
2256 | return this._transport.getViewerPreferences();
|
2257 | }
|
2258 |
|
2259 | getOpenAction() {
|
2260 | return this._transport.getOpenAction();
|
2261 | }
|
2262 |
|
2263 | getAttachments() {
|
2264 | return this._transport.getAttachments();
|
2265 | }
|
2266 |
|
2267 | getJavaScript() {
|
2268 | return this._transport.getJavaScript();
|
2269 | }
|
2270 |
|
2271 | getJSActions() {
|
2272 | return this._transport.getDocJSActions();
|
2273 | }
|
2274 |
|
2275 | getOutline() {
|
2276 | return this._transport.getOutline();
|
2277 | }
|
2278 |
|
2279 | getOptionalContentConfig() {
|
2280 | return this._transport.getOptionalContentConfig();
|
2281 | }
|
2282 |
|
2283 | getPermissions() {
|
2284 | return this._transport.getPermissions();
|
2285 | }
|
2286 |
|
2287 | getMetadata() {
|
2288 | return this._transport.getMetadata();
|
2289 | }
|
2290 |
|
2291 | getMarkInfo() {
|
2292 | return this._transport.getMarkInfo();
|
2293 | }
|
2294 |
|
2295 | getData() {
|
2296 | return this._transport.getData();
|
2297 | }
|
2298 |
|
2299 | getDownloadInfo() {
|
2300 | return this._transport.downloadInfoCapability.promise;
|
2301 | }
|
2302 |
|
2303 | cleanup(keepLoadedFonts = false) {
|
2304 | return this._transport.startCleanup(keepLoadedFonts || this.isPureXfa);
|
2305 | }
|
2306 |
|
2307 | destroy() {
|
2308 | return this.loadingTask.destroy();
|
2309 | }
|
2310 |
|
2311 | get loadingParams() {
|
2312 | return this._transport.loadingParams;
|
2313 | }
|
2314 |
|
2315 | get loadingTask() {
|
2316 | return this._transport.loadingTask;
|
2317 | }
|
2318 |
|
2319 | saveDocument() {
|
2320 | if (this._transport.annotationStorage.size <= 0) {
|
2321 | (0, _display_utils.deprecated)("saveDocument called while `annotationStorage` is empty, " + "please use the getData-method instead.");
|
2322 | }
|
2323 |
|
2324 | return this._transport.saveDocument();
|
2325 | }
|
2326 |
|
2327 | getFieldObjects() {
|
2328 | return this._transport.getFieldObjects();
|
2329 | }
|
2330 |
|
2331 | hasJSActions() {
|
2332 | return this._transport.hasJSActions();
|
2333 | }
|
2334 |
|
2335 | getCalculationOrderIds() {
|
2336 | return this._transport.getCalculationOrderIds();
|
2337 | }
|
2338 |
|
2339 | }
|
2340 |
|
2341 | exports.PDFDocumentProxy = PDFDocumentProxy;
|
2342 |
|
2343 | class PDFPageProxy {
|
2344 | constructor(pageIndex, pageInfo, transport, ownerDocument, pdfBug = false) {
|
2345 | this._pageIndex = pageIndex;
|
2346 | this._pageInfo = pageInfo;
|
2347 | this._ownerDocument = ownerDocument;
|
2348 | this._transport = transport;
|
2349 | this._stats = pdfBug ? new _display_utils.StatTimer() : null;
|
2350 | this._pdfBug = pdfBug;
|
2351 | this.commonObjs = transport.commonObjs;
|
2352 | this.objs = new PDFObjects();
|
2353 | this.cleanupAfterRender = false;
|
2354 | this.pendingCleanup = false;
|
2355 | this._intentStates = new Map();
|
2356 | this._annotationPromises = new Map();
|
2357 | this.destroyed = false;
|
2358 | }
|
2359 |
|
2360 | get pageNumber() {
|
2361 | return this._pageIndex + 1;
|
2362 | }
|
2363 |
|
2364 | get rotate() {
|
2365 | return this._pageInfo.rotate;
|
2366 | }
|
2367 |
|
2368 | get ref() {
|
2369 | return this._pageInfo.ref;
|
2370 | }
|
2371 |
|
2372 | get userUnit() {
|
2373 | return this._pageInfo.userUnit;
|
2374 | }
|
2375 |
|
2376 | get view() {
|
2377 | return this._pageInfo.view;
|
2378 | }
|
2379 |
|
2380 | getViewport({
|
2381 | scale,
|
2382 | rotation = this.rotate,
|
2383 | offsetX = 0,
|
2384 | offsetY = 0,
|
2385 | dontFlip = false
|
2386 | } = {}) {
|
2387 | return new _display_utils.PageViewport({
|
2388 | viewBox: this.view,
|
2389 | scale,
|
2390 | rotation,
|
2391 | offsetX,
|
2392 | offsetY,
|
2393 | dontFlip
|
2394 | });
|
2395 | }
|
2396 |
|
2397 | getAnnotations({
|
2398 | intent = "display"
|
2399 | } = {}) {
|
2400 | const intentArgs = this._transport.getRenderingIntent(intent);
|
2401 |
|
2402 | let promise = this._annotationPromises.get(intentArgs.cacheKey);
|
2403 |
|
2404 | if (!promise) {
|
2405 | promise = this._transport.getAnnotations(this._pageIndex, intentArgs.renderingIntent);
|
2406 |
|
2407 | this._annotationPromises.set(intentArgs.cacheKey, promise);
|
2408 |
|
2409 | promise = promise.then(annotations => {
|
2410 | for (const annotation of annotations) {
|
2411 | if (annotation.titleObj !== undefined) {
|
2412 | Object.defineProperty(annotation, "title", {
|
2413 | get() {
|
2414 | (0, _display_utils.deprecated)("`title`-property on annotation, please use `titleObj` instead.");
|
2415 | return annotation.titleObj.str;
|
2416 | }
|
2417 |
|
2418 | });
|
2419 | }
|
2420 |
|
2421 | if (annotation.contentsObj !== undefined) {
|
2422 | Object.defineProperty(annotation, "contents", {
|
2423 | get() {
|
2424 | (0, _display_utils.deprecated)("`contents`-property on annotation, please use `contentsObj` instead.");
|
2425 | return annotation.contentsObj.str;
|
2426 | }
|
2427 |
|
2428 | });
|
2429 | }
|
2430 | }
|
2431 |
|
2432 | return annotations;
|
2433 | });
|
2434 | }
|
2435 |
|
2436 | return promise;
|
2437 | }
|
2438 |
|
2439 | getJSActions() {
|
2440 | return this._jsActionsPromise ||= this._transport.getPageJSActions(this._pageIndex);
|
2441 | }
|
2442 |
|
2443 | async getXfa() {
|
2444 | return this._transport._htmlForXfa?.children[this._pageIndex] || null;
|
2445 | }
|
2446 |
|
2447 | render({
|
2448 | canvasContext,
|
2449 | viewport,
|
2450 | intent = "display",
|
2451 | annotationMode = _util.AnnotationMode.ENABLE,
|
2452 | transform = null,
|
2453 | imageLayer = null,
|
2454 | canvasFactory = null,
|
2455 | background = null,
|
2456 | optionalContentConfigPromise = null,
|
2457 | annotationCanvasMap = null
|
2458 | }) {
|
2459 | if (arguments[0]?.renderInteractiveForms !== undefined) {
|
2460 | (0, _display_utils.deprecated)("render no longer accepts the `renderInteractiveForms`-option, " + "please use the `annotationMode`-option instead.");
|
2461 |
|
2462 | if (arguments[0].renderInteractiveForms === true && annotationMode === _util.AnnotationMode.ENABLE) {
|
2463 | annotationMode = _util.AnnotationMode.ENABLE_FORMS;
|
2464 | }
|
2465 | }
|
2466 |
|
2467 | if (arguments[0]?.includeAnnotationStorage !== undefined) {
|
2468 | (0, _display_utils.deprecated)("render no longer accepts the `includeAnnotationStorage`-option, " + "please use the `annotationMode`-option instead.");
|
2469 |
|
2470 | if (arguments[0].includeAnnotationStorage === true && annotationMode === _util.AnnotationMode.ENABLE) {
|
2471 | annotationMode = _util.AnnotationMode.ENABLE_STORAGE;
|
2472 | }
|
2473 | }
|
2474 |
|
2475 | if (this._stats) {
|
2476 | this._stats.time("Overall");
|
2477 | }
|
2478 |
|
2479 | const intentArgs = this._transport.getRenderingIntent(intent, annotationMode);
|
2480 |
|
2481 | this.pendingCleanup = false;
|
2482 |
|
2483 | if (!optionalContentConfigPromise) {
|
2484 | optionalContentConfigPromise = this._transport.getOptionalContentConfig();
|
2485 | }
|
2486 |
|
2487 | let intentState = this._intentStates.get(intentArgs.cacheKey);
|
2488 |
|
2489 | if (!intentState) {
|
2490 | intentState = Object.create(null);
|
2491 |
|
2492 | this._intentStates.set(intentArgs.cacheKey, intentState);
|
2493 | }
|
2494 |
|
2495 | if (intentState.streamReaderCancelTimeout) {
|
2496 | clearTimeout(intentState.streamReaderCancelTimeout);
|
2497 | intentState.streamReaderCancelTimeout = null;
|
2498 | }
|
2499 |
|
2500 | const canvasFactoryInstance = canvasFactory || new DefaultCanvasFactory({
|
2501 | ownerDocument: this._ownerDocument
|
2502 | });
|
2503 | const intentPrint = !!(intentArgs.renderingIntent & _util.RenderingIntentFlag.PRINT);
|
2504 |
|
2505 | if (!intentState.displayReadyCapability) {
|
2506 | intentState.displayReadyCapability = (0, _util.createPromiseCapability)();
|
2507 | intentState.operatorList = {
|
2508 | fnArray: [],
|
2509 | argsArray: [],
|
2510 | lastChunk: false
|
2511 | };
|
2512 |
|
2513 | if (this._stats) {
|
2514 | this._stats.time("Page Request");
|
2515 | }
|
2516 |
|
2517 | this._pumpOperatorList(intentArgs);
|
2518 | }
|
2519 |
|
2520 | const complete = error => {
|
2521 | intentState.renderTasks.delete(internalRenderTask);
|
2522 |
|
2523 | if (this.cleanupAfterRender || intentPrint) {
|
2524 | this.pendingCleanup = true;
|
2525 | }
|
2526 |
|
2527 | this._tryCleanup();
|
2528 |
|
2529 | if (error) {
|
2530 | internalRenderTask.capability.reject(error);
|
2531 |
|
2532 | this._abortOperatorList({
|
2533 | intentState,
|
2534 | reason: error instanceof Error ? error : new Error(error)
|
2535 | });
|
2536 | } else {
|
2537 | internalRenderTask.capability.resolve();
|
2538 | }
|
2539 |
|
2540 | if (this._stats) {
|
2541 | this._stats.timeEnd("Rendering");
|
2542 |
|
2543 | this._stats.timeEnd("Overall");
|
2544 | }
|
2545 | };
|
2546 |
|
2547 | const internalRenderTask = new InternalRenderTask({
|
2548 | callback: complete,
|
2549 | params: {
|
2550 | canvasContext,
|
2551 | viewport,
|
2552 | transform,
|
2553 | imageLayer,
|
2554 | background
|
2555 | },
|
2556 | objs: this.objs,
|
2557 | commonObjs: this.commonObjs,
|
2558 | annotationCanvasMap,
|
2559 | operatorList: intentState.operatorList,
|
2560 | pageIndex: this._pageIndex,
|
2561 | canvasFactory: canvasFactoryInstance,
|
2562 | useRequestAnimationFrame: !intentPrint,
|
2563 | pdfBug: this._pdfBug
|
2564 | });
|
2565 | (intentState.renderTasks ||= new Set()).add(internalRenderTask);
|
2566 | const renderTask = internalRenderTask.task;
|
2567 | Promise.all([intentState.displayReadyCapability.promise, optionalContentConfigPromise]).then(([transparency, optionalContentConfig]) => {
|
2568 | if (this.pendingCleanup) {
|
2569 | complete();
|
2570 | return;
|
2571 | }
|
2572 |
|
2573 | if (this._stats) {
|
2574 | this._stats.time("Rendering");
|
2575 | }
|
2576 |
|
2577 | internalRenderTask.initializeGraphics({
|
2578 | transparency,
|
2579 | optionalContentConfig
|
2580 | });
|
2581 | internalRenderTask.operatorListChanged();
|
2582 | }).catch(complete);
|
2583 | return renderTask;
|
2584 | }
|
2585 |
|
2586 | getOperatorList({
|
2587 | intent = "display",
|
2588 | annotationMode = _util.AnnotationMode.ENABLE
|
2589 | } = {}) {
|
2590 | function operatorListChanged() {
|
2591 | if (intentState.operatorList.lastChunk) {
|
2592 | intentState.opListReadCapability.resolve(intentState.operatorList);
|
2593 | intentState.renderTasks.delete(opListTask);
|
2594 | }
|
2595 | }
|
2596 |
|
2597 | const intentArgs = this._transport.getRenderingIntent(intent, annotationMode, true);
|
2598 |
|
2599 | let intentState = this._intentStates.get(intentArgs.cacheKey);
|
2600 |
|
2601 | if (!intentState) {
|
2602 | intentState = Object.create(null);
|
2603 |
|
2604 | this._intentStates.set(intentArgs.cacheKey, intentState);
|
2605 | }
|
2606 |
|
2607 | let opListTask;
|
2608 |
|
2609 | if (!intentState.opListReadCapability) {
|
2610 | opListTask = Object.create(null);
|
2611 | opListTask.operatorListChanged = operatorListChanged;
|
2612 | intentState.opListReadCapability = (0, _util.createPromiseCapability)();
|
2613 | (intentState.renderTasks ||= new Set()).add(opListTask);
|
2614 | intentState.operatorList = {
|
2615 | fnArray: [],
|
2616 | argsArray: [],
|
2617 | lastChunk: false
|
2618 | };
|
2619 |
|
2620 | if (this._stats) {
|
2621 | this._stats.time("Page Request");
|
2622 | }
|
2623 |
|
2624 | this._pumpOperatorList(intentArgs);
|
2625 | }
|
2626 |
|
2627 | return intentState.opListReadCapability.promise;
|
2628 | }
|
2629 |
|
2630 | streamTextContent({
|
2631 | normalizeWhitespace = false,
|
2632 | disableCombineTextItems = false,
|
2633 | includeMarkedContent = false
|
2634 | } = {}) {
|
2635 | const TEXT_CONTENT_CHUNK_SIZE = 100;
|
2636 | return this._transport.messageHandler.sendWithStream("GetTextContent", {
|
2637 | pageIndex: this._pageIndex,
|
2638 | normalizeWhitespace: normalizeWhitespace === true,
|
2639 | combineTextItems: disableCombineTextItems !== true,
|
2640 | includeMarkedContent: includeMarkedContent === true
|
2641 | }, {
|
2642 | highWaterMark: TEXT_CONTENT_CHUNK_SIZE,
|
2643 |
|
2644 | size(textContent) {
|
2645 | return textContent.items.length;
|
2646 | }
|
2647 |
|
2648 | });
|
2649 | }
|
2650 |
|
2651 | getTextContent(params = {}) {
|
2652 | if (this._transport._htmlForXfa) {
|
2653 | return this.getXfa().then(xfa => {
|
2654 | return _xfa_text.XfaText.textContent(xfa);
|
2655 | });
|
2656 | }
|
2657 |
|
2658 | const readableStream = this.streamTextContent(params);
|
2659 | return new Promise(function (resolve, reject) {
|
2660 | function pump() {
|
2661 | reader.read().then(function ({
|
2662 | value,
|
2663 | done
|
2664 | }) {
|
2665 | if (done) {
|
2666 | resolve(textContent);
|
2667 | return;
|
2668 | }
|
2669 |
|
2670 | Object.assign(textContent.styles, value.styles);
|
2671 | textContent.items.push(...value.items);
|
2672 | pump();
|
2673 | }, reject);
|
2674 | }
|
2675 |
|
2676 | const reader = readableStream.getReader();
|
2677 | const textContent = {
|
2678 | items: [],
|
2679 | styles: Object.create(null)
|
2680 | };
|
2681 | pump();
|
2682 | });
|
2683 | }
|
2684 |
|
2685 | getStructTree() {
|
2686 | return this._structTreePromise ||= this._transport.getStructTree(this._pageIndex);
|
2687 | }
|
2688 |
|
2689 | _destroy() {
|
2690 | this.destroyed = true;
|
2691 | const waitOn = [];
|
2692 |
|
2693 | for (const intentState of this._intentStates.values()) {
|
2694 | this._abortOperatorList({
|
2695 | intentState,
|
2696 | reason: new Error("Page was destroyed."),
|
2697 | force: true
|
2698 | });
|
2699 |
|
2700 | if (intentState.opListReadCapability) {
|
2701 | continue;
|
2702 | }
|
2703 |
|
2704 | for (const internalRenderTask of intentState.renderTasks) {
|
2705 | waitOn.push(internalRenderTask.completed);
|
2706 | internalRenderTask.cancel();
|
2707 | }
|
2708 | }
|
2709 |
|
2710 | this.objs.clear();
|
2711 |
|
2712 | this._annotationPromises.clear();
|
2713 |
|
2714 | this._jsActionsPromise = null;
|
2715 | this._structTreePromise = null;
|
2716 | this.pendingCleanup = false;
|
2717 | return Promise.all(waitOn);
|
2718 | }
|
2719 |
|
2720 | cleanup(resetStats = false) {
|
2721 | this.pendingCleanup = true;
|
2722 | return this._tryCleanup(resetStats);
|
2723 | }
|
2724 |
|
2725 | _tryCleanup(resetStats = false) {
|
2726 | if (!this.pendingCleanup) {
|
2727 | return false;
|
2728 | }
|
2729 |
|
2730 | for (const {
|
2731 | renderTasks,
|
2732 | operatorList
|
2733 | } of this._intentStates.values()) {
|
2734 | if (renderTasks.size > 0 || !operatorList.lastChunk) {
|
2735 | return false;
|
2736 | }
|
2737 | }
|
2738 |
|
2739 | this._intentStates.clear();
|
2740 |
|
2741 | this.objs.clear();
|
2742 |
|
2743 | this._annotationPromises.clear();
|
2744 |
|
2745 | this._jsActionsPromise = null;
|
2746 | this._structTreePromise = null;
|
2747 |
|
2748 | if (resetStats && this._stats) {
|
2749 | this._stats = new _display_utils.StatTimer();
|
2750 | }
|
2751 |
|
2752 | this.pendingCleanup = false;
|
2753 | return true;
|
2754 | }
|
2755 |
|
2756 | _startRenderPage(transparency, cacheKey) {
|
2757 | const intentState = this._intentStates.get(cacheKey);
|
2758 |
|
2759 | if (!intentState) {
|
2760 | return;
|
2761 | }
|
2762 |
|
2763 | if (this._stats) {
|
2764 | this._stats.timeEnd("Page Request");
|
2765 | }
|
2766 |
|
2767 | if (intentState.displayReadyCapability) {
|
2768 | intentState.displayReadyCapability.resolve(transparency);
|
2769 | }
|
2770 | }
|
2771 |
|
2772 | _renderPageChunk(operatorListChunk, intentState) {
|
2773 | for (let i = 0, ii = operatorListChunk.length; i < ii; i++) {
|
2774 | intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
|
2775 | intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
|
2776 | }
|
2777 |
|
2778 | intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
|
2779 |
|
2780 | for (const internalRenderTask of intentState.renderTasks) {
|
2781 | internalRenderTask.operatorListChanged();
|
2782 | }
|
2783 |
|
2784 | if (operatorListChunk.lastChunk) {
|
2785 | this._tryCleanup();
|
2786 | }
|
2787 | }
|
2788 |
|
2789 | _pumpOperatorList({
|
2790 | renderingIntent,
|
2791 | cacheKey
|
2792 | }) {
|
2793 | const readableStream = this._transport.messageHandler.sendWithStream("GetOperatorList", {
|
2794 | pageIndex: this._pageIndex,
|
2795 | intent: renderingIntent,
|
2796 | cacheKey,
|
2797 | annotationStorage: renderingIntent & _util.RenderingIntentFlag.ANNOTATIONS_STORAGE ? this._transport.annotationStorage.serializable : null
|
2798 | });
|
2799 |
|
2800 | const reader = readableStream.getReader();
|
2801 |
|
2802 | const intentState = this._intentStates.get(cacheKey);
|
2803 |
|
2804 | intentState.streamReader = reader;
|
2805 |
|
2806 | const pump = () => {
|
2807 | reader.read().then(({
|
2808 | value,
|
2809 | done
|
2810 | }) => {
|
2811 | if (done) {
|
2812 | intentState.streamReader = null;
|
2813 | return;
|
2814 | }
|
2815 |
|
2816 | if (this._transport.destroyed) {
|
2817 | return;
|
2818 | }
|
2819 |
|
2820 | this._renderPageChunk(value, intentState);
|
2821 |
|
2822 | pump();
|
2823 | }, reason => {
|
2824 | intentState.streamReader = null;
|
2825 |
|
2826 | if (this._transport.destroyed) {
|
2827 | return;
|
2828 | }
|
2829 |
|
2830 | if (intentState.operatorList) {
|
2831 | intentState.operatorList.lastChunk = true;
|
2832 |
|
2833 | for (const internalRenderTask of intentState.renderTasks) {
|
2834 | internalRenderTask.operatorListChanged();
|
2835 | }
|
2836 |
|
2837 | this._tryCleanup();
|
2838 | }
|
2839 |
|
2840 | if (intentState.displayReadyCapability) {
|
2841 | intentState.displayReadyCapability.reject(reason);
|
2842 | } else if (intentState.opListReadCapability) {
|
2843 | intentState.opListReadCapability.reject(reason);
|
2844 | } else {
|
2845 | throw reason;
|
2846 | }
|
2847 | });
|
2848 | };
|
2849 |
|
2850 | pump();
|
2851 | }
|
2852 |
|
2853 | _abortOperatorList({
|
2854 | intentState,
|
2855 | reason,
|
2856 | force = false
|
2857 | }) {
|
2858 | if (!intentState.streamReader) {
|
2859 | return;
|
2860 | }
|
2861 |
|
2862 | if (!force) {
|
2863 | if (intentState.renderTasks.size > 0) {
|
2864 | return;
|
2865 | }
|
2866 |
|
2867 | if (reason instanceof _display_utils.RenderingCancelledException) {
|
2868 | intentState.streamReaderCancelTimeout = setTimeout(() => {
|
2869 | this._abortOperatorList({
|
2870 | intentState,
|
2871 | reason,
|
2872 | force: true
|
2873 | });
|
2874 |
|
2875 | intentState.streamReaderCancelTimeout = null;
|
2876 | }, RENDERING_CANCELLED_TIMEOUT);
|
2877 | return;
|
2878 | }
|
2879 | }
|
2880 |
|
2881 | intentState.streamReader.cancel(new _util.AbortException(reason.message)).catch(() => {});
|
2882 | intentState.streamReader = null;
|
2883 |
|
2884 | if (this._transport.destroyed) {
|
2885 | return;
|
2886 | }
|
2887 |
|
2888 | for (const [curCacheKey, curIntentState] of this._intentStates) {
|
2889 | if (curIntentState === intentState) {
|
2890 | this._intentStates.delete(curCacheKey);
|
2891 |
|
2892 | break;
|
2893 | }
|
2894 | }
|
2895 |
|
2896 | this.cleanup();
|
2897 | }
|
2898 |
|
2899 | get stats() {
|
2900 | return this._stats;
|
2901 | }
|
2902 |
|
2903 | }
|
2904 |
|
2905 | exports.PDFPageProxy = PDFPageProxy;
|
2906 |
|
2907 | class LoopbackPort {
|
2908 | constructor() {
|
2909 | this._listeners = [];
|
2910 | this._deferred = Promise.resolve();
|
2911 | }
|
2912 |
|
2913 | postMessage(obj, transfers) {
|
2914 | function cloneValue(object) {
|
2915 | if (globalThis.structuredClone) {
|
2916 | return globalThis.structuredClone(object, transfers);
|
2917 | }
|
2918 |
|
2919 | function fallbackCloneValue(value) {
|
2920 | if (typeof value === "function" || typeof value === "symbol" || value instanceof URL) {
|
2921 | throw new Error(`LoopbackPort.postMessage - cannot clone: ${value?.toString()}`);
|
2922 | }
|
2923 |
|
2924 | if (typeof value !== "object" || value === null) {
|
2925 | return value;
|
2926 | }
|
2927 |
|
2928 | if (cloned.has(value)) {
|
2929 | return cloned.get(value);
|
2930 | }
|
2931 |
|
2932 | let buffer, result;
|
2933 |
|
2934 | if ((buffer = value.buffer) && (0, _util.isArrayBuffer)(buffer)) {
|
2935 | if (transfers?.includes(buffer)) {
|
2936 | result = new value.constructor(buffer, value.byteOffset, value.byteLength);
|
2937 | } else {
|
2938 | result = new value.constructor(value);
|
2939 | }
|
2940 |
|
2941 | cloned.set(value, result);
|
2942 | return result;
|
2943 | }
|
2944 |
|
2945 | if (value instanceof Map) {
|
2946 | result = new Map();
|
2947 | cloned.set(value, result);
|
2948 |
|
2949 | for (const [key, val] of value) {
|
2950 | result.set(key, fallbackCloneValue(val));
|
2951 | }
|
2952 |
|
2953 | return result;
|
2954 | }
|
2955 |
|
2956 | if (value instanceof Set) {
|
2957 | result = new Set();
|
2958 | cloned.set(value, result);
|
2959 |
|
2960 | for (const val of value) {
|
2961 | result.add(fallbackCloneValue(val));
|
2962 | }
|
2963 |
|
2964 | return result;
|
2965 | }
|
2966 |
|
2967 | result = Array.isArray(value) ? [] : Object.create(null);
|
2968 | cloned.set(value, result);
|
2969 |
|
2970 | for (const i in value) {
|
2971 | let desc,
|
2972 | p = value;
|
2973 |
|
2974 | while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
|
2975 | p = Object.getPrototypeOf(p);
|
2976 | }
|
2977 |
|
2978 | if (typeof desc.value === "undefined") {
|
2979 | continue;
|
2980 | }
|
2981 |
|
2982 | if (typeof desc.value === "function" && !value.hasOwnProperty?.(i)) {
|
2983 | continue;
|
2984 | }
|
2985 |
|
2986 | result[i] = fallbackCloneValue(desc.value);
|
2987 | }
|
2988 |
|
2989 | return result;
|
2990 | }
|
2991 |
|
2992 | const cloned = new WeakMap();
|
2993 | return fallbackCloneValue(object);
|
2994 | }
|
2995 |
|
2996 | const event = {
|
2997 | data: cloneValue(obj)
|
2998 | };
|
2999 |
|
3000 | this._deferred.then(() => {
|
3001 | for (const listener of this._listeners) {
|
3002 | listener.call(this, event);
|
3003 | }
|
3004 | });
|
3005 | }
|
3006 |
|
3007 | addEventListener(name, listener) {
|
3008 | this._listeners.push(listener);
|
3009 | }
|
3010 |
|
3011 | removeEventListener(name, listener) {
|
3012 | const i = this._listeners.indexOf(listener);
|
3013 |
|
3014 | this._listeners.splice(i, 1);
|
3015 | }
|
3016 |
|
3017 | terminate() {
|
3018 | this._listeners.length = 0;
|
3019 | }
|
3020 |
|
3021 | }
|
3022 |
|
3023 | exports.LoopbackPort = LoopbackPort;
|
3024 | const PDFWorkerUtil = {
|
3025 | isWorkerDisabled: false,
|
3026 | fallbackWorkerSrc: null,
|
3027 | fakeWorkerId: 0
|
3028 | };
|
3029 | {
|
3030 | if (_is_node.isNodeJS && typeof require === "function") {
|
3031 | PDFWorkerUtil.isWorkerDisabled = true;
|
3032 | PDFWorkerUtil.fallbackWorkerSrc = "./pdf.worker.js";
|
3033 | } else if (typeof document === "object") {
|
3034 | const pdfjsFilePath = document?.currentScript?.src;
|
3035 |
|
3036 | if (pdfjsFilePath) {
|
3037 | PDFWorkerUtil.fallbackWorkerSrc = pdfjsFilePath.replace(/(\.(?:min\.)?js)(\?.*)?$/i, ".worker$1$2");
|
3038 | }
|
3039 | }
|
3040 |
|
3041 | PDFWorkerUtil.createCDNWrapper = function (url) {
|
3042 | const wrapper = `importScripts("${url}");`;
|
3043 | return URL.createObjectURL(new Blob([wrapper]));
|
3044 | };
|
3045 | }
|
3046 |
|
3047 | class PDFWorker {
|
3048 | static get _workerPorts() {
|
3049 | return (0, _util.shadow)(this, "_workerPorts", new WeakMap());
|
3050 | }
|
3051 |
|
3052 | constructor({
|
3053 | name = null,
|
3054 | port = null,
|
3055 | verbosity = (0, _util.getVerbosityLevel)()
|
3056 | } = {}) {
|
3057 | if (port && PDFWorker._workerPorts.has(port)) {
|
3058 | throw new Error("Cannot use more than one PDFWorker per port.");
|
3059 | }
|
3060 |
|
3061 | this.name = name;
|
3062 | this.destroyed = false;
|
3063 | this.verbosity = verbosity;
|
3064 | this._readyCapability = (0, _util.createPromiseCapability)();
|
3065 | this._port = null;
|
3066 | this._webWorker = null;
|
3067 | this._messageHandler = null;
|
3068 |
|
3069 | if (port) {
|
3070 | PDFWorker._workerPorts.set(port, this);
|
3071 |
|
3072 | this._initializeFromPort(port);
|
3073 |
|
3074 | return;
|
3075 | }
|
3076 |
|
3077 | this._initialize();
|
3078 | }
|
3079 |
|
3080 | get promise() {
|
3081 | return this._readyCapability.promise;
|
3082 | }
|
3083 |
|
3084 | get port() {
|
3085 | return this._port;
|
3086 | }
|
3087 |
|
3088 | get messageHandler() {
|
3089 | return this._messageHandler;
|
3090 | }
|
3091 |
|
3092 | _initializeFromPort(port) {
|
3093 | this._port = port;
|
3094 | this._messageHandler = new _message_handler.MessageHandler("main", "worker", port);
|
3095 |
|
3096 | this._messageHandler.on("ready", function () {});
|
3097 |
|
3098 | this._readyCapability.resolve();
|
3099 | }
|
3100 |
|
3101 | _initialize() {
|
3102 | if (typeof Worker !== "undefined" && !PDFWorkerUtil.isWorkerDisabled && !PDFWorker._mainThreadWorkerMessageHandler) {
|
3103 | let workerSrc = PDFWorker.workerSrc;
|
3104 |
|
3105 | try {
|
3106 | if (!(0, _util.isSameOrigin)(window.location.href, workerSrc)) {
|
3107 | workerSrc = PDFWorkerUtil.createCDNWrapper(new URL(workerSrc, window.location).href);
|
3108 | }
|
3109 |
|
3110 | const worker = new Worker(workerSrc);
|
3111 | const messageHandler = new _message_handler.MessageHandler("main", "worker", worker);
|
3112 |
|
3113 | const terminateEarly = () => {
|
3114 | worker.removeEventListener("error", onWorkerError);
|
3115 | messageHandler.destroy();
|
3116 | worker.terminate();
|
3117 |
|
3118 | if (this.destroyed) {
|
3119 | this._readyCapability.reject(new Error("Worker was destroyed"));
|
3120 | } else {
|
3121 | this._setupFakeWorker();
|
3122 | }
|
3123 | };
|
3124 |
|
3125 | const onWorkerError = () => {
|
3126 | if (!this._webWorker) {
|
3127 | terminateEarly();
|
3128 | }
|
3129 | };
|
3130 |
|
3131 | worker.addEventListener("error", onWorkerError);
|
3132 | messageHandler.on("test", data => {
|
3133 | worker.removeEventListener("error", onWorkerError);
|
3134 |
|
3135 | if (this.destroyed) {
|
3136 | terminateEarly();
|
3137 | return;
|
3138 | }
|
3139 |
|
3140 | if (data) {
|
3141 | this._messageHandler = messageHandler;
|
3142 | this._port = worker;
|
3143 | this._webWorker = worker;
|
3144 |
|
3145 | this._readyCapability.resolve();
|
3146 |
|
3147 | messageHandler.send("configure", {
|
3148 | verbosity: this.verbosity
|
3149 | });
|
3150 | } else {
|
3151 | this._setupFakeWorker();
|
3152 |
|
3153 | messageHandler.destroy();
|
3154 | worker.terminate();
|
3155 | }
|
3156 | });
|
3157 | messageHandler.on("ready", data => {
|
3158 | worker.removeEventListener("error", onWorkerError);
|
3159 |
|
3160 | if (this.destroyed) {
|
3161 | terminateEarly();
|
3162 | return;
|
3163 | }
|
3164 |
|
3165 | try {
|
3166 | sendTest();
|
3167 | } catch (e) {
|
3168 | this._setupFakeWorker();
|
3169 | }
|
3170 | });
|
3171 |
|
3172 | const sendTest = () => {
|
3173 | const testObj = new Uint8Array([255]);
|
3174 |
|
3175 | try {
|
3176 | messageHandler.send("test", testObj, [testObj.buffer]);
|
3177 | } catch (ex) {
|
3178 | (0, _util.warn)("Cannot use postMessage transfers.");
|
3179 | testObj[0] = 0;
|
3180 | messageHandler.send("test", testObj);
|
3181 | }
|
3182 | };
|
3183 |
|
3184 | sendTest();
|
3185 | return;
|
3186 | } catch (e) {
|
3187 | (0, _util.info)("The worker has been disabled.");
|
3188 | }
|
3189 | }
|
3190 |
|
3191 | this._setupFakeWorker();
|
3192 | }
|
3193 |
|
3194 | _setupFakeWorker() {
|
3195 | if (!PDFWorkerUtil.isWorkerDisabled) {
|
3196 | (0, _util.warn)("Setting up fake worker.");
|
3197 | PDFWorkerUtil.isWorkerDisabled = true;
|
3198 | }
|
3199 |
|
3200 | PDFWorker._setupFakeWorkerGlobal.then(WorkerMessageHandler => {
|
3201 | if (this.destroyed) {
|
3202 | this._readyCapability.reject(new Error("Worker was destroyed"));
|
3203 |
|
3204 | return;
|
3205 | }
|
3206 |
|
3207 | const port = new LoopbackPort();
|
3208 | this._port = port;
|
3209 | const id = `fake${PDFWorkerUtil.fakeWorkerId++}`;
|
3210 | const workerHandler = new _message_handler.MessageHandler(id + "_worker", id, port);
|
3211 | WorkerMessageHandler.setup(workerHandler, port);
|
3212 | const messageHandler = new _message_handler.MessageHandler(id, id + "_worker", port);
|
3213 | this._messageHandler = messageHandler;
|
3214 |
|
3215 | this._readyCapability.resolve();
|
3216 |
|
3217 | messageHandler.send("configure", {
|
3218 | verbosity: this.verbosity
|
3219 | });
|
3220 | }).catch(reason => {
|
3221 | this._readyCapability.reject(new Error(`Setting up fake worker failed: "${reason.message}".`));
|
3222 | });
|
3223 | }
|
3224 |
|
3225 | destroy() {
|
3226 | this.destroyed = true;
|
3227 |
|
3228 | if (this._webWorker) {
|
3229 | this._webWorker.terminate();
|
3230 |
|
3231 | this._webWorker = null;
|
3232 | }
|
3233 |
|
3234 | PDFWorker._workerPorts.delete(this._port);
|
3235 |
|
3236 | this._port = null;
|
3237 |
|
3238 | if (this._messageHandler) {
|
3239 | this._messageHandler.destroy();
|
3240 |
|
3241 | this._messageHandler = null;
|
3242 | }
|
3243 | }
|
3244 |
|
3245 | static fromPort(params) {
|
3246 | if (!params?.port) {
|
3247 | throw new Error("PDFWorker.fromPort - invalid method signature.");
|
3248 | }
|
3249 |
|
3250 | if (this._workerPorts.has(params.port)) {
|
3251 | return this._workerPorts.get(params.port);
|
3252 | }
|
3253 |
|
3254 | return new PDFWorker(params);
|
3255 | }
|
3256 |
|
3257 | static get workerSrc() {
|
3258 | if (_worker_options.GlobalWorkerOptions.workerSrc) {
|
3259 | return _worker_options.GlobalWorkerOptions.workerSrc;
|
3260 | }
|
3261 |
|
3262 | if (PDFWorkerUtil.fallbackWorkerSrc !== null) {
|
3263 | if (!_is_node.isNodeJS) {
|
3264 | (0, _display_utils.deprecated)('No "GlobalWorkerOptions.workerSrc" specified.');
|
3265 | }
|
3266 |
|
3267 | return PDFWorkerUtil.fallbackWorkerSrc;
|
3268 | }
|
3269 |
|
3270 | throw new Error('No "GlobalWorkerOptions.workerSrc" specified.');
|
3271 | }
|
3272 |
|
3273 | static get _mainThreadWorkerMessageHandler() {
|
3274 | try {
|
3275 | return globalThis.pdfjsWorker?.WorkerMessageHandler || null;
|
3276 | } catch (ex) {
|
3277 | return null;
|
3278 | }
|
3279 | }
|
3280 |
|
3281 | static get _setupFakeWorkerGlobal() {
|
3282 | const loader = async () => {
|
3283 | const mainWorkerMessageHandler = this._mainThreadWorkerMessageHandler;
|
3284 |
|
3285 | if (mainWorkerMessageHandler) {
|
3286 | return mainWorkerMessageHandler;
|
3287 | }
|
3288 |
|
3289 | if (_is_node.isNodeJS && typeof require === "function") {
|
3290 | const worker = eval("require")(this.workerSrc);
|
3291 | return worker.WorkerMessageHandler;
|
3292 | }
|
3293 |
|
3294 | await (0, _display_utils.loadScript)(this.workerSrc);
|
3295 | return window.pdfjsWorker.WorkerMessageHandler;
|
3296 | };
|
3297 |
|
3298 | return (0, _util.shadow)(this, "_setupFakeWorkerGlobal", loader());
|
3299 | }
|
3300 |
|
3301 | }
|
3302 |
|
3303 | exports.PDFWorker = PDFWorker;
|
3304 | {
|
3305 | PDFWorker.getWorkerSrc = function () {
|
3306 | (0, _display_utils.deprecated)("`PDFWorker.getWorkerSrc()`, please use `PDFWorker.workerSrc` instead.");
|
3307 | return this.workerSrc;
|
3308 | };
|
3309 | }
|
3310 |
|
3311 | class WorkerTransport {
|
3312 | #docStats = null;
|
3313 | #pageCache = new Map();
|
3314 | #pagePromises = new Map();
|
3315 | #metadataPromise = null;
|
3316 |
|
3317 | constructor(messageHandler, loadingTask, networkStream, params) {
|
3318 | this.messageHandler = messageHandler;
|
3319 | this.loadingTask = loadingTask;
|
3320 | this.commonObjs = new PDFObjects();
|
3321 | this.fontLoader = new _font_loader.FontLoader({
|
3322 | docId: loadingTask.docId,
|
3323 | onUnsupportedFeature: this._onUnsupportedFeature.bind(this),
|
3324 | ownerDocument: params.ownerDocument,
|
3325 | styleElement: params.styleElement
|
3326 | });
|
3327 | this._params = params;
|
3328 |
|
3329 | if (!params.useWorkerFetch) {
|
3330 | this.CMapReaderFactory = new params.CMapReaderFactory({
|
3331 | baseUrl: params.cMapUrl,
|
3332 | isCompressed: params.cMapPacked
|
3333 | });
|
3334 | this.StandardFontDataFactory = new params.StandardFontDataFactory({
|
3335 | baseUrl: params.standardFontDataUrl
|
3336 | });
|
3337 | }
|
3338 |
|
3339 | this.destroyed = false;
|
3340 | this.destroyCapability = null;
|
3341 | this._passwordCapability = null;
|
3342 | this._networkStream = networkStream;
|
3343 | this._fullReader = null;
|
3344 | this._lastProgress = null;
|
3345 | this.downloadInfoCapability = (0, _util.createPromiseCapability)();
|
3346 | this.setupMessageHandler();
|
3347 | }
|
3348 |
|
3349 | get annotationStorage() {
|
3350 | return (0, _util.shadow)(this, "annotationStorage", new _annotation_storage.AnnotationStorage());
|
3351 | }
|
3352 |
|
3353 | get stats() {
|
3354 | return this.#docStats;
|
3355 | }
|
3356 |
|
3357 | getRenderingIntent(intent, annotationMode = _util.AnnotationMode.ENABLE, isOpList = false) {
|
3358 | let renderingIntent = _util.RenderingIntentFlag.DISPLAY;
|
3359 | let lastModified = "";
|
3360 |
|
3361 | switch (intent) {
|
3362 | case "any":
|
3363 | renderingIntent = _util.RenderingIntentFlag.ANY;
|
3364 | break;
|
3365 |
|
3366 | case "display":
|
3367 | break;
|
3368 |
|
3369 | case "print":
|
3370 | renderingIntent = _util.RenderingIntentFlag.PRINT;
|
3371 | break;
|
3372 |
|
3373 | default:
|
3374 | (0, _util.warn)(`getRenderingIntent - invalid intent: ${intent}`);
|
3375 | }
|
3376 |
|
3377 | switch (annotationMode) {
|
3378 | case _util.AnnotationMode.DISABLE:
|
3379 | renderingIntent += _util.RenderingIntentFlag.ANNOTATIONS_DISABLE;
|
3380 | break;
|
3381 |
|
3382 | case _util.AnnotationMode.ENABLE:
|
3383 | break;
|
3384 |
|
3385 | case _util.AnnotationMode.ENABLE_FORMS:
|
3386 | renderingIntent += _util.RenderingIntentFlag.ANNOTATIONS_FORMS;
|
3387 | break;
|
3388 |
|
3389 | case _util.AnnotationMode.ENABLE_STORAGE:
|
3390 | renderingIntent += _util.RenderingIntentFlag.ANNOTATIONS_STORAGE;
|
3391 | lastModified = this.annotationStorage.lastModified;
|
3392 | break;
|
3393 |
|
3394 | default:
|
3395 | (0, _util.warn)(`getRenderingIntent - invalid annotationMode: ${annotationMode}`);
|
3396 | }
|
3397 |
|
3398 | if (isOpList) {
|
3399 | renderingIntent += _util.RenderingIntentFlag.OPLIST;
|
3400 | }
|
3401 |
|
3402 | return {
|
3403 | renderingIntent,
|
3404 | cacheKey: `${renderingIntent}_${lastModified}`
|
3405 | };
|
3406 | }
|
3407 |
|
3408 | destroy() {
|
3409 | if (this.destroyCapability) {
|
3410 | return this.destroyCapability.promise;
|
3411 | }
|
3412 |
|
3413 | this.destroyed = true;
|
3414 | this.destroyCapability = (0, _util.createPromiseCapability)();
|
3415 |
|
3416 | if (this._passwordCapability) {
|
3417 | this._passwordCapability.reject(new Error("Worker was destroyed during onPassword callback"));
|
3418 | }
|
3419 |
|
3420 | const waitOn = [];
|
3421 |
|
3422 | for (const page of this.#pageCache.values()) {
|
3423 | waitOn.push(page._destroy());
|
3424 | }
|
3425 |
|
3426 | this.#pageCache.clear();
|
3427 | this.#pagePromises.clear();
|
3428 |
|
3429 | if (this.hasOwnProperty("annotationStorage")) {
|
3430 | this.annotationStorage.resetModified();
|
3431 | }
|
3432 |
|
3433 | const terminated = this.messageHandler.sendWithPromise("Terminate", null);
|
3434 | waitOn.push(terminated);
|
3435 | Promise.all(waitOn).then(() => {
|
3436 | this.commonObjs.clear();
|
3437 | this.fontLoader.clear();
|
3438 | this.#metadataPromise = null;
|
3439 | this._getFieldObjectsPromise = null;
|
3440 | this._hasJSActionsPromise = null;
|
3441 |
|
3442 | if (this._networkStream) {
|
3443 | this._networkStream.cancelAllRequests(new _util.AbortException("Worker was terminated."));
|
3444 | }
|
3445 |
|
3446 | if (this.messageHandler) {
|
3447 | this.messageHandler.destroy();
|
3448 | this.messageHandler = null;
|
3449 | }
|
3450 |
|
3451 | this.destroyCapability.resolve();
|
3452 | }, this.destroyCapability.reject);
|
3453 | return this.destroyCapability.promise;
|
3454 | }
|
3455 |
|
3456 | setupMessageHandler() {
|
3457 | const {
|
3458 | messageHandler,
|
3459 | loadingTask
|
3460 | } = this;
|
3461 | messageHandler.on("GetReader", (data, sink) => {
|
3462 | (0, _util.assert)(this._networkStream, "GetReader - no `IPDFStream` instance available.");
|
3463 | this._fullReader = this._networkStream.getFullReader();
|
3464 |
|
3465 | this._fullReader.onProgress = evt => {
|
3466 | this._lastProgress = {
|
3467 | loaded: evt.loaded,
|
3468 | total: evt.total
|
3469 | };
|
3470 | };
|
3471 |
|
3472 | sink.onPull = () => {
|
3473 | this._fullReader.read().then(function ({
|
3474 | value,
|
3475 | done
|
3476 | }) {
|
3477 | if (done) {
|
3478 | sink.close();
|
3479 | return;
|
3480 | }
|
3481 |
|
3482 | (0, _util.assert)((0, _util.isArrayBuffer)(value), "GetReader - expected an ArrayBuffer.");
|
3483 | sink.enqueue(new Uint8Array(value), 1, [value]);
|
3484 | }).catch(reason => {
|
3485 | sink.error(reason);
|
3486 | });
|
3487 | };
|
3488 |
|
3489 | sink.onCancel = reason => {
|
3490 | this._fullReader.cancel(reason);
|
3491 |
|
3492 | sink.ready.catch(readyReason => {
|
3493 | if (this.destroyed) {
|
3494 | return;
|
3495 | }
|
3496 |
|
3497 | throw readyReason;
|
3498 | });
|
3499 | };
|
3500 | });
|
3501 | messageHandler.on("ReaderHeadersReady", data => {
|
3502 | const headersCapability = (0, _util.createPromiseCapability)();
|
3503 | const fullReader = this._fullReader;
|
3504 | fullReader.headersReady.then(() => {
|
3505 | if (!fullReader.isStreamingSupported || !fullReader.isRangeSupported) {
|
3506 | if (this._lastProgress) {
|
3507 | loadingTask.onProgress?.(this._lastProgress);
|
3508 | }
|
3509 |
|
3510 | fullReader.onProgress = evt => {
|
3511 | loadingTask.onProgress?.({
|
3512 | loaded: evt.loaded,
|
3513 | total: evt.total
|
3514 | });
|
3515 | };
|
3516 | }
|
3517 |
|
3518 | headersCapability.resolve({
|
3519 | isStreamingSupported: fullReader.isStreamingSupported,
|
3520 | isRangeSupported: fullReader.isRangeSupported,
|
3521 | contentLength: fullReader.contentLength
|
3522 | });
|
3523 | }, headersCapability.reject);
|
3524 | return headersCapability.promise;
|
3525 | });
|
3526 | messageHandler.on("GetRangeReader", (data, sink) => {
|
3527 | (0, _util.assert)(this._networkStream, "GetRangeReader - no `IPDFStream` instance available.");
|
3528 |
|
3529 | const rangeReader = this._networkStream.getRangeReader(data.begin, data.end);
|
3530 |
|
3531 | if (!rangeReader) {
|
3532 | sink.close();
|
3533 | return;
|
3534 | }
|
3535 |
|
3536 | sink.onPull = () => {
|
3537 | rangeReader.read().then(function ({
|
3538 | value,
|
3539 | done
|
3540 | }) {
|
3541 | if (done) {
|
3542 | sink.close();
|
3543 | return;
|
3544 | }
|
3545 |
|
3546 | (0, _util.assert)((0, _util.isArrayBuffer)(value), "GetRangeReader - expected an ArrayBuffer.");
|
3547 | sink.enqueue(new Uint8Array(value), 1, [value]);
|
3548 | }).catch(reason => {
|
3549 | sink.error(reason);
|
3550 | });
|
3551 | };
|
3552 |
|
3553 | sink.onCancel = reason => {
|
3554 | rangeReader.cancel(reason);
|
3555 | sink.ready.catch(readyReason => {
|
3556 | if (this.destroyed) {
|
3557 | return;
|
3558 | }
|
3559 |
|
3560 | throw readyReason;
|
3561 | });
|
3562 | };
|
3563 | });
|
3564 | messageHandler.on("GetDoc", ({
|
3565 | pdfInfo
|
3566 | }) => {
|
3567 | this._numPages = pdfInfo.numPages;
|
3568 | this._htmlForXfa = pdfInfo.htmlForXfa;
|
3569 | delete pdfInfo.htmlForXfa;
|
3570 |
|
3571 | loadingTask._capability.resolve(new PDFDocumentProxy(pdfInfo, this));
|
3572 | });
|
3573 | messageHandler.on("DocException", function (ex) {
|
3574 | let reason;
|
3575 |
|
3576 | switch (ex.name) {
|
3577 | case "PasswordException":
|
3578 | reason = new _util.PasswordException(ex.message, ex.code);
|
3579 | break;
|
3580 |
|
3581 | case "InvalidPDFException":
|
3582 | reason = new _util.InvalidPDFException(ex.message);
|
3583 | break;
|
3584 |
|
3585 | case "MissingPDFException":
|
3586 | reason = new _util.MissingPDFException(ex.message);
|
3587 | break;
|
3588 |
|
3589 | case "UnexpectedResponseException":
|
3590 | reason = new _util.UnexpectedResponseException(ex.message, ex.status);
|
3591 | break;
|
3592 |
|
3593 | case "UnknownErrorException":
|
3594 | reason = new _util.UnknownErrorException(ex.message, ex.details);
|
3595 | break;
|
3596 |
|
3597 | default:
|
3598 | (0, _util.unreachable)("DocException - expected a valid Error.");
|
3599 | }
|
3600 |
|
3601 | loadingTask._capability.reject(reason);
|
3602 | });
|
3603 | messageHandler.on("PasswordRequest", exception => {
|
3604 | this._passwordCapability = (0, _util.createPromiseCapability)();
|
3605 |
|
3606 | if (loadingTask.onPassword) {
|
3607 | const updatePassword = password => {
|
3608 | this._passwordCapability.resolve({
|
3609 | password
|
3610 | });
|
3611 | };
|
3612 |
|
3613 | try {
|
3614 | loadingTask.onPassword(updatePassword, exception.code);
|
3615 | } catch (ex) {
|
3616 | this._passwordCapability.reject(ex);
|
3617 | }
|
3618 | } else {
|
3619 | this._passwordCapability.reject(new _util.PasswordException(exception.message, exception.code));
|
3620 | }
|
3621 |
|
3622 | return this._passwordCapability.promise;
|
3623 | });
|
3624 | messageHandler.on("DataLoaded", data => {
|
3625 | loadingTask.onProgress?.({
|
3626 | loaded: data.length,
|
3627 | total: data.length
|
3628 | });
|
3629 | this.downloadInfoCapability.resolve(data);
|
3630 | });
|
3631 | messageHandler.on("StartRenderPage", data => {
|
3632 | if (this.destroyed) {
|
3633 | return;
|
3634 | }
|
3635 |
|
3636 | const page = this.#pageCache.get(data.pageIndex);
|
3637 |
|
3638 | page._startRenderPage(data.transparency, data.cacheKey);
|
3639 | });
|
3640 | messageHandler.on("commonobj", ([id, type, exportedData]) => {
|
3641 | if (this.destroyed) {
|
3642 | return;
|
3643 | }
|
3644 |
|
3645 | if (this.commonObjs.has(id)) {
|
3646 | return;
|
3647 | }
|
3648 |
|
3649 | switch (type) {
|
3650 | case "Font":
|
3651 | const params = this._params;
|
3652 |
|
3653 | if ("error" in exportedData) {
|
3654 | const exportedError = exportedData.error;
|
3655 | (0, _util.warn)(`Error during font loading: ${exportedError}`);
|
3656 | this.commonObjs.resolve(id, exportedError);
|
3657 | break;
|
3658 | }
|
3659 |
|
3660 | let fontRegistry = null;
|
3661 |
|
3662 | if (params.pdfBug && globalThis.FontInspector?.enabled) {
|
3663 | fontRegistry = {
|
3664 | registerFont(font, url) {
|
3665 | globalThis.FontInspector.fontAdded(font, url);
|
3666 | }
|
3667 |
|
3668 | };
|
3669 | }
|
3670 |
|
3671 | const font = new _font_loader.FontFaceObject(exportedData, {
|
3672 | isEvalSupported: params.isEvalSupported,
|
3673 | disableFontFace: params.disableFontFace,
|
3674 | ignoreErrors: params.ignoreErrors,
|
3675 | onUnsupportedFeature: this._onUnsupportedFeature.bind(this),
|
3676 | fontRegistry
|
3677 | });
|
3678 | this.fontLoader.bind(font).catch(reason => {
|
3679 | return messageHandler.sendWithPromise("FontFallback", {
|
3680 | id
|
3681 | });
|
3682 | }).finally(() => {
|
3683 | if (!params.fontExtraProperties && font.data) {
|
3684 | font.data = null;
|
3685 | }
|
3686 |
|
3687 | this.commonObjs.resolve(id, font);
|
3688 | });
|
3689 | break;
|
3690 |
|
3691 | case "FontPath":
|
3692 | case "Image":
|
3693 | this.commonObjs.resolve(id, exportedData);
|
3694 | break;
|
3695 |
|
3696 | default:
|
3697 | throw new Error(`Got unknown common object type ${type}`);
|
3698 | }
|
3699 | });
|
3700 | messageHandler.on("obj", ([id, pageIndex, type, imageData]) => {
|
3701 | if (this.destroyed) {
|
3702 | return;
|
3703 | }
|
3704 |
|
3705 | const pageProxy = this.#pageCache.get(pageIndex);
|
3706 |
|
3707 | if (pageProxy.objs.has(id)) {
|
3708 | return;
|
3709 | }
|
3710 |
|
3711 | switch (type) {
|
3712 | case "Image":
|
3713 | pageProxy.objs.resolve(id, imageData);
|
3714 | const MAX_IMAGE_SIZE_TO_STORE = 8000000;
|
3715 |
|
3716 | if (imageData?.data?.length > MAX_IMAGE_SIZE_TO_STORE) {
|
3717 | pageProxy.cleanupAfterRender = true;
|
3718 | }
|
3719 |
|
3720 | break;
|
3721 |
|
3722 | case "Pattern":
|
3723 | pageProxy.objs.resolve(id, imageData);
|
3724 | break;
|
3725 |
|
3726 | default:
|
3727 | throw new Error(`Got unknown object type ${type}`);
|
3728 | }
|
3729 | });
|
3730 | messageHandler.on("DocProgress", data => {
|
3731 | if (this.destroyed) {
|
3732 | return;
|
3733 | }
|
3734 |
|
3735 | loadingTask.onProgress?.({
|
3736 | loaded: data.loaded,
|
3737 | total: data.total
|
3738 | });
|
3739 | });
|
3740 | messageHandler.on("DocStats", data => {
|
3741 | if (this.destroyed) {
|
3742 | return;
|
3743 | }
|
3744 |
|
3745 | this.#docStats = Object.freeze({
|
3746 | streamTypes: Object.freeze(data.streamTypes),
|
3747 | fontTypes: Object.freeze(data.fontTypes)
|
3748 | });
|
3749 | });
|
3750 | messageHandler.on("UnsupportedFeature", this._onUnsupportedFeature.bind(this));
|
3751 | messageHandler.on("FetchBuiltInCMap", data => {
|
3752 | if (this.destroyed) {
|
3753 | return Promise.reject(new Error("Worker was destroyed."));
|
3754 | }
|
3755 |
|
3756 | if (!this.CMapReaderFactory) {
|
3757 | return Promise.reject(new Error("CMapReaderFactory not initialized, see the `useWorkerFetch` parameter."));
|
3758 | }
|
3759 |
|
3760 | return this.CMapReaderFactory.fetch(data);
|
3761 | });
|
3762 | messageHandler.on("FetchStandardFontData", data => {
|
3763 | if (this.destroyed) {
|
3764 | return Promise.reject(new Error("Worker was destroyed."));
|
3765 | }
|
3766 |
|
3767 | if (!this.StandardFontDataFactory) {
|
3768 | return Promise.reject(new Error("StandardFontDataFactory not initialized, see the `useWorkerFetch` parameter."));
|
3769 | }
|
3770 |
|
3771 | return this.StandardFontDataFactory.fetch(data);
|
3772 | });
|
3773 | }
|
3774 |
|
3775 | _onUnsupportedFeature({
|
3776 | featureId
|
3777 | }) {
|
3778 | if (this.destroyed) {
|
3779 | return;
|
3780 | }
|
3781 |
|
3782 | this.loadingTask.onUnsupportedFeature?.(featureId);
|
3783 | }
|
3784 |
|
3785 | getData() {
|
3786 | return this.messageHandler.sendWithPromise("GetData", null);
|
3787 | }
|
3788 |
|
3789 | getPage(pageNumber) {
|
3790 | if (!Number.isInteger(pageNumber) || pageNumber <= 0 || pageNumber > this._numPages) {
|
3791 | return Promise.reject(new Error("Invalid page request"));
|
3792 | }
|
3793 |
|
3794 | const pageIndex = pageNumber - 1,
|
3795 | cachedPromise = this.#pagePromises.get(pageIndex);
|
3796 |
|
3797 | if (cachedPromise) {
|
3798 | return cachedPromise;
|
3799 | }
|
3800 |
|
3801 | const promise = this.messageHandler.sendWithPromise("GetPage", {
|
3802 | pageIndex
|
3803 | }).then(pageInfo => {
|
3804 | if (this.destroyed) {
|
3805 | throw new Error("Transport destroyed");
|
3806 | }
|
3807 |
|
3808 | const page = new PDFPageProxy(pageIndex, pageInfo, this, this._params.ownerDocument, this._params.pdfBug);
|
3809 | this.#pageCache.set(pageIndex, page);
|
3810 | return page;
|
3811 | });
|
3812 | this.#pagePromises.set(pageIndex, promise);
|
3813 | return promise;
|
3814 | }
|
3815 |
|
3816 | getPageIndex(ref) {
|
3817 | return this.messageHandler.sendWithPromise("GetPageIndex", {
|
3818 | ref
|
3819 | });
|
3820 | }
|
3821 |
|
3822 | getAnnotations(pageIndex, intent) {
|
3823 | return this.messageHandler.sendWithPromise("GetAnnotations", {
|
3824 | pageIndex,
|
3825 | intent
|
3826 | });
|
3827 | }
|
3828 |
|
3829 | saveDocument() {
|
3830 | return this.messageHandler.sendWithPromise("SaveDocument", {
|
3831 | isPureXfa: !!this._htmlForXfa,
|
3832 | numPages: this._numPages,
|
3833 | annotationStorage: this.annotationStorage.serializable,
|
3834 | filename: this._fullReader?.filename ?? null
|
3835 | }).finally(() => {
|
3836 | this.annotationStorage.resetModified();
|
3837 | });
|
3838 | }
|
3839 |
|
3840 | getFieldObjects() {
|
3841 | return this._getFieldObjectsPromise ||= this.messageHandler.sendWithPromise("GetFieldObjects", null);
|
3842 | }
|
3843 |
|
3844 | hasJSActions() {
|
3845 | return this._hasJSActionsPromise ||= this.messageHandler.sendWithPromise("HasJSActions", null);
|
3846 | }
|
3847 |
|
3848 | getCalculationOrderIds() {
|
3849 | return this.messageHandler.sendWithPromise("GetCalculationOrderIds", null);
|
3850 | }
|
3851 |
|
3852 | getDestinations() {
|
3853 | return this.messageHandler.sendWithPromise("GetDestinations", null);
|
3854 | }
|
3855 |
|
3856 | getDestination(id) {
|
3857 | if (typeof id !== "string") {
|
3858 | return Promise.reject(new Error("Invalid destination request."));
|
3859 | }
|
3860 |
|
3861 | return this.messageHandler.sendWithPromise("GetDestination", {
|
3862 | id
|
3863 | });
|
3864 | }
|
3865 |
|
3866 | getPageLabels() {
|
3867 | return this.messageHandler.sendWithPromise("GetPageLabels", null);
|
3868 | }
|
3869 |
|
3870 | getPageLayout() {
|
3871 | return this.messageHandler.sendWithPromise("GetPageLayout", null);
|
3872 | }
|
3873 |
|
3874 | getPageMode() {
|
3875 | return this.messageHandler.sendWithPromise("GetPageMode", null);
|
3876 | }
|
3877 |
|
3878 | getViewerPreferences() {
|
3879 | return this.messageHandler.sendWithPromise("GetViewerPreferences", null);
|
3880 | }
|
3881 |
|
3882 | getOpenAction() {
|
3883 | return this.messageHandler.sendWithPromise("GetOpenAction", null);
|
3884 | }
|
3885 |
|
3886 | getAttachments() {
|
3887 | return this.messageHandler.sendWithPromise("GetAttachments", null);
|
3888 | }
|
3889 |
|
3890 | getJavaScript() {
|
3891 | return this.messageHandler.sendWithPromise("GetJavaScript", null);
|
3892 | }
|
3893 |
|
3894 | getDocJSActions() {
|
3895 | return this.messageHandler.sendWithPromise("GetDocJSActions", null);
|
3896 | }
|
3897 |
|
3898 | getPageJSActions(pageIndex) {
|
3899 | return this.messageHandler.sendWithPromise("GetPageJSActions", {
|
3900 | pageIndex
|
3901 | });
|
3902 | }
|
3903 |
|
3904 | getStructTree(pageIndex) {
|
3905 | return this.messageHandler.sendWithPromise("GetStructTree", {
|
3906 | pageIndex
|
3907 | });
|
3908 | }
|
3909 |
|
3910 | getOutline() {
|
3911 | return this.messageHandler.sendWithPromise("GetOutline", null);
|
3912 | }
|
3913 |
|
3914 | getOptionalContentConfig() {
|
3915 | return this.messageHandler.sendWithPromise("GetOptionalContentConfig", null).then(results => {
|
3916 | return new _optional_content_config.OptionalContentConfig(results);
|
3917 | });
|
3918 | }
|
3919 |
|
3920 | getPermissions() {
|
3921 | return this.messageHandler.sendWithPromise("GetPermissions", null);
|
3922 | }
|
3923 |
|
3924 | getMetadata() {
|
3925 | return this.#metadataPromise ||= this.messageHandler.sendWithPromise("GetMetadata", null).then(results => {
|
3926 | return {
|
3927 | info: results[0],
|
3928 | metadata: results[1] ? new _metadata.Metadata(results[1]) : null,
|
3929 | contentDispositionFilename: this._fullReader?.filename ?? null,
|
3930 | contentLength: this._fullReader?.contentLength ?? null
|
3931 | };
|
3932 | });
|
3933 | }
|
3934 |
|
3935 | getMarkInfo() {
|
3936 | return this.messageHandler.sendWithPromise("GetMarkInfo", null);
|
3937 | }
|
3938 |
|
3939 | async startCleanup(keepLoadedFonts = false) {
|
3940 | await this.messageHandler.sendWithPromise("Cleanup", null);
|
3941 |
|
3942 | if (this.destroyed) {
|
3943 | return;
|
3944 | }
|
3945 |
|
3946 | for (const page of this.#pageCache.values()) {
|
3947 | const cleanupSuccessful = page.cleanup();
|
3948 |
|
3949 | if (!cleanupSuccessful) {
|
3950 | throw new Error(`startCleanup: Page ${page.pageNumber} is currently rendering.`);
|
3951 | }
|
3952 | }
|
3953 |
|
3954 | this.commonObjs.clear();
|
3955 |
|
3956 | if (!keepLoadedFonts) {
|
3957 | this.fontLoader.clear();
|
3958 | }
|
3959 |
|
3960 | this.#metadataPromise = null;
|
3961 | this._getFieldObjectsPromise = null;
|
3962 | this._hasJSActionsPromise = null;
|
3963 | }
|
3964 |
|
3965 | get loadingParams() {
|
3966 | const params = this._params;
|
3967 | return (0, _util.shadow)(this, "loadingParams", {
|
3968 | disableAutoFetch: params.disableAutoFetch,
|
3969 | enableXfa: params.enableXfa
|
3970 | });
|
3971 | }
|
3972 |
|
3973 | }
|
3974 |
|
3975 | class PDFObjects {
|
3976 | constructor() {
|
3977 | this._objs = Object.create(null);
|
3978 | }
|
3979 |
|
3980 | _ensureObj(objId) {
|
3981 | if (this._objs[objId]) {
|
3982 | return this._objs[objId];
|
3983 | }
|
3984 |
|
3985 | return this._objs[objId] = {
|
3986 | capability: (0, _util.createPromiseCapability)(),
|
3987 | data: null,
|
3988 | resolved: false
|
3989 | };
|
3990 | }
|
3991 |
|
3992 | get(objId, callback = null) {
|
3993 | if (callback) {
|
3994 | this._ensureObj(objId).capability.promise.then(callback);
|
3995 |
|
3996 | return null;
|
3997 | }
|
3998 |
|
3999 | const obj = this._objs[objId];
|
4000 |
|
4001 | if (!obj || !obj.resolved) {
|
4002 | throw new Error(`Requesting object that isn't resolved yet ${objId}.`);
|
4003 | }
|
4004 |
|
4005 | return obj.data;
|
4006 | }
|
4007 |
|
4008 | has(objId) {
|
4009 | const obj = this._objs[objId];
|
4010 | return obj?.resolved || false;
|
4011 | }
|
4012 |
|
4013 | resolve(objId, data) {
|
4014 | const obj = this._ensureObj(objId);
|
4015 |
|
4016 | obj.resolved = true;
|
4017 | obj.data = data;
|
4018 | obj.capability.resolve(data);
|
4019 | }
|
4020 |
|
4021 | clear() {
|
4022 | this._objs = Object.create(null);
|
4023 | }
|
4024 |
|
4025 | }
|
4026 |
|
4027 | class RenderTask {
|
4028 | constructor(internalRenderTask) {
|
4029 | this._internalRenderTask = internalRenderTask;
|
4030 | this.onContinue = null;
|
4031 | }
|
4032 |
|
4033 | get promise() {
|
4034 | return this._internalRenderTask.capability.promise;
|
4035 | }
|
4036 |
|
4037 | cancel() {
|
4038 | this._internalRenderTask.cancel();
|
4039 | }
|
4040 |
|
4041 | }
|
4042 |
|
4043 | exports.RenderTask = RenderTask;
|
4044 |
|
4045 | class InternalRenderTask {
|
4046 | static get canvasInUse() {
|
4047 | return (0, _util.shadow)(this, "canvasInUse", new WeakSet());
|
4048 | }
|
4049 |
|
4050 | constructor({
|
4051 | callback,
|
4052 | params,
|
4053 | objs,
|
4054 | commonObjs,
|
4055 | annotationCanvasMap,
|
4056 | operatorList,
|
4057 | pageIndex,
|
4058 | canvasFactory,
|
4059 | useRequestAnimationFrame = false,
|
4060 | pdfBug = false
|
4061 | }) {
|
4062 | this.callback = callback;
|
4063 | this.params = params;
|
4064 | this.objs = objs;
|
4065 | this.commonObjs = commonObjs;
|
4066 | this.annotationCanvasMap = annotationCanvasMap;
|
4067 | this.operatorListIdx = null;
|
4068 | this.operatorList = operatorList;
|
4069 | this._pageIndex = pageIndex;
|
4070 | this.canvasFactory = canvasFactory;
|
4071 | this._pdfBug = pdfBug;
|
4072 | this.running = false;
|
4073 | this.graphicsReadyCallback = null;
|
4074 | this.graphicsReady = false;
|
4075 | this._useRequestAnimationFrame = useRequestAnimationFrame === true && typeof window !== "undefined";
|
4076 | this.cancelled = false;
|
4077 | this.capability = (0, _util.createPromiseCapability)();
|
4078 | this.task = new RenderTask(this);
|
4079 | this._cancelBound = this.cancel.bind(this);
|
4080 | this._continueBound = this._continue.bind(this);
|
4081 | this._scheduleNextBound = this._scheduleNext.bind(this);
|
4082 | this._nextBound = this._next.bind(this);
|
4083 | this._canvas = params.canvasContext.canvas;
|
4084 | }
|
4085 |
|
4086 | get completed() {
|
4087 | return this.capability.promise.catch(function () {});
|
4088 | }
|
4089 |
|
4090 | initializeGraphics({
|
4091 | transparency = false,
|
4092 | optionalContentConfig
|
4093 | }) {
|
4094 | if (this.cancelled) {
|
4095 | return;
|
4096 | }
|
4097 |
|
4098 | if (this._canvas) {
|
4099 | if (InternalRenderTask.canvasInUse.has(this._canvas)) {
|
4100 | throw new Error("Cannot use the same canvas during multiple render() operations. " + "Use different canvas or ensure previous operations were " + "cancelled or completed.");
|
4101 | }
|
4102 |
|
4103 | InternalRenderTask.canvasInUse.add(this._canvas);
|
4104 | }
|
4105 |
|
4106 | if (this._pdfBug && globalThis.StepperManager?.enabled) {
|
4107 | this.stepper = globalThis.StepperManager.create(this._pageIndex);
|
4108 | this.stepper.init(this.operatorList);
|
4109 | this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
|
4110 | }
|
4111 |
|
4112 | const {
|
4113 | canvasContext,
|
4114 | viewport,
|
4115 | transform,
|
4116 | imageLayer,
|
4117 | background
|
4118 | } = this.params;
|
4119 | this.gfx = new _canvas.CanvasGraphics(canvasContext, this.commonObjs, this.objs, this.canvasFactory, imageLayer, optionalContentConfig, this.annotationCanvasMap);
|
4120 | this.gfx.beginDrawing({
|
4121 | transform,
|
4122 | viewport,
|
4123 | transparency,
|
4124 | background
|
4125 | });
|
4126 | this.operatorListIdx = 0;
|
4127 | this.graphicsReady = true;
|
4128 |
|
4129 | if (this.graphicsReadyCallback) {
|
4130 | this.graphicsReadyCallback();
|
4131 | }
|
4132 | }
|
4133 |
|
4134 | cancel(error = null) {
|
4135 | this.running = false;
|
4136 | this.cancelled = true;
|
4137 |
|
4138 | if (this.gfx) {
|
4139 | this.gfx.endDrawing();
|
4140 | }
|
4141 |
|
4142 | if (this._canvas) {
|
4143 | InternalRenderTask.canvasInUse.delete(this._canvas);
|
4144 | }
|
4145 |
|
4146 | this.callback(error || new _display_utils.RenderingCancelledException(`Rendering cancelled, page ${this._pageIndex + 1}`, "canvas"));
|
4147 | }
|
4148 |
|
4149 | operatorListChanged() {
|
4150 | if (!this.graphicsReady) {
|
4151 | if (!this.graphicsReadyCallback) {
|
4152 | this.graphicsReadyCallback = this._continueBound;
|
4153 | }
|
4154 |
|
4155 | return;
|
4156 | }
|
4157 |
|
4158 | if (this.stepper) {
|
4159 | this.stepper.updateOperatorList(this.operatorList);
|
4160 | }
|
4161 |
|
4162 | if (this.running) {
|
4163 | return;
|
4164 | }
|
4165 |
|
4166 | this._continue();
|
4167 | }
|
4168 |
|
4169 | _continue() {
|
4170 | this.running = true;
|
4171 |
|
4172 | if (this.cancelled) {
|
4173 | return;
|
4174 | }
|
4175 |
|
4176 | if (this.task.onContinue) {
|
4177 | this.task.onContinue(this._scheduleNextBound);
|
4178 | } else {
|
4179 | this._scheduleNext();
|
4180 | }
|
4181 | }
|
4182 |
|
4183 | _scheduleNext() {
|
4184 | if (this._useRequestAnimationFrame) {
|
4185 | window.requestAnimationFrame(() => {
|
4186 | this._nextBound().catch(this._cancelBound);
|
4187 | });
|
4188 | } else {
|
4189 | Promise.resolve().then(this._nextBound).catch(this._cancelBound);
|
4190 | }
|
4191 | }
|
4192 |
|
4193 | async _next() {
|
4194 | if (this.cancelled) {
|
4195 | return;
|
4196 | }
|
4197 |
|
4198 | this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
|
4199 |
|
4200 | if (this.operatorListIdx === this.operatorList.argsArray.length) {
|
4201 | this.running = false;
|
4202 |
|
4203 | if (this.operatorList.lastChunk) {
|
4204 | this.gfx.endDrawing();
|
4205 |
|
4206 | if (this._canvas) {
|
4207 | InternalRenderTask.canvasInUse.delete(this._canvas);
|
4208 | }
|
4209 |
|
4210 | this.callback();
|
4211 | }
|
4212 | }
|
4213 | }
|
4214 |
|
4215 | }
|
4216 |
|
4217 | const version = '2.12.313';
|
4218 | exports.version = version;
|
4219 | const build = 'a2ae56f39';
|
4220 | exports.build = build;
|
4221 |
|
4222 | }),
|
4223 |
|
4224 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
4225 |
|
4226 |
|
4227 |
|
4228 | Object.defineProperty(exports, "__esModule", ({
|
4229 | value: true
|
4230 | }));
|
4231 | exports.FontLoader = exports.FontFaceObject = void 0;
|
4232 |
|
4233 | var _util = __w_pdfjs_require__(2);
|
4234 |
|
4235 | class BaseFontLoader {
|
4236 | constructor({
|
4237 | docId,
|
4238 | onUnsupportedFeature,
|
4239 | ownerDocument = globalThis.document,
|
4240 | styleElement = null
|
4241 | }) {
|
4242 | if (this.constructor === BaseFontLoader) {
|
4243 | (0, _util.unreachable)("Cannot initialize BaseFontLoader.");
|
4244 | }
|
4245 |
|
4246 | this.docId = docId;
|
4247 | this._onUnsupportedFeature = onUnsupportedFeature;
|
4248 | this._document = ownerDocument;
|
4249 | this.nativeFontFaces = [];
|
4250 | this.styleElement = null;
|
4251 | }
|
4252 |
|
4253 | addNativeFontFace(nativeFontFace) {
|
4254 | this.nativeFontFaces.push(nativeFontFace);
|
4255 |
|
4256 | this._document.fonts.add(nativeFontFace);
|
4257 | }
|
4258 |
|
4259 | insertRule(rule) {
|
4260 | let styleElement = this.styleElement;
|
4261 |
|
4262 | if (!styleElement) {
|
4263 | styleElement = this.styleElement = this._document.createElement("style");
|
4264 | styleElement.id = `PDFJS_FONT_STYLE_TAG_${this.docId}`;
|
4265 |
|
4266 | this._document.documentElement.getElementsByTagName("head")[0].appendChild(styleElement);
|
4267 | }
|
4268 |
|
4269 | const styleSheet = styleElement.sheet;
|
4270 | styleSheet.insertRule(rule, styleSheet.cssRules.length);
|
4271 | }
|
4272 |
|
4273 | clear() {
|
4274 | for (const nativeFontFace of this.nativeFontFaces) {
|
4275 | this._document.fonts.delete(nativeFontFace);
|
4276 | }
|
4277 |
|
4278 | this.nativeFontFaces.length = 0;
|
4279 |
|
4280 | if (this.styleElement) {
|
4281 | this.styleElement.remove();
|
4282 | this.styleElement = null;
|
4283 | }
|
4284 | }
|
4285 |
|
4286 | async bind(font) {
|
4287 | if (font.attached || font.missingFile) {
|
4288 | return;
|
4289 | }
|
4290 |
|
4291 | font.attached = true;
|
4292 |
|
4293 | if (this.isFontLoadingAPISupported) {
|
4294 | const nativeFontFace = font.createNativeFontFace();
|
4295 |
|
4296 | if (nativeFontFace) {
|
4297 | this.addNativeFontFace(nativeFontFace);
|
4298 |
|
4299 | try {
|
4300 | await nativeFontFace.loaded;
|
4301 | } catch (ex) {
|
4302 | this._onUnsupportedFeature({
|
4303 | featureId: _util.UNSUPPORTED_FEATURES.errorFontLoadNative
|
4304 | });
|
4305 |
|
4306 | (0, _util.warn)(`Failed to load font '${nativeFontFace.family}': '${ex}'.`);
|
4307 | font.disableFontFace = true;
|
4308 | throw ex;
|
4309 | }
|
4310 | }
|
4311 |
|
4312 | return;
|
4313 | }
|
4314 |
|
4315 | const rule = font.createFontFaceRule();
|
4316 |
|
4317 | if (rule) {
|
4318 | this.insertRule(rule);
|
4319 |
|
4320 | if (this.isSyncFontLoadingSupported) {
|
4321 | return;
|
4322 | }
|
4323 |
|
4324 | await new Promise(resolve => {
|
4325 | const request = this._queueLoadingCallback(resolve);
|
4326 |
|
4327 | this._prepareFontLoadEvent([rule], [font], request);
|
4328 | });
|
4329 | }
|
4330 | }
|
4331 |
|
4332 | _queueLoadingCallback(callback) {
|
4333 | (0, _util.unreachable)("Abstract method `_queueLoadingCallback`.");
|
4334 | }
|
4335 |
|
4336 | get isFontLoadingAPISupported() {
|
4337 | const hasFonts = !!this._document?.fonts;
|
4338 | return (0, _util.shadow)(this, "isFontLoadingAPISupported", hasFonts);
|
4339 | }
|
4340 |
|
4341 | get isSyncFontLoadingSupported() {
|
4342 | (0, _util.unreachable)("Abstract method `isSyncFontLoadingSupported`.");
|
4343 | }
|
4344 |
|
4345 | get _loadTestFont() {
|
4346 | (0, _util.unreachable)("Abstract method `_loadTestFont`.");
|
4347 | }
|
4348 |
|
4349 | _prepareFontLoadEvent(rules, fontsToLoad, request) {
|
4350 | (0, _util.unreachable)("Abstract method `_prepareFontLoadEvent`.");
|
4351 | }
|
4352 |
|
4353 | }
|
4354 |
|
4355 | let FontLoader;
|
4356 | exports.FontLoader = FontLoader;
|
4357 | {
|
4358 | exports.FontLoader = FontLoader = class GenericFontLoader extends BaseFontLoader {
|
4359 | constructor(params) {
|
4360 | super(params);
|
4361 | this.loadingContext = {
|
4362 | requests: [],
|
4363 | nextRequestId: 0
|
4364 | };
|
4365 | this.loadTestFontId = 0;
|
4366 | }
|
4367 |
|
4368 | get isSyncFontLoadingSupported() {
|
4369 | let supported = false;
|
4370 |
|
4371 | if (typeof navigator === "undefined") {
|
4372 | supported = true;
|
4373 | } else {
|
4374 | const m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
|
4375 |
|
4376 | if (m?.[1] >= 14) {
|
4377 | supported = true;
|
4378 | }
|
4379 | }
|
4380 |
|
4381 | return (0, _util.shadow)(this, "isSyncFontLoadingSupported", supported);
|
4382 | }
|
4383 |
|
4384 | _queueLoadingCallback(callback) {
|
4385 | function completeRequest() {
|
4386 | (0, _util.assert)(!request.done, "completeRequest() cannot be called twice.");
|
4387 | request.done = true;
|
4388 |
|
4389 | while (context.requests.length > 0 && context.requests[0].done) {
|
4390 | const otherRequest = context.requests.shift();
|
4391 | setTimeout(otherRequest.callback, 0);
|
4392 | }
|
4393 | }
|
4394 |
|
4395 | const context = this.loadingContext;
|
4396 | const request = {
|
4397 | id: `pdfjs-font-loading-${context.nextRequestId++}`,
|
4398 | done: false,
|
4399 | complete: completeRequest,
|
4400 | callback
|
4401 | };
|
4402 | context.requests.push(request);
|
4403 | return request;
|
4404 | }
|
4405 |
|
4406 | get _loadTestFont() {
|
4407 | const getLoadTestFont = function () {
|
4408 | return atob("T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQA" + "FQAABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAA" + "ALwAAAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgA" + "AAAGbmFtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1" + "AAsD6AAAAADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD" + "6AAAAAAD6AABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACM" + "AooCvAAAAeAAMQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4D" + "IP84AFoDIQAAAAAAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAA" + "AAEAAQAAAAEAAAAAAAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUA" + "AQAAAAEAAAAAAAYAAQAAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgAB" + "AAMAAQQJAAMAAgABAAMAAQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABY" + "AAAAAAAAAwAAAAMAAAAcAAEAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAA" + "AC7////TAAEAAAAAAAABBgAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" + "AAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" + "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" + "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" + "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" + "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAAAAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAA" + "AAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgcA/gXBIwMAYuL+nz5tQXkD5j3CBLnEQAC" + "AQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYAAABAQAADwACAQEEE/t3" + "Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQAAAAAAAABAAAAAMmJbzEAAAAAzgTj" + "FQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAgABAAAAAAAAAAAD6AAAAAAAAA==");
|
4409 | };
|
4410 |
|
4411 | return (0, _util.shadow)(this, "_loadTestFont", getLoadTestFont());
|
4412 | }
|
4413 |
|
4414 | _prepareFontLoadEvent(rules, fonts, request) {
|
4415 | function int32(data, offset) {
|
4416 | return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
|
4417 | }
|
4418 |
|
4419 | function spliceString(s, offset, remove, insert) {
|
4420 | const chunk1 = s.substring(0, offset);
|
4421 | const chunk2 = s.substring(offset + remove);
|
4422 | return chunk1 + insert + chunk2;
|
4423 | }
|
4424 |
|
4425 | let i, ii;
|
4426 |
|
4427 | const canvas = this._document.createElement("canvas");
|
4428 |
|
4429 | canvas.width = 1;
|
4430 | canvas.height = 1;
|
4431 | const ctx = canvas.getContext("2d");
|
4432 | let called = 0;
|
4433 |
|
4434 | function isFontReady(name, callback) {
|
4435 | called++;
|
4436 |
|
4437 | if (called > 30) {
|
4438 | (0, _util.warn)("Load test font never loaded.");
|
4439 | callback();
|
4440 | return;
|
4441 | }
|
4442 |
|
4443 | ctx.font = "30px " + name;
|
4444 | ctx.fillText(".", 0, 20);
|
4445 | const imageData = ctx.getImageData(0, 0, 1, 1);
|
4446 |
|
4447 | if (imageData.data[3] > 0) {
|
4448 | callback();
|
4449 | return;
|
4450 | }
|
4451 |
|
4452 | setTimeout(isFontReady.bind(null, name, callback));
|
4453 | }
|
4454 |
|
4455 | const loadTestFontId = `lt${Date.now()}${this.loadTestFontId++}`;
|
4456 | let data = this._loadTestFont;
|
4457 | const COMMENT_OFFSET = 976;
|
4458 | data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
|
4459 | const CFF_CHECKSUM_OFFSET = 16;
|
4460 | const XXXX_VALUE = 0x58585858;
|
4461 | let checksum = int32(data, CFF_CHECKSUM_OFFSET);
|
4462 |
|
4463 | for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
|
4464 | checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
|
4465 | }
|
4466 |
|
4467 | if (i < loadTestFontId.length) {
|
4468 | checksum = checksum - XXXX_VALUE + int32(loadTestFontId + "XXX", i) | 0;
|
4469 | }
|
4470 |
|
4471 | data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, (0, _util.string32)(checksum));
|
4472 | const url = `url(data:font/opentype;base64,${btoa(data)});`;
|
4473 | const rule = `@font-face {font-family:"${loadTestFontId}";src:${url}}`;
|
4474 | this.insertRule(rule);
|
4475 | const names = [];
|
4476 |
|
4477 | for (const font of fonts) {
|
4478 | names.push(font.loadedName);
|
4479 | }
|
4480 |
|
4481 | names.push(loadTestFontId);
|
4482 |
|
4483 | const div = this._document.createElement("div");
|
4484 |
|
4485 | div.style.visibility = "hidden";
|
4486 | div.style.width = div.style.height = "10px";
|
4487 | div.style.position = "absolute";
|
4488 | div.style.top = div.style.left = "0px";
|
4489 |
|
4490 | for (const name of names) {
|
4491 | const span = this._document.createElement("span");
|
4492 |
|
4493 | span.textContent = "Hi";
|
4494 | span.style.fontFamily = name;
|
4495 | div.appendChild(span);
|
4496 | }
|
4497 |
|
4498 | this._document.body.appendChild(div);
|
4499 |
|
4500 | isFontReady(loadTestFontId, () => {
|
4501 | div.remove();
|
4502 | request.complete();
|
4503 | });
|
4504 | }
|
4505 |
|
4506 | };
|
4507 | }
|
4508 |
|
4509 | class FontFaceObject {
|
4510 | constructor(translatedData, {
|
4511 | isEvalSupported = true,
|
4512 | disableFontFace = false,
|
4513 | ignoreErrors = false,
|
4514 | onUnsupportedFeature,
|
4515 | fontRegistry = null
|
4516 | }) {
|
4517 | this.compiledGlyphs = Object.create(null);
|
4518 |
|
4519 | for (const i in translatedData) {
|
4520 | this[i] = translatedData[i];
|
4521 | }
|
4522 |
|
4523 | this.isEvalSupported = isEvalSupported !== false;
|
4524 | this.disableFontFace = disableFontFace === true;
|
4525 | this.ignoreErrors = ignoreErrors === true;
|
4526 | this._onUnsupportedFeature = onUnsupportedFeature;
|
4527 | this.fontRegistry = fontRegistry;
|
4528 | }
|
4529 |
|
4530 | createNativeFontFace() {
|
4531 | if (!this.data || this.disableFontFace) {
|
4532 | return null;
|
4533 | }
|
4534 |
|
4535 | let nativeFontFace;
|
4536 |
|
4537 | if (!this.cssFontInfo) {
|
4538 | nativeFontFace = new FontFace(this.loadedName, this.data, {});
|
4539 | } else {
|
4540 | const css = {
|
4541 | weight: this.cssFontInfo.fontWeight
|
4542 | };
|
4543 |
|
4544 | if (this.cssFontInfo.italicAngle) {
|
4545 | css.style = `oblique ${this.cssFontInfo.italicAngle}deg`;
|
4546 | }
|
4547 |
|
4548 | nativeFontFace = new FontFace(this.cssFontInfo.fontFamily, this.data, css);
|
4549 | }
|
4550 |
|
4551 | if (this.fontRegistry) {
|
4552 | this.fontRegistry.registerFont(this);
|
4553 | }
|
4554 |
|
4555 | return nativeFontFace;
|
4556 | }
|
4557 |
|
4558 | createFontFaceRule() {
|
4559 | if (!this.data || this.disableFontFace) {
|
4560 | return null;
|
4561 | }
|
4562 |
|
4563 | const data = (0, _util.bytesToString)(this.data);
|
4564 | const url = `url(data:${this.mimetype};base64,${btoa(data)});`;
|
4565 | let rule;
|
4566 |
|
4567 | if (!this.cssFontInfo) {
|
4568 | rule = `@font-face {font-family:"${this.loadedName}";src:${url}}`;
|
4569 | } else {
|
4570 | let css = `font-weight: ${this.cssFontInfo.fontWeight};`;
|
4571 |
|
4572 | if (this.cssFontInfo.italicAngle) {
|
4573 | css += `font-style: oblique ${this.cssFontInfo.italicAngle}deg;`;
|
4574 | }
|
4575 |
|
4576 | rule = `@font-face {font-family:"${this.cssFontInfo.fontFamily}";${css}src:${url}}`;
|
4577 | }
|
4578 |
|
4579 | if (this.fontRegistry) {
|
4580 | this.fontRegistry.registerFont(this, url);
|
4581 | }
|
4582 |
|
4583 | return rule;
|
4584 | }
|
4585 |
|
4586 | getPathGenerator(objs, character) {
|
4587 | if (this.compiledGlyphs[character] !== undefined) {
|
4588 | return this.compiledGlyphs[character];
|
4589 | }
|
4590 |
|
4591 | let cmds;
|
4592 |
|
4593 | try {
|
4594 | cmds = objs.get(this.loadedName + "_path_" + character);
|
4595 | } catch (ex) {
|
4596 | if (!this.ignoreErrors) {
|
4597 | throw ex;
|
4598 | }
|
4599 |
|
4600 | this._onUnsupportedFeature({
|
4601 | featureId: _util.UNSUPPORTED_FEATURES.errorFontGetPath
|
4602 | });
|
4603 |
|
4604 | (0, _util.warn)(`getPathGenerator - ignoring character: "${ex}".`);
|
4605 | return this.compiledGlyphs[character] = function (c, size) {};
|
4606 | }
|
4607 |
|
4608 | if (this.isEvalSupported && _util.IsEvalSupportedCached.value) {
|
4609 | const jsBuf = [];
|
4610 |
|
4611 | for (const current of cmds) {
|
4612 | const args = current.args !== undefined ? current.args.join(",") : "";
|
4613 | jsBuf.push("c.", current.cmd, "(", args, ");\n");
|
4614 | }
|
4615 |
|
4616 | return this.compiledGlyphs[character] = new Function("c", "size", jsBuf.join(""));
|
4617 | }
|
4618 |
|
4619 | return this.compiledGlyphs[character] = function (c, size) {
|
4620 | for (const current of cmds) {
|
4621 | if (current.cmd === "scale") {
|
4622 | current.args = [size, -size];
|
4623 | }
|
4624 |
|
4625 | c[current.cmd].apply(c, current.args);
|
4626 | }
|
4627 | };
|
4628 | }
|
4629 |
|
4630 | }
|
4631 |
|
4632 | exports.FontFaceObject = FontFaceObject;
|
4633 |
|
4634 | }),
|
4635 |
|
4636 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
4637 |
|
4638 |
|
4639 |
|
4640 | Object.defineProperty(exports, "__esModule", ({
|
4641 | value: true
|
4642 | }));
|
4643 | exports.NodeStandardFontDataFactory = exports.NodeCanvasFactory = exports.NodeCMapReaderFactory = void 0;
|
4644 |
|
4645 | var _base_factory = __w_pdfjs_require__(5);
|
4646 |
|
4647 | var _is_node = __w_pdfjs_require__(4);
|
4648 |
|
4649 | var _util = __w_pdfjs_require__(2);
|
4650 |
|
4651 | let NodeCanvasFactory = class {
|
4652 | constructor() {
|
4653 | (0, _util.unreachable)("Not implemented: NodeCanvasFactory");
|
4654 | }
|
4655 |
|
4656 | };
|
4657 | exports.NodeCanvasFactory = NodeCanvasFactory;
|
4658 | let NodeCMapReaderFactory = class {
|
4659 | constructor() {
|
4660 | (0, _util.unreachable)("Not implemented: NodeCMapReaderFactory");
|
4661 | }
|
4662 |
|
4663 | };
|
4664 | exports.NodeCMapReaderFactory = NodeCMapReaderFactory;
|
4665 | let NodeStandardFontDataFactory = class {
|
4666 | constructor() {
|
4667 | (0, _util.unreachable)("Not implemented: NodeStandardFontDataFactory");
|
4668 | }
|
4669 |
|
4670 | };
|
4671 | exports.NodeStandardFontDataFactory = NodeStandardFontDataFactory;
|
4672 |
|
4673 | if (_is_node.isNodeJS) {
|
4674 | const fetchData = function (url) {
|
4675 | return new Promise((resolve, reject) => {
|
4676 | const fs = require("fs");
|
4677 |
|
4678 | fs.readFile(url, (error, data) => {
|
4679 | if (error || !data) {
|
4680 | reject(new Error(error));
|
4681 | return;
|
4682 | }
|
4683 |
|
4684 | resolve(new Uint8Array(data));
|
4685 | });
|
4686 | });
|
4687 | };
|
4688 |
|
4689 | exports.NodeCanvasFactory = NodeCanvasFactory = class extends _base_factory.BaseCanvasFactory {
|
4690 | _createCanvas(width, height) {
|
4691 | const Canvas = require("canvas");
|
4692 |
|
4693 | return Canvas.createCanvas(width, height);
|
4694 | }
|
4695 |
|
4696 | };
|
4697 | exports.NodeCMapReaderFactory = NodeCMapReaderFactory = class extends _base_factory.BaseCMapReaderFactory {
|
4698 | _fetchData(url, compressionType) {
|
4699 | return fetchData(url).then(data => {
|
4700 | return {
|
4701 | cMapData: data,
|
4702 | compressionType
|
4703 | };
|
4704 | });
|
4705 | }
|
4706 |
|
4707 | };
|
4708 | exports.NodeStandardFontDataFactory = NodeStandardFontDataFactory = class extends _base_factory.BaseStandardFontDataFactory {
|
4709 | _fetchData(url) {
|
4710 | return fetchData(url);
|
4711 | }
|
4712 |
|
4713 | };
|
4714 | }
|
4715 |
|
4716 | }),
|
4717 |
|
4718 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
4719 |
|
4720 |
|
4721 |
|
4722 | Object.defineProperty(exports, "__esModule", ({
|
4723 | value: true
|
4724 | }));
|
4725 | exports.AnnotationStorage = void 0;
|
4726 |
|
4727 | var _util = __w_pdfjs_require__(2);
|
4728 |
|
4729 | class AnnotationStorage {
|
4730 | constructor() {
|
4731 | this._storage = new Map();
|
4732 | this._timeStamp = Date.now();
|
4733 | this._modified = false;
|
4734 | this.onSetModified = null;
|
4735 | this.onResetModified = null;
|
4736 | }
|
4737 |
|
4738 | getValue(key, defaultValue) {
|
4739 | const value = this._storage.get(key);
|
4740 |
|
4741 | if (value === undefined) {
|
4742 | return defaultValue;
|
4743 | }
|
4744 |
|
4745 | return Object.assign(defaultValue, value);
|
4746 | }
|
4747 |
|
4748 | setValue(key, value) {
|
4749 | const obj = this._storage.get(key);
|
4750 |
|
4751 | let modified = false;
|
4752 |
|
4753 | if (obj !== undefined) {
|
4754 | for (const [entry, val] of Object.entries(value)) {
|
4755 | if (obj[entry] !== val) {
|
4756 | modified = true;
|
4757 | obj[entry] = val;
|
4758 | }
|
4759 | }
|
4760 | } else {
|
4761 | modified = true;
|
4762 |
|
4763 | this._storage.set(key, value);
|
4764 | }
|
4765 |
|
4766 | if (modified) {
|
4767 | this._timeStamp = Date.now();
|
4768 |
|
4769 | this._setModified();
|
4770 | }
|
4771 | }
|
4772 |
|
4773 | getAll() {
|
4774 | return this._storage.size > 0 ? (0, _util.objectFromMap)(this._storage) : null;
|
4775 | }
|
4776 |
|
4777 | get size() {
|
4778 | return this._storage.size;
|
4779 | }
|
4780 |
|
4781 | _setModified() {
|
4782 | if (!this._modified) {
|
4783 | this._modified = true;
|
4784 |
|
4785 | if (typeof this.onSetModified === "function") {
|
4786 | this.onSetModified();
|
4787 | }
|
4788 | }
|
4789 | }
|
4790 |
|
4791 | resetModified() {
|
4792 | if (this._modified) {
|
4793 | this._modified = false;
|
4794 |
|
4795 | if (typeof this.onResetModified === "function") {
|
4796 | this.onResetModified();
|
4797 | }
|
4798 | }
|
4799 | }
|
4800 |
|
4801 | get serializable() {
|
4802 | return this._storage.size > 0 ? this._storage : null;
|
4803 | }
|
4804 |
|
4805 | get lastModified() {
|
4806 | return this._timeStamp.toString();
|
4807 | }
|
4808 |
|
4809 | }
|
4810 |
|
4811 | exports.AnnotationStorage = AnnotationStorage;
|
4812 |
|
4813 | }),
|
4814 |
|
4815 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
4816 |
|
4817 |
|
4818 |
|
4819 | Object.defineProperty(exports, "__esModule", ({
|
4820 | value: true
|
4821 | }));
|
4822 | exports.CanvasGraphics = void 0;
|
4823 |
|
4824 | var _util = __w_pdfjs_require__(2);
|
4825 |
|
4826 | var _pattern_helper = __w_pdfjs_require__(11);
|
4827 |
|
4828 | var _display_utils = __w_pdfjs_require__(1);
|
4829 |
|
4830 | const MIN_FONT_SIZE = 16;
|
4831 | const MAX_FONT_SIZE = 100;
|
4832 | const MAX_GROUP_SIZE = 4096;
|
4833 | const EXECUTION_TIME = 15;
|
4834 | const EXECUTION_STEPS = 10;
|
4835 | const COMPILE_TYPE3_GLYPHS = true;
|
4836 | const MAX_SIZE_TO_COMPILE = 1000;
|
4837 | const FULL_CHUNK_HEIGHT = 16;
|
4838 | const LINEWIDTH_SCALE_FACTOR = 1.000001;
|
4839 |
|
4840 | function mirrorContextOperations(ctx, destCtx) {
|
4841 | if (ctx._removeMirroring) {
|
4842 | throw new Error("Context is already forwarding operations.");
|
4843 | }
|
4844 |
|
4845 | ctx.__originalSave = ctx.save;
|
4846 | ctx.__originalRestore = ctx.restore;
|
4847 | ctx.__originalRotate = ctx.rotate;
|
4848 | ctx.__originalScale = ctx.scale;
|
4849 | ctx.__originalTranslate = ctx.translate;
|
4850 | ctx.__originalTransform = ctx.transform;
|
4851 | ctx.__originalSetTransform = ctx.setTransform;
|
4852 | ctx.__originalResetTransform = ctx.resetTransform;
|
4853 | ctx.__originalClip = ctx.clip;
|
4854 | ctx.__originalMoveTo = ctx.moveTo;
|
4855 | ctx.__originalLineTo = ctx.lineTo;
|
4856 | ctx.__originalBezierCurveTo = ctx.bezierCurveTo;
|
4857 | ctx.__originalRect = ctx.rect;
|
4858 | ctx.__originalClosePath = ctx.closePath;
|
4859 | ctx.__originalBeginPath = ctx.beginPath;
|
4860 |
|
4861 | ctx._removeMirroring = () => {
|
4862 | ctx.save = ctx.__originalSave;
|
4863 | ctx.restore = ctx.__originalRestore;
|
4864 | ctx.rotate = ctx.__originalRotate;
|
4865 | ctx.scale = ctx.__originalScale;
|
4866 | ctx.translate = ctx.__originalTranslate;
|
4867 | ctx.transform = ctx.__originalTransform;
|
4868 | ctx.setTransform = ctx.__originalSetTransform;
|
4869 | ctx.resetTransform = ctx.__originalResetTransform;
|
4870 | ctx.clip = ctx.__originalClip;
|
4871 | ctx.moveTo = ctx.__originalMoveTo;
|
4872 | ctx.lineTo = ctx.__originalLineTo;
|
4873 | ctx.bezierCurveTo = ctx.__originalBezierCurveTo;
|
4874 | ctx.rect = ctx.__originalRect;
|
4875 | ctx.closePath = ctx.__originalClosePath;
|
4876 | ctx.beginPath = ctx.__originalBeginPath;
|
4877 | delete ctx._removeMirroring;
|
4878 | };
|
4879 |
|
4880 | ctx.save = function ctxSave() {
|
4881 | destCtx.save();
|
4882 |
|
4883 | this.__originalSave();
|
4884 | };
|
4885 |
|
4886 | ctx.restore = function ctxRestore() {
|
4887 | destCtx.restore();
|
4888 |
|
4889 | this.__originalRestore();
|
4890 | };
|
4891 |
|
4892 | ctx.translate = function ctxTranslate(x, y) {
|
4893 | destCtx.translate(x, y);
|
4894 |
|
4895 | this.__originalTranslate(x, y);
|
4896 | };
|
4897 |
|
4898 | ctx.scale = function ctxScale(x, y) {
|
4899 | destCtx.scale(x, y);
|
4900 |
|
4901 | this.__originalScale(x, y);
|
4902 | };
|
4903 |
|
4904 | ctx.transform = function ctxTransform(a, b, c, d, e, f) {
|
4905 | destCtx.transform(a, b, c, d, e, f);
|
4906 |
|
4907 | this.__originalTransform(a, b, c, d, e, f);
|
4908 | };
|
4909 |
|
4910 | ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
|
4911 | destCtx.setTransform(a, b, c, d, e, f);
|
4912 |
|
4913 | this.__originalSetTransform(a, b, c, d, e, f);
|
4914 | };
|
4915 |
|
4916 | ctx.resetTransform = function ctxResetTransform() {
|
4917 | destCtx.resetTransform();
|
4918 |
|
4919 | this.__originalResetTransform();
|
4920 | };
|
4921 |
|
4922 | ctx.rotate = function ctxRotate(angle) {
|
4923 | destCtx.rotate(angle);
|
4924 |
|
4925 | this.__originalRotate(angle);
|
4926 | };
|
4927 |
|
4928 | ctx.clip = function ctxRotate(rule) {
|
4929 | destCtx.clip(rule);
|
4930 |
|
4931 | this.__originalClip(rule);
|
4932 | };
|
4933 |
|
4934 | ctx.moveTo = function (x, y) {
|
4935 | destCtx.moveTo(x, y);
|
4936 |
|
4937 | this.__originalMoveTo(x, y);
|
4938 | };
|
4939 |
|
4940 | ctx.lineTo = function (x, y) {
|
4941 | destCtx.lineTo(x, y);
|
4942 |
|
4943 | this.__originalLineTo(x, y);
|
4944 | };
|
4945 |
|
4946 | ctx.bezierCurveTo = function (cp1x, cp1y, cp2x, cp2y, x, y) {
|
4947 | destCtx.bezierCurveTo(cp1x, cp1y, cp2x, cp2y, x, y);
|
4948 |
|
4949 | this.__originalBezierCurveTo(cp1x, cp1y, cp2x, cp2y, x, y);
|
4950 | };
|
4951 |
|
4952 | ctx.rect = function (x, y, width, height) {
|
4953 | destCtx.rect(x, y, width, height);
|
4954 |
|
4955 | this.__originalRect(x, y, width, height);
|
4956 | };
|
4957 |
|
4958 | ctx.closePath = function () {
|
4959 | destCtx.closePath();
|
4960 |
|
4961 | this.__originalClosePath();
|
4962 | };
|
4963 |
|
4964 | ctx.beginPath = function () {
|
4965 | destCtx.beginPath();
|
4966 |
|
4967 | this.__originalBeginPath();
|
4968 | };
|
4969 | }
|
4970 |
|
4971 | function addContextCurrentTransform(ctx) {
|
4972 | if (ctx.mozCurrentTransform) {
|
4973 | return;
|
4974 | }
|
4975 |
|
4976 | ctx._originalSave = ctx.save;
|
4977 | ctx._originalRestore = ctx.restore;
|
4978 | ctx._originalRotate = ctx.rotate;
|
4979 | ctx._originalScale = ctx.scale;
|
4980 | ctx._originalTranslate = ctx.translate;
|
4981 | ctx._originalTransform = ctx.transform;
|
4982 | ctx._originalSetTransform = ctx.setTransform;
|
4983 | ctx._originalResetTransform = ctx.resetTransform;
|
4984 | ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
|
4985 | ctx._transformStack = [];
|
4986 |
|
4987 | try {
|
4988 | const desc = Object.getOwnPropertyDescriptor(Object.getPrototypeOf(ctx), "lineWidth");
|
4989 | ctx._setLineWidth = desc.set;
|
4990 | ctx._getLineWidth = desc.get;
|
4991 | Object.defineProperty(ctx, "lineWidth", {
|
4992 | set: function setLineWidth(width) {
|
4993 | this._setLineWidth(width * LINEWIDTH_SCALE_FACTOR);
|
4994 | },
|
4995 | get: function getLineWidth() {
|
4996 | return this._getLineWidth();
|
4997 | }
|
4998 | });
|
4999 | } catch (_) {}
|
5000 |
|
5001 | Object.defineProperty(ctx, "mozCurrentTransform", {
|
5002 | get: function getCurrentTransform() {
|
5003 | return this._transformMatrix;
|
5004 | }
|
5005 | });
|
5006 | Object.defineProperty(ctx, "mozCurrentTransformInverse", {
|
5007 | get: function getCurrentTransformInverse() {
|
5008 | const [a, b, c, d, e, f] = this._transformMatrix;
|
5009 | const ad_bc = a * d - b * c;
|
5010 | const bc_ad = b * c - a * d;
|
5011 | return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
|
5012 | }
|
5013 | });
|
5014 |
|
5015 | ctx.save = function ctxSave() {
|
5016 | const old = this._transformMatrix;
|
5017 |
|
5018 | this._transformStack.push(old);
|
5019 |
|
5020 | this._transformMatrix = old.slice(0, 6);
|
5021 |
|
5022 | this._originalSave();
|
5023 | };
|
5024 |
|
5025 | ctx.restore = function ctxRestore() {
|
5026 | const prev = this._transformStack.pop();
|
5027 |
|
5028 | if (prev) {
|
5029 | this._transformMatrix = prev;
|
5030 |
|
5031 | this._originalRestore();
|
5032 | }
|
5033 | };
|
5034 |
|
5035 | ctx.translate = function ctxTranslate(x, y) {
|
5036 | const m = this._transformMatrix;
|
5037 | m[4] = m[0] * x + m[2] * y + m[4];
|
5038 | m[5] = m[1] * x + m[3] * y + m[5];
|
5039 |
|
5040 | this._originalTranslate(x, y);
|
5041 | };
|
5042 |
|
5043 | ctx.scale = function ctxScale(x, y) {
|
5044 | const m = this._transformMatrix;
|
5045 | m[0] *= x;
|
5046 | m[1] *= x;
|
5047 | m[2] *= y;
|
5048 | m[3] *= y;
|
5049 |
|
5050 | this._originalScale(x, y);
|
5051 | };
|
5052 |
|
5053 | ctx.transform = function ctxTransform(a, b, c, d, e, f) {
|
5054 | const m = this._transformMatrix;
|
5055 | this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
|
5056 |
|
5057 | ctx._originalTransform(a, b, c, d, e, f);
|
5058 | };
|
5059 |
|
5060 | ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
|
5061 | this._transformMatrix = [a, b, c, d, e, f];
|
5062 |
|
5063 | ctx._originalSetTransform(a, b, c, d, e, f);
|
5064 | };
|
5065 |
|
5066 | ctx.resetTransform = function ctxResetTransform() {
|
5067 | this._transformMatrix = [1, 0, 0, 1, 0, 0];
|
5068 |
|
5069 | ctx._originalResetTransform();
|
5070 | };
|
5071 |
|
5072 | ctx.rotate = function ctxRotate(angle) {
|
5073 | const cosValue = Math.cos(angle);
|
5074 | const sinValue = Math.sin(angle);
|
5075 | const m = this._transformMatrix;
|
5076 | this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
|
5077 |
|
5078 | this._originalRotate(angle);
|
5079 | };
|
5080 | }
|
5081 |
|
5082 | class CachedCanvases {
|
5083 | constructor(canvasFactory) {
|
5084 | this.canvasFactory = canvasFactory;
|
5085 | this.cache = Object.create(null);
|
5086 | }
|
5087 |
|
5088 | getCanvas(id, width, height, trackTransform) {
|
5089 | let canvasEntry;
|
5090 |
|
5091 | if (this.cache[id] !== undefined) {
|
5092 | canvasEntry = this.cache[id];
|
5093 | this.canvasFactory.reset(canvasEntry, width, height);
|
5094 | canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
|
5095 | } else {
|
5096 | canvasEntry = this.canvasFactory.create(width, height);
|
5097 | this.cache[id] = canvasEntry;
|
5098 | }
|
5099 |
|
5100 | if (trackTransform) {
|
5101 | addContextCurrentTransform(canvasEntry.context);
|
5102 | }
|
5103 |
|
5104 | return canvasEntry;
|
5105 | }
|
5106 |
|
5107 | clear() {
|
5108 | for (const id in this.cache) {
|
5109 | const canvasEntry = this.cache[id];
|
5110 | this.canvasFactory.destroy(canvasEntry);
|
5111 | delete this.cache[id];
|
5112 | }
|
5113 | }
|
5114 |
|
5115 | }
|
5116 |
|
5117 | function compileType3Glyph(imgData) {
|
5118 | const POINT_TO_PROCESS_LIMIT = 1000;
|
5119 | const POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
|
5120 | const width = imgData.width,
|
5121 | height = imgData.height,
|
5122 | width1 = width + 1;
|
5123 | let i, ii, j, j0;
|
5124 | const points = new Uint8Array(width1 * (height + 1));
|
5125 | const lineSize = width + 7 & ~7,
|
5126 | data0 = imgData.data;
|
5127 | const data = new Uint8Array(lineSize * height);
|
5128 | let pos = 0;
|
5129 |
|
5130 | for (i = 0, ii = data0.length; i < ii; i++) {
|
5131 | const elem = data0[i];
|
5132 | let mask = 128;
|
5133 |
|
5134 | while (mask > 0) {
|
5135 | data[pos++] = elem & mask ? 0 : 255;
|
5136 | mask >>= 1;
|
5137 | }
|
5138 | }
|
5139 |
|
5140 | let count = 0;
|
5141 | pos = 0;
|
5142 |
|
5143 | if (data[pos] !== 0) {
|
5144 | points[0] = 1;
|
5145 | ++count;
|
5146 | }
|
5147 |
|
5148 | for (j = 1; j < width; j++) {
|
5149 | if (data[pos] !== data[pos + 1]) {
|
5150 | points[j] = data[pos] ? 2 : 1;
|
5151 | ++count;
|
5152 | }
|
5153 |
|
5154 | pos++;
|
5155 | }
|
5156 |
|
5157 | if (data[pos] !== 0) {
|
5158 | points[j] = 2;
|
5159 | ++count;
|
5160 | }
|
5161 |
|
5162 | for (i = 1; i < height; i++) {
|
5163 | pos = i * lineSize;
|
5164 | j0 = i * width1;
|
5165 |
|
5166 | if (data[pos - lineSize] !== data[pos]) {
|
5167 | points[j0] = data[pos] ? 1 : 8;
|
5168 | ++count;
|
5169 | }
|
5170 |
|
5171 | let sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
|
5172 |
|
5173 | for (j = 1; j < width; j++) {
|
5174 | sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
|
5175 |
|
5176 | if (POINT_TYPES[sum]) {
|
5177 | points[j0 + j] = POINT_TYPES[sum];
|
5178 | ++count;
|
5179 | }
|
5180 |
|
5181 | pos++;
|
5182 | }
|
5183 |
|
5184 | if (data[pos - lineSize] !== data[pos]) {
|
5185 | points[j0 + j] = data[pos] ? 2 : 4;
|
5186 | ++count;
|
5187 | }
|
5188 |
|
5189 | if (count > POINT_TO_PROCESS_LIMIT) {
|
5190 | return null;
|
5191 | }
|
5192 | }
|
5193 |
|
5194 | pos = lineSize * (height - 1);
|
5195 | j0 = i * width1;
|
5196 |
|
5197 | if (data[pos] !== 0) {
|
5198 | points[j0] = 8;
|
5199 | ++count;
|
5200 | }
|
5201 |
|
5202 | for (j = 1; j < width; j++) {
|
5203 | if (data[pos] !== data[pos + 1]) {
|
5204 | points[j0 + j] = data[pos] ? 4 : 8;
|
5205 | ++count;
|
5206 | }
|
5207 |
|
5208 | pos++;
|
5209 | }
|
5210 |
|
5211 | if (data[pos] !== 0) {
|
5212 | points[j0 + j] = 4;
|
5213 | ++count;
|
5214 | }
|
5215 |
|
5216 | if (count > POINT_TO_PROCESS_LIMIT) {
|
5217 | return null;
|
5218 | }
|
5219 |
|
5220 | const steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
|
5221 | const outlines = [];
|
5222 |
|
5223 | for (i = 0; count && i <= height; i++) {
|
5224 | let p = i * width1;
|
5225 | const end = p + width;
|
5226 |
|
5227 | while (p < end && !points[p]) {
|
5228 | p++;
|
5229 | }
|
5230 |
|
5231 | if (p === end) {
|
5232 | continue;
|
5233 | }
|
5234 |
|
5235 | const coords = [p % width1, i];
|
5236 | const p0 = p;
|
5237 | let type = points[p];
|
5238 |
|
5239 | do {
|
5240 | const step = steps[type];
|
5241 |
|
5242 | do {
|
5243 | p += step;
|
5244 | } while (!points[p]);
|
5245 |
|
5246 | const pp = points[p];
|
5247 |
|
5248 | if (pp !== 5 && pp !== 10) {
|
5249 | type = pp;
|
5250 | points[p] = 0;
|
5251 | } else {
|
5252 | type = pp & 0x33 * type >> 4;
|
5253 | points[p] &= type >> 2 | type << 2;
|
5254 | }
|
5255 |
|
5256 | coords.push(p % width1, p / width1 | 0);
|
5257 |
|
5258 | if (!points[p]) {
|
5259 | --count;
|
5260 | }
|
5261 | } while (p0 !== p);
|
5262 |
|
5263 | outlines.push(coords);
|
5264 | --i;
|
5265 | }
|
5266 |
|
5267 | const drawOutline = function (c) {
|
5268 | c.save();
|
5269 | c.scale(1 / width, -1 / height);
|
5270 | c.translate(0, -height);
|
5271 | c.beginPath();
|
5272 |
|
5273 | for (let k = 0, kk = outlines.length; k < kk; k++) {
|
5274 | const o = outlines[k];
|
5275 | c.moveTo(o[0], o[1]);
|
5276 |
|
5277 | for (let l = 2, ll = o.length; l < ll; l += 2) {
|
5278 | c.lineTo(o[l], o[l + 1]);
|
5279 | }
|
5280 | }
|
5281 |
|
5282 | c.fill();
|
5283 | c.beginPath();
|
5284 | c.restore();
|
5285 | };
|
5286 |
|
5287 | return drawOutline;
|
5288 | }
|
5289 |
|
5290 | class CanvasExtraState {
|
5291 | constructor(width, height) {
|
5292 | this.alphaIsShape = false;
|
5293 | this.fontSize = 0;
|
5294 | this.fontSizeScale = 1;
|
5295 | this.textMatrix = _util.IDENTITY_MATRIX;
|
5296 | this.textMatrixScale = 1;
|
5297 | this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
|
5298 | this.leading = 0;
|
5299 | this.x = 0;
|
5300 | this.y = 0;
|
5301 | this.lineX = 0;
|
5302 | this.lineY = 0;
|
5303 | this.charSpacing = 0;
|
5304 | this.wordSpacing = 0;
|
5305 | this.textHScale = 1;
|
5306 | this.textRenderingMode = _util.TextRenderingMode.FILL;
|
5307 | this.textRise = 0;
|
5308 | this.fillColor = "#000000";
|
5309 | this.strokeColor = "#000000";
|
5310 | this.patternFill = false;
|
5311 | this.fillAlpha = 1;
|
5312 | this.strokeAlpha = 1;
|
5313 | this.lineWidth = 1;
|
5314 | this.activeSMask = null;
|
5315 | this.transferMaps = null;
|
5316 | this.startNewPathAndClipBox([0, 0, width, height]);
|
5317 | }
|
5318 |
|
5319 | clone() {
|
5320 | const clone = Object.create(this);
|
5321 | clone.clipBox = this.clipBox.slice();
|
5322 | return clone;
|
5323 | }
|
5324 |
|
5325 | setCurrentPoint(x, y) {
|
5326 | this.x = x;
|
5327 | this.y = y;
|
5328 | }
|
5329 |
|
5330 | updatePathMinMax(transform, x, y) {
|
5331 | [x, y] = _util.Util.applyTransform([x, y], transform);
|
5332 | this.minX = Math.min(this.minX, x);
|
5333 | this.minY = Math.min(this.minY, y);
|
5334 | this.maxX = Math.max(this.maxX, x);
|
5335 | this.maxY = Math.max(this.maxY, y);
|
5336 | }
|
5337 |
|
5338 | updateCurvePathMinMax(transform, x0, y0, x1, y1, x2, y2, x3, y3) {
|
5339 | const box = _util.Util.bezierBoundingBox(x0, y0, x1, y1, x2, y2, x3, y3);
|
5340 |
|
5341 | this.updatePathMinMax(transform, box[0], box[1]);
|
5342 | this.updatePathMinMax(transform, box[2], box[3]);
|
5343 | }
|
5344 |
|
5345 | getPathBoundingBox(pathType = _pattern_helper.PathType.FILL, transform = null) {
|
5346 | const box = [this.minX, this.minY, this.maxX, this.maxY];
|
5347 |
|
5348 | if (pathType === _pattern_helper.PathType.STROKE) {
|
5349 | if (!transform) {
|
5350 | (0, _util.unreachable)("Stroke bounding box must include transform.");
|
5351 | }
|
5352 |
|
5353 | const scale = _util.Util.singularValueDecompose2dScale(transform);
|
5354 |
|
5355 | const xStrokePad = scale[0] * this.lineWidth / 2;
|
5356 | const yStrokePad = scale[1] * this.lineWidth / 2;
|
5357 | box[0] -= xStrokePad;
|
5358 | box[1] -= yStrokePad;
|
5359 | box[2] += xStrokePad;
|
5360 | box[3] += yStrokePad;
|
5361 | }
|
5362 |
|
5363 | return box;
|
5364 | }
|
5365 |
|
5366 | updateClipFromPath() {
|
5367 | const intersect = _util.Util.intersect(this.clipBox, this.getPathBoundingBox());
|
5368 |
|
5369 | this.startNewPathAndClipBox(intersect || [0, 0, 0, 0]);
|
5370 | }
|
5371 |
|
5372 | startNewPathAndClipBox(box) {
|
5373 | this.clipBox = box;
|
5374 | this.minX = Infinity;
|
5375 | this.minY = Infinity;
|
5376 | this.maxX = 0;
|
5377 | this.maxY = 0;
|
5378 | }
|
5379 |
|
5380 | getClippedPathBoundingBox(pathType = _pattern_helper.PathType.FILL, transform = null) {
|
5381 | return _util.Util.intersect(this.clipBox, this.getPathBoundingBox(pathType, transform));
|
5382 | }
|
5383 |
|
5384 | }
|
5385 |
|
5386 | function putBinaryImageData(ctx, imgData, transferMaps = null) {
|
5387 | if (typeof ImageData !== "undefined" && imgData instanceof ImageData) {
|
5388 | ctx.putImageData(imgData, 0, 0);
|
5389 | return;
|
5390 | }
|
5391 |
|
5392 | const height = imgData.height,
|
5393 | width = imgData.width;
|
5394 | const partialChunkHeight = height % FULL_CHUNK_HEIGHT;
|
5395 | const fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
|
5396 | const totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
|
5397 | const chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
|
5398 | let srcPos = 0,
|
5399 | destPos;
|
5400 | const src = imgData.data;
|
5401 | const dest = chunkImgData.data;
|
5402 | let i, j, thisChunkHeight, elemsInThisChunk;
|
5403 | let transferMapRed, transferMapGreen, transferMapBlue, transferMapGray;
|
5404 |
|
5405 | if (transferMaps) {
|
5406 | switch (transferMaps.length) {
|
5407 | case 1:
|
5408 | transferMapRed = transferMaps[0];
|
5409 | transferMapGreen = transferMaps[0];
|
5410 | transferMapBlue = transferMaps[0];
|
5411 | transferMapGray = transferMaps[0];
|
5412 | break;
|
5413 |
|
5414 | case 4:
|
5415 | transferMapRed = transferMaps[0];
|
5416 | transferMapGreen = transferMaps[1];
|
5417 | transferMapBlue = transferMaps[2];
|
5418 | transferMapGray = transferMaps[3];
|
5419 | break;
|
5420 | }
|
5421 | }
|
5422 |
|
5423 | if (imgData.kind === _util.ImageKind.GRAYSCALE_1BPP) {
|
5424 | const srcLength = src.byteLength;
|
5425 | const dest32 = new Uint32Array(dest.buffer, 0, dest.byteLength >> 2);
|
5426 | const dest32DataLength = dest32.length;
|
5427 | const fullSrcDiff = width + 7 >> 3;
|
5428 | let white = 0xffffffff;
|
5429 | let black = _util.IsLittleEndianCached.value ? 0xff000000 : 0x000000ff;
|
5430 |
|
5431 | if (transferMapGray) {
|
5432 | if (transferMapGray[0] === 0xff && transferMapGray[0xff] === 0) {
|
5433 | [white, black] = [black, white];
|
5434 | }
|
5435 | }
|
5436 |
|
5437 | for (i = 0; i < totalChunks; i++) {
|
5438 | thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
|
5439 | destPos = 0;
|
5440 |
|
5441 | for (j = 0; j < thisChunkHeight; j++) {
|
5442 | const srcDiff = srcLength - srcPos;
|
5443 | let k = 0;
|
5444 | const kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
|
5445 | const kEndUnrolled = kEnd & ~7;
|
5446 | let mask = 0;
|
5447 | let srcByte = 0;
|
5448 |
|
5449 | for (; k < kEndUnrolled; k += 8) {
|
5450 | srcByte = src[srcPos++];
|
5451 | dest32[destPos++] = srcByte & 128 ? white : black;
|
5452 | dest32[destPos++] = srcByte & 64 ? white : black;
|
5453 | dest32[destPos++] = srcByte & 32 ? white : black;
|
5454 | dest32[destPos++] = srcByte & 16 ? white : black;
|
5455 | dest32[destPos++] = srcByte & 8 ? white : black;
|
5456 | dest32[destPos++] = srcByte & 4 ? white : black;
|
5457 | dest32[destPos++] = srcByte & 2 ? white : black;
|
5458 | dest32[destPos++] = srcByte & 1 ? white : black;
|
5459 | }
|
5460 |
|
5461 | for (; k < kEnd; k++) {
|
5462 | if (mask === 0) {
|
5463 | srcByte = src[srcPos++];
|
5464 | mask = 128;
|
5465 | }
|
5466 |
|
5467 | dest32[destPos++] = srcByte & mask ? white : black;
|
5468 | mask >>= 1;
|
5469 | }
|
5470 | }
|
5471 |
|
5472 | while (destPos < dest32DataLength) {
|
5473 | dest32[destPos++] = 0;
|
5474 | }
|
5475 |
|
5476 | ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
|
5477 | }
|
5478 | } else if (imgData.kind === _util.ImageKind.RGBA_32BPP) {
|
5479 | const hasTransferMaps = !!(transferMapRed || transferMapGreen || transferMapBlue);
|
5480 | j = 0;
|
5481 | elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
|
5482 |
|
5483 | for (i = 0; i < fullChunks; i++) {
|
5484 | dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
|
5485 | srcPos += elemsInThisChunk;
|
5486 |
|
5487 | if (hasTransferMaps) {
|
5488 | for (let k = 0; k < elemsInThisChunk; k += 4) {
|
5489 | if (transferMapRed) {
|
5490 | dest[k + 0] = transferMapRed[dest[k + 0]];
|
5491 | }
|
5492 |
|
5493 | if (transferMapGreen) {
|
5494 | dest[k + 1] = transferMapGreen[dest[k + 1]];
|
5495 | }
|
5496 |
|
5497 | if (transferMapBlue) {
|
5498 | dest[k + 2] = transferMapBlue[dest[k + 2]];
|
5499 | }
|
5500 | }
|
5501 | }
|
5502 |
|
5503 | ctx.putImageData(chunkImgData, 0, j);
|
5504 | j += FULL_CHUNK_HEIGHT;
|
5505 | }
|
5506 |
|
5507 | if (i < totalChunks) {
|
5508 | elemsInThisChunk = width * partialChunkHeight * 4;
|
5509 | dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
|
5510 |
|
5511 | if (hasTransferMaps) {
|
5512 | for (let k = 0; k < elemsInThisChunk; k += 4) {
|
5513 | if (transferMapRed) {
|
5514 | dest[k + 0] = transferMapRed[dest[k + 0]];
|
5515 | }
|
5516 |
|
5517 | if (transferMapGreen) {
|
5518 | dest[k + 1] = transferMapGreen[dest[k + 1]];
|
5519 | }
|
5520 |
|
5521 | if (transferMapBlue) {
|
5522 | dest[k + 2] = transferMapBlue[dest[k + 2]];
|
5523 | }
|
5524 | }
|
5525 | }
|
5526 |
|
5527 | ctx.putImageData(chunkImgData, 0, j);
|
5528 | }
|
5529 | } else if (imgData.kind === _util.ImageKind.RGB_24BPP) {
|
5530 | const hasTransferMaps = !!(transferMapRed || transferMapGreen || transferMapBlue);
|
5531 | thisChunkHeight = FULL_CHUNK_HEIGHT;
|
5532 | elemsInThisChunk = width * thisChunkHeight;
|
5533 |
|
5534 | for (i = 0; i < totalChunks; i++) {
|
5535 | if (i >= fullChunks) {
|
5536 | thisChunkHeight = partialChunkHeight;
|
5537 | elemsInThisChunk = width * thisChunkHeight;
|
5538 | }
|
5539 |
|
5540 | destPos = 0;
|
5541 |
|
5542 | for (j = elemsInThisChunk; j--;) {
|
5543 | dest[destPos++] = src[srcPos++];
|
5544 | dest[destPos++] = src[srcPos++];
|
5545 | dest[destPos++] = src[srcPos++];
|
5546 | dest[destPos++] = 255;
|
5547 | }
|
5548 |
|
5549 | if (hasTransferMaps) {
|
5550 | for (let k = 0; k < destPos; k += 4) {
|
5551 | if (transferMapRed) {
|
5552 | dest[k + 0] = transferMapRed[dest[k + 0]];
|
5553 | }
|
5554 |
|
5555 | if (transferMapGreen) {
|
5556 | dest[k + 1] = transferMapGreen[dest[k + 1]];
|
5557 | }
|
5558 |
|
5559 | if (transferMapBlue) {
|
5560 | dest[k + 2] = transferMapBlue[dest[k + 2]];
|
5561 | }
|
5562 | }
|
5563 | }
|
5564 |
|
5565 | ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
|
5566 | }
|
5567 | } else {
|
5568 | throw new Error(`bad image kind: ${imgData.kind}`);
|
5569 | }
|
5570 | }
|
5571 |
|
5572 | function putBinaryImageMask(ctx, imgData) {
|
5573 | const height = imgData.height,
|
5574 | width = imgData.width;
|
5575 | const partialChunkHeight = height % FULL_CHUNK_HEIGHT;
|
5576 | const fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
|
5577 | const totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
|
5578 | const chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
|
5579 | let srcPos = 0;
|
5580 | const src = imgData.data;
|
5581 | const dest = chunkImgData.data;
|
5582 |
|
5583 | for (let i = 0; i < totalChunks; i++) {
|
5584 | const thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
|
5585 | let destPos = 3;
|
5586 |
|
5587 | for (let j = 0; j < thisChunkHeight; j++) {
|
5588 | let elem,
|
5589 | mask = 0;
|
5590 |
|
5591 | for (let k = 0; k < width; k++) {
|
5592 | if (!mask) {
|
5593 | elem = src[srcPos++];
|
5594 | mask = 128;
|
5595 | }
|
5596 |
|
5597 | dest[destPos] = elem & mask ? 0 : 255;
|
5598 | destPos += 4;
|
5599 | mask >>= 1;
|
5600 | }
|
5601 | }
|
5602 |
|
5603 | ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
|
5604 | }
|
5605 | }
|
5606 |
|
5607 | function copyCtxState(sourceCtx, destCtx) {
|
5608 | const properties = ["strokeStyle", "fillStyle", "fillRule", "globalAlpha", "lineWidth", "lineCap", "lineJoin", "miterLimit", "globalCompositeOperation", "font"];
|
5609 |
|
5610 | for (let i = 0, ii = properties.length; i < ii; i++) {
|
5611 | const property = properties[i];
|
5612 |
|
5613 | if (sourceCtx[property] !== undefined) {
|
5614 | destCtx[property] = sourceCtx[property];
|
5615 | }
|
5616 | }
|
5617 |
|
5618 | if (sourceCtx.setLineDash !== undefined) {
|
5619 | destCtx.setLineDash(sourceCtx.getLineDash());
|
5620 | destCtx.lineDashOffset = sourceCtx.lineDashOffset;
|
5621 | }
|
5622 | }
|
5623 |
|
5624 | function resetCtxToDefault(ctx) {
|
5625 | ctx.strokeStyle = "#000000";
|
5626 | ctx.fillStyle = "#000000";
|
5627 | ctx.fillRule = "nonzero";
|
5628 | ctx.globalAlpha = 1;
|
5629 | ctx.lineWidth = 1;
|
5630 | ctx.lineCap = "butt";
|
5631 | ctx.lineJoin = "miter";
|
5632 | ctx.miterLimit = 10;
|
5633 | ctx.globalCompositeOperation = "source-over";
|
5634 | ctx.font = "10px sans-serif";
|
5635 |
|
5636 | if (ctx.setLineDash !== undefined) {
|
5637 | ctx.setLineDash([]);
|
5638 | ctx.lineDashOffset = 0;
|
5639 | }
|
5640 | }
|
5641 |
|
5642 | function composeSMaskBackdrop(bytes, r0, g0, b0) {
|
5643 | const length = bytes.length;
|
5644 |
|
5645 | for (let i = 3; i < length; i += 4) {
|
5646 | const alpha = bytes[i];
|
5647 |
|
5648 | if (alpha === 0) {
|
5649 | bytes[i - 3] = r0;
|
5650 | bytes[i - 2] = g0;
|
5651 | bytes[i - 1] = b0;
|
5652 | } else if (alpha < 255) {
|
5653 | const alpha_ = 255 - alpha;
|
5654 | bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
|
5655 | bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
|
5656 | bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
|
5657 | }
|
5658 | }
|
5659 | }
|
5660 |
|
5661 | function composeSMaskAlpha(maskData, layerData, transferMap) {
|
5662 | const length = maskData.length;
|
5663 | const scale = 1 / 255;
|
5664 |
|
5665 | for (let i = 3; i < length; i += 4) {
|
5666 | const alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
|
5667 | layerData[i] = layerData[i] * alpha * scale | 0;
|
5668 | }
|
5669 | }
|
5670 |
|
5671 | function composeSMaskLuminosity(maskData, layerData, transferMap) {
|
5672 | const length = maskData.length;
|
5673 |
|
5674 | for (let i = 3; i < length; i += 4) {
|
5675 | const y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
|
5676 | layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
|
5677 | }
|
5678 | }
|
5679 |
|
5680 | function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap, layerOffsetX, layerOffsetY, maskOffsetX, maskOffsetY) {
|
5681 | const hasBackdrop = !!backdrop;
|
5682 | const r0 = hasBackdrop ? backdrop[0] : 0;
|
5683 | const g0 = hasBackdrop ? backdrop[1] : 0;
|
5684 | const b0 = hasBackdrop ? backdrop[2] : 0;
|
5685 | let composeFn;
|
5686 |
|
5687 | if (subtype === "Luminosity") {
|
5688 | composeFn = composeSMaskLuminosity;
|
5689 | } else {
|
5690 | composeFn = composeSMaskAlpha;
|
5691 | }
|
5692 |
|
5693 | const PIXELS_TO_PROCESS = 1048576;
|
5694 | const chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
|
5695 |
|
5696 | for (let row = 0; row < height; row += chunkSize) {
|
5697 | const chunkHeight = Math.min(chunkSize, height - row);
|
5698 | const maskData = maskCtx.getImageData(layerOffsetX - maskOffsetX, row + (layerOffsetY - maskOffsetY), width, chunkHeight);
|
5699 | const layerData = layerCtx.getImageData(layerOffsetX, row + layerOffsetY, width, chunkHeight);
|
5700 |
|
5701 | if (hasBackdrop) {
|
5702 | composeSMaskBackdrop(maskData.data, r0, g0, b0);
|
5703 | }
|
5704 |
|
5705 | composeFn(maskData.data, layerData.data, transferMap);
|
5706 | layerCtx.putImageData(layerData, layerOffsetX, row + layerOffsetY);
|
5707 | }
|
5708 | }
|
5709 |
|
5710 | function composeSMask(ctx, smask, layerCtx, layerBox) {
|
5711 | const layerOffsetX = layerBox[0];
|
5712 | const layerOffsetY = layerBox[1];
|
5713 | const layerWidth = layerBox[2] - layerOffsetX;
|
5714 | const layerHeight = layerBox[3] - layerOffsetY;
|
5715 |
|
5716 | if (layerWidth === 0 || layerHeight === 0) {
|
5717 | return;
|
5718 | }
|
5719 |
|
5720 | genericComposeSMask(smask.context, layerCtx, layerWidth, layerHeight, smask.subtype, smask.backdrop, smask.transferMap, layerOffsetX, layerOffsetY, smask.offsetX, smask.offsetY);
|
5721 | ctx.save();
|
5722 | ctx.globalAlpha = 1;
|
5723 | ctx.globalCompositeOperation = "source-over";
|
5724 | ctx.setTransform(1, 0, 0, 1, 0, 0);
|
5725 | ctx.drawImage(layerCtx.canvas, 0, 0);
|
5726 | ctx.restore();
|
5727 | }
|
5728 |
|
5729 | function getImageSmoothingEnabled(transform, interpolate) {
|
5730 | const scale = _util.Util.singularValueDecompose2dScale(transform);
|
5731 |
|
5732 | scale[0] = Math.fround(scale[0]);
|
5733 | scale[1] = Math.fround(scale[1]);
|
5734 | const actualScale = Math.fround((globalThis.devicePixelRatio || 1) * _display_utils.PixelsPerInch.PDF_TO_CSS_UNITS);
|
5735 |
|
5736 | if (interpolate !== undefined) {
|
5737 | return interpolate;
|
5738 | } else if (scale[0] <= actualScale || scale[1] <= actualScale) {
|
5739 | return true;
|
5740 | }
|
5741 |
|
5742 | return false;
|
5743 | }
|
5744 |
|
5745 | const LINE_CAP_STYLES = ["butt", "round", "square"];
|
5746 | const LINE_JOIN_STYLES = ["miter", "round", "bevel"];
|
5747 | const NORMAL_CLIP = {};
|
5748 | const EO_CLIP = {};
|
5749 |
|
5750 | class CanvasGraphics {
|
5751 | constructor(canvasCtx, commonObjs, objs, canvasFactory, imageLayer, optionalContentConfig, annotationCanvasMap) {
|
5752 | this.ctx = canvasCtx;
|
5753 | this.current = new CanvasExtraState(this.ctx.canvas.width, this.ctx.canvas.height);
|
5754 | this.stateStack = [];
|
5755 | this.pendingClip = null;
|
5756 | this.pendingEOFill = false;
|
5757 | this.res = null;
|
5758 | this.xobjs = null;
|
5759 | this.commonObjs = commonObjs;
|
5760 | this.objs = objs;
|
5761 | this.canvasFactory = canvasFactory;
|
5762 | this.imageLayer = imageLayer;
|
5763 | this.groupStack = [];
|
5764 | this.processingType3 = null;
|
5765 | this.baseTransform = null;
|
5766 | this.baseTransformStack = [];
|
5767 | this.groupLevel = 0;
|
5768 | this.smaskStack = [];
|
5769 | this.smaskCounter = 0;
|
5770 | this.tempSMask = null;
|
5771 | this.suspendedCtx = null;
|
5772 | this.contentVisible = true;
|
5773 | this.markedContentStack = [];
|
5774 | this.optionalContentConfig = optionalContentConfig;
|
5775 | this.cachedCanvases = new CachedCanvases(this.canvasFactory);
|
5776 | this.cachedPatterns = new Map();
|
5777 | this.annotationCanvasMap = annotationCanvasMap;
|
5778 | this.viewportScale = 1;
|
5779 | this.outputScaleX = 1;
|
5780 | this.outputScaleY = 1;
|
5781 |
|
5782 | if (canvasCtx) {
|
5783 | addContextCurrentTransform(canvasCtx);
|
5784 | }
|
5785 |
|
5786 | this._cachedGetSinglePixelWidth = null;
|
5787 | }
|
5788 |
|
5789 | beginDrawing({
|
5790 | transform,
|
5791 | viewport,
|
5792 | transparency = false,
|
5793 | background = null
|
5794 | }) {
|
5795 | const width = this.ctx.canvas.width;
|
5796 | const height = this.ctx.canvas.height;
|
5797 | this.ctx.save();
|
5798 | this.ctx.fillStyle = background || "rgb(255, 255, 255)";
|
5799 | this.ctx.fillRect(0, 0, width, height);
|
5800 | this.ctx.restore();
|
5801 |
|
5802 | if (transparency) {
|
5803 | const transparentCanvas = this.cachedCanvases.getCanvas("transparent", width, height, true);
|
5804 | this.compositeCtx = this.ctx;
|
5805 | this.transparentCanvas = transparentCanvas.canvas;
|
5806 | this.ctx = transparentCanvas.context;
|
5807 | this.ctx.save();
|
5808 | this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
|
5809 | }
|
5810 |
|
5811 | this.ctx.save();
|
5812 | resetCtxToDefault(this.ctx);
|
5813 |
|
5814 | if (transform) {
|
5815 | this.ctx.transform.apply(this.ctx, transform);
|
5816 | this.outputScaleX = transform[0];
|
5817 | this.outputScaleY = transform[0];
|
5818 | }
|
5819 |
|
5820 | this.ctx.transform.apply(this.ctx, viewport.transform);
|
5821 | this.viewportScale = viewport.scale;
|
5822 | this.baseTransform = this.ctx.mozCurrentTransform.slice();
|
5823 | this._combinedScaleFactor = Math.hypot(this.baseTransform[0], this.baseTransform[2]);
|
5824 |
|
5825 | if (this.imageLayer) {
|
5826 | this.imageLayer.beginLayout();
|
5827 | }
|
5828 | }
|
5829 |
|
5830 | executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
|
5831 | const argsArray = operatorList.argsArray;
|
5832 | const fnArray = operatorList.fnArray;
|
5833 | let i = executionStartIdx || 0;
|
5834 | const argsArrayLen = argsArray.length;
|
5835 |
|
5836 | if (argsArrayLen === i) {
|
5837 | return i;
|
5838 | }
|
5839 |
|
5840 | const chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === "function";
|
5841 | const endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
|
5842 | let steps = 0;
|
5843 | const commonObjs = this.commonObjs;
|
5844 | const objs = this.objs;
|
5845 | let fnId;
|
5846 |
|
5847 | while (true) {
|
5848 | if (stepper !== undefined && i === stepper.nextBreakPoint) {
|
5849 | stepper.breakIt(i, continueCallback);
|
5850 | return i;
|
5851 | }
|
5852 |
|
5853 | fnId = fnArray[i];
|
5854 |
|
5855 | if (fnId !== _util.OPS.dependency) {
|
5856 | this[fnId].apply(this, argsArray[i]);
|
5857 | } else {
|
5858 | for (const depObjId of argsArray[i]) {
|
5859 | const objsPool = depObjId.startsWith("g_") ? commonObjs : objs;
|
5860 |
|
5861 | if (!objsPool.has(depObjId)) {
|
5862 | objsPool.get(depObjId, continueCallback);
|
5863 | return i;
|
5864 | }
|
5865 | }
|
5866 | }
|
5867 |
|
5868 | i++;
|
5869 |
|
5870 | if (i === argsArrayLen) {
|
5871 | return i;
|
5872 | }
|
5873 |
|
5874 | if (chunkOperations && ++steps > EXECUTION_STEPS) {
|
5875 | if (Date.now() > endTime) {
|
5876 | continueCallback();
|
5877 | return i;
|
5878 | }
|
5879 |
|
5880 | steps = 0;
|
5881 | }
|
5882 | }
|
5883 | }
|
5884 |
|
5885 | endDrawing() {
|
5886 | while (this.stateStack.length || this.current.activeSMask !== null) {
|
5887 | this.restore();
|
5888 | }
|
5889 |
|
5890 | this.ctx.restore();
|
5891 |
|
5892 | if (this.transparentCanvas) {
|
5893 | this.ctx = this.compositeCtx;
|
5894 | this.ctx.save();
|
5895 | this.ctx.setTransform(1, 0, 0, 1, 0, 0);
|
5896 | this.ctx.drawImage(this.transparentCanvas, 0, 0);
|
5897 | this.ctx.restore();
|
5898 | this.transparentCanvas = null;
|
5899 | }
|
5900 |
|
5901 | this.cachedCanvases.clear();
|
5902 | this.cachedPatterns.clear();
|
5903 |
|
5904 | if (this.imageLayer) {
|
5905 | this.imageLayer.endLayout();
|
5906 | }
|
5907 | }
|
5908 |
|
5909 | _scaleImage(img, inverseTransform) {
|
5910 | const width = img.width;
|
5911 | const height = img.height;
|
5912 | let widthScale = Math.max(Math.hypot(inverseTransform[0], inverseTransform[1]), 1);
|
5913 | let heightScale = Math.max(Math.hypot(inverseTransform[2], inverseTransform[3]), 1);
|
5914 | let paintWidth = width,
|
5915 | paintHeight = height;
|
5916 | let tmpCanvasId = "prescale1";
|
5917 | let tmpCanvas, tmpCtx;
|
5918 |
|
5919 | while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
|
5920 | let newWidth = paintWidth,
|
5921 | newHeight = paintHeight;
|
5922 |
|
5923 | if (widthScale > 2 && paintWidth > 1) {
|
5924 | newWidth = Math.ceil(paintWidth / 2);
|
5925 | widthScale /= paintWidth / newWidth;
|
5926 | }
|
5927 |
|
5928 | if (heightScale > 2 && paintHeight > 1) {
|
5929 | newHeight = Math.ceil(paintHeight / 2);
|
5930 | heightScale /= paintHeight / newHeight;
|
5931 | }
|
5932 |
|
5933 | tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
|
5934 | tmpCtx = tmpCanvas.context;
|
5935 | tmpCtx.clearRect(0, 0, newWidth, newHeight);
|
5936 | tmpCtx.drawImage(img, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
|
5937 | img = tmpCanvas.canvas;
|
5938 | paintWidth = newWidth;
|
5939 | paintHeight = newHeight;
|
5940 | tmpCanvasId = tmpCanvasId === "prescale1" ? "prescale2" : "prescale1";
|
5941 | }
|
5942 |
|
5943 | return {
|
5944 | img,
|
5945 | paintWidth,
|
5946 | paintHeight
|
5947 | };
|
5948 | }
|
5949 |
|
5950 | _createMaskCanvas(img) {
|
5951 | const ctx = this.ctx;
|
5952 | const width = img.width,
|
5953 | height = img.height;
|
5954 | const fillColor = this.current.fillColor;
|
5955 | const isPatternFill = this.current.patternFill;
|
5956 | const maskCanvas = this.cachedCanvases.getCanvas("maskCanvas", width, height);
|
5957 | const maskCtx = maskCanvas.context;
|
5958 | putBinaryImageMask(maskCtx, img);
|
5959 | const objToCanvas = ctx.mozCurrentTransform;
|
5960 |
|
5961 | let maskToCanvas = _util.Util.transform(objToCanvas, [1 / width, 0, 0, -1 / height, 0, 0]);
|
5962 |
|
5963 | maskToCanvas = _util.Util.transform(maskToCanvas, [1, 0, 0, 1, 0, -height]);
|
5964 |
|
5965 | const cord1 = _util.Util.applyTransform([0, 0], maskToCanvas);
|
5966 |
|
5967 | const cord2 = _util.Util.applyTransform([width, height], maskToCanvas);
|
5968 |
|
5969 | const rect = _util.Util.normalizeRect([cord1[0], cord1[1], cord2[0], cord2[1]]);
|
5970 |
|
5971 | const drawnWidth = Math.ceil(rect[2] - rect[0]);
|
5972 | const drawnHeight = Math.ceil(rect[3] - rect[1]);
|
5973 | const fillCanvas = this.cachedCanvases.getCanvas("fillCanvas", drawnWidth, drawnHeight, true);
|
5974 | const fillCtx = fillCanvas.context;
|
5975 | const offsetX = Math.min(cord1[0], cord2[0]);
|
5976 | const offsetY = Math.min(cord1[1], cord2[1]);
|
5977 | fillCtx.translate(-offsetX, -offsetY);
|
5978 | fillCtx.transform.apply(fillCtx, maskToCanvas);
|
5979 |
|
5980 | const scaled = this._scaleImage(maskCanvas.canvas, fillCtx.mozCurrentTransformInverse);
|
5981 |
|
5982 | fillCtx.imageSmoothingEnabled = getImageSmoothingEnabled(fillCtx.mozCurrentTransform, img.interpolate);
|
5983 | fillCtx.drawImage(scaled.img, 0, 0, scaled.img.width, scaled.img.height, 0, 0, width, height);
|
5984 | fillCtx.globalCompositeOperation = "source-in";
|
5985 |
|
5986 | const inverse = _util.Util.transform(fillCtx.mozCurrentTransformInverse, [1, 0, 0, 1, -offsetX, -offsetY]);
|
5987 |
|
5988 | fillCtx.fillStyle = isPatternFill ? fillColor.getPattern(ctx, this, inverse, _pattern_helper.PathType.FILL) : fillColor;
|
5989 | fillCtx.fillRect(0, 0, width, height);
|
5990 | return {
|
5991 | canvas: fillCanvas.canvas,
|
5992 | offsetX: Math.round(offsetX),
|
5993 | offsetY: Math.round(offsetY)
|
5994 | };
|
5995 | }
|
5996 |
|
5997 | setLineWidth(width) {
|
5998 | this.current.lineWidth = width;
|
5999 | this.ctx.lineWidth = width;
|
6000 | }
|
6001 |
|
6002 | setLineCap(style) {
|
6003 | this.ctx.lineCap = LINE_CAP_STYLES[style];
|
6004 | }
|
6005 |
|
6006 | setLineJoin(style) {
|
6007 | this.ctx.lineJoin = LINE_JOIN_STYLES[style];
|
6008 | }
|
6009 |
|
6010 | setMiterLimit(limit) {
|
6011 | this.ctx.miterLimit = limit;
|
6012 | }
|
6013 |
|
6014 | setDash(dashArray, dashPhase) {
|
6015 | const ctx = this.ctx;
|
6016 |
|
6017 | if (ctx.setLineDash !== undefined) {
|
6018 | ctx.setLineDash(dashArray);
|
6019 | ctx.lineDashOffset = dashPhase;
|
6020 | }
|
6021 | }
|
6022 |
|
6023 | setRenderingIntent(intent) {}
|
6024 |
|
6025 | setFlatness(flatness) {}
|
6026 |
|
6027 | setGState(states) {
|
6028 | for (let i = 0, ii = states.length; i < ii; i++) {
|
6029 | const state = states[i];
|
6030 | const key = state[0];
|
6031 | const value = state[1];
|
6032 |
|
6033 | switch (key) {
|
6034 | case "LW":
|
6035 | this.setLineWidth(value);
|
6036 | break;
|
6037 |
|
6038 | case "LC":
|
6039 | this.setLineCap(value);
|
6040 | break;
|
6041 |
|
6042 | case "LJ":
|
6043 | this.setLineJoin(value);
|
6044 | break;
|
6045 |
|
6046 | case "ML":
|
6047 | this.setMiterLimit(value);
|
6048 | break;
|
6049 |
|
6050 | case "D":
|
6051 | this.setDash(value[0], value[1]);
|
6052 | break;
|
6053 |
|
6054 | case "RI":
|
6055 | this.setRenderingIntent(value);
|
6056 | break;
|
6057 |
|
6058 | case "FL":
|
6059 | this.setFlatness(value);
|
6060 | break;
|
6061 |
|
6062 | case "Font":
|
6063 | this.setFont(value[0], value[1]);
|
6064 | break;
|
6065 |
|
6066 | case "CA":
|
6067 | this.current.strokeAlpha = state[1];
|
6068 | break;
|
6069 |
|
6070 | case "ca":
|
6071 | this.current.fillAlpha = state[1];
|
6072 | this.ctx.globalAlpha = state[1];
|
6073 | break;
|
6074 |
|
6075 | case "BM":
|
6076 | this.ctx.globalCompositeOperation = value;
|
6077 | break;
|
6078 |
|
6079 | case "SMask":
|
6080 | this.current.activeSMask = value ? this.tempSMask : null;
|
6081 | this.tempSMask = null;
|
6082 | this.checkSMaskState();
|
6083 | break;
|
6084 |
|
6085 | case "TR":
|
6086 | this.current.transferMaps = value;
|
6087 | }
|
6088 | }
|
6089 | }
|
6090 |
|
6091 | checkSMaskState() {
|
6092 | const inSMaskMode = !!this.suspendedCtx;
|
6093 |
|
6094 | if (this.current.activeSMask && !inSMaskMode) {
|
6095 | this.beginSMaskMode();
|
6096 | } else if (!this.current.activeSMask && inSMaskMode) {
|
6097 | this.endSMaskMode();
|
6098 | }
|
6099 | }
|
6100 |
|
6101 | beginSMaskMode() {
|
6102 | if (this.suspendedCtx) {
|
6103 | throw new Error("beginSMaskMode called while already in smask mode");
|
6104 | }
|
6105 |
|
6106 | const drawnWidth = this.ctx.canvas.width;
|
6107 | const drawnHeight = this.ctx.canvas.height;
|
6108 | const cacheId = "smaskGroupAt" + this.groupLevel;
|
6109 | const scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
|
6110 | this.suspendedCtx = this.ctx;
|
6111 | this.ctx = scratchCanvas.context;
|
6112 | const ctx = this.ctx;
|
6113 | ctx.setTransform.apply(ctx, this.suspendedCtx.mozCurrentTransform);
|
6114 | copyCtxState(this.suspendedCtx, ctx);
|
6115 | mirrorContextOperations(ctx, this.suspendedCtx);
|
6116 | this.setGState([["BM", "source-over"], ["ca", 1], ["CA", 1]]);
|
6117 | }
|
6118 |
|
6119 | endSMaskMode() {
|
6120 | if (!this.suspendedCtx) {
|
6121 | throw new Error("endSMaskMode called while not in smask mode");
|
6122 | }
|
6123 |
|
6124 | this.ctx._removeMirroring();
|
6125 |
|
6126 | copyCtxState(this.ctx, this.suspendedCtx);
|
6127 | this.ctx = this.suspendedCtx;
|
6128 | this.current.activeSMask = null;
|
6129 | this.suspendedCtx = null;
|
6130 | }
|
6131 |
|
6132 | compose(dirtyBox) {
|
6133 | if (!this.current.activeSMask) {
|
6134 | return;
|
6135 | }
|
6136 |
|
6137 | if (!dirtyBox) {
|
6138 | dirtyBox = [0, 0, this.ctx.canvas.width, this.ctx.canvas.height];
|
6139 | } else {
|
6140 | dirtyBox[0] = Math.floor(dirtyBox[0]);
|
6141 | dirtyBox[1] = Math.floor(dirtyBox[1]);
|
6142 | dirtyBox[2] = Math.ceil(dirtyBox[2]);
|
6143 | dirtyBox[3] = Math.ceil(dirtyBox[3]);
|
6144 | }
|
6145 |
|
6146 | const smask = this.current.activeSMask;
|
6147 | const suspendedCtx = this.suspendedCtx;
|
6148 | composeSMask(suspendedCtx, smask, this.ctx, dirtyBox);
|
6149 | this.ctx.save();
|
6150 | this.ctx.setTransform(1, 0, 0, 1, 0, 0);
|
6151 | this.ctx.clearRect(0, 0, this.ctx.canvas.width, this.ctx.canvas.height);
|
6152 | this.ctx.restore();
|
6153 | }
|
6154 |
|
6155 | save() {
|
6156 | this.ctx.save();
|
6157 | const old = this.current;
|
6158 | this.stateStack.push(old);
|
6159 | this.current = old.clone();
|
6160 | }
|
6161 |
|
6162 | restore() {
|
6163 | if (this.stateStack.length === 0 && this.current.activeSMask) {
|
6164 | this.endSMaskMode();
|
6165 | }
|
6166 |
|
6167 | if (this.stateStack.length !== 0) {
|
6168 | this.current = this.stateStack.pop();
|
6169 | this.ctx.restore();
|
6170 | this.checkSMaskState();
|
6171 | this.pendingClip = null;
|
6172 | this._cachedGetSinglePixelWidth = null;
|
6173 | }
|
6174 | }
|
6175 |
|
6176 | transform(a, b, c, d, e, f) {
|
6177 | this.ctx.transform(a, b, c, d, e, f);
|
6178 | this._cachedGetSinglePixelWidth = null;
|
6179 | }
|
6180 |
|
6181 | constructPath(ops, args) {
|
6182 | const ctx = this.ctx;
|
6183 | const current = this.current;
|
6184 | let x = current.x,
|
6185 | y = current.y;
|
6186 | let startX, startY;
|
6187 |
|
6188 | for (let i = 0, j = 0, ii = ops.length; i < ii; i++) {
|
6189 | switch (ops[i] | 0) {
|
6190 | case _util.OPS.rectangle:
|
6191 | x = args[j++];
|
6192 | y = args[j++];
|
6193 | const width = args[j++];
|
6194 | const height = args[j++];
|
6195 | const xw = x + width;
|
6196 | const yh = y + height;
|
6197 | ctx.moveTo(x, y);
|
6198 |
|
6199 | if (width === 0 || height === 0) {
|
6200 | ctx.lineTo(xw, yh);
|
6201 | } else {
|
6202 | ctx.lineTo(xw, y);
|
6203 | ctx.lineTo(xw, yh);
|
6204 | ctx.lineTo(x, yh);
|
6205 | }
|
6206 |
|
6207 | current.updatePathMinMax(ctx.mozCurrentTransform, x, y);
|
6208 | current.updatePathMinMax(ctx.mozCurrentTransform, xw, yh);
|
6209 | ctx.closePath();
|
6210 | break;
|
6211 |
|
6212 | case _util.OPS.moveTo:
|
6213 | x = args[j++];
|
6214 | y = args[j++];
|
6215 | ctx.moveTo(x, y);
|
6216 | current.updatePathMinMax(ctx.mozCurrentTransform, x, y);
|
6217 | break;
|
6218 |
|
6219 | case _util.OPS.lineTo:
|
6220 | x = args[j++];
|
6221 | y = args[j++];
|
6222 | ctx.lineTo(x, y);
|
6223 | current.updatePathMinMax(ctx.mozCurrentTransform, x, y);
|
6224 | break;
|
6225 |
|
6226 | case _util.OPS.curveTo:
|
6227 | startX = x;
|
6228 | startY = y;
|
6229 | x = args[j + 4];
|
6230 | y = args[j + 5];
|
6231 | ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
|
6232 | current.updateCurvePathMinMax(ctx.mozCurrentTransform, startX, startY, args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
|
6233 | j += 6;
|
6234 | break;
|
6235 |
|
6236 | case _util.OPS.curveTo2:
|
6237 | startX = x;
|
6238 | startY = y;
|
6239 | ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
|
6240 | current.updateCurvePathMinMax(ctx.mozCurrentTransform, startX, startY, x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
|
6241 | x = args[j + 2];
|
6242 | y = args[j + 3];
|
6243 | j += 4;
|
6244 | break;
|
6245 |
|
6246 | case _util.OPS.curveTo3:
|
6247 | startX = x;
|
6248 | startY = y;
|
6249 | x = args[j + 2];
|
6250 | y = args[j + 3];
|
6251 | ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
|
6252 | current.updateCurvePathMinMax(ctx.mozCurrentTransform, startX, startY, args[j], args[j + 1], x, y, x, y);
|
6253 | j += 4;
|
6254 | break;
|
6255 |
|
6256 | case _util.OPS.closePath:
|
6257 | ctx.closePath();
|
6258 | break;
|
6259 | }
|
6260 | }
|
6261 |
|
6262 | current.setCurrentPoint(x, y);
|
6263 | }
|
6264 |
|
6265 | closePath() {
|
6266 | this.ctx.closePath();
|
6267 | }
|
6268 |
|
6269 | stroke(consumePath) {
|
6270 | consumePath = typeof consumePath !== "undefined" ? consumePath : true;
|
6271 | const ctx = this.ctx;
|
6272 | const strokeColor = this.current.strokeColor;
|
6273 | ctx.globalAlpha = this.current.strokeAlpha;
|
6274 |
|
6275 | if (this.contentVisible) {
|
6276 | if (typeof strokeColor === "object" && strokeColor?.getPattern) {
|
6277 | const lineWidth = this.getSinglePixelWidth();
|
6278 | ctx.save();
|
6279 | ctx.strokeStyle = strokeColor.getPattern(ctx, this, ctx.mozCurrentTransformInverse, _pattern_helper.PathType.STROKE);
|
6280 | ctx.lineWidth = Math.max(lineWidth, this.current.lineWidth);
|
6281 | ctx.stroke();
|
6282 | ctx.restore();
|
6283 | } else {
|
6284 | const lineWidth = this.getSinglePixelWidth();
|
6285 |
|
6286 | if (lineWidth < 0 && -lineWidth >= this.current.lineWidth) {
|
6287 | ctx.save();
|
6288 | ctx.resetTransform();
|
6289 | ctx.lineWidth = Math.round(this._combinedScaleFactor);
|
6290 | ctx.stroke();
|
6291 | ctx.restore();
|
6292 | } else {
|
6293 | ctx.lineWidth = Math.max(lineWidth, this.current.lineWidth);
|
6294 | ctx.stroke();
|
6295 | }
|
6296 | }
|
6297 | }
|
6298 |
|
6299 | if (consumePath) {
|
6300 | this.consumePath(this.current.getClippedPathBoundingBox());
|
6301 | }
|
6302 |
|
6303 | ctx.globalAlpha = this.current.fillAlpha;
|
6304 | }
|
6305 |
|
6306 | closeStroke() {
|
6307 | this.closePath();
|
6308 | this.stroke();
|
6309 | }
|
6310 |
|
6311 | fill(consumePath) {
|
6312 | consumePath = typeof consumePath !== "undefined" ? consumePath : true;
|
6313 | const ctx = this.ctx;
|
6314 | const fillColor = this.current.fillColor;
|
6315 | const isPatternFill = this.current.patternFill;
|
6316 | let needRestore = false;
|
6317 |
|
6318 | if (isPatternFill) {
|
6319 | ctx.save();
|
6320 | ctx.fillStyle = fillColor.getPattern(ctx, this, ctx.mozCurrentTransformInverse, _pattern_helper.PathType.FILL);
|
6321 | needRestore = true;
|
6322 | }
|
6323 |
|
6324 | const intersect = this.current.getClippedPathBoundingBox();
|
6325 |
|
6326 | if (this.contentVisible && intersect !== null) {
|
6327 | if (this.pendingEOFill) {
|
6328 | ctx.fill("evenodd");
|
6329 | this.pendingEOFill = false;
|
6330 | } else {
|
6331 | ctx.fill();
|
6332 | }
|
6333 | }
|
6334 |
|
6335 | if (needRestore) {
|
6336 | ctx.restore();
|
6337 | }
|
6338 |
|
6339 | if (consumePath) {
|
6340 | this.consumePath(intersect);
|
6341 | }
|
6342 | }
|
6343 |
|
6344 | eoFill() {
|
6345 | this.pendingEOFill = true;
|
6346 | this.fill();
|
6347 | }
|
6348 |
|
6349 | fillStroke() {
|
6350 | this.fill(false);
|
6351 | this.stroke(false);
|
6352 | this.consumePath();
|
6353 | }
|
6354 |
|
6355 | eoFillStroke() {
|
6356 | this.pendingEOFill = true;
|
6357 | this.fillStroke();
|
6358 | }
|
6359 |
|
6360 | closeFillStroke() {
|
6361 | this.closePath();
|
6362 | this.fillStroke();
|
6363 | }
|
6364 |
|
6365 | closeEOFillStroke() {
|
6366 | this.pendingEOFill = true;
|
6367 | this.closePath();
|
6368 | this.fillStroke();
|
6369 | }
|
6370 |
|
6371 | endPath() {
|
6372 | this.consumePath();
|
6373 | }
|
6374 |
|
6375 | clip() {
|
6376 | this.pendingClip = NORMAL_CLIP;
|
6377 | }
|
6378 |
|
6379 | eoClip() {
|
6380 | this.pendingClip = EO_CLIP;
|
6381 | }
|
6382 |
|
6383 | beginText() {
|
6384 | this.current.textMatrix = _util.IDENTITY_MATRIX;
|
6385 | this.current.textMatrixScale = 1;
|
6386 | this.current.x = this.current.lineX = 0;
|
6387 | this.current.y = this.current.lineY = 0;
|
6388 | }
|
6389 |
|
6390 | endText() {
|
6391 | const paths = this.pendingTextPaths;
|
6392 | const ctx = this.ctx;
|
6393 |
|
6394 | if (paths === undefined) {
|
6395 | ctx.beginPath();
|
6396 | return;
|
6397 | }
|
6398 |
|
6399 | ctx.save();
|
6400 | ctx.beginPath();
|
6401 |
|
6402 | for (let i = 0; i < paths.length; i++) {
|
6403 | const path = paths[i];
|
6404 | ctx.setTransform.apply(ctx, path.transform);
|
6405 | ctx.translate(path.x, path.y);
|
6406 | path.addToPath(ctx, path.fontSize);
|
6407 | }
|
6408 |
|
6409 | ctx.restore();
|
6410 | ctx.clip();
|
6411 | ctx.beginPath();
|
6412 | delete this.pendingTextPaths;
|
6413 | }
|
6414 |
|
6415 | setCharSpacing(spacing) {
|
6416 | this.current.charSpacing = spacing;
|
6417 | }
|
6418 |
|
6419 | setWordSpacing(spacing) {
|
6420 | this.current.wordSpacing = spacing;
|
6421 | }
|
6422 |
|
6423 | setHScale(scale) {
|
6424 | this.current.textHScale = scale / 100;
|
6425 | }
|
6426 |
|
6427 | setLeading(leading) {
|
6428 | this.current.leading = -leading;
|
6429 | }
|
6430 |
|
6431 | setFont(fontRefName, size) {
|
6432 | const fontObj = this.commonObjs.get(fontRefName);
|
6433 | const current = this.current;
|
6434 |
|
6435 | if (!fontObj) {
|
6436 | throw new Error(`Can't find font for ${fontRefName}`);
|
6437 | }
|
6438 |
|
6439 | current.fontMatrix = fontObj.fontMatrix || _util.FONT_IDENTITY_MATRIX;
|
6440 |
|
6441 | if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
|
6442 | (0, _util.warn)("Invalid font matrix for font " + fontRefName);
|
6443 | }
|
6444 |
|
6445 | if (size < 0) {
|
6446 | size = -size;
|
6447 | current.fontDirection = -1;
|
6448 | } else {
|
6449 | current.fontDirection = 1;
|
6450 | }
|
6451 |
|
6452 | this.current.font = fontObj;
|
6453 | this.current.fontSize = size;
|
6454 |
|
6455 | if (fontObj.isType3Font) {
|
6456 | return;
|
6457 | }
|
6458 |
|
6459 | const name = fontObj.loadedName || "sans-serif";
|
6460 | let bold = "normal";
|
6461 |
|
6462 | if (fontObj.black) {
|
6463 | bold = "900";
|
6464 | } else if (fontObj.bold) {
|
6465 | bold = "bold";
|
6466 | }
|
6467 |
|
6468 | const italic = fontObj.italic ? "italic" : "normal";
|
6469 | const typeface = `"${name}", ${fontObj.fallbackName}`;
|
6470 | let browserFontSize = size;
|
6471 |
|
6472 | if (size < MIN_FONT_SIZE) {
|
6473 | browserFontSize = MIN_FONT_SIZE;
|
6474 | } else if (size > MAX_FONT_SIZE) {
|
6475 | browserFontSize = MAX_FONT_SIZE;
|
6476 | }
|
6477 |
|
6478 | this.current.fontSizeScale = size / browserFontSize;
|
6479 | this.ctx.font = `${italic} ${bold} ${browserFontSize}px ${typeface}`;
|
6480 | }
|
6481 |
|
6482 | setTextRenderingMode(mode) {
|
6483 | this.current.textRenderingMode = mode;
|
6484 | }
|
6485 |
|
6486 | setTextRise(rise) {
|
6487 | this.current.textRise = rise;
|
6488 | }
|
6489 |
|
6490 | moveText(x, y) {
|
6491 | this.current.x = this.current.lineX += x;
|
6492 | this.current.y = this.current.lineY += y;
|
6493 | }
|
6494 |
|
6495 | setLeadingMoveText(x, y) {
|
6496 | this.setLeading(-y);
|
6497 | this.moveText(x, y);
|
6498 | }
|
6499 |
|
6500 | setTextMatrix(a, b, c, d, e, f) {
|
6501 | this.current.textMatrix = [a, b, c, d, e, f];
|
6502 | this.current.textMatrixScale = Math.hypot(a, b);
|
6503 | this.current.x = this.current.lineX = 0;
|
6504 | this.current.y = this.current.lineY = 0;
|
6505 | }
|
6506 |
|
6507 | nextLine() {
|
6508 | this.moveText(0, this.current.leading);
|
6509 | }
|
6510 |
|
6511 | paintChar(character, x, y, patternTransform, resetLineWidthToOne) {
|
6512 | const ctx = this.ctx;
|
6513 | const current = this.current;
|
6514 | const font = current.font;
|
6515 | const textRenderingMode = current.textRenderingMode;
|
6516 | const fontSize = current.fontSize / current.fontSizeScale;
|
6517 | const fillStrokeMode = textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
|
6518 | const isAddToPathSet = !!(textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG);
|
6519 | const patternFill = current.patternFill && !font.missingFile;
|
6520 | let addToPath;
|
6521 |
|
6522 | if (font.disableFontFace || isAddToPathSet || patternFill) {
|
6523 | addToPath = font.getPathGenerator(this.commonObjs, character);
|
6524 | }
|
6525 |
|
6526 | if (font.disableFontFace || patternFill) {
|
6527 | ctx.save();
|
6528 | ctx.translate(x, y);
|
6529 | ctx.beginPath();
|
6530 | addToPath(ctx, fontSize);
|
6531 |
|
6532 | if (patternTransform) {
|
6533 | ctx.setTransform.apply(ctx, patternTransform);
|
6534 | }
|
6535 |
|
6536 | if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
6537 | ctx.fill();
|
6538 | }
|
6539 |
|
6540 | if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
6541 | if (resetLineWidthToOne) {
|
6542 | ctx.resetTransform();
|
6543 | ctx.lineWidth = Math.round(this._combinedScaleFactor);
|
6544 | }
|
6545 |
|
6546 | ctx.stroke();
|
6547 | }
|
6548 |
|
6549 | ctx.restore();
|
6550 | } else {
|
6551 | if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
6552 | ctx.fillText(character, x, y);
|
6553 | }
|
6554 |
|
6555 | if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
6556 | if (resetLineWidthToOne) {
|
6557 | ctx.save();
|
6558 | ctx.moveTo(x, y);
|
6559 | ctx.resetTransform();
|
6560 | ctx.lineWidth = Math.round(this._combinedScaleFactor);
|
6561 | ctx.strokeText(character, 0, 0);
|
6562 | ctx.restore();
|
6563 | } else {
|
6564 | ctx.strokeText(character, x, y);
|
6565 | }
|
6566 | }
|
6567 | }
|
6568 |
|
6569 | if (isAddToPathSet) {
|
6570 | const paths = this.pendingTextPaths || (this.pendingTextPaths = []);
|
6571 | paths.push({
|
6572 | transform: ctx.mozCurrentTransform,
|
6573 | x,
|
6574 | y,
|
6575 | fontSize,
|
6576 | addToPath
|
6577 | });
|
6578 | }
|
6579 | }
|
6580 |
|
6581 | get isFontSubpixelAAEnabled() {
|
6582 | const {
|
6583 | context: ctx
|
6584 | } = this.cachedCanvases.getCanvas("isFontSubpixelAAEnabled", 10, 10);
|
6585 | ctx.scale(1.5, 1);
|
6586 | ctx.fillText("I", 0, 10);
|
6587 | const data = ctx.getImageData(0, 0, 10, 10).data;
|
6588 | let enabled = false;
|
6589 |
|
6590 | for (let i = 3; i < data.length; i += 4) {
|
6591 | if (data[i] > 0 && data[i] < 255) {
|
6592 | enabled = true;
|
6593 | break;
|
6594 | }
|
6595 | }
|
6596 |
|
6597 | return (0, _util.shadow)(this, "isFontSubpixelAAEnabled", enabled);
|
6598 | }
|
6599 |
|
6600 | showText(glyphs) {
|
6601 | const current = this.current;
|
6602 | const font = current.font;
|
6603 |
|
6604 | if (font.isType3Font) {
|
6605 | return this.showType3Text(glyphs);
|
6606 | }
|
6607 |
|
6608 | const fontSize = current.fontSize;
|
6609 |
|
6610 | if (fontSize === 0) {
|
6611 | return undefined;
|
6612 | }
|
6613 |
|
6614 | const ctx = this.ctx;
|
6615 | const fontSizeScale = current.fontSizeScale;
|
6616 | const charSpacing = current.charSpacing;
|
6617 | const wordSpacing = current.wordSpacing;
|
6618 | const fontDirection = current.fontDirection;
|
6619 | const textHScale = current.textHScale * fontDirection;
|
6620 | const glyphsLength = glyphs.length;
|
6621 | const vertical = font.vertical;
|
6622 | const spacingDir = vertical ? 1 : -1;
|
6623 | const defaultVMetrics = font.defaultVMetrics;
|
6624 | const widthAdvanceScale = fontSize * current.fontMatrix[0];
|
6625 | const simpleFillText = current.textRenderingMode === _util.TextRenderingMode.FILL && !font.disableFontFace && !current.patternFill;
|
6626 | ctx.save();
|
6627 | ctx.transform.apply(ctx, current.textMatrix);
|
6628 | ctx.translate(current.x, current.y + current.textRise);
|
6629 |
|
6630 | if (fontDirection > 0) {
|
6631 | ctx.scale(textHScale, -1);
|
6632 | } else {
|
6633 | ctx.scale(textHScale, 1);
|
6634 | }
|
6635 |
|
6636 | let patternTransform;
|
6637 |
|
6638 | if (current.patternFill) {
|
6639 | ctx.save();
|
6640 | const pattern = current.fillColor.getPattern(ctx, this, ctx.mozCurrentTransformInverse, _pattern_helper.PathType.FILL);
|
6641 | patternTransform = ctx.mozCurrentTransform;
|
6642 | ctx.restore();
|
6643 | ctx.fillStyle = pattern;
|
6644 | }
|
6645 |
|
6646 | let lineWidth = current.lineWidth;
|
6647 | let resetLineWidthToOne = false;
|
6648 | const scale = current.textMatrixScale;
|
6649 |
|
6650 | if (scale === 0 || lineWidth === 0) {
|
6651 | const fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
|
6652 |
|
6653 | if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
6654 | this._cachedGetSinglePixelWidth = null;
|
6655 | lineWidth = this.getSinglePixelWidth();
|
6656 | resetLineWidthToOne = lineWidth < 0;
|
6657 | }
|
6658 | } else {
|
6659 | lineWidth /= scale;
|
6660 | }
|
6661 |
|
6662 | if (fontSizeScale !== 1.0) {
|
6663 | ctx.scale(fontSizeScale, fontSizeScale);
|
6664 | lineWidth /= fontSizeScale;
|
6665 | }
|
6666 |
|
6667 | ctx.lineWidth = lineWidth;
|
6668 | let x = 0,
|
6669 | i;
|
6670 |
|
6671 | for (i = 0; i < glyphsLength; ++i) {
|
6672 | const glyph = glyphs[i];
|
6673 |
|
6674 | if ((0, _util.isNum)(glyph)) {
|
6675 | x += spacingDir * glyph * fontSize / 1000;
|
6676 | continue;
|
6677 | }
|
6678 |
|
6679 | let restoreNeeded = false;
|
6680 | const spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
|
6681 | const character = glyph.fontChar;
|
6682 | const accent = glyph.accent;
|
6683 | let scaledX, scaledY;
|
6684 | let width = glyph.width;
|
6685 |
|
6686 | if (vertical) {
|
6687 | const vmetric = glyph.vmetric || defaultVMetrics;
|
6688 | const vx = -(glyph.vmetric ? vmetric[1] : width * 0.5) * widthAdvanceScale;
|
6689 | const vy = vmetric[2] * widthAdvanceScale;
|
6690 | width = vmetric ? -vmetric[0] : width;
|
6691 | scaledX = vx / fontSizeScale;
|
6692 | scaledY = (x + vy) / fontSizeScale;
|
6693 | } else {
|
6694 | scaledX = x / fontSizeScale;
|
6695 | scaledY = 0;
|
6696 | }
|
6697 |
|
6698 | if (font.remeasure && width > 0) {
|
6699 | const measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
|
6700 |
|
6701 | if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
|
6702 | const characterScaleX = width / measuredWidth;
|
6703 | restoreNeeded = true;
|
6704 | ctx.save();
|
6705 | ctx.scale(characterScaleX, 1);
|
6706 | scaledX /= characterScaleX;
|
6707 | } else if (width !== measuredWidth) {
|
6708 | scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
|
6709 | }
|
6710 | }
|
6711 |
|
6712 | if (this.contentVisible && (glyph.isInFont || font.missingFile)) {
|
6713 | if (simpleFillText && !accent) {
|
6714 | ctx.fillText(character, scaledX, scaledY);
|
6715 | } else {
|
6716 | this.paintChar(character, scaledX, scaledY, patternTransform, resetLineWidthToOne);
|
6717 |
|
6718 | if (accent) {
|
6719 | const scaledAccentX = scaledX + fontSize * accent.offset.x / fontSizeScale;
|
6720 | const scaledAccentY = scaledY - fontSize * accent.offset.y / fontSizeScale;
|
6721 | this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY, patternTransform, resetLineWidthToOne);
|
6722 | }
|
6723 | }
|
6724 | }
|
6725 |
|
6726 | let charWidth;
|
6727 |
|
6728 | if (vertical) {
|
6729 | charWidth = width * widthAdvanceScale - spacing * fontDirection;
|
6730 | } else {
|
6731 | charWidth = width * widthAdvanceScale + spacing * fontDirection;
|
6732 | }
|
6733 |
|
6734 | x += charWidth;
|
6735 |
|
6736 | if (restoreNeeded) {
|
6737 | ctx.restore();
|
6738 | }
|
6739 | }
|
6740 |
|
6741 | if (vertical) {
|
6742 | current.y -= x;
|
6743 | } else {
|
6744 | current.x += x * textHScale;
|
6745 | }
|
6746 |
|
6747 | ctx.restore();
|
6748 | this.compose();
|
6749 | return undefined;
|
6750 | }
|
6751 |
|
6752 | showType3Text(glyphs) {
|
6753 | const ctx = this.ctx;
|
6754 | const current = this.current;
|
6755 | const font = current.font;
|
6756 | const fontSize = current.fontSize;
|
6757 | const fontDirection = current.fontDirection;
|
6758 | const spacingDir = font.vertical ? 1 : -1;
|
6759 | const charSpacing = current.charSpacing;
|
6760 | const wordSpacing = current.wordSpacing;
|
6761 | const textHScale = current.textHScale * fontDirection;
|
6762 | const fontMatrix = current.fontMatrix || _util.FONT_IDENTITY_MATRIX;
|
6763 | const glyphsLength = glyphs.length;
|
6764 | const isTextInvisible = current.textRenderingMode === _util.TextRenderingMode.INVISIBLE;
|
6765 | let i, glyph, width, spacingLength;
|
6766 |
|
6767 | if (isTextInvisible || fontSize === 0) {
|
6768 | return;
|
6769 | }
|
6770 |
|
6771 | this._cachedGetSinglePixelWidth = null;
|
6772 | ctx.save();
|
6773 | ctx.transform.apply(ctx, current.textMatrix);
|
6774 | ctx.translate(current.x, current.y);
|
6775 | ctx.scale(textHScale, fontDirection);
|
6776 |
|
6777 | for (i = 0; i < glyphsLength; ++i) {
|
6778 | glyph = glyphs[i];
|
6779 |
|
6780 | if ((0, _util.isNum)(glyph)) {
|
6781 | spacingLength = spacingDir * glyph * fontSize / 1000;
|
6782 | this.ctx.translate(spacingLength, 0);
|
6783 | current.x += spacingLength * textHScale;
|
6784 | continue;
|
6785 | }
|
6786 |
|
6787 | const spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
|
6788 | const operatorList = font.charProcOperatorList[glyph.operatorListId];
|
6789 |
|
6790 | if (!operatorList) {
|
6791 | (0, _util.warn)(`Type3 character "${glyph.operatorListId}" is not available.`);
|
6792 | continue;
|
6793 | }
|
6794 |
|
6795 | if (this.contentVisible) {
|
6796 | this.processingType3 = glyph;
|
6797 | this.save();
|
6798 | ctx.scale(fontSize, fontSize);
|
6799 | ctx.transform.apply(ctx, fontMatrix);
|
6800 | this.executeOperatorList(operatorList);
|
6801 | this.restore();
|
6802 | }
|
6803 |
|
6804 | const transformed = _util.Util.applyTransform([glyph.width, 0], fontMatrix);
|
6805 |
|
6806 | width = transformed[0] * fontSize + spacing;
|
6807 | ctx.translate(width, 0);
|
6808 | current.x += width * textHScale;
|
6809 | }
|
6810 |
|
6811 | ctx.restore();
|
6812 | this.processingType3 = null;
|
6813 | }
|
6814 |
|
6815 | setCharWidth(xWidth, yWidth) {}
|
6816 |
|
6817 | setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
|
6818 | this.ctx.rect(llx, lly, urx - llx, ury - lly);
|
6819 | this.clip();
|
6820 | this.endPath();
|
6821 | }
|
6822 |
|
6823 | getColorN_Pattern(IR) {
|
6824 | let pattern;
|
6825 |
|
6826 | if (IR[0] === "TilingPattern") {
|
6827 | const color = IR[1];
|
6828 | const baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
|
6829 | const canvasGraphicsFactory = {
|
6830 | createCanvasGraphics: ctx => {
|
6831 | return new CanvasGraphics(ctx, this.commonObjs, this.objs, this.canvasFactory);
|
6832 | }
|
6833 | };
|
6834 | pattern = new _pattern_helper.TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
|
6835 | } else {
|
6836 | pattern = this._getPattern(IR[1], IR[2]);
|
6837 | }
|
6838 |
|
6839 | return pattern;
|
6840 | }
|
6841 |
|
6842 | setStrokeColorN() {
|
6843 | this.current.strokeColor = this.getColorN_Pattern(arguments);
|
6844 | }
|
6845 |
|
6846 | setFillColorN() {
|
6847 | this.current.fillColor = this.getColorN_Pattern(arguments);
|
6848 | this.current.patternFill = true;
|
6849 | }
|
6850 |
|
6851 | setStrokeRGBColor(r, g, b) {
|
6852 | const color = _util.Util.makeHexColor(r, g, b);
|
6853 |
|
6854 | this.ctx.strokeStyle = color;
|
6855 | this.current.strokeColor = color;
|
6856 | }
|
6857 |
|
6858 | setFillRGBColor(r, g, b) {
|
6859 | const color = _util.Util.makeHexColor(r, g, b);
|
6860 |
|
6861 | this.ctx.fillStyle = color;
|
6862 | this.current.fillColor = color;
|
6863 | this.current.patternFill = false;
|
6864 | }
|
6865 |
|
6866 | _getPattern(objId, matrix = null) {
|
6867 | let pattern;
|
6868 |
|
6869 | if (this.cachedPatterns.has(objId)) {
|
6870 | pattern = this.cachedPatterns.get(objId);
|
6871 | } else {
|
6872 | pattern = (0, _pattern_helper.getShadingPattern)(this.objs.get(objId));
|
6873 | this.cachedPatterns.set(objId, pattern);
|
6874 | }
|
6875 |
|
6876 | if (matrix) {
|
6877 | pattern.matrix = matrix;
|
6878 | }
|
6879 |
|
6880 | return pattern;
|
6881 | }
|
6882 |
|
6883 | shadingFill(objId) {
|
6884 | if (!this.contentVisible) {
|
6885 | return;
|
6886 | }
|
6887 |
|
6888 | const ctx = this.ctx;
|
6889 | this.save();
|
6890 |
|
6891 | const pattern = this._getPattern(objId);
|
6892 |
|
6893 | ctx.fillStyle = pattern.getPattern(ctx, this, ctx.mozCurrentTransformInverse, _pattern_helper.PathType.SHADING);
|
6894 | const inv = ctx.mozCurrentTransformInverse;
|
6895 |
|
6896 | if (inv) {
|
6897 | const canvas = ctx.canvas;
|
6898 | const width = canvas.width;
|
6899 | const height = canvas.height;
|
6900 |
|
6901 | const bl = _util.Util.applyTransform([0, 0], inv);
|
6902 |
|
6903 | const br = _util.Util.applyTransform([0, height], inv);
|
6904 |
|
6905 | const ul = _util.Util.applyTransform([width, 0], inv);
|
6906 |
|
6907 | const ur = _util.Util.applyTransform([width, height], inv);
|
6908 |
|
6909 | const x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
|
6910 | const y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
|
6911 | const x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
|
6912 | const y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
|
6913 | this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
|
6914 | } else {
|
6915 | this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
|
6916 | }
|
6917 |
|
6918 | this.compose(this.current.getClippedPathBoundingBox());
|
6919 | this.restore();
|
6920 | }
|
6921 |
|
6922 | beginInlineImage() {
|
6923 | (0, _util.unreachable)("Should not call beginInlineImage");
|
6924 | }
|
6925 |
|
6926 | beginImageData() {
|
6927 | (0, _util.unreachable)("Should not call beginImageData");
|
6928 | }
|
6929 |
|
6930 | paintFormXObjectBegin(matrix, bbox) {
|
6931 | if (!this.contentVisible) {
|
6932 | return;
|
6933 | }
|
6934 |
|
6935 | this.save();
|
6936 | this.baseTransformStack.push(this.baseTransform);
|
6937 |
|
6938 | if (Array.isArray(matrix) && matrix.length === 6) {
|
6939 | this.transform.apply(this, matrix);
|
6940 | }
|
6941 |
|
6942 | this.baseTransform = this.ctx.mozCurrentTransform;
|
6943 |
|
6944 | if (bbox) {
|
6945 | const width = bbox[2] - bbox[0];
|
6946 | const height = bbox[3] - bbox[1];
|
6947 | this.ctx.rect(bbox[0], bbox[1], width, height);
|
6948 | this.current.updatePathMinMax(this.ctx.mozCurrentTransform, bbox[0], bbox[1]);
|
6949 | this.current.updatePathMinMax(this.ctx.mozCurrentTransform, bbox[2], bbox[3]);
|
6950 | this.clip();
|
6951 | this.endPath();
|
6952 | }
|
6953 | }
|
6954 |
|
6955 | paintFormXObjectEnd() {
|
6956 | if (!this.contentVisible) {
|
6957 | return;
|
6958 | }
|
6959 |
|
6960 | this.restore();
|
6961 | this.baseTransform = this.baseTransformStack.pop();
|
6962 | }
|
6963 |
|
6964 | beginGroup(group) {
|
6965 | if (!this.contentVisible) {
|
6966 | return;
|
6967 | }
|
6968 |
|
6969 | this.save();
|
6970 | const suspendedCtx = this.suspendedCtx;
|
6971 |
|
6972 | if (this.current.activeSMask) {
|
6973 | this.suspendedCtx = null;
|
6974 | this.current.activeSMask = null;
|
6975 | }
|
6976 |
|
6977 | const currentCtx = this.ctx;
|
6978 |
|
6979 | if (!group.isolated) {
|
6980 | (0, _util.info)("TODO: Support non-isolated groups.");
|
6981 | }
|
6982 |
|
6983 | if (group.knockout) {
|
6984 | (0, _util.warn)("Knockout groups not supported.");
|
6985 | }
|
6986 |
|
6987 | const currentTransform = currentCtx.mozCurrentTransform;
|
6988 |
|
6989 | if (group.matrix) {
|
6990 | currentCtx.transform.apply(currentCtx, group.matrix);
|
6991 | }
|
6992 |
|
6993 | if (!group.bbox) {
|
6994 | throw new Error("Bounding box is required.");
|
6995 | }
|
6996 |
|
6997 | let bounds = _util.Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
|
6998 |
|
6999 | const canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
|
7000 | bounds = _util.Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
|
7001 | const offsetX = Math.floor(bounds[0]);
|
7002 | const offsetY = Math.floor(bounds[1]);
|
7003 | let drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
|
7004 | let drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
|
7005 | let scaleX = 1,
|
7006 | scaleY = 1;
|
7007 |
|
7008 | if (drawnWidth > MAX_GROUP_SIZE) {
|
7009 | scaleX = drawnWidth / MAX_GROUP_SIZE;
|
7010 | drawnWidth = MAX_GROUP_SIZE;
|
7011 | }
|
7012 |
|
7013 | if (drawnHeight > MAX_GROUP_SIZE) {
|
7014 | scaleY = drawnHeight / MAX_GROUP_SIZE;
|
7015 | drawnHeight = MAX_GROUP_SIZE;
|
7016 | }
|
7017 |
|
7018 | this.current.startNewPathAndClipBox([0, 0, drawnWidth, drawnHeight]);
|
7019 | let cacheId = "groupAt" + this.groupLevel;
|
7020 |
|
7021 | if (group.smask) {
|
7022 | cacheId += "_smask_" + this.smaskCounter++ % 2;
|
7023 | }
|
7024 |
|
7025 | const scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
|
7026 | const groupCtx = scratchCanvas.context;
|
7027 | groupCtx.scale(1 / scaleX, 1 / scaleY);
|
7028 | groupCtx.translate(-offsetX, -offsetY);
|
7029 | groupCtx.transform.apply(groupCtx, currentTransform);
|
7030 |
|
7031 | if (group.smask) {
|
7032 | this.smaskStack.push({
|
7033 | canvas: scratchCanvas.canvas,
|
7034 | context: groupCtx,
|
7035 | offsetX,
|
7036 | offsetY,
|
7037 | scaleX,
|
7038 | scaleY,
|
7039 | subtype: group.smask.subtype,
|
7040 | backdrop: group.smask.backdrop,
|
7041 | transferMap: group.smask.transferMap || null,
|
7042 | startTransformInverse: null
|
7043 | });
|
7044 | } else {
|
7045 | currentCtx.setTransform(1, 0, 0, 1, 0, 0);
|
7046 | currentCtx.translate(offsetX, offsetY);
|
7047 | currentCtx.scale(scaleX, scaleY);
|
7048 | currentCtx.save();
|
7049 | }
|
7050 |
|
7051 | copyCtxState(currentCtx, groupCtx);
|
7052 | this.ctx = groupCtx;
|
7053 | this.setGState([["BM", "source-over"], ["ca", 1], ["CA", 1]]);
|
7054 | this.groupStack.push({
|
7055 | ctx: currentCtx,
|
7056 | suspendedCtx
|
7057 | });
|
7058 | this.groupLevel++;
|
7059 | }
|
7060 |
|
7061 | endGroup(group) {
|
7062 | if (!this.contentVisible) {
|
7063 | return;
|
7064 | }
|
7065 |
|
7066 | this.groupLevel--;
|
7067 | const groupCtx = this.ctx;
|
7068 | const {
|
7069 | ctx,
|
7070 | suspendedCtx
|
7071 | } = this.groupStack.pop();
|
7072 | this.ctx = ctx;
|
7073 | this.ctx.imageSmoothingEnabled = false;
|
7074 |
|
7075 | if (suspendedCtx) {
|
7076 | this.suspendedCtx = suspendedCtx;
|
7077 | }
|
7078 |
|
7079 | if (group.smask) {
|
7080 | this.tempSMask = this.smaskStack.pop();
|
7081 | this.restore();
|
7082 | } else {
|
7083 | this.ctx.restore();
|
7084 | const currentMtx = this.ctx.mozCurrentTransform;
|
7085 | this.restore();
|
7086 | this.ctx.save();
|
7087 | this.ctx.setTransform.apply(this.ctx, currentMtx);
|
7088 |
|
7089 | const dirtyBox = _util.Util.getAxialAlignedBoundingBox([0, 0, groupCtx.canvas.width, groupCtx.canvas.height], currentMtx);
|
7090 |
|
7091 | this.ctx.drawImage(groupCtx.canvas, 0, 0);
|
7092 | this.ctx.restore();
|
7093 | this.compose(dirtyBox);
|
7094 | }
|
7095 | }
|
7096 |
|
7097 | beginAnnotations() {
|
7098 | this.save();
|
7099 |
|
7100 | if (this.baseTransform) {
|
7101 | this.ctx.setTransform.apply(this.ctx, this.baseTransform);
|
7102 | }
|
7103 | }
|
7104 |
|
7105 | endAnnotations() {
|
7106 | this.restore();
|
7107 | }
|
7108 |
|
7109 | beginAnnotation(id, rect, transform, matrix, hasOwnCanvas) {
|
7110 | this.save();
|
7111 |
|
7112 | if (Array.isArray(rect) && rect.length === 4) {
|
7113 | const width = rect[2] - rect[0];
|
7114 | const height = rect[3] - rect[1];
|
7115 |
|
7116 | if (hasOwnCanvas && this.annotationCanvasMap) {
|
7117 | transform = transform.slice();
|
7118 | transform[4] -= rect[0];
|
7119 | transform[5] -= rect[1];
|
7120 | rect = rect.slice();
|
7121 | rect[0] = rect[1] = 0;
|
7122 | rect[2] = width;
|
7123 | rect[3] = height;
|
7124 |
|
7125 | const [scaleX, scaleY] = _util.Util.singularValueDecompose2dScale(this.ctx.mozCurrentTransform);
|
7126 |
|
7127 | const {
|
7128 | viewportScale
|
7129 | } = this;
|
7130 | const canvasWidth = Math.ceil(width * this.outputScaleX * viewportScale);
|
7131 | const canvasHeight = Math.ceil(height * this.outputScaleY * viewportScale);
|
7132 | this.annotationCanvas = this.canvasFactory.create(canvasWidth, canvasHeight);
|
7133 | const {
|
7134 | canvas,
|
7135 | context
|
7136 | } = this.annotationCanvas;
|
7137 | canvas.style.width = `calc(${width}px * var(--viewport-scale-factor))`;
|
7138 | canvas.style.height = `calc(${height}px * var(--viewport-scale-factor))`;
|
7139 | this.annotationCanvasMap.set(id, canvas);
|
7140 | this.annotationCanvas.savedCtx = this.ctx;
|
7141 | this.ctx = context;
|
7142 | this.ctx.setTransform(scaleX, 0, 0, -scaleY, 0, height * scaleY);
|
7143 | addContextCurrentTransform(this.ctx);
|
7144 | resetCtxToDefault(this.ctx);
|
7145 | } else {
|
7146 | resetCtxToDefault(this.ctx);
|
7147 | this.ctx.rect(rect[0], rect[1], width, height);
|
7148 | this.clip();
|
7149 | this.endPath();
|
7150 | }
|
7151 | }
|
7152 |
|
7153 | this.current = new CanvasExtraState(this.ctx.canvas.width, this.ctx.canvas.height);
|
7154 | this.transform.apply(this, transform);
|
7155 | this.transform.apply(this, matrix);
|
7156 | }
|
7157 |
|
7158 | endAnnotation() {
|
7159 | if (this.annotationCanvas) {
|
7160 | this.ctx = this.annotationCanvas.savedCtx;
|
7161 | delete this.annotationCanvas.savedCtx;
|
7162 | delete this.annotationCanvas;
|
7163 | }
|
7164 |
|
7165 | this.restore();
|
7166 | }
|
7167 |
|
7168 | paintImageMaskXObject(img) {
|
7169 | if (!this.contentVisible) {
|
7170 | return;
|
7171 | }
|
7172 |
|
7173 | const ctx = this.ctx;
|
7174 | const width = img.width,
|
7175 | height = img.height;
|
7176 | const glyph = this.processingType3;
|
7177 |
|
7178 | if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
|
7179 | if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
|
7180 | glyph.compiled = compileType3Glyph({
|
7181 | data: img.data,
|
7182 | width,
|
7183 | height
|
7184 | });
|
7185 | } else {
|
7186 | glyph.compiled = null;
|
7187 | }
|
7188 | }
|
7189 |
|
7190 | if (glyph?.compiled) {
|
7191 | glyph.compiled(ctx);
|
7192 | return;
|
7193 | }
|
7194 |
|
7195 | const mask = this._createMaskCanvas(img);
|
7196 |
|
7197 | const maskCanvas = mask.canvas;
|
7198 | ctx.save();
|
7199 | ctx.setTransform(1, 0, 0, 1, 0, 0);
|
7200 | ctx.drawImage(maskCanvas, mask.offsetX, mask.offsetY);
|
7201 | ctx.restore();
|
7202 | this.compose();
|
7203 | }
|
7204 |
|
7205 | paintImageMaskXObjectRepeat(imgData, scaleX, skewX = 0, skewY = 0, scaleY, positions) {
|
7206 | if (!this.contentVisible) {
|
7207 | return;
|
7208 | }
|
7209 |
|
7210 | const ctx = this.ctx;
|
7211 | ctx.save();
|
7212 | const currentTransform = ctx.mozCurrentTransform;
|
7213 | ctx.transform(scaleX, skewX, skewY, scaleY, 0, 0);
|
7214 |
|
7215 | const mask = this._createMaskCanvas(imgData);
|
7216 |
|
7217 | ctx.setTransform(1, 0, 0, 1, 0, 0);
|
7218 |
|
7219 | for (let i = 0, ii = positions.length; i < ii; i += 2) {
|
7220 | const trans = _util.Util.transform(currentTransform, [scaleX, skewX, skewY, scaleY, positions[i], positions[i + 1]]);
|
7221 |
|
7222 | const [x, y] = _util.Util.applyTransform([0, 0], trans);
|
7223 |
|
7224 | ctx.drawImage(mask.canvas, x, y);
|
7225 | }
|
7226 |
|
7227 | ctx.restore();
|
7228 | this.compose();
|
7229 | }
|
7230 |
|
7231 | paintImageMaskXObjectGroup(images) {
|
7232 | if (!this.contentVisible) {
|
7233 | return;
|
7234 | }
|
7235 |
|
7236 | const ctx = this.ctx;
|
7237 | const fillColor = this.current.fillColor;
|
7238 | const isPatternFill = this.current.patternFill;
|
7239 |
|
7240 | for (let i = 0, ii = images.length; i < ii; i++) {
|
7241 | const image = images[i];
|
7242 | const width = image.width,
|
7243 | height = image.height;
|
7244 | const maskCanvas = this.cachedCanvases.getCanvas("maskCanvas", width, height);
|
7245 | const maskCtx = maskCanvas.context;
|
7246 | maskCtx.save();
|
7247 | putBinaryImageMask(maskCtx, image);
|
7248 | maskCtx.globalCompositeOperation = "source-in";
|
7249 | maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this, ctx.mozCurrentTransformInverse, _pattern_helper.PathType.FILL) : fillColor;
|
7250 | maskCtx.fillRect(0, 0, width, height);
|
7251 | maskCtx.restore();
|
7252 | ctx.save();
|
7253 | ctx.transform.apply(ctx, image.transform);
|
7254 | ctx.scale(1, -1);
|
7255 | ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
|
7256 | ctx.restore();
|
7257 | }
|
7258 |
|
7259 | this.compose();
|
7260 | }
|
7261 |
|
7262 | paintImageXObject(objId) {
|
7263 | if (!this.contentVisible) {
|
7264 | return;
|
7265 | }
|
7266 |
|
7267 | const imgData = objId.startsWith("g_") ? this.commonObjs.get(objId) : this.objs.get(objId);
|
7268 |
|
7269 | if (!imgData) {
|
7270 | (0, _util.warn)("Dependent image isn't ready yet");
|
7271 | return;
|
7272 | }
|
7273 |
|
7274 | this.paintInlineImageXObject(imgData);
|
7275 | }
|
7276 |
|
7277 | paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
|
7278 | if (!this.contentVisible) {
|
7279 | return;
|
7280 | }
|
7281 |
|
7282 | const imgData = objId.startsWith("g_") ? this.commonObjs.get(objId) : this.objs.get(objId);
|
7283 |
|
7284 | if (!imgData) {
|
7285 | (0, _util.warn)("Dependent image isn't ready yet");
|
7286 | return;
|
7287 | }
|
7288 |
|
7289 | const width = imgData.width;
|
7290 | const height = imgData.height;
|
7291 | const map = [];
|
7292 |
|
7293 | for (let i = 0, ii = positions.length; i < ii; i += 2) {
|
7294 | map.push({
|
7295 | transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
|
7296 | x: 0,
|
7297 | y: 0,
|
7298 | w: width,
|
7299 | h: height
|
7300 | });
|
7301 | }
|
7302 |
|
7303 | this.paintInlineImageXObjectGroup(imgData, map);
|
7304 | }
|
7305 |
|
7306 | paintInlineImageXObject(imgData) {
|
7307 | if (!this.contentVisible) {
|
7308 | return;
|
7309 | }
|
7310 |
|
7311 | const width = imgData.width;
|
7312 | const height = imgData.height;
|
7313 | const ctx = this.ctx;
|
7314 | this.save();
|
7315 | ctx.scale(1 / width, -1 / height);
|
7316 | let imgToPaint;
|
7317 |
|
7318 | if (typeof HTMLElement === "function" && imgData instanceof HTMLElement || !imgData.data) {
|
7319 | imgToPaint = imgData;
|
7320 | } else {
|
7321 | const tmpCanvas = this.cachedCanvases.getCanvas("inlineImage", width, height);
|
7322 | const tmpCtx = tmpCanvas.context;
|
7323 | putBinaryImageData(tmpCtx, imgData, this.current.transferMaps);
|
7324 | imgToPaint = tmpCanvas.canvas;
|
7325 | }
|
7326 |
|
7327 | const scaled = this._scaleImage(imgToPaint, ctx.mozCurrentTransformInverse);
|
7328 |
|
7329 | ctx.imageSmoothingEnabled = getImageSmoothingEnabled(ctx.mozCurrentTransform, imgData.interpolate);
|
7330 | ctx.drawImage(scaled.img, 0, 0, scaled.paintWidth, scaled.paintHeight, 0, -height, width, height);
|
7331 |
|
7332 | if (this.imageLayer) {
|
7333 | const position = this.getCanvasPosition(0, -height);
|
7334 | this.imageLayer.appendImage({
|
7335 | imgData,
|
7336 | left: position[0],
|
7337 | top: position[1],
|
7338 | width: width / ctx.mozCurrentTransformInverse[0],
|
7339 | height: height / ctx.mozCurrentTransformInverse[3]
|
7340 | });
|
7341 | }
|
7342 |
|
7343 | this.compose();
|
7344 | this.restore();
|
7345 | }
|
7346 |
|
7347 | paintInlineImageXObjectGroup(imgData, map) {
|
7348 | if (!this.contentVisible) {
|
7349 | return;
|
7350 | }
|
7351 |
|
7352 | const ctx = this.ctx;
|
7353 | const w = imgData.width;
|
7354 | const h = imgData.height;
|
7355 | const tmpCanvas = this.cachedCanvases.getCanvas("inlineImage", w, h);
|
7356 | const tmpCtx = tmpCanvas.context;
|
7357 | putBinaryImageData(tmpCtx, imgData, this.current.transferMaps);
|
7358 |
|
7359 | for (let i = 0, ii = map.length; i < ii; i++) {
|
7360 | const entry = map[i];
|
7361 | ctx.save();
|
7362 | ctx.transform.apply(ctx, entry.transform);
|
7363 | ctx.scale(1, -1);
|
7364 | ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
|
7365 |
|
7366 | if (this.imageLayer) {
|
7367 | const position = this.getCanvasPosition(entry.x, entry.y);
|
7368 | this.imageLayer.appendImage({
|
7369 | imgData,
|
7370 | left: position[0],
|
7371 | top: position[1],
|
7372 | width: w,
|
7373 | height: h
|
7374 | });
|
7375 | }
|
7376 |
|
7377 | ctx.restore();
|
7378 | }
|
7379 |
|
7380 | this.compose();
|
7381 | }
|
7382 |
|
7383 | paintSolidColorImageMask() {
|
7384 | if (!this.contentVisible) {
|
7385 | return;
|
7386 | }
|
7387 |
|
7388 | this.ctx.fillRect(0, 0, 1, 1);
|
7389 | this.compose();
|
7390 | }
|
7391 |
|
7392 | markPoint(tag) {}
|
7393 |
|
7394 | markPointProps(tag, properties) {}
|
7395 |
|
7396 | beginMarkedContent(tag) {
|
7397 | this.markedContentStack.push({
|
7398 | visible: true
|
7399 | });
|
7400 | }
|
7401 |
|
7402 | beginMarkedContentProps(tag, properties) {
|
7403 | if (tag === "OC") {
|
7404 | this.markedContentStack.push({
|
7405 | visible: this.optionalContentConfig.isVisible(properties)
|
7406 | });
|
7407 | } else {
|
7408 | this.markedContentStack.push({
|
7409 | visible: true
|
7410 | });
|
7411 | }
|
7412 |
|
7413 | this.contentVisible = this.isContentVisible();
|
7414 | }
|
7415 |
|
7416 | endMarkedContent() {
|
7417 | this.markedContentStack.pop();
|
7418 | this.contentVisible = this.isContentVisible();
|
7419 | }
|
7420 |
|
7421 | beginCompat() {}
|
7422 |
|
7423 | endCompat() {}
|
7424 |
|
7425 | consumePath(clipBox) {
|
7426 | if (this.pendingClip) {
|
7427 | this.current.updateClipFromPath();
|
7428 | }
|
7429 |
|
7430 | if (!this.pendingClip) {
|
7431 | this.compose(clipBox);
|
7432 | }
|
7433 |
|
7434 | const ctx = this.ctx;
|
7435 |
|
7436 | if (this.pendingClip) {
|
7437 | if (this.pendingClip === EO_CLIP) {
|
7438 | ctx.clip("evenodd");
|
7439 | } else {
|
7440 | ctx.clip();
|
7441 | }
|
7442 |
|
7443 | this.pendingClip = null;
|
7444 | }
|
7445 |
|
7446 | this.current.startNewPathAndClipBox(this.current.clipBox);
|
7447 | ctx.beginPath();
|
7448 | }
|
7449 |
|
7450 | getSinglePixelWidth() {
|
7451 | if (this._cachedGetSinglePixelWidth === null) {
|
7452 | const m = this.ctx.mozCurrentTransform;
|
7453 | const absDet = Math.abs(m[0] * m[3] - m[2] * m[1]);
|
7454 | const sqNorm1 = m[0] ** 2 + m[2] ** 2;
|
7455 | const sqNorm2 = m[1] ** 2 + m[3] ** 2;
|
7456 | const pixelHeight = Math.sqrt(Math.max(sqNorm1, sqNorm2)) / absDet;
|
7457 |
|
7458 | if (sqNorm1 !== sqNorm2 && this._combinedScaleFactor * pixelHeight > 1) {
|
7459 | this._cachedGetSinglePixelWidth = -(this._combinedScaleFactor * pixelHeight);
|
7460 | } else if (absDet > Number.EPSILON) {
|
7461 | this._cachedGetSinglePixelWidth = pixelHeight;
|
7462 | } else {
|
7463 | this._cachedGetSinglePixelWidth = 1;
|
7464 | }
|
7465 | }
|
7466 |
|
7467 | return this._cachedGetSinglePixelWidth;
|
7468 | }
|
7469 |
|
7470 | getCanvasPosition(x, y) {
|
7471 | const transform = this.ctx.mozCurrentTransform;
|
7472 | return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
|
7473 | }
|
7474 |
|
7475 | isContentVisible() {
|
7476 | for (let i = this.markedContentStack.length - 1; i >= 0; i--) {
|
7477 | if (!this.markedContentStack[i].visible) {
|
7478 | return false;
|
7479 | }
|
7480 | }
|
7481 |
|
7482 | return true;
|
7483 | }
|
7484 |
|
7485 | }
|
7486 |
|
7487 | exports.CanvasGraphics = CanvasGraphics;
|
7488 |
|
7489 | for (const op in _util.OPS) {
|
7490 | if (CanvasGraphics.prototype[op] !== undefined) {
|
7491 | CanvasGraphics.prototype[_util.OPS[op]] = CanvasGraphics.prototype[op];
|
7492 | }
|
7493 | }
|
7494 |
|
7495 | }),
|
7496 |
|
7497 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
7498 |
|
7499 |
|
7500 |
|
7501 | Object.defineProperty(exports, "__esModule", ({
|
7502 | value: true
|
7503 | }));
|
7504 | exports.TilingPattern = exports.PathType = void 0;
|
7505 | exports.getShadingPattern = getShadingPattern;
|
7506 |
|
7507 | var _util = __w_pdfjs_require__(2);
|
7508 |
|
7509 | const PathType = {
|
7510 | FILL: "Fill",
|
7511 | STROKE: "Stroke",
|
7512 | SHADING: "Shading"
|
7513 | };
|
7514 | exports.PathType = PathType;
|
7515 |
|
7516 | function applyBoundingBox(ctx, bbox) {
|
7517 | if (!bbox || typeof Path2D === "undefined") {
|
7518 | return;
|
7519 | }
|
7520 |
|
7521 | const width = bbox[2] - bbox[0];
|
7522 | const height = bbox[3] - bbox[1];
|
7523 | const region = new Path2D();
|
7524 | region.rect(bbox[0], bbox[1], width, height);
|
7525 | ctx.clip(region);
|
7526 | }
|
7527 |
|
7528 | class BaseShadingPattern {
|
7529 | constructor() {
|
7530 | if (this.constructor === BaseShadingPattern) {
|
7531 | (0, _util.unreachable)("Cannot initialize BaseShadingPattern.");
|
7532 | }
|
7533 | }
|
7534 |
|
7535 | getPattern() {
|
7536 | (0, _util.unreachable)("Abstract method `getPattern` called.");
|
7537 | }
|
7538 |
|
7539 | }
|
7540 |
|
7541 | class RadialAxialShadingPattern extends BaseShadingPattern {
|
7542 | constructor(IR) {
|
7543 | super();
|
7544 | this._type = IR[1];
|
7545 | this._bbox = IR[2];
|
7546 | this._colorStops = IR[3];
|
7547 | this._p0 = IR[4];
|
7548 | this._p1 = IR[5];
|
7549 | this._r0 = IR[6];
|
7550 | this._r1 = IR[7];
|
7551 | this.matrix = null;
|
7552 | }
|
7553 |
|
7554 | _createGradient(ctx) {
|
7555 | let grad;
|
7556 |
|
7557 | if (this._type === "axial") {
|
7558 | grad = ctx.createLinearGradient(this._p0[0], this._p0[1], this._p1[0], this._p1[1]);
|
7559 | } else if (this._type === "radial") {
|
7560 | grad = ctx.createRadialGradient(this._p0[0], this._p0[1], this._r0, this._p1[0], this._p1[1], this._r1);
|
7561 | }
|
7562 |
|
7563 | for (const colorStop of this._colorStops) {
|
7564 | grad.addColorStop(colorStop[0], colorStop[1]);
|
7565 | }
|
7566 |
|
7567 | return grad;
|
7568 | }
|
7569 |
|
7570 | getPattern(ctx, owner, inverse, pathType) {
|
7571 | let pattern;
|
7572 |
|
7573 | if (pathType === PathType.STROKE || pathType === PathType.FILL) {
|
7574 | const ownerBBox = owner.current.getClippedPathBoundingBox(pathType, ctx.mozCurrentTransform) || [0, 0, 0, 0];
|
7575 | const width = Math.ceil(ownerBBox[2] - ownerBBox[0]) || 1;
|
7576 | const height = Math.ceil(ownerBBox[3] - ownerBBox[1]) || 1;
|
7577 | const tmpCanvas = owner.cachedCanvases.getCanvas("pattern", width, height, true);
|
7578 | const tmpCtx = tmpCanvas.context;
|
7579 | tmpCtx.clearRect(0, 0, tmpCtx.canvas.width, tmpCtx.canvas.height);
|
7580 | tmpCtx.beginPath();
|
7581 | tmpCtx.rect(0, 0, tmpCtx.canvas.width, tmpCtx.canvas.height);
|
7582 | tmpCtx.translate(-ownerBBox[0], -ownerBBox[1]);
|
7583 | inverse = _util.Util.transform(inverse, [1, 0, 0, 1, ownerBBox[0], ownerBBox[1]]);
|
7584 | tmpCtx.transform.apply(tmpCtx, owner.baseTransform);
|
7585 |
|
7586 | if (this.matrix) {
|
7587 | tmpCtx.transform.apply(tmpCtx, this.matrix);
|
7588 | }
|
7589 |
|
7590 | applyBoundingBox(tmpCtx, this._bbox);
|
7591 | tmpCtx.fillStyle = this._createGradient(tmpCtx);
|
7592 | tmpCtx.fill();
|
7593 | pattern = ctx.createPattern(tmpCanvas.canvas, "no-repeat");
|
7594 | const domMatrix = new DOMMatrix(inverse);
|
7595 |
|
7596 | try {
|
7597 | pattern.setTransform(domMatrix);
|
7598 | } catch (ex) {
|
7599 | (0, _util.warn)(`RadialAxialShadingPattern.getPattern: "${ex?.message}".`);
|
7600 | }
|
7601 | } else {
|
7602 | applyBoundingBox(ctx, this._bbox);
|
7603 | pattern = this._createGradient(ctx);
|
7604 | }
|
7605 |
|
7606 | return pattern;
|
7607 | }
|
7608 |
|
7609 | }
|
7610 |
|
7611 | function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
|
7612 | const coords = context.coords,
|
7613 | colors = context.colors;
|
7614 | const bytes = data.data,
|
7615 | rowSize = data.width * 4;
|
7616 | let tmp;
|
7617 |
|
7618 | if (coords[p1 + 1] > coords[p2 + 1]) {
|
7619 | tmp = p1;
|
7620 | p1 = p2;
|
7621 | p2 = tmp;
|
7622 | tmp = c1;
|
7623 | c1 = c2;
|
7624 | c2 = tmp;
|
7625 | }
|
7626 |
|
7627 | if (coords[p2 + 1] > coords[p3 + 1]) {
|
7628 | tmp = p2;
|
7629 | p2 = p3;
|
7630 | p3 = tmp;
|
7631 | tmp = c2;
|
7632 | c2 = c3;
|
7633 | c3 = tmp;
|
7634 | }
|
7635 |
|
7636 | if (coords[p1 + 1] > coords[p2 + 1]) {
|
7637 | tmp = p1;
|
7638 | p1 = p2;
|
7639 | p2 = tmp;
|
7640 | tmp = c1;
|
7641 | c1 = c2;
|
7642 | c2 = tmp;
|
7643 | }
|
7644 |
|
7645 | const x1 = (coords[p1] + context.offsetX) * context.scaleX;
|
7646 | const y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
|
7647 | const x2 = (coords[p2] + context.offsetX) * context.scaleX;
|
7648 | const y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
|
7649 | const x3 = (coords[p3] + context.offsetX) * context.scaleX;
|
7650 | const y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
|
7651 |
|
7652 | if (y1 >= y3) {
|
7653 | return;
|
7654 | }
|
7655 |
|
7656 | const c1r = colors[c1],
|
7657 | c1g = colors[c1 + 1],
|
7658 | c1b = colors[c1 + 2];
|
7659 | const c2r = colors[c2],
|
7660 | c2g = colors[c2 + 1],
|
7661 | c2b = colors[c2 + 2];
|
7662 | const c3r = colors[c3],
|
7663 | c3g = colors[c3 + 1],
|
7664 | c3b = colors[c3 + 2];
|
7665 | const minY = Math.round(y1),
|
7666 | maxY = Math.round(y3);
|
7667 | let xa, car, cag, cab;
|
7668 | let xb, cbr, cbg, cbb;
|
7669 |
|
7670 | for (let y = minY; y <= maxY; y++) {
|
7671 | if (y < y2) {
|
7672 | let k;
|
7673 |
|
7674 | if (y < y1) {
|
7675 | k = 0;
|
7676 | } else {
|
7677 | k = (y1 - y) / (y1 - y2);
|
7678 | }
|
7679 |
|
7680 | xa = x1 - (x1 - x2) * k;
|
7681 | car = c1r - (c1r - c2r) * k;
|
7682 | cag = c1g - (c1g - c2g) * k;
|
7683 | cab = c1b - (c1b - c2b) * k;
|
7684 | } else {
|
7685 | let k;
|
7686 |
|
7687 | if (y > y3) {
|
7688 | k = 1;
|
7689 | } else if (y2 === y3) {
|
7690 | k = 0;
|
7691 | } else {
|
7692 | k = (y2 - y) / (y2 - y3);
|
7693 | }
|
7694 |
|
7695 | xa = x2 - (x2 - x3) * k;
|
7696 | car = c2r - (c2r - c3r) * k;
|
7697 | cag = c2g - (c2g - c3g) * k;
|
7698 | cab = c2b - (c2b - c3b) * k;
|
7699 | }
|
7700 |
|
7701 | let k;
|
7702 |
|
7703 | if (y < y1) {
|
7704 | k = 0;
|
7705 | } else if (y > y3) {
|
7706 | k = 1;
|
7707 | } else {
|
7708 | k = (y1 - y) / (y1 - y3);
|
7709 | }
|
7710 |
|
7711 | xb = x1 - (x1 - x3) * k;
|
7712 | cbr = c1r - (c1r - c3r) * k;
|
7713 | cbg = c1g - (c1g - c3g) * k;
|
7714 | cbb = c1b - (c1b - c3b) * k;
|
7715 | const x1_ = Math.round(Math.min(xa, xb));
|
7716 | const x2_ = Math.round(Math.max(xa, xb));
|
7717 | let j = rowSize * y + x1_ * 4;
|
7718 |
|
7719 | for (let x = x1_; x <= x2_; x++) {
|
7720 | k = (xa - x) / (xa - xb);
|
7721 |
|
7722 | if (k < 0) {
|
7723 | k = 0;
|
7724 | } else if (k > 1) {
|
7725 | k = 1;
|
7726 | }
|
7727 |
|
7728 | bytes[j++] = car - (car - cbr) * k | 0;
|
7729 | bytes[j++] = cag - (cag - cbg) * k | 0;
|
7730 | bytes[j++] = cab - (cab - cbb) * k | 0;
|
7731 | bytes[j++] = 255;
|
7732 | }
|
7733 | }
|
7734 | }
|
7735 |
|
7736 | function drawFigure(data, figure, context) {
|
7737 | const ps = figure.coords;
|
7738 | const cs = figure.colors;
|
7739 | let i, ii;
|
7740 |
|
7741 | switch (figure.type) {
|
7742 | case "lattice":
|
7743 | const verticesPerRow = figure.verticesPerRow;
|
7744 | const rows = Math.floor(ps.length / verticesPerRow) - 1;
|
7745 | const cols = verticesPerRow - 1;
|
7746 |
|
7747 | for (i = 0; i < rows; i++) {
|
7748 | let q = i * verticesPerRow;
|
7749 |
|
7750 | for (let j = 0; j < cols; j++, q++) {
|
7751 | drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
|
7752 | drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
|
7753 | }
|
7754 | }
|
7755 |
|
7756 | break;
|
7757 |
|
7758 | case "triangles":
|
7759 | for (i = 0, ii = ps.length; i < ii; i += 3) {
|
7760 | drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
|
7761 | }
|
7762 |
|
7763 | break;
|
7764 |
|
7765 | default:
|
7766 | throw new Error("illegal figure");
|
7767 | }
|
7768 | }
|
7769 |
|
7770 | class MeshShadingPattern extends BaseShadingPattern {
|
7771 | constructor(IR) {
|
7772 | super();
|
7773 | this._coords = IR[2];
|
7774 | this._colors = IR[3];
|
7775 | this._figures = IR[4];
|
7776 | this._bounds = IR[5];
|
7777 | this._bbox = IR[7];
|
7778 | this._background = IR[8];
|
7779 | this.matrix = null;
|
7780 | }
|
7781 |
|
7782 | _createMeshCanvas(combinedScale, backgroundColor, cachedCanvases) {
|
7783 | const EXPECTED_SCALE = 1.1;
|
7784 | const MAX_PATTERN_SIZE = 3000;
|
7785 | const BORDER_SIZE = 2;
|
7786 | const offsetX = Math.floor(this._bounds[0]);
|
7787 | const offsetY = Math.floor(this._bounds[1]);
|
7788 | const boundsWidth = Math.ceil(this._bounds[2]) - offsetX;
|
7789 | const boundsHeight = Math.ceil(this._bounds[3]) - offsetY;
|
7790 | const width = Math.min(Math.ceil(Math.abs(boundsWidth * combinedScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
|
7791 | const height = Math.min(Math.ceil(Math.abs(boundsHeight * combinedScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
|
7792 | const scaleX = boundsWidth / width;
|
7793 | const scaleY = boundsHeight / height;
|
7794 | const context = {
|
7795 | coords: this._coords,
|
7796 | colors: this._colors,
|
7797 | offsetX: -offsetX,
|
7798 | offsetY: -offsetY,
|
7799 | scaleX: 1 / scaleX,
|
7800 | scaleY: 1 / scaleY
|
7801 | };
|
7802 | const paddedWidth = width + BORDER_SIZE * 2;
|
7803 | const paddedHeight = height + BORDER_SIZE * 2;
|
7804 | const tmpCanvas = cachedCanvases.getCanvas("mesh", paddedWidth, paddedHeight, false);
|
7805 | const tmpCtx = tmpCanvas.context;
|
7806 | const data = tmpCtx.createImageData(width, height);
|
7807 |
|
7808 | if (backgroundColor) {
|
7809 | const bytes = data.data;
|
7810 |
|
7811 | for (let i = 0, ii = bytes.length; i < ii; i += 4) {
|
7812 | bytes[i] = backgroundColor[0];
|
7813 | bytes[i + 1] = backgroundColor[1];
|
7814 | bytes[i + 2] = backgroundColor[2];
|
7815 | bytes[i + 3] = 255;
|
7816 | }
|
7817 | }
|
7818 |
|
7819 | for (const figure of this._figures) {
|
7820 | drawFigure(data, figure, context);
|
7821 | }
|
7822 |
|
7823 | tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
|
7824 | const canvas = tmpCanvas.canvas;
|
7825 | return {
|
7826 | canvas,
|
7827 | offsetX: offsetX - BORDER_SIZE * scaleX,
|
7828 | offsetY: offsetY - BORDER_SIZE * scaleY,
|
7829 | scaleX,
|
7830 | scaleY
|
7831 | };
|
7832 | }
|
7833 |
|
7834 | getPattern(ctx, owner, inverse, pathType) {
|
7835 | applyBoundingBox(ctx, this._bbox);
|
7836 | let scale;
|
7837 |
|
7838 | if (pathType === PathType.SHADING) {
|
7839 | scale = _util.Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
|
7840 | } else {
|
7841 | scale = _util.Util.singularValueDecompose2dScale(owner.baseTransform);
|
7842 |
|
7843 | if (this.matrix) {
|
7844 | const matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix);
|
7845 |
|
7846 | scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
|
7847 | }
|
7848 | }
|
7849 |
|
7850 | const temporaryPatternCanvas = this._createMeshCanvas(scale, pathType === PathType.SHADING ? null : this._background, owner.cachedCanvases);
|
7851 |
|
7852 | if (pathType !== PathType.SHADING) {
|
7853 | ctx.setTransform.apply(ctx, owner.baseTransform);
|
7854 |
|
7855 | if (this.matrix) {
|
7856 | ctx.transform.apply(ctx, this.matrix);
|
7857 | }
|
7858 | }
|
7859 |
|
7860 | ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
|
7861 | ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
|
7862 | return ctx.createPattern(temporaryPatternCanvas.canvas, "no-repeat");
|
7863 | }
|
7864 |
|
7865 | }
|
7866 |
|
7867 | class DummyShadingPattern extends BaseShadingPattern {
|
7868 | getPattern() {
|
7869 | return "hotpink";
|
7870 | }
|
7871 |
|
7872 | }
|
7873 |
|
7874 | function getShadingPattern(IR) {
|
7875 | switch (IR[0]) {
|
7876 | case "RadialAxial":
|
7877 | return new RadialAxialShadingPattern(IR);
|
7878 |
|
7879 | case "Mesh":
|
7880 | return new MeshShadingPattern(IR);
|
7881 |
|
7882 | case "Dummy":
|
7883 | return new DummyShadingPattern();
|
7884 | }
|
7885 |
|
7886 | throw new Error(`Unknown IR type: ${IR[0]}`);
|
7887 | }
|
7888 |
|
7889 | const PaintType = {
|
7890 | COLORED: 1,
|
7891 | UNCOLORED: 2
|
7892 | };
|
7893 |
|
7894 | class TilingPattern {
|
7895 | static get MAX_PATTERN_SIZE() {
|
7896 | return (0, _util.shadow)(this, "MAX_PATTERN_SIZE", 3000);
|
7897 | }
|
7898 |
|
7899 | constructor(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
|
7900 | this.operatorList = IR[2];
|
7901 | this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
|
7902 | this.bbox = IR[4];
|
7903 | this.xstep = IR[5];
|
7904 | this.ystep = IR[6];
|
7905 | this.paintType = IR[7];
|
7906 | this.tilingType = IR[8];
|
7907 | this.color = color;
|
7908 | this.ctx = ctx;
|
7909 | this.canvasGraphicsFactory = canvasGraphicsFactory;
|
7910 | this.baseTransform = baseTransform;
|
7911 | }
|
7912 |
|
7913 | createPatternCanvas(owner) {
|
7914 | const operatorList = this.operatorList;
|
7915 | const bbox = this.bbox;
|
7916 | const xstep = this.xstep;
|
7917 | const ystep = this.ystep;
|
7918 | const paintType = this.paintType;
|
7919 | const tilingType = this.tilingType;
|
7920 | const color = this.color;
|
7921 | const canvasGraphicsFactory = this.canvasGraphicsFactory;
|
7922 | (0, _util.info)("TilingType: " + tilingType);
|
7923 | const x0 = bbox[0],
|
7924 | y0 = bbox[1],
|
7925 | x1 = bbox[2],
|
7926 | y1 = bbox[3];
|
7927 |
|
7928 | const matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix);
|
7929 |
|
7930 | const curMatrixScale = _util.Util.singularValueDecompose2dScale(this.baseTransform);
|
7931 |
|
7932 | const combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
|
7933 | const dimx = this.getSizeAndScale(xstep, this.ctx.canvas.width, combinedScale[0]);
|
7934 | const dimy = this.getSizeAndScale(ystep, this.ctx.canvas.height, combinedScale[1]);
|
7935 | const tmpCanvas = owner.cachedCanvases.getCanvas("pattern", dimx.size, dimy.size, true);
|
7936 | const tmpCtx = tmpCanvas.context;
|
7937 | const graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
|
7938 | graphics.groupLevel = owner.groupLevel;
|
7939 | this.setFillAndStrokeStyleToContext(graphics, paintType, color);
|
7940 | let adjustedX0 = x0;
|
7941 | let adjustedY0 = y0;
|
7942 | let adjustedX1 = x1;
|
7943 | let adjustedY1 = y1;
|
7944 |
|
7945 | if (x0 < 0) {
|
7946 | adjustedX0 = 0;
|
7947 | adjustedX1 += Math.abs(x0);
|
7948 | }
|
7949 |
|
7950 | if (y0 < 0) {
|
7951 | adjustedY0 = 0;
|
7952 | adjustedY1 += Math.abs(y0);
|
7953 | }
|
7954 |
|
7955 | tmpCtx.translate(-(dimx.scale * adjustedX0), -(dimy.scale * adjustedY0));
|
7956 | graphics.transform(dimx.scale, 0, 0, dimy.scale, 0, 0);
|
7957 | this.clipBbox(graphics, adjustedX0, adjustedY0, adjustedX1, adjustedY1);
|
7958 | graphics.baseTransform = graphics.ctx.mozCurrentTransform.slice();
|
7959 | graphics.executeOperatorList(operatorList);
|
7960 | graphics.endDrawing();
|
7961 | return {
|
7962 | canvas: tmpCanvas.canvas,
|
7963 | scaleX: dimx.scale,
|
7964 | scaleY: dimy.scale,
|
7965 | offsetX: adjustedX0,
|
7966 | offsetY: adjustedY0
|
7967 | };
|
7968 | }
|
7969 |
|
7970 | getSizeAndScale(step, realOutputSize, scale) {
|
7971 | step = Math.abs(step);
|
7972 | const maxSize = Math.max(TilingPattern.MAX_PATTERN_SIZE, realOutputSize);
|
7973 | let size = Math.ceil(step * scale);
|
7974 |
|
7975 | if (size >= maxSize) {
|
7976 | size = maxSize;
|
7977 | } else {
|
7978 | scale = size / step;
|
7979 | }
|
7980 |
|
7981 | return {
|
7982 | scale,
|
7983 | size
|
7984 | };
|
7985 | }
|
7986 |
|
7987 | clipBbox(graphics, x0, y0, x1, y1) {
|
7988 | const bboxWidth = x1 - x0;
|
7989 | const bboxHeight = y1 - y0;
|
7990 | graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
|
7991 | graphics.clip();
|
7992 | graphics.endPath();
|
7993 | }
|
7994 |
|
7995 | setFillAndStrokeStyleToContext(graphics, paintType, color) {
|
7996 | const context = graphics.ctx,
|
7997 | current = graphics.current;
|
7998 |
|
7999 | switch (paintType) {
|
8000 | case PaintType.COLORED:
|
8001 | const ctx = this.ctx;
|
8002 | context.fillStyle = ctx.fillStyle;
|
8003 | context.strokeStyle = ctx.strokeStyle;
|
8004 | current.fillColor = ctx.fillStyle;
|
8005 | current.strokeColor = ctx.strokeStyle;
|
8006 | break;
|
8007 |
|
8008 | case PaintType.UNCOLORED:
|
8009 | const cssColor = _util.Util.makeHexColor(color[0], color[1], color[2]);
|
8010 |
|
8011 | context.fillStyle = cssColor;
|
8012 | context.strokeStyle = cssColor;
|
8013 | current.fillColor = cssColor;
|
8014 | current.strokeColor = cssColor;
|
8015 | break;
|
8016 |
|
8017 | default:
|
8018 | throw new _util.FormatError(`Unsupported paint type: ${paintType}`);
|
8019 | }
|
8020 | }
|
8021 |
|
8022 | getPattern(ctx, owner, inverse, pathType) {
|
8023 | let matrix = inverse;
|
8024 |
|
8025 | if (pathType !== PathType.SHADING) {
|
8026 | matrix = _util.Util.transform(matrix, owner.baseTransform);
|
8027 |
|
8028 | if (this.matrix) {
|
8029 | matrix = _util.Util.transform(matrix, this.matrix);
|
8030 | }
|
8031 | }
|
8032 |
|
8033 | const temporaryPatternCanvas = this.createPatternCanvas(owner);
|
8034 | let domMatrix = new DOMMatrix(matrix);
|
8035 | domMatrix = domMatrix.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
|
8036 | domMatrix = domMatrix.scale(1 / temporaryPatternCanvas.scaleX, 1 / temporaryPatternCanvas.scaleY);
|
8037 | const pattern = ctx.createPattern(temporaryPatternCanvas.canvas, "repeat");
|
8038 |
|
8039 | try {
|
8040 | pattern.setTransform(domMatrix);
|
8041 | } catch (ex) {
|
8042 | (0, _util.warn)(`TilingPattern.getPattern: "${ex?.message}".`);
|
8043 | }
|
8044 |
|
8045 | return pattern;
|
8046 | }
|
8047 |
|
8048 | }
|
8049 |
|
8050 | exports.TilingPattern = TilingPattern;
|
8051 |
|
8052 | }),
|
8053 |
|
8054 | ((__unused_webpack_module, exports) => {
|
8055 |
|
8056 |
|
8057 |
|
8058 | Object.defineProperty(exports, "__esModule", ({
|
8059 | value: true
|
8060 | }));
|
8061 | exports.GlobalWorkerOptions = void 0;
|
8062 | const GlobalWorkerOptions = Object.create(null);
|
8063 | exports.GlobalWorkerOptions = GlobalWorkerOptions;
|
8064 | GlobalWorkerOptions.workerPort = GlobalWorkerOptions.workerPort === undefined ? null : GlobalWorkerOptions.workerPort;
|
8065 | GlobalWorkerOptions.workerSrc = GlobalWorkerOptions.workerSrc === undefined ? "" : GlobalWorkerOptions.workerSrc;
|
8066 |
|
8067 | }),
|
8068 |
|
8069 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
8070 |
|
8071 |
|
8072 |
|
8073 | Object.defineProperty(exports, "__esModule", ({
|
8074 | value: true
|
8075 | }));
|
8076 | exports.MessageHandler = void 0;
|
8077 |
|
8078 | var _util = __w_pdfjs_require__(2);
|
8079 |
|
8080 | const CallbackKind = {
|
8081 | UNKNOWN: 0,
|
8082 | DATA: 1,
|
8083 | ERROR: 2
|
8084 | };
|
8085 | const StreamKind = {
|
8086 | UNKNOWN: 0,
|
8087 | CANCEL: 1,
|
8088 | CANCEL_COMPLETE: 2,
|
8089 | CLOSE: 3,
|
8090 | ENQUEUE: 4,
|
8091 | ERROR: 5,
|
8092 | PULL: 6,
|
8093 | PULL_COMPLETE: 7,
|
8094 | START_COMPLETE: 8
|
8095 | };
|
8096 |
|
8097 | function wrapReason(reason) {
|
8098 | if (!(reason instanceof Error || typeof reason === "object" && reason !== null)) {
|
8099 | (0, _util.warn)('wrapReason: Expected "reason" to be a (possibly cloned) Error.');
|
8100 | return reason;
|
8101 | }
|
8102 |
|
8103 | switch (reason.name) {
|
8104 | case "AbortException":
|
8105 | return new _util.AbortException(reason.message);
|
8106 |
|
8107 | case "MissingPDFException":
|
8108 | return new _util.MissingPDFException(reason.message);
|
8109 |
|
8110 | case "PasswordException":
|
8111 | return new _util.PasswordException(reason.message, reason.code);
|
8112 |
|
8113 | case "UnexpectedResponseException":
|
8114 | return new _util.UnexpectedResponseException(reason.message, reason.status);
|
8115 |
|
8116 | case "UnknownErrorException":
|
8117 | return new _util.UnknownErrorException(reason.message, reason.details);
|
8118 |
|
8119 | default:
|
8120 | return new _util.UnknownErrorException(reason.message, reason.toString());
|
8121 | }
|
8122 | }
|
8123 |
|
8124 | class MessageHandler {
|
8125 | constructor(sourceName, targetName, comObj) {
|
8126 | this.sourceName = sourceName;
|
8127 | this.targetName = targetName;
|
8128 | this.comObj = comObj;
|
8129 | this.callbackId = 1;
|
8130 | this.streamId = 1;
|
8131 | this.streamSinks = Object.create(null);
|
8132 | this.streamControllers = Object.create(null);
|
8133 | this.callbackCapabilities = Object.create(null);
|
8134 | this.actionHandler = Object.create(null);
|
8135 |
|
8136 | this._onComObjOnMessage = event => {
|
8137 | const data = event.data;
|
8138 |
|
8139 | if (data.targetName !== this.sourceName) {
|
8140 | return;
|
8141 | }
|
8142 |
|
8143 | if (data.stream) {
|
8144 | this._processStreamMessage(data);
|
8145 |
|
8146 | return;
|
8147 | }
|
8148 |
|
8149 | if (data.callback) {
|
8150 | const callbackId = data.callbackId;
|
8151 | const capability = this.callbackCapabilities[callbackId];
|
8152 |
|
8153 | if (!capability) {
|
8154 | throw new Error(`Cannot resolve callback ${callbackId}`);
|
8155 | }
|
8156 |
|
8157 | delete this.callbackCapabilities[callbackId];
|
8158 |
|
8159 | if (data.callback === CallbackKind.DATA) {
|
8160 | capability.resolve(data.data);
|
8161 | } else if (data.callback === CallbackKind.ERROR) {
|
8162 | capability.reject(wrapReason(data.reason));
|
8163 | } else {
|
8164 | throw new Error("Unexpected callback case");
|
8165 | }
|
8166 |
|
8167 | return;
|
8168 | }
|
8169 |
|
8170 | const action = this.actionHandler[data.action];
|
8171 |
|
8172 | if (!action) {
|
8173 | throw new Error(`Unknown action from worker: ${data.action}`);
|
8174 | }
|
8175 |
|
8176 | if (data.callbackId) {
|
8177 | const cbSourceName = this.sourceName;
|
8178 | const cbTargetName = data.sourceName;
|
8179 | new Promise(function (resolve) {
|
8180 | resolve(action(data.data));
|
8181 | }).then(function (result) {
|
8182 | comObj.postMessage({
|
8183 | sourceName: cbSourceName,
|
8184 | targetName: cbTargetName,
|
8185 | callback: CallbackKind.DATA,
|
8186 | callbackId: data.callbackId,
|
8187 | data: result
|
8188 | });
|
8189 | }, function (reason) {
|
8190 | comObj.postMessage({
|
8191 | sourceName: cbSourceName,
|
8192 | targetName: cbTargetName,
|
8193 | callback: CallbackKind.ERROR,
|
8194 | callbackId: data.callbackId,
|
8195 | reason: wrapReason(reason)
|
8196 | });
|
8197 | });
|
8198 | return;
|
8199 | }
|
8200 |
|
8201 | if (data.streamId) {
|
8202 | this._createStreamSink(data);
|
8203 |
|
8204 | return;
|
8205 | }
|
8206 |
|
8207 | action(data.data);
|
8208 | };
|
8209 |
|
8210 | comObj.addEventListener("message", this._onComObjOnMessage);
|
8211 | }
|
8212 |
|
8213 | on(actionName, handler) {
|
8214 | const ah = this.actionHandler;
|
8215 |
|
8216 | if (ah[actionName]) {
|
8217 | throw new Error(`There is already an actionName called "${actionName}"`);
|
8218 | }
|
8219 |
|
8220 | ah[actionName] = handler;
|
8221 | }
|
8222 |
|
8223 | send(actionName, data, transfers) {
|
8224 | this.comObj.postMessage({
|
8225 | sourceName: this.sourceName,
|
8226 | targetName: this.targetName,
|
8227 | action: actionName,
|
8228 | data
|
8229 | }, transfers);
|
8230 | }
|
8231 |
|
8232 | sendWithPromise(actionName, data, transfers) {
|
8233 | const callbackId = this.callbackId++;
|
8234 | const capability = (0, _util.createPromiseCapability)();
|
8235 | this.callbackCapabilities[callbackId] = capability;
|
8236 |
|
8237 | try {
|
8238 | this.comObj.postMessage({
|
8239 | sourceName: this.sourceName,
|
8240 | targetName: this.targetName,
|
8241 | action: actionName,
|
8242 | callbackId,
|
8243 | data
|
8244 | }, transfers);
|
8245 | } catch (ex) {
|
8246 | capability.reject(ex);
|
8247 | }
|
8248 |
|
8249 | return capability.promise;
|
8250 | }
|
8251 |
|
8252 | sendWithStream(actionName, data, queueingStrategy, transfers) {
|
8253 | const streamId = this.streamId++,
|
8254 | sourceName = this.sourceName,
|
8255 | targetName = this.targetName,
|
8256 | comObj = this.comObj;
|
8257 | return new ReadableStream({
|
8258 | start: controller => {
|
8259 | const startCapability = (0, _util.createPromiseCapability)();
|
8260 | this.streamControllers[streamId] = {
|
8261 | controller,
|
8262 | startCall: startCapability,
|
8263 | pullCall: null,
|
8264 | cancelCall: null,
|
8265 | isClosed: false
|
8266 | };
|
8267 | comObj.postMessage({
|
8268 | sourceName,
|
8269 | targetName,
|
8270 | action: actionName,
|
8271 | streamId,
|
8272 | data,
|
8273 | desiredSize: controller.desiredSize
|
8274 | }, transfers);
|
8275 | return startCapability.promise;
|
8276 | },
|
8277 | pull: controller => {
|
8278 | const pullCapability = (0, _util.createPromiseCapability)();
|
8279 | this.streamControllers[streamId].pullCall = pullCapability;
|
8280 | comObj.postMessage({
|
8281 | sourceName,
|
8282 | targetName,
|
8283 | stream: StreamKind.PULL,
|
8284 | streamId,
|
8285 | desiredSize: controller.desiredSize
|
8286 | });
|
8287 | return pullCapability.promise;
|
8288 | },
|
8289 | cancel: reason => {
|
8290 | (0, _util.assert)(reason instanceof Error, "cancel must have a valid reason");
|
8291 | const cancelCapability = (0, _util.createPromiseCapability)();
|
8292 | this.streamControllers[streamId].cancelCall = cancelCapability;
|
8293 | this.streamControllers[streamId].isClosed = true;
|
8294 | comObj.postMessage({
|
8295 | sourceName,
|
8296 | targetName,
|
8297 | stream: StreamKind.CANCEL,
|
8298 | streamId,
|
8299 | reason: wrapReason(reason)
|
8300 | });
|
8301 | return cancelCapability.promise;
|
8302 | }
|
8303 | }, queueingStrategy);
|
8304 | }
|
8305 |
|
8306 | _createStreamSink(data) {
|
8307 | const streamId = data.streamId,
|
8308 | sourceName = this.sourceName,
|
8309 | targetName = data.sourceName,
|
8310 | comObj = this.comObj;
|
8311 | const self = this,
|
8312 | action = this.actionHandler[data.action];
|
8313 | const streamSink = {
|
8314 | enqueue(chunk, size = 1, transfers) {
|
8315 | if (this.isCancelled) {
|
8316 | return;
|
8317 | }
|
8318 |
|
8319 | const lastDesiredSize = this.desiredSize;
|
8320 | this.desiredSize -= size;
|
8321 |
|
8322 | if (lastDesiredSize > 0 && this.desiredSize <= 0) {
|
8323 | this.sinkCapability = (0, _util.createPromiseCapability)();
|
8324 | this.ready = this.sinkCapability.promise;
|
8325 | }
|
8326 |
|
8327 | comObj.postMessage({
|
8328 | sourceName,
|
8329 | targetName,
|
8330 | stream: StreamKind.ENQUEUE,
|
8331 | streamId,
|
8332 | chunk
|
8333 | }, transfers);
|
8334 | },
|
8335 |
|
8336 | close() {
|
8337 | if (this.isCancelled) {
|
8338 | return;
|
8339 | }
|
8340 |
|
8341 | this.isCancelled = true;
|
8342 | comObj.postMessage({
|
8343 | sourceName,
|
8344 | targetName,
|
8345 | stream: StreamKind.CLOSE,
|
8346 | streamId
|
8347 | });
|
8348 | delete self.streamSinks[streamId];
|
8349 | },
|
8350 |
|
8351 | error(reason) {
|
8352 | (0, _util.assert)(reason instanceof Error, "error must have a valid reason");
|
8353 |
|
8354 | if (this.isCancelled) {
|
8355 | return;
|
8356 | }
|
8357 |
|
8358 | this.isCancelled = true;
|
8359 | comObj.postMessage({
|
8360 | sourceName,
|
8361 | targetName,
|
8362 | stream: StreamKind.ERROR,
|
8363 | streamId,
|
8364 | reason: wrapReason(reason)
|
8365 | });
|
8366 | },
|
8367 |
|
8368 | sinkCapability: (0, _util.createPromiseCapability)(),
|
8369 | onPull: null,
|
8370 | onCancel: null,
|
8371 | isCancelled: false,
|
8372 | desiredSize: data.desiredSize,
|
8373 | ready: null
|
8374 | };
|
8375 | streamSink.sinkCapability.resolve();
|
8376 | streamSink.ready = streamSink.sinkCapability.promise;
|
8377 | this.streamSinks[streamId] = streamSink;
|
8378 | new Promise(function (resolve) {
|
8379 | resolve(action(data.data, streamSink));
|
8380 | }).then(function () {
|
8381 | comObj.postMessage({
|
8382 | sourceName,
|
8383 | targetName,
|
8384 | stream: StreamKind.START_COMPLETE,
|
8385 | streamId,
|
8386 | success: true
|
8387 | });
|
8388 | }, function (reason) {
|
8389 | comObj.postMessage({
|
8390 | sourceName,
|
8391 | targetName,
|
8392 | stream: StreamKind.START_COMPLETE,
|
8393 | streamId,
|
8394 | reason: wrapReason(reason)
|
8395 | });
|
8396 | });
|
8397 | }
|
8398 |
|
8399 | _processStreamMessage(data) {
|
8400 | const streamId = data.streamId,
|
8401 | sourceName = this.sourceName,
|
8402 | targetName = data.sourceName,
|
8403 | comObj = this.comObj;
|
8404 | const streamController = this.streamControllers[streamId],
|
8405 | streamSink = this.streamSinks[streamId];
|
8406 |
|
8407 | switch (data.stream) {
|
8408 | case StreamKind.START_COMPLETE:
|
8409 | if (data.success) {
|
8410 | streamController.startCall.resolve();
|
8411 | } else {
|
8412 | streamController.startCall.reject(wrapReason(data.reason));
|
8413 | }
|
8414 |
|
8415 | break;
|
8416 |
|
8417 | case StreamKind.PULL_COMPLETE:
|
8418 | if (data.success) {
|
8419 | streamController.pullCall.resolve();
|
8420 | } else {
|
8421 | streamController.pullCall.reject(wrapReason(data.reason));
|
8422 | }
|
8423 |
|
8424 | break;
|
8425 |
|
8426 | case StreamKind.PULL:
|
8427 | if (!streamSink) {
|
8428 | comObj.postMessage({
|
8429 | sourceName,
|
8430 | targetName,
|
8431 | stream: StreamKind.PULL_COMPLETE,
|
8432 | streamId,
|
8433 | success: true
|
8434 | });
|
8435 | break;
|
8436 | }
|
8437 |
|
8438 | if (streamSink.desiredSize <= 0 && data.desiredSize > 0) {
|
8439 | streamSink.sinkCapability.resolve();
|
8440 | }
|
8441 |
|
8442 | streamSink.desiredSize = data.desiredSize;
|
8443 | new Promise(function (resolve) {
|
8444 | resolve(streamSink.onPull && streamSink.onPull());
|
8445 | }).then(function () {
|
8446 | comObj.postMessage({
|
8447 | sourceName,
|
8448 | targetName,
|
8449 | stream: StreamKind.PULL_COMPLETE,
|
8450 | streamId,
|
8451 | success: true
|
8452 | });
|
8453 | }, function (reason) {
|
8454 | comObj.postMessage({
|
8455 | sourceName,
|
8456 | targetName,
|
8457 | stream: StreamKind.PULL_COMPLETE,
|
8458 | streamId,
|
8459 | reason: wrapReason(reason)
|
8460 | });
|
8461 | });
|
8462 | break;
|
8463 |
|
8464 | case StreamKind.ENQUEUE:
|
8465 | (0, _util.assert)(streamController, "enqueue should have stream controller");
|
8466 |
|
8467 | if (streamController.isClosed) {
|
8468 | break;
|
8469 | }
|
8470 |
|
8471 | streamController.controller.enqueue(data.chunk);
|
8472 | break;
|
8473 |
|
8474 | case StreamKind.CLOSE:
|
8475 | (0, _util.assert)(streamController, "close should have stream controller");
|
8476 |
|
8477 | if (streamController.isClosed) {
|
8478 | break;
|
8479 | }
|
8480 |
|
8481 | streamController.isClosed = true;
|
8482 | streamController.controller.close();
|
8483 |
|
8484 | this._deleteStreamController(streamController, streamId);
|
8485 |
|
8486 | break;
|
8487 |
|
8488 | case StreamKind.ERROR:
|
8489 | (0, _util.assert)(streamController, "error should have stream controller");
|
8490 | streamController.controller.error(wrapReason(data.reason));
|
8491 |
|
8492 | this._deleteStreamController(streamController, streamId);
|
8493 |
|
8494 | break;
|
8495 |
|
8496 | case StreamKind.CANCEL_COMPLETE:
|
8497 | if (data.success) {
|
8498 | streamController.cancelCall.resolve();
|
8499 | } else {
|
8500 | streamController.cancelCall.reject(wrapReason(data.reason));
|
8501 | }
|
8502 |
|
8503 | this._deleteStreamController(streamController, streamId);
|
8504 |
|
8505 | break;
|
8506 |
|
8507 | case StreamKind.CANCEL:
|
8508 | if (!streamSink) {
|
8509 | break;
|
8510 | }
|
8511 |
|
8512 | new Promise(function (resolve) {
|
8513 | resolve(streamSink.onCancel && streamSink.onCancel(wrapReason(data.reason)));
|
8514 | }).then(function () {
|
8515 | comObj.postMessage({
|
8516 | sourceName,
|
8517 | targetName,
|
8518 | stream: StreamKind.CANCEL_COMPLETE,
|
8519 | streamId,
|
8520 | success: true
|
8521 | });
|
8522 | }, function (reason) {
|
8523 | comObj.postMessage({
|
8524 | sourceName,
|
8525 | targetName,
|
8526 | stream: StreamKind.CANCEL_COMPLETE,
|
8527 | streamId,
|
8528 | reason: wrapReason(reason)
|
8529 | });
|
8530 | });
|
8531 | streamSink.sinkCapability.reject(wrapReason(data.reason));
|
8532 | streamSink.isCancelled = true;
|
8533 | delete this.streamSinks[streamId];
|
8534 | break;
|
8535 |
|
8536 | default:
|
8537 | throw new Error("Unexpected stream case");
|
8538 | }
|
8539 | }
|
8540 |
|
8541 | async _deleteStreamController(streamController, streamId) {
|
8542 | await Promise.allSettled([streamController.startCall && streamController.startCall.promise, streamController.pullCall && streamController.pullCall.promise, streamController.cancelCall && streamController.cancelCall.promise]);
|
8543 | delete this.streamControllers[streamId];
|
8544 | }
|
8545 |
|
8546 | destroy() {
|
8547 | this.comObj.removeEventListener("message", this._onComObjOnMessage);
|
8548 | }
|
8549 |
|
8550 | }
|
8551 |
|
8552 | exports.MessageHandler = MessageHandler;
|
8553 |
|
8554 | }),
|
8555 |
|
8556 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
8557 |
|
8558 |
|
8559 |
|
8560 | Object.defineProperty(exports, "__esModule", ({
|
8561 | value: true
|
8562 | }));
|
8563 | exports.Metadata = void 0;
|
8564 |
|
8565 | var _util = __w_pdfjs_require__(2);
|
8566 |
|
8567 | class Metadata {
|
8568 | #metadataMap;
|
8569 | #data;
|
8570 |
|
8571 | constructor({
|
8572 | parsedData,
|
8573 | rawData
|
8574 | }) {
|
8575 | this.#metadataMap = parsedData;
|
8576 | this.#data = rawData;
|
8577 | }
|
8578 |
|
8579 | getRaw() {
|
8580 | return this.#data;
|
8581 | }
|
8582 |
|
8583 | get(name) {
|
8584 | return this.#metadataMap.get(name) ?? null;
|
8585 | }
|
8586 |
|
8587 | getAll() {
|
8588 | return (0, _util.objectFromMap)(this.#metadataMap);
|
8589 | }
|
8590 |
|
8591 | has(name) {
|
8592 | return this.#metadataMap.has(name);
|
8593 | }
|
8594 |
|
8595 | }
|
8596 |
|
8597 | exports.Metadata = Metadata;
|
8598 |
|
8599 | }),
|
8600 |
|
8601 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
8602 |
|
8603 |
|
8604 |
|
8605 | Object.defineProperty(exports, "__esModule", ({
|
8606 | value: true
|
8607 | }));
|
8608 | exports.OptionalContentConfig = void 0;
|
8609 |
|
8610 | var _util = __w_pdfjs_require__(2);
|
8611 |
|
8612 | class OptionalContentGroup {
|
8613 | constructor(name, intent) {
|
8614 | this.visible = true;
|
8615 | this.name = name;
|
8616 | this.intent = intent;
|
8617 | }
|
8618 |
|
8619 | }
|
8620 |
|
8621 | class OptionalContentConfig {
|
8622 | constructor(data) {
|
8623 | this.name = null;
|
8624 | this.creator = null;
|
8625 | this._order = null;
|
8626 | this._groups = new Map();
|
8627 |
|
8628 | if (data === null) {
|
8629 | return;
|
8630 | }
|
8631 |
|
8632 | this.name = data.name;
|
8633 | this.creator = data.creator;
|
8634 | this._order = data.order;
|
8635 |
|
8636 | for (const group of data.groups) {
|
8637 | this._groups.set(group.id, new OptionalContentGroup(group.name, group.intent));
|
8638 | }
|
8639 |
|
8640 | if (data.baseState === "OFF") {
|
8641 | for (const group of this._groups) {
|
8642 | group.visible = false;
|
8643 | }
|
8644 | }
|
8645 |
|
8646 | for (const on of data.on) {
|
8647 | this._groups.get(on).visible = true;
|
8648 | }
|
8649 |
|
8650 | for (const off of data.off) {
|
8651 | this._groups.get(off).visible = false;
|
8652 | }
|
8653 | }
|
8654 |
|
8655 | _evaluateVisibilityExpression(array) {
|
8656 | const length = array.length;
|
8657 |
|
8658 | if (length < 2) {
|
8659 | return true;
|
8660 | }
|
8661 |
|
8662 | const operator = array[0];
|
8663 |
|
8664 | for (let i = 1; i < length; i++) {
|
8665 | const element = array[i];
|
8666 | let state;
|
8667 |
|
8668 | if (Array.isArray(element)) {
|
8669 | state = this._evaluateVisibilityExpression(element);
|
8670 | } else if (this._groups.has(element)) {
|
8671 | state = this._groups.get(element).visible;
|
8672 | } else {
|
8673 | (0, _util.warn)(`Optional content group not found: ${element}`);
|
8674 | return true;
|
8675 | }
|
8676 |
|
8677 | switch (operator) {
|
8678 | case "And":
|
8679 | if (!state) {
|
8680 | return false;
|
8681 | }
|
8682 |
|
8683 | break;
|
8684 |
|
8685 | case "Or":
|
8686 | if (state) {
|
8687 | return true;
|
8688 | }
|
8689 |
|
8690 | break;
|
8691 |
|
8692 | case "Not":
|
8693 | return !state;
|
8694 |
|
8695 | default:
|
8696 | return true;
|
8697 | }
|
8698 | }
|
8699 |
|
8700 | return operator === "And";
|
8701 | }
|
8702 |
|
8703 | isVisible(group) {
|
8704 | if (this._groups.size === 0) {
|
8705 | return true;
|
8706 | }
|
8707 |
|
8708 | if (!group) {
|
8709 | (0, _util.warn)("Optional content group not defined.");
|
8710 | return true;
|
8711 | }
|
8712 |
|
8713 | if (group.type === "OCG") {
|
8714 | if (!this._groups.has(group.id)) {
|
8715 | (0, _util.warn)(`Optional content group not found: ${group.id}`);
|
8716 | return true;
|
8717 | }
|
8718 |
|
8719 | return this._groups.get(group.id).visible;
|
8720 | } else if (group.type === "OCMD") {
|
8721 | if (group.expression) {
|
8722 | return this._evaluateVisibilityExpression(group.expression);
|
8723 | }
|
8724 |
|
8725 | if (!group.policy || group.policy === "AnyOn") {
|
8726 | for (const id of group.ids) {
|
8727 | if (!this._groups.has(id)) {
|
8728 | (0, _util.warn)(`Optional content group not found: ${id}`);
|
8729 | return true;
|
8730 | }
|
8731 |
|
8732 | if (this._groups.get(id).visible) {
|
8733 | return true;
|
8734 | }
|
8735 | }
|
8736 |
|
8737 | return false;
|
8738 | } else if (group.policy === "AllOn") {
|
8739 | for (const id of group.ids) {
|
8740 | if (!this._groups.has(id)) {
|
8741 | (0, _util.warn)(`Optional content group not found: ${id}`);
|
8742 | return true;
|
8743 | }
|
8744 |
|
8745 | if (!this._groups.get(id).visible) {
|
8746 | return false;
|
8747 | }
|
8748 | }
|
8749 |
|
8750 | return true;
|
8751 | } else if (group.policy === "AnyOff") {
|
8752 | for (const id of group.ids) {
|
8753 | if (!this._groups.has(id)) {
|
8754 | (0, _util.warn)(`Optional content group not found: ${id}`);
|
8755 | return true;
|
8756 | }
|
8757 |
|
8758 | if (!this._groups.get(id).visible) {
|
8759 | return true;
|
8760 | }
|
8761 | }
|
8762 |
|
8763 | return false;
|
8764 | } else if (group.policy === "AllOff") {
|
8765 | for (const id of group.ids) {
|
8766 | if (!this._groups.has(id)) {
|
8767 | (0, _util.warn)(`Optional content group not found: ${id}`);
|
8768 | return true;
|
8769 | }
|
8770 |
|
8771 | if (this._groups.get(id).visible) {
|
8772 | return false;
|
8773 | }
|
8774 | }
|
8775 |
|
8776 | return true;
|
8777 | }
|
8778 |
|
8779 | (0, _util.warn)(`Unknown optional content policy ${group.policy}.`);
|
8780 | return true;
|
8781 | }
|
8782 |
|
8783 | (0, _util.warn)(`Unknown group type ${group.type}.`);
|
8784 | return true;
|
8785 | }
|
8786 |
|
8787 | setVisibility(id, visible = true) {
|
8788 | if (!this._groups.has(id)) {
|
8789 | (0, _util.warn)(`Optional content group not found: ${id}`);
|
8790 | return;
|
8791 | }
|
8792 |
|
8793 | this._groups.get(id).visible = !!visible;
|
8794 | }
|
8795 |
|
8796 | getOrder() {
|
8797 | if (!this._groups.size) {
|
8798 | return null;
|
8799 | }
|
8800 |
|
8801 | if (this._order) {
|
8802 | return this._order.slice();
|
8803 | }
|
8804 |
|
8805 | return Array.from(this._groups.keys());
|
8806 | }
|
8807 |
|
8808 | getGroups() {
|
8809 | return this._groups.size > 0 ? (0, _util.objectFromMap)(this._groups) : null;
|
8810 | }
|
8811 |
|
8812 | getGroup(id) {
|
8813 | return this._groups.get(id) || null;
|
8814 | }
|
8815 |
|
8816 | }
|
8817 |
|
8818 | exports.OptionalContentConfig = OptionalContentConfig;
|
8819 |
|
8820 | }),
|
8821 |
|
8822 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
8823 |
|
8824 |
|
8825 |
|
8826 | Object.defineProperty(exports, "__esModule", ({
|
8827 | value: true
|
8828 | }));
|
8829 | exports.PDFDataTransportStream = void 0;
|
8830 |
|
8831 | var _util = __w_pdfjs_require__(2);
|
8832 |
|
8833 | var _display_utils = __w_pdfjs_require__(1);
|
8834 |
|
8835 | class PDFDataTransportStream {
|
8836 | constructor(params, pdfDataRangeTransport) {
|
8837 | (0, _util.assert)(pdfDataRangeTransport, 'PDFDataTransportStream - missing required "pdfDataRangeTransport" argument.');
|
8838 | this._queuedChunks = [];
|
8839 | this._progressiveDone = params.progressiveDone || false;
|
8840 | this._contentDispositionFilename = params.contentDispositionFilename || null;
|
8841 | const initialData = params.initialData;
|
8842 |
|
8843 | if (initialData?.length > 0) {
|
8844 | const buffer = new Uint8Array(initialData).buffer;
|
8845 |
|
8846 | this._queuedChunks.push(buffer);
|
8847 | }
|
8848 |
|
8849 | this._pdfDataRangeTransport = pdfDataRangeTransport;
|
8850 | this._isStreamingSupported = !params.disableStream;
|
8851 | this._isRangeSupported = !params.disableRange;
|
8852 | this._contentLength = params.length;
|
8853 | this._fullRequestReader = null;
|
8854 | this._rangeReaders = [];
|
8855 |
|
8856 | this._pdfDataRangeTransport.addRangeListener((begin, chunk) => {
|
8857 | this._onReceiveData({
|
8858 | begin,
|
8859 | chunk
|
8860 | });
|
8861 | });
|
8862 |
|
8863 | this._pdfDataRangeTransport.addProgressListener((loaded, total) => {
|
8864 | this._onProgress({
|
8865 | loaded,
|
8866 | total
|
8867 | });
|
8868 | });
|
8869 |
|
8870 | this._pdfDataRangeTransport.addProgressiveReadListener(chunk => {
|
8871 | this._onReceiveData({
|
8872 | chunk
|
8873 | });
|
8874 | });
|
8875 |
|
8876 | this._pdfDataRangeTransport.addProgressiveDoneListener(() => {
|
8877 | this._onProgressiveDone();
|
8878 | });
|
8879 |
|
8880 | this._pdfDataRangeTransport.transportReady();
|
8881 | }
|
8882 |
|
8883 | _onReceiveData(args) {
|
8884 | const buffer = new Uint8Array(args.chunk).buffer;
|
8885 |
|
8886 | if (args.begin === undefined) {
|
8887 | if (this._fullRequestReader) {
|
8888 | this._fullRequestReader._enqueue(buffer);
|
8889 | } else {
|
8890 | this._queuedChunks.push(buffer);
|
8891 | }
|
8892 | } else {
|
8893 | const found = this._rangeReaders.some(function (rangeReader) {
|
8894 | if (rangeReader._begin !== args.begin) {
|
8895 | return false;
|
8896 | }
|
8897 |
|
8898 | rangeReader._enqueue(buffer);
|
8899 |
|
8900 | return true;
|
8901 | });
|
8902 |
|
8903 | (0, _util.assert)(found, "_onReceiveData - no `PDFDataTransportStreamRangeReader` instance found.");
|
8904 | }
|
8905 | }
|
8906 |
|
8907 | get _progressiveDataLength() {
|
8908 | return this._fullRequestReader?._loaded ?? 0;
|
8909 | }
|
8910 |
|
8911 | _onProgress(evt) {
|
8912 | if (evt.total === undefined) {
|
8913 | const firstReader = this._rangeReaders[0];
|
8914 |
|
8915 | if (firstReader?.onProgress) {
|
8916 | firstReader.onProgress({
|
8917 | loaded: evt.loaded
|
8918 | });
|
8919 | }
|
8920 | } else {
|
8921 | const fullReader = this._fullRequestReader;
|
8922 |
|
8923 | if (fullReader?.onProgress) {
|
8924 | fullReader.onProgress({
|
8925 | loaded: evt.loaded,
|
8926 | total: evt.total
|
8927 | });
|
8928 | }
|
8929 | }
|
8930 | }
|
8931 |
|
8932 | _onProgressiveDone() {
|
8933 | if (this._fullRequestReader) {
|
8934 | this._fullRequestReader.progressiveDone();
|
8935 | }
|
8936 |
|
8937 | this._progressiveDone = true;
|
8938 | }
|
8939 |
|
8940 | _removeRangeReader(reader) {
|
8941 | const i = this._rangeReaders.indexOf(reader);
|
8942 |
|
8943 | if (i >= 0) {
|
8944 | this._rangeReaders.splice(i, 1);
|
8945 | }
|
8946 | }
|
8947 |
|
8948 | getFullReader() {
|
8949 | (0, _util.assert)(!this._fullRequestReader, "PDFDataTransportStream.getFullReader can only be called once.");
|
8950 | const queuedChunks = this._queuedChunks;
|
8951 | this._queuedChunks = null;
|
8952 | return new PDFDataTransportStreamReader(this, queuedChunks, this._progressiveDone, this._contentDispositionFilename);
|
8953 | }
|
8954 |
|
8955 | getRangeReader(begin, end) {
|
8956 | if (end <= this._progressiveDataLength) {
|
8957 | return null;
|
8958 | }
|
8959 |
|
8960 | const reader = new PDFDataTransportStreamRangeReader(this, begin, end);
|
8961 |
|
8962 | this._pdfDataRangeTransport.requestDataRange(begin, end);
|
8963 |
|
8964 | this._rangeReaders.push(reader);
|
8965 |
|
8966 | return reader;
|
8967 | }
|
8968 |
|
8969 | cancelAllRequests(reason) {
|
8970 | if (this._fullRequestReader) {
|
8971 | this._fullRequestReader.cancel(reason);
|
8972 | }
|
8973 |
|
8974 | for (const reader of this._rangeReaders.slice(0)) {
|
8975 | reader.cancel(reason);
|
8976 | }
|
8977 |
|
8978 | this._pdfDataRangeTransport.abort();
|
8979 | }
|
8980 |
|
8981 | }
|
8982 |
|
8983 | exports.PDFDataTransportStream = PDFDataTransportStream;
|
8984 |
|
8985 | class PDFDataTransportStreamReader {
|
8986 | constructor(stream, queuedChunks, progressiveDone = false, contentDispositionFilename = null) {
|
8987 | this._stream = stream;
|
8988 | this._done = progressiveDone || false;
|
8989 | this._filename = (0, _display_utils.isPdfFile)(contentDispositionFilename) ? contentDispositionFilename : null;
|
8990 | this._queuedChunks = queuedChunks || [];
|
8991 | this._loaded = 0;
|
8992 |
|
8993 | for (const chunk of this._queuedChunks) {
|
8994 | this._loaded += chunk.byteLength;
|
8995 | }
|
8996 |
|
8997 | this._requests = [];
|
8998 | this._headersReady = Promise.resolve();
|
8999 | stream._fullRequestReader = this;
|
9000 | this.onProgress = null;
|
9001 | }
|
9002 |
|
9003 | _enqueue(chunk) {
|
9004 | if (this._done) {
|
9005 | return;
|
9006 | }
|
9007 |
|
9008 | if (this._requests.length > 0) {
|
9009 | const requestCapability = this._requests.shift();
|
9010 |
|
9011 | requestCapability.resolve({
|
9012 | value: chunk,
|
9013 | done: false
|
9014 | });
|
9015 | } else {
|
9016 | this._queuedChunks.push(chunk);
|
9017 | }
|
9018 |
|
9019 | this._loaded += chunk.byteLength;
|
9020 | }
|
9021 |
|
9022 | get headersReady() {
|
9023 | return this._headersReady;
|
9024 | }
|
9025 |
|
9026 | get filename() {
|
9027 | return this._filename;
|
9028 | }
|
9029 |
|
9030 | get isRangeSupported() {
|
9031 | return this._stream._isRangeSupported;
|
9032 | }
|
9033 |
|
9034 | get isStreamingSupported() {
|
9035 | return this._stream._isStreamingSupported;
|
9036 | }
|
9037 |
|
9038 | get contentLength() {
|
9039 | return this._stream._contentLength;
|
9040 | }
|
9041 |
|
9042 | async read() {
|
9043 | if (this._queuedChunks.length > 0) {
|
9044 | const chunk = this._queuedChunks.shift();
|
9045 |
|
9046 | return {
|
9047 | value: chunk,
|
9048 | done: false
|
9049 | };
|
9050 | }
|
9051 |
|
9052 | if (this._done) {
|
9053 | return {
|
9054 | value: undefined,
|
9055 | done: true
|
9056 | };
|
9057 | }
|
9058 |
|
9059 | const requestCapability = (0, _util.createPromiseCapability)();
|
9060 |
|
9061 | this._requests.push(requestCapability);
|
9062 |
|
9063 | return requestCapability.promise;
|
9064 | }
|
9065 |
|
9066 | cancel(reason) {
|
9067 | this._done = true;
|
9068 |
|
9069 | for (const requestCapability of this._requests) {
|
9070 | requestCapability.resolve({
|
9071 | value: undefined,
|
9072 | done: true
|
9073 | });
|
9074 | }
|
9075 |
|
9076 | this._requests.length = 0;
|
9077 | }
|
9078 |
|
9079 | progressiveDone() {
|
9080 | if (this._done) {
|
9081 | return;
|
9082 | }
|
9083 |
|
9084 | this._done = true;
|
9085 | }
|
9086 |
|
9087 | }
|
9088 |
|
9089 | class PDFDataTransportStreamRangeReader {
|
9090 | constructor(stream, begin, end) {
|
9091 | this._stream = stream;
|
9092 | this._begin = begin;
|
9093 | this._end = end;
|
9094 | this._queuedChunk = null;
|
9095 | this._requests = [];
|
9096 | this._done = false;
|
9097 | this.onProgress = null;
|
9098 | }
|
9099 |
|
9100 | _enqueue(chunk) {
|
9101 | if (this._done) {
|
9102 | return;
|
9103 | }
|
9104 |
|
9105 | if (this._requests.length === 0) {
|
9106 | this._queuedChunk = chunk;
|
9107 | } else {
|
9108 | const requestsCapability = this._requests.shift();
|
9109 |
|
9110 | requestsCapability.resolve({
|
9111 | value: chunk,
|
9112 | done: false
|
9113 | });
|
9114 |
|
9115 | for (const requestCapability of this._requests) {
|
9116 | requestCapability.resolve({
|
9117 | value: undefined,
|
9118 | done: true
|
9119 | });
|
9120 | }
|
9121 |
|
9122 | this._requests.length = 0;
|
9123 | }
|
9124 |
|
9125 | this._done = true;
|
9126 |
|
9127 | this._stream._removeRangeReader(this);
|
9128 | }
|
9129 |
|
9130 | get isStreamingSupported() {
|
9131 | return false;
|
9132 | }
|
9133 |
|
9134 | async read() {
|
9135 | if (this._queuedChunk) {
|
9136 | const chunk = this._queuedChunk;
|
9137 | this._queuedChunk = null;
|
9138 | return {
|
9139 | value: chunk,
|
9140 | done: false
|
9141 | };
|
9142 | }
|
9143 |
|
9144 | if (this._done) {
|
9145 | return {
|
9146 | value: undefined,
|
9147 | done: true
|
9148 | };
|
9149 | }
|
9150 |
|
9151 | const requestCapability = (0, _util.createPromiseCapability)();
|
9152 |
|
9153 | this._requests.push(requestCapability);
|
9154 |
|
9155 | return requestCapability.promise;
|
9156 | }
|
9157 |
|
9158 | cancel(reason) {
|
9159 | this._done = true;
|
9160 |
|
9161 | for (const requestCapability of this._requests) {
|
9162 | requestCapability.resolve({
|
9163 | value: undefined,
|
9164 | done: true
|
9165 | });
|
9166 | }
|
9167 |
|
9168 | this._requests.length = 0;
|
9169 |
|
9170 | this._stream._removeRangeReader(this);
|
9171 | }
|
9172 |
|
9173 | }
|
9174 |
|
9175 | }),
|
9176 |
|
9177 | ((__unused_webpack_module, exports) => {
|
9178 |
|
9179 |
|
9180 |
|
9181 | Object.defineProperty(exports, "__esModule", ({
|
9182 | value: true
|
9183 | }));
|
9184 | exports.XfaText = void 0;
|
9185 |
|
9186 | class XfaText {
|
9187 | static textContent(xfa) {
|
9188 | const items = [];
|
9189 | const output = {
|
9190 | items,
|
9191 | styles: Object.create(null)
|
9192 | };
|
9193 |
|
9194 | function walk(node) {
|
9195 | if (!node) {
|
9196 | return;
|
9197 | }
|
9198 |
|
9199 | let str = null;
|
9200 | const name = node.name;
|
9201 |
|
9202 | if (name === "#text") {
|
9203 | str = node.value;
|
9204 | } else if (!XfaText.shouldBuildText(name)) {
|
9205 | return;
|
9206 | } else if (node?.attributes?.textContent) {
|
9207 | str = node.attributes.textContent;
|
9208 | } else if (node.value) {
|
9209 | str = node.value;
|
9210 | }
|
9211 |
|
9212 | if (str !== null) {
|
9213 | items.push({
|
9214 | str
|
9215 | });
|
9216 | }
|
9217 |
|
9218 | if (!node.children) {
|
9219 | return;
|
9220 | }
|
9221 |
|
9222 | for (const child of node.children) {
|
9223 | walk(child);
|
9224 | }
|
9225 | }
|
9226 |
|
9227 | walk(xfa);
|
9228 | return output;
|
9229 | }
|
9230 |
|
9231 | static shouldBuildText(name) {
|
9232 | return !(name === "textarea" || name === "input" || name === "option" || name === "select");
|
9233 | }
|
9234 |
|
9235 | }
|
9236 |
|
9237 | exports.XfaText = XfaText;
|
9238 |
|
9239 | }),
|
9240 |
|
9241 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
9242 |
|
9243 |
|
9244 |
|
9245 | Object.defineProperty(exports, "__esModule", ({
|
9246 | value: true
|
9247 | }));
|
9248 | exports.AnnotationLayer = void 0;
|
9249 |
|
9250 | var _util = __w_pdfjs_require__(2);
|
9251 |
|
9252 | var _display_utils = __w_pdfjs_require__(1);
|
9253 |
|
9254 | var _annotation_storage = __w_pdfjs_require__(9);
|
9255 |
|
9256 | var _scripting_utils = __w_pdfjs_require__(19);
|
9257 |
|
9258 | var _xfa_layer = __w_pdfjs_require__(20);
|
9259 |
|
9260 | const DEFAULT_TAB_INDEX = 1000;
|
9261 | const GetElementsByNameSet = new WeakSet();
|
9262 |
|
9263 | class AnnotationElementFactory {
|
9264 | static create(parameters) {
|
9265 | const subtype = parameters.data.annotationType;
|
9266 |
|
9267 | switch (subtype) {
|
9268 | case _util.AnnotationType.LINK:
|
9269 | return new LinkAnnotationElement(parameters);
|
9270 |
|
9271 | case _util.AnnotationType.TEXT:
|
9272 | return new TextAnnotationElement(parameters);
|
9273 |
|
9274 | case _util.AnnotationType.WIDGET:
|
9275 | const fieldType = parameters.data.fieldType;
|
9276 |
|
9277 | switch (fieldType) {
|
9278 | case "Tx":
|
9279 | return new TextWidgetAnnotationElement(parameters);
|
9280 |
|
9281 | case "Btn":
|
9282 | if (parameters.data.radioButton) {
|
9283 | return new RadioButtonWidgetAnnotationElement(parameters);
|
9284 | } else if (parameters.data.checkBox) {
|
9285 | return new CheckboxWidgetAnnotationElement(parameters);
|
9286 | }
|
9287 |
|
9288 | return new PushButtonWidgetAnnotationElement(parameters);
|
9289 |
|
9290 | case "Ch":
|
9291 | return new ChoiceWidgetAnnotationElement(parameters);
|
9292 | }
|
9293 |
|
9294 | return new WidgetAnnotationElement(parameters);
|
9295 |
|
9296 | case _util.AnnotationType.POPUP:
|
9297 | return new PopupAnnotationElement(parameters);
|
9298 |
|
9299 | case _util.AnnotationType.FREETEXT:
|
9300 | return new FreeTextAnnotationElement(parameters);
|
9301 |
|
9302 | case _util.AnnotationType.LINE:
|
9303 | return new LineAnnotationElement(parameters);
|
9304 |
|
9305 | case _util.AnnotationType.SQUARE:
|
9306 | return new SquareAnnotationElement(parameters);
|
9307 |
|
9308 | case _util.AnnotationType.CIRCLE:
|
9309 | return new CircleAnnotationElement(parameters);
|
9310 |
|
9311 | case _util.AnnotationType.POLYLINE:
|
9312 | return new PolylineAnnotationElement(parameters);
|
9313 |
|
9314 | case _util.AnnotationType.CARET:
|
9315 | return new CaretAnnotationElement(parameters);
|
9316 |
|
9317 | case _util.AnnotationType.INK:
|
9318 | return new InkAnnotationElement(parameters);
|
9319 |
|
9320 | case _util.AnnotationType.POLYGON:
|
9321 | return new PolygonAnnotationElement(parameters);
|
9322 |
|
9323 | case _util.AnnotationType.HIGHLIGHT:
|
9324 | return new HighlightAnnotationElement(parameters);
|
9325 |
|
9326 | case _util.AnnotationType.UNDERLINE:
|
9327 | return new UnderlineAnnotationElement(parameters);
|
9328 |
|
9329 | case _util.AnnotationType.SQUIGGLY:
|
9330 | return new SquigglyAnnotationElement(parameters);
|
9331 |
|
9332 | case _util.AnnotationType.STRIKEOUT:
|
9333 | return new StrikeOutAnnotationElement(parameters);
|
9334 |
|
9335 | case _util.AnnotationType.STAMP:
|
9336 | return new StampAnnotationElement(parameters);
|
9337 |
|
9338 | case _util.AnnotationType.FILEATTACHMENT:
|
9339 | return new FileAttachmentAnnotationElement(parameters);
|
9340 |
|
9341 | default:
|
9342 | return new AnnotationElement(parameters);
|
9343 | }
|
9344 | }
|
9345 |
|
9346 | }
|
9347 |
|
9348 | class AnnotationElement {
|
9349 | constructor(parameters, {
|
9350 | isRenderable = false,
|
9351 | ignoreBorder = false,
|
9352 | createQuadrilaterals = false
|
9353 | } = {}) {
|
9354 | this.isRenderable = isRenderable;
|
9355 | this.data = parameters.data;
|
9356 | this.layer = parameters.layer;
|
9357 | this.page = parameters.page;
|
9358 | this.viewport = parameters.viewport;
|
9359 | this.linkService = parameters.linkService;
|
9360 | this.downloadManager = parameters.downloadManager;
|
9361 | this.imageResourcesPath = parameters.imageResourcesPath;
|
9362 | this.renderForms = parameters.renderForms;
|
9363 | this.svgFactory = parameters.svgFactory;
|
9364 | this.annotationStorage = parameters.annotationStorage;
|
9365 | this.enableScripting = parameters.enableScripting;
|
9366 | this.hasJSActions = parameters.hasJSActions;
|
9367 | this._fieldObjects = parameters.fieldObjects;
|
9368 | this._mouseState = parameters.mouseState;
|
9369 |
|
9370 | if (isRenderable) {
|
9371 | this.container = this._createContainer(ignoreBorder);
|
9372 | }
|
9373 |
|
9374 | if (createQuadrilaterals) {
|
9375 | this.quadrilaterals = this._createQuadrilaterals(ignoreBorder);
|
9376 | }
|
9377 | }
|
9378 |
|
9379 | _createContainer(ignoreBorder = false) {
|
9380 | const data = this.data,
|
9381 | page = this.page,
|
9382 | viewport = this.viewport;
|
9383 | const container = document.createElement("section");
|
9384 | let width = data.rect[2] - data.rect[0];
|
9385 | let height = data.rect[3] - data.rect[1];
|
9386 | container.setAttribute("data-annotation-id", data.id);
|
9387 |
|
9388 | const rect = _util.Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
|
9389 |
|
9390 | if (data.hasOwnCanvas) {
|
9391 | const transform = viewport.transform.slice();
|
9392 |
|
9393 | const [scaleX, scaleY] = _util.Util.singularValueDecompose2dScale(transform);
|
9394 |
|
9395 | width = Math.ceil(width * scaleX);
|
9396 | height = Math.ceil(height * scaleY);
|
9397 | rect[0] *= scaleX;
|
9398 | rect[1] *= scaleY;
|
9399 |
|
9400 | for (let i = 0; i < 4; i++) {
|
9401 | transform[i] = Math.sign(transform[i]);
|
9402 | }
|
9403 |
|
9404 | container.style.transform = `matrix(${transform.join(",")})`;
|
9405 | } else {
|
9406 | container.style.transform = `matrix(${viewport.transform.join(",")})`;
|
9407 | }
|
9408 |
|
9409 | container.style.transformOrigin = `${-rect[0]}px ${-rect[1]}px`;
|
9410 |
|
9411 | if (!ignoreBorder && data.borderStyle.width > 0) {
|
9412 | container.style.borderWidth = `${data.borderStyle.width}px`;
|
9413 |
|
9414 | if (data.borderStyle.style !== _util.AnnotationBorderStyleType.UNDERLINE) {
|
9415 | width -= 2 * data.borderStyle.width;
|
9416 | height -= 2 * data.borderStyle.width;
|
9417 | }
|
9418 |
|
9419 | const horizontalRadius = data.borderStyle.horizontalCornerRadius;
|
9420 | const verticalRadius = data.borderStyle.verticalCornerRadius;
|
9421 |
|
9422 | if (horizontalRadius > 0 || verticalRadius > 0) {
|
9423 | const radius = `${horizontalRadius}px / ${verticalRadius}px`;
|
9424 | container.style.borderRadius = radius;
|
9425 | }
|
9426 |
|
9427 | switch (data.borderStyle.style) {
|
9428 | case _util.AnnotationBorderStyleType.SOLID:
|
9429 | container.style.borderStyle = "solid";
|
9430 | break;
|
9431 |
|
9432 | case _util.AnnotationBorderStyleType.DASHED:
|
9433 | container.style.borderStyle = "dashed";
|
9434 | break;
|
9435 |
|
9436 | case _util.AnnotationBorderStyleType.BEVELED:
|
9437 | (0, _util.warn)("Unimplemented border style: beveled");
|
9438 | break;
|
9439 |
|
9440 | case _util.AnnotationBorderStyleType.INSET:
|
9441 | (0, _util.warn)("Unimplemented border style: inset");
|
9442 | break;
|
9443 |
|
9444 | case _util.AnnotationBorderStyleType.UNDERLINE:
|
9445 | container.style.borderBottomStyle = "solid";
|
9446 | break;
|
9447 |
|
9448 | default:
|
9449 | break;
|
9450 | }
|
9451 |
|
9452 | const borderColor = data.borderColor || data.color || null;
|
9453 |
|
9454 | if (borderColor) {
|
9455 | container.style.borderColor = _util.Util.makeHexColor(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
|
9456 | } else {
|
9457 | container.style.borderWidth = 0;
|
9458 | }
|
9459 | }
|
9460 |
|
9461 | container.style.left = `${rect[0]}px`;
|
9462 | container.style.top = `${rect[1]}px`;
|
9463 |
|
9464 | if (data.hasOwnCanvas) {
|
9465 | container.style.width = container.style.height = "auto";
|
9466 | } else {
|
9467 | container.style.width = `${width}px`;
|
9468 | container.style.height = `${height}px`;
|
9469 | }
|
9470 |
|
9471 | return container;
|
9472 | }
|
9473 |
|
9474 | _createQuadrilaterals(ignoreBorder = false) {
|
9475 | if (!this.data.quadPoints) {
|
9476 | return null;
|
9477 | }
|
9478 |
|
9479 | const quadrilaterals = [];
|
9480 | const savedRect = this.data.rect;
|
9481 |
|
9482 | for (const quadPoint of this.data.quadPoints) {
|
9483 | this.data.rect = [quadPoint[2].x, quadPoint[2].y, quadPoint[1].x, quadPoint[1].y];
|
9484 | quadrilaterals.push(this._createContainer(ignoreBorder));
|
9485 | }
|
9486 |
|
9487 | this.data.rect = savedRect;
|
9488 | return quadrilaterals;
|
9489 | }
|
9490 |
|
9491 | _createPopup(trigger, data) {
|
9492 | let container = this.container;
|
9493 |
|
9494 | if (this.quadrilaterals) {
|
9495 | trigger = trigger || this.quadrilaterals;
|
9496 | container = this.quadrilaterals[0];
|
9497 | }
|
9498 |
|
9499 | if (!trigger) {
|
9500 | trigger = document.createElement("div");
|
9501 | trigger.style.height = container.style.height;
|
9502 | trigger.style.width = container.style.width;
|
9503 | container.appendChild(trigger);
|
9504 | }
|
9505 |
|
9506 | const popupElement = new PopupElement({
|
9507 | container,
|
9508 | trigger,
|
9509 | color: data.color,
|
9510 | titleObj: data.titleObj,
|
9511 | modificationDate: data.modificationDate,
|
9512 | contentsObj: data.contentsObj,
|
9513 | richText: data.richText,
|
9514 | hideWrapper: true
|
9515 | });
|
9516 | const popup = popupElement.render();
|
9517 | popup.style.left = container.style.width;
|
9518 | container.appendChild(popup);
|
9519 | }
|
9520 |
|
9521 | _renderQuadrilaterals(className) {
|
9522 | for (const quadrilateral of this.quadrilaterals) {
|
9523 | quadrilateral.className = className;
|
9524 | }
|
9525 |
|
9526 | return this.quadrilaterals;
|
9527 | }
|
9528 |
|
9529 | render() {
|
9530 | (0, _util.unreachable)("Abstract method `AnnotationElement.render` called");
|
9531 | }
|
9532 |
|
9533 | _getElementsByName(name, skipId = null) {
|
9534 | const fields = [];
|
9535 |
|
9536 | if (this._fieldObjects) {
|
9537 | const fieldObj = this._fieldObjects[name];
|
9538 |
|
9539 | if (fieldObj) {
|
9540 | for (const {
|
9541 | page,
|
9542 | id,
|
9543 | exportValues
|
9544 | } of fieldObj) {
|
9545 | if (page === -1) {
|
9546 | continue;
|
9547 | }
|
9548 |
|
9549 | if (id === skipId) {
|
9550 | continue;
|
9551 | }
|
9552 |
|
9553 | const exportValue = typeof exportValues === "string" ? exportValues : null;
|
9554 | const domElement = document.getElementById(id);
|
9555 |
|
9556 | if (domElement && !GetElementsByNameSet.has(domElement)) {
|
9557 | (0, _util.warn)(`_getElementsByName - element not allowed: ${id}`);
|
9558 | continue;
|
9559 | }
|
9560 |
|
9561 | fields.push({
|
9562 | id,
|
9563 | exportValue,
|
9564 | domElement
|
9565 | });
|
9566 | }
|
9567 | }
|
9568 |
|
9569 | return fields;
|
9570 | }
|
9571 |
|
9572 | for (const domElement of document.getElementsByName(name)) {
|
9573 | const {
|
9574 | id,
|
9575 | exportValue
|
9576 | } = domElement;
|
9577 |
|
9578 | if (id === skipId) {
|
9579 | continue;
|
9580 | }
|
9581 |
|
9582 | if (!GetElementsByNameSet.has(domElement)) {
|
9583 | continue;
|
9584 | }
|
9585 |
|
9586 | fields.push({
|
9587 | id,
|
9588 | exportValue,
|
9589 | domElement
|
9590 | });
|
9591 | }
|
9592 |
|
9593 | return fields;
|
9594 | }
|
9595 |
|
9596 | static get platform() {
|
9597 | const platform = typeof navigator !== "undefined" ? navigator.platform : "";
|
9598 | return (0, _util.shadow)(this, "platform", {
|
9599 | isWin: platform.includes("Win"),
|
9600 | isMac: platform.includes("Mac")
|
9601 | });
|
9602 | }
|
9603 |
|
9604 | }
|
9605 |
|
9606 | class LinkAnnotationElement extends AnnotationElement {
|
9607 | constructor(parameters, options = null) {
|
9608 | const isRenderable = !!(parameters.data.url || parameters.data.dest || parameters.data.action || parameters.data.isTooltipOnly || parameters.data.resetForm || parameters.data.actions && (parameters.data.actions.Action || parameters.data.actions["Mouse Up"] || parameters.data.actions["Mouse Down"]));
|
9609 | super(parameters, {
|
9610 | isRenderable,
|
9611 | ignoreBorder: !!options?.ignoreBorder,
|
9612 | createQuadrilaterals: true
|
9613 | });
|
9614 | }
|
9615 |
|
9616 | render() {
|
9617 | const {
|
9618 | data,
|
9619 | linkService
|
9620 | } = this;
|
9621 | const link = document.createElement("a");
|
9622 |
|
9623 | if (data.url) {
|
9624 | if (!linkService.addLinkAttributes) {
|
9625 | (0, _util.warn)("LinkAnnotationElement.render - missing `addLinkAttributes`-method on the `linkService`-instance.");
|
9626 | }
|
9627 |
|
9628 | linkService.addLinkAttributes?.(link, data.url, data.newWindow);
|
9629 | } else if (data.action) {
|
9630 | this._bindNamedAction(link, data.action);
|
9631 | } else if (data.dest) {
|
9632 | this._bindLink(link, data.dest);
|
9633 | } else {
|
9634 | let hasClickAction = false;
|
9635 |
|
9636 | if (data.actions && (data.actions.Action || data.actions["Mouse Up"] || data.actions["Mouse Down"]) && this.enableScripting && this.hasJSActions) {
|
9637 | hasClickAction = true;
|
9638 |
|
9639 | this._bindJSAction(link, data);
|
9640 | }
|
9641 |
|
9642 | if (data.resetForm) {
|
9643 | this._bindResetFormAction(link, data.resetForm);
|
9644 | } else if (!hasClickAction) {
|
9645 | this._bindLink(link, "");
|
9646 | }
|
9647 | }
|
9648 |
|
9649 | if (this.quadrilaterals) {
|
9650 | return this._renderQuadrilaterals("linkAnnotation").map((quadrilateral, index) => {
|
9651 | const linkElement = index === 0 ? link : link.cloneNode();
|
9652 | quadrilateral.appendChild(linkElement);
|
9653 | return quadrilateral;
|
9654 | });
|
9655 | }
|
9656 |
|
9657 | this.container.className = "linkAnnotation";
|
9658 | this.container.appendChild(link);
|
9659 | return this.container;
|
9660 | }
|
9661 |
|
9662 | _bindLink(link, destination) {
|
9663 | link.href = this.linkService.getDestinationHash(destination);
|
9664 |
|
9665 | link.onclick = () => {
|
9666 | if (destination) {
|
9667 | this.linkService.goToDestination(destination);
|
9668 | }
|
9669 |
|
9670 | return false;
|
9671 | };
|
9672 |
|
9673 | if (destination || destination === "") {
|
9674 | link.className = "internalLink";
|
9675 | }
|
9676 | }
|
9677 |
|
9678 | _bindNamedAction(link, action) {
|
9679 | link.href = this.linkService.getAnchorUrl("");
|
9680 |
|
9681 | link.onclick = () => {
|
9682 | this.linkService.executeNamedAction(action);
|
9683 | return false;
|
9684 | };
|
9685 |
|
9686 | link.className = "internalLink";
|
9687 | }
|
9688 |
|
9689 | _bindJSAction(link, data) {
|
9690 | link.href = this.linkService.getAnchorUrl("");
|
9691 | const map = new Map([["Action", "onclick"], ["Mouse Up", "onmouseup"], ["Mouse Down", "onmousedown"]]);
|
9692 |
|
9693 | for (const name of Object.keys(data.actions)) {
|
9694 | const jsName = map.get(name);
|
9695 |
|
9696 | if (!jsName) {
|
9697 | continue;
|
9698 | }
|
9699 |
|
9700 | link[jsName] = () => {
|
9701 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
9702 | source: this,
|
9703 | detail: {
|
9704 | id: data.id,
|
9705 | name
|
9706 | }
|
9707 | });
|
9708 | return false;
|
9709 | };
|
9710 | }
|
9711 |
|
9712 | if (!link.onclick) {
|
9713 | link.onclick = () => false;
|
9714 | }
|
9715 |
|
9716 | link.className = "internalLink";
|
9717 | }
|
9718 |
|
9719 | _bindResetFormAction(link, resetForm) {
|
9720 | const otherClickAction = link.onclick;
|
9721 |
|
9722 | if (!otherClickAction) {
|
9723 | link.href = this.linkService.getAnchorUrl("");
|
9724 | }
|
9725 |
|
9726 | link.className = "internalLink";
|
9727 |
|
9728 | if (!this._fieldObjects) {
|
9729 | (0, _util.warn)(`_bindResetFormAction - "resetForm" action not supported, ` + "ensure that the `fieldObjects` parameter is provided.");
|
9730 |
|
9731 | if (!otherClickAction) {
|
9732 | link.onclick = () => false;
|
9733 | }
|
9734 |
|
9735 | return;
|
9736 | }
|
9737 |
|
9738 | link.onclick = () => {
|
9739 | if (otherClickAction) {
|
9740 | otherClickAction();
|
9741 | }
|
9742 |
|
9743 | const {
|
9744 | fields: resetFormFields,
|
9745 | refs: resetFormRefs,
|
9746 | include
|
9747 | } = resetForm;
|
9748 | const allFields = [];
|
9749 |
|
9750 | if (resetFormFields.length !== 0 || resetFormRefs.length !== 0) {
|
9751 | const fieldIds = new Set(resetFormRefs);
|
9752 |
|
9753 | for (const fieldName of resetFormFields) {
|
9754 | const fields = this._fieldObjects[fieldName] || [];
|
9755 |
|
9756 | for (const {
|
9757 | id
|
9758 | } of fields) {
|
9759 | fieldIds.add(id);
|
9760 | }
|
9761 | }
|
9762 |
|
9763 | for (const fields of Object.values(this._fieldObjects)) {
|
9764 | for (const field of fields) {
|
9765 | if (fieldIds.has(field.id) === include) {
|
9766 | allFields.push(field);
|
9767 | }
|
9768 | }
|
9769 | }
|
9770 | } else {
|
9771 | for (const fields of Object.values(this._fieldObjects)) {
|
9772 | allFields.push(...fields);
|
9773 | }
|
9774 | }
|
9775 |
|
9776 | const storage = this.annotationStorage;
|
9777 | const allIds = [];
|
9778 |
|
9779 | for (const field of allFields) {
|
9780 | const {
|
9781 | id
|
9782 | } = field;
|
9783 | allIds.push(id);
|
9784 |
|
9785 | switch (field.type) {
|
9786 | case "text":
|
9787 | {
|
9788 | const value = field.defaultValue || "";
|
9789 | storage.setValue(id, {
|
9790 | value,
|
9791 | valueAsString: value
|
9792 | });
|
9793 | break;
|
9794 | }
|
9795 |
|
9796 | case "checkbox":
|
9797 | case "radiobutton":
|
9798 | {
|
9799 | const value = field.defaultValue === field.exportValues;
|
9800 | storage.setValue(id, {
|
9801 | value
|
9802 | });
|
9803 | break;
|
9804 | }
|
9805 |
|
9806 | case "combobox":
|
9807 | case "listbox":
|
9808 | {
|
9809 | const value = field.defaultValue || "";
|
9810 | storage.setValue(id, {
|
9811 | value
|
9812 | });
|
9813 | break;
|
9814 | }
|
9815 |
|
9816 | default:
|
9817 | continue;
|
9818 | }
|
9819 |
|
9820 | const domElement = document.getElementById(id);
|
9821 |
|
9822 | if (!domElement || !GetElementsByNameSet.has(domElement)) {
|
9823 | continue;
|
9824 | }
|
9825 |
|
9826 | domElement.dispatchEvent(new Event("resetform"));
|
9827 | }
|
9828 |
|
9829 | if (this.enableScripting) {
|
9830 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
9831 | source: this,
|
9832 | detail: {
|
9833 | id: "app",
|
9834 | ids: allIds,
|
9835 | name: "ResetForm"
|
9836 | }
|
9837 | });
|
9838 | }
|
9839 |
|
9840 | return false;
|
9841 | };
|
9842 | }
|
9843 |
|
9844 | }
|
9845 |
|
9846 | class TextAnnotationElement extends AnnotationElement {
|
9847 | constructor(parameters) {
|
9848 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
9849 | super(parameters, {
|
9850 | isRenderable
|
9851 | });
|
9852 | }
|
9853 |
|
9854 | render() {
|
9855 | this.container.className = "textAnnotation";
|
9856 | const image = document.createElement("img");
|
9857 | image.style.height = this.container.style.height;
|
9858 | image.style.width = this.container.style.width;
|
9859 | image.src = this.imageResourcesPath + "annotation-" + this.data.name.toLowerCase() + ".svg";
|
9860 | image.alt = "[{{type}} Annotation]";
|
9861 | image.dataset.l10nId = "text_annotation_type";
|
9862 | image.dataset.l10nArgs = JSON.stringify({
|
9863 | type: this.data.name
|
9864 | });
|
9865 |
|
9866 | if (!this.data.hasPopup) {
|
9867 | this._createPopup(image, this.data);
|
9868 | }
|
9869 |
|
9870 | this.container.appendChild(image);
|
9871 | return this.container;
|
9872 | }
|
9873 |
|
9874 | }
|
9875 |
|
9876 | class WidgetAnnotationElement extends AnnotationElement {
|
9877 | render() {
|
9878 | if (this.data.alternativeText) {
|
9879 | this.container.title = this.data.alternativeText;
|
9880 | }
|
9881 |
|
9882 | return this.container;
|
9883 | }
|
9884 |
|
9885 | _getKeyModifier(event) {
|
9886 | const {
|
9887 | isWin,
|
9888 | isMac
|
9889 | } = AnnotationElement.platform;
|
9890 | return isWin && event.ctrlKey || isMac && event.metaKey;
|
9891 | }
|
9892 |
|
9893 | _setEventListener(element, baseName, eventName, valueGetter) {
|
9894 | if (baseName.includes("mouse")) {
|
9895 | element.addEventListener(baseName, event => {
|
9896 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
9897 | source: this,
|
9898 | detail: {
|
9899 | id: this.data.id,
|
9900 | name: eventName,
|
9901 | value: valueGetter(event),
|
9902 | shift: event.shiftKey,
|
9903 | modifier: this._getKeyModifier(event)
|
9904 | }
|
9905 | });
|
9906 | });
|
9907 | } else {
|
9908 | element.addEventListener(baseName, event => {
|
9909 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
9910 | source: this,
|
9911 | detail: {
|
9912 | id: this.data.id,
|
9913 | name: eventName,
|
9914 | value: event.target.checked
|
9915 | }
|
9916 | });
|
9917 | });
|
9918 | }
|
9919 | }
|
9920 |
|
9921 | _setEventListeners(element, names, getter) {
|
9922 | for (const [baseName, eventName] of names) {
|
9923 | if (eventName === "Action" || this.data.actions?.[eventName]) {
|
9924 | this._setEventListener(element, baseName, eventName, getter);
|
9925 | }
|
9926 | }
|
9927 | }
|
9928 |
|
9929 | _setBackgroundColor(element) {
|
9930 | const color = this.data.backgroundColor || null;
|
9931 | element.style.backgroundColor = color === null ? "transparent" : _util.Util.makeHexColor(color[0], color[1], color[2]);
|
9932 | }
|
9933 |
|
9934 | _dispatchEventFromSandbox(actions, jsEvent) {
|
9935 | const setColor = (jsName, styleName, event) => {
|
9936 | const color = event.detail[jsName];
|
9937 | event.target.style[styleName] = _scripting_utils.ColorConverters[`${color[0]}_HTML`](color.slice(1));
|
9938 | };
|
9939 |
|
9940 | const commonActions = {
|
9941 | display: event => {
|
9942 | const hidden = event.detail.display % 2 === 1;
|
9943 | event.target.style.visibility = hidden ? "hidden" : "visible";
|
9944 | this.annotationStorage.setValue(this.data.id, {
|
9945 | hidden,
|
9946 | print: event.detail.display === 0 || event.detail.display === 3
|
9947 | });
|
9948 | },
|
9949 | print: event => {
|
9950 | this.annotationStorage.setValue(this.data.id, {
|
9951 | print: event.detail.print
|
9952 | });
|
9953 | },
|
9954 | hidden: event => {
|
9955 | event.target.style.visibility = event.detail.hidden ? "hidden" : "visible";
|
9956 | this.annotationStorage.setValue(this.data.id, {
|
9957 | hidden: event.detail.hidden
|
9958 | });
|
9959 | },
|
9960 | focus: event => {
|
9961 | setTimeout(() => event.target.focus({
|
9962 | preventScroll: false
|
9963 | }), 0);
|
9964 | },
|
9965 | userName: event => {
|
9966 | event.target.title = event.detail.userName;
|
9967 | },
|
9968 | readonly: event => {
|
9969 | if (event.detail.readonly) {
|
9970 | event.target.setAttribute("readonly", "");
|
9971 | } else {
|
9972 | event.target.removeAttribute("readonly");
|
9973 | }
|
9974 | },
|
9975 | required: event => {
|
9976 | if (event.detail.required) {
|
9977 | event.target.setAttribute("required", "");
|
9978 | } else {
|
9979 | event.target.removeAttribute("required");
|
9980 | }
|
9981 | },
|
9982 | bgColor: event => {
|
9983 | setColor("bgColor", "backgroundColor", event);
|
9984 | },
|
9985 | fillColor: event => {
|
9986 | setColor("fillColor", "backgroundColor", event);
|
9987 | },
|
9988 | fgColor: event => {
|
9989 | setColor("fgColor", "color", event);
|
9990 | },
|
9991 | textColor: event => {
|
9992 | setColor("textColor", "color", event);
|
9993 | },
|
9994 | borderColor: event => {
|
9995 | setColor("borderColor", "borderColor", event);
|
9996 | },
|
9997 | strokeColor: event => {
|
9998 | setColor("strokeColor", "borderColor", event);
|
9999 | }
|
10000 | };
|
10001 |
|
10002 | for (const name of Object.keys(jsEvent.detail)) {
|
10003 | const action = actions[name] || commonActions[name];
|
10004 |
|
10005 | if (action) {
|
10006 | action(jsEvent);
|
10007 | }
|
10008 | }
|
10009 | }
|
10010 |
|
10011 | }
|
10012 |
|
10013 | class TextWidgetAnnotationElement extends WidgetAnnotationElement {
|
10014 | constructor(parameters) {
|
10015 | const isRenderable = parameters.renderForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
|
10016 | super(parameters, {
|
10017 | isRenderable
|
10018 | });
|
10019 | }
|
10020 |
|
10021 | setPropertyOnSiblings(base, key, value, keyInStorage) {
|
10022 | const storage = this.annotationStorage;
|
10023 |
|
10024 | for (const element of this._getElementsByName(base.name, base.id)) {
|
10025 | if (element.domElement) {
|
10026 | element.domElement[key] = value;
|
10027 | }
|
10028 |
|
10029 | storage.setValue(element.id, {
|
10030 | [keyInStorage]: value
|
10031 | });
|
10032 | }
|
10033 | }
|
10034 |
|
10035 | render() {
|
10036 | const storage = this.annotationStorage;
|
10037 | const id = this.data.id;
|
10038 | this.container.className = "textWidgetAnnotation";
|
10039 | let element = null;
|
10040 |
|
10041 | if (this.renderForms) {
|
10042 | const storedData = storage.getValue(id, {
|
10043 | value: this.data.fieldValue,
|
10044 | valueAsString: this.data.fieldValue
|
10045 | });
|
10046 | const textContent = storedData.valueAsString || storedData.value || "";
|
10047 | const elementData = {
|
10048 | userValue: null,
|
10049 | formattedValue: null,
|
10050 | beforeInputSelectionRange: null,
|
10051 | beforeInputValue: null
|
10052 | };
|
10053 |
|
10054 | if (this.data.multiLine) {
|
10055 | element = document.createElement("textarea");
|
10056 | element.textContent = textContent;
|
10057 | } else {
|
10058 | element = document.createElement("input");
|
10059 | element.type = "text";
|
10060 | element.setAttribute("value", textContent);
|
10061 | }
|
10062 |
|
10063 | GetElementsByNameSet.add(element);
|
10064 | element.disabled = this.data.readOnly;
|
10065 | element.name = this.data.fieldName;
|
10066 | element.tabIndex = DEFAULT_TAB_INDEX;
|
10067 | elementData.userValue = textContent;
|
10068 | element.setAttribute("id", id);
|
10069 | element.addEventListener("input", event => {
|
10070 | storage.setValue(id, {
|
10071 | value: event.target.value
|
10072 | });
|
10073 | this.setPropertyOnSiblings(element, "value", event.target.value, "value");
|
10074 | });
|
10075 | element.addEventListener("resetform", event => {
|
10076 | const defaultValue = this.data.defaultFieldValue || "";
|
10077 | element.value = elementData.userValue = defaultValue;
|
10078 | delete elementData.formattedValue;
|
10079 | });
|
10080 |
|
10081 | let blurListener = event => {
|
10082 | if (elementData.formattedValue) {
|
10083 | event.target.value = elementData.formattedValue;
|
10084 | }
|
10085 |
|
10086 | event.target.scrollLeft = 0;
|
10087 | elementData.beforeInputSelectionRange = null;
|
10088 | };
|
10089 |
|
10090 | if (this.enableScripting && this.hasJSActions) {
|
10091 | element.addEventListener("focus", event => {
|
10092 | if (elementData.userValue) {
|
10093 | event.target.value = elementData.userValue;
|
10094 | }
|
10095 | });
|
10096 | element.addEventListener("updatefromsandbox", jsEvent => {
|
10097 | const actions = {
|
10098 | value(event) {
|
10099 | elementData.userValue = event.detail.value || "";
|
10100 | storage.setValue(id, {
|
10101 | value: elementData.userValue.toString()
|
10102 | });
|
10103 |
|
10104 | if (!elementData.formattedValue) {
|
10105 | event.target.value = elementData.userValue;
|
10106 | }
|
10107 | },
|
10108 |
|
10109 | valueAsString(event) {
|
10110 | elementData.formattedValue = event.detail.valueAsString || "";
|
10111 |
|
10112 | if (event.target !== document.activeElement) {
|
10113 | event.target.value = elementData.formattedValue;
|
10114 | }
|
10115 |
|
10116 | storage.setValue(id, {
|
10117 | formattedValue: elementData.formattedValue
|
10118 | });
|
10119 | },
|
10120 |
|
10121 | selRange(event) {
|
10122 | const [selStart, selEnd] = event.detail.selRange;
|
10123 |
|
10124 | if (selStart >= 0 && selEnd < event.target.value.length) {
|
10125 | event.target.setSelectionRange(selStart, selEnd);
|
10126 | }
|
10127 | }
|
10128 |
|
10129 | };
|
10130 |
|
10131 | this._dispatchEventFromSandbox(actions, jsEvent);
|
10132 | });
|
10133 | element.addEventListener("keydown", event => {
|
10134 | elementData.beforeInputValue = event.target.value;
|
10135 | let commitKey = -1;
|
10136 |
|
10137 | if (event.key === "Escape") {
|
10138 | commitKey = 0;
|
10139 | } else if (event.key === "Enter") {
|
10140 | commitKey = 2;
|
10141 | } else if (event.key === "Tab") {
|
10142 | commitKey = 3;
|
10143 | }
|
10144 |
|
10145 | if (commitKey === -1) {
|
10146 | return;
|
10147 | }
|
10148 |
|
10149 | elementData.userValue = event.target.value;
|
10150 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
10151 | source: this,
|
10152 | detail: {
|
10153 | id,
|
10154 | name: "Keystroke",
|
10155 | value: event.target.value,
|
10156 | willCommit: true,
|
10157 | commitKey,
|
10158 | selStart: event.target.selectionStart,
|
10159 | selEnd: event.target.selectionEnd
|
10160 | }
|
10161 | });
|
10162 | });
|
10163 | const _blurListener = blurListener;
|
10164 | blurListener = null;
|
10165 | element.addEventListener("blur", event => {
|
10166 | if (this._mouseState.isDown) {
|
10167 | elementData.userValue = event.target.value;
|
10168 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
10169 | source: this,
|
10170 | detail: {
|
10171 | id,
|
10172 | name: "Keystroke",
|
10173 | value: event.target.value,
|
10174 | willCommit: true,
|
10175 | commitKey: 1,
|
10176 | selStart: event.target.selectionStart,
|
10177 | selEnd: event.target.selectionEnd
|
10178 | }
|
10179 | });
|
10180 | }
|
10181 |
|
10182 | _blurListener(event);
|
10183 | });
|
10184 | element.addEventListener("mousedown", event => {
|
10185 | elementData.beforeInputValue = event.target.value;
|
10186 | elementData.beforeInputSelectionRange = null;
|
10187 | });
|
10188 | element.addEventListener("keyup", event => {
|
10189 | if (event.target.selectionStart === event.target.selectionEnd) {
|
10190 | elementData.beforeInputSelectionRange = null;
|
10191 | }
|
10192 | });
|
10193 | element.addEventListener("select", event => {
|
10194 | elementData.beforeInputSelectionRange = [event.target.selectionStart, event.target.selectionEnd];
|
10195 | });
|
10196 |
|
10197 | if (this.data.actions?.Keystroke) {
|
10198 | element.addEventListener("input", event => {
|
10199 | let selStart = -1;
|
10200 | let selEnd = -1;
|
10201 |
|
10202 | if (elementData.beforeInputSelectionRange) {
|
10203 | [selStart, selEnd] = elementData.beforeInputSelectionRange;
|
10204 | }
|
10205 |
|
10206 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
10207 | source: this,
|
10208 | detail: {
|
10209 | id,
|
10210 | name: "Keystroke",
|
10211 | value: elementData.beforeInputValue,
|
10212 | change: event.data,
|
10213 | willCommit: false,
|
10214 | selStart,
|
10215 | selEnd
|
10216 | }
|
10217 | });
|
10218 | });
|
10219 | }
|
10220 |
|
10221 | this._setEventListeners(element, [["focus", "Focus"], ["blur", "Blur"], ["mousedown", "Mouse Down"], ["mouseenter", "Mouse Enter"], ["mouseleave", "Mouse Exit"], ["mouseup", "Mouse Up"]], event => event.target.value);
|
10222 | }
|
10223 |
|
10224 | if (blurListener) {
|
10225 | element.addEventListener("blur", blurListener);
|
10226 | }
|
10227 |
|
10228 | if (this.data.maxLen !== null) {
|
10229 | element.maxLength = this.data.maxLen;
|
10230 | }
|
10231 |
|
10232 | if (this.data.comb) {
|
10233 | const fieldWidth = this.data.rect[2] - this.data.rect[0];
|
10234 | const combWidth = fieldWidth / this.data.maxLen;
|
10235 | element.classList.add("comb");
|
10236 | element.style.letterSpacing = `calc(${combWidth}px - 1ch)`;
|
10237 | }
|
10238 | } else {
|
10239 | element = document.createElement("div");
|
10240 | element.textContent = this.data.fieldValue;
|
10241 | element.style.verticalAlign = "middle";
|
10242 | element.style.display = "table-cell";
|
10243 | }
|
10244 |
|
10245 | this._setTextStyle(element);
|
10246 |
|
10247 | this._setBackgroundColor(element);
|
10248 |
|
10249 | this.container.appendChild(element);
|
10250 | return this.container;
|
10251 | }
|
10252 |
|
10253 | _setTextStyle(element) {
|
10254 | const TEXT_ALIGNMENT = ["left", "center", "right"];
|
10255 | const {
|
10256 | fontSize,
|
10257 | fontColor
|
10258 | } = this.data.defaultAppearanceData;
|
10259 | const style = element.style;
|
10260 |
|
10261 | if (fontSize) {
|
10262 | style.fontSize = `${fontSize}px`;
|
10263 | }
|
10264 |
|
10265 | style.color = _util.Util.makeHexColor(fontColor[0], fontColor[1], fontColor[2]);
|
10266 |
|
10267 | if (this.data.textAlignment !== null) {
|
10268 | style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
|
10269 | }
|
10270 | }
|
10271 |
|
10272 | }
|
10273 |
|
10274 | class CheckboxWidgetAnnotationElement extends WidgetAnnotationElement {
|
10275 | constructor(parameters) {
|
10276 | super(parameters, {
|
10277 | isRenderable: parameters.renderForms
|
10278 | });
|
10279 | }
|
10280 |
|
10281 | render() {
|
10282 | const storage = this.annotationStorage;
|
10283 | const data = this.data;
|
10284 | const id = data.id;
|
10285 | let value = storage.getValue(id, {
|
10286 | value: data.exportValue === data.fieldValue
|
10287 | }).value;
|
10288 |
|
10289 | if (typeof value === "string") {
|
10290 | value = value !== "Off";
|
10291 | storage.setValue(id, {
|
10292 | value
|
10293 | });
|
10294 | }
|
10295 |
|
10296 | this.container.className = "buttonWidgetAnnotation checkBox";
|
10297 | const element = document.createElement("input");
|
10298 | GetElementsByNameSet.add(element);
|
10299 | element.disabled = data.readOnly;
|
10300 | element.type = "checkbox";
|
10301 | element.name = data.fieldName;
|
10302 |
|
10303 | if (value) {
|
10304 | element.setAttribute("checked", true);
|
10305 | }
|
10306 |
|
10307 | element.setAttribute("id", id);
|
10308 | element.setAttribute("exportValue", data.exportValue);
|
10309 | element.tabIndex = DEFAULT_TAB_INDEX;
|
10310 | element.addEventListener("change", event => {
|
10311 | const {
|
10312 | name,
|
10313 | checked
|
10314 | } = event.target;
|
10315 |
|
10316 | for (const checkbox of this._getElementsByName(name, id)) {
|
10317 | const curChecked = checked && checkbox.exportValue === data.exportValue;
|
10318 |
|
10319 | if (checkbox.domElement) {
|
10320 | checkbox.domElement.checked = curChecked;
|
10321 | }
|
10322 |
|
10323 | storage.setValue(checkbox.id, {
|
10324 | value: curChecked
|
10325 | });
|
10326 | }
|
10327 |
|
10328 | storage.setValue(id, {
|
10329 | value: checked
|
10330 | });
|
10331 | });
|
10332 | element.addEventListener("resetform", event => {
|
10333 | const defaultValue = data.defaultFieldValue || "Off";
|
10334 | event.target.checked = defaultValue === data.exportValue;
|
10335 | });
|
10336 |
|
10337 | if (this.enableScripting && this.hasJSActions) {
|
10338 | element.addEventListener("updatefromsandbox", jsEvent => {
|
10339 | const actions = {
|
10340 | value(event) {
|
10341 | event.target.checked = event.detail.value !== "Off";
|
10342 | storage.setValue(id, {
|
10343 | value: event.target.checked
|
10344 | });
|
10345 | }
|
10346 |
|
10347 | };
|
10348 |
|
10349 | this._dispatchEventFromSandbox(actions, jsEvent);
|
10350 | });
|
10351 |
|
10352 | this._setEventListeners(element, [["change", "Validate"], ["change", "Action"], ["focus", "Focus"], ["blur", "Blur"], ["mousedown", "Mouse Down"], ["mouseenter", "Mouse Enter"], ["mouseleave", "Mouse Exit"], ["mouseup", "Mouse Up"]], event => event.target.checked);
|
10353 | }
|
10354 |
|
10355 | this._setBackgroundColor(element);
|
10356 |
|
10357 | this.container.appendChild(element);
|
10358 | return this.container;
|
10359 | }
|
10360 |
|
10361 | }
|
10362 |
|
10363 | class RadioButtonWidgetAnnotationElement extends WidgetAnnotationElement {
|
10364 | constructor(parameters) {
|
10365 | super(parameters, {
|
10366 | isRenderable: parameters.renderForms
|
10367 | });
|
10368 | }
|
10369 |
|
10370 | render() {
|
10371 | this.container.className = "buttonWidgetAnnotation radioButton";
|
10372 | const storage = this.annotationStorage;
|
10373 | const data = this.data;
|
10374 | const id = data.id;
|
10375 | let value = storage.getValue(id, {
|
10376 | value: data.fieldValue === data.buttonValue
|
10377 | }).value;
|
10378 |
|
10379 | if (typeof value === "string") {
|
10380 | value = value !== data.buttonValue;
|
10381 | storage.setValue(id, {
|
10382 | value
|
10383 | });
|
10384 | }
|
10385 |
|
10386 | const element = document.createElement("input");
|
10387 | GetElementsByNameSet.add(element);
|
10388 | element.disabled = data.readOnly;
|
10389 | element.type = "radio";
|
10390 | element.name = data.fieldName;
|
10391 |
|
10392 | if (value) {
|
10393 | element.setAttribute("checked", true);
|
10394 | }
|
10395 |
|
10396 | element.setAttribute("id", id);
|
10397 | element.tabIndex = DEFAULT_TAB_INDEX;
|
10398 | element.addEventListener("change", event => {
|
10399 | const {
|
10400 | name,
|
10401 | checked
|
10402 | } = event.target;
|
10403 |
|
10404 | for (const radio of this._getElementsByName(name, id)) {
|
10405 | storage.setValue(radio.id, {
|
10406 | value: false
|
10407 | });
|
10408 | }
|
10409 |
|
10410 | storage.setValue(id, {
|
10411 | value: checked
|
10412 | });
|
10413 | });
|
10414 | element.addEventListener("resetform", event => {
|
10415 | const defaultValue = data.defaultFieldValue;
|
10416 | event.target.checked = defaultValue !== null && defaultValue !== undefined && defaultValue === data.buttonValue;
|
10417 | });
|
10418 |
|
10419 | if (this.enableScripting && this.hasJSActions) {
|
10420 | const pdfButtonValue = data.buttonValue;
|
10421 | element.addEventListener("updatefromsandbox", jsEvent => {
|
10422 | const actions = {
|
10423 | value: event => {
|
10424 | const checked = pdfButtonValue === event.detail.value;
|
10425 |
|
10426 | for (const radio of this._getElementsByName(event.target.name)) {
|
10427 | const curChecked = checked && radio.id === id;
|
10428 |
|
10429 | if (radio.domElement) {
|
10430 | radio.domElement.checked = curChecked;
|
10431 | }
|
10432 |
|
10433 | storage.setValue(radio.id, {
|
10434 | value: curChecked
|
10435 | });
|
10436 | }
|
10437 | }
|
10438 | };
|
10439 |
|
10440 | this._dispatchEventFromSandbox(actions, jsEvent);
|
10441 | });
|
10442 |
|
10443 | this._setEventListeners(element, [["change", "Validate"], ["change", "Action"], ["focus", "Focus"], ["blur", "Blur"], ["mousedown", "Mouse Down"], ["mouseenter", "Mouse Enter"], ["mouseleave", "Mouse Exit"], ["mouseup", "Mouse Up"]], event => event.target.checked);
|
10444 | }
|
10445 |
|
10446 | this._setBackgroundColor(element);
|
10447 |
|
10448 | this.container.appendChild(element);
|
10449 | return this.container;
|
10450 | }
|
10451 |
|
10452 | }
|
10453 |
|
10454 | class PushButtonWidgetAnnotationElement extends LinkAnnotationElement {
|
10455 | constructor(parameters) {
|
10456 | super(parameters, {
|
10457 | ignoreBorder: parameters.data.hasAppearance
|
10458 | });
|
10459 | }
|
10460 |
|
10461 | render() {
|
10462 | const container = super.render();
|
10463 | container.className = "buttonWidgetAnnotation pushButton";
|
10464 |
|
10465 | if (this.data.alternativeText) {
|
10466 | container.title = this.data.alternativeText;
|
10467 | }
|
10468 |
|
10469 | return container;
|
10470 | }
|
10471 |
|
10472 | }
|
10473 |
|
10474 | class ChoiceWidgetAnnotationElement extends WidgetAnnotationElement {
|
10475 | constructor(parameters) {
|
10476 | super(parameters, {
|
10477 | isRenderable: parameters.renderForms
|
10478 | });
|
10479 | }
|
10480 |
|
10481 | render() {
|
10482 | this.container.className = "choiceWidgetAnnotation";
|
10483 | const storage = this.annotationStorage;
|
10484 | const id = this.data.id;
|
10485 | storage.getValue(id, {
|
10486 | value: this.data.fieldValue.length > 0 ? this.data.fieldValue[0] : undefined
|
10487 | });
|
10488 | let {
|
10489 | fontSize
|
10490 | } = this.data.defaultAppearanceData;
|
10491 |
|
10492 | if (!fontSize) {
|
10493 | fontSize = 9;
|
10494 | }
|
10495 |
|
10496 | const fontSizeStyle = `calc(${fontSize}px * var(--zoom-factor))`;
|
10497 | const selectElement = document.createElement("select");
|
10498 | GetElementsByNameSet.add(selectElement);
|
10499 | selectElement.disabled = this.data.readOnly;
|
10500 | selectElement.name = this.data.fieldName;
|
10501 | selectElement.setAttribute("id", id);
|
10502 | selectElement.tabIndex = DEFAULT_TAB_INDEX;
|
10503 | selectElement.style.fontSize = `${fontSize}px`;
|
10504 |
|
10505 | if (!this.data.combo) {
|
10506 | selectElement.size = this.data.options.length;
|
10507 |
|
10508 | if (this.data.multiSelect) {
|
10509 | selectElement.multiple = true;
|
10510 | }
|
10511 | }
|
10512 |
|
10513 | selectElement.addEventListener("resetform", event => {
|
10514 | const defaultValue = this.data.defaultFieldValue;
|
10515 |
|
10516 | for (const option of selectElement.options) {
|
10517 | option.selected = option.value === defaultValue;
|
10518 | }
|
10519 | });
|
10520 |
|
10521 | for (const option of this.data.options) {
|
10522 | const optionElement = document.createElement("option");
|
10523 | optionElement.textContent = option.displayValue;
|
10524 | optionElement.value = option.exportValue;
|
10525 |
|
10526 | if (this.data.combo) {
|
10527 | optionElement.style.fontSize = fontSizeStyle;
|
10528 | }
|
10529 |
|
10530 | if (this.data.fieldValue.includes(option.exportValue)) {
|
10531 | optionElement.setAttribute("selected", true);
|
10532 | }
|
10533 |
|
10534 | selectElement.appendChild(optionElement);
|
10535 | }
|
10536 |
|
10537 | const getValue = (event, isExport) => {
|
10538 | const name = isExport ? "value" : "textContent";
|
10539 | const options = event.target.options;
|
10540 |
|
10541 | if (!event.target.multiple) {
|
10542 | return options.selectedIndex === -1 ? null : options[options.selectedIndex][name];
|
10543 | }
|
10544 |
|
10545 | return Array.prototype.filter.call(options, option => option.selected).map(option => option[name]);
|
10546 | };
|
10547 |
|
10548 | const getItems = event => {
|
10549 | const options = event.target.options;
|
10550 | return Array.prototype.map.call(options, option => {
|
10551 | return {
|
10552 | displayValue: option.textContent,
|
10553 | exportValue: option.value
|
10554 | };
|
10555 | });
|
10556 | };
|
10557 |
|
10558 | if (this.enableScripting && this.hasJSActions) {
|
10559 | selectElement.addEventListener("updatefromsandbox", jsEvent => {
|
10560 | const actions = {
|
10561 | value(event) {
|
10562 | const value = event.detail.value;
|
10563 | const values = new Set(Array.isArray(value) ? value : [value]);
|
10564 |
|
10565 | for (const option of selectElement.options) {
|
10566 | option.selected = values.has(option.value);
|
10567 | }
|
10568 |
|
10569 | storage.setValue(id, {
|
10570 | value: getValue(event, true)
|
10571 | });
|
10572 | },
|
10573 |
|
10574 | multipleSelection(event) {
|
10575 | selectElement.multiple = true;
|
10576 | },
|
10577 |
|
10578 | remove(event) {
|
10579 | const options = selectElement.options;
|
10580 | const index = event.detail.remove;
|
10581 | options[index].selected = false;
|
10582 | selectElement.remove(index);
|
10583 |
|
10584 | if (options.length > 0) {
|
10585 | const i = Array.prototype.findIndex.call(options, option => option.selected);
|
10586 |
|
10587 | if (i === -1) {
|
10588 | options[0].selected = true;
|
10589 | }
|
10590 | }
|
10591 |
|
10592 | storage.setValue(id, {
|
10593 | value: getValue(event, true),
|
10594 | items: getItems(event)
|
10595 | });
|
10596 | },
|
10597 |
|
10598 | clear(event) {
|
10599 | while (selectElement.length !== 0) {
|
10600 | selectElement.remove(0);
|
10601 | }
|
10602 |
|
10603 | storage.setValue(id, {
|
10604 | value: null,
|
10605 | items: []
|
10606 | });
|
10607 | },
|
10608 |
|
10609 | insert(event) {
|
10610 | const {
|
10611 | index,
|
10612 | displayValue,
|
10613 | exportValue
|
10614 | } = event.detail.insert;
|
10615 | const optionElement = document.createElement("option");
|
10616 | optionElement.textContent = displayValue;
|
10617 | optionElement.value = exportValue;
|
10618 | selectElement.insertBefore(optionElement, selectElement.children[index]);
|
10619 | storage.setValue(id, {
|
10620 | value: getValue(event, true),
|
10621 | items: getItems(event)
|
10622 | });
|
10623 | },
|
10624 |
|
10625 | items(event) {
|
10626 | const {
|
10627 | items
|
10628 | } = event.detail;
|
10629 |
|
10630 | while (selectElement.length !== 0) {
|
10631 | selectElement.remove(0);
|
10632 | }
|
10633 |
|
10634 | for (const item of items) {
|
10635 | const {
|
10636 | displayValue,
|
10637 | exportValue
|
10638 | } = item;
|
10639 | const optionElement = document.createElement("option");
|
10640 | optionElement.textContent = displayValue;
|
10641 | optionElement.value = exportValue;
|
10642 | selectElement.appendChild(optionElement);
|
10643 | }
|
10644 |
|
10645 | if (selectElement.options.length > 0) {
|
10646 | selectElement.options[0].selected = true;
|
10647 | }
|
10648 |
|
10649 | storage.setValue(id, {
|
10650 | value: getValue(event, true),
|
10651 | items: getItems(event)
|
10652 | });
|
10653 | },
|
10654 |
|
10655 | indices(event) {
|
10656 | const indices = new Set(event.detail.indices);
|
10657 |
|
10658 | for (const option of event.target.options) {
|
10659 | option.selected = indices.has(option.index);
|
10660 | }
|
10661 |
|
10662 | storage.setValue(id, {
|
10663 | value: getValue(event, true)
|
10664 | });
|
10665 | },
|
10666 |
|
10667 | editable(event) {
|
10668 | event.target.disabled = !event.detail.editable;
|
10669 | }
|
10670 |
|
10671 | };
|
10672 |
|
10673 | this._dispatchEventFromSandbox(actions, jsEvent);
|
10674 | });
|
10675 | selectElement.addEventListener("input", event => {
|
10676 | const exportValue = getValue(event, true);
|
10677 | const value = getValue(event, false);
|
10678 | storage.setValue(id, {
|
10679 | value: exportValue
|
10680 | });
|
10681 | this.linkService.eventBus?.dispatch("dispatcheventinsandbox", {
|
10682 | source: this,
|
10683 | detail: {
|
10684 | id,
|
10685 | name: "Keystroke",
|
10686 | value,
|
10687 | changeEx: exportValue,
|
10688 | willCommit: true,
|
10689 | commitKey: 1,
|
10690 | keyDown: false
|
10691 | }
|
10692 | });
|
10693 | });
|
10694 |
|
10695 | this._setEventListeners(selectElement, [["focus", "Focus"], ["blur", "Blur"], ["mousedown", "Mouse Down"], ["mouseenter", "Mouse Enter"], ["mouseleave", "Mouse Exit"], ["mouseup", "Mouse Up"], ["input", "Action"]], event => event.target.checked);
|
10696 | } else {
|
10697 | selectElement.addEventListener("input", function (event) {
|
10698 | storage.setValue(id, {
|
10699 | value: getValue(event)
|
10700 | });
|
10701 | });
|
10702 | }
|
10703 |
|
10704 | this._setBackgroundColor(selectElement);
|
10705 |
|
10706 | this.container.appendChild(selectElement);
|
10707 | return this.container;
|
10708 | }
|
10709 |
|
10710 | }
|
10711 |
|
10712 | class PopupAnnotationElement extends AnnotationElement {
|
10713 | constructor(parameters) {
|
10714 | const isRenderable = !!(parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
10715 | super(parameters, {
|
10716 | isRenderable
|
10717 | });
|
10718 | }
|
10719 |
|
10720 | render() {
|
10721 | const IGNORE_TYPES = ["Line", "Square", "Circle", "PolyLine", "Polygon", "Ink"];
|
10722 | this.container.className = "popupAnnotation";
|
10723 |
|
10724 | if (IGNORE_TYPES.includes(this.data.parentType)) {
|
10725 | return this.container;
|
10726 | }
|
10727 |
|
10728 | const selector = `[data-annotation-id="${this.data.parentId}"]`;
|
10729 | const parentElements = this.layer.querySelectorAll(selector);
|
10730 |
|
10731 | if (parentElements.length === 0) {
|
10732 | return this.container;
|
10733 | }
|
10734 |
|
10735 | const popup = new PopupElement({
|
10736 | container: this.container,
|
10737 | trigger: Array.from(parentElements),
|
10738 | color: this.data.color,
|
10739 | titleObj: this.data.titleObj,
|
10740 | modificationDate: this.data.modificationDate,
|
10741 | contentsObj: this.data.contentsObj,
|
10742 | richText: this.data.richText
|
10743 | });
|
10744 | const page = this.page;
|
10745 |
|
10746 | const rect = _util.Util.normalizeRect([this.data.parentRect[0], page.view[3] - this.data.parentRect[1] + page.view[1], this.data.parentRect[2], page.view[3] - this.data.parentRect[3] + page.view[1]]);
|
10747 |
|
10748 | const popupLeft = rect[0] + this.data.parentRect[2] - this.data.parentRect[0];
|
10749 | const popupTop = rect[1];
|
10750 | this.container.style.transformOrigin = `${-popupLeft}px ${-popupTop}px`;
|
10751 | this.container.style.left = `${popupLeft}px`;
|
10752 | this.container.style.top = `${popupTop}px`;
|
10753 | this.container.appendChild(popup.render());
|
10754 | return this.container;
|
10755 | }
|
10756 |
|
10757 | }
|
10758 |
|
10759 | class PopupElement {
|
10760 | constructor(parameters) {
|
10761 | this.container = parameters.container;
|
10762 | this.trigger = parameters.trigger;
|
10763 | this.color = parameters.color;
|
10764 | this.titleObj = parameters.titleObj;
|
10765 | this.modificationDate = parameters.modificationDate;
|
10766 | this.contentsObj = parameters.contentsObj;
|
10767 | this.richText = parameters.richText;
|
10768 | this.hideWrapper = parameters.hideWrapper || false;
|
10769 | this.pinned = false;
|
10770 | }
|
10771 |
|
10772 | render() {
|
10773 | const BACKGROUND_ENLIGHT = 0.7;
|
10774 | const wrapper = document.createElement("div");
|
10775 | wrapper.className = "popupWrapper";
|
10776 | this.hideElement = this.hideWrapper ? wrapper : this.container;
|
10777 | this.hideElement.hidden = true;
|
10778 | const popup = document.createElement("div");
|
10779 | popup.className = "popup";
|
10780 | const color = this.color;
|
10781 |
|
10782 | if (color) {
|
10783 | const r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
|
10784 | const g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
|
10785 | const b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
|
10786 | popup.style.backgroundColor = _util.Util.makeHexColor(r | 0, g | 0, b | 0);
|
10787 | }
|
10788 |
|
10789 | const title = document.createElement("h1");
|
10790 | title.dir = this.titleObj.dir;
|
10791 | title.textContent = this.titleObj.str;
|
10792 | popup.appendChild(title);
|
10793 |
|
10794 | const dateObject = _display_utils.PDFDateString.toDateObject(this.modificationDate);
|
10795 |
|
10796 | if (dateObject) {
|
10797 | const modificationDate = document.createElement("span");
|
10798 | modificationDate.className = "popupDate";
|
10799 | modificationDate.textContent = "{{date}}, {{time}}";
|
10800 | modificationDate.dataset.l10nId = "annotation_date_string";
|
10801 | modificationDate.dataset.l10nArgs = JSON.stringify({
|
10802 | date: dateObject.toLocaleDateString(),
|
10803 | time: dateObject.toLocaleTimeString()
|
10804 | });
|
10805 | popup.appendChild(modificationDate);
|
10806 | }
|
10807 |
|
10808 | if (this.richText?.str && (!this.contentsObj?.str || this.contentsObj.str === this.richText.str)) {
|
10809 | _xfa_layer.XfaLayer.render({
|
10810 | xfaHtml: this.richText.html,
|
10811 | intent: "richText",
|
10812 | div: popup
|
10813 | });
|
10814 |
|
10815 | popup.lastChild.className = "richText popupContent";
|
10816 | } else {
|
10817 | const contents = this._formatContents(this.contentsObj);
|
10818 |
|
10819 | popup.appendChild(contents);
|
10820 | }
|
10821 |
|
10822 | if (!Array.isArray(this.trigger)) {
|
10823 | this.trigger = [this.trigger];
|
10824 | }
|
10825 |
|
10826 | for (const element of this.trigger) {
|
10827 | element.addEventListener("click", this._toggle.bind(this));
|
10828 | element.addEventListener("mouseover", this._show.bind(this, false));
|
10829 | element.addEventListener("mouseout", this._hide.bind(this, false));
|
10830 | }
|
10831 |
|
10832 | popup.addEventListener("click", this._hide.bind(this, true));
|
10833 | wrapper.appendChild(popup);
|
10834 | return wrapper;
|
10835 | }
|
10836 |
|
10837 | _formatContents({
|
10838 | str,
|
10839 | dir
|
10840 | }) {
|
10841 | const p = document.createElement("p");
|
10842 | p.className = "popupContent";
|
10843 | p.dir = dir;
|
10844 | const lines = str.split(/(?:\r\n?|\n)/);
|
10845 |
|
10846 | for (let i = 0, ii = lines.length; i < ii; ++i) {
|
10847 | const line = lines[i];
|
10848 | p.appendChild(document.createTextNode(line));
|
10849 |
|
10850 | if (i < ii - 1) {
|
10851 | p.appendChild(document.createElement("br"));
|
10852 | }
|
10853 | }
|
10854 |
|
10855 | return p;
|
10856 | }
|
10857 |
|
10858 | _toggle() {
|
10859 | if (this.pinned) {
|
10860 | this._hide(true);
|
10861 | } else {
|
10862 | this._show(true);
|
10863 | }
|
10864 | }
|
10865 |
|
10866 | _show(pin = false) {
|
10867 | if (pin) {
|
10868 | this.pinned = true;
|
10869 | }
|
10870 |
|
10871 | if (this.hideElement.hidden) {
|
10872 | this.hideElement.hidden = false;
|
10873 | this.container.style.zIndex += 1;
|
10874 | }
|
10875 | }
|
10876 |
|
10877 | _hide(unpin = true) {
|
10878 | if (unpin) {
|
10879 | this.pinned = false;
|
10880 | }
|
10881 |
|
10882 | if (!this.hideElement.hidden && !this.pinned) {
|
10883 | this.hideElement.hidden = true;
|
10884 | this.container.style.zIndex -= 1;
|
10885 | }
|
10886 | }
|
10887 |
|
10888 | }
|
10889 |
|
10890 | class FreeTextAnnotationElement extends AnnotationElement {
|
10891 | constructor(parameters) {
|
10892 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
10893 | super(parameters, {
|
10894 | isRenderable,
|
10895 | ignoreBorder: true
|
10896 | });
|
10897 | }
|
10898 |
|
10899 | render() {
|
10900 | this.container.className = "freeTextAnnotation";
|
10901 |
|
10902 | if (!this.data.hasPopup) {
|
10903 | this._createPopup(null, this.data);
|
10904 | }
|
10905 |
|
10906 | return this.container;
|
10907 | }
|
10908 |
|
10909 | }
|
10910 |
|
10911 | class LineAnnotationElement extends AnnotationElement {
|
10912 | constructor(parameters) {
|
10913 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
10914 | super(parameters, {
|
10915 | isRenderable,
|
10916 | ignoreBorder: true
|
10917 | });
|
10918 | }
|
10919 |
|
10920 | render() {
|
10921 | this.container.className = "lineAnnotation";
|
10922 | const data = this.data;
|
10923 | const width = data.rect[2] - data.rect[0];
|
10924 | const height = data.rect[3] - data.rect[1];
|
10925 | const svg = this.svgFactory.create(width, height);
|
10926 | const line = this.svgFactory.createElement("svg:line");
|
10927 | line.setAttribute("x1", data.rect[2] - data.lineCoordinates[0]);
|
10928 | line.setAttribute("y1", data.rect[3] - data.lineCoordinates[1]);
|
10929 | line.setAttribute("x2", data.rect[2] - data.lineCoordinates[2]);
|
10930 | line.setAttribute("y2", data.rect[3] - data.lineCoordinates[3]);
|
10931 | line.setAttribute("stroke-width", data.borderStyle.width || 1);
|
10932 | line.setAttribute("stroke", "transparent");
|
10933 | line.setAttribute("fill", "transparent");
|
10934 | svg.appendChild(line);
|
10935 | this.container.append(svg);
|
10936 |
|
10937 | this._createPopup(line, data);
|
10938 |
|
10939 | return this.container;
|
10940 | }
|
10941 |
|
10942 | }
|
10943 |
|
10944 | class SquareAnnotationElement extends AnnotationElement {
|
10945 | constructor(parameters) {
|
10946 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
10947 | super(parameters, {
|
10948 | isRenderable,
|
10949 | ignoreBorder: true
|
10950 | });
|
10951 | }
|
10952 |
|
10953 | render() {
|
10954 | this.container.className = "squareAnnotation";
|
10955 | const data = this.data;
|
10956 | const width = data.rect[2] - data.rect[0];
|
10957 | const height = data.rect[3] - data.rect[1];
|
10958 | const svg = this.svgFactory.create(width, height);
|
10959 | const borderWidth = data.borderStyle.width;
|
10960 | const square = this.svgFactory.createElement("svg:rect");
|
10961 | square.setAttribute("x", borderWidth / 2);
|
10962 | square.setAttribute("y", borderWidth / 2);
|
10963 | square.setAttribute("width", width - borderWidth);
|
10964 | square.setAttribute("height", height - borderWidth);
|
10965 | square.setAttribute("stroke-width", borderWidth || 1);
|
10966 | square.setAttribute("stroke", "transparent");
|
10967 | square.setAttribute("fill", "transparent");
|
10968 | svg.appendChild(square);
|
10969 | this.container.append(svg);
|
10970 |
|
10971 | this._createPopup(square, data);
|
10972 |
|
10973 | return this.container;
|
10974 | }
|
10975 |
|
10976 | }
|
10977 |
|
10978 | class CircleAnnotationElement extends AnnotationElement {
|
10979 | constructor(parameters) {
|
10980 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
10981 | super(parameters, {
|
10982 | isRenderable,
|
10983 | ignoreBorder: true
|
10984 | });
|
10985 | }
|
10986 |
|
10987 | render() {
|
10988 | this.container.className = "circleAnnotation";
|
10989 | const data = this.data;
|
10990 | const width = data.rect[2] - data.rect[0];
|
10991 | const height = data.rect[3] - data.rect[1];
|
10992 | const svg = this.svgFactory.create(width, height);
|
10993 | const borderWidth = data.borderStyle.width;
|
10994 | const circle = this.svgFactory.createElement("svg:ellipse");
|
10995 | circle.setAttribute("cx", width / 2);
|
10996 | circle.setAttribute("cy", height / 2);
|
10997 | circle.setAttribute("rx", width / 2 - borderWidth / 2);
|
10998 | circle.setAttribute("ry", height / 2 - borderWidth / 2);
|
10999 | circle.setAttribute("stroke-width", borderWidth || 1);
|
11000 | circle.setAttribute("stroke", "transparent");
|
11001 | circle.setAttribute("fill", "transparent");
|
11002 | svg.appendChild(circle);
|
11003 | this.container.append(svg);
|
11004 |
|
11005 | this._createPopup(circle, data);
|
11006 |
|
11007 | return this.container;
|
11008 | }
|
11009 |
|
11010 | }
|
11011 |
|
11012 | class PolylineAnnotationElement extends AnnotationElement {
|
11013 | constructor(parameters) {
|
11014 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11015 | super(parameters, {
|
11016 | isRenderable,
|
11017 | ignoreBorder: true
|
11018 | });
|
11019 | this.containerClassName = "polylineAnnotation";
|
11020 | this.svgElementName = "svg:polyline";
|
11021 | }
|
11022 |
|
11023 | render() {
|
11024 | this.container.className = this.containerClassName;
|
11025 | const data = this.data;
|
11026 | const width = data.rect[2] - data.rect[0];
|
11027 | const height = data.rect[3] - data.rect[1];
|
11028 | const svg = this.svgFactory.create(width, height);
|
11029 | let points = [];
|
11030 |
|
11031 | for (const coordinate of data.vertices) {
|
11032 | const x = coordinate.x - data.rect[0];
|
11033 | const y = data.rect[3] - coordinate.y;
|
11034 | points.push(x + "," + y);
|
11035 | }
|
11036 |
|
11037 | points = points.join(" ");
|
11038 | const polyline = this.svgFactory.createElement(this.svgElementName);
|
11039 | polyline.setAttribute("points", points);
|
11040 | polyline.setAttribute("stroke-width", data.borderStyle.width || 1);
|
11041 | polyline.setAttribute("stroke", "transparent");
|
11042 | polyline.setAttribute("fill", "transparent");
|
11043 | svg.appendChild(polyline);
|
11044 | this.container.append(svg);
|
11045 |
|
11046 | this._createPopup(polyline, data);
|
11047 |
|
11048 | return this.container;
|
11049 | }
|
11050 |
|
11051 | }
|
11052 |
|
11053 | class PolygonAnnotationElement extends PolylineAnnotationElement {
|
11054 | constructor(parameters) {
|
11055 | super(parameters);
|
11056 | this.containerClassName = "polygonAnnotation";
|
11057 | this.svgElementName = "svg:polygon";
|
11058 | }
|
11059 |
|
11060 | }
|
11061 |
|
11062 | class CaretAnnotationElement extends AnnotationElement {
|
11063 | constructor(parameters) {
|
11064 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11065 | super(parameters, {
|
11066 | isRenderable,
|
11067 | ignoreBorder: true
|
11068 | });
|
11069 | }
|
11070 |
|
11071 | render() {
|
11072 | this.container.className = "caretAnnotation";
|
11073 |
|
11074 | if (!this.data.hasPopup) {
|
11075 | this._createPopup(null, this.data);
|
11076 | }
|
11077 |
|
11078 | return this.container;
|
11079 | }
|
11080 |
|
11081 | }
|
11082 |
|
11083 | class InkAnnotationElement extends AnnotationElement {
|
11084 | constructor(parameters) {
|
11085 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11086 | super(parameters, {
|
11087 | isRenderable,
|
11088 | ignoreBorder: true
|
11089 | });
|
11090 | this.containerClassName = "inkAnnotation";
|
11091 | this.svgElementName = "svg:polyline";
|
11092 | }
|
11093 |
|
11094 | render() {
|
11095 | this.container.className = this.containerClassName;
|
11096 | const data = this.data;
|
11097 | const width = data.rect[2] - data.rect[0];
|
11098 | const height = data.rect[3] - data.rect[1];
|
11099 | const svg = this.svgFactory.create(width, height);
|
11100 |
|
11101 | for (const inkList of data.inkLists) {
|
11102 | let points = [];
|
11103 |
|
11104 | for (const coordinate of inkList) {
|
11105 | const x = coordinate.x - data.rect[0];
|
11106 | const y = data.rect[3] - coordinate.y;
|
11107 | points.push(`${x},${y}`);
|
11108 | }
|
11109 |
|
11110 | points = points.join(" ");
|
11111 | const polyline = this.svgFactory.createElement(this.svgElementName);
|
11112 | polyline.setAttribute("points", points);
|
11113 | polyline.setAttribute("stroke-width", data.borderStyle.width || 1);
|
11114 | polyline.setAttribute("stroke", "transparent");
|
11115 | polyline.setAttribute("fill", "transparent");
|
11116 |
|
11117 | this._createPopup(polyline, data);
|
11118 |
|
11119 | svg.appendChild(polyline);
|
11120 | }
|
11121 |
|
11122 | this.container.append(svg);
|
11123 | return this.container;
|
11124 | }
|
11125 |
|
11126 | }
|
11127 |
|
11128 | class HighlightAnnotationElement extends AnnotationElement {
|
11129 | constructor(parameters) {
|
11130 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11131 | super(parameters, {
|
11132 | isRenderable,
|
11133 | ignoreBorder: true,
|
11134 | createQuadrilaterals: true
|
11135 | });
|
11136 | }
|
11137 |
|
11138 | render() {
|
11139 | if (!this.data.hasPopup) {
|
11140 | this._createPopup(null, this.data);
|
11141 | }
|
11142 |
|
11143 | if (this.quadrilaterals) {
|
11144 | return this._renderQuadrilaterals("highlightAnnotation");
|
11145 | }
|
11146 |
|
11147 | this.container.className = "highlightAnnotation";
|
11148 | return this.container;
|
11149 | }
|
11150 |
|
11151 | }
|
11152 |
|
11153 | class UnderlineAnnotationElement extends AnnotationElement {
|
11154 | constructor(parameters) {
|
11155 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11156 | super(parameters, {
|
11157 | isRenderable,
|
11158 | ignoreBorder: true,
|
11159 | createQuadrilaterals: true
|
11160 | });
|
11161 | }
|
11162 |
|
11163 | render() {
|
11164 | if (!this.data.hasPopup) {
|
11165 | this._createPopup(null, this.data);
|
11166 | }
|
11167 |
|
11168 | if (this.quadrilaterals) {
|
11169 | return this._renderQuadrilaterals("underlineAnnotation");
|
11170 | }
|
11171 |
|
11172 | this.container.className = "underlineAnnotation";
|
11173 | return this.container;
|
11174 | }
|
11175 |
|
11176 | }
|
11177 |
|
11178 | class SquigglyAnnotationElement extends AnnotationElement {
|
11179 | constructor(parameters) {
|
11180 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11181 | super(parameters, {
|
11182 | isRenderable,
|
11183 | ignoreBorder: true,
|
11184 | createQuadrilaterals: true
|
11185 | });
|
11186 | }
|
11187 |
|
11188 | render() {
|
11189 | if (!this.data.hasPopup) {
|
11190 | this._createPopup(null, this.data);
|
11191 | }
|
11192 |
|
11193 | if (this.quadrilaterals) {
|
11194 | return this._renderQuadrilaterals("squigglyAnnotation");
|
11195 | }
|
11196 |
|
11197 | this.container.className = "squigglyAnnotation";
|
11198 | return this.container;
|
11199 | }
|
11200 |
|
11201 | }
|
11202 |
|
11203 | class StrikeOutAnnotationElement extends AnnotationElement {
|
11204 | constructor(parameters) {
|
11205 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11206 | super(parameters, {
|
11207 | isRenderable,
|
11208 | ignoreBorder: true,
|
11209 | createQuadrilaterals: true
|
11210 | });
|
11211 | }
|
11212 |
|
11213 | render() {
|
11214 | if (!this.data.hasPopup) {
|
11215 | this._createPopup(null, this.data);
|
11216 | }
|
11217 |
|
11218 | if (this.quadrilaterals) {
|
11219 | return this._renderQuadrilaterals("strikeoutAnnotation");
|
11220 | }
|
11221 |
|
11222 | this.container.className = "strikeoutAnnotation";
|
11223 | return this.container;
|
11224 | }
|
11225 |
|
11226 | }
|
11227 |
|
11228 | class StampAnnotationElement extends AnnotationElement {
|
11229 | constructor(parameters) {
|
11230 | const isRenderable = !!(parameters.data.hasPopup || parameters.data.titleObj?.str || parameters.data.contentsObj?.str || parameters.data.richText?.str);
|
11231 | super(parameters, {
|
11232 | isRenderable,
|
11233 | ignoreBorder: true
|
11234 | });
|
11235 | }
|
11236 |
|
11237 | render() {
|
11238 | this.container.className = "stampAnnotation";
|
11239 |
|
11240 | if (!this.data.hasPopup) {
|
11241 | this._createPopup(null, this.data);
|
11242 | }
|
11243 |
|
11244 | return this.container;
|
11245 | }
|
11246 |
|
11247 | }
|
11248 |
|
11249 | class FileAttachmentAnnotationElement extends AnnotationElement {
|
11250 | constructor(parameters) {
|
11251 | super(parameters, {
|
11252 | isRenderable: true
|
11253 | });
|
11254 | const {
|
11255 | filename,
|
11256 | content
|
11257 | } = this.data.file;
|
11258 | this.filename = (0, _display_utils.getFilenameFromUrl)(filename);
|
11259 | this.content = content;
|
11260 | this.linkService.eventBus?.dispatch("fileattachmentannotation", {
|
11261 | source: this,
|
11262 | id: (0, _util.stringToPDFString)(filename),
|
11263 | filename,
|
11264 | content
|
11265 | });
|
11266 | }
|
11267 |
|
11268 | render() {
|
11269 | this.container.className = "fileAttachmentAnnotation";
|
11270 | const trigger = document.createElement("div");
|
11271 | trigger.style.height = this.container.style.height;
|
11272 | trigger.style.width = this.container.style.width;
|
11273 | trigger.addEventListener("dblclick", this._download.bind(this));
|
11274 |
|
11275 | if (!this.data.hasPopup && (this.data.titleObj?.str || this.data.contentsObj?.str || this.data.richText)) {
|
11276 | this._createPopup(trigger, this.data);
|
11277 | }
|
11278 |
|
11279 | this.container.appendChild(trigger);
|
11280 | return this.container;
|
11281 | }
|
11282 |
|
11283 | _download() {
|
11284 | this.downloadManager?.openOrDownloadData(this.container, this.content, this.filename);
|
11285 | }
|
11286 |
|
11287 | }
|
11288 |
|
11289 | class AnnotationLayer {
|
11290 | static render(parameters) {
|
11291 | const sortedAnnotations = [],
|
11292 | popupAnnotations = [];
|
11293 |
|
11294 | for (const data of parameters.annotations) {
|
11295 | if (!data) {
|
11296 | continue;
|
11297 | }
|
11298 |
|
11299 | if (data.annotationType === _util.AnnotationType.POPUP) {
|
11300 | popupAnnotations.push(data);
|
11301 | continue;
|
11302 | }
|
11303 |
|
11304 | sortedAnnotations.push(data);
|
11305 | }
|
11306 |
|
11307 | if (popupAnnotations.length) {
|
11308 | sortedAnnotations.push(...popupAnnotations);
|
11309 | }
|
11310 |
|
11311 | const div = parameters.div;
|
11312 |
|
11313 | for (const data of sortedAnnotations) {
|
11314 | const element = AnnotationElementFactory.create({
|
11315 | data,
|
11316 | layer: div,
|
11317 | page: parameters.page,
|
11318 | viewport: parameters.viewport,
|
11319 | linkService: parameters.linkService,
|
11320 | downloadManager: parameters.downloadManager,
|
11321 | imageResourcesPath: parameters.imageResourcesPath || "",
|
11322 | renderForms: parameters.renderForms !== false,
|
11323 | svgFactory: new _display_utils.DOMSVGFactory(),
|
11324 | annotationStorage: parameters.annotationStorage || new _annotation_storage.AnnotationStorage(),
|
11325 | enableScripting: parameters.enableScripting,
|
11326 | hasJSActions: parameters.hasJSActions,
|
11327 | fieldObjects: parameters.fieldObjects,
|
11328 | mouseState: parameters.mouseState || {
|
11329 | isDown: false
|
11330 | }
|
11331 | });
|
11332 |
|
11333 | if (element.isRenderable) {
|
11334 | const rendered = element.render();
|
11335 |
|
11336 | if (data.hidden) {
|
11337 | rendered.style.visibility = "hidden";
|
11338 | }
|
11339 |
|
11340 | if (Array.isArray(rendered)) {
|
11341 | for (const renderedElement of rendered) {
|
11342 | div.appendChild(renderedElement);
|
11343 | }
|
11344 | } else {
|
11345 | if (element instanceof PopupAnnotationElement) {
|
11346 | div.prepend(rendered);
|
11347 | } else {
|
11348 | div.appendChild(rendered);
|
11349 | }
|
11350 | }
|
11351 | }
|
11352 | }
|
11353 |
|
11354 | this.#setAnnotationCanvasMap(div, parameters.annotationCanvasMap);
|
11355 | }
|
11356 |
|
11357 | static update(parameters) {
|
11358 | const {
|
11359 | page,
|
11360 | viewport,
|
11361 | annotations,
|
11362 | annotationCanvasMap,
|
11363 | div
|
11364 | } = parameters;
|
11365 | const transform = viewport.transform;
|
11366 | const matrix = `matrix(${transform.join(",")})`;
|
11367 | let scale, ownMatrix;
|
11368 |
|
11369 | for (const data of annotations) {
|
11370 | const elements = div.querySelectorAll(`[data-annotation-id="${data.id}"]`);
|
11371 |
|
11372 | if (elements) {
|
11373 | for (const element of elements) {
|
11374 | if (data.hasOwnCanvas) {
|
11375 | const rect = _util.Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
|
11376 |
|
11377 | if (!ownMatrix) {
|
11378 | scale = Math.abs(transform[0] || transform[1]);
|
11379 | const ownTransform = transform.slice();
|
11380 |
|
11381 | for (let i = 0; i < 4; i++) {
|
11382 | ownTransform[i] = Math.sign(ownTransform[i]);
|
11383 | }
|
11384 |
|
11385 | ownMatrix = `matrix(${ownTransform.join(",")})`;
|
11386 | }
|
11387 |
|
11388 | const left = rect[0] * scale;
|
11389 | const top = rect[1] * scale;
|
11390 | element.style.left = `${left}px`;
|
11391 | element.style.top = `${top}px`;
|
11392 | element.style.transformOrigin = `${-left}px ${-top}px`;
|
11393 | element.style.transform = ownMatrix;
|
11394 | } else {
|
11395 | element.style.transform = matrix;
|
11396 | }
|
11397 | }
|
11398 | }
|
11399 | }
|
11400 |
|
11401 | this.#setAnnotationCanvasMap(div, annotationCanvasMap);
|
11402 | div.hidden = false;
|
11403 | }
|
11404 |
|
11405 | static #setAnnotationCanvasMap(div, annotationCanvasMap) {
|
11406 | if (!annotationCanvasMap) {
|
11407 | return;
|
11408 | }
|
11409 |
|
11410 | for (const [id, canvas] of annotationCanvasMap) {
|
11411 | const element = div.querySelector(`[data-annotation-id="${id}"]`);
|
11412 |
|
11413 | if (!element) {
|
11414 | continue;
|
11415 | }
|
11416 |
|
11417 | const {
|
11418 | firstChild
|
11419 | } = element;
|
11420 |
|
11421 | if (firstChild.nodeName === "CANVAS") {
|
11422 | element.replaceChild(canvas, firstChild);
|
11423 | } else {
|
11424 | element.insertBefore(canvas, firstChild);
|
11425 | }
|
11426 | }
|
11427 |
|
11428 | annotationCanvasMap.clear();
|
11429 | }
|
11430 |
|
11431 | }
|
11432 |
|
11433 | exports.AnnotationLayer = AnnotationLayer;
|
11434 |
|
11435 | }),
|
11436 |
|
11437 | ((__unused_webpack_module, exports) => {
|
11438 |
|
11439 |
|
11440 |
|
11441 | Object.defineProperty(exports, "__esModule", ({
|
11442 | value: true
|
11443 | }));
|
11444 | exports.ColorConverters = void 0;
|
11445 |
|
11446 | function makeColorComp(n) {
|
11447 | return Math.floor(Math.max(0, Math.min(1, n)) * 255).toString(16).padStart(2, "0");
|
11448 | }
|
11449 |
|
11450 | class ColorConverters {
|
11451 | static CMYK_G([c, y, m, k]) {
|
11452 | return ["G", 1 - Math.min(1, 0.3 * c + 0.59 * m + 0.11 * y + k)];
|
11453 | }
|
11454 |
|
11455 | static G_CMYK([g]) {
|
11456 | return ["CMYK", 0, 0, 0, 1 - g];
|
11457 | }
|
11458 |
|
11459 | static G_RGB([g]) {
|
11460 | return ["RGB", g, g, g];
|
11461 | }
|
11462 |
|
11463 | static G_HTML([g]) {
|
11464 | const G = makeColorComp(g);
|
11465 | return `#${G}${G}${G}`;
|
11466 | }
|
11467 |
|
11468 | static RGB_G([r, g, b]) {
|
11469 | return ["G", 0.3 * r + 0.59 * g + 0.11 * b];
|
11470 | }
|
11471 |
|
11472 | static RGB_HTML([r, g, b]) {
|
11473 | const R = makeColorComp(r);
|
11474 | const G = makeColorComp(g);
|
11475 | const B = makeColorComp(b);
|
11476 | return `#${R}${G}${B}`;
|
11477 | }
|
11478 |
|
11479 | static T_HTML() {
|
11480 | return "#00000000";
|
11481 | }
|
11482 |
|
11483 | static CMYK_RGB([c, y, m, k]) {
|
11484 | return ["RGB", 1 - Math.min(1, c + k), 1 - Math.min(1, m + k), 1 - Math.min(1, y + k)];
|
11485 | }
|
11486 |
|
11487 | static CMYK_HTML(components) {
|
11488 | return this.RGB_HTML(this.CMYK_RGB(components));
|
11489 | }
|
11490 |
|
11491 | static RGB_CMYK([r, g, b]) {
|
11492 | const c = 1 - r;
|
11493 | const m = 1 - g;
|
11494 | const y = 1 - b;
|
11495 | const k = Math.min(c, m, y);
|
11496 | return ["CMYK", c, m, y, k];
|
11497 | }
|
11498 |
|
11499 | }
|
11500 |
|
11501 | exports.ColorConverters = ColorConverters;
|
11502 |
|
11503 | }),
|
11504 |
|
11505 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
11506 |
|
11507 |
|
11508 |
|
11509 | Object.defineProperty(exports, "__esModule", ({
|
11510 | value: true
|
11511 | }));
|
11512 | exports.XfaLayer = void 0;
|
11513 |
|
11514 | var _util = __w_pdfjs_require__(2);
|
11515 |
|
11516 | var _xfa_text = __w_pdfjs_require__(17);
|
11517 |
|
11518 | class XfaLayer {
|
11519 | static setupStorage(html, id, element, storage, intent) {
|
11520 | const storedData = storage.getValue(id, {
|
11521 | value: null
|
11522 | });
|
11523 |
|
11524 | switch (element.name) {
|
11525 | case "textarea":
|
11526 | if (storedData.value !== null) {
|
11527 | html.textContent = storedData.value;
|
11528 | }
|
11529 |
|
11530 | if (intent === "print") {
|
11531 | break;
|
11532 | }
|
11533 |
|
11534 | html.addEventListener("input", event => {
|
11535 | storage.setValue(id, {
|
11536 | value: event.target.value
|
11537 | });
|
11538 | });
|
11539 | break;
|
11540 |
|
11541 | case "input":
|
11542 | if (element.attributes.type === "radio" || element.attributes.type === "checkbox") {
|
11543 | if (storedData.value === element.attributes.xfaOn) {
|
11544 | html.setAttribute("checked", true);
|
11545 | } else if (storedData.value === element.attributes.xfaOff) {
|
11546 | html.removeAttribute("checked");
|
11547 | }
|
11548 |
|
11549 | if (intent === "print") {
|
11550 | break;
|
11551 | }
|
11552 |
|
11553 | html.addEventListener("change", event => {
|
11554 | storage.setValue(id, {
|
11555 | value: event.target.checked ? event.target.getAttribute("xfaOn") : event.target.getAttribute("xfaOff")
|
11556 | });
|
11557 | });
|
11558 | } else {
|
11559 | if (storedData.value !== null) {
|
11560 | html.setAttribute("value", storedData.value);
|
11561 | }
|
11562 |
|
11563 | if (intent === "print") {
|
11564 | break;
|
11565 | }
|
11566 |
|
11567 | html.addEventListener("input", event => {
|
11568 | storage.setValue(id, {
|
11569 | value: event.target.value
|
11570 | });
|
11571 | });
|
11572 | }
|
11573 |
|
11574 | break;
|
11575 |
|
11576 | case "select":
|
11577 | if (storedData.value !== null) {
|
11578 | for (const option of element.children) {
|
11579 | if (option.attributes.value === storedData.value) {
|
11580 | option.attributes.selected = true;
|
11581 | }
|
11582 | }
|
11583 | }
|
11584 |
|
11585 | html.addEventListener("input", event => {
|
11586 | const options = event.target.options;
|
11587 | const value = options.selectedIndex === -1 ? "" : options[options.selectedIndex].value;
|
11588 | storage.setValue(id, {
|
11589 | value
|
11590 | });
|
11591 | });
|
11592 | break;
|
11593 | }
|
11594 | }
|
11595 |
|
11596 | static setAttributes({
|
11597 | html,
|
11598 | element,
|
11599 | storage = null,
|
11600 | intent,
|
11601 | linkService
|
11602 | }) {
|
11603 | const {
|
11604 | attributes
|
11605 | } = element;
|
11606 | const isHTMLAnchorElement = html instanceof HTMLAnchorElement;
|
11607 |
|
11608 | if (attributes.type === "radio") {
|
11609 | attributes.name = `${attributes.name}-${intent}`;
|
11610 | }
|
11611 |
|
11612 | for (const [key, value] of Object.entries(attributes)) {
|
11613 | if (value === null || value === undefined || key === "dataId") {
|
11614 | continue;
|
11615 | }
|
11616 |
|
11617 | if (key !== "style") {
|
11618 | if (key === "textContent") {
|
11619 | html.textContent = value;
|
11620 | } else if (key === "class") {
|
11621 | if (value.length) {
|
11622 | html.setAttribute(key, value.join(" "));
|
11623 | }
|
11624 | } else {
|
11625 | if (isHTMLAnchorElement && (key === "href" || key === "newWindow")) {
|
11626 | continue;
|
11627 | }
|
11628 |
|
11629 | html.setAttribute(key, value);
|
11630 | }
|
11631 | } else {
|
11632 | Object.assign(html.style, value);
|
11633 | }
|
11634 | }
|
11635 |
|
11636 | if (isHTMLAnchorElement) {
|
11637 | if (!linkService.addLinkAttributes) {
|
11638 | (0, _util.warn)("XfaLayer.setAttribute - missing `addLinkAttributes`-method on the `linkService`-instance.");
|
11639 | }
|
11640 |
|
11641 | linkService.addLinkAttributes?.(html, attributes.href, attributes.newWindow);
|
11642 | }
|
11643 |
|
11644 | if (storage && attributes.dataId) {
|
11645 | this.setupStorage(html, attributes.dataId, element, storage);
|
11646 | }
|
11647 | }
|
11648 |
|
11649 | static render(parameters) {
|
11650 | const storage = parameters.annotationStorage;
|
11651 | const linkService = parameters.linkService;
|
11652 | const root = parameters.xfaHtml;
|
11653 | const intent = parameters.intent || "display";
|
11654 | const rootHtml = document.createElement(root.name);
|
11655 |
|
11656 | if (root.attributes) {
|
11657 | this.setAttributes({
|
11658 | html: rootHtml,
|
11659 | element: root,
|
11660 | intent,
|
11661 | linkService
|
11662 | });
|
11663 | }
|
11664 |
|
11665 | const stack = [[root, -1, rootHtml]];
|
11666 | const rootDiv = parameters.div;
|
11667 | rootDiv.appendChild(rootHtml);
|
11668 |
|
11669 | if (parameters.viewport) {
|
11670 | const transform = `matrix(${parameters.viewport.transform.join(",")})`;
|
11671 | rootDiv.style.transform = transform;
|
11672 | }
|
11673 |
|
11674 | if (intent !== "richText") {
|
11675 | rootDiv.setAttribute("class", "xfaLayer xfaFont");
|
11676 | }
|
11677 |
|
11678 | const textDivs = [];
|
11679 |
|
11680 | while (stack.length > 0) {
|
11681 | const [parent, i, html] = stack[stack.length - 1];
|
11682 |
|
11683 | if (i + 1 === parent.children.length) {
|
11684 | stack.pop();
|
11685 | continue;
|
11686 | }
|
11687 |
|
11688 | const child = parent.children[++stack[stack.length - 1][1]];
|
11689 |
|
11690 | if (child === null) {
|
11691 | continue;
|
11692 | }
|
11693 |
|
11694 | const {
|
11695 | name
|
11696 | } = child;
|
11697 |
|
11698 | if (name === "#text") {
|
11699 | const node = document.createTextNode(child.value);
|
11700 | textDivs.push(node);
|
11701 | html.appendChild(node);
|
11702 | continue;
|
11703 | }
|
11704 |
|
11705 | let childHtml;
|
11706 |
|
11707 | if (child?.attributes?.xmlns) {
|
11708 | childHtml = document.createElementNS(child.attributes.xmlns, name);
|
11709 | } else {
|
11710 | childHtml = document.createElement(name);
|
11711 | }
|
11712 |
|
11713 | html.appendChild(childHtml);
|
11714 |
|
11715 | if (child.attributes) {
|
11716 | this.setAttributes({
|
11717 | html: childHtml,
|
11718 | element: child,
|
11719 | storage,
|
11720 | intent,
|
11721 | linkService
|
11722 | });
|
11723 | }
|
11724 |
|
11725 | if (child.children && child.children.length > 0) {
|
11726 | stack.push([child, -1, childHtml]);
|
11727 | } else if (child.value) {
|
11728 | const node = document.createTextNode(child.value);
|
11729 |
|
11730 | if (_xfa_text.XfaText.shouldBuildText(name)) {
|
11731 | textDivs.push(node);
|
11732 | }
|
11733 |
|
11734 | childHtml.appendChild(node);
|
11735 | }
|
11736 | }
|
11737 |
|
11738 | for (const el of rootDiv.querySelectorAll(".xfaNonInteractive input, .xfaNonInteractive textarea")) {
|
11739 | el.setAttribute("readOnly", true);
|
11740 | }
|
11741 |
|
11742 | return {
|
11743 | textDivs
|
11744 | };
|
11745 | }
|
11746 |
|
11747 | static update(parameters) {
|
11748 | const transform = `matrix(${parameters.viewport.transform.join(",")})`;
|
11749 | parameters.div.style.transform = transform;
|
11750 | parameters.div.hidden = false;
|
11751 | }
|
11752 |
|
11753 | }
|
11754 |
|
11755 | exports.XfaLayer = XfaLayer;
|
11756 |
|
11757 | }),
|
11758 |
|
11759 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
11760 |
|
11761 |
|
11762 |
|
11763 | Object.defineProperty(exports, "__esModule", ({
|
11764 | value: true
|
11765 | }));
|
11766 | exports.renderTextLayer = renderTextLayer;
|
11767 |
|
11768 | var _util = __w_pdfjs_require__(2);
|
11769 |
|
11770 | const MAX_TEXT_DIVS_TO_RENDER = 100000;
|
11771 | const DEFAULT_FONT_SIZE = 30;
|
11772 | const DEFAULT_FONT_ASCENT = 0.8;
|
11773 | const ascentCache = new Map();
|
11774 | const AllWhitespaceRegexp = /^\s+$/g;
|
11775 |
|
11776 | function getAscent(fontFamily, ctx) {
|
11777 | const cachedAscent = ascentCache.get(fontFamily);
|
11778 |
|
11779 | if (cachedAscent) {
|
11780 | return cachedAscent;
|
11781 | }
|
11782 |
|
11783 | ctx.save();
|
11784 | ctx.font = `${DEFAULT_FONT_SIZE}px ${fontFamily}`;
|
11785 | const metrics = ctx.measureText("");
|
11786 | let ascent = metrics.fontBoundingBoxAscent;
|
11787 | let descent = Math.abs(metrics.fontBoundingBoxDescent);
|
11788 |
|
11789 | if (ascent) {
|
11790 | ctx.restore();
|
11791 | const ratio = ascent / (ascent + descent);
|
11792 | ascentCache.set(fontFamily, ratio);
|
11793 | return ratio;
|
11794 | }
|
11795 |
|
11796 | ctx.strokeStyle = "red";
|
11797 | ctx.clearRect(0, 0, DEFAULT_FONT_SIZE, DEFAULT_FONT_SIZE);
|
11798 | ctx.strokeText("g", 0, 0);
|
11799 | let pixels = ctx.getImageData(0, 0, DEFAULT_FONT_SIZE, DEFAULT_FONT_SIZE).data;
|
11800 | descent = 0;
|
11801 |
|
11802 | for (let i = pixels.length - 1 - 3; i >= 0; i -= 4) {
|
11803 | if (pixels[i] > 0) {
|
11804 | descent = Math.ceil(i / 4 / DEFAULT_FONT_SIZE);
|
11805 | break;
|
11806 | }
|
11807 | }
|
11808 |
|
11809 | ctx.clearRect(0, 0, DEFAULT_FONT_SIZE, DEFAULT_FONT_SIZE);
|
11810 | ctx.strokeText("A", 0, DEFAULT_FONT_SIZE);
|
11811 | pixels = ctx.getImageData(0, 0, DEFAULT_FONT_SIZE, DEFAULT_FONT_SIZE).data;
|
11812 | ascent = 0;
|
11813 |
|
11814 | for (let i = 0, ii = pixels.length; i < ii; i += 4) {
|
11815 | if (pixels[i] > 0) {
|
11816 | ascent = DEFAULT_FONT_SIZE - Math.floor(i / 4 / DEFAULT_FONT_SIZE);
|
11817 | break;
|
11818 | }
|
11819 | }
|
11820 |
|
11821 | ctx.restore();
|
11822 |
|
11823 | if (ascent) {
|
11824 | const ratio = ascent / (ascent + descent);
|
11825 | ascentCache.set(fontFamily, ratio);
|
11826 | return ratio;
|
11827 | }
|
11828 |
|
11829 | ascentCache.set(fontFamily, DEFAULT_FONT_ASCENT);
|
11830 | return DEFAULT_FONT_ASCENT;
|
11831 | }
|
11832 |
|
11833 | function appendText(task, geom, styles, ctx) {
|
11834 | const textDiv = document.createElement("span");
|
11835 | const textDivProperties = task._enhanceTextSelection ? {
|
11836 | angle: 0,
|
11837 | canvasWidth: 0,
|
11838 | hasText: geom.str !== "",
|
11839 | hasEOL: geom.hasEOL,
|
11840 | originalTransform: null,
|
11841 | paddingBottom: 0,
|
11842 | paddingLeft: 0,
|
11843 | paddingRight: 0,
|
11844 | paddingTop: 0,
|
11845 | scale: 1
|
11846 | } : {
|
11847 | angle: 0,
|
11848 | canvasWidth: 0,
|
11849 | hasText: geom.str !== "",
|
11850 | hasEOL: geom.hasEOL
|
11851 | };
|
11852 |
|
11853 | task._textDivs.push(textDiv);
|
11854 |
|
11855 | const tx = _util.Util.transform(task._viewport.transform, geom.transform);
|
11856 |
|
11857 | let angle = Math.atan2(tx[1], tx[0]);
|
11858 | const style = styles[geom.fontName];
|
11859 |
|
11860 | if (style.vertical) {
|
11861 | angle += Math.PI / 2;
|
11862 | }
|
11863 |
|
11864 | const fontHeight = Math.hypot(tx[2], tx[3]);
|
11865 | const fontAscent = fontHeight * getAscent(style.fontFamily, ctx);
|
11866 | let left, top;
|
11867 |
|
11868 | if (angle === 0) {
|
11869 | left = tx[4];
|
11870 | top = tx[5] - fontAscent;
|
11871 | } else {
|
11872 | left = tx[4] + fontAscent * Math.sin(angle);
|
11873 | top = tx[5] - fontAscent * Math.cos(angle);
|
11874 | }
|
11875 |
|
11876 | textDiv.style.left = `${left}px`;
|
11877 | textDiv.style.top = `${top}px`;
|
11878 | textDiv.style.fontSize = `${fontHeight}px`;
|
11879 | textDiv.style.fontFamily = style.fontFamily;
|
11880 | textDiv.setAttribute("role", "presentation");
|
11881 | textDiv.textContent = geom.str;
|
11882 | textDiv.dir = geom.dir;
|
11883 |
|
11884 | if (task._fontInspectorEnabled) {
|
11885 | textDiv.dataset.fontName = geom.fontName;
|
11886 | }
|
11887 |
|
11888 | if (angle !== 0) {
|
11889 | textDivProperties.angle = angle * (180 / Math.PI);
|
11890 | }
|
11891 |
|
11892 | let shouldScaleText = false;
|
11893 |
|
11894 | if (geom.str.length > 1 || task._enhanceTextSelection && AllWhitespaceRegexp.test(geom.str)) {
|
11895 | shouldScaleText = true;
|
11896 | } else if (geom.str !== " " && geom.transform[0] !== geom.transform[3]) {
|
11897 | const absScaleX = Math.abs(geom.transform[0]),
|
11898 | absScaleY = Math.abs(geom.transform[3]);
|
11899 |
|
11900 | if (absScaleX !== absScaleY && Math.max(absScaleX, absScaleY) / Math.min(absScaleX, absScaleY) > 1.5) {
|
11901 | shouldScaleText = true;
|
11902 | }
|
11903 | }
|
11904 |
|
11905 | if (shouldScaleText) {
|
11906 | if (style.vertical) {
|
11907 | textDivProperties.canvasWidth = geom.height * task._viewport.scale;
|
11908 | } else {
|
11909 | textDivProperties.canvasWidth = geom.width * task._viewport.scale;
|
11910 | }
|
11911 | }
|
11912 |
|
11913 | task._textDivProperties.set(textDiv, textDivProperties);
|
11914 |
|
11915 | if (task._textContentStream) {
|
11916 | task._layoutText(textDiv);
|
11917 | }
|
11918 |
|
11919 | if (task._enhanceTextSelection && textDivProperties.hasText) {
|
11920 | let angleCos = 1,
|
11921 | angleSin = 0;
|
11922 |
|
11923 | if (angle !== 0) {
|
11924 | angleCos = Math.cos(angle);
|
11925 | angleSin = Math.sin(angle);
|
11926 | }
|
11927 |
|
11928 | const divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
|
11929 | const divHeight = fontHeight;
|
11930 | let m, b;
|
11931 |
|
11932 | if (angle !== 0) {
|
11933 | m = [angleCos, angleSin, -angleSin, angleCos, left, top];
|
11934 | b = _util.Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m);
|
11935 | } else {
|
11936 | b = [left, top, left + divWidth, top + divHeight];
|
11937 | }
|
11938 |
|
11939 | task._bounds.push({
|
11940 | left: b[0],
|
11941 | top: b[1],
|
11942 | right: b[2],
|
11943 | bottom: b[3],
|
11944 | div: textDiv,
|
11945 | size: [divWidth, divHeight],
|
11946 | m
|
11947 | });
|
11948 | }
|
11949 | }
|
11950 |
|
11951 | function render(task) {
|
11952 | if (task._canceled) {
|
11953 | return;
|
11954 | }
|
11955 |
|
11956 | const textDivs = task._textDivs;
|
11957 | const capability = task._capability;
|
11958 | const textDivsLength = textDivs.length;
|
11959 |
|
11960 | if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
|
11961 | task._renderingDone = true;
|
11962 | capability.resolve();
|
11963 | return;
|
11964 | }
|
11965 |
|
11966 | if (!task._textContentStream) {
|
11967 | for (let i = 0; i < textDivsLength; i++) {
|
11968 | task._layoutText(textDivs[i]);
|
11969 | }
|
11970 | }
|
11971 |
|
11972 | task._renderingDone = true;
|
11973 | capability.resolve();
|
11974 | }
|
11975 |
|
11976 | function findPositiveMin(ts, offset, count) {
|
11977 | let result = 0;
|
11978 |
|
11979 | for (let i = 0; i < count; i++) {
|
11980 | const t = ts[offset++];
|
11981 |
|
11982 | if (t > 0) {
|
11983 | result = result ? Math.min(t, result) : t;
|
11984 | }
|
11985 | }
|
11986 |
|
11987 | return result;
|
11988 | }
|
11989 |
|
11990 | function expand(task) {
|
11991 | const bounds = task._bounds;
|
11992 | const viewport = task._viewport;
|
11993 | const expanded = expandBounds(viewport.width, viewport.height, bounds);
|
11994 |
|
11995 | for (let i = 0; i < expanded.length; i++) {
|
11996 | const div = bounds[i].div;
|
11997 |
|
11998 | const divProperties = task._textDivProperties.get(div);
|
11999 |
|
12000 | if (divProperties.angle === 0) {
|
12001 | divProperties.paddingLeft = bounds[i].left - expanded[i].left;
|
12002 | divProperties.paddingTop = bounds[i].top - expanded[i].top;
|
12003 | divProperties.paddingRight = expanded[i].right - bounds[i].right;
|
12004 | divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
|
12005 |
|
12006 | task._textDivProperties.set(div, divProperties);
|
12007 |
|
12008 | continue;
|
12009 | }
|
12010 |
|
12011 | const e = expanded[i],
|
12012 | b = bounds[i];
|
12013 | const m = b.m,
|
12014 | c = m[0],
|
12015 | s = m[1];
|
12016 | const points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size];
|
12017 | const ts = new Float64Array(64);
|
12018 |
|
12019 | for (let j = 0, jj = points.length; j < jj; j++) {
|
12020 | const t = _util.Util.applyTransform(points[j], m);
|
12021 |
|
12022 | ts[j + 0] = c && (e.left - t[0]) / c;
|
12023 | ts[j + 4] = s && (e.top - t[1]) / s;
|
12024 | ts[j + 8] = c && (e.right - t[0]) / c;
|
12025 | ts[j + 12] = s && (e.bottom - t[1]) / s;
|
12026 | ts[j + 16] = s && (e.left - t[0]) / -s;
|
12027 | ts[j + 20] = c && (e.top - t[1]) / c;
|
12028 | ts[j + 24] = s && (e.right - t[0]) / -s;
|
12029 | ts[j + 28] = c && (e.bottom - t[1]) / c;
|
12030 | ts[j + 32] = c && (e.left - t[0]) / -c;
|
12031 | ts[j + 36] = s && (e.top - t[1]) / -s;
|
12032 | ts[j + 40] = c && (e.right - t[0]) / -c;
|
12033 | ts[j + 44] = s && (e.bottom - t[1]) / -s;
|
12034 | ts[j + 48] = s && (e.left - t[0]) / s;
|
12035 | ts[j + 52] = c && (e.top - t[1]) / -c;
|
12036 | ts[j + 56] = s && (e.right - t[0]) / s;
|
12037 | ts[j + 60] = c && (e.bottom - t[1]) / -c;
|
12038 | }
|
12039 |
|
12040 | const boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
|
12041 | divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
|
12042 | divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
|
12043 | divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
|
12044 | divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
|
12045 |
|
12046 | task._textDivProperties.set(div, divProperties);
|
12047 | }
|
12048 | }
|
12049 |
|
12050 | function expandBounds(width, height, boxes) {
|
12051 | const bounds = boxes.map(function (box, i) {
|
12052 | return {
|
12053 | x1: box.left,
|
12054 | y1: box.top,
|
12055 | x2: box.right,
|
12056 | y2: box.bottom,
|
12057 | index: i,
|
12058 | x1New: undefined,
|
12059 | x2New: undefined
|
12060 | };
|
12061 | });
|
12062 | expandBoundsLTR(width, bounds);
|
12063 | const expanded = new Array(boxes.length);
|
12064 |
|
12065 | for (const b of bounds) {
|
12066 | const i = b.index;
|
12067 | expanded[i] = {
|
12068 | left: b.x1New,
|
12069 | top: 0,
|
12070 | right: b.x2New,
|
12071 | bottom: 0
|
12072 | };
|
12073 | }
|
12074 |
|
12075 | boxes.map(function (box, i) {
|
12076 | const e = expanded[i],
|
12077 | b = bounds[i];
|
12078 | b.x1 = box.top;
|
12079 | b.y1 = width - e.right;
|
12080 | b.x2 = box.bottom;
|
12081 | b.y2 = width - e.left;
|
12082 | b.index = i;
|
12083 | b.x1New = undefined;
|
12084 | b.x2New = undefined;
|
12085 | });
|
12086 | expandBoundsLTR(height, bounds);
|
12087 |
|
12088 | for (const b of bounds) {
|
12089 | const i = b.index;
|
12090 | expanded[i].top = b.x1New;
|
12091 | expanded[i].bottom = b.x2New;
|
12092 | }
|
12093 |
|
12094 | return expanded;
|
12095 | }
|
12096 |
|
12097 | function expandBoundsLTR(width, bounds) {
|
12098 | bounds.sort(function (a, b) {
|
12099 | return a.x1 - b.x1 || a.index - b.index;
|
12100 | });
|
12101 | const fakeBoundary = {
|
12102 | x1: -Infinity,
|
12103 | y1: -Infinity,
|
12104 | x2: 0,
|
12105 | y2: Infinity,
|
12106 | index: -1,
|
12107 | x1New: 0,
|
12108 | x2New: 0
|
12109 | };
|
12110 | const horizon = [{
|
12111 | start: -Infinity,
|
12112 | end: Infinity,
|
12113 | boundary: fakeBoundary
|
12114 | }];
|
12115 |
|
12116 | for (const boundary of bounds) {
|
12117 | let i = 0;
|
12118 |
|
12119 | while (i < horizon.length && horizon[i].end <= boundary.y1) {
|
12120 | i++;
|
12121 | }
|
12122 |
|
12123 | let j = horizon.length - 1;
|
12124 |
|
12125 | while (j >= 0 && horizon[j].start >= boundary.y2) {
|
12126 | j--;
|
12127 | }
|
12128 |
|
12129 | let horizonPart, affectedBoundary;
|
12130 | let q,
|
12131 | k,
|
12132 | maxXNew = -Infinity;
|
12133 |
|
12134 | for (q = i; q <= j; q++) {
|
12135 | horizonPart = horizon[q];
|
12136 | affectedBoundary = horizonPart.boundary;
|
12137 | let xNew;
|
12138 |
|
12139 | if (affectedBoundary.x2 > boundary.x1) {
|
12140 | xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
|
12141 | } else if (affectedBoundary.x2New === undefined) {
|
12142 | xNew = (affectedBoundary.x2 + boundary.x1) / 2;
|
12143 | } else {
|
12144 | xNew = affectedBoundary.x2New;
|
12145 | }
|
12146 |
|
12147 | if (xNew > maxXNew) {
|
12148 | maxXNew = xNew;
|
12149 | }
|
12150 | }
|
12151 |
|
12152 | boundary.x1New = maxXNew;
|
12153 |
|
12154 | for (q = i; q <= j; q++) {
|
12155 | horizonPart = horizon[q];
|
12156 | affectedBoundary = horizonPart.boundary;
|
12157 |
|
12158 | if (affectedBoundary.x2New === undefined) {
|
12159 | if (affectedBoundary.x2 > boundary.x1) {
|
12160 | if (affectedBoundary.index > boundary.index) {
|
12161 | affectedBoundary.x2New = affectedBoundary.x2;
|
12162 | }
|
12163 | } else {
|
12164 | affectedBoundary.x2New = maxXNew;
|
12165 | }
|
12166 | } else if (affectedBoundary.x2New > maxXNew) {
|
12167 | affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
|
12168 | }
|
12169 | }
|
12170 |
|
12171 | const changedHorizon = [];
|
12172 | let lastBoundary = null;
|
12173 |
|
12174 | for (q = i; q <= j; q++) {
|
12175 | horizonPart = horizon[q];
|
12176 | affectedBoundary = horizonPart.boundary;
|
12177 | const useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
|
12178 |
|
12179 | if (lastBoundary === useBoundary) {
|
12180 | changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
|
12181 | } else {
|
12182 | changedHorizon.push({
|
12183 | start: horizonPart.start,
|
12184 | end: horizonPart.end,
|
12185 | boundary: useBoundary
|
12186 | });
|
12187 | lastBoundary = useBoundary;
|
12188 | }
|
12189 | }
|
12190 |
|
12191 | if (horizon[i].start < boundary.y1) {
|
12192 | changedHorizon[0].start = boundary.y1;
|
12193 | changedHorizon.unshift({
|
12194 | start: horizon[i].start,
|
12195 | end: boundary.y1,
|
12196 | boundary: horizon[i].boundary
|
12197 | });
|
12198 | }
|
12199 |
|
12200 | if (boundary.y2 < horizon[j].end) {
|
12201 | changedHorizon[changedHorizon.length - 1].end = boundary.y2;
|
12202 | changedHorizon.push({
|
12203 | start: boundary.y2,
|
12204 | end: horizon[j].end,
|
12205 | boundary: horizon[j].boundary
|
12206 | });
|
12207 | }
|
12208 |
|
12209 | for (q = i; q <= j; q++) {
|
12210 | horizonPart = horizon[q];
|
12211 | affectedBoundary = horizonPart.boundary;
|
12212 |
|
12213 | if (affectedBoundary.x2New !== undefined) {
|
12214 | continue;
|
12215 | }
|
12216 |
|
12217 | let used = false;
|
12218 |
|
12219 | for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
|
12220 | used = horizon[k].boundary === affectedBoundary;
|
12221 | }
|
12222 |
|
12223 | for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
|
12224 | used = horizon[k].boundary === affectedBoundary;
|
12225 | }
|
12226 |
|
12227 | for (k = 0; !used && k < changedHorizon.length; k++) {
|
12228 | used = changedHorizon[k].boundary === affectedBoundary;
|
12229 | }
|
12230 |
|
12231 | if (!used) {
|
12232 | affectedBoundary.x2New = maxXNew;
|
12233 | }
|
12234 | }
|
12235 |
|
12236 | Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon));
|
12237 | }
|
12238 |
|
12239 | for (const horizonPart of horizon) {
|
12240 | const affectedBoundary = horizonPart.boundary;
|
12241 |
|
12242 | if (affectedBoundary.x2New === undefined) {
|
12243 | affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
|
12244 | }
|
12245 | }
|
12246 | }
|
12247 |
|
12248 | class TextLayerRenderTask {
|
12249 | constructor({
|
12250 | textContent,
|
12251 | textContentStream,
|
12252 | container,
|
12253 | viewport,
|
12254 | textDivs,
|
12255 | textContentItemsStr,
|
12256 | enhanceTextSelection
|
12257 | }) {
|
12258 | this._textContent = textContent;
|
12259 | this._textContentStream = textContentStream;
|
12260 | this._container = container;
|
12261 | this._document = container.ownerDocument;
|
12262 | this._viewport = viewport;
|
12263 | this._textDivs = textDivs || [];
|
12264 | this._textContentItemsStr = textContentItemsStr || [];
|
12265 | this._enhanceTextSelection = !!enhanceTextSelection;
|
12266 | this._fontInspectorEnabled = !!globalThis.FontInspector?.enabled;
|
12267 | this._reader = null;
|
12268 | this._layoutTextLastFontSize = null;
|
12269 | this._layoutTextLastFontFamily = null;
|
12270 | this._layoutTextCtx = null;
|
12271 | this._textDivProperties = new WeakMap();
|
12272 | this._renderingDone = false;
|
12273 | this._canceled = false;
|
12274 | this._capability = (0, _util.createPromiseCapability)();
|
12275 | this._renderTimer = null;
|
12276 | this._bounds = [];
|
12277 |
|
12278 | this._capability.promise.finally(() => {
|
12279 | if (!this._enhanceTextSelection) {
|
12280 | this._textDivProperties = null;
|
12281 | }
|
12282 |
|
12283 | if (this._layoutTextCtx) {
|
12284 | this._layoutTextCtx.canvas.width = 0;
|
12285 | this._layoutTextCtx.canvas.height = 0;
|
12286 | this._layoutTextCtx = null;
|
12287 | }
|
12288 | }).catch(() => {});
|
12289 | }
|
12290 |
|
12291 | get promise() {
|
12292 | return this._capability.promise;
|
12293 | }
|
12294 |
|
12295 | cancel() {
|
12296 | this._canceled = true;
|
12297 |
|
12298 | if (this._reader) {
|
12299 | this._reader.cancel(new _util.AbortException("TextLayer task cancelled.")).catch(() => {});
|
12300 |
|
12301 | this._reader = null;
|
12302 | }
|
12303 |
|
12304 | if (this._renderTimer !== null) {
|
12305 | clearTimeout(this._renderTimer);
|
12306 | this._renderTimer = null;
|
12307 | }
|
12308 |
|
12309 | this._capability.reject(new Error("TextLayer task cancelled."));
|
12310 | }
|
12311 |
|
12312 | _processItems(items, styleCache) {
|
12313 | for (let i = 0, len = items.length; i < len; i++) {
|
12314 | if (items[i].str === undefined) {
|
12315 | if (items[i].type === "beginMarkedContentProps" || items[i].type === "beginMarkedContent") {
|
12316 | const parent = this._container;
|
12317 | this._container = document.createElement("span");
|
12318 |
|
12319 | this._container.classList.add("markedContent");
|
12320 |
|
12321 | if (items[i].id !== null) {
|
12322 | this._container.setAttribute("id", `${items[i].id}`);
|
12323 | }
|
12324 |
|
12325 | parent.appendChild(this._container);
|
12326 | } else if (items[i].type === "endMarkedContent") {
|
12327 | this._container = this._container.parentNode;
|
12328 | }
|
12329 |
|
12330 | continue;
|
12331 | }
|
12332 |
|
12333 | this._textContentItemsStr.push(items[i].str);
|
12334 |
|
12335 | appendText(this, items[i], styleCache, this._layoutTextCtx);
|
12336 | }
|
12337 | }
|
12338 |
|
12339 | _layoutText(textDiv) {
|
12340 | const textDivProperties = this._textDivProperties.get(textDiv);
|
12341 |
|
12342 | let transform = "";
|
12343 |
|
12344 | if (textDivProperties.canvasWidth !== 0 && textDivProperties.hasText) {
|
12345 | const {
|
12346 | fontSize,
|
12347 | fontFamily
|
12348 | } = textDiv.style;
|
12349 |
|
12350 | if (fontSize !== this._layoutTextLastFontSize || fontFamily !== this._layoutTextLastFontFamily) {
|
12351 | this._layoutTextCtx.font = `${fontSize} ${fontFamily}`;
|
12352 | this._layoutTextLastFontSize = fontSize;
|
12353 | this._layoutTextLastFontFamily = fontFamily;
|
12354 | }
|
12355 |
|
12356 | const {
|
12357 | width
|
12358 | } = this._layoutTextCtx.measureText(textDiv.textContent);
|
12359 |
|
12360 | if (width > 0) {
|
12361 | const scale = textDivProperties.canvasWidth / width;
|
12362 |
|
12363 | if (this._enhanceTextSelection) {
|
12364 | textDivProperties.scale = scale;
|
12365 | }
|
12366 |
|
12367 | transform = `scaleX(${scale})`;
|
12368 | }
|
12369 | }
|
12370 |
|
12371 | if (textDivProperties.angle !== 0) {
|
12372 | transform = `rotate(${textDivProperties.angle}deg) ${transform}`;
|
12373 | }
|
12374 |
|
12375 | if (transform.length > 0) {
|
12376 | if (this._enhanceTextSelection) {
|
12377 | textDivProperties.originalTransform = transform;
|
12378 | }
|
12379 |
|
12380 | textDiv.style.transform = transform;
|
12381 | }
|
12382 |
|
12383 | if (textDivProperties.hasText) {
|
12384 | this._container.appendChild(textDiv);
|
12385 | }
|
12386 |
|
12387 | if (textDivProperties.hasEOL) {
|
12388 | const br = document.createElement("br");
|
12389 | br.setAttribute("role", "presentation");
|
12390 |
|
12391 | this._container.appendChild(br);
|
12392 | }
|
12393 | }
|
12394 |
|
12395 | _render(timeout = 0) {
|
12396 | const capability = (0, _util.createPromiseCapability)();
|
12397 | let styleCache = Object.create(null);
|
12398 |
|
12399 | const canvas = this._document.createElement("canvas");
|
12400 |
|
12401 | canvas.height = canvas.width = DEFAULT_FONT_SIZE;
|
12402 | canvas.mozOpaque = true;
|
12403 | this._layoutTextCtx = canvas.getContext("2d", {
|
12404 | alpha: false
|
12405 | });
|
12406 |
|
12407 | if (this._textContent) {
|
12408 | const textItems = this._textContent.items;
|
12409 | const textStyles = this._textContent.styles;
|
12410 |
|
12411 | this._processItems(textItems, textStyles);
|
12412 |
|
12413 | capability.resolve();
|
12414 | } else if (this._textContentStream) {
|
12415 | const pump = () => {
|
12416 | this._reader.read().then(({
|
12417 | value,
|
12418 | done
|
12419 | }) => {
|
12420 | if (done) {
|
12421 | capability.resolve();
|
12422 | return;
|
12423 | }
|
12424 |
|
12425 | Object.assign(styleCache, value.styles);
|
12426 |
|
12427 | this._processItems(value.items, styleCache);
|
12428 |
|
12429 | pump();
|
12430 | }, capability.reject);
|
12431 | };
|
12432 |
|
12433 | this._reader = this._textContentStream.getReader();
|
12434 | pump();
|
12435 | } else {
|
12436 | throw new Error('Neither "textContent" nor "textContentStream" parameters specified.');
|
12437 | }
|
12438 |
|
12439 | capability.promise.then(() => {
|
12440 | styleCache = null;
|
12441 |
|
12442 | if (!timeout) {
|
12443 | render(this);
|
12444 | } else {
|
12445 | this._renderTimer = setTimeout(() => {
|
12446 | render(this);
|
12447 | this._renderTimer = null;
|
12448 | }, timeout);
|
12449 | }
|
12450 | }, this._capability.reject);
|
12451 | }
|
12452 |
|
12453 | expandTextDivs(expandDivs = false) {
|
12454 | if (!this._enhanceTextSelection || !this._renderingDone) {
|
12455 | return;
|
12456 | }
|
12457 |
|
12458 | if (this._bounds !== null) {
|
12459 | expand(this);
|
12460 | this._bounds = null;
|
12461 | }
|
12462 |
|
12463 | const transformBuf = [],
|
12464 | paddingBuf = [];
|
12465 |
|
12466 | for (let i = 0, ii = this._textDivs.length; i < ii; i++) {
|
12467 | const div = this._textDivs[i];
|
12468 |
|
12469 | const divProps = this._textDivProperties.get(div);
|
12470 |
|
12471 | if (!divProps.hasText) {
|
12472 | continue;
|
12473 | }
|
12474 |
|
12475 | if (expandDivs) {
|
12476 | transformBuf.length = 0;
|
12477 | paddingBuf.length = 0;
|
12478 |
|
12479 | if (divProps.originalTransform) {
|
12480 | transformBuf.push(divProps.originalTransform);
|
12481 | }
|
12482 |
|
12483 | if (divProps.paddingTop > 0) {
|
12484 | paddingBuf.push(`${divProps.paddingTop}px`);
|
12485 | transformBuf.push(`translateY(${-divProps.paddingTop}px)`);
|
12486 | } else {
|
12487 | paddingBuf.push(0);
|
12488 | }
|
12489 |
|
12490 | if (divProps.paddingRight > 0) {
|
12491 | paddingBuf.push(`${divProps.paddingRight / divProps.scale}px`);
|
12492 | } else {
|
12493 | paddingBuf.push(0);
|
12494 | }
|
12495 |
|
12496 | if (divProps.paddingBottom > 0) {
|
12497 | paddingBuf.push(`${divProps.paddingBottom}px`);
|
12498 | } else {
|
12499 | paddingBuf.push(0);
|
12500 | }
|
12501 |
|
12502 | if (divProps.paddingLeft > 0) {
|
12503 | paddingBuf.push(`${divProps.paddingLeft / divProps.scale}px`);
|
12504 | transformBuf.push(`translateX(${-divProps.paddingLeft / divProps.scale}px)`);
|
12505 | } else {
|
12506 | paddingBuf.push(0);
|
12507 | }
|
12508 |
|
12509 | div.style.padding = paddingBuf.join(" ");
|
12510 |
|
12511 | if (transformBuf.length) {
|
12512 | div.style.transform = transformBuf.join(" ");
|
12513 | }
|
12514 | } else {
|
12515 | div.style.padding = null;
|
12516 | div.style.transform = divProps.originalTransform;
|
12517 | }
|
12518 | }
|
12519 | }
|
12520 |
|
12521 | }
|
12522 |
|
12523 | function renderTextLayer(renderParameters) {
|
12524 | const task = new TextLayerRenderTask({
|
12525 | textContent: renderParameters.textContent,
|
12526 | textContentStream: renderParameters.textContentStream,
|
12527 | container: renderParameters.container,
|
12528 | viewport: renderParameters.viewport,
|
12529 | textDivs: renderParameters.textDivs,
|
12530 | textContentItemsStr: renderParameters.textContentItemsStr,
|
12531 | enhanceTextSelection: renderParameters.enhanceTextSelection
|
12532 | });
|
12533 |
|
12534 | task._render(renderParameters.timeout);
|
12535 |
|
12536 | return task;
|
12537 | }
|
12538 |
|
12539 | }),
|
12540 |
|
12541 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
12542 |
|
12543 |
|
12544 |
|
12545 | Object.defineProperty(exports, "__esModule", ({
|
12546 | value: true
|
12547 | }));
|
12548 | exports.SVGGraphics = void 0;
|
12549 |
|
12550 | var _util = __w_pdfjs_require__(2);
|
12551 |
|
12552 | var _display_utils = __w_pdfjs_require__(1);
|
12553 |
|
12554 | var _is_node = __w_pdfjs_require__(4);
|
12555 |
|
12556 | let SVGGraphics = class {
|
12557 | constructor() {
|
12558 | (0, _util.unreachable)("Not implemented: SVGGraphics");
|
12559 | }
|
12560 |
|
12561 | };
|
12562 | exports.SVGGraphics = SVGGraphics;
|
12563 | {
|
12564 | const SVG_DEFAULTS = {
|
12565 | fontStyle: "normal",
|
12566 | fontWeight: "normal",
|
12567 | fillColor: "#000000"
|
12568 | };
|
12569 | const XML_NS = "http://www.w3.org/XML/1998/namespace";
|
12570 | const XLINK_NS = "http://www.w3.org/1999/xlink";
|
12571 | const LINE_CAP_STYLES = ["butt", "round", "square"];
|
12572 | const LINE_JOIN_STYLES = ["miter", "round", "bevel"];
|
12573 |
|
12574 | const convertImgDataToPng = function () {
|
12575 | const PNG_HEADER = new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
|
12576 | const CHUNK_WRAPPER_SIZE = 12;
|
12577 | const crcTable = new Int32Array(256);
|
12578 |
|
12579 | for (let i = 0; i < 256; i++) {
|
12580 | let c = i;
|
12581 |
|
12582 | for (let h = 0; h < 8; h++) {
|
12583 | if (c & 1) {
|
12584 | c = 0xedb88320 ^ c >> 1 & 0x7fffffff;
|
12585 | } else {
|
12586 | c = c >> 1 & 0x7fffffff;
|
12587 | }
|
12588 | }
|
12589 |
|
12590 | crcTable[i] = c;
|
12591 | }
|
12592 |
|
12593 | function crc32(data, start, end) {
|
12594 | let crc = -1;
|
12595 |
|
12596 | for (let i = start; i < end; i++) {
|
12597 | const a = (crc ^ data[i]) & 0xff;
|
12598 | const b = crcTable[a];
|
12599 | crc = crc >>> 8 ^ b;
|
12600 | }
|
12601 |
|
12602 | return crc ^ -1;
|
12603 | }
|
12604 |
|
12605 | function writePngChunk(type, body, data, offset) {
|
12606 | let p = offset;
|
12607 | const len = body.length;
|
12608 | data[p] = len >> 24 & 0xff;
|
12609 | data[p + 1] = len >> 16 & 0xff;
|
12610 | data[p + 2] = len >> 8 & 0xff;
|
12611 | data[p + 3] = len & 0xff;
|
12612 | p += 4;
|
12613 | data[p] = type.charCodeAt(0) & 0xff;
|
12614 | data[p + 1] = type.charCodeAt(1) & 0xff;
|
12615 | data[p + 2] = type.charCodeAt(2) & 0xff;
|
12616 | data[p + 3] = type.charCodeAt(3) & 0xff;
|
12617 | p += 4;
|
12618 | data.set(body, p);
|
12619 | p += body.length;
|
12620 | const crc = crc32(data, offset + 4, p);
|
12621 | data[p] = crc >> 24 & 0xff;
|
12622 | data[p + 1] = crc >> 16 & 0xff;
|
12623 | data[p + 2] = crc >> 8 & 0xff;
|
12624 | data[p + 3] = crc & 0xff;
|
12625 | }
|
12626 |
|
12627 | function adler32(data, start, end) {
|
12628 | let a = 1;
|
12629 | let b = 0;
|
12630 |
|
12631 | for (let i = start; i < end; ++i) {
|
12632 | a = (a + (data[i] & 0xff)) % 65521;
|
12633 | b = (b + a) % 65521;
|
12634 | }
|
12635 |
|
12636 | return b << 16 | a;
|
12637 | }
|
12638 |
|
12639 | function deflateSync(literals) {
|
12640 | if (!_is_node.isNodeJS) {
|
12641 | return deflateSyncUncompressed(literals);
|
12642 | }
|
12643 |
|
12644 | try {
|
12645 | let input;
|
12646 |
|
12647 | if (parseInt(process.versions.node) >= 8) {
|
12648 | input = literals;
|
12649 | } else {
|
12650 | input = Buffer.from(literals);
|
12651 | }
|
12652 |
|
12653 | const output = require("zlib").deflateSync(input, {
|
12654 | level: 9
|
12655 | });
|
12656 |
|
12657 | return output instanceof Uint8Array ? output : new Uint8Array(output);
|
12658 | } catch (e) {
|
12659 | (0, _util.warn)("Not compressing PNG because zlib.deflateSync is unavailable: " + e);
|
12660 | }
|
12661 |
|
12662 | return deflateSyncUncompressed(literals);
|
12663 | }
|
12664 |
|
12665 | function deflateSyncUncompressed(literals) {
|
12666 | let len = literals.length;
|
12667 | const maxBlockLength = 0xffff;
|
12668 | const deflateBlocks = Math.ceil(len / maxBlockLength);
|
12669 | const idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
|
12670 | let pi = 0;
|
12671 | idat[pi++] = 0x78;
|
12672 | idat[pi++] = 0x9c;
|
12673 | let pos = 0;
|
12674 |
|
12675 | while (len > maxBlockLength) {
|
12676 | idat[pi++] = 0x00;
|
12677 | idat[pi++] = 0xff;
|
12678 | idat[pi++] = 0xff;
|
12679 | idat[pi++] = 0x00;
|
12680 | idat[pi++] = 0x00;
|
12681 | idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
|
12682 | pi += maxBlockLength;
|
12683 | pos += maxBlockLength;
|
12684 | len -= maxBlockLength;
|
12685 | }
|
12686 |
|
12687 | idat[pi++] = 0x01;
|
12688 | idat[pi++] = len & 0xff;
|
12689 | idat[pi++] = len >> 8 & 0xff;
|
12690 | idat[pi++] = ~len & 0xffff & 0xff;
|
12691 | idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
|
12692 | idat.set(literals.subarray(pos), pi);
|
12693 | pi += literals.length - pos;
|
12694 | const adler = adler32(literals, 0, literals.length);
|
12695 | idat[pi++] = adler >> 24 & 0xff;
|
12696 | idat[pi++] = adler >> 16 & 0xff;
|
12697 | idat[pi++] = adler >> 8 & 0xff;
|
12698 | idat[pi++] = adler & 0xff;
|
12699 | return idat;
|
12700 | }
|
12701 |
|
12702 | function encode(imgData, kind, forceDataSchema, isMask) {
|
12703 | const width = imgData.width;
|
12704 | const height = imgData.height;
|
12705 | let bitDepth, colorType, lineSize;
|
12706 | const bytes = imgData.data;
|
12707 |
|
12708 | switch (kind) {
|
12709 | case _util.ImageKind.GRAYSCALE_1BPP:
|
12710 | colorType = 0;
|
12711 | bitDepth = 1;
|
12712 | lineSize = width + 7 >> 3;
|
12713 | break;
|
12714 |
|
12715 | case _util.ImageKind.RGB_24BPP:
|
12716 | colorType = 2;
|
12717 | bitDepth = 8;
|
12718 | lineSize = width * 3;
|
12719 | break;
|
12720 |
|
12721 | case _util.ImageKind.RGBA_32BPP:
|
12722 | colorType = 6;
|
12723 | bitDepth = 8;
|
12724 | lineSize = width * 4;
|
12725 | break;
|
12726 |
|
12727 | default:
|
12728 | throw new Error("invalid format");
|
12729 | }
|
12730 |
|
12731 | const literals = new Uint8Array((1 + lineSize) * height);
|
12732 | let offsetLiterals = 0,
|
12733 | offsetBytes = 0;
|
12734 |
|
12735 | for (let y = 0; y < height; ++y) {
|
12736 | literals[offsetLiterals++] = 0;
|
12737 | literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals);
|
12738 | offsetBytes += lineSize;
|
12739 | offsetLiterals += lineSize;
|
12740 | }
|
12741 |
|
12742 | if (kind === _util.ImageKind.GRAYSCALE_1BPP && isMask) {
|
12743 | offsetLiterals = 0;
|
12744 |
|
12745 | for (let y = 0; y < height; y++) {
|
12746 | offsetLiterals++;
|
12747 |
|
12748 | for (let i = 0; i < lineSize; i++) {
|
12749 | literals[offsetLiterals++] ^= 0xff;
|
12750 | }
|
12751 | }
|
12752 | }
|
12753 |
|
12754 | const ihdr = new Uint8Array([width >> 24 & 0xff, width >> 16 & 0xff, width >> 8 & 0xff, width & 0xff, height >> 24 & 0xff, height >> 16 & 0xff, height >> 8 & 0xff, height & 0xff, bitDepth, colorType, 0x00, 0x00, 0x00]);
|
12755 | const idat = deflateSync(literals);
|
12756 | const pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length;
|
12757 | const data = new Uint8Array(pngLength);
|
12758 | let offset = 0;
|
12759 | data.set(PNG_HEADER, offset);
|
12760 | offset += PNG_HEADER.length;
|
12761 | writePngChunk("IHDR", ihdr, data, offset);
|
12762 | offset += CHUNK_WRAPPER_SIZE + ihdr.length;
|
12763 | writePngChunk("IDATA", idat, data, offset);
|
12764 | offset += CHUNK_WRAPPER_SIZE + idat.length;
|
12765 | writePngChunk("IEND", new Uint8Array(0), data, offset);
|
12766 | return (0, _util.createObjectURL)(data, "image/png", forceDataSchema);
|
12767 | }
|
12768 |
|
12769 | return function convertImgDataToPng(imgData, forceDataSchema, isMask) {
|
12770 | const kind = imgData.kind === undefined ? _util.ImageKind.GRAYSCALE_1BPP : imgData.kind;
|
12771 | return encode(imgData, kind, forceDataSchema, isMask);
|
12772 | };
|
12773 | }();
|
12774 |
|
12775 | class SVGExtraState {
|
12776 | constructor() {
|
12777 | this.fontSizeScale = 1;
|
12778 | this.fontWeight = SVG_DEFAULTS.fontWeight;
|
12779 | this.fontSize = 0;
|
12780 | this.textMatrix = _util.IDENTITY_MATRIX;
|
12781 | this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
|
12782 | this.leading = 0;
|
12783 | this.textRenderingMode = _util.TextRenderingMode.FILL;
|
12784 | this.textMatrixScale = 1;
|
12785 | this.x = 0;
|
12786 | this.y = 0;
|
12787 | this.lineX = 0;
|
12788 | this.lineY = 0;
|
12789 | this.charSpacing = 0;
|
12790 | this.wordSpacing = 0;
|
12791 | this.textHScale = 1;
|
12792 | this.textRise = 0;
|
12793 | this.fillColor = SVG_DEFAULTS.fillColor;
|
12794 | this.strokeColor = "#000000";
|
12795 | this.fillAlpha = 1;
|
12796 | this.strokeAlpha = 1;
|
12797 | this.lineWidth = 1;
|
12798 | this.lineJoin = "";
|
12799 | this.lineCap = "";
|
12800 | this.miterLimit = 0;
|
12801 | this.dashArray = [];
|
12802 | this.dashPhase = 0;
|
12803 | this.dependencies = [];
|
12804 | this.activeClipUrl = null;
|
12805 | this.clipGroup = null;
|
12806 | this.maskId = "";
|
12807 | }
|
12808 |
|
12809 | clone() {
|
12810 | return Object.create(this);
|
12811 | }
|
12812 |
|
12813 | setCurrentPoint(x, y) {
|
12814 | this.x = x;
|
12815 | this.y = y;
|
12816 | }
|
12817 |
|
12818 | }
|
12819 |
|
12820 | function opListToTree(opList) {
|
12821 | let opTree = [];
|
12822 | const tmp = [];
|
12823 |
|
12824 | for (const opListElement of opList) {
|
12825 | if (opListElement.fn === "save") {
|
12826 | opTree.push({
|
12827 | fnId: 92,
|
12828 | fn: "group",
|
12829 | items: []
|
12830 | });
|
12831 | tmp.push(opTree);
|
12832 | opTree = opTree[opTree.length - 1].items;
|
12833 | continue;
|
12834 | }
|
12835 |
|
12836 | if (opListElement.fn === "restore") {
|
12837 | opTree = tmp.pop();
|
12838 | } else {
|
12839 | opTree.push(opListElement);
|
12840 | }
|
12841 | }
|
12842 |
|
12843 | return opTree;
|
12844 | }
|
12845 |
|
12846 | function pf(value) {
|
12847 | if (Number.isInteger(value)) {
|
12848 | return value.toString();
|
12849 | }
|
12850 |
|
12851 | const s = value.toFixed(10);
|
12852 | let i = s.length - 1;
|
12853 |
|
12854 | if (s[i] !== "0") {
|
12855 | return s;
|
12856 | }
|
12857 |
|
12858 | do {
|
12859 | i--;
|
12860 | } while (s[i] === "0");
|
12861 |
|
12862 | return s.substring(0, s[i] === "." ? i : i + 1);
|
12863 | }
|
12864 |
|
12865 | function pm(m) {
|
12866 | if (m[4] === 0 && m[5] === 0) {
|
12867 | if (m[1] === 0 && m[2] === 0) {
|
12868 | if (m[0] === 1 && m[3] === 1) {
|
12869 | return "";
|
12870 | }
|
12871 |
|
12872 | return `scale(${pf(m[0])} ${pf(m[3])})`;
|
12873 | }
|
12874 |
|
12875 | if (m[0] === m[3] && m[1] === -m[2]) {
|
12876 | const a = Math.acos(m[0]) * 180 / Math.PI;
|
12877 | return `rotate(${pf(a)})`;
|
12878 | }
|
12879 | } else {
|
12880 | if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
|
12881 | return `translate(${pf(m[4])} ${pf(m[5])})`;
|
12882 | }
|
12883 | }
|
12884 |
|
12885 | return `matrix(${pf(m[0])} ${pf(m[1])} ${pf(m[2])} ${pf(m[3])} ${pf(m[4])} ` + `${pf(m[5])})`;
|
12886 | }
|
12887 |
|
12888 | let clipCount = 0;
|
12889 | let maskCount = 0;
|
12890 | let shadingCount = 0;
|
12891 | exports.SVGGraphics = SVGGraphics = class {
|
12892 | constructor(commonObjs, objs, forceDataSchema = false) {
|
12893 | this.svgFactory = new _display_utils.DOMSVGFactory();
|
12894 | this.current = new SVGExtraState();
|
12895 | this.transformMatrix = _util.IDENTITY_MATRIX;
|
12896 | this.transformStack = [];
|
12897 | this.extraStack = [];
|
12898 | this.commonObjs = commonObjs;
|
12899 | this.objs = objs;
|
12900 | this.pendingClip = null;
|
12901 | this.pendingEOFill = false;
|
12902 | this.embedFonts = false;
|
12903 | this.embeddedFonts = Object.create(null);
|
12904 | this.cssStyle = null;
|
12905 | this.forceDataSchema = !!forceDataSchema;
|
12906 | this._operatorIdMapping = [];
|
12907 |
|
12908 | for (const op in _util.OPS) {
|
12909 | this._operatorIdMapping[_util.OPS[op]] = op;
|
12910 | }
|
12911 | }
|
12912 |
|
12913 | save() {
|
12914 | this.transformStack.push(this.transformMatrix);
|
12915 | const old = this.current;
|
12916 | this.extraStack.push(old);
|
12917 | this.current = old.clone();
|
12918 | }
|
12919 |
|
12920 | restore() {
|
12921 | this.transformMatrix = this.transformStack.pop();
|
12922 | this.current = this.extraStack.pop();
|
12923 | this.pendingClip = null;
|
12924 | this.tgrp = null;
|
12925 | }
|
12926 |
|
12927 | group(items) {
|
12928 | this.save();
|
12929 | this.executeOpTree(items);
|
12930 | this.restore();
|
12931 | }
|
12932 |
|
12933 | loadDependencies(operatorList) {
|
12934 | const fnArray = operatorList.fnArray;
|
12935 | const argsArray = operatorList.argsArray;
|
12936 |
|
12937 | for (let i = 0, ii = fnArray.length; i < ii; i++) {
|
12938 | if (fnArray[i] !== _util.OPS.dependency) {
|
12939 | continue;
|
12940 | }
|
12941 |
|
12942 | for (const obj of argsArray[i]) {
|
12943 | const objsPool = obj.startsWith("g_") ? this.commonObjs : this.objs;
|
12944 | const promise = new Promise(resolve => {
|
12945 | objsPool.get(obj, resolve);
|
12946 | });
|
12947 | this.current.dependencies.push(promise);
|
12948 | }
|
12949 | }
|
12950 |
|
12951 | return Promise.all(this.current.dependencies);
|
12952 | }
|
12953 |
|
12954 | transform(a, b, c, d, e, f) {
|
12955 | const transformMatrix = [a, b, c, d, e, f];
|
12956 | this.transformMatrix = _util.Util.transform(this.transformMatrix, transformMatrix);
|
12957 | this.tgrp = null;
|
12958 | }
|
12959 |
|
12960 | getSVG(operatorList, viewport) {
|
12961 | this.viewport = viewport;
|
12962 |
|
12963 | const svgElement = this._initialize(viewport);
|
12964 |
|
12965 | return this.loadDependencies(operatorList).then(() => {
|
12966 | this.transformMatrix = _util.IDENTITY_MATRIX;
|
12967 | this.executeOpTree(this.convertOpList(operatorList));
|
12968 | return svgElement;
|
12969 | });
|
12970 | }
|
12971 |
|
12972 | convertOpList(operatorList) {
|
12973 | const operatorIdMapping = this._operatorIdMapping;
|
12974 | const argsArray = operatorList.argsArray;
|
12975 | const fnArray = operatorList.fnArray;
|
12976 | const opList = [];
|
12977 |
|
12978 | for (let i = 0, ii = fnArray.length; i < ii; i++) {
|
12979 | const fnId = fnArray[i];
|
12980 | opList.push({
|
12981 | fnId,
|
12982 | fn: operatorIdMapping[fnId],
|
12983 | args: argsArray[i]
|
12984 | });
|
12985 | }
|
12986 |
|
12987 | return opListToTree(opList);
|
12988 | }
|
12989 |
|
12990 | executeOpTree(opTree) {
|
12991 | for (const opTreeElement of opTree) {
|
12992 | const fn = opTreeElement.fn;
|
12993 | const fnId = opTreeElement.fnId;
|
12994 | const args = opTreeElement.args;
|
12995 |
|
12996 | switch (fnId | 0) {
|
12997 | case _util.OPS.beginText:
|
12998 | this.beginText();
|
12999 | break;
|
13000 |
|
13001 | case _util.OPS.dependency:
|
13002 | break;
|
13003 |
|
13004 | case _util.OPS.setLeading:
|
13005 | this.setLeading(args);
|
13006 | break;
|
13007 |
|
13008 | case _util.OPS.setLeadingMoveText:
|
13009 | this.setLeadingMoveText(args[0], args[1]);
|
13010 | break;
|
13011 |
|
13012 | case _util.OPS.setFont:
|
13013 | this.setFont(args);
|
13014 | break;
|
13015 |
|
13016 | case _util.OPS.showText:
|
13017 | this.showText(args[0]);
|
13018 | break;
|
13019 |
|
13020 | case _util.OPS.showSpacedText:
|
13021 | this.showText(args[0]);
|
13022 | break;
|
13023 |
|
13024 | case _util.OPS.endText:
|
13025 | this.endText();
|
13026 | break;
|
13027 |
|
13028 | case _util.OPS.moveText:
|
13029 | this.moveText(args[0], args[1]);
|
13030 | break;
|
13031 |
|
13032 | case _util.OPS.setCharSpacing:
|
13033 | this.setCharSpacing(args[0]);
|
13034 | break;
|
13035 |
|
13036 | case _util.OPS.setWordSpacing:
|
13037 | this.setWordSpacing(args[0]);
|
13038 | break;
|
13039 |
|
13040 | case _util.OPS.setHScale:
|
13041 | this.setHScale(args[0]);
|
13042 | break;
|
13043 |
|
13044 | case _util.OPS.setTextMatrix:
|
13045 | this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]);
|
13046 | break;
|
13047 |
|
13048 | case _util.OPS.setTextRise:
|
13049 | this.setTextRise(args[0]);
|
13050 | break;
|
13051 |
|
13052 | case _util.OPS.setTextRenderingMode:
|
13053 | this.setTextRenderingMode(args[0]);
|
13054 | break;
|
13055 |
|
13056 | case _util.OPS.setLineWidth:
|
13057 | this.setLineWidth(args[0]);
|
13058 | break;
|
13059 |
|
13060 | case _util.OPS.setLineJoin:
|
13061 | this.setLineJoin(args[0]);
|
13062 | break;
|
13063 |
|
13064 | case _util.OPS.setLineCap:
|
13065 | this.setLineCap(args[0]);
|
13066 | break;
|
13067 |
|
13068 | case _util.OPS.setMiterLimit:
|
13069 | this.setMiterLimit(args[0]);
|
13070 | break;
|
13071 |
|
13072 | case _util.OPS.setFillRGBColor:
|
13073 | this.setFillRGBColor(args[0], args[1], args[2]);
|
13074 | break;
|
13075 |
|
13076 | case _util.OPS.setStrokeRGBColor:
|
13077 | this.setStrokeRGBColor(args[0], args[1], args[2]);
|
13078 | break;
|
13079 |
|
13080 | case _util.OPS.setStrokeColorN:
|
13081 | this.setStrokeColorN(args);
|
13082 | break;
|
13083 |
|
13084 | case _util.OPS.setFillColorN:
|
13085 | this.setFillColorN(args);
|
13086 | break;
|
13087 |
|
13088 | case _util.OPS.shadingFill:
|
13089 | this.shadingFill(args[0]);
|
13090 | break;
|
13091 |
|
13092 | case _util.OPS.setDash:
|
13093 | this.setDash(args[0], args[1]);
|
13094 | break;
|
13095 |
|
13096 | case _util.OPS.setRenderingIntent:
|
13097 | this.setRenderingIntent(args[0]);
|
13098 | break;
|
13099 |
|
13100 | case _util.OPS.setFlatness:
|
13101 | this.setFlatness(args[0]);
|
13102 | break;
|
13103 |
|
13104 | case _util.OPS.setGState:
|
13105 | this.setGState(args[0]);
|
13106 | break;
|
13107 |
|
13108 | case _util.OPS.fill:
|
13109 | this.fill();
|
13110 | break;
|
13111 |
|
13112 | case _util.OPS.eoFill:
|
13113 | this.eoFill();
|
13114 | break;
|
13115 |
|
13116 | case _util.OPS.stroke:
|
13117 | this.stroke();
|
13118 | break;
|
13119 |
|
13120 | case _util.OPS.fillStroke:
|
13121 | this.fillStroke();
|
13122 | break;
|
13123 |
|
13124 | case _util.OPS.eoFillStroke:
|
13125 | this.eoFillStroke();
|
13126 | break;
|
13127 |
|
13128 | case _util.OPS.clip:
|
13129 | this.clip("nonzero");
|
13130 | break;
|
13131 |
|
13132 | case _util.OPS.eoClip:
|
13133 | this.clip("evenodd");
|
13134 | break;
|
13135 |
|
13136 | case _util.OPS.paintSolidColorImageMask:
|
13137 | this.paintSolidColorImageMask();
|
13138 | break;
|
13139 |
|
13140 | case _util.OPS.paintImageXObject:
|
13141 | this.paintImageXObject(args[0]);
|
13142 | break;
|
13143 |
|
13144 | case _util.OPS.paintInlineImageXObject:
|
13145 | this.paintInlineImageXObject(args[0]);
|
13146 | break;
|
13147 |
|
13148 | case _util.OPS.paintImageMaskXObject:
|
13149 | this.paintImageMaskXObject(args[0]);
|
13150 | break;
|
13151 |
|
13152 | case _util.OPS.paintFormXObjectBegin:
|
13153 | this.paintFormXObjectBegin(args[0], args[1]);
|
13154 | break;
|
13155 |
|
13156 | case _util.OPS.paintFormXObjectEnd:
|
13157 | this.paintFormXObjectEnd();
|
13158 | break;
|
13159 |
|
13160 | case _util.OPS.closePath:
|
13161 | this.closePath();
|
13162 | break;
|
13163 |
|
13164 | case _util.OPS.closeStroke:
|
13165 | this.closeStroke();
|
13166 | break;
|
13167 |
|
13168 | case _util.OPS.closeFillStroke:
|
13169 | this.closeFillStroke();
|
13170 | break;
|
13171 |
|
13172 | case _util.OPS.closeEOFillStroke:
|
13173 | this.closeEOFillStroke();
|
13174 | break;
|
13175 |
|
13176 | case _util.OPS.nextLine:
|
13177 | this.nextLine();
|
13178 | break;
|
13179 |
|
13180 | case _util.OPS.transform:
|
13181 | this.transform(args[0], args[1], args[2], args[3], args[4], args[5]);
|
13182 | break;
|
13183 |
|
13184 | case _util.OPS.constructPath:
|
13185 | this.constructPath(args[0], args[1]);
|
13186 | break;
|
13187 |
|
13188 | case _util.OPS.endPath:
|
13189 | this.endPath();
|
13190 | break;
|
13191 |
|
13192 | case 92:
|
13193 | this.group(opTreeElement.items);
|
13194 | break;
|
13195 |
|
13196 | default:
|
13197 | (0, _util.warn)(`Unimplemented operator ${fn}`);
|
13198 | break;
|
13199 | }
|
13200 | }
|
13201 | }
|
13202 |
|
13203 | setWordSpacing(wordSpacing) {
|
13204 | this.current.wordSpacing = wordSpacing;
|
13205 | }
|
13206 |
|
13207 | setCharSpacing(charSpacing) {
|
13208 | this.current.charSpacing = charSpacing;
|
13209 | }
|
13210 |
|
13211 | nextLine() {
|
13212 | this.moveText(0, this.current.leading);
|
13213 | }
|
13214 |
|
13215 | setTextMatrix(a, b, c, d, e, f) {
|
13216 | const current = this.current;
|
13217 | current.textMatrix = current.lineMatrix = [a, b, c, d, e, f];
|
13218 | current.textMatrixScale = Math.hypot(a, b);
|
13219 | current.x = current.lineX = 0;
|
13220 | current.y = current.lineY = 0;
|
13221 | current.xcoords = [];
|
13222 | current.ycoords = [];
|
13223 | current.tspan = this.svgFactory.createElement("svg:tspan");
|
13224 | current.tspan.setAttributeNS(null, "font-family", current.fontFamily);
|
13225 | current.tspan.setAttributeNS(null, "font-size", `${pf(current.fontSize)}px`);
|
13226 | current.tspan.setAttributeNS(null, "y", pf(-current.y));
|
13227 | current.txtElement = this.svgFactory.createElement("svg:text");
|
13228 | current.txtElement.appendChild(current.tspan);
|
13229 | }
|
13230 |
|
13231 | beginText() {
|
13232 | const current = this.current;
|
13233 | current.x = current.lineX = 0;
|
13234 | current.y = current.lineY = 0;
|
13235 | current.textMatrix = _util.IDENTITY_MATRIX;
|
13236 | current.lineMatrix = _util.IDENTITY_MATRIX;
|
13237 | current.textMatrixScale = 1;
|
13238 | current.tspan = this.svgFactory.createElement("svg:tspan");
|
13239 | current.txtElement = this.svgFactory.createElement("svg:text");
|
13240 | current.txtgrp = this.svgFactory.createElement("svg:g");
|
13241 | current.xcoords = [];
|
13242 | current.ycoords = [];
|
13243 | }
|
13244 |
|
13245 | moveText(x, y) {
|
13246 | const current = this.current;
|
13247 | current.x = current.lineX += x;
|
13248 | current.y = current.lineY += y;
|
13249 | current.xcoords = [];
|
13250 | current.ycoords = [];
|
13251 | current.tspan = this.svgFactory.createElement("svg:tspan");
|
13252 | current.tspan.setAttributeNS(null, "font-family", current.fontFamily);
|
13253 | current.tspan.setAttributeNS(null, "font-size", `${pf(current.fontSize)}px`);
|
13254 | current.tspan.setAttributeNS(null, "y", pf(-current.y));
|
13255 | }
|
13256 |
|
13257 | showText(glyphs) {
|
13258 | const current = this.current;
|
13259 | const font = current.font;
|
13260 | const fontSize = current.fontSize;
|
13261 |
|
13262 | if (fontSize === 0) {
|
13263 | return;
|
13264 | }
|
13265 |
|
13266 | const fontSizeScale = current.fontSizeScale;
|
13267 | const charSpacing = current.charSpacing;
|
13268 | const wordSpacing = current.wordSpacing;
|
13269 | const fontDirection = current.fontDirection;
|
13270 | const textHScale = current.textHScale * fontDirection;
|
13271 | const vertical = font.vertical;
|
13272 | const spacingDir = vertical ? 1 : -1;
|
13273 | const defaultVMetrics = font.defaultVMetrics;
|
13274 | const widthAdvanceScale = fontSize * current.fontMatrix[0];
|
13275 | let x = 0;
|
13276 |
|
13277 | for (const glyph of glyphs) {
|
13278 | if (glyph === null) {
|
13279 | x += fontDirection * wordSpacing;
|
13280 | continue;
|
13281 | } else if ((0, _util.isNum)(glyph)) {
|
13282 | x += spacingDir * glyph * fontSize / 1000;
|
13283 | continue;
|
13284 | }
|
13285 |
|
13286 | const spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
|
13287 | const character = glyph.fontChar;
|
13288 | let scaledX, scaledY;
|
13289 | let width = glyph.width;
|
13290 |
|
13291 | if (vertical) {
|
13292 | let vx;
|
13293 | const vmetric = glyph.vmetric || defaultVMetrics;
|
13294 | vx = glyph.vmetric ? vmetric[1] : width * 0.5;
|
13295 | vx = -vx * widthAdvanceScale;
|
13296 | const vy = vmetric[2] * widthAdvanceScale;
|
13297 | width = vmetric ? -vmetric[0] : width;
|
13298 | scaledX = vx / fontSizeScale;
|
13299 | scaledY = (x + vy) / fontSizeScale;
|
13300 | } else {
|
13301 | scaledX = x / fontSizeScale;
|
13302 | scaledY = 0;
|
13303 | }
|
13304 |
|
13305 | if (glyph.isInFont || font.missingFile) {
|
13306 | current.xcoords.push(current.x + scaledX);
|
13307 |
|
13308 | if (vertical) {
|
13309 | current.ycoords.push(-current.y + scaledY);
|
13310 | }
|
13311 |
|
13312 | current.tspan.textContent += character;
|
13313 | } else {}
|
13314 |
|
13315 | let charWidth;
|
13316 |
|
13317 | if (vertical) {
|
13318 | charWidth = width * widthAdvanceScale - spacing * fontDirection;
|
13319 | } else {
|
13320 | charWidth = width * widthAdvanceScale + spacing * fontDirection;
|
13321 | }
|
13322 |
|
13323 | x += charWidth;
|
13324 | }
|
13325 |
|
13326 | current.tspan.setAttributeNS(null, "x", current.xcoords.map(pf).join(" "));
|
13327 |
|
13328 | if (vertical) {
|
13329 | current.tspan.setAttributeNS(null, "y", current.ycoords.map(pf).join(" "));
|
13330 | } else {
|
13331 | current.tspan.setAttributeNS(null, "y", pf(-current.y));
|
13332 | }
|
13333 |
|
13334 | if (vertical) {
|
13335 | current.y -= x;
|
13336 | } else {
|
13337 | current.x += x * textHScale;
|
13338 | }
|
13339 |
|
13340 | current.tspan.setAttributeNS(null, "font-family", current.fontFamily);
|
13341 | current.tspan.setAttributeNS(null, "font-size", `${pf(current.fontSize)}px`);
|
13342 |
|
13343 | if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
|
13344 | current.tspan.setAttributeNS(null, "font-style", current.fontStyle);
|
13345 | }
|
13346 |
|
13347 | if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
|
13348 | current.tspan.setAttributeNS(null, "font-weight", current.fontWeight);
|
13349 | }
|
13350 |
|
13351 | const fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
|
13352 |
|
13353 | if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
13354 | if (current.fillColor !== SVG_DEFAULTS.fillColor) {
|
13355 | current.tspan.setAttributeNS(null, "fill", current.fillColor);
|
13356 | }
|
13357 |
|
13358 | if (current.fillAlpha < 1) {
|
13359 | current.tspan.setAttributeNS(null, "fill-opacity", current.fillAlpha);
|
13360 | }
|
13361 | } else if (current.textRenderingMode === _util.TextRenderingMode.ADD_TO_PATH) {
|
13362 | current.tspan.setAttributeNS(null, "fill", "transparent");
|
13363 | } else {
|
13364 | current.tspan.setAttributeNS(null, "fill", "none");
|
13365 | }
|
13366 |
|
13367 | if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
13368 | const lineWidthScale = 1 / (current.textMatrixScale || 1);
|
13369 |
|
13370 | this._setStrokeAttributes(current.tspan, lineWidthScale);
|
13371 | }
|
13372 |
|
13373 | let textMatrix = current.textMatrix;
|
13374 |
|
13375 | if (current.textRise !== 0) {
|
13376 | textMatrix = textMatrix.slice();
|
13377 | textMatrix[5] += current.textRise;
|
13378 | }
|
13379 |
|
13380 | current.txtElement.setAttributeNS(null, "transform", `${pm(textMatrix)} scale(${pf(textHScale)}, -1)`);
|
13381 | current.txtElement.setAttributeNS(XML_NS, "xml:space", "preserve");
|
13382 | current.txtElement.appendChild(current.tspan);
|
13383 | current.txtgrp.appendChild(current.txtElement);
|
13384 |
|
13385 | this._ensureTransformGroup().appendChild(current.txtElement);
|
13386 | }
|
13387 |
|
13388 | setLeadingMoveText(x, y) {
|
13389 | this.setLeading(-y);
|
13390 | this.moveText(x, y);
|
13391 | }
|
13392 |
|
13393 | addFontStyle(fontObj) {
|
13394 | if (!fontObj.data) {
|
13395 | throw new Error("addFontStyle: No font data available, " + 'ensure that the "fontExtraProperties" API parameter is set.');
|
13396 | }
|
13397 |
|
13398 | if (!this.cssStyle) {
|
13399 | this.cssStyle = this.svgFactory.createElement("svg:style");
|
13400 | this.cssStyle.setAttributeNS(null, "type", "text/css");
|
13401 | this.defs.appendChild(this.cssStyle);
|
13402 | }
|
13403 |
|
13404 | const url = (0, _util.createObjectURL)(fontObj.data, fontObj.mimetype, this.forceDataSchema);
|
13405 | this.cssStyle.textContent += `@font-face { font-family: "${fontObj.loadedName}";` + ` src: url(${url}); }\n`;
|
13406 | }
|
13407 |
|
13408 | setFont(details) {
|
13409 | const current = this.current;
|
13410 | const fontObj = this.commonObjs.get(details[0]);
|
13411 | let size = details[1];
|
13412 | current.font = fontObj;
|
13413 |
|
13414 | if (this.embedFonts && !fontObj.missingFile && !this.embeddedFonts[fontObj.loadedName]) {
|
13415 | this.addFontStyle(fontObj);
|
13416 | this.embeddedFonts[fontObj.loadedName] = fontObj;
|
13417 | }
|
13418 |
|
13419 | current.fontMatrix = fontObj.fontMatrix || _util.FONT_IDENTITY_MATRIX;
|
13420 | let bold = "normal";
|
13421 |
|
13422 | if (fontObj.black) {
|
13423 | bold = "900";
|
13424 | } else if (fontObj.bold) {
|
13425 | bold = "bold";
|
13426 | }
|
13427 |
|
13428 | const italic = fontObj.italic ? "italic" : "normal";
|
13429 |
|
13430 | if (size < 0) {
|
13431 | size = -size;
|
13432 | current.fontDirection = -1;
|
13433 | } else {
|
13434 | current.fontDirection = 1;
|
13435 | }
|
13436 |
|
13437 | current.fontSize = size;
|
13438 | current.fontFamily = fontObj.loadedName;
|
13439 | current.fontWeight = bold;
|
13440 | current.fontStyle = italic;
|
13441 | current.tspan = this.svgFactory.createElement("svg:tspan");
|
13442 | current.tspan.setAttributeNS(null, "y", pf(-current.y));
|
13443 | current.xcoords = [];
|
13444 | current.ycoords = [];
|
13445 | }
|
13446 |
|
13447 | endText() {
|
13448 | const current = this.current;
|
13449 |
|
13450 | if (current.textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG && current.txtElement?.hasChildNodes()) {
|
13451 | current.element = current.txtElement;
|
13452 | this.clip("nonzero");
|
13453 | this.endPath();
|
13454 | }
|
13455 | }
|
13456 |
|
13457 | setLineWidth(width) {
|
13458 | if (width > 0) {
|
13459 | this.current.lineWidth = width;
|
13460 | }
|
13461 | }
|
13462 |
|
13463 | setLineCap(style) {
|
13464 | this.current.lineCap = LINE_CAP_STYLES[style];
|
13465 | }
|
13466 |
|
13467 | setLineJoin(style) {
|
13468 | this.current.lineJoin = LINE_JOIN_STYLES[style];
|
13469 | }
|
13470 |
|
13471 | setMiterLimit(limit) {
|
13472 | this.current.miterLimit = limit;
|
13473 | }
|
13474 |
|
13475 | setStrokeAlpha(strokeAlpha) {
|
13476 | this.current.strokeAlpha = strokeAlpha;
|
13477 | }
|
13478 |
|
13479 | setStrokeRGBColor(r, g, b) {
|
13480 | this.current.strokeColor = _util.Util.makeHexColor(r, g, b);
|
13481 | }
|
13482 |
|
13483 | setFillAlpha(fillAlpha) {
|
13484 | this.current.fillAlpha = fillAlpha;
|
13485 | }
|
13486 |
|
13487 | setFillRGBColor(r, g, b) {
|
13488 | this.current.fillColor = _util.Util.makeHexColor(r, g, b);
|
13489 | this.current.tspan = this.svgFactory.createElement("svg:tspan");
|
13490 | this.current.xcoords = [];
|
13491 | this.current.ycoords = [];
|
13492 | }
|
13493 |
|
13494 | setStrokeColorN(args) {
|
13495 | this.current.strokeColor = this._makeColorN_Pattern(args);
|
13496 | }
|
13497 |
|
13498 | setFillColorN(args) {
|
13499 | this.current.fillColor = this._makeColorN_Pattern(args);
|
13500 | }
|
13501 |
|
13502 | shadingFill(args) {
|
13503 | const width = this.viewport.width;
|
13504 | const height = this.viewport.height;
|
13505 |
|
13506 | const inv = _util.Util.inverseTransform(this.transformMatrix);
|
13507 |
|
13508 | const bl = _util.Util.applyTransform([0, 0], inv);
|
13509 |
|
13510 | const br = _util.Util.applyTransform([0, height], inv);
|
13511 |
|
13512 | const ul = _util.Util.applyTransform([width, 0], inv);
|
13513 |
|
13514 | const ur = _util.Util.applyTransform([width, height], inv);
|
13515 |
|
13516 | const x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
|
13517 | const y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
|
13518 | const x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
|
13519 | const y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
|
13520 | const rect = this.svgFactory.createElement("svg:rect");
|
13521 | rect.setAttributeNS(null, "x", x0);
|
13522 | rect.setAttributeNS(null, "y", y0);
|
13523 | rect.setAttributeNS(null, "width", x1 - x0);
|
13524 | rect.setAttributeNS(null, "height", y1 - y0);
|
13525 | rect.setAttributeNS(null, "fill", this._makeShadingPattern(args));
|
13526 |
|
13527 | if (this.current.fillAlpha < 1) {
|
13528 | rect.setAttributeNS(null, "fill-opacity", this.current.fillAlpha);
|
13529 | }
|
13530 |
|
13531 | this._ensureTransformGroup().appendChild(rect);
|
13532 | }
|
13533 |
|
13534 | _makeColorN_Pattern(args) {
|
13535 | if (args[0] === "TilingPattern") {
|
13536 | return this._makeTilingPattern(args);
|
13537 | }
|
13538 |
|
13539 | return this._makeShadingPattern(args);
|
13540 | }
|
13541 |
|
13542 | _makeTilingPattern(args) {
|
13543 | const color = args[1];
|
13544 | const operatorList = args[2];
|
13545 | const matrix = args[3] || _util.IDENTITY_MATRIX;
|
13546 | const [x0, y0, x1, y1] = args[4];
|
13547 | const xstep = args[5];
|
13548 | const ystep = args[6];
|
13549 | const paintType = args[7];
|
13550 | const tilingId = `shading${shadingCount++}`;
|
13551 |
|
13552 | const [tx0, ty0, tx1, ty1] = _util.Util.normalizeRect([..._util.Util.applyTransform([x0, y0], matrix), ..._util.Util.applyTransform([x1, y1], matrix)]);
|
13553 |
|
13554 | const [xscale, yscale] = _util.Util.singularValueDecompose2dScale(matrix);
|
13555 |
|
13556 | const txstep = xstep * xscale;
|
13557 | const tystep = ystep * yscale;
|
13558 | const tiling = this.svgFactory.createElement("svg:pattern");
|
13559 | tiling.setAttributeNS(null, "id", tilingId);
|
13560 | tiling.setAttributeNS(null, "patternUnits", "userSpaceOnUse");
|
13561 | tiling.setAttributeNS(null, "width", txstep);
|
13562 | tiling.setAttributeNS(null, "height", tystep);
|
13563 | tiling.setAttributeNS(null, "x", `${tx0}`);
|
13564 | tiling.setAttributeNS(null, "y", `${ty0}`);
|
13565 | const svg = this.svg;
|
13566 | const transformMatrix = this.transformMatrix;
|
13567 | const fillColor = this.current.fillColor;
|
13568 | const strokeColor = this.current.strokeColor;
|
13569 | const bbox = this.svgFactory.create(tx1 - tx0, ty1 - ty0);
|
13570 | this.svg = bbox;
|
13571 | this.transformMatrix = matrix;
|
13572 |
|
13573 | if (paintType === 2) {
|
13574 | const cssColor = _util.Util.makeHexColor(...color);
|
13575 |
|
13576 | this.current.fillColor = cssColor;
|
13577 | this.current.strokeColor = cssColor;
|
13578 | }
|
13579 |
|
13580 | this.executeOpTree(this.convertOpList(operatorList));
|
13581 | this.svg = svg;
|
13582 | this.transformMatrix = transformMatrix;
|
13583 | this.current.fillColor = fillColor;
|
13584 | this.current.strokeColor = strokeColor;
|
13585 | tiling.appendChild(bbox.childNodes[0]);
|
13586 | this.defs.appendChild(tiling);
|
13587 | return `url(#${tilingId})`;
|
13588 | }
|
13589 |
|
13590 | _makeShadingPattern(args) {
|
13591 | if (typeof args === "string") {
|
13592 | args = this.objs.get(args);
|
13593 | }
|
13594 |
|
13595 | switch (args[0]) {
|
13596 | case "RadialAxial":
|
13597 | const shadingId = `shading${shadingCount++}`;
|
13598 | const colorStops = args[3];
|
13599 | let gradient;
|
13600 |
|
13601 | switch (args[1]) {
|
13602 | case "axial":
|
13603 | const point0 = args[4];
|
13604 | const point1 = args[5];
|
13605 | gradient = this.svgFactory.createElement("svg:linearGradient");
|
13606 | gradient.setAttributeNS(null, "id", shadingId);
|
13607 | gradient.setAttributeNS(null, "gradientUnits", "userSpaceOnUse");
|
13608 | gradient.setAttributeNS(null, "x1", point0[0]);
|
13609 | gradient.setAttributeNS(null, "y1", point0[1]);
|
13610 | gradient.setAttributeNS(null, "x2", point1[0]);
|
13611 | gradient.setAttributeNS(null, "y2", point1[1]);
|
13612 | break;
|
13613 |
|
13614 | case "radial":
|
13615 | const focalPoint = args[4];
|
13616 | const circlePoint = args[5];
|
13617 | const focalRadius = args[6];
|
13618 | const circleRadius = args[7];
|
13619 | gradient = this.svgFactory.createElement("svg:radialGradient");
|
13620 | gradient.setAttributeNS(null, "id", shadingId);
|
13621 | gradient.setAttributeNS(null, "gradientUnits", "userSpaceOnUse");
|
13622 | gradient.setAttributeNS(null, "cx", circlePoint[0]);
|
13623 | gradient.setAttributeNS(null, "cy", circlePoint[1]);
|
13624 | gradient.setAttributeNS(null, "r", circleRadius);
|
13625 | gradient.setAttributeNS(null, "fx", focalPoint[0]);
|
13626 | gradient.setAttributeNS(null, "fy", focalPoint[1]);
|
13627 | gradient.setAttributeNS(null, "fr", focalRadius);
|
13628 | break;
|
13629 |
|
13630 | default:
|
13631 | throw new Error(`Unknown RadialAxial type: ${args[1]}`);
|
13632 | }
|
13633 |
|
13634 | for (const colorStop of colorStops) {
|
13635 | const stop = this.svgFactory.createElement("svg:stop");
|
13636 | stop.setAttributeNS(null, "offset", colorStop[0]);
|
13637 | stop.setAttributeNS(null, "stop-color", colorStop[1]);
|
13638 | gradient.appendChild(stop);
|
13639 | }
|
13640 |
|
13641 | this.defs.appendChild(gradient);
|
13642 | return `url(#${shadingId})`;
|
13643 |
|
13644 | case "Mesh":
|
13645 | (0, _util.warn)("Unimplemented pattern Mesh");
|
13646 | return null;
|
13647 |
|
13648 | case "Dummy":
|
13649 | return "hotpink";
|
13650 |
|
13651 | default:
|
13652 | throw new Error(`Unknown IR type: ${args[0]}`);
|
13653 | }
|
13654 | }
|
13655 |
|
13656 | setDash(dashArray, dashPhase) {
|
13657 | this.current.dashArray = dashArray;
|
13658 | this.current.dashPhase = dashPhase;
|
13659 | }
|
13660 |
|
13661 | constructPath(ops, args) {
|
13662 | const current = this.current;
|
13663 | let x = current.x,
|
13664 | y = current.y;
|
13665 | let d = [];
|
13666 | let j = 0;
|
13667 |
|
13668 | for (const op of ops) {
|
13669 | switch (op | 0) {
|
13670 | case _util.OPS.rectangle:
|
13671 | x = args[j++];
|
13672 | y = args[j++];
|
13673 | const width = args[j++];
|
13674 | const height = args[j++];
|
13675 | const xw = x + width;
|
13676 | const yh = y + height;
|
13677 | d.push("M", pf(x), pf(y), "L", pf(xw), pf(y), "L", pf(xw), pf(yh), "L", pf(x), pf(yh), "Z");
|
13678 | break;
|
13679 |
|
13680 | case _util.OPS.moveTo:
|
13681 | x = args[j++];
|
13682 | y = args[j++];
|
13683 | d.push("M", pf(x), pf(y));
|
13684 | break;
|
13685 |
|
13686 | case _util.OPS.lineTo:
|
13687 | x = args[j++];
|
13688 | y = args[j++];
|
13689 | d.push("L", pf(x), pf(y));
|
13690 | break;
|
13691 |
|
13692 | case _util.OPS.curveTo:
|
13693 | x = args[j + 4];
|
13694 | y = args[j + 5];
|
13695 | d.push("C", pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y));
|
13696 | j += 6;
|
13697 | break;
|
13698 |
|
13699 | case _util.OPS.curveTo2:
|
13700 | d.push("C", pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]));
|
13701 | x = args[j + 2];
|
13702 | y = args[j + 3];
|
13703 | j += 4;
|
13704 | break;
|
13705 |
|
13706 | case _util.OPS.curveTo3:
|
13707 | x = args[j + 2];
|
13708 | y = args[j + 3];
|
13709 | d.push("C", pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y));
|
13710 | j += 4;
|
13711 | break;
|
13712 |
|
13713 | case _util.OPS.closePath:
|
13714 | d.push("Z");
|
13715 | break;
|
13716 | }
|
13717 | }
|
13718 |
|
13719 | d = d.join(" ");
|
13720 |
|
13721 | if (current.path && ops.length > 0 && ops[0] !== _util.OPS.rectangle && ops[0] !== _util.OPS.moveTo) {
|
13722 | d = current.path.getAttributeNS(null, "d") + d;
|
13723 | } else {
|
13724 | current.path = this.svgFactory.createElement("svg:path");
|
13725 |
|
13726 | this._ensureTransformGroup().appendChild(current.path);
|
13727 | }
|
13728 |
|
13729 | current.path.setAttributeNS(null, "d", d);
|
13730 | current.path.setAttributeNS(null, "fill", "none");
|
13731 | current.element = current.path;
|
13732 | current.setCurrentPoint(x, y);
|
13733 | }
|
13734 |
|
13735 | endPath() {
|
13736 | const current = this.current;
|
13737 | current.path = null;
|
13738 |
|
13739 | if (!this.pendingClip) {
|
13740 | return;
|
13741 | }
|
13742 |
|
13743 | if (!current.element) {
|
13744 | this.pendingClip = null;
|
13745 | return;
|
13746 | }
|
13747 |
|
13748 | const clipId = `clippath${clipCount++}`;
|
13749 | const clipPath = this.svgFactory.createElement("svg:clipPath");
|
13750 | clipPath.setAttributeNS(null, "id", clipId);
|
13751 | clipPath.setAttributeNS(null, "transform", pm(this.transformMatrix));
|
13752 | const clipElement = current.element.cloneNode(true);
|
13753 |
|
13754 | if (this.pendingClip === "evenodd") {
|
13755 | clipElement.setAttributeNS(null, "clip-rule", "evenodd");
|
13756 | } else {
|
13757 | clipElement.setAttributeNS(null, "clip-rule", "nonzero");
|
13758 | }
|
13759 |
|
13760 | this.pendingClip = null;
|
13761 | clipPath.appendChild(clipElement);
|
13762 | this.defs.appendChild(clipPath);
|
13763 |
|
13764 | if (current.activeClipUrl) {
|
13765 | current.clipGroup = null;
|
13766 |
|
13767 | for (const prev of this.extraStack) {
|
13768 | prev.clipGroup = null;
|
13769 | }
|
13770 |
|
13771 | clipPath.setAttributeNS(null, "clip-path", current.activeClipUrl);
|
13772 | }
|
13773 |
|
13774 | current.activeClipUrl = `url(#${clipId})`;
|
13775 | this.tgrp = null;
|
13776 | }
|
13777 |
|
13778 | clip(type) {
|
13779 | this.pendingClip = type;
|
13780 | }
|
13781 |
|
13782 | closePath() {
|
13783 | const current = this.current;
|
13784 |
|
13785 | if (current.path) {
|
13786 | const d = `${current.path.getAttributeNS(null, "d")}Z`;
|
13787 | current.path.setAttributeNS(null, "d", d);
|
13788 | }
|
13789 | }
|
13790 |
|
13791 | setLeading(leading) {
|
13792 | this.current.leading = -leading;
|
13793 | }
|
13794 |
|
13795 | setTextRise(textRise) {
|
13796 | this.current.textRise = textRise;
|
13797 | }
|
13798 |
|
13799 | setTextRenderingMode(textRenderingMode) {
|
13800 | this.current.textRenderingMode = textRenderingMode;
|
13801 | }
|
13802 |
|
13803 | setHScale(scale) {
|
13804 | this.current.textHScale = scale / 100;
|
13805 | }
|
13806 |
|
13807 | setRenderingIntent(intent) {}
|
13808 |
|
13809 | setFlatness(flatness) {}
|
13810 |
|
13811 | setGState(states) {
|
13812 | for (const [key, value] of states) {
|
13813 | switch (key) {
|
13814 | case "LW":
|
13815 | this.setLineWidth(value);
|
13816 | break;
|
13817 |
|
13818 | case "LC":
|
13819 | this.setLineCap(value);
|
13820 | break;
|
13821 |
|
13822 | case "LJ":
|
13823 | this.setLineJoin(value);
|
13824 | break;
|
13825 |
|
13826 | case "ML":
|
13827 | this.setMiterLimit(value);
|
13828 | break;
|
13829 |
|
13830 | case "D":
|
13831 | this.setDash(value[0], value[1]);
|
13832 | break;
|
13833 |
|
13834 | case "RI":
|
13835 | this.setRenderingIntent(value);
|
13836 | break;
|
13837 |
|
13838 | case "FL":
|
13839 | this.setFlatness(value);
|
13840 | break;
|
13841 |
|
13842 | case "Font":
|
13843 | this.setFont(value);
|
13844 | break;
|
13845 |
|
13846 | case "CA":
|
13847 | this.setStrokeAlpha(value);
|
13848 | break;
|
13849 |
|
13850 | case "ca":
|
13851 | this.setFillAlpha(value);
|
13852 | break;
|
13853 |
|
13854 | default:
|
13855 | (0, _util.warn)(`Unimplemented graphic state operator ${key}`);
|
13856 | break;
|
13857 | }
|
13858 | }
|
13859 | }
|
13860 |
|
13861 | fill() {
|
13862 | const current = this.current;
|
13863 |
|
13864 | if (current.element) {
|
13865 | current.element.setAttributeNS(null, "fill", current.fillColor);
|
13866 | current.element.setAttributeNS(null, "fill-opacity", current.fillAlpha);
|
13867 | this.endPath();
|
13868 | }
|
13869 | }
|
13870 |
|
13871 | stroke() {
|
13872 | const current = this.current;
|
13873 |
|
13874 | if (current.element) {
|
13875 | this._setStrokeAttributes(current.element);
|
13876 |
|
13877 | current.element.setAttributeNS(null, "fill", "none");
|
13878 | this.endPath();
|
13879 | }
|
13880 | }
|
13881 |
|
13882 | _setStrokeAttributes(element, lineWidthScale = 1) {
|
13883 | const current = this.current;
|
13884 | let dashArray = current.dashArray;
|
13885 |
|
13886 | if (lineWidthScale !== 1 && dashArray.length > 0) {
|
13887 | dashArray = dashArray.map(function (value) {
|
13888 | return lineWidthScale * value;
|
13889 | });
|
13890 | }
|
13891 |
|
13892 | element.setAttributeNS(null, "stroke", current.strokeColor);
|
13893 | element.setAttributeNS(null, "stroke-opacity", current.strokeAlpha);
|
13894 | element.setAttributeNS(null, "stroke-miterlimit", pf(current.miterLimit));
|
13895 | element.setAttributeNS(null, "stroke-linecap", current.lineCap);
|
13896 | element.setAttributeNS(null, "stroke-linejoin", current.lineJoin);
|
13897 | element.setAttributeNS(null, "stroke-width", pf(lineWidthScale * current.lineWidth) + "px");
|
13898 | element.setAttributeNS(null, "stroke-dasharray", dashArray.map(pf).join(" "));
|
13899 | element.setAttributeNS(null, "stroke-dashoffset", pf(lineWidthScale * current.dashPhase) + "px");
|
13900 | }
|
13901 |
|
13902 | eoFill() {
|
13903 | if (this.current.element) {
|
13904 | this.current.element.setAttributeNS(null, "fill-rule", "evenodd");
|
13905 | }
|
13906 |
|
13907 | this.fill();
|
13908 | }
|
13909 |
|
13910 | fillStroke() {
|
13911 | this.stroke();
|
13912 | this.fill();
|
13913 | }
|
13914 |
|
13915 | eoFillStroke() {
|
13916 | if (this.current.element) {
|
13917 | this.current.element.setAttributeNS(null, "fill-rule", "evenodd");
|
13918 | }
|
13919 |
|
13920 | this.fillStroke();
|
13921 | }
|
13922 |
|
13923 | closeStroke() {
|
13924 | this.closePath();
|
13925 | this.stroke();
|
13926 | }
|
13927 |
|
13928 | closeFillStroke() {
|
13929 | this.closePath();
|
13930 | this.fillStroke();
|
13931 | }
|
13932 |
|
13933 | closeEOFillStroke() {
|
13934 | this.closePath();
|
13935 | this.eoFillStroke();
|
13936 | }
|
13937 |
|
13938 | paintSolidColorImageMask() {
|
13939 | const rect = this.svgFactory.createElement("svg:rect");
|
13940 | rect.setAttributeNS(null, "x", "0");
|
13941 | rect.setAttributeNS(null, "y", "0");
|
13942 | rect.setAttributeNS(null, "width", "1px");
|
13943 | rect.setAttributeNS(null, "height", "1px");
|
13944 | rect.setAttributeNS(null, "fill", this.current.fillColor);
|
13945 |
|
13946 | this._ensureTransformGroup().appendChild(rect);
|
13947 | }
|
13948 |
|
13949 | paintImageXObject(objId) {
|
13950 | const imgData = objId.startsWith("g_") ? this.commonObjs.get(objId) : this.objs.get(objId);
|
13951 |
|
13952 | if (!imgData) {
|
13953 | (0, _util.warn)(`Dependent image with object ID ${objId} is not ready yet`);
|
13954 | return;
|
13955 | }
|
13956 |
|
13957 | this.paintInlineImageXObject(imgData);
|
13958 | }
|
13959 |
|
13960 | paintInlineImageXObject(imgData, mask) {
|
13961 | const width = imgData.width;
|
13962 | const height = imgData.height;
|
13963 | const imgSrc = convertImgDataToPng(imgData, this.forceDataSchema, !!mask);
|
13964 | const cliprect = this.svgFactory.createElement("svg:rect");
|
13965 | cliprect.setAttributeNS(null, "x", "0");
|
13966 | cliprect.setAttributeNS(null, "y", "0");
|
13967 | cliprect.setAttributeNS(null, "width", pf(width));
|
13968 | cliprect.setAttributeNS(null, "height", pf(height));
|
13969 | this.current.element = cliprect;
|
13970 | this.clip("nonzero");
|
13971 | const imgEl = this.svgFactory.createElement("svg:image");
|
13972 | imgEl.setAttributeNS(XLINK_NS, "xlink:href", imgSrc);
|
13973 | imgEl.setAttributeNS(null, "x", "0");
|
13974 | imgEl.setAttributeNS(null, "y", pf(-height));
|
13975 | imgEl.setAttributeNS(null, "width", pf(width) + "px");
|
13976 | imgEl.setAttributeNS(null, "height", pf(height) + "px");
|
13977 | imgEl.setAttributeNS(null, "transform", `scale(${pf(1 / width)} ${pf(-1 / height)})`);
|
13978 |
|
13979 | if (mask) {
|
13980 | mask.appendChild(imgEl);
|
13981 | } else {
|
13982 | this._ensureTransformGroup().appendChild(imgEl);
|
13983 | }
|
13984 | }
|
13985 |
|
13986 | paintImageMaskXObject(imgData) {
|
13987 | const current = this.current;
|
13988 | const width = imgData.width;
|
13989 | const height = imgData.height;
|
13990 | const fillColor = current.fillColor;
|
13991 | current.maskId = `mask${maskCount++}`;
|
13992 | const mask = this.svgFactory.createElement("svg:mask");
|
13993 | mask.setAttributeNS(null, "id", current.maskId);
|
13994 | const rect = this.svgFactory.createElement("svg:rect");
|
13995 | rect.setAttributeNS(null, "x", "0");
|
13996 | rect.setAttributeNS(null, "y", "0");
|
13997 | rect.setAttributeNS(null, "width", pf(width));
|
13998 | rect.setAttributeNS(null, "height", pf(height));
|
13999 | rect.setAttributeNS(null, "fill", fillColor);
|
14000 | rect.setAttributeNS(null, "mask", `url(#${current.maskId})`);
|
14001 | this.defs.appendChild(mask);
|
14002 |
|
14003 | this._ensureTransformGroup().appendChild(rect);
|
14004 |
|
14005 | this.paintInlineImageXObject(imgData, mask);
|
14006 | }
|
14007 |
|
14008 | paintFormXObjectBegin(matrix, bbox) {
|
14009 | if (Array.isArray(matrix) && matrix.length === 6) {
|
14010 | this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
|
14011 | }
|
14012 |
|
14013 | if (bbox) {
|
14014 | const width = bbox[2] - bbox[0];
|
14015 | const height = bbox[3] - bbox[1];
|
14016 | const cliprect = this.svgFactory.createElement("svg:rect");
|
14017 | cliprect.setAttributeNS(null, "x", bbox[0]);
|
14018 | cliprect.setAttributeNS(null, "y", bbox[1]);
|
14019 | cliprect.setAttributeNS(null, "width", pf(width));
|
14020 | cliprect.setAttributeNS(null, "height", pf(height));
|
14021 | this.current.element = cliprect;
|
14022 | this.clip("nonzero");
|
14023 | this.endPath();
|
14024 | }
|
14025 | }
|
14026 |
|
14027 | paintFormXObjectEnd() {}
|
14028 |
|
14029 | _initialize(viewport) {
|
14030 | const svg = this.svgFactory.create(viewport.width, viewport.height);
|
14031 | const definitions = this.svgFactory.createElement("svg:defs");
|
14032 | svg.appendChild(definitions);
|
14033 | this.defs = definitions;
|
14034 | const rootGroup = this.svgFactory.createElement("svg:g");
|
14035 | rootGroup.setAttributeNS(null, "transform", pm(viewport.transform));
|
14036 | svg.appendChild(rootGroup);
|
14037 | this.svg = rootGroup;
|
14038 | return svg;
|
14039 | }
|
14040 |
|
14041 | _ensureClipGroup() {
|
14042 | if (!this.current.clipGroup) {
|
14043 | const clipGroup = this.svgFactory.createElement("svg:g");
|
14044 | clipGroup.setAttributeNS(null, "clip-path", this.current.activeClipUrl);
|
14045 | this.svg.appendChild(clipGroup);
|
14046 | this.current.clipGroup = clipGroup;
|
14047 | }
|
14048 |
|
14049 | return this.current.clipGroup;
|
14050 | }
|
14051 |
|
14052 | _ensureTransformGroup() {
|
14053 | if (!this.tgrp) {
|
14054 | this.tgrp = this.svgFactory.createElement("svg:g");
|
14055 | this.tgrp.setAttributeNS(null, "transform", pm(this.transformMatrix));
|
14056 |
|
14057 | if (this.current.activeClipUrl) {
|
14058 | this._ensureClipGroup().appendChild(this.tgrp);
|
14059 | } else {
|
14060 | this.svg.appendChild(this.tgrp);
|
14061 | }
|
14062 | }
|
14063 |
|
14064 | return this.tgrp;
|
14065 | }
|
14066 |
|
14067 | };
|
14068 | }
|
14069 |
|
14070 | }),
|
14071 |
|
14072 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
14073 |
|
14074 |
|
14075 |
|
14076 | Object.defineProperty(exports, "__esModule", ({
|
14077 | value: true
|
14078 | }));
|
14079 | exports.PDFNodeStream = void 0;
|
14080 |
|
14081 | var _util = __w_pdfjs_require__(2);
|
14082 |
|
14083 | var _network_utils = __w_pdfjs_require__(24);
|
14084 |
|
14085 | ;
|
14086 |
|
14087 | const fs = require("fs");
|
14088 |
|
14089 | const http = require("http");
|
14090 |
|
14091 | const https = require("https");
|
14092 |
|
14093 | const url = require("url");
|
14094 |
|
14095 | const fileUriRegex = /^file:\/\/\/[a-zA-Z]:\//;
|
14096 |
|
14097 | function parseUrl(sourceUrl) {
|
14098 | const parsedUrl = url.parse(sourceUrl);
|
14099 |
|
14100 | if (parsedUrl.protocol === "file:" || parsedUrl.host) {
|
14101 | return parsedUrl;
|
14102 | }
|
14103 |
|
14104 | if (/^[a-z]:[/\\]/i.test(sourceUrl)) {
|
14105 | return url.parse(`file:///${sourceUrl}`);
|
14106 | }
|
14107 |
|
14108 | if (!parsedUrl.host) {
|
14109 | parsedUrl.protocol = "file:";
|
14110 | }
|
14111 |
|
14112 | return parsedUrl;
|
14113 | }
|
14114 |
|
14115 | class PDFNodeStream {
|
14116 | constructor(source) {
|
14117 | this.source = source;
|
14118 | this.url = parseUrl(source.url);
|
14119 | this.isHttp = this.url.protocol === "http:" || this.url.protocol === "https:";
|
14120 | this.isFsUrl = this.url.protocol === "file:";
|
14121 | this.httpHeaders = this.isHttp && source.httpHeaders || {};
|
14122 | this._fullRequestReader = null;
|
14123 | this._rangeRequestReaders = [];
|
14124 | }
|
14125 |
|
14126 | get _progressiveDataLength() {
|
14127 | return this._fullRequestReader?._loaded ?? 0;
|
14128 | }
|
14129 |
|
14130 | getFullReader() {
|
14131 | (0, _util.assert)(!this._fullRequestReader, "PDFNodeStream.getFullReader can only be called once.");
|
14132 | this._fullRequestReader = this.isFsUrl ? new PDFNodeStreamFsFullReader(this) : new PDFNodeStreamFullReader(this);
|
14133 | return this._fullRequestReader;
|
14134 | }
|
14135 |
|
14136 | getRangeReader(start, end) {
|
14137 | if (end <= this._progressiveDataLength) {
|
14138 | return null;
|
14139 | }
|
14140 |
|
14141 | const rangeReader = this.isFsUrl ? new PDFNodeStreamFsRangeReader(this, start, end) : new PDFNodeStreamRangeReader(this, start, end);
|
14142 |
|
14143 | this._rangeRequestReaders.push(rangeReader);
|
14144 |
|
14145 | return rangeReader;
|
14146 | }
|
14147 |
|
14148 | cancelAllRequests(reason) {
|
14149 | if (this._fullRequestReader) {
|
14150 | this._fullRequestReader.cancel(reason);
|
14151 | }
|
14152 |
|
14153 | for (const reader of this._rangeRequestReaders.slice(0)) {
|
14154 | reader.cancel(reason);
|
14155 | }
|
14156 | }
|
14157 |
|
14158 | }
|
14159 |
|
14160 | exports.PDFNodeStream = PDFNodeStream;
|
14161 |
|
14162 | class BaseFullReader {
|
14163 | constructor(stream) {
|
14164 | this._url = stream.url;
|
14165 | this._done = false;
|
14166 | this._storedError = null;
|
14167 | this.onProgress = null;
|
14168 | const source = stream.source;
|
14169 | this._contentLength = source.length;
|
14170 | this._loaded = 0;
|
14171 | this._filename = null;
|
14172 | this._disableRange = source.disableRange || false;
|
14173 | this._rangeChunkSize = source.rangeChunkSize;
|
14174 |
|
14175 | if (!this._rangeChunkSize && !this._disableRange) {
|
14176 | this._disableRange = true;
|
14177 | }
|
14178 |
|
14179 | this._isStreamingSupported = !source.disableStream;
|
14180 | this._isRangeSupported = !source.disableRange;
|
14181 | this._readableStream = null;
|
14182 | this._readCapability = (0, _util.createPromiseCapability)();
|
14183 | this._headersCapability = (0, _util.createPromiseCapability)();
|
14184 | }
|
14185 |
|
14186 | get headersReady() {
|
14187 | return this._headersCapability.promise;
|
14188 | }
|
14189 |
|
14190 | get filename() {
|
14191 | return this._filename;
|
14192 | }
|
14193 |
|
14194 | get contentLength() {
|
14195 | return this._contentLength;
|
14196 | }
|
14197 |
|
14198 | get isRangeSupported() {
|
14199 | return this._isRangeSupported;
|
14200 | }
|
14201 |
|
14202 | get isStreamingSupported() {
|
14203 | return this._isStreamingSupported;
|
14204 | }
|
14205 |
|
14206 | async read() {
|
14207 | await this._readCapability.promise;
|
14208 |
|
14209 | if (this._done) {
|
14210 | return {
|
14211 | value: undefined,
|
14212 | done: true
|
14213 | };
|
14214 | }
|
14215 |
|
14216 | if (this._storedError) {
|
14217 | throw this._storedError;
|
14218 | }
|
14219 |
|
14220 | const chunk = this._readableStream.read();
|
14221 |
|
14222 | if (chunk === null) {
|
14223 | this._readCapability = (0, _util.createPromiseCapability)();
|
14224 | return this.read();
|
14225 | }
|
14226 |
|
14227 | this._loaded += chunk.length;
|
14228 |
|
14229 | if (this.onProgress) {
|
14230 | this.onProgress({
|
14231 | loaded: this._loaded,
|
14232 | total: this._contentLength
|
14233 | });
|
14234 | }
|
14235 |
|
14236 | const buffer = new Uint8Array(chunk).buffer;
|
14237 | return {
|
14238 | value: buffer,
|
14239 | done: false
|
14240 | };
|
14241 | }
|
14242 |
|
14243 | cancel(reason) {
|
14244 | if (!this._readableStream) {
|
14245 | this._error(reason);
|
14246 |
|
14247 | return;
|
14248 | }
|
14249 |
|
14250 | this._readableStream.destroy(reason);
|
14251 | }
|
14252 |
|
14253 | _error(reason) {
|
14254 | this._storedError = reason;
|
14255 |
|
14256 | this._readCapability.resolve();
|
14257 | }
|
14258 |
|
14259 | _setReadableStream(readableStream) {
|
14260 | this._readableStream = readableStream;
|
14261 | readableStream.on("readable", () => {
|
14262 | this._readCapability.resolve();
|
14263 | });
|
14264 | readableStream.on("end", () => {
|
14265 | readableStream.destroy();
|
14266 | this._done = true;
|
14267 |
|
14268 | this._readCapability.resolve();
|
14269 | });
|
14270 | readableStream.on("error", reason => {
|
14271 | this._error(reason);
|
14272 | });
|
14273 |
|
14274 | if (!this._isStreamingSupported && this._isRangeSupported) {
|
14275 | this._error(new _util.AbortException("streaming is disabled"));
|
14276 | }
|
14277 |
|
14278 | if (this._storedError) {
|
14279 | this._readableStream.destroy(this._storedError);
|
14280 | }
|
14281 | }
|
14282 |
|
14283 | }
|
14284 |
|
14285 | class BaseRangeReader {
|
14286 | constructor(stream) {
|
14287 | this._url = stream.url;
|
14288 | this._done = false;
|
14289 | this._storedError = null;
|
14290 | this.onProgress = null;
|
14291 | this._loaded = 0;
|
14292 | this._readableStream = null;
|
14293 | this._readCapability = (0, _util.createPromiseCapability)();
|
14294 | const source = stream.source;
|
14295 | this._isStreamingSupported = !source.disableStream;
|
14296 | }
|
14297 |
|
14298 | get isStreamingSupported() {
|
14299 | return this._isStreamingSupported;
|
14300 | }
|
14301 |
|
14302 | async read() {
|
14303 | await this._readCapability.promise;
|
14304 |
|
14305 | if (this._done) {
|
14306 | return {
|
14307 | value: undefined,
|
14308 | done: true
|
14309 | };
|
14310 | }
|
14311 |
|
14312 | if (this._storedError) {
|
14313 | throw this._storedError;
|
14314 | }
|
14315 |
|
14316 | const chunk = this._readableStream.read();
|
14317 |
|
14318 | if (chunk === null) {
|
14319 | this._readCapability = (0, _util.createPromiseCapability)();
|
14320 | return this.read();
|
14321 | }
|
14322 |
|
14323 | this._loaded += chunk.length;
|
14324 |
|
14325 | if (this.onProgress) {
|
14326 | this.onProgress({
|
14327 | loaded: this._loaded
|
14328 | });
|
14329 | }
|
14330 |
|
14331 | const buffer = new Uint8Array(chunk).buffer;
|
14332 | return {
|
14333 | value: buffer,
|
14334 | done: false
|
14335 | };
|
14336 | }
|
14337 |
|
14338 | cancel(reason) {
|
14339 | if (!this._readableStream) {
|
14340 | this._error(reason);
|
14341 |
|
14342 | return;
|
14343 | }
|
14344 |
|
14345 | this._readableStream.destroy(reason);
|
14346 | }
|
14347 |
|
14348 | _error(reason) {
|
14349 | this._storedError = reason;
|
14350 |
|
14351 | this._readCapability.resolve();
|
14352 | }
|
14353 |
|
14354 | _setReadableStream(readableStream) {
|
14355 | this._readableStream = readableStream;
|
14356 | readableStream.on("readable", () => {
|
14357 | this._readCapability.resolve();
|
14358 | });
|
14359 | readableStream.on("end", () => {
|
14360 | readableStream.destroy();
|
14361 | this._done = true;
|
14362 |
|
14363 | this._readCapability.resolve();
|
14364 | });
|
14365 | readableStream.on("error", reason => {
|
14366 | this._error(reason);
|
14367 | });
|
14368 |
|
14369 | if (this._storedError) {
|
14370 | this._readableStream.destroy(this._storedError);
|
14371 | }
|
14372 | }
|
14373 |
|
14374 | }
|
14375 |
|
14376 | function createRequestOptions(parsedUrl, headers) {
|
14377 | return {
|
14378 | protocol: parsedUrl.protocol,
|
14379 | auth: parsedUrl.auth,
|
14380 | host: parsedUrl.hostname,
|
14381 | port: parsedUrl.port,
|
14382 | path: parsedUrl.path,
|
14383 | method: "GET",
|
14384 | headers
|
14385 | };
|
14386 | }
|
14387 |
|
14388 | class PDFNodeStreamFullReader extends BaseFullReader {
|
14389 | constructor(stream) {
|
14390 | super(stream);
|
14391 |
|
14392 | const handleResponse = response => {
|
14393 | if (response.statusCode === 404) {
|
14394 | const error = new _util.MissingPDFException(`Missing PDF "${this._url}".`);
|
14395 | this._storedError = error;
|
14396 |
|
14397 | this._headersCapability.reject(error);
|
14398 |
|
14399 | return;
|
14400 | }
|
14401 |
|
14402 | this._headersCapability.resolve();
|
14403 |
|
14404 | this._setReadableStream(response);
|
14405 |
|
14406 | const getResponseHeader = name => {
|
14407 | return this._readableStream.headers[name.toLowerCase()];
|
14408 | };
|
14409 |
|
14410 | const {
|
14411 | allowRangeRequests,
|
14412 | suggestedLength
|
14413 | } = (0, _network_utils.validateRangeRequestCapabilities)({
|
14414 | getResponseHeader,
|
14415 | isHttp: stream.isHttp,
|
14416 | rangeChunkSize: this._rangeChunkSize,
|
14417 | disableRange: this._disableRange
|
14418 | });
|
14419 | this._isRangeSupported = allowRangeRequests;
|
14420 | this._contentLength = suggestedLength || this._contentLength;
|
14421 | this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
|
14422 | };
|
14423 |
|
14424 | this._request = null;
|
14425 |
|
14426 | if (this._url.protocol === "http:") {
|
14427 | this._request = http.request(createRequestOptions(this._url, stream.httpHeaders), handleResponse);
|
14428 | } else {
|
14429 | this._request = https.request(createRequestOptions(this._url, stream.httpHeaders), handleResponse);
|
14430 | }
|
14431 |
|
14432 | this._request.on("error", reason => {
|
14433 | this._storedError = reason;
|
14434 |
|
14435 | this._headersCapability.reject(reason);
|
14436 | });
|
14437 |
|
14438 | this._request.end();
|
14439 | }
|
14440 |
|
14441 | }
|
14442 |
|
14443 | class PDFNodeStreamRangeReader extends BaseRangeReader {
|
14444 | constructor(stream, start, end) {
|
14445 | super(stream);
|
14446 | this._httpHeaders = {};
|
14447 |
|
14448 | for (const property in stream.httpHeaders) {
|
14449 | const value = stream.httpHeaders[property];
|
14450 |
|
14451 | if (typeof value === "undefined") {
|
14452 | continue;
|
14453 | }
|
14454 |
|
14455 | this._httpHeaders[property] = value;
|
14456 | }
|
14457 |
|
14458 | this._httpHeaders.Range = `bytes=${start}-${end - 1}`;
|
14459 |
|
14460 | const handleResponse = response => {
|
14461 | if (response.statusCode === 404) {
|
14462 | const error = new _util.MissingPDFException(`Missing PDF "${this._url}".`);
|
14463 | this._storedError = error;
|
14464 | return;
|
14465 | }
|
14466 |
|
14467 | this._setReadableStream(response);
|
14468 | };
|
14469 |
|
14470 | this._request = null;
|
14471 |
|
14472 | if (this._url.protocol === "http:") {
|
14473 | this._request = http.request(createRequestOptions(this._url, this._httpHeaders), handleResponse);
|
14474 | } else {
|
14475 | this._request = https.request(createRequestOptions(this._url, this._httpHeaders), handleResponse);
|
14476 | }
|
14477 |
|
14478 | this._request.on("error", reason => {
|
14479 | this._storedError = reason;
|
14480 | });
|
14481 |
|
14482 | this._request.end();
|
14483 | }
|
14484 |
|
14485 | }
|
14486 |
|
14487 | class PDFNodeStreamFsFullReader extends BaseFullReader {
|
14488 | constructor(stream) {
|
14489 | super(stream);
|
14490 | let path = decodeURIComponent(this._url.path);
|
14491 |
|
14492 | if (fileUriRegex.test(this._url.href)) {
|
14493 | path = path.replace(/^\//, "");
|
14494 | }
|
14495 |
|
14496 | fs.lstat(path, (error, stat) => {
|
14497 | if (error) {
|
14498 | if (error.code === "ENOENT") {
|
14499 | error = new _util.MissingPDFException(`Missing PDF "${path}".`);
|
14500 | }
|
14501 |
|
14502 | this._storedError = error;
|
14503 |
|
14504 | this._headersCapability.reject(error);
|
14505 |
|
14506 | return;
|
14507 | }
|
14508 |
|
14509 | this._contentLength = stat.size;
|
14510 |
|
14511 | this._setReadableStream(fs.createReadStream(path));
|
14512 |
|
14513 | this._headersCapability.resolve();
|
14514 | });
|
14515 | }
|
14516 |
|
14517 | }
|
14518 |
|
14519 | class PDFNodeStreamFsRangeReader extends BaseRangeReader {
|
14520 | constructor(stream, start, end) {
|
14521 | super(stream);
|
14522 | let path = decodeURIComponent(this._url.path);
|
14523 |
|
14524 | if (fileUriRegex.test(this._url.href)) {
|
14525 | path = path.replace(/^\//, "");
|
14526 | }
|
14527 |
|
14528 | this._setReadableStream(fs.createReadStream(path, {
|
14529 | start,
|
14530 | end: end - 1
|
14531 | }));
|
14532 | }
|
14533 |
|
14534 | }
|
14535 |
|
14536 | }),
|
14537 |
|
14538 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
14539 |
|
14540 |
|
14541 |
|
14542 | Object.defineProperty(exports, "__esModule", ({
|
14543 | value: true
|
14544 | }));
|
14545 | exports.createResponseStatusError = createResponseStatusError;
|
14546 | exports.extractFilenameFromHeader = extractFilenameFromHeader;
|
14547 | exports.validateRangeRequestCapabilities = validateRangeRequestCapabilities;
|
14548 | exports.validateResponseStatus = validateResponseStatus;
|
14549 |
|
14550 | var _util = __w_pdfjs_require__(2);
|
14551 |
|
14552 | var _content_disposition = __w_pdfjs_require__(25);
|
14553 |
|
14554 | var _display_utils = __w_pdfjs_require__(1);
|
14555 |
|
14556 | function validateRangeRequestCapabilities({
|
14557 | getResponseHeader,
|
14558 | isHttp,
|
14559 | rangeChunkSize,
|
14560 | disableRange
|
14561 | }) {
|
14562 | (0, _util.assert)(rangeChunkSize > 0, "Range chunk size must be larger than zero");
|
14563 | const returnValues = {
|
14564 | allowRangeRequests: false,
|
14565 | suggestedLength: undefined
|
14566 | };
|
14567 | const length = parseInt(getResponseHeader("Content-Length"), 10);
|
14568 |
|
14569 | if (!Number.isInteger(length)) {
|
14570 | return returnValues;
|
14571 | }
|
14572 |
|
14573 | returnValues.suggestedLength = length;
|
14574 |
|
14575 | if (length <= 2 * rangeChunkSize) {
|
14576 | return returnValues;
|
14577 | }
|
14578 |
|
14579 | if (disableRange || !isHttp) {
|
14580 | return returnValues;
|
14581 | }
|
14582 |
|
14583 | if (getResponseHeader("Accept-Ranges") !== "bytes") {
|
14584 | return returnValues;
|
14585 | }
|
14586 |
|
14587 | const contentEncoding = getResponseHeader("Content-Encoding") || "identity";
|
14588 |
|
14589 | if (contentEncoding !== "identity") {
|
14590 | return returnValues;
|
14591 | }
|
14592 |
|
14593 | returnValues.allowRangeRequests = true;
|
14594 | return returnValues;
|
14595 | }
|
14596 |
|
14597 | function extractFilenameFromHeader(getResponseHeader) {
|
14598 | const contentDisposition = getResponseHeader("Content-Disposition");
|
14599 |
|
14600 | if (contentDisposition) {
|
14601 | let filename = (0, _content_disposition.getFilenameFromContentDispositionHeader)(contentDisposition);
|
14602 |
|
14603 | if (filename.includes("%")) {
|
14604 | try {
|
14605 | filename = decodeURIComponent(filename);
|
14606 | } catch (ex) {}
|
14607 | }
|
14608 |
|
14609 | if ((0, _display_utils.isPdfFile)(filename)) {
|
14610 | return filename;
|
14611 | }
|
14612 | }
|
14613 |
|
14614 | return null;
|
14615 | }
|
14616 |
|
14617 | function createResponseStatusError(status, url) {
|
14618 | if (status === 404 || status === 0 && url.startsWith("file:")) {
|
14619 | return new _util.MissingPDFException('Missing PDF "' + url + '".');
|
14620 | }
|
14621 |
|
14622 | return new _util.UnexpectedResponseException(`Unexpected server response (${status}) while retrieving PDF "${url}".`, status);
|
14623 | }
|
14624 |
|
14625 | function validateResponseStatus(status) {
|
14626 | return status === 200 || status === 206;
|
14627 | }
|
14628 |
|
14629 | }),
|
14630 |
|
14631 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
14632 |
|
14633 |
|
14634 |
|
14635 | Object.defineProperty(exports, "__esModule", ({
|
14636 | value: true
|
14637 | }));
|
14638 | exports.getFilenameFromContentDispositionHeader = getFilenameFromContentDispositionHeader;
|
14639 |
|
14640 | var _util = __w_pdfjs_require__(2);
|
14641 |
|
14642 | function getFilenameFromContentDispositionHeader(contentDisposition) {
|
14643 | let needsEncodingFixup = true;
|
14644 | let tmp = toParamRegExp("filename\\*", "i").exec(contentDisposition);
|
14645 |
|
14646 | if (tmp) {
|
14647 | tmp = tmp[1];
|
14648 | let filename = rfc2616unquote(tmp);
|
14649 | filename = unescape(filename);
|
14650 | filename = rfc5987decode(filename);
|
14651 | filename = rfc2047decode(filename);
|
14652 | return fixupEncoding(filename);
|
14653 | }
|
14654 |
|
14655 | tmp = rfc2231getparam(contentDisposition);
|
14656 |
|
14657 | if (tmp) {
|
14658 | const filename = rfc2047decode(tmp);
|
14659 | return fixupEncoding(filename);
|
14660 | }
|
14661 |
|
14662 | tmp = toParamRegExp("filename", "i").exec(contentDisposition);
|
14663 |
|
14664 | if (tmp) {
|
14665 | tmp = tmp[1];
|
14666 | let filename = rfc2616unquote(tmp);
|
14667 | filename = rfc2047decode(filename);
|
14668 | return fixupEncoding(filename);
|
14669 | }
|
14670 |
|
14671 | function toParamRegExp(attributePattern, flags) {
|
14672 | return new RegExp("(?:^|;)\\s*" + attributePattern + "\\s*=\\s*" + "(" + '[^";\\s][^;\\s]*' + "|" + '"(?:[^"\\\\]|\\\\"?)+"?' + ")", flags);
|
14673 | }
|
14674 |
|
14675 | function textdecode(encoding, value) {
|
14676 | if (encoding) {
|
14677 | if (!/^[\x00-\xFF]+$/.test(value)) {
|
14678 | return value;
|
14679 | }
|
14680 |
|
14681 | try {
|
14682 | const decoder = new TextDecoder(encoding, {
|
14683 | fatal: true
|
14684 | });
|
14685 | const buffer = (0, _util.stringToBytes)(value);
|
14686 | value = decoder.decode(buffer);
|
14687 | needsEncodingFixup = false;
|
14688 | } catch (e) {
|
14689 | if (/^utf-?8$/i.test(encoding)) {
|
14690 | try {
|
14691 | value = decodeURIComponent(escape(value));
|
14692 | needsEncodingFixup = false;
|
14693 | } catch (err) {}
|
14694 | }
|
14695 | }
|
14696 | }
|
14697 |
|
14698 | return value;
|
14699 | }
|
14700 |
|
14701 | function fixupEncoding(value) {
|
14702 | if (needsEncodingFixup && /[\x80-\xff]/.test(value)) {
|
14703 | value = textdecode("utf-8", value);
|
14704 |
|
14705 | if (needsEncodingFixup) {
|
14706 | value = textdecode("iso-8859-1", value);
|
14707 | }
|
14708 | }
|
14709 |
|
14710 | return value;
|
14711 | }
|
14712 |
|
14713 | function rfc2231getparam(contentDispositionStr) {
|
14714 | const matches = [];
|
14715 | let match;
|
14716 | const iter = toParamRegExp("filename\\*((?!0\\d)\\d+)(\\*?)", "ig");
|
14717 |
|
14718 | while ((match = iter.exec(contentDispositionStr)) !== null) {
|
14719 | let [, n, quot, part] = match;
|
14720 | n = parseInt(n, 10);
|
14721 |
|
14722 | if (n in matches) {
|
14723 | if (n === 0) {
|
14724 | break;
|
14725 | }
|
14726 |
|
14727 | continue;
|
14728 | }
|
14729 |
|
14730 | matches[n] = [quot, part];
|
14731 | }
|
14732 |
|
14733 | const parts = [];
|
14734 |
|
14735 | for (let n = 0; n < matches.length; ++n) {
|
14736 | if (!(n in matches)) {
|
14737 | break;
|
14738 | }
|
14739 |
|
14740 | let [quot, part] = matches[n];
|
14741 | part = rfc2616unquote(part);
|
14742 |
|
14743 | if (quot) {
|
14744 | part = unescape(part);
|
14745 |
|
14746 | if (n === 0) {
|
14747 | part = rfc5987decode(part);
|
14748 | }
|
14749 | }
|
14750 |
|
14751 | parts.push(part);
|
14752 | }
|
14753 |
|
14754 | return parts.join("");
|
14755 | }
|
14756 |
|
14757 | function rfc2616unquote(value) {
|
14758 | if (value.startsWith('"')) {
|
14759 | const parts = value.slice(1).split('\\"');
|
14760 |
|
14761 | for (let i = 0; i < parts.length; ++i) {
|
14762 | const quotindex = parts[i].indexOf('"');
|
14763 |
|
14764 | if (quotindex !== -1) {
|
14765 | parts[i] = parts[i].slice(0, quotindex);
|
14766 | parts.length = i + 1;
|
14767 | }
|
14768 |
|
14769 | parts[i] = parts[i].replace(/\\(.)/g, "$1");
|
14770 | }
|
14771 |
|
14772 | value = parts.join('"');
|
14773 | }
|
14774 |
|
14775 | return value;
|
14776 | }
|
14777 |
|
14778 | function rfc5987decode(extvalue) {
|
14779 | const encodingend = extvalue.indexOf("'");
|
14780 |
|
14781 | if (encodingend === -1) {
|
14782 | return extvalue;
|
14783 | }
|
14784 |
|
14785 | const encoding = extvalue.slice(0, encodingend);
|
14786 | const langvalue = extvalue.slice(encodingend + 1);
|
14787 | const value = langvalue.replace(/^[^']*'/, "");
|
14788 | return textdecode(encoding, value);
|
14789 | }
|
14790 |
|
14791 | function rfc2047decode(value) {
|
14792 | if (!value.startsWith("=?") || /[\x00-\x19\x80-\xff]/.test(value)) {
|
14793 | return value;
|
14794 | }
|
14795 |
|
14796 | return value.replace(/=\?([\w-]*)\?([QqBb])\?((?:[^?]|\?(?!=))*)\?=/g, function (matches, charset, encoding, text) {
|
14797 | if (encoding === "q" || encoding === "Q") {
|
14798 | text = text.replace(/_/g, " ");
|
14799 | text = text.replace(/=([0-9a-fA-F]{2})/g, function (match, hex) {
|
14800 | return String.fromCharCode(parseInt(hex, 16));
|
14801 | });
|
14802 | return textdecode(charset, text);
|
14803 | }
|
14804 |
|
14805 | try {
|
14806 | text = atob(text);
|
14807 | } catch (e) {}
|
14808 |
|
14809 | return textdecode(charset, text);
|
14810 | });
|
14811 | }
|
14812 |
|
14813 | return "";
|
14814 | }
|
14815 |
|
14816 | }),
|
14817 |
|
14818 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
14819 |
|
14820 |
|
14821 |
|
14822 | Object.defineProperty(exports, "__esModule", ({
|
14823 | value: true
|
14824 | }));
|
14825 | exports.PDFNetworkStream = void 0;
|
14826 |
|
14827 | var _util = __w_pdfjs_require__(2);
|
14828 |
|
14829 | var _network_utils = __w_pdfjs_require__(24);
|
14830 |
|
14831 | ;
|
14832 | const OK_RESPONSE = 200;
|
14833 | const PARTIAL_CONTENT_RESPONSE = 206;
|
14834 |
|
14835 | function getArrayBuffer(xhr) {
|
14836 | const data = xhr.response;
|
14837 |
|
14838 | if (typeof data !== "string") {
|
14839 | return data;
|
14840 | }
|
14841 |
|
14842 | const array = (0, _util.stringToBytes)(data);
|
14843 | return array.buffer;
|
14844 | }
|
14845 |
|
14846 | class NetworkManager {
|
14847 | constructor(url, args = {}) {
|
14848 | this.url = url;
|
14849 | this.isHttp = /^https?:/i.test(url);
|
14850 | this.httpHeaders = this.isHttp && args.httpHeaders || Object.create(null);
|
14851 | this.withCredentials = args.withCredentials || false;
|
14852 |
|
14853 | this.getXhr = args.getXhr || function NetworkManager_getXhr() {
|
14854 | return new XMLHttpRequest();
|
14855 | };
|
14856 |
|
14857 | this.currXhrId = 0;
|
14858 | this.pendingRequests = Object.create(null);
|
14859 | }
|
14860 |
|
14861 | requestRange(begin, end, listeners) {
|
14862 | const args = {
|
14863 | begin,
|
14864 | end
|
14865 | };
|
14866 |
|
14867 | for (const prop in listeners) {
|
14868 | args[prop] = listeners[prop];
|
14869 | }
|
14870 |
|
14871 | return this.request(args);
|
14872 | }
|
14873 |
|
14874 | requestFull(listeners) {
|
14875 | return this.request(listeners);
|
14876 | }
|
14877 |
|
14878 | request(args) {
|
14879 | const xhr = this.getXhr();
|
14880 | const xhrId = this.currXhrId++;
|
14881 | const pendingRequest = this.pendingRequests[xhrId] = {
|
14882 | xhr
|
14883 | };
|
14884 | xhr.open("GET", this.url);
|
14885 | xhr.withCredentials = this.withCredentials;
|
14886 |
|
14887 | for (const property in this.httpHeaders) {
|
14888 | const value = this.httpHeaders[property];
|
14889 |
|
14890 | if (typeof value === "undefined") {
|
14891 | continue;
|
14892 | }
|
14893 |
|
14894 | xhr.setRequestHeader(property, value);
|
14895 | }
|
14896 |
|
14897 | if (this.isHttp && "begin" in args && "end" in args) {
|
14898 | xhr.setRequestHeader("Range", `bytes=${args.begin}-${args.end - 1}`);
|
14899 | pendingRequest.expectedStatus = PARTIAL_CONTENT_RESPONSE;
|
14900 | } else {
|
14901 | pendingRequest.expectedStatus = OK_RESPONSE;
|
14902 | }
|
14903 |
|
14904 | xhr.responseType = "arraybuffer";
|
14905 |
|
14906 | if (args.onError) {
|
14907 | xhr.onerror = function (evt) {
|
14908 | args.onError(xhr.status);
|
14909 | };
|
14910 | }
|
14911 |
|
14912 | xhr.onreadystatechange = this.onStateChange.bind(this, xhrId);
|
14913 | xhr.onprogress = this.onProgress.bind(this, xhrId);
|
14914 | pendingRequest.onHeadersReceived = args.onHeadersReceived;
|
14915 | pendingRequest.onDone = args.onDone;
|
14916 | pendingRequest.onError = args.onError;
|
14917 | pendingRequest.onProgress = args.onProgress;
|
14918 | xhr.send(null);
|
14919 | return xhrId;
|
14920 | }
|
14921 |
|
14922 | onProgress(xhrId, evt) {
|
14923 | const pendingRequest = this.pendingRequests[xhrId];
|
14924 |
|
14925 | if (!pendingRequest) {
|
14926 | return;
|
14927 | }
|
14928 |
|
14929 | pendingRequest.onProgress?.(evt);
|
14930 | }
|
14931 |
|
14932 | onStateChange(xhrId, evt) {
|
14933 | const pendingRequest = this.pendingRequests[xhrId];
|
14934 |
|
14935 | if (!pendingRequest) {
|
14936 | return;
|
14937 | }
|
14938 |
|
14939 | const xhr = pendingRequest.xhr;
|
14940 |
|
14941 | if (xhr.readyState >= 2 && pendingRequest.onHeadersReceived) {
|
14942 | pendingRequest.onHeadersReceived();
|
14943 | delete pendingRequest.onHeadersReceived;
|
14944 | }
|
14945 |
|
14946 | if (xhr.readyState !== 4) {
|
14947 | return;
|
14948 | }
|
14949 |
|
14950 | if (!(xhrId in this.pendingRequests)) {
|
14951 | return;
|
14952 | }
|
14953 |
|
14954 | delete this.pendingRequests[xhrId];
|
14955 |
|
14956 | if (xhr.status === 0 && this.isHttp) {
|
14957 | pendingRequest.onError?.(xhr.status);
|
14958 | return;
|
14959 | }
|
14960 |
|
14961 | const xhrStatus = xhr.status || OK_RESPONSE;
|
14962 | const ok_response_on_range_request = xhrStatus === OK_RESPONSE && pendingRequest.expectedStatus === PARTIAL_CONTENT_RESPONSE;
|
14963 |
|
14964 | if (!ok_response_on_range_request && xhrStatus !== pendingRequest.expectedStatus) {
|
14965 | pendingRequest.onError?.(xhr.status);
|
14966 | return;
|
14967 | }
|
14968 |
|
14969 | const chunk = getArrayBuffer(xhr);
|
14970 |
|
14971 | if (xhrStatus === PARTIAL_CONTENT_RESPONSE) {
|
14972 | const rangeHeader = xhr.getResponseHeader("Content-Range");
|
14973 | const matches = /bytes (\d+)-(\d+)\/(\d+)/.exec(rangeHeader);
|
14974 | pendingRequest.onDone({
|
14975 | begin: parseInt(matches[1], 10),
|
14976 | chunk
|
14977 | });
|
14978 | } else if (chunk) {
|
14979 | pendingRequest.onDone({
|
14980 | begin: 0,
|
14981 | chunk
|
14982 | });
|
14983 | } else {
|
14984 | pendingRequest.onError?.(xhr.status);
|
14985 | }
|
14986 | }
|
14987 |
|
14988 | getRequestXhr(xhrId) {
|
14989 | return this.pendingRequests[xhrId].xhr;
|
14990 | }
|
14991 |
|
14992 | isPendingRequest(xhrId) {
|
14993 | return xhrId in this.pendingRequests;
|
14994 | }
|
14995 |
|
14996 | abortRequest(xhrId) {
|
14997 | const xhr = this.pendingRequests[xhrId].xhr;
|
14998 | delete this.pendingRequests[xhrId];
|
14999 | xhr.abort();
|
15000 | }
|
15001 |
|
15002 | }
|
15003 |
|
15004 | class PDFNetworkStream {
|
15005 | constructor(source) {
|
15006 | this._source = source;
|
15007 | this._manager = new NetworkManager(source.url, {
|
15008 | httpHeaders: source.httpHeaders,
|
15009 | withCredentials: source.withCredentials
|
15010 | });
|
15011 | this._rangeChunkSize = source.rangeChunkSize;
|
15012 | this._fullRequestReader = null;
|
15013 | this._rangeRequestReaders = [];
|
15014 | }
|
15015 |
|
15016 | _onRangeRequestReaderClosed(reader) {
|
15017 | const i = this._rangeRequestReaders.indexOf(reader);
|
15018 |
|
15019 | if (i >= 0) {
|
15020 | this._rangeRequestReaders.splice(i, 1);
|
15021 | }
|
15022 | }
|
15023 |
|
15024 | getFullReader() {
|
15025 | (0, _util.assert)(!this._fullRequestReader, "PDFNetworkStream.getFullReader can only be called once.");
|
15026 | this._fullRequestReader = new PDFNetworkStreamFullRequestReader(this._manager, this._source);
|
15027 | return this._fullRequestReader;
|
15028 | }
|
15029 |
|
15030 | getRangeReader(begin, end) {
|
15031 | const reader = new PDFNetworkStreamRangeRequestReader(this._manager, begin, end);
|
15032 | reader.onClosed = this._onRangeRequestReaderClosed.bind(this);
|
15033 |
|
15034 | this._rangeRequestReaders.push(reader);
|
15035 |
|
15036 | return reader;
|
15037 | }
|
15038 |
|
15039 | cancelAllRequests(reason) {
|
15040 | this._fullRequestReader?.cancel(reason);
|
15041 |
|
15042 | for (const reader of this._rangeRequestReaders.slice(0)) {
|
15043 | reader.cancel(reason);
|
15044 | }
|
15045 | }
|
15046 |
|
15047 | }
|
15048 |
|
15049 | exports.PDFNetworkStream = PDFNetworkStream;
|
15050 |
|
15051 | class PDFNetworkStreamFullRequestReader {
|
15052 | constructor(manager, source) {
|
15053 | this._manager = manager;
|
15054 | const args = {
|
15055 | onHeadersReceived: this._onHeadersReceived.bind(this),
|
15056 | onDone: this._onDone.bind(this),
|
15057 | onError: this._onError.bind(this),
|
15058 | onProgress: this._onProgress.bind(this)
|
15059 | };
|
15060 | this._url = source.url;
|
15061 | this._fullRequestId = manager.requestFull(args);
|
15062 | this._headersReceivedCapability = (0, _util.createPromiseCapability)();
|
15063 | this._disableRange = source.disableRange || false;
|
15064 | this._contentLength = source.length;
|
15065 | this._rangeChunkSize = source.rangeChunkSize;
|
15066 |
|
15067 | if (!this._rangeChunkSize && !this._disableRange) {
|
15068 | this._disableRange = true;
|
15069 | }
|
15070 |
|
15071 | this._isStreamingSupported = false;
|
15072 | this._isRangeSupported = false;
|
15073 | this._cachedChunks = [];
|
15074 | this._requests = [];
|
15075 | this._done = false;
|
15076 | this._storedError = undefined;
|
15077 | this._filename = null;
|
15078 | this.onProgress = null;
|
15079 | }
|
15080 |
|
15081 | _onHeadersReceived() {
|
15082 | const fullRequestXhrId = this._fullRequestId;
|
15083 |
|
15084 | const fullRequestXhr = this._manager.getRequestXhr(fullRequestXhrId);
|
15085 |
|
15086 | const getResponseHeader = name => {
|
15087 | return fullRequestXhr.getResponseHeader(name);
|
15088 | };
|
15089 |
|
15090 | const {
|
15091 | allowRangeRequests,
|
15092 | suggestedLength
|
15093 | } = (0, _network_utils.validateRangeRequestCapabilities)({
|
15094 | getResponseHeader,
|
15095 | isHttp: this._manager.isHttp,
|
15096 | rangeChunkSize: this._rangeChunkSize,
|
15097 | disableRange: this._disableRange
|
15098 | });
|
15099 |
|
15100 | if (allowRangeRequests) {
|
15101 | this._isRangeSupported = true;
|
15102 | }
|
15103 |
|
15104 | this._contentLength = suggestedLength || this._contentLength;
|
15105 | this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
|
15106 |
|
15107 | if (this._isRangeSupported) {
|
15108 | this._manager.abortRequest(fullRequestXhrId);
|
15109 | }
|
15110 |
|
15111 | this._headersReceivedCapability.resolve();
|
15112 | }
|
15113 |
|
15114 | _onDone(data) {
|
15115 | if (data) {
|
15116 | if (this._requests.length > 0) {
|
15117 | const requestCapability = this._requests.shift();
|
15118 |
|
15119 | requestCapability.resolve({
|
15120 | value: data.chunk,
|
15121 | done: false
|
15122 | });
|
15123 | } else {
|
15124 | this._cachedChunks.push(data.chunk);
|
15125 | }
|
15126 | }
|
15127 |
|
15128 | this._done = true;
|
15129 |
|
15130 | if (this._cachedChunks.length > 0) {
|
15131 | return;
|
15132 | }
|
15133 |
|
15134 | for (const requestCapability of this._requests) {
|
15135 | requestCapability.resolve({
|
15136 | value: undefined,
|
15137 | done: true
|
15138 | });
|
15139 | }
|
15140 |
|
15141 | this._requests.length = 0;
|
15142 | }
|
15143 |
|
15144 | _onError(status) {
|
15145 | this._storedError = (0, _network_utils.createResponseStatusError)(status, this._url);
|
15146 |
|
15147 | this._headersReceivedCapability.reject(this._storedError);
|
15148 |
|
15149 | for (const requestCapability of this._requests) {
|
15150 | requestCapability.reject(this._storedError);
|
15151 | }
|
15152 |
|
15153 | this._requests.length = 0;
|
15154 | this._cachedChunks.length = 0;
|
15155 | }
|
15156 |
|
15157 | _onProgress(evt) {
|
15158 | this.onProgress?.({
|
15159 | loaded: evt.loaded,
|
15160 | total: evt.lengthComputable ? evt.total : this._contentLength
|
15161 | });
|
15162 | }
|
15163 |
|
15164 | get filename() {
|
15165 | return this._filename;
|
15166 | }
|
15167 |
|
15168 | get isRangeSupported() {
|
15169 | return this._isRangeSupported;
|
15170 | }
|
15171 |
|
15172 | get isStreamingSupported() {
|
15173 | return this._isStreamingSupported;
|
15174 | }
|
15175 |
|
15176 | get contentLength() {
|
15177 | return this._contentLength;
|
15178 | }
|
15179 |
|
15180 | get headersReady() {
|
15181 | return this._headersReceivedCapability.promise;
|
15182 | }
|
15183 |
|
15184 | async read() {
|
15185 | if (this._storedError) {
|
15186 | throw this._storedError;
|
15187 | }
|
15188 |
|
15189 | if (this._cachedChunks.length > 0) {
|
15190 | const chunk = this._cachedChunks.shift();
|
15191 |
|
15192 | return {
|
15193 | value: chunk,
|
15194 | done: false
|
15195 | };
|
15196 | }
|
15197 |
|
15198 | if (this._done) {
|
15199 | return {
|
15200 | value: undefined,
|
15201 | done: true
|
15202 | };
|
15203 | }
|
15204 |
|
15205 | const requestCapability = (0, _util.createPromiseCapability)();
|
15206 |
|
15207 | this._requests.push(requestCapability);
|
15208 |
|
15209 | return requestCapability.promise;
|
15210 | }
|
15211 |
|
15212 | cancel(reason) {
|
15213 | this._done = true;
|
15214 |
|
15215 | this._headersReceivedCapability.reject(reason);
|
15216 |
|
15217 | for (const requestCapability of this._requests) {
|
15218 | requestCapability.resolve({
|
15219 | value: undefined,
|
15220 | done: true
|
15221 | });
|
15222 | }
|
15223 |
|
15224 | this._requests.length = 0;
|
15225 |
|
15226 | if (this._manager.isPendingRequest(this._fullRequestId)) {
|
15227 | this._manager.abortRequest(this._fullRequestId);
|
15228 | }
|
15229 |
|
15230 | this._fullRequestReader = null;
|
15231 | }
|
15232 |
|
15233 | }
|
15234 |
|
15235 | class PDFNetworkStreamRangeRequestReader {
|
15236 | constructor(manager, begin, end) {
|
15237 | this._manager = manager;
|
15238 | const args = {
|
15239 | onDone: this._onDone.bind(this),
|
15240 | onError: this._onError.bind(this),
|
15241 | onProgress: this._onProgress.bind(this)
|
15242 | };
|
15243 | this._url = manager.url;
|
15244 | this._requestId = manager.requestRange(begin, end, args);
|
15245 | this._requests = [];
|
15246 | this._queuedChunk = null;
|
15247 | this._done = false;
|
15248 | this._storedError = undefined;
|
15249 | this.onProgress = null;
|
15250 | this.onClosed = null;
|
15251 | }
|
15252 |
|
15253 | _close() {
|
15254 | this.onClosed?.(this);
|
15255 | }
|
15256 |
|
15257 | _onDone(data) {
|
15258 | const chunk = data.chunk;
|
15259 |
|
15260 | if (this._requests.length > 0) {
|
15261 | const requestCapability = this._requests.shift();
|
15262 |
|
15263 | requestCapability.resolve({
|
15264 | value: chunk,
|
15265 | done: false
|
15266 | });
|
15267 | } else {
|
15268 | this._queuedChunk = chunk;
|
15269 | }
|
15270 |
|
15271 | this._done = true;
|
15272 |
|
15273 | for (const requestCapability of this._requests) {
|
15274 | requestCapability.resolve({
|
15275 | value: undefined,
|
15276 | done: true
|
15277 | });
|
15278 | }
|
15279 |
|
15280 | this._requests.length = 0;
|
15281 |
|
15282 | this._close();
|
15283 | }
|
15284 |
|
15285 | _onError(status) {
|
15286 | this._storedError = (0, _network_utils.createResponseStatusError)(status, this._url);
|
15287 |
|
15288 | for (const requestCapability of this._requests) {
|
15289 | requestCapability.reject(this._storedError);
|
15290 | }
|
15291 |
|
15292 | this._requests.length = 0;
|
15293 | this._queuedChunk = null;
|
15294 | }
|
15295 |
|
15296 | _onProgress(evt) {
|
15297 | if (!this.isStreamingSupported) {
|
15298 | this.onProgress?.({
|
15299 | loaded: evt.loaded
|
15300 | });
|
15301 | }
|
15302 | }
|
15303 |
|
15304 | get isStreamingSupported() {
|
15305 | return false;
|
15306 | }
|
15307 |
|
15308 | async read() {
|
15309 | if (this._storedError) {
|
15310 | throw this._storedError;
|
15311 | }
|
15312 |
|
15313 | if (this._queuedChunk !== null) {
|
15314 | const chunk = this._queuedChunk;
|
15315 | this._queuedChunk = null;
|
15316 | return {
|
15317 | value: chunk,
|
15318 | done: false
|
15319 | };
|
15320 | }
|
15321 |
|
15322 | if (this._done) {
|
15323 | return {
|
15324 | value: undefined,
|
15325 | done: true
|
15326 | };
|
15327 | }
|
15328 |
|
15329 | const requestCapability = (0, _util.createPromiseCapability)();
|
15330 |
|
15331 | this._requests.push(requestCapability);
|
15332 |
|
15333 | return requestCapability.promise;
|
15334 | }
|
15335 |
|
15336 | cancel(reason) {
|
15337 | this._done = true;
|
15338 |
|
15339 | for (const requestCapability of this._requests) {
|
15340 | requestCapability.resolve({
|
15341 | value: undefined,
|
15342 | done: true
|
15343 | });
|
15344 | }
|
15345 |
|
15346 | this._requests.length = 0;
|
15347 |
|
15348 | if (this._manager.isPendingRequest(this._requestId)) {
|
15349 | this._manager.abortRequest(this._requestId);
|
15350 | }
|
15351 |
|
15352 | this._close();
|
15353 | }
|
15354 |
|
15355 | }
|
15356 |
|
15357 | }),
|
15358 |
|
15359 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
15360 |
|
15361 |
|
15362 |
|
15363 | Object.defineProperty(exports, "__esModule", ({
|
15364 | value: true
|
15365 | }));
|
15366 | exports.PDFFetchStream = void 0;
|
15367 |
|
15368 | var _util = __w_pdfjs_require__(2);
|
15369 |
|
15370 | var _network_utils = __w_pdfjs_require__(24);
|
15371 |
|
15372 | ;
|
15373 |
|
15374 | function createFetchOptions(headers, withCredentials, abortController) {
|
15375 | return {
|
15376 | method: "GET",
|
15377 | headers,
|
15378 | signal: abortController?.signal,
|
15379 | mode: "cors",
|
15380 | credentials: withCredentials ? "include" : "same-origin",
|
15381 | redirect: "follow"
|
15382 | };
|
15383 | }
|
15384 |
|
15385 | function createHeaders(httpHeaders) {
|
15386 | const headers = new Headers();
|
15387 |
|
15388 | for (const property in httpHeaders) {
|
15389 | const value = httpHeaders[property];
|
15390 |
|
15391 | if (typeof value === "undefined") {
|
15392 | continue;
|
15393 | }
|
15394 |
|
15395 | headers.append(property, value);
|
15396 | }
|
15397 |
|
15398 | return headers;
|
15399 | }
|
15400 |
|
15401 | class PDFFetchStream {
|
15402 | constructor(source) {
|
15403 | this.source = source;
|
15404 | this.isHttp = /^https?:/i.test(source.url);
|
15405 | this.httpHeaders = this.isHttp && source.httpHeaders || {};
|
15406 | this._fullRequestReader = null;
|
15407 | this._rangeRequestReaders = [];
|
15408 | }
|
15409 |
|
15410 | get _progressiveDataLength() {
|
15411 | return this._fullRequestReader?._loaded ?? 0;
|
15412 | }
|
15413 |
|
15414 | getFullReader() {
|
15415 | (0, _util.assert)(!this._fullRequestReader, "PDFFetchStream.getFullReader can only be called once.");
|
15416 | this._fullRequestReader = new PDFFetchStreamReader(this);
|
15417 | return this._fullRequestReader;
|
15418 | }
|
15419 |
|
15420 | getRangeReader(begin, end) {
|
15421 | if (end <= this._progressiveDataLength) {
|
15422 | return null;
|
15423 | }
|
15424 |
|
15425 | const reader = new PDFFetchStreamRangeReader(this, begin, end);
|
15426 |
|
15427 | this._rangeRequestReaders.push(reader);
|
15428 |
|
15429 | return reader;
|
15430 | }
|
15431 |
|
15432 | cancelAllRequests(reason) {
|
15433 | if (this._fullRequestReader) {
|
15434 | this._fullRequestReader.cancel(reason);
|
15435 | }
|
15436 |
|
15437 | for (const reader of this._rangeRequestReaders.slice(0)) {
|
15438 | reader.cancel(reason);
|
15439 | }
|
15440 | }
|
15441 |
|
15442 | }
|
15443 |
|
15444 | exports.PDFFetchStream = PDFFetchStream;
|
15445 |
|
15446 | class PDFFetchStreamReader {
|
15447 | constructor(stream) {
|
15448 | this._stream = stream;
|
15449 | this._reader = null;
|
15450 | this._loaded = 0;
|
15451 | this._filename = null;
|
15452 | const source = stream.source;
|
15453 | this._withCredentials = source.withCredentials || false;
|
15454 | this._contentLength = source.length;
|
15455 | this._headersCapability = (0, _util.createPromiseCapability)();
|
15456 | this._disableRange = source.disableRange || false;
|
15457 | this._rangeChunkSize = source.rangeChunkSize;
|
15458 |
|
15459 | if (!this._rangeChunkSize && !this._disableRange) {
|
15460 | this._disableRange = true;
|
15461 | }
|
15462 |
|
15463 | if (typeof AbortController !== "undefined") {
|
15464 | this._abortController = new AbortController();
|
15465 | }
|
15466 |
|
15467 | this._isStreamingSupported = !source.disableStream;
|
15468 | this._isRangeSupported = !source.disableRange;
|
15469 | this._headers = createHeaders(this._stream.httpHeaders);
|
15470 | const url = source.url;
|
15471 | fetch(url, createFetchOptions(this._headers, this._withCredentials, this._abortController)).then(response => {
|
15472 | if (!(0, _network_utils.validateResponseStatus)(response.status)) {
|
15473 | throw (0, _network_utils.createResponseStatusError)(response.status, url);
|
15474 | }
|
15475 |
|
15476 | this._reader = response.body.getReader();
|
15477 |
|
15478 | this._headersCapability.resolve();
|
15479 |
|
15480 | const getResponseHeader = name => {
|
15481 | return response.headers.get(name);
|
15482 | };
|
15483 |
|
15484 | const {
|
15485 | allowRangeRequests,
|
15486 | suggestedLength
|
15487 | } = (0, _network_utils.validateRangeRequestCapabilities)({
|
15488 | getResponseHeader,
|
15489 | isHttp: this._stream.isHttp,
|
15490 | rangeChunkSize: this._rangeChunkSize,
|
15491 | disableRange: this._disableRange
|
15492 | });
|
15493 | this._isRangeSupported = allowRangeRequests;
|
15494 | this._contentLength = suggestedLength || this._contentLength;
|
15495 | this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
|
15496 |
|
15497 | if (!this._isStreamingSupported && this._isRangeSupported) {
|
15498 | this.cancel(new _util.AbortException("Streaming is disabled."));
|
15499 | }
|
15500 | }).catch(this._headersCapability.reject);
|
15501 | this.onProgress = null;
|
15502 | }
|
15503 |
|
15504 | get headersReady() {
|
15505 | return this._headersCapability.promise;
|
15506 | }
|
15507 |
|
15508 | get filename() {
|
15509 | return this._filename;
|
15510 | }
|
15511 |
|
15512 | get contentLength() {
|
15513 | return this._contentLength;
|
15514 | }
|
15515 |
|
15516 | get isRangeSupported() {
|
15517 | return this._isRangeSupported;
|
15518 | }
|
15519 |
|
15520 | get isStreamingSupported() {
|
15521 | return this._isStreamingSupported;
|
15522 | }
|
15523 |
|
15524 | async read() {
|
15525 | await this._headersCapability.promise;
|
15526 | const {
|
15527 | value,
|
15528 | done
|
15529 | } = await this._reader.read();
|
15530 |
|
15531 | if (done) {
|
15532 | return {
|
15533 | value,
|
15534 | done
|
15535 | };
|
15536 | }
|
15537 |
|
15538 | this._loaded += value.byteLength;
|
15539 |
|
15540 | if (this.onProgress) {
|
15541 | this.onProgress({
|
15542 | loaded: this._loaded,
|
15543 | total: this._contentLength
|
15544 | });
|
15545 | }
|
15546 |
|
15547 | const buffer = new Uint8Array(value).buffer;
|
15548 | return {
|
15549 | value: buffer,
|
15550 | done: false
|
15551 | };
|
15552 | }
|
15553 |
|
15554 | cancel(reason) {
|
15555 | if (this._reader) {
|
15556 | this._reader.cancel(reason);
|
15557 | }
|
15558 |
|
15559 | if (this._abortController) {
|
15560 | this._abortController.abort();
|
15561 | }
|
15562 | }
|
15563 |
|
15564 | }
|
15565 |
|
15566 | class PDFFetchStreamRangeReader {
|
15567 | constructor(stream, begin, end) {
|
15568 | this._stream = stream;
|
15569 | this._reader = null;
|
15570 | this._loaded = 0;
|
15571 | const source = stream.source;
|
15572 | this._withCredentials = source.withCredentials || false;
|
15573 | this._readCapability = (0, _util.createPromiseCapability)();
|
15574 | this._isStreamingSupported = !source.disableStream;
|
15575 |
|
15576 | if (typeof AbortController !== "undefined") {
|
15577 | this._abortController = new AbortController();
|
15578 | }
|
15579 |
|
15580 | this._headers = createHeaders(this._stream.httpHeaders);
|
15581 |
|
15582 | this._headers.append("Range", `bytes=${begin}-${end - 1}`);
|
15583 |
|
15584 | const url = source.url;
|
15585 | fetch(url, createFetchOptions(this._headers, this._withCredentials, this._abortController)).then(response => {
|
15586 | if (!(0, _network_utils.validateResponseStatus)(response.status)) {
|
15587 | throw (0, _network_utils.createResponseStatusError)(response.status, url);
|
15588 | }
|
15589 |
|
15590 | this._readCapability.resolve();
|
15591 |
|
15592 | this._reader = response.body.getReader();
|
15593 | }).catch(this._readCapability.reject);
|
15594 | this.onProgress = null;
|
15595 | }
|
15596 |
|
15597 | get isStreamingSupported() {
|
15598 | return this._isStreamingSupported;
|
15599 | }
|
15600 |
|
15601 | async read() {
|
15602 | await this._readCapability.promise;
|
15603 | const {
|
15604 | value,
|
15605 | done
|
15606 | } = await this._reader.read();
|
15607 |
|
15608 | if (done) {
|
15609 | return {
|
15610 | value,
|
15611 | done
|
15612 | };
|
15613 | }
|
15614 |
|
15615 | this._loaded += value.byteLength;
|
15616 |
|
15617 | if (this.onProgress) {
|
15618 | this.onProgress({
|
15619 | loaded: this._loaded
|
15620 | });
|
15621 | }
|
15622 |
|
15623 | const buffer = new Uint8Array(value).buffer;
|
15624 | return {
|
15625 | value: buffer,
|
15626 | done: false
|
15627 | };
|
15628 | }
|
15629 |
|
15630 | cancel(reason) {
|
15631 | if (this._reader) {
|
15632 | this._reader.cancel(reason);
|
15633 | }
|
15634 |
|
15635 | if (this._abortController) {
|
15636 | this._abortController.abort();
|
15637 | }
|
15638 | }
|
15639 |
|
15640 | }
|
15641 |
|
15642 | })
|
15643 | ]);
|
15644 |
|
15645 |
|
15646 | var __webpack_module_cache__ = {};
|
15647 |
|
15648 |
|
15649 | function __w_pdfjs_require__(moduleId) {
|
15650 |
|
15651 | var cachedModule = __webpack_module_cache__[moduleId];
|
15652 | if (cachedModule !== undefined) {
|
15653 | return cachedModule.exports;
|
15654 | }
|
15655 |
|
15656 | var module = __webpack_module_cache__[moduleId] = {
|
15657 |
|
15658 |
|
15659 | exports: {}
|
15660 | };
|
15661 |
|
15662 |
|
15663 | __webpack_modules__[moduleId](module, module.exports, __w_pdfjs_require__);
|
15664 |
|
15665 |
|
15666 | return module.exports;
|
15667 | }
|
15668 |
|
15669 |
|
15670 | var __webpack_exports__ = {};
|
15671 |
|
15672 | (() => {
|
15673 | var exports = __webpack_exports__;
|
15674 |
|
15675 |
|
15676 | Object.defineProperty(exports, "__esModule", ({
|
15677 | value: true
|
15678 | }));
|
15679 | Object.defineProperty(exports, "AnnotationLayer", ({
|
15680 | enumerable: true,
|
15681 | get: function () {
|
15682 | return _annotation_layer.AnnotationLayer;
|
15683 | }
|
15684 | }));
|
15685 | Object.defineProperty(exports, "AnnotationMode", ({
|
15686 | enumerable: true,
|
15687 | get: function () {
|
15688 | return _util.AnnotationMode;
|
15689 | }
|
15690 | }));
|
15691 | Object.defineProperty(exports, "CMapCompressionType", ({
|
15692 | enumerable: true,
|
15693 | get: function () {
|
15694 | return _util.CMapCompressionType;
|
15695 | }
|
15696 | }));
|
15697 | Object.defineProperty(exports, "GlobalWorkerOptions", ({
|
15698 | enumerable: true,
|
15699 | get: function () {
|
15700 | return _worker_options.GlobalWorkerOptions;
|
15701 | }
|
15702 | }));
|
15703 | Object.defineProperty(exports, "InvalidPDFException", ({
|
15704 | enumerable: true,
|
15705 | get: function () {
|
15706 | return _util.InvalidPDFException;
|
15707 | }
|
15708 | }));
|
15709 | Object.defineProperty(exports, "LinkTarget", ({
|
15710 | enumerable: true,
|
15711 | get: function () {
|
15712 | return _display_utils.LinkTarget;
|
15713 | }
|
15714 | }));
|
15715 | Object.defineProperty(exports, "LoopbackPort", ({
|
15716 | enumerable: true,
|
15717 | get: function () {
|
15718 | return _api.LoopbackPort;
|
15719 | }
|
15720 | }));
|
15721 | Object.defineProperty(exports, "MissingPDFException", ({
|
15722 | enumerable: true,
|
15723 | get: function () {
|
15724 | return _util.MissingPDFException;
|
15725 | }
|
15726 | }));
|
15727 | Object.defineProperty(exports, "OPS", ({
|
15728 | enumerable: true,
|
15729 | get: function () {
|
15730 | return _util.OPS;
|
15731 | }
|
15732 | }));
|
15733 | Object.defineProperty(exports, "PDFDataRangeTransport", ({
|
15734 | enumerable: true,
|
15735 | get: function () {
|
15736 | return _api.PDFDataRangeTransport;
|
15737 | }
|
15738 | }));
|
15739 | Object.defineProperty(exports, "PDFDateString", ({
|
15740 | enumerable: true,
|
15741 | get: function () {
|
15742 | return _display_utils.PDFDateString;
|
15743 | }
|
15744 | }));
|
15745 | Object.defineProperty(exports, "PDFWorker", ({
|
15746 | enumerable: true,
|
15747 | get: function () {
|
15748 | return _api.PDFWorker;
|
15749 | }
|
15750 | }));
|
15751 | Object.defineProperty(exports, "PasswordResponses", ({
|
15752 | enumerable: true,
|
15753 | get: function () {
|
15754 | return _util.PasswordResponses;
|
15755 | }
|
15756 | }));
|
15757 | Object.defineProperty(exports, "PermissionFlag", ({
|
15758 | enumerable: true,
|
15759 | get: function () {
|
15760 | return _util.PermissionFlag;
|
15761 | }
|
15762 | }));
|
15763 | Object.defineProperty(exports, "PixelsPerInch", ({
|
15764 | enumerable: true,
|
15765 | get: function () {
|
15766 | return _display_utils.PixelsPerInch;
|
15767 | }
|
15768 | }));
|
15769 | Object.defineProperty(exports, "RenderingCancelledException", ({
|
15770 | enumerable: true,
|
15771 | get: function () {
|
15772 | return _display_utils.RenderingCancelledException;
|
15773 | }
|
15774 | }));
|
15775 | Object.defineProperty(exports, "SVGGraphics", ({
|
15776 | enumerable: true,
|
15777 | get: function () {
|
15778 | return _svg.SVGGraphics;
|
15779 | }
|
15780 | }));
|
15781 | Object.defineProperty(exports, "UNSUPPORTED_FEATURES", ({
|
15782 | enumerable: true,
|
15783 | get: function () {
|
15784 | return _util.UNSUPPORTED_FEATURES;
|
15785 | }
|
15786 | }));
|
15787 | Object.defineProperty(exports, "UnexpectedResponseException", ({
|
15788 | enumerable: true,
|
15789 | get: function () {
|
15790 | return _util.UnexpectedResponseException;
|
15791 | }
|
15792 | }));
|
15793 | Object.defineProperty(exports, "Util", ({
|
15794 | enumerable: true,
|
15795 | get: function () {
|
15796 | return _util.Util;
|
15797 | }
|
15798 | }));
|
15799 | Object.defineProperty(exports, "VerbosityLevel", ({
|
15800 | enumerable: true,
|
15801 | get: function () {
|
15802 | return _util.VerbosityLevel;
|
15803 | }
|
15804 | }));
|
15805 | Object.defineProperty(exports, "XfaLayer", ({
|
15806 | enumerable: true,
|
15807 | get: function () {
|
15808 | return _xfa_layer.XfaLayer;
|
15809 | }
|
15810 | }));
|
15811 | Object.defineProperty(exports, "addLinkAttributes", ({
|
15812 | enumerable: true,
|
15813 | get: function () {
|
15814 | return _display_utils.addLinkAttributes;
|
15815 | }
|
15816 | }));
|
15817 | Object.defineProperty(exports, "build", ({
|
15818 | enumerable: true,
|
15819 | get: function () {
|
15820 | return _api.build;
|
15821 | }
|
15822 | }));
|
15823 | Object.defineProperty(exports, "createObjectURL", ({
|
15824 | enumerable: true,
|
15825 | get: function () {
|
15826 | return _util.createObjectURL;
|
15827 | }
|
15828 | }));
|
15829 | Object.defineProperty(exports, "createPromiseCapability", ({
|
15830 | enumerable: true,
|
15831 | get: function () {
|
15832 | return _util.createPromiseCapability;
|
15833 | }
|
15834 | }));
|
15835 | Object.defineProperty(exports, "createValidAbsoluteUrl", ({
|
15836 | enumerable: true,
|
15837 | get: function () {
|
15838 | return _util.createValidAbsoluteUrl;
|
15839 | }
|
15840 | }));
|
15841 | Object.defineProperty(exports, "getDocument", ({
|
15842 | enumerable: true,
|
15843 | get: function () {
|
15844 | return _api.getDocument;
|
15845 | }
|
15846 | }));
|
15847 | Object.defineProperty(exports, "getFilenameFromUrl", ({
|
15848 | enumerable: true,
|
15849 | get: function () {
|
15850 | return _display_utils.getFilenameFromUrl;
|
15851 | }
|
15852 | }));
|
15853 | Object.defineProperty(exports, "getPdfFilenameFromUrl", ({
|
15854 | enumerable: true,
|
15855 | get: function () {
|
15856 | return _display_utils.getPdfFilenameFromUrl;
|
15857 | }
|
15858 | }));
|
15859 | Object.defineProperty(exports, "getXfaPageViewport", ({
|
15860 | enumerable: true,
|
15861 | get: function () {
|
15862 | return _display_utils.getXfaPageViewport;
|
15863 | }
|
15864 | }));
|
15865 | Object.defineProperty(exports, "isPdfFile", ({
|
15866 | enumerable: true,
|
15867 | get: function () {
|
15868 | return _display_utils.isPdfFile;
|
15869 | }
|
15870 | }));
|
15871 | Object.defineProperty(exports, "loadScript", ({
|
15872 | enumerable: true,
|
15873 | get: function () {
|
15874 | return _display_utils.loadScript;
|
15875 | }
|
15876 | }));
|
15877 | Object.defineProperty(exports, "removeNullCharacters", ({
|
15878 | enumerable: true,
|
15879 | get: function () {
|
15880 | return _util.removeNullCharacters;
|
15881 | }
|
15882 | }));
|
15883 | Object.defineProperty(exports, "renderTextLayer", ({
|
15884 | enumerable: true,
|
15885 | get: function () {
|
15886 | return _text_layer.renderTextLayer;
|
15887 | }
|
15888 | }));
|
15889 | Object.defineProperty(exports, "shadow", ({
|
15890 | enumerable: true,
|
15891 | get: function () {
|
15892 | return _util.shadow;
|
15893 | }
|
15894 | }));
|
15895 | Object.defineProperty(exports, "version", ({
|
15896 | enumerable: true,
|
15897 | get: function () {
|
15898 | return _api.version;
|
15899 | }
|
15900 | }));
|
15901 |
|
15902 | var _display_utils = __w_pdfjs_require__(1);
|
15903 |
|
15904 | var _util = __w_pdfjs_require__(2);
|
15905 |
|
15906 | var _api = __w_pdfjs_require__(6);
|
15907 |
|
15908 | var _annotation_layer = __w_pdfjs_require__(18);
|
15909 |
|
15910 | var _worker_options = __w_pdfjs_require__(12);
|
15911 |
|
15912 | var _is_node = __w_pdfjs_require__(4);
|
15913 |
|
15914 | var _text_layer = __w_pdfjs_require__(21);
|
15915 |
|
15916 | var _svg = __w_pdfjs_require__(22);
|
15917 |
|
15918 | var _xfa_layer = __w_pdfjs_require__(20);
|
15919 |
|
15920 | const pdfjsVersion = '2.12.313';
|
15921 | const pdfjsBuild = 'a2ae56f39';
|
15922 | {
|
15923 | if (_is_node.isNodeJS) {
|
15924 | const {
|
15925 | PDFNodeStream
|
15926 | } = __w_pdfjs_require__(23);
|
15927 |
|
15928 | (0, _api.setPDFNetworkStreamFactory)(params => {
|
15929 | return new PDFNodeStream(params);
|
15930 | });
|
15931 | } else {
|
15932 | const {
|
15933 | PDFNetworkStream
|
15934 | } = __w_pdfjs_require__(26);
|
15935 |
|
15936 | const {
|
15937 | PDFFetchStream
|
15938 | } = __w_pdfjs_require__(27);
|
15939 |
|
15940 | (0, _api.setPDFNetworkStreamFactory)(params => {
|
15941 | if ((0, _display_utils.isValidFetchUrl)(params.url)) {
|
15942 | return new PDFFetchStream(params);
|
15943 | }
|
15944 |
|
15945 | return new PDFNetworkStream(params);
|
15946 | });
|
15947 | }
|
15948 | }
|
15949 | })();
|
15950 |
|
15951 | return __webpack_exports__;
|
15952 | })()
|
15953 | ;
|
15954 | });
|
15955 |
|
\ | No newline at end of file |