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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/web/pdf_viewer", [], factory);
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28 | else if(typeof exports === 'object')
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29 | exports["pdfjs-dist/web/pdf_viewer"] = factory();
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30 | else
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31 | root["pdfjs-dist/web/pdf_viewer"] = root.pdfjsViewer = factory();
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32 | })(globalThis, () => {
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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.DefaultXfaLayerFactory = exports.DefaultTextLayerFactory = exports.DefaultStructTreeLayerFactory = exports.DefaultAnnotationLayerFactory = exports.DefaultAnnotationEditorLayerFactory = void 0;
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46 |
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47 | var _annotation_editor_layer_builder = __w_pdfjs_require__(2);
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48 |
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49 | var _annotation_layer_builder = __w_pdfjs_require__(5);
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50 |
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51 | var _l10n_utils = __w_pdfjs_require__(4);
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52 |
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53 | var _pdf_link_service = __w_pdfjs_require__(6);
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54 |
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55 | var _struct_tree_layer_builder = __w_pdfjs_require__(8);
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56 |
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57 | var _text_layer_builder = __w_pdfjs_require__(9);
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58 |
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59 | var _xfa_layer_builder = __w_pdfjs_require__(10);
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60 |
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61 | class DefaultAnnotationLayerFactory {
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62 | createAnnotationLayerBuilder({
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63 | pageDiv,
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64 | pdfPage,
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65 | annotationStorage = null,
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66 | imageResourcesPath = "",
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67 | renderForms = true,
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68 | l10n = _l10n_utils.NullL10n,
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69 | enableScripting = false,
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70 | hasJSActionsPromise = null,
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71 | mouseState = null,
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72 | fieldObjectsPromise = null,
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73 | annotationCanvasMap = null
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74 | }) {
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75 | return new _annotation_layer_builder.AnnotationLayerBuilder({
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76 | pageDiv,
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77 | pdfPage,
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78 | imageResourcesPath,
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79 | renderForms,
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80 | linkService: new _pdf_link_service.SimpleLinkService(),
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81 | l10n,
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82 | annotationStorage,
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83 | enableScripting,
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84 | hasJSActionsPromise,
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85 | fieldObjectsPromise,
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86 | mouseState,
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87 | annotationCanvasMap
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88 | });
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89 | }
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90 |
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91 | }
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92 |
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93 | exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;
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94 |
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95 | class DefaultAnnotationEditorLayerFactory {
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96 | createAnnotationEditorLayerBuilder({
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97 | uiManager = null,
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98 | pageDiv,
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99 | pdfPage,
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100 | l10n,
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101 | annotationStorage = null
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102 | }) {
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103 | return new _annotation_editor_layer_builder.AnnotationEditorLayerBuilder({
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104 | uiManager,
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105 | pageDiv,
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106 | pdfPage,
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107 | l10n,
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108 | annotationStorage
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109 | });
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110 | }
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111 |
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112 | }
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113 |
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114 | exports.DefaultAnnotationEditorLayerFactory = DefaultAnnotationEditorLayerFactory;
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115 |
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116 | class DefaultStructTreeLayerFactory {
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117 | createStructTreeLayerBuilder({
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118 | pdfPage
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119 | }) {
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120 | return new _struct_tree_layer_builder.StructTreeLayerBuilder({
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121 | pdfPage
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122 | });
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123 | }
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124 |
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125 | }
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126 |
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127 | exports.DefaultStructTreeLayerFactory = DefaultStructTreeLayerFactory;
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128 |
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129 | class DefaultTextLayerFactory {
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130 | createTextLayerBuilder({
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131 | textLayerDiv,
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132 | pageIndex,
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133 | viewport,
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134 | enhanceTextSelection = false,
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135 | eventBus,
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136 | highlighter
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137 | }) {
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138 | return new _text_layer_builder.TextLayerBuilder({
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139 | textLayerDiv,
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140 | pageIndex,
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141 | viewport,
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142 | enhanceTextSelection,
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143 | eventBus,
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144 | highlighter
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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 | exports.DefaultTextLayerFactory = DefaultTextLayerFactory;
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151 |
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152 | class DefaultXfaLayerFactory {
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153 | createXfaLayerBuilder({
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154 | pageDiv,
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155 | pdfPage,
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156 | annotationStorage = null
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157 | }) {
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158 | return new _xfa_layer_builder.XfaLayerBuilder({
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159 | pageDiv,
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160 | pdfPage,
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161 | annotationStorage,
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162 | linkService: new _pdf_link_service.SimpleLinkService()
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163 | });
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164 | }
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165 |
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166 | }
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167 |
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168 | exports.DefaultXfaLayerFactory = DefaultXfaLayerFactory;
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169 |
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170 | }),
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171 |
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172 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
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173 |
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174 |
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175 |
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176 | Object.defineProperty(exports, "__esModule", ({
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177 | value: true
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178 | }));
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179 | exports.AnnotationEditorLayerBuilder = void 0;
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180 |
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181 | var _pdfjsLib = __w_pdfjs_require__(3);
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182 |
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183 | var _l10n_utils = __w_pdfjs_require__(4);
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184 |
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185 | class AnnotationEditorLayerBuilder {
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186 | #uiManager;
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187 |
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188 | constructor(options) {
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189 | this.pageDiv = options.pageDiv;
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190 | this.pdfPage = options.pdfPage;
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191 | this.annotationStorage = options.annotationStorage || null;
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192 | this.l10n = options.l10n || _l10n_utils.NullL10n;
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193 | this.annotationEditorLayer = null;
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194 | this.div = null;
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195 | this._cancelled = false;
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196 | this.#uiManager = options.uiManager;
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197 | }
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198 |
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199 | async render(viewport, intent = "display") {
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200 | if (intent !== "display") {
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201 | return;
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202 | }
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203 |
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204 | if (this._cancelled) {
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205 | return;
|
206 | }
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207 |
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208 | const clonedViewport = viewport.clone({
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209 | dontFlip: true
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210 | });
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211 |
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212 | if (this.div) {
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213 | this.annotationEditorLayer.update({
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214 | viewport: clonedViewport
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215 | });
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216 | this.show();
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217 | return;
|
218 | }
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219 |
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220 | this.div = document.createElement("div");
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221 | this.div.className = "annotationEditorLayer";
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222 | this.div.tabIndex = 0;
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223 | this.pageDiv.append(this.div);
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224 | this.annotationEditorLayer = new _pdfjsLib.AnnotationEditorLayer({
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225 | uiManager: this.#uiManager,
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226 | div: this.div,
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227 | annotationStorage: this.annotationStorage,
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228 | pageIndex: this.pdfPage._pageIndex,
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229 | l10n: this.l10n,
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230 | viewport: clonedViewport
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231 | });
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232 | const parameters = {
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233 | viewport: clonedViewport,
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234 | div: this.div,
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235 | annotations: null,
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236 | intent
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237 | };
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238 | this.annotationEditorLayer.render(parameters);
|
239 | }
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240 |
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241 | cancel() {
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242 | this._cancelled = true;
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243 | this.destroy();
|
244 | }
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245 |
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246 | hide() {
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247 | if (!this.div) {
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248 | return;
|
249 | }
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250 |
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251 | this.div.hidden = true;
|
252 | }
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253 |
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254 | show() {
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255 | if (!this.div) {
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256 | return;
|
257 | }
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258 |
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259 | this.div.hidden = false;
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260 | }
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261 |
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262 | destroy() {
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263 | if (!this.div) {
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264 | return;
|
265 | }
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266 |
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267 | this.pageDiv = null;
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268 | this.annotationEditorLayer.destroy();
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269 | this.div.remove();
|
270 | }
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271 |
|
272 | }
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273 |
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274 | exports.AnnotationEditorLayerBuilder = AnnotationEditorLayerBuilder;
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275 |
|
276 | }),
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277 |
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278 | ((module) => {
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279 |
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280 |
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281 |
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282 | let pdfjsLib;
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283 |
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284 | if (typeof window !== "undefined" && window["pdfjs-dist/build/pdf"]) {
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285 | pdfjsLib = window["pdfjs-dist/build/pdf"];
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286 | } else {
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287 | pdfjsLib = require("../build/pdf.js");
|
288 | }
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289 |
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290 | module.exports = pdfjsLib;
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291 |
|
292 | }),
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293 |
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294 | ((__unused_webpack_module, exports) => {
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295 |
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296 |
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297 |
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298 | Object.defineProperty(exports, "__esModule", ({
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299 | value: true
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300 | }));
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301 | exports.NullL10n = void 0;
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302 | exports.fixupLangCode = fixupLangCode;
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303 | exports.getL10nFallback = getL10nFallback;
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304 | const DEFAULT_L10N_STRINGS = {
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305 | of_pages: "of {{pagesCount}}",
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306 | page_of_pages: "({{pageNumber}} of {{pagesCount}})",
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307 | document_properties_kb: "{{size_kb}} KB ({{size_b}} bytes)",
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308 | document_properties_mb: "{{size_mb}} MB ({{size_b}} bytes)",
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309 | document_properties_date_string: "{{date}}, {{time}}",
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310 | document_properties_page_size_unit_inches: "in",
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311 | document_properties_page_size_unit_millimeters: "mm",
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312 | document_properties_page_size_orientation_portrait: "portrait",
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313 | document_properties_page_size_orientation_landscape: "landscape",
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314 | document_properties_page_size_name_a3: "A3",
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315 | document_properties_page_size_name_a4: "A4",
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316 | document_properties_page_size_name_letter: "Letter",
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317 | document_properties_page_size_name_legal: "Legal",
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318 | document_properties_page_size_dimension_string: "{{width}} × {{height}} {{unit}} ({{orientation}})",
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319 | document_properties_page_size_dimension_name_string: "{{width}} × {{height}} {{unit}} ({{name}}, {{orientation}})",
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320 | document_properties_linearized_yes: "Yes",
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321 | document_properties_linearized_no: "No",
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322 | print_progress_percent: "{{progress}}%",
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323 | "toggle_sidebar.title": "Toggle Sidebar",
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324 | "toggle_sidebar_notification2.title": "Toggle Sidebar (document contains outline/attachments/layers)",
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325 | additional_layers: "Additional Layers",
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326 | page_landmark: "Page {{page}}",
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327 | thumb_page_title: "Page {{page}}",
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328 | thumb_page_canvas: "Thumbnail of Page {{page}}",
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329 | find_reached_top: "Reached top of document, continued from bottom",
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330 | find_reached_bottom: "Reached end of document, continued from top",
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331 | "find_match_count[one]": "{{current}} of {{total}} match",
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332 | "find_match_count[other]": "{{current}} of {{total}} matches",
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333 | "find_match_count_limit[one]": "More than {{limit}} match",
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334 | "find_match_count_limit[other]": "More than {{limit}} matches",
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335 | find_not_found: "Phrase not found",
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336 | error_version_info: "PDF.js v{{version}} (build: {{build}})",
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337 | error_message: "Message: {{message}}",
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338 | error_stack: "Stack: {{stack}}",
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339 | error_file: "File: {{file}}",
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340 | error_line: "Line: {{line}}",
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341 | rendering_error: "An error occurred while rendering the page.",
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342 | page_scale_width: "Page Width",
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343 | page_scale_fit: "Page Fit",
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344 | page_scale_auto: "Automatic Zoom",
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345 | page_scale_actual: "Actual Size",
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346 | page_scale_percent: "{{scale}}%",
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347 | loading: "Loading…",
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348 | loading_error: "An error occurred while loading the PDF.",
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349 | invalid_file_error: "Invalid or corrupted PDF file.",
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350 | missing_file_error: "Missing PDF file.",
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351 | unexpected_response_error: "Unexpected server response.",
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352 | printing_not_supported: "Warning: Printing is not fully supported by this browser.",
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353 | printing_not_ready: "Warning: The PDF is not fully loaded for printing.",
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354 | web_fonts_disabled: "Web fonts are disabled: unable to use embedded PDF fonts.",
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355 | free_text_default_content: "Enter text…",
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356 | editor_free_text_aria_label: "FreeText Editor",
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357 | editor_ink_aria_label: "Ink Editor",
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358 | editor_ink_canvas_aria_label: "User-created image"
|
359 | };
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360 |
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361 | function getL10nFallback(key, args) {
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362 | switch (key) {
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363 | case "find_match_count":
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364 | key = `find_match_count[${args.total === 1 ? "one" : "other"}]`;
|
365 | break;
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366 |
|
367 | case "find_match_count_limit":
|
368 | key = `find_match_count_limit[${args.limit === 1 ? "one" : "other"}]`;
|
369 | break;
|
370 | }
|
371 |
|
372 | return DEFAULT_L10N_STRINGS[key] || "";
|
373 | }
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374 |
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375 | const PARTIAL_LANG_CODES = {
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376 | en: "en-US",
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377 | es: "es-ES",
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378 | fy: "fy-NL",
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379 | ga: "ga-IE",
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380 | gu: "gu-IN",
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381 | hi: "hi-IN",
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382 | hy: "hy-AM",
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383 | nb: "nb-NO",
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384 | ne: "ne-NP",
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385 | nn: "nn-NO",
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386 | pa: "pa-IN",
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387 | pt: "pt-PT",
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388 | sv: "sv-SE",
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389 | zh: "zh-CN"
|
390 | };
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391 |
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392 | function fixupLangCode(langCode) {
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393 | return PARTIAL_LANG_CODES[langCode?.toLowerCase()] || langCode;
|
394 | }
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395 |
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396 | function formatL10nValue(text, args) {
|
397 | if (!args) {
|
398 | return text;
|
399 | }
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400 |
|
401 | return text.replace(/\{\{\s*(\w+)\s*\}\}/g, (all, name) => {
|
402 | return name in args ? args[name] : "{{" + name + "}}";
|
403 | });
|
404 | }
|
405 |
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406 | const NullL10n = {
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407 | async getLanguage() {
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408 | return "en-us";
|
409 | },
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410 |
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411 | async getDirection() {
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412 | return "ltr";
|
413 | },
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414 |
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415 | async get(key, args = null, fallback = getL10nFallback(key, args)) {
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416 | return formatL10nValue(fallback, args);
|
417 | },
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418 |
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419 | async translate(element) {}
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420 |
|
421 | };
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422 | exports.NullL10n = NullL10n;
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423 |
|
424 | }),
|
425 |
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426 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
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427 |
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428 |
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429 |
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430 | Object.defineProperty(exports, "__esModule", ({
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431 | value: true
|
432 | }));
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433 | exports.AnnotationLayerBuilder = void 0;
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434 |
|
435 | var _pdfjsLib = __w_pdfjs_require__(3);
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436 |
|
437 | var _l10n_utils = __w_pdfjs_require__(4);
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438 |
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439 | class AnnotationLayerBuilder {
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440 | constructor({
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441 | pageDiv,
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442 | pdfPage,
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443 | linkService,
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444 | downloadManager,
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445 | annotationStorage = null,
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446 | imageResourcesPath = "",
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447 | renderForms = true,
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448 | l10n = _l10n_utils.NullL10n,
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449 | enableScripting = false,
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450 | hasJSActionsPromise = null,
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451 | fieldObjectsPromise = null,
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452 | mouseState = null,
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453 | annotationCanvasMap = null
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454 | }) {
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455 | this.pageDiv = pageDiv;
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456 | this.pdfPage = pdfPage;
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457 | this.linkService = linkService;
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458 | this.downloadManager = downloadManager;
|
459 | this.imageResourcesPath = imageResourcesPath;
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460 | this.renderForms = renderForms;
|
461 | this.l10n = l10n;
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462 | this.annotationStorage = annotationStorage;
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463 | this.enableScripting = enableScripting;
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464 | this._hasJSActionsPromise = hasJSActionsPromise;
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465 | this._fieldObjectsPromise = fieldObjectsPromise;
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466 | this._mouseState = mouseState;
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467 | this._annotationCanvasMap = annotationCanvasMap;
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468 | this.div = null;
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469 | this._cancelled = false;
|
470 | }
|
471 |
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472 | async render(viewport, intent = "display") {
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473 | const [annotations, hasJSActions = false, fieldObjects = null] = await Promise.all([this.pdfPage.getAnnotations({
|
474 | intent
|
475 | }), this._hasJSActionsPromise, this._fieldObjectsPromise]);
|
476 |
|
477 | if (this._cancelled || annotations.length === 0) {
|
478 | return;
|
479 | }
|
480 |
|
481 | const parameters = {
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482 | viewport: viewport.clone({
|
483 | dontFlip: true
|
484 | }),
|
485 | div: this.div,
|
486 | annotations,
|
487 | page: this.pdfPage,
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488 | imageResourcesPath: this.imageResourcesPath,
|
489 | renderForms: this.renderForms,
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490 | linkService: this.linkService,
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491 | downloadManager: this.downloadManager,
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492 | annotationStorage: this.annotationStorage,
|
493 | enableScripting: this.enableScripting,
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494 | hasJSActions,
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495 | fieldObjects,
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496 | mouseState: this._mouseState,
|
497 | annotationCanvasMap: this._annotationCanvasMap
|
498 | };
|
499 |
|
500 | if (this.div) {
|
501 | _pdfjsLib.AnnotationLayer.update(parameters);
|
502 | } else {
|
503 | this.div = document.createElement("div");
|
504 | this.div.className = "annotationLayer";
|
505 | this.pageDiv.append(this.div);
|
506 | parameters.div = this.div;
|
507 |
|
508 | _pdfjsLib.AnnotationLayer.render(parameters);
|
509 |
|
510 | this.l10n.translate(this.div);
|
511 | }
|
512 | }
|
513 |
|
514 | cancel() {
|
515 | this._cancelled = true;
|
516 | }
|
517 |
|
518 | hide() {
|
519 | if (!this.div) {
|
520 | return;
|
521 | }
|
522 |
|
523 | this.div.hidden = true;
|
524 | }
|
525 |
|
526 | }
|
527 |
|
528 | exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
|
529 |
|
530 | }),
|
531 |
|
532 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
533 |
|
534 |
|
535 |
|
536 | Object.defineProperty(exports, "__esModule", ({
|
537 | value: true
|
538 | }));
|
539 | exports.SimpleLinkService = exports.PDFLinkService = exports.LinkTarget = void 0;
|
540 |
|
541 | var _ui_utils = __w_pdfjs_require__(7);
|
542 |
|
543 | const DEFAULT_LINK_REL = "noopener noreferrer nofollow";
|
544 | const LinkTarget = {
|
545 | NONE: 0,
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546 | SELF: 1,
|
547 | BLANK: 2,
|
548 | PARENT: 3,
|
549 | TOP: 4
|
550 | };
|
551 | exports.LinkTarget = LinkTarget;
|
552 |
|
553 | function addLinkAttributes(link, {
|
554 | url,
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555 | target,
|
556 | rel,
|
557 | enabled = true
|
558 | } = {}) {
|
559 | if (!url || typeof url !== "string") {
|
560 | throw new Error('A valid "url" parameter must provided.');
|
561 | }
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562 |
|
563 | const urlNullRemoved = (0, _ui_utils.removeNullCharacters)(url);
|
564 |
|
565 | if (enabled) {
|
566 | link.href = link.title = urlNullRemoved;
|
567 | } else {
|
568 | link.href = "";
|
569 | link.title = `Disabled: ${urlNullRemoved}`;
|
570 |
|
571 | link.onclick = () => {
|
572 | return false;
|
573 | };
|
574 | }
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575 |
|
576 | let targetStr = "";
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577 |
|
578 | switch (target) {
|
579 | case LinkTarget.NONE:
|
580 | break;
|
581 |
|
582 | case LinkTarget.SELF:
|
583 | targetStr = "_self";
|
584 | break;
|
585 |
|
586 | case LinkTarget.BLANK:
|
587 | targetStr = "_blank";
|
588 | break;
|
589 |
|
590 | case LinkTarget.PARENT:
|
591 | targetStr = "_parent";
|
592 | break;
|
593 |
|
594 | case LinkTarget.TOP:
|
595 | targetStr = "_top";
|
596 | break;
|
597 | }
|
598 |
|
599 | link.target = targetStr;
|
600 | link.rel = typeof rel === "string" ? rel : DEFAULT_LINK_REL;
|
601 | }
|
602 |
|
603 | class PDFLinkService {
|
604 | #pagesRefCache = new Map();
|
605 |
|
606 | constructor({
|
607 | eventBus,
|
608 | externalLinkTarget = null,
|
609 | externalLinkRel = null,
|
610 | ignoreDestinationZoom = false
|
611 | } = {}) {
|
612 | this.eventBus = eventBus;
|
613 | this.externalLinkTarget = externalLinkTarget;
|
614 | this.externalLinkRel = externalLinkRel;
|
615 | this.externalLinkEnabled = true;
|
616 | this._ignoreDestinationZoom = ignoreDestinationZoom;
|
617 | this.baseUrl = null;
|
618 | this.pdfDocument = null;
|
619 | this.pdfViewer = null;
|
620 | this.pdfHistory = null;
|
621 | }
|
622 |
|
623 | setDocument(pdfDocument, baseUrl = null) {
|
624 | this.baseUrl = baseUrl;
|
625 | this.pdfDocument = pdfDocument;
|
626 | this.#pagesRefCache.clear();
|
627 | }
|
628 |
|
629 | setViewer(pdfViewer) {
|
630 | this.pdfViewer = pdfViewer;
|
631 | }
|
632 |
|
633 | setHistory(pdfHistory) {
|
634 | this.pdfHistory = pdfHistory;
|
635 | }
|
636 |
|
637 | get pagesCount() {
|
638 | return this.pdfDocument ? this.pdfDocument.numPages : 0;
|
639 | }
|
640 |
|
641 | get page() {
|
642 | return this.pdfViewer.currentPageNumber;
|
643 | }
|
644 |
|
645 | set page(value) {
|
646 | this.pdfViewer.currentPageNumber = value;
|
647 | }
|
648 |
|
649 | get rotation() {
|
650 | return this.pdfViewer.pagesRotation;
|
651 | }
|
652 |
|
653 | set rotation(value) {
|
654 | this.pdfViewer.pagesRotation = value;
|
655 | }
|
656 |
|
657 | #goToDestinationHelper(rawDest, namedDest = null, explicitDest) {
|
658 | const destRef = explicitDest[0];
|
659 | let pageNumber;
|
660 |
|
661 | if (typeof destRef === "object" && destRef !== null) {
|
662 | pageNumber = this._cachedPageNumber(destRef);
|
663 |
|
664 | if (!pageNumber) {
|
665 | this.pdfDocument.getPageIndex(destRef).then(pageIndex => {
|
666 | this.cachePageRef(pageIndex + 1, destRef);
|
667 | this.#goToDestinationHelper(rawDest, namedDest, explicitDest);
|
668 | }).catch(() => {
|
669 | console.error(`PDFLinkService.#goToDestinationHelper: "${destRef}" is not ` + `a valid page reference, for dest="${rawDest}".`);
|
670 | });
|
671 | return;
|
672 | }
|
673 | } else if (Number.isInteger(destRef)) {
|
674 | pageNumber = destRef + 1;
|
675 | } else {
|
676 | console.error(`PDFLinkService.#goToDestinationHelper: "${destRef}" is not ` + `a valid destination reference, for dest="${rawDest}".`);
|
677 | return;
|
678 | }
|
679 |
|
680 | if (!pageNumber || pageNumber < 1 || pageNumber > this.pagesCount) {
|
681 | console.error(`PDFLinkService.#goToDestinationHelper: "${pageNumber}" is not ` + `a valid page number, for dest="${rawDest}".`);
|
682 | return;
|
683 | }
|
684 |
|
685 | if (this.pdfHistory) {
|
686 | this.pdfHistory.pushCurrentPosition();
|
687 | this.pdfHistory.push({
|
688 | namedDest,
|
689 | explicitDest,
|
690 | pageNumber
|
691 | });
|
692 | }
|
693 |
|
694 | this.pdfViewer.scrollPageIntoView({
|
695 | pageNumber,
|
696 | destArray: explicitDest,
|
697 | ignoreDestinationZoom: this._ignoreDestinationZoom
|
698 | });
|
699 | }
|
700 |
|
701 | async goToDestination(dest) {
|
702 | if (!this.pdfDocument) {
|
703 | return;
|
704 | }
|
705 |
|
706 | let namedDest, explicitDest;
|
707 |
|
708 | if (typeof dest === "string") {
|
709 | namedDest = dest;
|
710 | explicitDest = await this.pdfDocument.getDestination(dest);
|
711 | } else {
|
712 | namedDest = null;
|
713 | explicitDest = await dest;
|
714 | }
|
715 |
|
716 | if (!Array.isArray(explicitDest)) {
|
717 | console.error(`PDFLinkService.goToDestination: "${explicitDest}" is not ` + `a valid destination array, for dest="${dest}".`);
|
718 | return;
|
719 | }
|
720 |
|
721 | this.#goToDestinationHelper(dest, namedDest, explicitDest);
|
722 | }
|
723 |
|
724 | goToPage(val) {
|
725 | if (!this.pdfDocument) {
|
726 | return;
|
727 | }
|
728 |
|
729 | const pageNumber = typeof val === "string" && this.pdfViewer.pageLabelToPageNumber(val) || val | 0;
|
730 |
|
731 | if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
|
732 | console.error(`PDFLinkService.goToPage: "${val}" is not a valid page.`);
|
733 | return;
|
734 | }
|
735 |
|
736 | if (this.pdfHistory) {
|
737 | this.pdfHistory.pushCurrentPosition();
|
738 | this.pdfHistory.pushPage(pageNumber);
|
739 | }
|
740 |
|
741 | this.pdfViewer.scrollPageIntoView({
|
742 | pageNumber
|
743 | });
|
744 | }
|
745 |
|
746 | addLinkAttributes(link, url, newWindow = false) {
|
747 | addLinkAttributes(link, {
|
748 | url,
|
749 | target: newWindow ? LinkTarget.BLANK : this.externalLinkTarget,
|
750 | rel: this.externalLinkRel,
|
751 | enabled: this.externalLinkEnabled
|
752 | });
|
753 | }
|
754 |
|
755 | getDestinationHash(dest) {
|
756 | if (typeof dest === "string") {
|
757 | if (dest.length > 0) {
|
758 | return this.getAnchorUrl("#" + escape(dest));
|
759 | }
|
760 | } else if (Array.isArray(dest)) {
|
761 | const str = JSON.stringify(dest);
|
762 |
|
763 | if (str.length > 0) {
|
764 | return this.getAnchorUrl("#" + escape(str));
|
765 | }
|
766 | }
|
767 |
|
768 | return this.getAnchorUrl("");
|
769 | }
|
770 |
|
771 | getAnchorUrl(anchor) {
|
772 | return (this.baseUrl || "") + anchor;
|
773 | }
|
774 |
|
775 | setHash(hash) {
|
776 | if (!this.pdfDocument) {
|
777 | return;
|
778 | }
|
779 |
|
780 | let pageNumber, dest;
|
781 |
|
782 | if (hash.includes("=")) {
|
783 | const params = (0, _ui_utils.parseQueryString)(hash);
|
784 |
|
785 | if (params.has("search")) {
|
786 | this.eventBus.dispatch("findfromurlhash", {
|
787 | source: this,
|
788 | query: params.get("search").replace(/"/g, ""),
|
789 | phraseSearch: params.get("phrase") === "true"
|
790 | });
|
791 | }
|
792 |
|
793 | if (params.has("page")) {
|
794 | pageNumber = params.get("page") | 0 || 1;
|
795 | }
|
796 |
|
797 | if (params.has("zoom")) {
|
798 | const zoomArgs = params.get("zoom").split(",");
|
799 | const zoomArg = zoomArgs[0];
|
800 | const zoomArgNumber = parseFloat(zoomArg);
|
801 |
|
802 | if (!zoomArg.includes("Fit")) {
|
803 | dest = [null, {
|
804 | name: "XYZ"
|
805 | }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg];
|
806 | } else {
|
807 | if (zoomArg === "Fit" || zoomArg === "FitB") {
|
808 | dest = [null, {
|
809 | name: zoomArg
|
810 | }];
|
811 | } else if (zoomArg === "FitH" || zoomArg === "FitBH" || zoomArg === "FitV" || zoomArg === "FitBV") {
|
812 | dest = [null, {
|
813 | name: zoomArg
|
814 | }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null];
|
815 | } else if (zoomArg === "FitR") {
|
816 | if (zoomArgs.length !== 5) {
|
817 | console.error('PDFLinkService.setHash: Not enough parameters for "FitR".');
|
818 | } else {
|
819 | dest = [null, {
|
820 | name: zoomArg
|
821 | }, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0];
|
822 | }
|
823 | } else {
|
824 | console.error(`PDFLinkService.setHash: "${zoomArg}" is not a valid zoom value.`);
|
825 | }
|
826 | }
|
827 | }
|
828 |
|
829 | if (dest) {
|
830 | this.pdfViewer.scrollPageIntoView({
|
831 | pageNumber: pageNumber || this.page,
|
832 | destArray: dest,
|
833 | allowNegativeOffset: true
|
834 | });
|
835 | } else if (pageNumber) {
|
836 | this.page = pageNumber;
|
837 | }
|
838 |
|
839 | if (params.has("pagemode")) {
|
840 | this.eventBus.dispatch("pagemode", {
|
841 | source: this,
|
842 | mode: params.get("pagemode")
|
843 | });
|
844 | }
|
845 |
|
846 | if (params.has("nameddest")) {
|
847 | this.goToDestination(params.get("nameddest"));
|
848 | }
|
849 | } else {
|
850 | dest = unescape(hash);
|
851 |
|
852 | try {
|
853 | dest = JSON.parse(dest);
|
854 |
|
855 | if (!Array.isArray(dest)) {
|
856 | dest = dest.toString();
|
857 | }
|
858 | } catch (ex) {}
|
859 |
|
860 | if (typeof dest === "string" || PDFLinkService.#isValidExplicitDestination(dest)) {
|
861 | this.goToDestination(dest);
|
862 | return;
|
863 | }
|
864 |
|
865 | console.error(`PDFLinkService.setHash: "${unescape(hash)}" is not a valid destination.`);
|
866 | }
|
867 | }
|
868 |
|
869 | executeNamedAction(action) {
|
870 | switch (action) {
|
871 | case "GoBack":
|
872 | this.pdfHistory?.back();
|
873 | break;
|
874 |
|
875 | case "GoForward":
|
876 | this.pdfHistory?.forward();
|
877 | break;
|
878 |
|
879 | case "NextPage":
|
880 | this.pdfViewer.nextPage();
|
881 | break;
|
882 |
|
883 | case "PrevPage":
|
884 | this.pdfViewer.previousPage();
|
885 | break;
|
886 |
|
887 | case "LastPage":
|
888 | this.page = this.pagesCount;
|
889 | break;
|
890 |
|
891 | case "FirstPage":
|
892 | this.page = 1;
|
893 | break;
|
894 |
|
895 | default:
|
896 | break;
|
897 | }
|
898 |
|
899 | this.eventBus.dispatch("namedaction", {
|
900 | source: this,
|
901 | action
|
902 | });
|
903 | }
|
904 |
|
905 | cachePageRef(pageNum, pageRef) {
|
906 | if (!pageRef) {
|
907 | return;
|
908 | }
|
909 |
|
910 | const refStr = pageRef.gen === 0 ? `${pageRef.num}R` : `${pageRef.num}R${pageRef.gen}`;
|
911 | this.#pagesRefCache.set(refStr, pageNum);
|
912 | }
|
913 |
|
914 | _cachedPageNumber(pageRef) {
|
915 | if (!pageRef) {
|
916 | return null;
|
917 | }
|
918 |
|
919 | const refStr = pageRef.gen === 0 ? `${pageRef.num}R` : `${pageRef.num}R${pageRef.gen}`;
|
920 | return this.#pagesRefCache.get(refStr) || null;
|
921 | }
|
922 |
|
923 | isPageVisible(pageNumber) {
|
924 | return this.pdfViewer.isPageVisible(pageNumber);
|
925 | }
|
926 |
|
927 | isPageCached(pageNumber) {
|
928 | return this.pdfViewer.isPageCached(pageNumber);
|
929 | }
|
930 |
|
931 | static #isValidExplicitDestination(dest) {
|
932 | if (!Array.isArray(dest)) {
|
933 | return false;
|
934 | }
|
935 |
|
936 | const destLength = dest.length;
|
937 |
|
938 | if (destLength < 2) {
|
939 | return false;
|
940 | }
|
941 |
|
942 | const page = dest[0];
|
943 |
|
944 | if (!(typeof page === "object" && Number.isInteger(page.num) && Number.isInteger(page.gen)) && !(Number.isInteger(page) && page >= 0)) {
|
945 | return false;
|
946 | }
|
947 |
|
948 | const zoom = dest[1];
|
949 |
|
950 | if (!(typeof zoom === "object" && typeof zoom.name === "string")) {
|
951 | return false;
|
952 | }
|
953 |
|
954 | let allowNull = true;
|
955 |
|
956 | switch (zoom.name) {
|
957 | case "XYZ":
|
958 | if (destLength !== 5) {
|
959 | return false;
|
960 | }
|
961 |
|
962 | break;
|
963 |
|
964 | case "Fit":
|
965 | case "FitB":
|
966 | return destLength === 2;
|
967 |
|
968 | case "FitH":
|
969 | case "FitBH":
|
970 | case "FitV":
|
971 | case "FitBV":
|
972 | if (destLength !== 3) {
|
973 | return false;
|
974 | }
|
975 |
|
976 | break;
|
977 |
|
978 | case "FitR":
|
979 | if (destLength !== 6) {
|
980 | return false;
|
981 | }
|
982 |
|
983 | allowNull = false;
|
984 | break;
|
985 |
|
986 | default:
|
987 | return false;
|
988 | }
|
989 |
|
990 | for (let i = 2; i < destLength; i++) {
|
991 | const param = dest[i];
|
992 |
|
993 | if (!(typeof param === "number" || allowNull && param === null)) {
|
994 | return false;
|
995 | }
|
996 | }
|
997 |
|
998 | return true;
|
999 | }
|
1000 |
|
1001 | }
|
1002 |
|
1003 | exports.PDFLinkService = PDFLinkService;
|
1004 |
|
1005 | class SimpleLinkService {
|
1006 | constructor() {
|
1007 | this.externalLinkEnabled = true;
|
1008 | }
|
1009 |
|
1010 | get pagesCount() {
|
1011 | return 0;
|
1012 | }
|
1013 |
|
1014 | get page() {
|
1015 | return 0;
|
1016 | }
|
1017 |
|
1018 | set page(value) {}
|
1019 |
|
1020 | get rotation() {
|
1021 | return 0;
|
1022 | }
|
1023 |
|
1024 | set rotation(value) {}
|
1025 |
|
1026 | async goToDestination(dest) {}
|
1027 |
|
1028 | goToPage(val) {}
|
1029 |
|
1030 | addLinkAttributes(link, url, newWindow = false) {
|
1031 | addLinkAttributes(link, {
|
1032 | url,
|
1033 | enabled: this.externalLinkEnabled
|
1034 | });
|
1035 | }
|
1036 |
|
1037 | getDestinationHash(dest) {
|
1038 | return "#";
|
1039 | }
|
1040 |
|
1041 | getAnchorUrl(hash) {
|
1042 | return "#";
|
1043 | }
|
1044 |
|
1045 | setHash(hash) {}
|
1046 |
|
1047 | executeNamedAction(action) {}
|
1048 |
|
1049 | cachePageRef(pageNum, pageRef) {}
|
1050 |
|
1051 | isPageVisible(pageNumber) {
|
1052 | return true;
|
1053 | }
|
1054 |
|
1055 | isPageCached(pageNumber) {
|
1056 | return true;
|
1057 | }
|
1058 |
|
1059 | }
|
1060 |
|
1061 | exports.SimpleLinkService = SimpleLinkService;
|
1062 |
|
1063 | }),
|
1064 |
|
1065 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
1066 |
|
1067 |
|
1068 |
|
1069 | Object.defineProperty(exports, "__esModule", ({
|
1070 | value: true
|
1071 | }));
|
1072 | exports.animationStarted = exports.VERTICAL_PADDING = exports.UNKNOWN_SCALE = exports.TextLayerMode = exports.SpreadMode = exports.SidebarView = exports.ScrollMode = exports.SCROLLBAR_PADDING = exports.RenderingStates = exports.RendererType = exports.ProgressBar = exports.PresentationModeState = exports.OutputScale = exports.MIN_SCALE = exports.MAX_SCALE = exports.MAX_AUTO_SCALE = exports.DEFAULT_SCALE_VALUE = exports.DEFAULT_SCALE_DELTA = exports.DEFAULT_SCALE = exports.AutoPrintRegExp = void 0;
|
1073 | exports.apiPageLayoutToViewerModes = apiPageLayoutToViewerModes;
|
1074 | exports.apiPageModeToSidebarView = apiPageModeToSidebarView;
|
1075 | exports.approximateFraction = approximateFraction;
|
1076 | exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
|
1077 | exports.docStyle = void 0;
|
1078 | exports.getActiveOrFocusedElement = getActiveOrFocusedElement;
|
1079 | exports.getPageSizeInches = getPageSizeInches;
|
1080 | exports.getVisibleElements = getVisibleElements;
|
1081 | exports.isPortraitOrientation = isPortraitOrientation;
|
1082 | exports.isValidRotation = isValidRotation;
|
1083 | exports.isValidScrollMode = isValidScrollMode;
|
1084 | exports.isValidSpreadMode = isValidSpreadMode;
|
1085 | exports.noContextMenuHandler = noContextMenuHandler;
|
1086 | exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
|
1087 | exports.normalizeWheelEventDirection = normalizeWheelEventDirection;
|
1088 | exports.parseQueryString = parseQueryString;
|
1089 | exports.removeNullCharacters = removeNullCharacters;
|
1090 | exports.roundToDivide = roundToDivide;
|
1091 | exports.scrollIntoView = scrollIntoView;
|
1092 | exports.watchScroll = watchScroll;
|
1093 |
|
1094 | var _pdfjsLib = __w_pdfjs_require__(3);
|
1095 |
|
1096 | const DEFAULT_SCALE_VALUE = "auto";
|
1097 | exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
|
1098 | const DEFAULT_SCALE = 1.0;
|
1099 | exports.DEFAULT_SCALE = DEFAULT_SCALE;
|
1100 | const DEFAULT_SCALE_DELTA = 1.1;
|
1101 | exports.DEFAULT_SCALE_DELTA = DEFAULT_SCALE_DELTA;
|
1102 | const MIN_SCALE = 0.1;
|
1103 | exports.MIN_SCALE = MIN_SCALE;
|
1104 | const MAX_SCALE = 10.0;
|
1105 | exports.MAX_SCALE = MAX_SCALE;
|
1106 | const UNKNOWN_SCALE = 0;
|
1107 | exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
|
1108 | const MAX_AUTO_SCALE = 1.25;
|
1109 | exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
|
1110 | const SCROLLBAR_PADDING = 40;
|
1111 | exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
|
1112 | const VERTICAL_PADDING = 5;
|
1113 | exports.VERTICAL_PADDING = VERTICAL_PADDING;
|
1114 | const RenderingStates = {
|
1115 | INITIAL: 0,
|
1116 | RUNNING: 1,
|
1117 | PAUSED: 2,
|
1118 | FINISHED: 3
|
1119 | };
|
1120 | exports.RenderingStates = RenderingStates;
|
1121 | const PresentationModeState = {
|
1122 | UNKNOWN: 0,
|
1123 | NORMAL: 1,
|
1124 | CHANGING: 2,
|
1125 | FULLSCREEN: 3
|
1126 | };
|
1127 | exports.PresentationModeState = PresentationModeState;
|
1128 | const SidebarView = {
|
1129 | UNKNOWN: -1,
|
1130 | NONE: 0,
|
1131 | THUMBS: 1,
|
1132 | OUTLINE: 2,
|
1133 | ATTACHMENTS: 3,
|
1134 | LAYERS: 4
|
1135 | };
|
1136 | exports.SidebarView = SidebarView;
|
1137 | const RendererType = {
|
1138 | CANVAS: "canvas",
|
1139 | SVG: "svg"
|
1140 | };
|
1141 | exports.RendererType = RendererType;
|
1142 | const TextLayerMode = {
|
1143 | DISABLE: 0,
|
1144 | ENABLE: 1,
|
1145 | ENABLE_ENHANCE: 2
|
1146 | };
|
1147 | exports.TextLayerMode = TextLayerMode;
|
1148 | const ScrollMode = {
|
1149 | UNKNOWN: -1,
|
1150 | VERTICAL: 0,
|
1151 | HORIZONTAL: 1,
|
1152 | WRAPPED: 2,
|
1153 | PAGE: 3
|
1154 | };
|
1155 | exports.ScrollMode = ScrollMode;
|
1156 | const SpreadMode = {
|
1157 | UNKNOWN: -1,
|
1158 | NONE: 0,
|
1159 | ODD: 1,
|
1160 | EVEN: 2
|
1161 | };
|
1162 | exports.SpreadMode = SpreadMode;
|
1163 | const AutoPrintRegExp = /\bprint\s*\(/;
|
1164 | exports.AutoPrintRegExp = AutoPrintRegExp;
|
1165 |
|
1166 | class OutputScale {
|
1167 | constructor() {
|
1168 | const pixelRatio = window.devicePixelRatio || 1;
|
1169 | this.sx = pixelRatio;
|
1170 | this.sy = pixelRatio;
|
1171 | }
|
1172 |
|
1173 | get scaled() {
|
1174 | return this.sx !== 1 || this.sy !== 1;
|
1175 | }
|
1176 |
|
1177 | }
|
1178 |
|
1179 | exports.OutputScale = OutputScale;
|
1180 |
|
1181 | function scrollIntoView(element, spot, scrollMatches = false) {
|
1182 | let parent = element.offsetParent;
|
1183 |
|
1184 | if (!parent) {
|
1185 | console.error("offsetParent is not set -- cannot scroll");
|
1186 | return;
|
1187 | }
|
1188 |
|
1189 | let offsetY = element.offsetTop + element.clientTop;
|
1190 | let offsetX = element.offsetLeft + element.clientLeft;
|
1191 |
|
1192 | while (parent.clientHeight === parent.scrollHeight && parent.clientWidth === parent.scrollWidth || scrollMatches && (parent.classList.contains("markedContent") || getComputedStyle(parent).overflow === "hidden")) {
|
1193 | offsetY += parent.offsetTop;
|
1194 | offsetX += parent.offsetLeft;
|
1195 | parent = parent.offsetParent;
|
1196 |
|
1197 | if (!parent) {
|
1198 | return;
|
1199 | }
|
1200 | }
|
1201 |
|
1202 | if (spot) {
|
1203 | if (spot.top !== undefined) {
|
1204 | offsetY += spot.top;
|
1205 | }
|
1206 |
|
1207 | if (spot.left !== undefined) {
|
1208 | offsetX += spot.left;
|
1209 | parent.scrollLeft = offsetX;
|
1210 | }
|
1211 | }
|
1212 |
|
1213 | parent.scrollTop = offsetY;
|
1214 | }
|
1215 |
|
1216 | function watchScroll(viewAreaElement, callback) {
|
1217 | const debounceScroll = function (evt) {
|
1218 | if (rAF) {
|
1219 | return;
|
1220 | }
|
1221 |
|
1222 | rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
|
1223 | rAF = null;
|
1224 | const currentX = viewAreaElement.scrollLeft;
|
1225 | const lastX = state.lastX;
|
1226 |
|
1227 | if (currentX !== lastX) {
|
1228 | state.right = currentX > lastX;
|
1229 | }
|
1230 |
|
1231 | state.lastX = currentX;
|
1232 | const currentY = viewAreaElement.scrollTop;
|
1233 | const lastY = state.lastY;
|
1234 |
|
1235 | if (currentY !== lastY) {
|
1236 | state.down = currentY > lastY;
|
1237 | }
|
1238 |
|
1239 | state.lastY = currentY;
|
1240 | callback(state);
|
1241 | });
|
1242 | };
|
1243 |
|
1244 | const state = {
|
1245 | right: true,
|
1246 | down: true,
|
1247 | lastX: viewAreaElement.scrollLeft,
|
1248 | lastY: viewAreaElement.scrollTop,
|
1249 | _eventHandler: debounceScroll
|
1250 | };
|
1251 | let rAF = null;
|
1252 | viewAreaElement.addEventListener("scroll", debounceScroll, true);
|
1253 | return state;
|
1254 | }
|
1255 |
|
1256 | function parseQueryString(query) {
|
1257 | const params = new Map();
|
1258 |
|
1259 | for (const [key, value] of new URLSearchParams(query)) {
|
1260 | params.set(key.toLowerCase(), value);
|
1261 | }
|
1262 |
|
1263 | return params;
|
1264 | }
|
1265 |
|
1266 | const NullCharactersRegExp = /\x00/g;
|
1267 | const InvisibleCharactersRegExp = /[\x01-\x1F]/g;
|
1268 |
|
1269 | function removeNullCharacters(str, replaceInvisible = false) {
|
1270 | if (typeof str !== "string") {
|
1271 | console.error(`The argument must be a string.`);
|
1272 | return str;
|
1273 | }
|
1274 |
|
1275 | if (replaceInvisible) {
|
1276 | str = str.replace(InvisibleCharactersRegExp, " ");
|
1277 | }
|
1278 |
|
1279 | return str.replace(NullCharactersRegExp, "");
|
1280 | }
|
1281 |
|
1282 | function approximateFraction(x) {
|
1283 | if (Math.floor(x) === x) {
|
1284 | return [x, 1];
|
1285 | }
|
1286 |
|
1287 | const xinv = 1 / x;
|
1288 | const limit = 8;
|
1289 |
|
1290 | if (xinv > limit) {
|
1291 | return [1, limit];
|
1292 | } else if (Math.floor(xinv) === xinv) {
|
1293 | return [1, xinv];
|
1294 | }
|
1295 |
|
1296 | const x_ = x > 1 ? xinv : x;
|
1297 | let a = 0,
|
1298 | b = 1,
|
1299 | c = 1,
|
1300 | d = 1;
|
1301 |
|
1302 | while (true) {
|
1303 | const p = a + c,
|
1304 | q = b + d;
|
1305 |
|
1306 | if (q > limit) {
|
1307 | break;
|
1308 | }
|
1309 |
|
1310 | if (x_ <= p / q) {
|
1311 | c = p;
|
1312 | d = q;
|
1313 | } else {
|
1314 | a = p;
|
1315 | b = q;
|
1316 | }
|
1317 | }
|
1318 |
|
1319 | let result;
|
1320 |
|
1321 | if (x_ - a / b < c / d - x_) {
|
1322 | result = x_ === x ? [a, b] : [b, a];
|
1323 | } else {
|
1324 | result = x_ === x ? [c, d] : [d, c];
|
1325 | }
|
1326 |
|
1327 | return result;
|
1328 | }
|
1329 |
|
1330 | function roundToDivide(x, div) {
|
1331 | const r = x % div;
|
1332 | return r === 0 ? x : Math.round(x - r + div);
|
1333 | }
|
1334 |
|
1335 | function getPageSizeInches({
|
1336 | view,
|
1337 | userUnit,
|
1338 | rotate
|
1339 | }) {
|
1340 | const [x1, y1, x2, y2] = view;
|
1341 | const changeOrientation = rotate % 180 !== 0;
|
1342 | const width = (x2 - x1) / 72 * userUnit;
|
1343 | const height = (y2 - y1) / 72 * userUnit;
|
1344 | return {
|
1345 | width: changeOrientation ? height : width,
|
1346 | height: changeOrientation ? width : height
|
1347 | };
|
1348 | }
|
1349 |
|
1350 | function backtrackBeforeAllVisibleElements(index, views, top) {
|
1351 | if (index < 2) {
|
1352 | return index;
|
1353 | }
|
1354 |
|
1355 | let elt = views[index].div;
|
1356 | let pageTop = elt.offsetTop + elt.clientTop;
|
1357 |
|
1358 | if (pageTop >= top) {
|
1359 | elt = views[index - 1].div;
|
1360 | pageTop = elt.offsetTop + elt.clientTop;
|
1361 | }
|
1362 |
|
1363 | for (let i = index - 2; i >= 0; --i) {
|
1364 | elt = views[i].div;
|
1365 |
|
1366 | if (elt.offsetTop + elt.clientTop + elt.clientHeight <= pageTop) {
|
1367 | break;
|
1368 | }
|
1369 |
|
1370 | index = i;
|
1371 | }
|
1372 |
|
1373 | return index;
|
1374 | }
|
1375 |
|
1376 | function getVisibleElements({
|
1377 | scrollEl,
|
1378 | views,
|
1379 | sortByVisibility = false,
|
1380 | horizontal = false,
|
1381 | rtl = false
|
1382 | }) {
|
1383 | const top = scrollEl.scrollTop,
|
1384 | bottom = top + scrollEl.clientHeight;
|
1385 | const left = scrollEl.scrollLeft,
|
1386 | right = left + scrollEl.clientWidth;
|
1387 |
|
1388 | function isElementBottomAfterViewTop(view) {
|
1389 | const element = view.div;
|
1390 | const elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
|
1391 | return elementBottom > top;
|
1392 | }
|
1393 |
|
1394 | function isElementNextAfterViewHorizontally(view) {
|
1395 | const element = view.div;
|
1396 | const elementLeft = element.offsetLeft + element.clientLeft;
|
1397 | const elementRight = elementLeft + element.clientWidth;
|
1398 | return rtl ? elementLeft < right : elementRight > left;
|
1399 | }
|
1400 |
|
1401 | const visible = [],
|
1402 | ids = new Set(),
|
1403 | numViews = views.length;
|
1404 | let firstVisibleElementInd = (0, _pdfjsLib.binarySearchFirstItem)(views, horizontal ? isElementNextAfterViewHorizontally : isElementBottomAfterViewTop);
|
1405 |
|
1406 | if (firstVisibleElementInd > 0 && firstVisibleElementInd < numViews && !horizontal) {
|
1407 | firstVisibleElementInd = backtrackBeforeAllVisibleElements(firstVisibleElementInd, views, top);
|
1408 | }
|
1409 |
|
1410 | let lastEdge = horizontal ? right : -1;
|
1411 |
|
1412 | for (let i = firstVisibleElementInd; i < numViews; i++) {
|
1413 | const view = views[i],
|
1414 | element = view.div;
|
1415 | const currentWidth = element.offsetLeft + element.clientLeft;
|
1416 | const currentHeight = element.offsetTop + element.clientTop;
|
1417 | const viewWidth = element.clientWidth,
|
1418 | viewHeight = element.clientHeight;
|
1419 | const viewRight = currentWidth + viewWidth;
|
1420 | const viewBottom = currentHeight + viewHeight;
|
1421 |
|
1422 | if (lastEdge === -1) {
|
1423 | if (viewBottom >= bottom) {
|
1424 | lastEdge = viewBottom;
|
1425 | }
|
1426 | } else if ((horizontal ? currentWidth : currentHeight) > lastEdge) {
|
1427 | break;
|
1428 | }
|
1429 |
|
1430 | if (viewBottom <= top || currentHeight >= bottom || viewRight <= left || currentWidth >= right) {
|
1431 | continue;
|
1432 | }
|
1433 |
|
1434 | const hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
|
1435 | const hiddenWidth = Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
|
1436 | const fractionHeight = (viewHeight - hiddenHeight) / viewHeight,
|
1437 | fractionWidth = (viewWidth - hiddenWidth) / viewWidth;
|
1438 | const percent = fractionHeight * fractionWidth * 100 | 0;
|
1439 | visible.push({
|
1440 | id: view.id,
|
1441 | x: currentWidth,
|
1442 | y: currentHeight,
|
1443 | view,
|
1444 | percent,
|
1445 | widthPercent: fractionWidth * 100 | 0
|
1446 | });
|
1447 | ids.add(view.id);
|
1448 | }
|
1449 |
|
1450 | const first = visible[0],
|
1451 | last = visible.at(-1);
|
1452 |
|
1453 | if (sortByVisibility) {
|
1454 | visible.sort(function (a, b) {
|
1455 | const pc = a.percent - b.percent;
|
1456 |
|
1457 | if (Math.abs(pc) > 0.001) {
|
1458 | return -pc;
|
1459 | }
|
1460 |
|
1461 | return a.id - b.id;
|
1462 | });
|
1463 | }
|
1464 |
|
1465 | return {
|
1466 | first,
|
1467 | last,
|
1468 | views: visible,
|
1469 | ids
|
1470 | };
|
1471 | }
|
1472 |
|
1473 | function noContextMenuHandler(evt) {
|
1474 | evt.preventDefault();
|
1475 | }
|
1476 |
|
1477 | function normalizeWheelEventDirection(evt) {
|
1478 | let delta = Math.hypot(evt.deltaX, evt.deltaY);
|
1479 | const angle = Math.atan2(evt.deltaY, evt.deltaX);
|
1480 |
|
1481 | if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
|
1482 | delta = -delta;
|
1483 | }
|
1484 |
|
1485 | return delta;
|
1486 | }
|
1487 |
|
1488 | function normalizeWheelEventDelta(evt) {
|
1489 | let delta = normalizeWheelEventDirection(evt);
|
1490 | const MOUSE_DOM_DELTA_PIXEL_MODE = 0;
|
1491 | const MOUSE_DOM_DELTA_LINE_MODE = 1;
|
1492 | const MOUSE_PIXELS_PER_LINE = 30;
|
1493 | const MOUSE_LINES_PER_PAGE = 30;
|
1494 |
|
1495 | if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
|
1496 | delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
|
1497 | } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
|
1498 | delta /= MOUSE_LINES_PER_PAGE;
|
1499 | }
|
1500 |
|
1501 | return delta;
|
1502 | }
|
1503 |
|
1504 | function isValidRotation(angle) {
|
1505 | return Number.isInteger(angle) && angle % 90 === 0;
|
1506 | }
|
1507 |
|
1508 | function isValidScrollMode(mode) {
|
1509 | return Number.isInteger(mode) && Object.values(ScrollMode).includes(mode) && mode !== ScrollMode.UNKNOWN;
|
1510 | }
|
1511 |
|
1512 | function isValidSpreadMode(mode) {
|
1513 | return Number.isInteger(mode) && Object.values(SpreadMode).includes(mode) && mode !== SpreadMode.UNKNOWN;
|
1514 | }
|
1515 |
|
1516 | function isPortraitOrientation(size) {
|
1517 | return size.width <= size.height;
|
1518 | }
|
1519 |
|
1520 | const animationStarted = new Promise(function (resolve) {
|
1521 | window.requestAnimationFrame(resolve);
|
1522 | });
|
1523 | exports.animationStarted = animationStarted;
|
1524 | const docStyle = document.documentElement.style;
|
1525 | exports.docStyle = docStyle;
|
1526 |
|
1527 | function clamp(v, min, max) {
|
1528 | return Math.min(Math.max(v, min), max);
|
1529 | }
|
1530 |
|
1531 | class ProgressBar {
|
1532 | #classList = null;
|
1533 | #percent = 0;
|
1534 | #visible = true;
|
1535 |
|
1536 | constructor(id) {
|
1537 | if (arguments.length > 1) {
|
1538 | throw new Error("ProgressBar no longer accepts any additional options, " + "please use CSS rules to modify its appearance instead.");
|
1539 | }
|
1540 |
|
1541 | const bar = document.getElementById(id);
|
1542 | this.#classList = bar.classList;
|
1543 | }
|
1544 |
|
1545 | get percent() {
|
1546 | return this.#percent;
|
1547 | }
|
1548 |
|
1549 | set percent(val) {
|
1550 | this.#percent = clamp(val, 0, 100);
|
1551 |
|
1552 | if (isNaN(val)) {
|
1553 | this.#classList.add("indeterminate");
|
1554 | return;
|
1555 | }
|
1556 |
|
1557 | this.#classList.remove("indeterminate");
|
1558 | docStyle.setProperty("--progressBar-percent", `${this.#percent}%`);
|
1559 | }
|
1560 |
|
1561 | setWidth(viewer) {
|
1562 | if (!viewer) {
|
1563 | return;
|
1564 | }
|
1565 |
|
1566 | const container = viewer.parentNode;
|
1567 | const scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
|
1568 |
|
1569 | if (scrollbarWidth > 0) {
|
1570 | docStyle.setProperty("--progressBar-end-offset", `${scrollbarWidth}px`);
|
1571 | }
|
1572 | }
|
1573 |
|
1574 | hide() {
|
1575 | if (!this.#visible) {
|
1576 | return;
|
1577 | }
|
1578 |
|
1579 | this.#visible = false;
|
1580 | this.#classList.add("hidden");
|
1581 | }
|
1582 |
|
1583 | show() {
|
1584 | if (this.#visible) {
|
1585 | return;
|
1586 | }
|
1587 |
|
1588 | this.#visible = true;
|
1589 | this.#classList.remove("hidden");
|
1590 | }
|
1591 |
|
1592 | }
|
1593 |
|
1594 | exports.ProgressBar = ProgressBar;
|
1595 |
|
1596 | function getActiveOrFocusedElement() {
|
1597 | let curRoot = document;
|
1598 | let curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
|
1599 |
|
1600 | while (curActiveOrFocused?.shadowRoot) {
|
1601 | curRoot = curActiveOrFocused.shadowRoot;
|
1602 | curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
|
1603 | }
|
1604 |
|
1605 | return curActiveOrFocused;
|
1606 | }
|
1607 |
|
1608 | function apiPageLayoutToViewerModes(layout) {
|
1609 | let scrollMode = ScrollMode.VERTICAL,
|
1610 | spreadMode = SpreadMode.NONE;
|
1611 |
|
1612 | switch (layout) {
|
1613 | case "SinglePage":
|
1614 | scrollMode = ScrollMode.PAGE;
|
1615 | break;
|
1616 |
|
1617 | case "OneColumn":
|
1618 | break;
|
1619 |
|
1620 | case "TwoPageLeft":
|
1621 | scrollMode = ScrollMode.PAGE;
|
1622 |
|
1623 | case "TwoColumnLeft":
|
1624 | spreadMode = SpreadMode.ODD;
|
1625 | break;
|
1626 |
|
1627 | case "TwoPageRight":
|
1628 | scrollMode = ScrollMode.PAGE;
|
1629 |
|
1630 | case "TwoColumnRight":
|
1631 | spreadMode = SpreadMode.EVEN;
|
1632 | break;
|
1633 | }
|
1634 |
|
1635 | return {
|
1636 | scrollMode,
|
1637 | spreadMode
|
1638 | };
|
1639 | }
|
1640 |
|
1641 | function apiPageModeToSidebarView(mode) {
|
1642 | switch (mode) {
|
1643 | case "UseNone":
|
1644 | return SidebarView.NONE;
|
1645 |
|
1646 | case "UseThumbs":
|
1647 | return SidebarView.THUMBS;
|
1648 |
|
1649 | case "UseOutlines":
|
1650 | return SidebarView.OUTLINE;
|
1651 |
|
1652 | case "UseAttachments":
|
1653 | return SidebarView.ATTACHMENTS;
|
1654 |
|
1655 | case "UseOC":
|
1656 | return SidebarView.LAYERS;
|
1657 | }
|
1658 |
|
1659 | return SidebarView.NONE;
|
1660 | }
|
1661 |
|
1662 | }),
|
1663 |
|
1664 | ((__unused_webpack_module, exports) => {
|
1665 |
|
1666 |
|
1667 |
|
1668 | Object.defineProperty(exports, "__esModule", ({
|
1669 | value: true
|
1670 | }));
|
1671 | exports.StructTreeLayerBuilder = void 0;
|
1672 | const PDF_ROLE_TO_HTML_ROLE = {
|
1673 | Document: null,
|
1674 | DocumentFragment: null,
|
1675 | Part: "group",
|
1676 | Sect: "group",
|
1677 | Div: "group",
|
1678 | Aside: "note",
|
1679 | NonStruct: "none",
|
1680 | P: null,
|
1681 | H: "heading",
|
1682 | Title: null,
|
1683 | FENote: "note",
|
1684 | Sub: "group",
|
1685 | Lbl: null,
|
1686 | Span: null,
|
1687 | Em: null,
|
1688 | Strong: null,
|
1689 | Link: "link",
|
1690 | Annot: "note",
|
1691 | Form: "form",
|
1692 | Ruby: null,
|
1693 | RB: null,
|
1694 | RT: null,
|
1695 | RP: null,
|
1696 | Warichu: null,
|
1697 | WT: null,
|
1698 | WP: null,
|
1699 | L: "list",
|
1700 | LI: "listitem",
|
1701 | LBody: null,
|
1702 | Table: "table",
|
1703 | TR: "row",
|
1704 | TH: "columnheader",
|
1705 | TD: "cell",
|
1706 | THead: "columnheader",
|
1707 | TBody: null,
|
1708 | TFoot: null,
|
1709 | Caption: null,
|
1710 | Figure: "figure",
|
1711 | Formula: null,
|
1712 | Artifact: null
|
1713 | };
|
1714 | const HEADING_PATTERN = /^H(\d+)$/;
|
1715 |
|
1716 | class StructTreeLayerBuilder {
|
1717 | constructor({
|
1718 | pdfPage
|
1719 | }) {
|
1720 | this.pdfPage = pdfPage;
|
1721 | }
|
1722 |
|
1723 | render(structTree) {
|
1724 | return this._walk(structTree);
|
1725 | }
|
1726 |
|
1727 | _setAttributes(structElement, htmlElement) {
|
1728 | if (structElement.alt !== undefined) {
|
1729 | htmlElement.setAttribute("aria-label", structElement.alt);
|
1730 | }
|
1731 |
|
1732 | if (structElement.id !== undefined) {
|
1733 | htmlElement.setAttribute("aria-owns", structElement.id);
|
1734 | }
|
1735 |
|
1736 | if (structElement.lang !== undefined) {
|
1737 | htmlElement.setAttribute("lang", structElement.lang);
|
1738 | }
|
1739 | }
|
1740 |
|
1741 | _walk(node) {
|
1742 | if (!node) {
|
1743 | return null;
|
1744 | }
|
1745 |
|
1746 | const element = document.createElement("span");
|
1747 |
|
1748 | if ("role" in node) {
|
1749 | const {
|
1750 | role
|
1751 | } = node;
|
1752 | const match = role.match(HEADING_PATTERN);
|
1753 |
|
1754 | if (match) {
|
1755 | element.setAttribute("role", "heading");
|
1756 | element.setAttribute("aria-level", match[1]);
|
1757 | } else if (PDF_ROLE_TO_HTML_ROLE[role]) {
|
1758 | element.setAttribute("role", PDF_ROLE_TO_HTML_ROLE[role]);
|
1759 | }
|
1760 | }
|
1761 |
|
1762 | this._setAttributes(node, element);
|
1763 |
|
1764 | if (node.children) {
|
1765 | if (node.children.length === 1 && "id" in node.children[0]) {
|
1766 | this._setAttributes(node.children[0], element);
|
1767 | } else {
|
1768 | for (const kid of node.children) {
|
1769 | element.append(this._walk(kid));
|
1770 | }
|
1771 | }
|
1772 | }
|
1773 |
|
1774 | return element;
|
1775 | }
|
1776 |
|
1777 | }
|
1778 |
|
1779 | exports.StructTreeLayerBuilder = StructTreeLayerBuilder;
|
1780 |
|
1781 | }),
|
1782 |
|
1783 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
1784 |
|
1785 |
|
1786 |
|
1787 | Object.defineProperty(exports, "__esModule", ({
|
1788 | value: true
|
1789 | }));
|
1790 | exports.TextLayerBuilder = void 0;
|
1791 |
|
1792 | var _pdfjsLib = __w_pdfjs_require__(3);
|
1793 |
|
1794 | const EXPAND_DIVS_TIMEOUT = 300;
|
1795 |
|
1796 | class TextLayerBuilder {
|
1797 | constructor({
|
1798 | textLayerDiv,
|
1799 | eventBus,
|
1800 | pageIndex,
|
1801 | viewport,
|
1802 | highlighter = null,
|
1803 | enhanceTextSelection = false
|
1804 | }) {
|
1805 | this.textLayerDiv = textLayerDiv;
|
1806 | this.eventBus = eventBus;
|
1807 | this.textContent = null;
|
1808 | this.textContentItemsStr = [];
|
1809 | this.textContentStream = null;
|
1810 | this.renderingDone = false;
|
1811 | this.pageNumber = pageIndex + 1;
|
1812 | this.viewport = viewport;
|
1813 | this.textDivs = [];
|
1814 | this.textLayerRenderTask = null;
|
1815 | this.highlighter = highlighter;
|
1816 | this.enhanceTextSelection = enhanceTextSelection;
|
1817 |
|
1818 | this._bindMouse();
|
1819 | }
|
1820 |
|
1821 | _finishRendering() {
|
1822 | this.renderingDone = true;
|
1823 |
|
1824 | if (!this.enhanceTextSelection) {
|
1825 | const endOfContent = document.createElement("div");
|
1826 | endOfContent.className = "endOfContent";
|
1827 | this.textLayerDiv.append(endOfContent);
|
1828 | }
|
1829 |
|
1830 | this.eventBus.dispatch("textlayerrendered", {
|
1831 | source: this,
|
1832 | pageNumber: this.pageNumber,
|
1833 | numTextDivs: this.textDivs.length
|
1834 | });
|
1835 | }
|
1836 |
|
1837 | render(timeout = 0) {
|
1838 | if (!(this.textContent || this.textContentStream) || this.renderingDone) {
|
1839 | return;
|
1840 | }
|
1841 |
|
1842 | this.cancel();
|
1843 | this.textDivs.length = 0;
|
1844 | this.highlighter?.setTextMapping(this.textDivs, this.textContentItemsStr);
|
1845 | const textLayerFrag = document.createDocumentFragment();
|
1846 | this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
|
1847 | textContent: this.textContent,
|
1848 | textContentStream: this.textContentStream,
|
1849 | container: textLayerFrag,
|
1850 | viewport: this.viewport,
|
1851 | textDivs: this.textDivs,
|
1852 | textContentItemsStr: this.textContentItemsStr,
|
1853 | timeout,
|
1854 | enhanceTextSelection: this.enhanceTextSelection
|
1855 | });
|
1856 | this.textLayerRenderTask.promise.then(() => {
|
1857 | this.textLayerDiv.append(textLayerFrag);
|
1858 |
|
1859 | this._finishRendering();
|
1860 |
|
1861 | this.highlighter?.enable();
|
1862 | }, function (reason) {});
|
1863 | }
|
1864 |
|
1865 | cancel() {
|
1866 | if (this.textLayerRenderTask) {
|
1867 | this.textLayerRenderTask.cancel();
|
1868 | this.textLayerRenderTask = null;
|
1869 | }
|
1870 |
|
1871 | this.highlighter?.disable();
|
1872 | }
|
1873 |
|
1874 | setTextContentStream(readableStream) {
|
1875 | this.cancel();
|
1876 | this.textContentStream = readableStream;
|
1877 | }
|
1878 |
|
1879 | setTextContent(textContent) {
|
1880 | this.cancel();
|
1881 | this.textContent = textContent;
|
1882 | }
|
1883 |
|
1884 | _bindMouse() {
|
1885 | const div = this.textLayerDiv;
|
1886 | let expandDivsTimer = null;
|
1887 | div.addEventListener("mousedown", evt => {
|
1888 | if (this.enhanceTextSelection && this.textLayerRenderTask) {
|
1889 | this.textLayerRenderTask.expandTextDivs(true);
|
1890 |
|
1891 | if (expandDivsTimer) {
|
1892 | clearTimeout(expandDivsTimer);
|
1893 | expandDivsTimer = null;
|
1894 | }
|
1895 |
|
1896 | return;
|
1897 | }
|
1898 |
|
1899 | const end = div.querySelector(".endOfContent");
|
1900 |
|
1901 | if (!end) {
|
1902 | return;
|
1903 | }
|
1904 |
|
1905 | let adjustTop = evt.target !== div;
|
1906 | adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue("-moz-user-select") !== "none";
|
1907 |
|
1908 | if (adjustTop) {
|
1909 | const divBounds = div.getBoundingClientRect();
|
1910 | const r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
|
1911 | end.style.top = (r * 100).toFixed(2) + "%";
|
1912 | }
|
1913 |
|
1914 | end.classList.add("active");
|
1915 | });
|
1916 | div.addEventListener("mouseup", () => {
|
1917 | if (this.enhanceTextSelection && this.textLayerRenderTask) {
|
1918 | expandDivsTimer = setTimeout(() => {
|
1919 | if (this.textLayerRenderTask) {
|
1920 | this.textLayerRenderTask.expandTextDivs(false);
|
1921 | }
|
1922 |
|
1923 | expandDivsTimer = null;
|
1924 | }, EXPAND_DIVS_TIMEOUT);
|
1925 | return;
|
1926 | }
|
1927 |
|
1928 | const end = div.querySelector(".endOfContent");
|
1929 |
|
1930 | if (!end) {
|
1931 | return;
|
1932 | }
|
1933 |
|
1934 | end.style.top = "";
|
1935 | end.classList.remove("active");
|
1936 | });
|
1937 | }
|
1938 |
|
1939 | }
|
1940 |
|
1941 | exports.TextLayerBuilder = TextLayerBuilder;
|
1942 |
|
1943 | }),
|
1944 |
|
1945 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
1946 |
|
1947 |
|
1948 |
|
1949 | Object.defineProperty(exports, "__esModule", ({
|
1950 | value: true
|
1951 | }));
|
1952 | exports.XfaLayerBuilder = void 0;
|
1953 |
|
1954 | var _pdfjsLib = __w_pdfjs_require__(3);
|
1955 |
|
1956 | class XfaLayerBuilder {
|
1957 | constructor({
|
1958 | pageDiv,
|
1959 | pdfPage,
|
1960 | annotationStorage = null,
|
1961 | linkService,
|
1962 | xfaHtml = null
|
1963 | }) {
|
1964 | this.pageDiv = pageDiv;
|
1965 | this.pdfPage = pdfPage;
|
1966 | this.annotationStorage = annotationStorage;
|
1967 | this.linkService = linkService;
|
1968 | this.xfaHtml = xfaHtml;
|
1969 | this.div = null;
|
1970 | this._cancelled = false;
|
1971 | }
|
1972 |
|
1973 | render(viewport, intent = "display") {
|
1974 | if (intent === "print") {
|
1975 | const parameters = {
|
1976 | viewport: viewport.clone({
|
1977 | dontFlip: true
|
1978 | }),
|
1979 | div: this.div,
|
1980 | xfaHtml: this.xfaHtml,
|
1981 | annotationStorage: this.annotationStorage,
|
1982 | linkService: this.linkService,
|
1983 | intent
|
1984 | };
|
1985 | const div = document.createElement("div");
|
1986 | this.pageDiv.append(div);
|
1987 | parameters.div = div;
|
1988 |
|
1989 | const result = _pdfjsLib.XfaLayer.render(parameters);
|
1990 |
|
1991 | return Promise.resolve(result);
|
1992 | }
|
1993 |
|
1994 | return this.pdfPage.getXfa().then(xfaHtml => {
|
1995 | if (this._cancelled || !xfaHtml) {
|
1996 | return {
|
1997 | textDivs: []
|
1998 | };
|
1999 | }
|
2000 |
|
2001 | const parameters = {
|
2002 | viewport: viewport.clone({
|
2003 | dontFlip: true
|
2004 | }),
|
2005 | div: this.div,
|
2006 | xfaHtml,
|
2007 | annotationStorage: this.annotationStorage,
|
2008 | linkService: this.linkService,
|
2009 | intent
|
2010 | };
|
2011 |
|
2012 | if (this.div) {
|
2013 | return _pdfjsLib.XfaLayer.update(parameters);
|
2014 | }
|
2015 |
|
2016 | this.div = document.createElement("div");
|
2017 | this.pageDiv.append(this.div);
|
2018 | parameters.div = this.div;
|
2019 | return _pdfjsLib.XfaLayer.render(parameters);
|
2020 | }).catch(error => {
|
2021 | console.error(error);
|
2022 | });
|
2023 | }
|
2024 |
|
2025 | cancel() {
|
2026 | this._cancelled = true;
|
2027 | }
|
2028 |
|
2029 | hide() {
|
2030 | if (!this.div) {
|
2031 | return;
|
2032 | }
|
2033 |
|
2034 | this.div.hidden = true;
|
2035 | }
|
2036 |
|
2037 | }
|
2038 |
|
2039 | exports.XfaLayerBuilder = XfaLayerBuilder;
|
2040 |
|
2041 | }),
|
2042 |
|
2043 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
2044 |
|
2045 |
|
2046 |
|
2047 | Object.defineProperty(exports, "__esModule", ({
|
2048 | value: true
|
2049 | }));
|
2050 | exports.PDFViewer = exports.PDFSinglePageViewer = void 0;
|
2051 |
|
2052 | var _ui_utils = __w_pdfjs_require__(7);
|
2053 |
|
2054 | var _base_viewer = __w_pdfjs_require__(12);
|
2055 |
|
2056 | class PDFViewer extends _base_viewer.BaseViewer {}
|
2057 |
|
2058 | exports.PDFViewer = PDFViewer;
|
2059 |
|
2060 | class PDFSinglePageViewer extends _base_viewer.BaseViewer {
|
2061 | _resetView() {
|
2062 | super._resetView();
|
2063 |
|
2064 | this._scrollMode = _ui_utils.ScrollMode.PAGE;
|
2065 | this._spreadMode = _ui_utils.SpreadMode.NONE;
|
2066 | }
|
2067 |
|
2068 | set scrollMode(mode) {}
|
2069 |
|
2070 | _updateScrollMode() {}
|
2071 |
|
2072 | set spreadMode(mode) {}
|
2073 |
|
2074 | _updateSpreadMode() {}
|
2075 |
|
2076 | }
|
2077 |
|
2078 | exports.PDFSinglePageViewer = PDFSinglePageViewer;
|
2079 |
|
2080 | }),
|
2081 |
|
2082 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
2083 |
|
2084 |
|
2085 |
|
2086 | Object.defineProperty(exports, "__esModule", ({
|
2087 | value: true
|
2088 | }));
|
2089 | exports.PagesCountLimit = exports.PDFPageViewBuffer = exports.BaseViewer = void 0;
|
2090 |
|
2091 | var _pdfjsLib = __w_pdfjs_require__(3);
|
2092 |
|
2093 | var _ui_utils = __w_pdfjs_require__(7);
|
2094 |
|
2095 | var _annotation_editor_layer_builder = __w_pdfjs_require__(2);
|
2096 |
|
2097 | var _annotation_layer_builder = __w_pdfjs_require__(5);
|
2098 |
|
2099 | var _app_options = __w_pdfjs_require__(13);
|
2100 |
|
2101 | var _l10n_utils = __w_pdfjs_require__(4);
|
2102 |
|
2103 | var _pdf_page_view = __w_pdfjs_require__(14);
|
2104 |
|
2105 | var _pdf_rendering_queue = __w_pdfjs_require__(15);
|
2106 |
|
2107 | var _pdf_link_service = __w_pdfjs_require__(6);
|
2108 |
|
2109 | var _struct_tree_layer_builder = __w_pdfjs_require__(8);
|
2110 |
|
2111 | var _text_highlighter = __w_pdfjs_require__(16);
|
2112 |
|
2113 | var _text_layer_builder = __w_pdfjs_require__(9);
|
2114 |
|
2115 | var _xfa_layer_builder = __w_pdfjs_require__(10);
|
2116 |
|
2117 | const DEFAULT_CACHE_SIZE = 10;
|
2118 | const ENABLE_PERMISSIONS_CLASS = "enablePermissions";
|
2119 | const PagesCountLimit = {
|
2120 | FORCE_SCROLL_MODE_PAGE: 15000,
|
2121 | FORCE_LAZY_PAGE_INIT: 7500,
|
2122 | PAUSE_EAGER_PAGE_INIT: 250
|
2123 | };
|
2124 | exports.PagesCountLimit = PagesCountLimit;
|
2125 | const ANNOTATION_EDITOR_MODE = _app_options.compatibilityParams.annotationEditorMode ?? _pdfjsLib.AnnotationEditorType.DISABLE;
|
2126 |
|
2127 | function isValidAnnotationEditorMode(mode) {
|
2128 | return Object.values(_pdfjsLib.AnnotationEditorType).includes(mode) && mode !== _pdfjsLib.AnnotationEditorType.DISABLE;
|
2129 | }
|
2130 |
|
2131 | class PDFPageViewBuffer {
|
2132 | #buf = new Set();
|
2133 | #size = 0;
|
2134 |
|
2135 | constructor(size) {
|
2136 | this.#size = size;
|
2137 | }
|
2138 |
|
2139 | push(view) {
|
2140 | const buf = this.#buf;
|
2141 |
|
2142 | if (buf.has(view)) {
|
2143 | buf.delete(view);
|
2144 | }
|
2145 |
|
2146 | buf.add(view);
|
2147 |
|
2148 | if (buf.size > this.#size) {
|
2149 | this.#destroyFirstView();
|
2150 | }
|
2151 | }
|
2152 |
|
2153 | resize(newSize, idsToKeep = null) {
|
2154 | this.#size = newSize;
|
2155 | const buf = this.#buf;
|
2156 |
|
2157 | if (idsToKeep) {
|
2158 | const ii = buf.size;
|
2159 | let i = 1;
|
2160 |
|
2161 | for (const view of buf) {
|
2162 | if (idsToKeep.has(view.id)) {
|
2163 | buf.delete(view);
|
2164 | buf.add(view);
|
2165 | }
|
2166 |
|
2167 | if (++i > ii) {
|
2168 | break;
|
2169 | }
|
2170 | }
|
2171 | }
|
2172 |
|
2173 | while (buf.size > this.#size) {
|
2174 | this.#destroyFirstView();
|
2175 | }
|
2176 | }
|
2177 |
|
2178 | has(view) {
|
2179 | return this.#buf.has(view);
|
2180 | }
|
2181 |
|
2182 | [Symbol.iterator]() {
|
2183 | return this.#buf.keys();
|
2184 | }
|
2185 |
|
2186 | #destroyFirstView() {
|
2187 | const firstView = this.#buf.keys().next().value;
|
2188 | firstView?.destroy();
|
2189 | this.#buf.delete(firstView);
|
2190 | }
|
2191 |
|
2192 | }
|
2193 |
|
2194 | exports.PDFPageViewBuffer = PDFPageViewBuffer;
|
2195 |
|
2196 | class BaseViewer {
|
2197 | #buffer = null;
|
2198 | #annotationEditorMode = _pdfjsLib.AnnotationEditorType.DISABLE;
|
2199 | #annotationEditorUIManager = null;
|
2200 | #annotationMode = _pdfjsLib.AnnotationMode.ENABLE_FORMS;
|
2201 | #enablePermissions = false;
|
2202 | #previousContainerHeight = 0;
|
2203 | #scrollModePageState = null;
|
2204 | #onVisibilityChange = null;
|
2205 |
|
2206 | constructor(options) {
|
2207 | if (this.constructor === BaseViewer) {
|
2208 | throw new Error("Cannot initialize BaseViewer.");
|
2209 | }
|
2210 |
|
2211 | const viewerVersion = '2.15.349';
|
2212 |
|
2213 | if (_pdfjsLib.version !== viewerVersion) {
|
2214 | throw new Error(`The API version "${_pdfjsLib.version}" does not match the Viewer version "${viewerVersion}".`);
|
2215 | }
|
2216 |
|
2217 | this.container = options.container;
|
2218 | this.viewer = options.viewer || options.container.firstElementChild;
|
2219 |
|
2220 | if (!(this.container?.tagName.toUpperCase() === "DIV" && this.viewer?.tagName.toUpperCase() === "DIV")) {
|
2221 | throw new Error("Invalid `container` and/or `viewer` option.");
|
2222 | }
|
2223 |
|
2224 | if (this.container.offsetParent && getComputedStyle(this.container).position !== "absolute") {
|
2225 | throw new Error("The `container` must be absolutely positioned.");
|
2226 | }
|
2227 |
|
2228 | this.eventBus = options.eventBus;
|
2229 | this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
|
2230 | this.downloadManager = options.downloadManager || null;
|
2231 | this.findController = options.findController || null;
|
2232 | this._scriptingManager = options.scriptingManager || null;
|
2233 | this.removePageBorders = options.removePageBorders || false;
|
2234 | this.textLayerMode = options.textLayerMode ?? _ui_utils.TextLayerMode.ENABLE;
|
2235 | this.#annotationMode = options.annotationMode ?? _pdfjsLib.AnnotationMode.ENABLE_FORMS;
|
2236 | this.#annotationEditorMode = options.annotationEditorMode ?? ANNOTATION_EDITOR_MODE;
|
2237 | this.imageResourcesPath = options.imageResourcesPath || "";
|
2238 | this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
|
2239 | this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
|
2240 | this.useOnlyCssZoom = options.useOnlyCssZoom || false;
|
2241 | this.maxCanvasPixels = options.maxCanvasPixels;
|
2242 | this.l10n = options.l10n || _l10n_utils.NullL10n;
|
2243 | this.#enablePermissions = options.enablePermissions || false;
|
2244 | this.pageColors = options.pageColors || null;
|
2245 |
|
2246 | if (this.pageColors && !(CSS.supports("color", this.pageColors.background) && CSS.supports("color", this.pageColors.foreground))) {
|
2247 | if (this.pageColors.background || this.pageColors.foreground) {
|
2248 | console.warn("BaseViewer: Ignoring `pageColors`-option, since the browser doesn't support the values used.");
|
2249 | }
|
2250 |
|
2251 | this.pageColors = null;
|
2252 | }
|
2253 |
|
2254 | this.defaultRenderingQueue = !options.renderingQueue;
|
2255 |
|
2256 | if (this.defaultRenderingQueue) {
|
2257 | this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
|
2258 | this.renderingQueue.setViewer(this);
|
2259 | } else {
|
2260 | this.renderingQueue = options.renderingQueue;
|
2261 | }
|
2262 |
|
2263 | this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
|
2264 | this.presentationModeState = _ui_utils.PresentationModeState.UNKNOWN;
|
2265 | this._onBeforeDraw = this._onAfterDraw = null;
|
2266 |
|
2267 | this._resetView();
|
2268 |
|
2269 | if (this.removePageBorders) {
|
2270 | this.viewer.classList.add("removePageBorders");
|
2271 | }
|
2272 |
|
2273 | this.updateContainerHeightCss();
|
2274 | }
|
2275 |
|
2276 | get pagesCount() {
|
2277 | return this._pages.length;
|
2278 | }
|
2279 |
|
2280 | getPageView(index) {
|
2281 | return this._pages[index];
|
2282 | }
|
2283 |
|
2284 | get pageViewsReady() {
|
2285 | if (!this._pagesCapability.settled) {
|
2286 | return false;
|
2287 | }
|
2288 |
|
2289 | return this._pages.every(function (pageView) {
|
2290 | return pageView?.pdfPage;
|
2291 | });
|
2292 | }
|
2293 |
|
2294 | get renderForms() {
|
2295 | return this.#annotationMode === _pdfjsLib.AnnotationMode.ENABLE_FORMS;
|
2296 | }
|
2297 |
|
2298 | get enableScripting() {
|
2299 | return !!this._scriptingManager;
|
2300 | }
|
2301 |
|
2302 | get currentPageNumber() {
|
2303 | return this._currentPageNumber;
|
2304 | }
|
2305 |
|
2306 | set currentPageNumber(val) {
|
2307 | if (!Number.isInteger(val)) {
|
2308 | throw new Error("Invalid page number.");
|
2309 | }
|
2310 |
|
2311 | if (!this.pdfDocument) {
|
2312 | return;
|
2313 | }
|
2314 |
|
2315 | if (!this._setCurrentPageNumber(val, true)) {
|
2316 | console.error(`currentPageNumber: "${val}" is not a valid page.`);
|
2317 | }
|
2318 | }
|
2319 |
|
2320 | _setCurrentPageNumber(val, resetCurrentPageView = false) {
|
2321 | if (this._currentPageNumber === val) {
|
2322 | if (resetCurrentPageView) {
|
2323 | this.#resetCurrentPageView();
|
2324 | }
|
2325 |
|
2326 | return true;
|
2327 | }
|
2328 |
|
2329 | if (!(0 < val && val <= this.pagesCount)) {
|
2330 | return false;
|
2331 | }
|
2332 |
|
2333 | const previous = this._currentPageNumber;
|
2334 | this._currentPageNumber = val;
|
2335 | this.eventBus.dispatch("pagechanging", {
|
2336 | source: this,
|
2337 | pageNumber: val,
|
2338 | pageLabel: this._pageLabels?.[val - 1] ?? null,
|
2339 | previous
|
2340 | });
|
2341 |
|
2342 | if (resetCurrentPageView) {
|
2343 | this.#resetCurrentPageView();
|
2344 | }
|
2345 |
|
2346 | return true;
|
2347 | }
|
2348 |
|
2349 | get currentPageLabel() {
|
2350 | return this._pageLabels?.[this._currentPageNumber - 1] ?? null;
|
2351 | }
|
2352 |
|
2353 | set currentPageLabel(val) {
|
2354 | if (!this.pdfDocument) {
|
2355 | return;
|
2356 | }
|
2357 |
|
2358 | let page = val | 0;
|
2359 |
|
2360 | if (this._pageLabels) {
|
2361 | const i = this._pageLabels.indexOf(val);
|
2362 |
|
2363 | if (i >= 0) {
|
2364 | page = i + 1;
|
2365 | }
|
2366 | }
|
2367 |
|
2368 | if (!this._setCurrentPageNumber(page, true)) {
|
2369 | console.error(`currentPageLabel: "${val}" is not a valid page.`);
|
2370 | }
|
2371 | }
|
2372 |
|
2373 | get currentScale() {
|
2374 | return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale : _ui_utils.DEFAULT_SCALE;
|
2375 | }
|
2376 |
|
2377 | set currentScale(val) {
|
2378 | if (isNaN(val)) {
|
2379 | throw new Error("Invalid numeric scale.");
|
2380 | }
|
2381 |
|
2382 | if (!this.pdfDocument) {
|
2383 | return;
|
2384 | }
|
2385 |
|
2386 | this._setScale(val, false);
|
2387 | }
|
2388 |
|
2389 | get currentScaleValue() {
|
2390 | return this._currentScaleValue;
|
2391 | }
|
2392 |
|
2393 | set currentScaleValue(val) {
|
2394 | if (!this.pdfDocument) {
|
2395 | return;
|
2396 | }
|
2397 |
|
2398 | this._setScale(val, false);
|
2399 | }
|
2400 |
|
2401 | get pagesRotation() {
|
2402 | return this._pagesRotation;
|
2403 | }
|
2404 |
|
2405 | set pagesRotation(rotation) {
|
2406 | if (!(0, _ui_utils.isValidRotation)(rotation)) {
|
2407 | throw new Error("Invalid pages rotation angle.");
|
2408 | }
|
2409 |
|
2410 | if (!this.pdfDocument) {
|
2411 | return;
|
2412 | }
|
2413 |
|
2414 | rotation %= 360;
|
2415 |
|
2416 | if (rotation < 0) {
|
2417 | rotation += 360;
|
2418 | }
|
2419 |
|
2420 | if (this._pagesRotation === rotation) {
|
2421 | return;
|
2422 | }
|
2423 |
|
2424 | this._pagesRotation = rotation;
|
2425 | const pageNumber = this._currentPageNumber;
|
2426 | const updateArgs = {
|
2427 | rotation
|
2428 | };
|
2429 |
|
2430 | for (const pageView of this._pages) {
|
2431 | pageView.update(updateArgs);
|
2432 | }
|
2433 |
|
2434 | if (this._currentScaleValue) {
|
2435 | this._setScale(this._currentScaleValue, true);
|
2436 | }
|
2437 |
|
2438 | this.eventBus.dispatch("rotationchanging", {
|
2439 | source: this,
|
2440 | pagesRotation: rotation,
|
2441 | pageNumber
|
2442 | });
|
2443 |
|
2444 | if (this.defaultRenderingQueue) {
|
2445 | this.update();
|
2446 | }
|
2447 | }
|
2448 |
|
2449 | get firstPagePromise() {
|
2450 | return this.pdfDocument ? this._firstPageCapability.promise : null;
|
2451 | }
|
2452 |
|
2453 | get onePageRendered() {
|
2454 | return this.pdfDocument ? this._onePageRenderedCapability.promise : null;
|
2455 | }
|
2456 |
|
2457 | get pagesPromise() {
|
2458 | return this.pdfDocument ? this._pagesCapability.promise : null;
|
2459 | }
|
2460 |
|
2461 | #initializePermissions(permissions) {
|
2462 | const params = {
|
2463 | annotationEditorMode: this.#annotationEditorMode,
|
2464 | annotationMode: this.#annotationMode,
|
2465 | textLayerMode: this.textLayerMode
|
2466 | };
|
2467 |
|
2468 | if (!permissions) {
|
2469 | return params;
|
2470 | }
|
2471 |
|
2472 | if (!permissions.includes(_pdfjsLib.PermissionFlag.COPY)) {
|
2473 | this.viewer.classList.add(ENABLE_PERMISSIONS_CLASS);
|
2474 | }
|
2475 |
|
2476 | if (!permissions.includes(_pdfjsLib.PermissionFlag.MODIFY_CONTENTS)) {
|
2477 | params.annotationEditorMode = _pdfjsLib.AnnotationEditorType.DISABLE;
|
2478 | }
|
2479 |
|
2480 | if (!permissions.includes(_pdfjsLib.PermissionFlag.MODIFY_ANNOTATIONS) && !permissions.includes(_pdfjsLib.PermissionFlag.FILL_INTERACTIVE_FORMS) && this.#annotationMode === _pdfjsLib.AnnotationMode.ENABLE_FORMS) {
|
2481 | params.annotationMode = _pdfjsLib.AnnotationMode.ENABLE;
|
2482 | }
|
2483 |
|
2484 | return params;
|
2485 | }
|
2486 |
|
2487 | #onePageRenderedOrForceFetch() {
|
2488 | if (document.visibilityState === "hidden" || !this.container.offsetParent || this._getVisiblePages().views.length === 0) {
|
2489 | return Promise.resolve();
|
2490 | }
|
2491 |
|
2492 | const visibilityChangePromise = new Promise(resolve => {
|
2493 | this.#onVisibilityChange = () => {
|
2494 | if (document.visibilityState !== "hidden") {
|
2495 | return;
|
2496 | }
|
2497 |
|
2498 | resolve();
|
2499 | document.removeEventListener("visibilitychange", this.#onVisibilityChange);
|
2500 | this.#onVisibilityChange = null;
|
2501 | };
|
2502 |
|
2503 | document.addEventListener("visibilitychange", this.#onVisibilityChange);
|
2504 | });
|
2505 | return Promise.race([this._onePageRenderedCapability.promise, visibilityChangePromise]);
|
2506 | }
|
2507 |
|
2508 | setDocument(pdfDocument) {
|
2509 | if (this.pdfDocument) {
|
2510 | this.eventBus.dispatch("pagesdestroy", {
|
2511 | source: this
|
2512 | });
|
2513 |
|
2514 | this._cancelRendering();
|
2515 |
|
2516 | this._resetView();
|
2517 |
|
2518 | if (this.findController) {
|
2519 | this.findController.setDocument(null);
|
2520 | }
|
2521 |
|
2522 | if (this._scriptingManager) {
|
2523 | this._scriptingManager.setDocument(null);
|
2524 | }
|
2525 |
|
2526 | if (this.#annotationEditorUIManager) {
|
2527 | this.#annotationEditorUIManager.destroy();
|
2528 | this.#annotationEditorUIManager = null;
|
2529 | }
|
2530 | }
|
2531 |
|
2532 | this.pdfDocument = pdfDocument;
|
2533 |
|
2534 | if (!pdfDocument) {
|
2535 | return;
|
2536 | }
|
2537 |
|
2538 | const isPureXfa = pdfDocument.isPureXfa;
|
2539 | const pagesCount = pdfDocument.numPages;
|
2540 | const firstPagePromise = pdfDocument.getPage(1);
|
2541 | const optionalContentConfigPromise = pdfDocument.getOptionalContentConfig();
|
2542 | const permissionsPromise = this.#enablePermissions ? pdfDocument.getPermissions() : Promise.resolve();
|
2543 |
|
2544 | if (pagesCount > PagesCountLimit.FORCE_SCROLL_MODE_PAGE) {
|
2545 | console.warn("Forcing PAGE-scrolling for performance reasons, given the length of the document.");
|
2546 | const mode = this._scrollMode = _ui_utils.ScrollMode.PAGE;
|
2547 | this.eventBus.dispatch("scrollmodechanged", {
|
2548 | source: this,
|
2549 | mode
|
2550 | });
|
2551 | }
|
2552 |
|
2553 | this._pagesCapability.promise.then(() => {
|
2554 | this.eventBus.dispatch("pagesloaded", {
|
2555 | source: this,
|
2556 | pagesCount
|
2557 | });
|
2558 | }, () => {});
|
2559 |
|
2560 | this._onBeforeDraw = evt => {
|
2561 | const pageView = this._pages[evt.pageNumber - 1];
|
2562 |
|
2563 | if (!pageView) {
|
2564 | return;
|
2565 | }
|
2566 |
|
2567 | this.#buffer.push(pageView);
|
2568 | };
|
2569 |
|
2570 | this.eventBus._on("pagerender", this._onBeforeDraw);
|
2571 |
|
2572 | this._onAfterDraw = evt => {
|
2573 | if (evt.cssTransform || this._onePageRenderedCapability.settled) {
|
2574 | return;
|
2575 | }
|
2576 |
|
2577 | this._onePageRenderedCapability.resolve({
|
2578 | timestamp: evt.timestamp
|
2579 | });
|
2580 |
|
2581 | this.eventBus._off("pagerendered", this._onAfterDraw);
|
2582 |
|
2583 | this._onAfterDraw = null;
|
2584 |
|
2585 | if (this.#onVisibilityChange) {
|
2586 | document.removeEventListener("visibilitychange", this.#onVisibilityChange);
|
2587 | this.#onVisibilityChange = null;
|
2588 | }
|
2589 | };
|
2590 |
|
2591 | this.eventBus._on("pagerendered", this._onAfterDraw);
|
2592 |
|
2593 | Promise.all([firstPagePromise, permissionsPromise]).then(([firstPdfPage, permissions]) => {
|
2594 | if (pdfDocument !== this.pdfDocument) {
|
2595 | return;
|
2596 | }
|
2597 |
|
2598 | this._firstPageCapability.resolve(firstPdfPage);
|
2599 |
|
2600 | this._optionalContentConfigPromise = optionalContentConfigPromise;
|
2601 | const {
|
2602 | annotationEditorMode,
|
2603 | annotationMode,
|
2604 | textLayerMode
|
2605 | } = this.#initializePermissions(permissions);
|
2606 |
|
2607 | if (annotationEditorMode !== _pdfjsLib.AnnotationEditorType.DISABLE) {
|
2608 | const mode = annotationEditorMode;
|
2609 |
|
2610 | if (isPureXfa) {
|
2611 | console.warn("Warning: XFA-editing is not implemented.");
|
2612 | } else if (isValidAnnotationEditorMode(mode)) {
|
2613 | this.eventBus.dispatch("annotationeditormodechanged", {
|
2614 | source: this,
|
2615 | mode
|
2616 | });
|
2617 | this.#annotationEditorUIManager = new _pdfjsLib.AnnotationEditorUIManager(this.container, this.eventBus);
|
2618 |
|
2619 | if (mode !== _pdfjsLib.AnnotationEditorType.NONE) {
|
2620 | this.#annotationEditorUIManager.updateMode(mode);
|
2621 | }
|
2622 | } else {
|
2623 | console.error(`Invalid AnnotationEditor mode: ${mode}`);
|
2624 | }
|
2625 | }
|
2626 |
|
2627 | const viewerElement = this._scrollMode === _ui_utils.ScrollMode.PAGE ? null : this.viewer;
|
2628 | const scale = this.currentScale;
|
2629 | const viewport = firstPdfPage.getViewport({
|
2630 | scale: scale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS
|
2631 | });
|
2632 | const textLayerFactory = textLayerMode !== _ui_utils.TextLayerMode.DISABLE && !isPureXfa ? this : null;
|
2633 | const annotationLayerFactory = annotationMode !== _pdfjsLib.AnnotationMode.DISABLE ? this : null;
|
2634 | const xfaLayerFactory = isPureXfa ? this : null;
|
2635 | const annotationEditorLayerFactory = this.#annotationEditorUIManager ? this : null;
|
2636 |
|
2637 | for (let pageNum = 1; pageNum <= pagesCount; ++pageNum) {
|
2638 | const pageView = new _pdf_page_view.PDFPageView({
|
2639 | container: viewerElement,
|
2640 | eventBus: this.eventBus,
|
2641 | id: pageNum,
|
2642 | scale,
|
2643 | defaultViewport: viewport.clone(),
|
2644 | optionalContentConfigPromise,
|
2645 | renderingQueue: this.renderingQueue,
|
2646 | textLayerFactory,
|
2647 | textLayerMode,
|
2648 | annotationLayerFactory,
|
2649 | annotationMode,
|
2650 | xfaLayerFactory,
|
2651 | annotationEditorLayerFactory,
|
2652 | textHighlighterFactory: this,
|
2653 | structTreeLayerFactory: this,
|
2654 | imageResourcesPath: this.imageResourcesPath,
|
2655 | renderer: this.renderer,
|
2656 | useOnlyCssZoom: this.useOnlyCssZoom,
|
2657 | maxCanvasPixels: this.maxCanvasPixels,
|
2658 | pageColors: this.pageColors,
|
2659 | l10n: this.l10n
|
2660 | });
|
2661 |
|
2662 | this._pages.push(pageView);
|
2663 | }
|
2664 |
|
2665 | const firstPageView = this._pages[0];
|
2666 |
|
2667 | if (firstPageView) {
|
2668 | firstPageView.setPdfPage(firstPdfPage);
|
2669 | this.linkService.cachePageRef(1, firstPdfPage.ref);
|
2670 | }
|
2671 |
|
2672 | if (this._scrollMode === _ui_utils.ScrollMode.PAGE) {
|
2673 | this.#ensurePageViewVisible();
|
2674 | } else if (this._spreadMode !== _ui_utils.SpreadMode.NONE) {
|
2675 | this._updateSpreadMode();
|
2676 | }
|
2677 |
|
2678 | this.#onePageRenderedOrForceFetch().then(async () => {
|
2679 | if (this.findController) {
|
2680 | this.findController.setDocument(pdfDocument);
|
2681 | }
|
2682 |
|
2683 | if (this._scriptingManager) {
|
2684 | this._scriptingManager.setDocument(pdfDocument);
|
2685 | }
|
2686 |
|
2687 | if (pdfDocument.loadingParams.disableAutoFetch || pagesCount > PagesCountLimit.FORCE_LAZY_PAGE_INIT) {
|
2688 | this._pagesCapability.resolve();
|
2689 |
|
2690 | return;
|
2691 | }
|
2692 |
|
2693 | let getPagesLeft = pagesCount - 1;
|
2694 |
|
2695 | if (getPagesLeft <= 0) {
|
2696 | this._pagesCapability.resolve();
|
2697 |
|
2698 | return;
|
2699 | }
|
2700 |
|
2701 | for (let pageNum = 2; pageNum <= pagesCount; ++pageNum) {
|
2702 | const promise = pdfDocument.getPage(pageNum).then(pdfPage => {
|
2703 | const pageView = this._pages[pageNum - 1];
|
2704 |
|
2705 | if (!pageView.pdfPage) {
|
2706 | pageView.setPdfPage(pdfPage);
|
2707 | }
|
2708 |
|
2709 | this.linkService.cachePageRef(pageNum, pdfPage.ref);
|
2710 |
|
2711 | if (--getPagesLeft === 0) {
|
2712 | this._pagesCapability.resolve();
|
2713 | }
|
2714 | }, reason => {
|
2715 | console.error(`Unable to get page ${pageNum} to initialize viewer`, reason);
|
2716 |
|
2717 | if (--getPagesLeft === 0) {
|
2718 | this._pagesCapability.resolve();
|
2719 | }
|
2720 | });
|
2721 |
|
2722 | if (pageNum % PagesCountLimit.PAUSE_EAGER_PAGE_INIT === 0) {
|
2723 | await promise;
|
2724 | }
|
2725 | }
|
2726 | });
|
2727 | this.eventBus.dispatch("pagesinit", {
|
2728 | source: this
|
2729 | });
|
2730 | pdfDocument.getMetadata().then(({
|
2731 | info
|
2732 | }) => {
|
2733 | if (pdfDocument !== this.pdfDocument) {
|
2734 | return;
|
2735 | }
|
2736 |
|
2737 | if (info.Language) {
|
2738 | this.viewer.lang = info.Language;
|
2739 | }
|
2740 | });
|
2741 |
|
2742 | if (this.defaultRenderingQueue) {
|
2743 | this.update();
|
2744 | }
|
2745 | }).catch(reason => {
|
2746 | console.error("Unable to initialize viewer", reason);
|
2747 |
|
2748 | this._pagesCapability.reject(reason);
|
2749 | });
|
2750 | }
|
2751 |
|
2752 | setPageLabels(labels) {
|
2753 | if (!this.pdfDocument) {
|
2754 | return;
|
2755 | }
|
2756 |
|
2757 | if (!labels) {
|
2758 | this._pageLabels = null;
|
2759 | } else if (!(Array.isArray(labels) && this.pdfDocument.numPages === labels.length)) {
|
2760 | this._pageLabels = null;
|
2761 | console.error(`setPageLabels: Invalid page labels.`);
|
2762 | } else {
|
2763 | this._pageLabels = labels;
|
2764 | }
|
2765 |
|
2766 | for (let i = 0, ii = this._pages.length; i < ii; i++) {
|
2767 | this._pages[i].setPageLabel(this._pageLabels?.[i] ?? null);
|
2768 | }
|
2769 | }
|
2770 |
|
2771 | _resetView() {
|
2772 | this._pages = [];
|
2773 | this._currentPageNumber = 1;
|
2774 | this._currentScale = _ui_utils.UNKNOWN_SCALE;
|
2775 | this._currentScaleValue = null;
|
2776 | this._pageLabels = null;
|
2777 | this.#buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
|
2778 | this._location = null;
|
2779 | this._pagesRotation = 0;
|
2780 | this._optionalContentConfigPromise = null;
|
2781 | this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
|
2782 | this._onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
|
2783 | this._pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
|
2784 | this._scrollMode = _ui_utils.ScrollMode.VERTICAL;
|
2785 | this._previousScrollMode = _ui_utils.ScrollMode.UNKNOWN;
|
2786 | this._spreadMode = _ui_utils.SpreadMode.NONE;
|
2787 | this.#scrollModePageState = {
|
2788 | previousPageNumber: 1,
|
2789 | scrollDown: true,
|
2790 | pages: []
|
2791 | };
|
2792 |
|
2793 | if (this._onBeforeDraw) {
|
2794 | this.eventBus._off("pagerender", this._onBeforeDraw);
|
2795 |
|
2796 | this._onBeforeDraw = null;
|
2797 | }
|
2798 |
|
2799 | if (this._onAfterDraw) {
|
2800 | this.eventBus._off("pagerendered", this._onAfterDraw);
|
2801 |
|
2802 | this._onAfterDraw = null;
|
2803 | }
|
2804 |
|
2805 | if (this.#onVisibilityChange) {
|
2806 | document.removeEventListener("visibilitychange", this.#onVisibilityChange);
|
2807 | this.#onVisibilityChange = null;
|
2808 | }
|
2809 |
|
2810 | this.viewer.textContent = "";
|
2811 |
|
2812 | this._updateScrollMode();
|
2813 |
|
2814 | this.viewer.removeAttribute("lang");
|
2815 | this.viewer.classList.remove(ENABLE_PERMISSIONS_CLASS);
|
2816 | }
|
2817 |
|
2818 | #ensurePageViewVisible() {
|
2819 | if (this._scrollMode !== _ui_utils.ScrollMode.PAGE) {
|
2820 | throw new Error("#ensurePageViewVisible: Invalid scrollMode value.");
|
2821 | }
|
2822 |
|
2823 | const pageNumber = this._currentPageNumber,
|
2824 | state = this.#scrollModePageState,
|
2825 | viewer = this.viewer;
|
2826 | viewer.textContent = "";
|
2827 | state.pages.length = 0;
|
2828 |
|
2829 | if (this._spreadMode === _ui_utils.SpreadMode.NONE && !this.isInPresentationMode) {
|
2830 | const pageView = this._pages[pageNumber - 1];
|
2831 | viewer.append(pageView.div);
|
2832 | state.pages.push(pageView);
|
2833 | } else {
|
2834 | const pageIndexSet = new Set(),
|
2835 | parity = this._spreadMode - 1;
|
2836 |
|
2837 | if (parity === -1) {
|
2838 | pageIndexSet.add(pageNumber - 1);
|
2839 | } else if (pageNumber % 2 !== parity) {
|
2840 | pageIndexSet.add(pageNumber - 1);
|
2841 | pageIndexSet.add(pageNumber);
|
2842 | } else {
|
2843 | pageIndexSet.add(pageNumber - 2);
|
2844 | pageIndexSet.add(pageNumber - 1);
|
2845 | }
|
2846 |
|
2847 | const spread = document.createElement("div");
|
2848 | spread.className = "spread";
|
2849 |
|
2850 | if (this.isInPresentationMode) {
|
2851 | const dummyPage = document.createElement("div");
|
2852 | dummyPage.className = "dummyPage";
|
2853 | spread.append(dummyPage);
|
2854 | }
|
2855 |
|
2856 | for (const i of pageIndexSet) {
|
2857 | const pageView = this._pages[i];
|
2858 |
|
2859 | if (!pageView) {
|
2860 | continue;
|
2861 | }
|
2862 |
|
2863 | spread.append(pageView.div);
|
2864 | state.pages.push(pageView);
|
2865 | }
|
2866 |
|
2867 | viewer.append(spread);
|
2868 | }
|
2869 |
|
2870 | state.scrollDown = pageNumber >= state.previousPageNumber;
|
2871 | state.previousPageNumber = pageNumber;
|
2872 | }
|
2873 |
|
2874 | _scrollUpdate() {
|
2875 | if (this.pagesCount === 0) {
|
2876 | return;
|
2877 | }
|
2878 |
|
2879 | this.update();
|
2880 | }
|
2881 |
|
2882 | #scrollIntoView(pageView, pageSpot = null) {
|
2883 | const {
|
2884 | div,
|
2885 | id
|
2886 | } = pageView;
|
2887 |
|
2888 | if (this._scrollMode === _ui_utils.ScrollMode.PAGE) {
|
2889 | this._setCurrentPageNumber(id);
|
2890 |
|
2891 | this.#ensurePageViewVisible();
|
2892 | this.update();
|
2893 | }
|
2894 |
|
2895 | if (!pageSpot && !this.isInPresentationMode) {
|
2896 | const left = div.offsetLeft + div.clientLeft,
|
2897 | right = left + div.clientWidth;
|
2898 | const {
|
2899 | scrollLeft,
|
2900 | clientWidth
|
2901 | } = this.container;
|
2902 |
|
2903 | if (this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL || left < scrollLeft || right > scrollLeft + clientWidth) {
|
2904 | pageSpot = {
|
2905 | left: 0,
|
2906 | top: 0
|
2907 | };
|
2908 | }
|
2909 | }
|
2910 |
|
2911 | (0, _ui_utils.scrollIntoView)(div, pageSpot);
|
2912 | }
|
2913 |
|
2914 | #isSameScale(newScale) {
|
2915 | return newScale === this._currentScale || Math.abs(newScale - this._currentScale) < 1e-15;
|
2916 | }
|
2917 |
|
2918 | _setScaleUpdatePages(newScale, newValue, noScroll = false, preset = false) {
|
2919 | this._currentScaleValue = newValue.toString();
|
2920 |
|
2921 | if (this.#isSameScale(newScale)) {
|
2922 | if (preset) {
|
2923 | this.eventBus.dispatch("scalechanging", {
|
2924 | source: this,
|
2925 | scale: newScale,
|
2926 | presetValue: newValue
|
2927 | });
|
2928 | }
|
2929 |
|
2930 | return;
|
2931 | }
|
2932 |
|
2933 | _ui_utils.docStyle.setProperty("--scale-factor", newScale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS);
|
2934 |
|
2935 | const updateArgs = {
|
2936 | scale: newScale
|
2937 | };
|
2938 |
|
2939 | for (const pageView of this._pages) {
|
2940 | pageView.update(updateArgs);
|
2941 | }
|
2942 |
|
2943 | this._currentScale = newScale;
|
2944 |
|
2945 | if (!noScroll) {
|
2946 | let page = this._currentPageNumber,
|
2947 | dest;
|
2948 |
|
2949 | if (this._location && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
|
2950 | page = this._location.pageNumber;
|
2951 | dest = [null, {
|
2952 | name: "XYZ"
|
2953 | }, this._location.left, this._location.top, null];
|
2954 | }
|
2955 |
|
2956 | this.scrollPageIntoView({
|
2957 | pageNumber: page,
|
2958 | destArray: dest,
|
2959 | allowNegativeOffset: true
|
2960 | });
|
2961 | }
|
2962 |
|
2963 | this.eventBus.dispatch("scalechanging", {
|
2964 | source: this,
|
2965 | scale: newScale,
|
2966 | presetValue: preset ? newValue : undefined
|
2967 | });
|
2968 |
|
2969 | if (this.defaultRenderingQueue) {
|
2970 | this.update();
|
2971 | }
|
2972 |
|
2973 | this.updateContainerHeightCss();
|
2974 | }
|
2975 |
|
2976 | get _pageWidthScaleFactor() {
|
2977 | if (this._spreadMode !== _ui_utils.SpreadMode.NONE && this._scrollMode !== _ui_utils.ScrollMode.HORIZONTAL) {
|
2978 | return 2;
|
2979 | }
|
2980 |
|
2981 | return 1;
|
2982 | }
|
2983 |
|
2984 | _setScale(value, noScroll = false) {
|
2985 | let scale = parseFloat(value);
|
2986 |
|
2987 | if (scale > 0) {
|
2988 | this._setScaleUpdatePages(scale, value, noScroll, false);
|
2989 | } else {
|
2990 | const currentPage = this._pages[this._currentPageNumber - 1];
|
2991 |
|
2992 | if (!currentPage) {
|
2993 | return;
|
2994 | }
|
2995 |
|
2996 | let hPadding = _ui_utils.SCROLLBAR_PADDING,
|
2997 | vPadding = _ui_utils.VERTICAL_PADDING;
|
2998 |
|
2999 | if (this.isInPresentationMode) {
|
3000 | hPadding = vPadding = 4;
|
3001 | } else if (this.removePageBorders) {
|
3002 | hPadding = vPadding = 0;
|
3003 | } else if (this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL) {
|
3004 | [hPadding, vPadding] = [vPadding, hPadding];
|
3005 | }
|
3006 |
|
3007 | const pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale / this._pageWidthScaleFactor;
|
3008 | const pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;
|
3009 |
|
3010 | switch (value) {
|
3011 | case "page-actual":
|
3012 | scale = 1;
|
3013 | break;
|
3014 |
|
3015 | case "page-width":
|
3016 | scale = pageWidthScale;
|
3017 | break;
|
3018 |
|
3019 | case "page-height":
|
3020 | scale = pageHeightScale;
|
3021 | break;
|
3022 |
|
3023 | case "page-fit":
|
3024 | scale = Math.min(pageWidthScale, pageHeightScale);
|
3025 | break;
|
3026 |
|
3027 | case "auto":
|
3028 | const horizontalScale = (0, _ui_utils.isPortraitOrientation)(currentPage) ? pageWidthScale : Math.min(pageHeightScale, pageWidthScale);
|
3029 | scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
|
3030 | break;
|
3031 |
|
3032 | default:
|
3033 | console.error(`_setScale: "${value}" is an unknown zoom value.`);
|
3034 | return;
|
3035 | }
|
3036 |
|
3037 | this._setScaleUpdatePages(scale, value, noScroll, true);
|
3038 | }
|
3039 | }
|
3040 |
|
3041 | #resetCurrentPageView() {
|
3042 | const pageView = this._pages[this._currentPageNumber - 1];
|
3043 |
|
3044 | if (this.isInPresentationMode) {
|
3045 | this._setScale(this._currentScaleValue, true);
|
3046 | }
|
3047 |
|
3048 | this.#scrollIntoView(pageView);
|
3049 | }
|
3050 |
|
3051 | pageLabelToPageNumber(label) {
|
3052 | if (!this._pageLabels) {
|
3053 | return null;
|
3054 | }
|
3055 |
|
3056 | const i = this._pageLabels.indexOf(label);
|
3057 |
|
3058 | if (i < 0) {
|
3059 | return null;
|
3060 | }
|
3061 |
|
3062 | return i + 1;
|
3063 | }
|
3064 |
|
3065 | scrollPageIntoView({
|
3066 | pageNumber,
|
3067 | destArray = null,
|
3068 | allowNegativeOffset = false,
|
3069 | ignoreDestinationZoom = false
|
3070 | }) {
|
3071 | if (!this.pdfDocument) {
|
3072 | return;
|
3073 | }
|
3074 |
|
3075 | const pageView = Number.isInteger(pageNumber) && this._pages[pageNumber - 1];
|
3076 |
|
3077 | if (!pageView) {
|
3078 | console.error(`scrollPageIntoView: "${pageNumber}" is not a valid pageNumber parameter.`);
|
3079 | return;
|
3080 | }
|
3081 |
|
3082 | if (this.isInPresentationMode || !destArray) {
|
3083 | this._setCurrentPageNumber(pageNumber, true);
|
3084 |
|
3085 | return;
|
3086 | }
|
3087 |
|
3088 | let x = 0,
|
3089 | y = 0;
|
3090 | let width = 0,
|
3091 | height = 0,
|
3092 | widthScale,
|
3093 | heightScale;
|
3094 | const changeOrientation = pageView.rotation % 180 !== 0;
|
3095 | const pageWidth = (changeOrientation ? pageView.height : pageView.width) / pageView.scale / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
|
3096 | const pageHeight = (changeOrientation ? pageView.width : pageView.height) / pageView.scale / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
|
3097 | let scale = 0;
|
3098 |
|
3099 | switch (destArray[1].name) {
|
3100 | case "XYZ":
|
3101 | x = destArray[2];
|
3102 | y = destArray[3];
|
3103 | scale = destArray[4];
|
3104 | x = x !== null ? x : 0;
|
3105 | y = y !== null ? y : pageHeight;
|
3106 | break;
|
3107 |
|
3108 | case "Fit":
|
3109 | case "FitB":
|
3110 | scale = "page-fit";
|
3111 | break;
|
3112 |
|
3113 | case "FitH":
|
3114 | case "FitBH":
|
3115 | y = destArray[2];
|
3116 | scale = "page-width";
|
3117 |
|
3118 | if (y === null && this._location) {
|
3119 | x = this._location.left;
|
3120 | y = this._location.top;
|
3121 | } else if (typeof y !== "number" || y < 0) {
|
3122 | y = pageHeight;
|
3123 | }
|
3124 |
|
3125 | break;
|
3126 |
|
3127 | case "FitV":
|
3128 | case "FitBV":
|
3129 | x = destArray[2];
|
3130 | width = pageWidth;
|
3131 | height = pageHeight;
|
3132 | scale = "page-height";
|
3133 | break;
|
3134 |
|
3135 | case "FitR":
|
3136 | x = destArray[2];
|
3137 | y = destArray[3];
|
3138 | width = destArray[4] - x;
|
3139 | height = destArray[5] - y;
|
3140 | const hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
|
3141 | const vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
|
3142 | widthScale = (this.container.clientWidth - hPadding) / width / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
|
3143 | heightScale = (this.container.clientHeight - vPadding) / height / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
|
3144 | scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
|
3145 | break;
|
3146 |
|
3147 | default:
|
3148 | console.error(`scrollPageIntoView: "${destArray[1].name}" is not a valid destination type.`);
|
3149 | return;
|
3150 | }
|
3151 |
|
3152 | if (!ignoreDestinationZoom) {
|
3153 | if (scale && scale !== this._currentScale) {
|
3154 | this.currentScaleValue = scale;
|
3155 | } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
|
3156 | this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
|
3157 | }
|
3158 | }
|
3159 |
|
3160 | if (scale === "page-fit" && !destArray[4]) {
|
3161 | this.#scrollIntoView(pageView);
|
3162 | return;
|
3163 | }
|
3164 |
|
3165 | const boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
|
3166 | let left = Math.min(boundingRect[0][0], boundingRect[1][0]);
|
3167 | let top = Math.min(boundingRect[0][1], boundingRect[1][1]);
|
3168 |
|
3169 | if (!allowNegativeOffset) {
|
3170 | left = Math.max(left, 0);
|
3171 | top = Math.max(top, 0);
|
3172 | }
|
3173 |
|
3174 | this.#scrollIntoView(pageView, {
|
3175 | left,
|
3176 | top
|
3177 | });
|
3178 | }
|
3179 |
|
3180 | _updateLocation(firstPage) {
|
3181 | const currentScale = this._currentScale;
|
3182 | const currentScaleValue = this._currentScaleValue;
|
3183 | const normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
|
3184 | const pageNumber = firstPage.id;
|
3185 | const currentPageView = this._pages[pageNumber - 1];
|
3186 | const container = this.container;
|
3187 | const topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
|
3188 | const intLeft = Math.round(topLeft[0]);
|
3189 | const intTop = Math.round(topLeft[1]);
|
3190 | let pdfOpenParams = `#page=${pageNumber}`;
|
3191 |
|
3192 | if (!this.isInPresentationMode) {
|
3193 | pdfOpenParams += `&zoom=${normalizedScaleValue},${intLeft},${intTop}`;
|
3194 | }
|
3195 |
|
3196 | this._location = {
|
3197 | pageNumber,
|
3198 | scale: normalizedScaleValue,
|
3199 | top: intTop,
|
3200 | left: intLeft,
|
3201 | rotation: this._pagesRotation,
|
3202 | pdfOpenParams
|
3203 | };
|
3204 | }
|
3205 |
|
3206 | update() {
|
3207 | const visible = this._getVisiblePages();
|
3208 |
|
3209 | const visiblePages = visible.views,
|
3210 | numVisiblePages = visiblePages.length;
|
3211 |
|
3212 | if (numVisiblePages === 0) {
|
3213 | return;
|
3214 | }
|
3215 |
|
3216 | const newCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * numVisiblePages + 1);
|
3217 | this.#buffer.resize(newCacheSize, visible.ids);
|
3218 | this.renderingQueue.renderHighestPriority(visible);
|
3219 | const isSimpleLayout = this._spreadMode === _ui_utils.SpreadMode.NONE && (this._scrollMode === _ui_utils.ScrollMode.PAGE || this._scrollMode === _ui_utils.ScrollMode.VERTICAL);
|
3220 | const currentId = this._currentPageNumber;
|
3221 | let stillFullyVisible = false;
|
3222 |
|
3223 | for (const page of visiblePages) {
|
3224 | if (page.percent < 100) {
|
3225 | break;
|
3226 | }
|
3227 |
|
3228 | if (page.id === currentId && isSimpleLayout) {
|
3229 | stillFullyVisible = true;
|
3230 | break;
|
3231 | }
|
3232 | }
|
3233 |
|
3234 | this._setCurrentPageNumber(stillFullyVisible ? currentId : visiblePages[0].id);
|
3235 |
|
3236 | this._updateLocation(visible.first);
|
3237 |
|
3238 | this.eventBus.dispatch("updateviewarea", {
|
3239 | source: this,
|
3240 | location: this._location
|
3241 | });
|
3242 | }
|
3243 |
|
3244 | containsElement(element) {
|
3245 | return this.container.contains(element);
|
3246 | }
|
3247 |
|
3248 | focus() {
|
3249 | this.container.focus();
|
3250 | }
|
3251 |
|
3252 | get _isContainerRtl() {
|
3253 | return getComputedStyle(this.container).direction === "rtl";
|
3254 | }
|
3255 |
|
3256 | get isInPresentationMode() {
|
3257 | return this.presentationModeState === _ui_utils.PresentationModeState.FULLSCREEN;
|
3258 | }
|
3259 |
|
3260 | get isChangingPresentationMode() {
|
3261 | return this.presentationModeState === _ui_utils.PresentationModeState.CHANGING;
|
3262 | }
|
3263 |
|
3264 | get isHorizontalScrollbarEnabled() {
|
3265 | return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth;
|
3266 | }
|
3267 |
|
3268 | get isVerticalScrollbarEnabled() {
|
3269 | return this.isInPresentationMode ? false : this.container.scrollHeight > this.container.clientHeight;
|
3270 | }
|
3271 |
|
3272 | _getVisiblePages() {
|
3273 | const views = this._scrollMode === _ui_utils.ScrollMode.PAGE ? this.#scrollModePageState.pages : this._pages,
|
3274 | horizontal = this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL,
|
3275 | rtl = horizontal && this._isContainerRtl;
|
3276 | return (0, _ui_utils.getVisibleElements)({
|
3277 | scrollEl: this.container,
|
3278 | views,
|
3279 | sortByVisibility: true,
|
3280 | horizontal,
|
3281 | rtl
|
3282 | });
|
3283 | }
|
3284 |
|
3285 | isPageVisible(pageNumber) {
|
3286 | if (!this.pdfDocument) {
|
3287 | return false;
|
3288 | }
|
3289 |
|
3290 | if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
|
3291 | console.error(`isPageVisible: "${pageNumber}" is not a valid page.`);
|
3292 | return false;
|
3293 | }
|
3294 |
|
3295 | return this._getVisiblePages().ids.has(pageNumber);
|
3296 | }
|
3297 |
|
3298 | isPageCached(pageNumber) {
|
3299 | if (!this.pdfDocument) {
|
3300 | return false;
|
3301 | }
|
3302 |
|
3303 | if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
|
3304 | console.error(`isPageCached: "${pageNumber}" is not a valid page.`);
|
3305 | return false;
|
3306 | }
|
3307 |
|
3308 | const pageView = this._pages[pageNumber - 1];
|
3309 | return this.#buffer.has(pageView);
|
3310 | }
|
3311 |
|
3312 | cleanup() {
|
3313 | for (const pageView of this._pages) {
|
3314 | if (pageView.renderingState !== _ui_utils.RenderingStates.FINISHED) {
|
3315 | pageView.reset();
|
3316 | }
|
3317 | }
|
3318 | }
|
3319 |
|
3320 | _cancelRendering() {
|
3321 | for (const pageView of this._pages) {
|
3322 | pageView.cancelRendering();
|
3323 | }
|
3324 | }
|
3325 |
|
3326 | async #ensurePdfPageLoaded(pageView) {
|
3327 | if (pageView.pdfPage) {
|
3328 | return pageView.pdfPage;
|
3329 | }
|
3330 |
|
3331 | try {
|
3332 | const pdfPage = await this.pdfDocument.getPage(pageView.id);
|
3333 |
|
3334 | if (!pageView.pdfPage) {
|
3335 | pageView.setPdfPage(pdfPage);
|
3336 | }
|
3337 |
|
3338 | if (!this.linkService._cachedPageNumber?.(pdfPage.ref)) {
|
3339 | this.linkService.cachePageRef(pageView.id, pdfPage.ref);
|
3340 | }
|
3341 |
|
3342 | return pdfPage;
|
3343 | } catch (reason) {
|
3344 | console.error("Unable to get page for page view", reason);
|
3345 | return null;
|
3346 | }
|
3347 | }
|
3348 |
|
3349 | #getScrollAhead(visible) {
|
3350 | if (visible.first?.id === 1) {
|
3351 | return true;
|
3352 | } else if (visible.last?.id === this.pagesCount) {
|
3353 | return false;
|
3354 | }
|
3355 |
|
3356 | switch (this._scrollMode) {
|
3357 | case _ui_utils.ScrollMode.PAGE:
|
3358 | return this.#scrollModePageState.scrollDown;
|
3359 |
|
3360 | case _ui_utils.ScrollMode.HORIZONTAL:
|
3361 | return this.scroll.right;
|
3362 | }
|
3363 |
|
3364 | return this.scroll.down;
|
3365 | }
|
3366 |
|
3367 | #toggleLoadingIconSpinner(visibleIds) {
|
3368 | for (const id of visibleIds) {
|
3369 | const pageView = this._pages[id - 1];
|
3370 | pageView?.toggleLoadingIconSpinner(true);
|
3371 | }
|
3372 |
|
3373 | for (const pageView of this.#buffer) {
|
3374 | if (visibleIds.has(pageView.id)) {
|
3375 | continue;
|
3376 | }
|
3377 |
|
3378 | pageView.toggleLoadingIconSpinner(false);
|
3379 | }
|
3380 | }
|
3381 |
|
3382 | forceRendering(currentlyVisiblePages) {
|
3383 | const visiblePages = currentlyVisiblePages || this._getVisiblePages();
|
3384 |
|
3385 | const scrollAhead = this.#getScrollAhead(visiblePages);
|
3386 | const preRenderExtra = this._spreadMode !== _ui_utils.SpreadMode.NONE && this._scrollMode !== _ui_utils.ScrollMode.HORIZONTAL;
|
3387 | const pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, scrollAhead, preRenderExtra);
|
3388 | this.#toggleLoadingIconSpinner(visiblePages.ids);
|
3389 |
|
3390 | if (pageView) {
|
3391 | this.#ensurePdfPageLoaded(pageView).then(() => {
|
3392 | this.renderingQueue.renderView(pageView);
|
3393 | });
|
3394 | return true;
|
3395 | }
|
3396 |
|
3397 | return false;
|
3398 | }
|
3399 |
|
3400 | createTextLayerBuilder({
|
3401 | textLayerDiv,
|
3402 | pageIndex,
|
3403 | viewport,
|
3404 | enhanceTextSelection = false,
|
3405 | eventBus,
|
3406 | highlighter
|
3407 | }) {
|
3408 | return new _text_layer_builder.TextLayerBuilder({
|
3409 | textLayerDiv,
|
3410 | eventBus,
|
3411 | pageIndex,
|
3412 | viewport,
|
3413 | enhanceTextSelection: this.isInPresentationMode ? false : enhanceTextSelection,
|
3414 | highlighter
|
3415 | });
|
3416 | }
|
3417 |
|
3418 | createTextHighlighter({
|
3419 | pageIndex,
|
3420 | eventBus
|
3421 | }) {
|
3422 | return new _text_highlighter.TextHighlighter({
|
3423 | eventBus,
|
3424 | pageIndex,
|
3425 | findController: this.isInPresentationMode ? null : this.findController
|
3426 | });
|
3427 | }
|
3428 |
|
3429 | createAnnotationLayerBuilder({
|
3430 | pageDiv,
|
3431 | pdfPage,
|
3432 | annotationStorage = this.pdfDocument?.annotationStorage,
|
3433 | imageResourcesPath = "",
|
3434 | renderForms = true,
|
3435 | l10n = _l10n_utils.NullL10n,
|
3436 | enableScripting = this.enableScripting,
|
3437 | hasJSActionsPromise = this.pdfDocument?.hasJSActions(),
|
3438 | mouseState = this._scriptingManager?.mouseState,
|
3439 | fieldObjectsPromise = this.pdfDocument?.getFieldObjects(),
|
3440 | annotationCanvasMap = null
|
3441 | }) {
|
3442 | return new _annotation_layer_builder.AnnotationLayerBuilder({
|
3443 | pageDiv,
|
3444 | pdfPage,
|
3445 | annotationStorage,
|
3446 | imageResourcesPath,
|
3447 | renderForms,
|
3448 | linkService: this.linkService,
|
3449 | downloadManager: this.downloadManager,
|
3450 | l10n,
|
3451 | enableScripting,
|
3452 | hasJSActionsPromise,
|
3453 | mouseState,
|
3454 | fieldObjectsPromise,
|
3455 | annotationCanvasMap
|
3456 | });
|
3457 | }
|
3458 |
|
3459 | createAnnotationEditorLayerBuilder({
|
3460 | uiManager = this.#annotationEditorUIManager,
|
3461 | pageDiv,
|
3462 | pdfPage,
|
3463 | l10n,
|
3464 | annotationStorage = this.pdfDocument?.annotationStorage
|
3465 | }) {
|
3466 | return new _annotation_editor_layer_builder.AnnotationEditorLayerBuilder({
|
3467 | uiManager,
|
3468 | pageDiv,
|
3469 | pdfPage,
|
3470 | annotationStorage,
|
3471 | l10n
|
3472 | });
|
3473 | }
|
3474 |
|
3475 | createXfaLayerBuilder({
|
3476 | pageDiv,
|
3477 | pdfPage,
|
3478 | annotationStorage = this.pdfDocument?.annotationStorage
|
3479 | }) {
|
3480 | return new _xfa_layer_builder.XfaLayerBuilder({
|
3481 | pageDiv,
|
3482 | pdfPage,
|
3483 | annotationStorage,
|
3484 | linkService: this.linkService
|
3485 | });
|
3486 | }
|
3487 |
|
3488 | createStructTreeLayerBuilder({
|
3489 | pdfPage
|
3490 | }) {
|
3491 | return new _struct_tree_layer_builder.StructTreeLayerBuilder({
|
3492 | pdfPage
|
3493 | });
|
3494 | }
|
3495 |
|
3496 | get hasEqualPageSizes() {
|
3497 | const firstPageView = this._pages[0];
|
3498 |
|
3499 | for (let i = 1, ii = this._pages.length; i < ii; ++i) {
|
3500 | const pageView = this._pages[i];
|
3501 |
|
3502 | if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
|
3503 | return false;
|
3504 | }
|
3505 | }
|
3506 |
|
3507 | return true;
|
3508 | }
|
3509 |
|
3510 | getPagesOverview() {
|
3511 | return this._pages.map(pageView => {
|
3512 | const viewport = pageView.pdfPage.getViewport({
|
3513 | scale: 1
|
3514 | });
|
3515 |
|
3516 | if (!this.enablePrintAutoRotate || (0, _ui_utils.isPortraitOrientation)(viewport)) {
|
3517 | return {
|
3518 | width: viewport.width,
|
3519 | height: viewport.height,
|
3520 | rotation: viewport.rotation
|
3521 | };
|
3522 | }
|
3523 |
|
3524 | return {
|
3525 | width: viewport.height,
|
3526 | height: viewport.width,
|
3527 | rotation: (viewport.rotation - 90) % 360
|
3528 | };
|
3529 | });
|
3530 | }
|
3531 |
|
3532 | get optionalContentConfigPromise() {
|
3533 | if (!this.pdfDocument) {
|
3534 | return Promise.resolve(null);
|
3535 | }
|
3536 |
|
3537 | if (!this._optionalContentConfigPromise) {
|
3538 | console.error("optionalContentConfigPromise: Not initialized yet.");
|
3539 | return this.pdfDocument.getOptionalContentConfig();
|
3540 | }
|
3541 |
|
3542 | return this._optionalContentConfigPromise;
|
3543 | }
|
3544 |
|
3545 | set optionalContentConfigPromise(promise) {
|
3546 | if (!(promise instanceof Promise)) {
|
3547 | throw new Error(`Invalid optionalContentConfigPromise: ${promise}`);
|
3548 | }
|
3549 |
|
3550 | if (!this.pdfDocument) {
|
3551 | return;
|
3552 | }
|
3553 |
|
3554 | if (!this._optionalContentConfigPromise) {
|
3555 | return;
|
3556 | }
|
3557 |
|
3558 | this._optionalContentConfigPromise = promise;
|
3559 | const updateArgs = {
|
3560 | optionalContentConfigPromise: promise
|
3561 | };
|
3562 |
|
3563 | for (const pageView of this._pages) {
|
3564 | pageView.update(updateArgs);
|
3565 | }
|
3566 |
|
3567 | this.update();
|
3568 | this.eventBus.dispatch("optionalcontentconfigchanged", {
|
3569 | source: this,
|
3570 | promise
|
3571 | });
|
3572 | }
|
3573 |
|
3574 | get scrollMode() {
|
3575 | return this._scrollMode;
|
3576 | }
|
3577 |
|
3578 | set scrollMode(mode) {
|
3579 | if (this._scrollMode === mode) {
|
3580 | return;
|
3581 | }
|
3582 |
|
3583 | if (!(0, _ui_utils.isValidScrollMode)(mode)) {
|
3584 | throw new Error(`Invalid scroll mode: ${mode}`);
|
3585 | }
|
3586 |
|
3587 | if (this.pagesCount > PagesCountLimit.FORCE_SCROLL_MODE_PAGE) {
|
3588 | return;
|
3589 | }
|
3590 |
|
3591 | this._previousScrollMode = this._scrollMode;
|
3592 | this._scrollMode = mode;
|
3593 | this.eventBus.dispatch("scrollmodechanged", {
|
3594 | source: this,
|
3595 | mode
|
3596 | });
|
3597 |
|
3598 | this._updateScrollMode(this._currentPageNumber);
|
3599 | }
|
3600 |
|
3601 | _updateScrollMode(pageNumber = null) {
|
3602 | const scrollMode = this._scrollMode,
|
3603 | viewer = this.viewer;
|
3604 | viewer.classList.toggle("scrollHorizontal", scrollMode === _ui_utils.ScrollMode.HORIZONTAL);
|
3605 | viewer.classList.toggle("scrollWrapped", scrollMode === _ui_utils.ScrollMode.WRAPPED);
|
3606 |
|
3607 | if (!this.pdfDocument || !pageNumber) {
|
3608 | return;
|
3609 | }
|
3610 |
|
3611 | if (scrollMode === _ui_utils.ScrollMode.PAGE) {
|
3612 | this.#ensurePageViewVisible();
|
3613 | } else if (this._previousScrollMode === _ui_utils.ScrollMode.PAGE) {
|
3614 | this._updateSpreadMode();
|
3615 | }
|
3616 |
|
3617 | if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
|
3618 | this._setScale(this._currentScaleValue, true);
|
3619 | }
|
3620 |
|
3621 | this._setCurrentPageNumber(pageNumber, true);
|
3622 |
|
3623 | this.update();
|
3624 | }
|
3625 |
|
3626 | get spreadMode() {
|
3627 | return this._spreadMode;
|
3628 | }
|
3629 |
|
3630 | set spreadMode(mode) {
|
3631 | if (this._spreadMode === mode) {
|
3632 | return;
|
3633 | }
|
3634 |
|
3635 | if (!(0, _ui_utils.isValidSpreadMode)(mode)) {
|
3636 | throw new Error(`Invalid spread mode: ${mode}`);
|
3637 | }
|
3638 |
|
3639 | this._spreadMode = mode;
|
3640 | this.eventBus.dispatch("spreadmodechanged", {
|
3641 | source: this,
|
3642 | mode
|
3643 | });
|
3644 |
|
3645 | this._updateSpreadMode(this._currentPageNumber);
|
3646 | }
|
3647 |
|
3648 | _updateSpreadMode(pageNumber = null) {
|
3649 | if (!this.pdfDocument) {
|
3650 | return;
|
3651 | }
|
3652 |
|
3653 | const viewer = this.viewer,
|
3654 | pages = this._pages;
|
3655 |
|
3656 | if (this._scrollMode === _ui_utils.ScrollMode.PAGE) {
|
3657 | this.#ensurePageViewVisible();
|
3658 | } else {
|
3659 | viewer.textContent = "";
|
3660 |
|
3661 | if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
|
3662 | for (const pageView of this._pages) {
|
3663 | viewer.append(pageView.div);
|
3664 | }
|
3665 | } else {
|
3666 | const parity = this._spreadMode - 1;
|
3667 | let spread = null;
|
3668 |
|
3669 | for (let i = 0, ii = pages.length; i < ii; ++i) {
|
3670 | if (spread === null) {
|
3671 | spread = document.createElement("div");
|
3672 | spread.className = "spread";
|
3673 | viewer.append(spread);
|
3674 | } else if (i % 2 === parity) {
|
3675 | spread = spread.cloneNode(false);
|
3676 | viewer.append(spread);
|
3677 | }
|
3678 |
|
3679 | spread.append(pages[i].div);
|
3680 | }
|
3681 | }
|
3682 | }
|
3683 |
|
3684 | if (!pageNumber) {
|
3685 | return;
|
3686 | }
|
3687 |
|
3688 | if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
|
3689 | this._setScale(this._currentScaleValue, true);
|
3690 | }
|
3691 |
|
3692 | this._setCurrentPageNumber(pageNumber, true);
|
3693 |
|
3694 | this.update();
|
3695 | }
|
3696 |
|
3697 | _getPageAdvance(currentPageNumber, previous = false) {
|
3698 | switch (this._scrollMode) {
|
3699 | case _ui_utils.ScrollMode.WRAPPED:
|
3700 | {
|
3701 | const {
|
3702 | views
|
3703 | } = this._getVisiblePages(),
|
3704 | pageLayout = new Map();
|
3705 |
|
3706 | for (const {
|
3707 | id,
|
3708 | y,
|
3709 | percent,
|
3710 | widthPercent
|
3711 | } of views) {
|
3712 | if (percent === 0 || widthPercent < 100) {
|
3713 | continue;
|
3714 | }
|
3715 |
|
3716 | let yArray = pageLayout.get(y);
|
3717 |
|
3718 | if (!yArray) {
|
3719 | pageLayout.set(y, yArray ||= []);
|
3720 | }
|
3721 |
|
3722 | yArray.push(id);
|
3723 | }
|
3724 |
|
3725 | for (const yArray of pageLayout.values()) {
|
3726 | const currentIndex = yArray.indexOf(currentPageNumber);
|
3727 |
|
3728 | if (currentIndex === -1) {
|
3729 | continue;
|
3730 | }
|
3731 |
|
3732 | const numPages = yArray.length;
|
3733 |
|
3734 | if (numPages === 1) {
|
3735 | break;
|
3736 | }
|
3737 |
|
3738 | if (previous) {
|
3739 | for (let i = currentIndex - 1, ii = 0; i >= ii; i--) {
|
3740 | const currentId = yArray[i],
|
3741 | expectedId = yArray[i + 1] - 1;
|
3742 |
|
3743 | if (currentId < expectedId) {
|
3744 | return currentPageNumber - expectedId;
|
3745 | }
|
3746 | }
|
3747 | } else {
|
3748 | for (let i = currentIndex + 1, ii = numPages; i < ii; i++) {
|
3749 | const currentId = yArray[i],
|
3750 | expectedId = yArray[i - 1] + 1;
|
3751 |
|
3752 | if (currentId > expectedId) {
|
3753 | return expectedId - currentPageNumber;
|
3754 | }
|
3755 | }
|
3756 | }
|
3757 |
|
3758 | if (previous) {
|
3759 | const firstId = yArray[0];
|
3760 |
|
3761 | if (firstId < currentPageNumber) {
|
3762 | return currentPageNumber - firstId + 1;
|
3763 | }
|
3764 | } else {
|
3765 | const lastId = yArray[numPages - 1];
|
3766 |
|
3767 | if (lastId > currentPageNumber) {
|
3768 | return lastId - currentPageNumber + 1;
|
3769 | }
|
3770 | }
|
3771 |
|
3772 | break;
|
3773 | }
|
3774 |
|
3775 | break;
|
3776 | }
|
3777 |
|
3778 | case _ui_utils.ScrollMode.HORIZONTAL:
|
3779 | {
|
3780 | break;
|
3781 | }
|
3782 |
|
3783 | case _ui_utils.ScrollMode.PAGE:
|
3784 | case _ui_utils.ScrollMode.VERTICAL:
|
3785 | {
|
3786 | if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
|
3787 | break;
|
3788 | }
|
3789 |
|
3790 | const parity = this._spreadMode - 1;
|
3791 |
|
3792 | if (previous && currentPageNumber % 2 !== parity) {
|
3793 | break;
|
3794 | } else if (!previous && currentPageNumber % 2 === parity) {
|
3795 | break;
|
3796 | }
|
3797 |
|
3798 | const {
|
3799 | views
|
3800 | } = this._getVisiblePages(),
|
3801 | expectedId = previous ? currentPageNumber - 1 : currentPageNumber + 1;
|
3802 |
|
3803 | for (const {
|
3804 | id,
|
3805 | percent,
|
3806 | widthPercent
|
3807 | } of views) {
|
3808 | if (id !== expectedId) {
|
3809 | continue;
|
3810 | }
|
3811 |
|
3812 | if (percent > 0 && widthPercent === 100) {
|
3813 | return 2;
|
3814 | }
|
3815 |
|
3816 | break;
|
3817 | }
|
3818 |
|
3819 | break;
|
3820 | }
|
3821 | }
|
3822 |
|
3823 | return 1;
|
3824 | }
|
3825 |
|
3826 | nextPage() {
|
3827 | const currentPageNumber = this._currentPageNumber,
|
3828 | pagesCount = this.pagesCount;
|
3829 |
|
3830 | if (currentPageNumber >= pagesCount) {
|
3831 | return false;
|
3832 | }
|
3833 |
|
3834 | const advance = this._getPageAdvance(currentPageNumber, false) || 1;
|
3835 | this.currentPageNumber = Math.min(currentPageNumber + advance, pagesCount);
|
3836 | return true;
|
3837 | }
|
3838 |
|
3839 | previousPage() {
|
3840 | const currentPageNumber = this._currentPageNumber;
|
3841 |
|
3842 | if (currentPageNumber <= 1) {
|
3843 | return false;
|
3844 | }
|
3845 |
|
3846 | const advance = this._getPageAdvance(currentPageNumber, true) || 1;
|
3847 | this.currentPageNumber = Math.max(currentPageNumber - advance, 1);
|
3848 | return true;
|
3849 | }
|
3850 |
|
3851 | increaseScale(steps = 1) {
|
3852 | let newScale = this._currentScale;
|
3853 |
|
3854 | do {
|
3855 | newScale = (newScale * _ui_utils.DEFAULT_SCALE_DELTA).toFixed(2);
|
3856 | newScale = Math.ceil(newScale * 10) / 10;
|
3857 | newScale = Math.min(_ui_utils.MAX_SCALE, newScale);
|
3858 | } while (--steps > 0 && newScale < _ui_utils.MAX_SCALE);
|
3859 |
|
3860 | this.currentScaleValue = newScale;
|
3861 | }
|
3862 |
|
3863 | decreaseScale(steps = 1) {
|
3864 | let newScale = this._currentScale;
|
3865 |
|
3866 | do {
|
3867 | newScale = (newScale / _ui_utils.DEFAULT_SCALE_DELTA).toFixed(2);
|
3868 | newScale = Math.floor(newScale * 10) / 10;
|
3869 | newScale = Math.max(_ui_utils.MIN_SCALE, newScale);
|
3870 | } while (--steps > 0 && newScale > _ui_utils.MIN_SCALE);
|
3871 |
|
3872 | this.currentScaleValue = newScale;
|
3873 | }
|
3874 |
|
3875 | updateContainerHeightCss() {
|
3876 | const height = this.container.clientHeight;
|
3877 |
|
3878 | if (height !== this.#previousContainerHeight) {
|
3879 | this.#previousContainerHeight = height;
|
3880 |
|
3881 | _ui_utils.docStyle.setProperty("--viewer-container-height", `${height}px`);
|
3882 | }
|
3883 | }
|
3884 |
|
3885 | get annotationEditorMode() {
|
3886 | return this.#annotationEditorUIManager ? this.#annotationEditorMode : _pdfjsLib.AnnotationEditorType.DISABLE;
|
3887 | }
|
3888 |
|
3889 | set annotationEditorMode(mode) {
|
3890 | if (!this.#annotationEditorUIManager) {
|
3891 | throw new Error(`The AnnotationEditor is not enabled.`);
|
3892 | }
|
3893 |
|
3894 | if (this.#annotationEditorMode === mode) {
|
3895 | return;
|
3896 | }
|
3897 |
|
3898 | if (!isValidAnnotationEditorMode(mode)) {
|
3899 | throw new Error(`Invalid AnnotationEditor mode: ${mode}`);
|
3900 | }
|
3901 |
|
3902 | if (!this.pdfDocument) {
|
3903 | return;
|
3904 | }
|
3905 |
|
3906 | this.#annotationEditorMode = mode;
|
3907 | this.eventBus.dispatch("annotationeditormodechanged", {
|
3908 | source: this,
|
3909 | mode
|
3910 | });
|
3911 | this.#annotationEditorUIManager.updateMode(mode);
|
3912 | }
|
3913 |
|
3914 | set annotationEditorParams({
|
3915 | type,
|
3916 | value
|
3917 | }) {
|
3918 | if (!this.#annotationEditorUIManager) {
|
3919 | throw new Error(`The AnnotationEditor is not enabled.`);
|
3920 | }
|
3921 |
|
3922 | this.#annotationEditorUIManager.updateParams(type, value);
|
3923 | }
|
3924 |
|
3925 | }
|
3926 |
|
3927 | exports.BaseViewer = BaseViewer;
|
3928 |
|
3929 | }),
|
3930 |
|
3931 | ((__unused_webpack_module, exports) => {
|
3932 |
|
3933 |
|
3934 |
|
3935 | Object.defineProperty(exports, "__esModule", ({
|
3936 | value: true
|
3937 | }));
|
3938 | exports.compatibilityParams = exports.OptionKind = exports.AppOptions = void 0;
|
3939 | const compatibilityParams = Object.create(null);
|
3940 | exports.compatibilityParams = compatibilityParams;
|
3941 | {
|
3942 | const userAgent = navigator.userAgent || "";
|
3943 | const platform = navigator.platform || "";
|
3944 | const maxTouchPoints = navigator.maxTouchPoints || 1;
|
3945 | const isAndroid = /Android/.test(userAgent);
|
3946 | const isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent) || platform === "MacIntel" && maxTouchPoints > 1;
|
3947 |
|
3948 | (function checkCanvasSizeLimitation() {
|
3949 | if (isIOS || isAndroid) {
|
3950 | compatibilityParams.maxCanvasPixels = 5242880;
|
3951 | }
|
3952 | })();
|
3953 |
|
3954 | (function checkResizeObserver() {
|
3955 | if (typeof ResizeObserver === "undefined") {
|
3956 | compatibilityParams.annotationEditorMode = -1;
|
3957 | }
|
3958 | })();
|
3959 | }
|
3960 | const OptionKind = {
|
3961 | VIEWER: 0x02,
|
3962 | API: 0x04,
|
3963 | WORKER: 0x08,
|
3964 | PREFERENCE: 0x80
|
3965 | };
|
3966 | exports.OptionKind = OptionKind;
|
3967 | const defaultOptions = {
|
3968 | annotationEditorMode: {
|
3969 | value: -1,
|
3970 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3971 | },
|
3972 | annotationMode: {
|
3973 | value: 2,
|
3974 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3975 | },
|
3976 | cursorToolOnLoad: {
|
3977 | value: 0,
|
3978 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3979 | },
|
3980 | defaultZoomValue: {
|
3981 | value: "",
|
3982 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3983 | },
|
3984 | disableHistory: {
|
3985 | value: false,
|
3986 | kind: OptionKind.VIEWER
|
3987 | },
|
3988 | disablePageLabels: {
|
3989 | value: false,
|
3990 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3991 | },
|
3992 | enablePermissions: {
|
3993 | value: false,
|
3994 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3995 | },
|
3996 | enablePrintAutoRotate: {
|
3997 | value: true,
|
3998 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
3999 | },
|
4000 | enableScripting: {
|
4001 | value: true,
|
4002 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4003 | },
|
4004 | externalLinkRel: {
|
4005 | value: "noopener noreferrer nofollow",
|
4006 | kind: OptionKind.VIEWER
|
4007 | },
|
4008 | externalLinkTarget: {
|
4009 | value: 0,
|
4010 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4011 | },
|
4012 | historyUpdateUrl: {
|
4013 | value: false,
|
4014 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4015 | },
|
4016 | ignoreDestinationZoom: {
|
4017 | value: false,
|
4018 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4019 | },
|
4020 | imageResourcesPath: {
|
4021 | value: "./images/",
|
4022 | kind: OptionKind.VIEWER
|
4023 | },
|
4024 | maxCanvasPixels: {
|
4025 | value: 16777216,
|
4026 | kind: OptionKind.VIEWER
|
4027 | },
|
4028 | forcePageColors: {
|
4029 | value: false,
|
4030 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4031 | },
|
4032 | pageColorsBackground: {
|
4033 | value: "Canvas",
|
4034 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4035 | },
|
4036 | pageColorsForeground: {
|
4037 | value: "CanvasText",
|
4038 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4039 | },
|
4040 | pdfBugEnabled: {
|
4041 | value: false,
|
4042 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4043 | },
|
4044 | printResolution: {
|
4045 | value: 150,
|
4046 | kind: OptionKind.VIEWER
|
4047 | },
|
4048 | sidebarViewOnLoad: {
|
4049 | value: -1,
|
4050 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4051 | },
|
4052 | scrollModeOnLoad: {
|
4053 | value: -1,
|
4054 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4055 | },
|
4056 | spreadModeOnLoad: {
|
4057 | value: -1,
|
4058 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4059 | },
|
4060 | textLayerMode: {
|
4061 | value: 1,
|
4062 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4063 | },
|
4064 | useOnlyCssZoom: {
|
4065 | value: false,
|
4066 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4067 | },
|
4068 | viewerCssTheme: {
|
4069 | value: 0,
|
4070 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4071 | },
|
4072 | viewOnLoad: {
|
4073 | value: 0,
|
4074 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4075 | },
|
4076 | cMapPacked: {
|
4077 | value: true,
|
4078 | kind: OptionKind.API
|
4079 | },
|
4080 | cMapUrl: {
|
4081 | value: "../web/cmaps/",
|
4082 | kind: OptionKind.API
|
4083 | },
|
4084 | disableAutoFetch: {
|
4085 | value: false,
|
4086 | kind: OptionKind.API + OptionKind.PREFERENCE
|
4087 | },
|
4088 | disableFontFace: {
|
4089 | value: false,
|
4090 | kind: OptionKind.API + OptionKind.PREFERENCE
|
4091 | },
|
4092 | disableRange: {
|
4093 | value: false,
|
4094 | kind: OptionKind.API + OptionKind.PREFERENCE
|
4095 | },
|
4096 | disableStream: {
|
4097 | value: false,
|
4098 | kind: OptionKind.API + OptionKind.PREFERENCE
|
4099 | },
|
4100 | docBaseUrl: {
|
4101 | value: "",
|
4102 | kind: OptionKind.API
|
4103 | },
|
4104 | enableXfa: {
|
4105 | value: true,
|
4106 | kind: OptionKind.API + OptionKind.PREFERENCE
|
4107 | },
|
4108 | fontExtraProperties: {
|
4109 | value: false,
|
4110 | kind: OptionKind.API
|
4111 | },
|
4112 | isEvalSupported: {
|
4113 | value: true,
|
4114 | kind: OptionKind.API
|
4115 | },
|
4116 | maxImageSize: {
|
4117 | value: -1,
|
4118 | kind: OptionKind.API
|
4119 | },
|
4120 | pdfBug: {
|
4121 | value: false,
|
4122 | kind: OptionKind.API
|
4123 | },
|
4124 | standardFontDataUrl: {
|
4125 | value: "../web/standard_fonts/",
|
4126 | kind: OptionKind.API
|
4127 | },
|
4128 | verbosity: {
|
4129 | value: 1,
|
4130 | kind: OptionKind.API
|
4131 | },
|
4132 | workerPort: {
|
4133 | value: null,
|
4134 | kind: OptionKind.WORKER
|
4135 | },
|
4136 | workerSrc: {
|
4137 | value: "../build/pdf.worker.js",
|
4138 | kind: OptionKind.WORKER
|
4139 | }
|
4140 | };
|
4141 | {
|
4142 | defaultOptions.defaultUrl = {
|
4143 | value: "compressed.tracemonkey-pldi-09.pdf",
|
4144 | kind: OptionKind.VIEWER
|
4145 | };
|
4146 | defaultOptions.disablePreferences = {
|
4147 | value: false,
|
4148 | kind: OptionKind.VIEWER
|
4149 | };
|
4150 | defaultOptions.locale = {
|
4151 | value: navigator.language || "en-US",
|
4152 | kind: OptionKind.VIEWER
|
4153 | };
|
4154 | defaultOptions.renderer = {
|
4155 | value: "canvas",
|
4156 | kind: OptionKind.VIEWER + OptionKind.PREFERENCE
|
4157 | };
|
4158 | defaultOptions.sandboxBundleSrc = {
|
4159 | value: "../build/pdf.sandbox.js",
|
4160 | kind: OptionKind.VIEWER
|
4161 | };
|
4162 | }
|
4163 | const userOptions = Object.create(null);
|
4164 |
|
4165 | class AppOptions {
|
4166 | constructor() {
|
4167 | throw new Error("Cannot initialize AppOptions.");
|
4168 | }
|
4169 |
|
4170 | static get(name) {
|
4171 | const userOption = userOptions[name];
|
4172 |
|
4173 | if (userOption !== undefined) {
|
4174 | return userOption;
|
4175 | }
|
4176 |
|
4177 | const defaultOption = defaultOptions[name];
|
4178 |
|
4179 | if (defaultOption !== undefined) {
|
4180 | return compatibilityParams[name] ?? defaultOption.value;
|
4181 | }
|
4182 |
|
4183 | return undefined;
|
4184 | }
|
4185 |
|
4186 | static getAll(kind = null) {
|
4187 | const options = Object.create(null);
|
4188 |
|
4189 | for (const name in defaultOptions) {
|
4190 | const defaultOption = defaultOptions[name];
|
4191 |
|
4192 | if (kind) {
|
4193 | if ((kind & defaultOption.kind) === 0) {
|
4194 | continue;
|
4195 | }
|
4196 |
|
4197 | if (kind === OptionKind.PREFERENCE) {
|
4198 | const value = defaultOption.value,
|
4199 | valueType = typeof value;
|
4200 |
|
4201 | if (valueType === "boolean" || valueType === "string" || valueType === "number" && Number.isInteger(value)) {
|
4202 | options[name] = value;
|
4203 | continue;
|
4204 | }
|
4205 |
|
4206 | throw new Error(`Invalid type for preference: ${name}`);
|
4207 | }
|
4208 | }
|
4209 |
|
4210 | const userOption = userOptions[name];
|
4211 | options[name] = userOption !== undefined ? userOption : compatibilityParams[name] ?? defaultOption.value;
|
4212 | }
|
4213 |
|
4214 | return options;
|
4215 | }
|
4216 |
|
4217 | static set(name, value) {
|
4218 | userOptions[name] = value;
|
4219 | }
|
4220 |
|
4221 | static setAll(options) {
|
4222 | for (const name in options) {
|
4223 | userOptions[name] = options[name];
|
4224 | }
|
4225 | }
|
4226 |
|
4227 | static remove(name) {
|
4228 | delete userOptions[name];
|
4229 | }
|
4230 |
|
4231 | static _hasUserOptions() {
|
4232 | return Object.keys(userOptions).length > 0;
|
4233 | }
|
4234 |
|
4235 | }
|
4236 |
|
4237 | exports.AppOptions = AppOptions;
|
4238 |
|
4239 | }),
|
4240 |
|
4241 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
4242 |
|
4243 |
|
4244 |
|
4245 | Object.defineProperty(exports, "__esModule", ({
|
4246 | value: true
|
4247 | }));
|
4248 | exports.PDFPageView = void 0;
|
4249 |
|
4250 | var _pdfjsLib = __w_pdfjs_require__(3);
|
4251 |
|
4252 | var _ui_utils = __w_pdfjs_require__(7);
|
4253 |
|
4254 | var _app_options = __w_pdfjs_require__(13);
|
4255 |
|
4256 | var _l10n_utils = __w_pdfjs_require__(4);
|
4257 |
|
4258 | const MAX_CANVAS_PIXELS = _app_options.compatibilityParams.maxCanvasPixels || 16777216;
|
4259 |
|
4260 | class PDFPageView {
|
4261 | #annotationMode = _pdfjsLib.AnnotationMode.ENABLE_FORMS;
|
4262 | #useThumbnailCanvas = {
|
4263 | initialOptionalContent: true,
|
4264 | regularAnnotations: true
|
4265 | };
|
4266 |
|
4267 | constructor(options) {
|
4268 | const container = options.container;
|
4269 | const defaultViewport = options.defaultViewport;
|
4270 | this.id = options.id;
|
4271 | this.renderingId = "page" + this.id;
|
4272 | this.pdfPage = null;
|
4273 | this.pageLabel = null;
|
4274 | this.rotation = 0;
|
4275 | this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
|
4276 | this.viewport = defaultViewport;
|
4277 | this.pdfPageRotate = defaultViewport.rotation;
|
4278 | this._optionalContentConfigPromise = options.optionalContentConfigPromise || null;
|
4279 | this.hasRestrictedScaling = false;
|
4280 | this.textLayerMode = options.textLayerMode ?? _ui_utils.TextLayerMode.ENABLE;
|
4281 | this.#annotationMode = options.annotationMode ?? _pdfjsLib.AnnotationMode.ENABLE_FORMS;
|
4282 | this.imageResourcesPath = options.imageResourcesPath || "";
|
4283 | this.useOnlyCssZoom = options.useOnlyCssZoom || false;
|
4284 | this.maxCanvasPixels = options.maxCanvasPixels || MAX_CANVAS_PIXELS;
|
4285 | this.pageColors = options.pageColors || null;
|
4286 | this.eventBus = options.eventBus;
|
4287 | this.renderingQueue = options.renderingQueue;
|
4288 | this.textLayerFactory = options.textLayerFactory;
|
4289 | this.annotationLayerFactory = options.annotationLayerFactory;
|
4290 | this.annotationEditorLayerFactory = options.annotationEditorLayerFactory;
|
4291 | this.xfaLayerFactory = options.xfaLayerFactory;
|
4292 | this.textHighlighter = options.textHighlighterFactory?.createTextHighlighter({
|
4293 | pageIndex: this.id - 1,
|
4294 | eventBus: this.eventBus
|
4295 | });
|
4296 | this.structTreeLayerFactory = options.structTreeLayerFactory;
|
4297 | this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
|
4298 | this.l10n = options.l10n || _l10n_utils.NullL10n;
|
4299 | this.paintTask = null;
|
4300 | this.paintedViewportMap = new WeakMap();
|
4301 | this.renderingState = _ui_utils.RenderingStates.INITIAL;
|
4302 | this.resume = null;
|
4303 | this._renderError = null;
|
4304 | this._isStandalone = !this.renderingQueue?.hasViewer();
|
4305 | this._annotationCanvasMap = null;
|
4306 | this.annotationLayer = null;
|
4307 | this.annotationEditorLayer = null;
|
4308 | this.textLayer = null;
|
4309 | this.zoomLayer = null;
|
4310 | this.xfaLayer = null;
|
4311 | this.structTreeLayer = null;
|
4312 | const div = document.createElement("div");
|
4313 | div.className = "page";
|
4314 | div.style.width = Math.floor(this.viewport.width) + "px";
|
4315 | div.style.height = Math.floor(this.viewport.height) + "px";
|
4316 | div.setAttribute("data-page-number", this.id);
|
4317 | div.setAttribute("role", "region");
|
4318 | this.l10n.get("page_landmark", {
|
4319 | page: this.id
|
4320 | }).then(msg => {
|
4321 | div.setAttribute("aria-label", msg);
|
4322 | });
|
4323 | this.div = div;
|
4324 | container?.append(div);
|
4325 |
|
4326 | if (this._isStandalone) {
|
4327 | const {
|
4328 | optionalContentConfigPromise
|
4329 | } = options;
|
4330 |
|
4331 | if (optionalContentConfigPromise) {
|
4332 | optionalContentConfigPromise.then(optionalContentConfig => {
|
4333 | if (optionalContentConfigPromise !== this._optionalContentConfigPromise) {
|
4334 | return;
|
4335 | }
|
4336 |
|
4337 | this.#useThumbnailCanvas.initialOptionalContent = optionalContentConfig.hasInitialVisibility;
|
4338 | });
|
4339 | }
|
4340 | }
|
4341 | }
|
4342 |
|
4343 | setPdfPage(pdfPage) {
|
4344 | this.pdfPage = pdfPage;
|
4345 | this.pdfPageRotate = pdfPage.rotate;
|
4346 | const totalRotation = (this.rotation + this.pdfPageRotate) % 360;
|
4347 | this.viewport = pdfPage.getViewport({
|
4348 | scale: this.scale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS,
|
4349 | rotation: totalRotation
|
4350 | });
|
4351 | this.reset();
|
4352 | }
|
4353 |
|
4354 | destroy() {
|
4355 | this.reset();
|
4356 |
|
4357 | if (this.pdfPage) {
|
4358 | this.pdfPage.cleanup();
|
4359 | }
|
4360 | }
|
4361 |
|
4362 | async _renderAnnotationLayer() {
|
4363 | let error = null;
|
4364 |
|
4365 | try {
|
4366 | await this.annotationLayer.render(this.viewport, "display");
|
4367 | } catch (ex) {
|
4368 | error = ex;
|
4369 | } finally {
|
4370 | this.eventBus.dispatch("annotationlayerrendered", {
|
4371 | source: this,
|
4372 | pageNumber: this.id,
|
4373 | error
|
4374 | });
|
4375 | }
|
4376 | }
|
4377 |
|
4378 | async _renderAnnotationEditorLayer() {
|
4379 | let error = null;
|
4380 |
|
4381 | try {
|
4382 | await this.annotationEditorLayer.render(this.viewport, "display");
|
4383 | } catch (ex) {
|
4384 | error = ex;
|
4385 | } finally {
|
4386 | this.eventBus.dispatch("annotationeditorlayerrendered", {
|
4387 | source: this,
|
4388 | pageNumber: this.id,
|
4389 | error
|
4390 | });
|
4391 | }
|
4392 | }
|
4393 |
|
4394 | async _renderXfaLayer() {
|
4395 | let error = null;
|
4396 |
|
4397 | try {
|
4398 | const result = await this.xfaLayer.render(this.viewport, "display");
|
4399 |
|
4400 | if (this.textHighlighter) {
|
4401 | this._buildXfaTextContentItems(result.textDivs);
|
4402 | }
|
4403 | } catch (ex) {
|
4404 | error = ex;
|
4405 | } finally {
|
4406 | this.eventBus.dispatch("xfalayerrendered", {
|
4407 | source: this,
|
4408 | pageNumber: this.id,
|
4409 | error
|
4410 | });
|
4411 | }
|
4412 | }
|
4413 |
|
4414 | async _buildXfaTextContentItems(textDivs) {
|
4415 | const text = await this.pdfPage.getTextContent();
|
4416 | const items = [];
|
4417 |
|
4418 | for (const item of text.items) {
|
4419 | items.push(item.str);
|
4420 | }
|
4421 |
|
4422 | this.textHighlighter.setTextMapping(textDivs, items);
|
4423 | this.textHighlighter.enable();
|
4424 | }
|
4425 |
|
4426 | _resetZoomLayer(removeFromDOM = false) {
|
4427 | if (!this.zoomLayer) {
|
4428 | return;
|
4429 | }
|
4430 |
|
4431 | const zoomLayerCanvas = this.zoomLayer.firstChild;
|
4432 | this.paintedViewportMap.delete(zoomLayerCanvas);
|
4433 | zoomLayerCanvas.width = 0;
|
4434 | zoomLayerCanvas.height = 0;
|
4435 |
|
4436 | if (removeFromDOM) {
|
4437 | this.zoomLayer.remove();
|
4438 | }
|
4439 |
|
4440 | this.zoomLayer = null;
|
4441 | }
|
4442 |
|
4443 | reset({
|
4444 | keepZoomLayer = false,
|
4445 | keepAnnotationLayer = false,
|
4446 | keepAnnotationEditorLayer = false,
|
4447 | keepXfaLayer = false
|
4448 | } = {}) {
|
4449 | this.cancelRendering({
|
4450 | keepAnnotationLayer,
|
4451 | keepAnnotationEditorLayer,
|
4452 | keepXfaLayer
|
4453 | });
|
4454 | this.renderingState = _ui_utils.RenderingStates.INITIAL;
|
4455 | const div = this.div;
|
4456 | div.style.width = Math.floor(this.viewport.width) + "px";
|
4457 | div.style.height = Math.floor(this.viewport.height) + "px";
|
4458 | const childNodes = div.childNodes,
|
4459 | zoomLayerNode = keepZoomLayer && this.zoomLayer || null,
|
4460 | annotationLayerNode = keepAnnotationLayer && this.annotationLayer?.div || null,
|
4461 | annotationEditorLayerNode = keepAnnotationEditorLayer && this.annotationEditorLayer?.div || null,
|
4462 | xfaLayerNode = keepXfaLayer && this.xfaLayer?.div || null;
|
4463 |
|
4464 | for (let i = childNodes.length - 1; i >= 0; i--) {
|
4465 | const node = childNodes[i];
|
4466 |
|
4467 | switch (node) {
|
4468 | case zoomLayerNode:
|
4469 | case annotationLayerNode:
|
4470 | case annotationEditorLayerNode:
|
4471 | case xfaLayerNode:
|
4472 | continue;
|
4473 | }
|
4474 |
|
4475 | node.remove();
|
4476 | }
|
4477 |
|
4478 | div.removeAttribute("data-loaded");
|
4479 |
|
4480 | if (annotationLayerNode) {
|
4481 | this.annotationLayer.hide();
|
4482 | }
|
4483 |
|
4484 | if (annotationEditorLayerNode) {
|
4485 | this.annotationEditorLayer.hide();
|
4486 | } else {
|
4487 | this.annotationEditorLayer?.destroy();
|
4488 | }
|
4489 |
|
4490 | if (xfaLayerNode) {
|
4491 | this.xfaLayer.hide();
|
4492 | }
|
4493 |
|
4494 | if (!zoomLayerNode) {
|
4495 | if (this.canvas) {
|
4496 | this.paintedViewportMap.delete(this.canvas);
|
4497 | this.canvas.width = 0;
|
4498 | this.canvas.height = 0;
|
4499 | delete this.canvas;
|
4500 | }
|
4501 |
|
4502 | this._resetZoomLayer();
|
4503 | }
|
4504 |
|
4505 | if (this.svg) {
|
4506 | this.paintedViewportMap.delete(this.svg);
|
4507 | delete this.svg;
|
4508 | }
|
4509 |
|
4510 | this.loadingIconDiv = document.createElement("div");
|
4511 | this.loadingIconDiv.className = "loadingIcon notVisible";
|
4512 |
|
4513 | if (this._isStandalone) {
|
4514 | this.toggleLoadingIconSpinner(true);
|
4515 | }
|
4516 |
|
4517 | this.loadingIconDiv.setAttribute("role", "img");
|
4518 | this.l10n.get("loading").then(msg => {
|
4519 | this.loadingIconDiv?.setAttribute("aria-label", msg);
|
4520 | });
|
4521 | div.append(this.loadingIconDiv);
|
4522 | }
|
4523 |
|
4524 | update({
|
4525 | scale = 0,
|
4526 | rotation = null,
|
4527 | optionalContentConfigPromise = null
|
4528 | }) {
|
4529 | this.scale = scale || this.scale;
|
4530 |
|
4531 | if (typeof rotation === "number") {
|
4532 | this.rotation = rotation;
|
4533 | }
|
4534 |
|
4535 | if (optionalContentConfigPromise instanceof Promise) {
|
4536 | this._optionalContentConfigPromise = optionalContentConfigPromise;
|
4537 | optionalContentConfigPromise.then(optionalContentConfig => {
|
4538 | if (optionalContentConfigPromise !== this._optionalContentConfigPromise) {
|
4539 | return;
|
4540 | }
|
4541 |
|
4542 | this.#useThumbnailCanvas.initialOptionalContent = optionalContentConfig.hasInitialVisibility;
|
4543 | });
|
4544 | }
|
4545 |
|
4546 | const totalRotation = (this.rotation + this.pdfPageRotate) % 360;
|
4547 | this.viewport = this.viewport.clone({
|
4548 | scale: this.scale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS,
|
4549 | rotation: totalRotation
|
4550 | });
|
4551 |
|
4552 | if (this._isStandalone) {
|
4553 | _ui_utils.docStyle.setProperty("--scale-factor", this.viewport.scale);
|
4554 | }
|
4555 |
|
4556 | if (this.svg) {
|
4557 | this.cssTransform({
|
4558 | target: this.svg,
|
4559 | redrawAnnotationLayer: true,
|
4560 | redrawAnnotationEditorLayer: true,
|
4561 | redrawXfaLayer: true
|
4562 | });
|
4563 | this.eventBus.dispatch("pagerendered", {
|
4564 | source: this,
|
4565 | pageNumber: this.id,
|
4566 | cssTransform: true,
|
4567 | timestamp: performance.now(),
|
4568 | error: this._renderError
|
4569 | });
|
4570 | return;
|
4571 | }
|
4572 |
|
4573 | let isScalingRestricted = false;
|
4574 |
|
4575 | if (this.canvas && this.maxCanvasPixels > 0) {
|
4576 | const outputScale = this.outputScale;
|
4577 |
|
4578 | if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > this.maxCanvasPixels) {
|
4579 | isScalingRestricted = true;
|
4580 | }
|
4581 | }
|
4582 |
|
4583 | if (this.canvas) {
|
4584 | if (this.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
|
4585 | this.cssTransform({
|
4586 | target: this.canvas,
|
4587 | redrawAnnotationLayer: true,
|
4588 | redrawAnnotationEditorLayer: true,
|
4589 | redrawXfaLayer: true
|
4590 | });
|
4591 | this.eventBus.dispatch("pagerendered", {
|
4592 | source: this,
|
4593 | pageNumber: this.id,
|
4594 | cssTransform: true,
|
4595 | timestamp: performance.now(),
|
4596 | error: this._renderError
|
4597 | });
|
4598 | return;
|
4599 | }
|
4600 |
|
4601 | if (!this.zoomLayer && !this.canvas.hidden) {
|
4602 | this.zoomLayer = this.canvas.parentNode;
|
4603 | this.zoomLayer.style.position = "absolute";
|
4604 | }
|
4605 | }
|
4606 |
|
4607 | if (this.zoomLayer) {
|
4608 | this.cssTransform({
|
4609 | target: this.zoomLayer.firstChild
|
4610 | });
|
4611 | }
|
4612 |
|
4613 | this.reset({
|
4614 | keepZoomLayer: true,
|
4615 | keepAnnotationLayer: true,
|
4616 | keepAnnotationEditorLayer: true,
|
4617 | keepXfaLayer: true
|
4618 | });
|
4619 | }
|
4620 |
|
4621 | cancelRendering({
|
4622 | keepAnnotationLayer = false,
|
4623 | keepAnnotationEditorLayer = false,
|
4624 | keepXfaLayer = false
|
4625 | } = {}) {
|
4626 | if (this.paintTask) {
|
4627 | this.paintTask.cancel();
|
4628 | this.paintTask = null;
|
4629 | }
|
4630 |
|
4631 | this.resume = null;
|
4632 |
|
4633 | if (this.textLayer) {
|
4634 | this.textLayer.cancel();
|
4635 | this.textLayer = null;
|
4636 | }
|
4637 |
|
4638 | if (this.annotationLayer && (!keepAnnotationLayer || !this.annotationLayer.div)) {
|
4639 | this.annotationLayer.cancel();
|
4640 | this.annotationLayer = null;
|
4641 | this._annotationCanvasMap = null;
|
4642 | }
|
4643 |
|
4644 | if (this.annotationEditorLayer && (!keepAnnotationEditorLayer || !this.annotationEditorLayer.div)) {
|
4645 | this.annotationEditorLayer.cancel();
|
4646 | this.annotationEditorLayer = null;
|
4647 | }
|
4648 |
|
4649 | if (this.xfaLayer && (!keepXfaLayer || !this.xfaLayer.div)) {
|
4650 | this.xfaLayer.cancel();
|
4651 | this.xfaLayer = null;
|
4652 | this.textHighlighter?.disable();
|
4653 | }
|
4654 |
|
4655 | if (this._onTextLayerRendered) {
|
4656 | this.eventBus._off("textlayerrendered", this._onTextLayerRendered);
|
4657 |
|
4658 | this._onTextLayerRendered = null;
|
4659 | }
|
4660 | }
|
4661 |
|
4662 | cssTransform({
|
4663 | target,
|
4664 | redrawAnnotationLayer = false,
|
4665 | redrawAnnotationEditorLayer = false,
|
4666 | redrawXfaLayer = false
|
4667 | }) {
|
4668 | const width = this.viewport.width;
|
4669 | const height = this.viewport.height;
|
4670 | const div = this.div;
|
4671 | target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + "px";
|
4672 | target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + "px";
|
4673 | const relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
|
4674 | const absRotation = Math.abs(relativeRotation);
|
4675 | let scaleX = 1,
|
4676 | scaleY = 1;
|
4677 |
|
4678 | if (absRotation === 90 || absRotation === 270) {
|
4679 | scaleX = height / width;
|
4680 | scaleY = width / height;
|
4681 | }
|
4682 |
|
4683 | target.style.transform = `rotate(${relativeRotation}deg) scale(${scaleX}, ${scaleY})`;
|
4684 |
|
4685 | if (this.textLayer) {
|
4686 | const textLayerViewport = this.textLayer.viewport;
|
4687 | const textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
|
4688 | const textAbsRotation = Math.abs(textRelativeRotation);
|
4689 | let scale = width / textLayerViewport.width;
|
4690 |
|
4691 | if (textAbsRotation === 90 || textAbsRotation === 270) {
|
4692 | scale = width / textLayerViewport.height;
|
4693 | }
|
4694 |
|
4695 | const textLayerDiv = this.textLayer.textLayerDiv;
|
4696 | let transX, transY;
|
4697 |
|
4698 | switch (textAbsRotation) {
|
4699 | case 0:
|
4700 | transX = transY = 0;
|
4701 | break;
|
4702 |
|
4703 | case 90:
|
4704 | transX = 0;
|
4705 | transY = "-" + textLayerDiv.style.height;
|
4706 | break;
|
4707 |
|
4708 | case 180:
|
4709 | transX = "-" + textLayerDiv.style.width;
|
4710 | transY = "-" + textLayerDiv.style.height;
|
4711 | break;
|
4712 |
|
4713 | case 270:
|
4714 | transX = "-" + textLayerDiv.style.width;
|
4715 | transY = 0;
|
4716 | break;
|
4717 |
|
4718 | default:
|
4719 | console.error("Bad rotation value.");
|
4720 | break;
|
4721 | }
|
4722 |
|
4723 | textLayerDiv.style.transform = `rotate(${textAbsRotation}deg) ` + `scale(${scale}) ` + `translate(${transX}, ${transY})`;
|
4724 | textLayerDiv.style.transformOrigin = "0% 0%";
|
4725 | }
|
4726 |
|
4727 | if (redrawAnnotationLayer && this.annotationLayer) {
|
4728 | this._renderAnnotationLayer();
|
4729 | }
|
4730 |
|
4731 | if (redrawAnnotationEditorLayer && this.annotationEditorLayer) {
|
4732 | this._renderAnnotationEditorLayer();
|
4733 | }
|
4734 |
|
4735 | if (redrawXfaLayer && this.xfaLayer) {
|
4736 | this._renderXfaLayer();
|
4737 | }
|
4738 | }
|
4739 |
|
4740 | get width() {
|
4741 | return this.viewport.width;
|
4742 | }
|
4743 |
|
4744 | get height() {
|
4745 | return this.viewport.height;
|
4746 | }
|
4747 |
|
4748 | getPagePoint(x, y) {
|
4749 | return this.viewport.convertToPdfPoint(x, y);
|
4750 | }
|
4751 |
|
4752 | toggleLoadingIconSpinner(viewVisible = false) {
|
4753 | this.loadingIconDiv?.classList.toggle("notVisible", !viewVisible);
|
4754 | }
|
4755 |
|
4756 | draw() {
|
4757 | if (this.renderingState !== _ui_utils.RenderingStates.INITIAL) {
|
4758 | console.error("Must be in new state before drawing");
|
4759 | this.reset();
|
4760 | }
|
4761 |
|
4762 | const {
|
4763 | div,
|
4764 | pdfPage
|
4765 | } = this;
|
4766 |
|
4767 | if (!pdfPage) {
|
4768 | this.renderingState = _ui_utils.RenderingStates.FINISHED;
|
4769 |
|
4770 | if (this.loadingIconDiv) {
|
4771 | this.loadingIconDiv.remove();
|
4772 | delete this.loadingIconDiv;
|
4773 | }
|
4774 |
|
4775 | return Promise.reject(new Error("pdfPage is not loaded"));
|
4776 | }
|
4777 |
|
4778 | this.renderingState = _ui_utils.RenderingStates.RUNNING;
|
4779 | const canvasWrapper = document.createElement("div");
|
4780 | canvasWrapper.style.width = div.style.width;
|
4781 | canvasWrapper.style.height = div.style.height;
|
4782 | canvasWrapper.classList.add("canvasWrapper");
|
4783 | const lastDivBeforeTextDiv = this.annotationLayer?.div || this.annotationEditorLayer?.div;
|
4784 |
|
4785 | if (lastDivBeforeTextDiv) {
|
4786 | lastDivBeforeTextDiv.before(canvasWrapper);
|
4787 | } else {
|
4788 | div.append(canvasWrapper);
|
4789 | }
|
4790 |
|
4791 | let textLayer = null;
|
4792 |
|
4793 | if (this.textLayerMode !== _ui_utils.TextLayerMode.DISABLE && this.textLayerFactory) {
|
4794 | const textLayerDiv = document.createElement("div");
|
4795 | textLayerDiv.className = "textLayer";
|
4796 | textLayerDiv.style.width = canvasWrapper.style.width;
|
4797 | textLayerDiv.style.height = canvasWrapper.style.height;
|
4798 |
|
4799 | if (lastDivBeforeTextDiv) {
|
4800 | lastDivBeforeTextDiv.before(textLayerDiv);
|
4801 | } else {
|
4802 | div.append(textLayerDiv);
|
4803 | }
|
4804 |
|
4805 | textLayer = this.textLayerFactory.createTextLayerBuilder({
|
4806 | textLayerDiv,
|
4807 | pageIndex: this.id - 1,
|
4808 | viewport: this.viewport,
|
4809 | enhanceTextSelection: this.textLayerMode === _ui_utils.TextLayerMode.ENABLE_ENHANCE,
|
4810 | eventBus: this.eventBus,
|
4811 | highlighter: this.textHighlighter
|
4812 | });
|
4813 | }
|
4814 |
|
4815 | this.textLayer = textLayer;
|
4816 |
|
4817 | if (this.#annotationMode !== _pdfjsLib.AnnotationMode.DISABLE && this.annotationLayerFactory) {
|
4818 | this._annotationCanvasMap ||= new Map();
|
4819 | this.annotationLayer ||= this.annotationLayerFactory.createAnnotationLayerBuilder({
|
4820 | pageDiv: div,
|
4821 | pdfPage,
|
4822 | imageResourcesPath: this.imageResourcesPath,
|
4823 | renderForms: this.#annotationMode === _pdfjsLib.AnnotationMode.ENABLE_FORMS,
|
4824 | l10n: this.l10n,
|
4825 | annotationCanvasMap: this._annotationCanvasMap
|
4826 | });
|
4827 | }
|
4828 |
|
4829 | if (this.xfaLayer?.div) {
|
4830 | div.append(this.xfaLayer.div);
|
4831 | }
|
4832 |
|
4833 | let renderContinueCallback = null;
|
4834 |
|
4835 | if (this.renderingQueue) {
|
4836 | renderContinueCallback = cont => {
|
4837 | if (!this.renderingQueue.isHighestPriority(this)) {
|
4838 | this.renderingState = _ui_utils.RenderingStates.PAUSED;
|
4839 |
|
4840 | this.resume = () => {
|
4841 | this.renderingState = _ui_utils.RenderingStates.RUNNING;
|
4842 | cont();
|
4843 | };
|
4844 |
|
4845 | return;
|
4846 | }
|
4847 |
|
4848 | cont();
|
4849 | };
|
4850 | }
|
4851 |
|
4852 | const finishPaintTask = async (error = null) => {
|
4853 | if (paintTask === this.paintTask) {
|
4854 | this.paintTask = null;
|
4855 | }
|
4856 |
|
4857 | if (error instanceof _pdfjsLib.RenderingCancelledException) {
|
4858 | this._renderError = null;
|
4859 | return;
|
4860 | }
|
4861 |
|
4862 | this._renderError = error;
|
4863 | this.renderingState = _ui_utils.RenderingStates.FINISHED;
|
4864 |
|
4865 | if (this.loadingIconDiv) {
|
4866 | this.loadingIconDiv.remove();
|
4867 | delete this.loadingIconDiv;
|
4868 | }
|
4869 |
|
4870 | this._resetZoomLayer(true);
|
4871 |
|
4872 | this.#useThumbnailCanvas.regularAnnotations = !paintTask.separateAnnots;
|
4873 | this.eventBus.dispatch("pagerendered", {
|
4874 | source: this,
|
4875 | pageNumber: this.id,
|
4876 | cssTransform: false,
|
4877 | timestamp: performance.now(),
|
4878 | error: this._renderError
|
4879 | });
|
4880 |
|
4881 | if (error) {
|
4882 | throw error;
|
4883 | }
|
4884 | };
|
4885 |
|
4886 | const paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
|
4887 | paintTask.onRenderContinue = renderContinueCallback;
|
4888 | this.paintTask = paintTask;
|
4889 | const resultPromise = paintTask.promise.then(() => {
|
4890 | return finishPaintTask(null).then(() => {
|
4891 | if (textLayer) {
|
4892 | const readableStream = pdfPage.streamTextContent({
|
4893 | includeMarkedContent: true
|
4894 | });
|
4895 | textLayer.setTextContentStream(readableStream);
|
4896 | textLayer.render();
|
4897 | }
|
4898 |
|
4899 | if (this.annotationLayer) {
|
4900 | this._renderAnnotationLayer().then(() => {
|
4901 | if (this.annotationEditorLayerFactory) {
|
4902 | this.annotationEditorLayer ||= this.annotationEditorLayerFactory.createAnnotationEditorLayerBuilder({
|
4903 | pageDiv: div,
|
4904 | pdfPage,
|
4905 | l10n: this.l10n
|
4906 | });
|
4907 |
|
4908 | this._renderAnnotationEditorLayer();
|
4909 | }
|
4910 | });
|
4911 | }
|
4912 | });
|
4913 | }, function (reason) {
|
4914 | return finishPaintTask(reason);
|
4915 | });
|
4916 |
|
4917 | if (this.xfaLayerFactory) {
|
4918 | if (!this.xfaLayer) {
|
4919 | this.xfaLayer = this.xfaLayerFactory.createXfaLayerBuilder({
|
4920 | pageDiv: div,
|
4921 | pdfPage
|
4922 | });
|
4923 | }
|
4924 |
|
4925 | this._renderXfaLayer();
|
4926 | }
|
4927 |
|
4928 | if (this.structTreeLayerFactory && this.textLayer && this.canvas) {
|
4929 | this._onTextLayerRendered = event => {
|
4930 | if (event.pageNumber !== this.id) {
|
4931 | return;
|
4932 | }
|
4933 |
|
4934 | this.eventBus._off("textlayerrendered", this._onTextLayerRendered);
|
4935 |
|
4936 | this._onTextLayerRendered = null;
|
4937 |
|
4938 | if (!this.canvas) {
|
4939 | return;
|
4940 | }
|
4941 |
|
4942 | this.pdfPage.getStructTree().then(tree => {
|
4943 | if (!tree) {
|
4944 | return;
|
4945 | }
|
4946 |
|
4947 | if (!this.canvas) {
|
4948 | return;
|
4949 | }
|
4950 |
|
4951 | const treeDom = this.structTreeLayer.render(tree);
|
4952 | treeDom.classList.add("structTree");
|
4953 | this.canvas.append(treeDom);
|
4954 | });
|
4955 | };
|
4956 |
|
4957 | this.eventBus._on("textlayerrendered", this._onTextLayerRendered);
|
4958 |
|
4959 | this.structTreeLayer = this.structTreeLayerFactory.createStructTreeLayerBuilder({
|
4960 | pdfPage
|
4961 | });
|
4962 | }
|
4963 |
|
4964 | div.setAttribute("data-loaded", true);
|
4965 | this.eventBus.dispatch("pagerender", {
|
4966 | source: this,
|
4967 | pageNumber: this.id
|
4968 | });
|
4969 | return resultPromise;
|
4970 | }
|
4971 |
|
4972 | paintOnCanvas(canvasWrapper) {
|
4973 | const renderCapability = (0, _pdfjsLib.createPromiseCapability)();
|
4974 | const result = {
|
4975 | promise: renderCapability.promise,
|
4976 |
|
4977 | onRenderContinue(cont) {
|
4978 | cont();
|
4979 | },
|
4980 |
|
4981 | cancel() {
|
4982 | renderTask.cancel();
|
4983 | },
|
4984 |
|
4985 | get separateAnnots() {
|
4986 | return renderTask.separateAnnots;
|
4987 | }
|
4988 |
|
4989 | };
|
4990 | const viewport = this.viewport;
|
4991 | const canvas = document.createElement("canvas");
|
4992 | canvas.setAttribute("role", "presentation");
|
4993 | canvas.hidden = true;
|
4994 | let isCanvasHidden = true;
|
4995 |
|
4996 | const showCanvas = function () {
|
4997 | if (isCanvasHidden) {
|
4998 | canvas.hidden = false;
|
4999 | isCanvasHidden = false;
|
5000 | }
|
5001 | };
|
5002 |
|
5003 | canvasWrapper.append(canvas);
|
5004 | this.canvas = canvas;
|
5005 | const ctx = canvas.getContext("2d", {
|
5006 | alpha: false
|
5007 | });
|
5008 | const outputScale = this.outputScale = new _ui_utils.OutputScale();
|
5009 |
|
5010 | if (this.useOnlyCssZoom) {
|
5011 | const actualSizeViewport = viewport.clone({
|
5012 | scale: _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS
|
5013 | });
|
5014 | outputScale.sx *= actualSizeViewport.width / viewport.width;
|
5015 | outputScale.sy *= actualSizeViewport.height / viewport.height;
|
5016 | }
|
5017 |
|
5018 | if (this.maxCanvasPixels > 0) {
|
5019 | const pixelsInViewport = viewport.width * viewport.height;
|
5020 | const maxScale = Math.sqrt(this.maxCanvasPixels / pixelsInViewport);
|
5021 |
|
5022 | if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
|
5023 | outputScale.sx = maxScale;
|
5024 | outputScale.sy = maxScale;
|
5025 | this.hasRestrictedScaling = true;
|
5026 | } else {
|
5027 | this.hasRestrictedScaling = false;
|
5028 | }
|
5029 | }
|
5030 |
|
5031 | const sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
|
5032 | const sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
|
5033 | canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
|
5034 | canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
|
5035 | canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + "px";
|
5036 | canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + "px";
|
5037 | this.paintedViewportMap.set(canvas, viewport);
|
5038 | const transform = outputScale.scaled ? [outputScale.sx, 0, 0, outputScale.sy, 0, 0] : null;
|
5039 | const renderContext = {
|
5040 | canvasContext: ctx,
|
5041 | transform,
|
5042 | viewport: this.viewport,
|
5043 | annotationMode: this.#annotationMode,
|
5044 | optionalContentConfigPromise: this._optionalContentConfigPromise,
|
5045 | annotationCanvasMap: this._annotationCanvasMap,
|
5046 | pageColors: this.pageColors
|
5047 | };
|
5048 | const renderTask = this.pdfPage.render(renderContext);
|
5049 |
|
5050 | renderTask.onContinue = function (cont) {
|
5051 | showCanvas();
|
5052 |
|
5053 | if (result.onRenderContinue) {
|
5054 | result.onRenderContinue(cont);
|
5055 | } else {
|
5056 | cont();
|
5057 | }
|
5058 | };
|
5059 |
|
5060 | renderTask.promise.then(function () {
|
5061 | showCanvas();
|
5062 | renderCapability.resolve();
|
5063 | }, function (error) {
|
5064 | showCanvas();
|
5065 | renderCapability.reject(error);
|
5066 | });
|
5067 | return result;
|
5068 | }
|
5069 |
|
5070 | paintOnSvg(wrapper) {
|
5071 | let cancelled = false;
|
5072 |
|
5073 | const ensureNotCancelled = () => {
|
5074 | if (cancelled) {
|
5075 | throw new _pdfjsLib.RenderingCancelledException(`Rendering cancelled, page ${this.id}`, "svg");
|
5076 | }
|
5077 | };
|
5078 |
|
5079 | const pdfPage = this.pdfPage;
|
5080 | const actualSizeViewport = this.viewport.clone({
|
5081 | scale: _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS
|
5082 | });
|
5083 | const promise = pdfPage.getOperatorList({
|
5084 | annotationMode: this.#annotationMode
|
5085 | }).then(opList => {
|
5086 | ensureNotCancelled();
|
5087 | const svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
|
5088 | return svgGfx.getSVG(opList, actualSizeViewport).then(svg => {
|
5089 | ensureNotCancelled();
|
5090 | this.svg = svg;
|
5091 | this.paintedViewportMap.set(svg, actualSizeViewport);
|
5092 | svg.style.width = wrapper.style.width;
|
5093 | svg.style.height = wrapper.style.height;
|
5094 | this.renderingState = _ui_utils.RenderingStates.FINISHED;
|
5095 | wrapper.append(svg);
|
5096 | });
|
5097 | });
|
5098 | return {
|
5099 | promise,
|
5100 |
|
5101 | onRenderContinue(cont) {
|
5102 | cont();
|
5103 | },
|
5104 |
|
5105 | cancel() {
|
5106 | cancelled = true;
|
5107 | },
|
5108 |
|
5109 | get separateAnnots() {
|
5110 | return false;
|
5111 | }
|
5112 |
|
5113 | };
|
5114 | }
|
5115 |
|
5116 | setPageLabel(label) {
|
5117 | this.pageLabel = typeof label === "string" ? label : null;
|
5118 |
|
5119 | if (this.pageLabel !== null) {
|
5120 | this.div.setAttribute("data-page-label", this.pageLabel);
|
5121 | } else {
|
5122 | this.div.removeAttribute("data-page-label");
|
5123 | }
|
5124 | }
|
5125 |
|
5126 | get thumbnailCanvas() {
|
5127 | const {
|
5128 | initialOptionalContent,
|
5129 | regularAnnotations
|
5130 | } = this.#useThumbnailCanvas;
|
5131 | return initialOptionalContent && regularAnnotations ? this.canvas : null;
|
5132 | }
|
5133 |
|
5134 | }
|
5135 |
|
5136 | exports.PDFPageView = PDFPageView;
|
5137 |
|
5138 | }),
|
5139 |
|
5140 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
5141 |
|
5142 |
|
5143 |
|
5144 | Object.defineProperty(exports, "__esModule", ({
|
5145 | value: true
|
5146 | }));
|
5147 | exports.PDFRenderingQueue = void 0;
|
5148 |
|
5149 | var _pdfjsLib = __w_pdfjs_require__(3);
|
5150 |
|
5151 | var _ui_utils = __w_pdfjs_require__(7);
|
5152 |
|
5153 | const CLEANUP_TIMEOUT = 30000;
|
5154 |
|
5155 | class PDFRenderingQueue {
|
5156 | constructor() {
|
5157 | this.pdfViewer = null;
|
5158 | this.pdfThumbnailViewer = null;
|
5159 | this.onIdle = null;
|
5160 | this.highestPriorityPage = null;
|
5161 | this.idleTimeout = null;
|
5162 | this.printing = false;
|
5163 | this.isThumbnailViewEnabled = false;
|
5164 | }
|
5165 |
|
5166 | setViewer(pdfViewer) {
|
5167 | this.pdfViewer = pdfViewer;
|
5168 | }
|
5169 |
|
5170 | setThumbnailViewer(pdfThumbnailViewer) {
|
5171 | this.pdfThumbnailViewer = pdfThumbnailViewer;
|
5172 | }
|
5173 |
|
5174 | isHighestPriority(view) {
|
5175 | return this.highestPriorityPage === view.renderingId;
|
5176 | }
|
5177 |
|
5178 | hasViewer() {
|
5179 | return !!this.pdfViewer;
|
5180 | }
|
5181 |
|
5182 | renderHighestPriority(currentlyVisiblePages) {
|
5183 | if (this.idleTimeout) {
|
5184 | clearTimeout(this.idleTimeout);
|
5185 | this.idleTimeout = null;
|
5186 | }
|
5187 |
|
5188 | if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
|
5189 | return;
|
5190 | }
|
5191 |
|
5192 | if (this.isThumbnailViewEnabled && this.pdfThumbnailViewer?.forceRendering()) {
|
5193 | return;
|
5194 | }
|
5195 |
|
5196 | if (this.printing) {
|
5197 | return;
|
5198 | }
|
5199 |
|
5200 | if (this.onIdle) {
|
5201 | this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT);
|
5202 | }
|
5203 | }
|
5204 |
|
5205 | getHighestPriority(visible, views, scrolledDown, preRenderExtra = false) {
|
5206 | const visibleViews = visible.views,
|
5207 | numVisible = visibleViews.length;
|
5208 |
|
5209 | if (numVisible === 0) {
|
5210 | return null;
|
5211 | }
|
5212 |
|
5213 | for (let i = 0; i < numVisible; i++) {
|
5214 | const view = visibleViews[i].view;
|
5215 |
|
5216 | if (!this.isViewFinished(view)) {
|
5217 | return view;
|
5218 | }
|
5219 | }
|
5220 |
|
5221 | const firstId = visible.first.id,
|
5222 | lastId = visible.last.id;
|
5223 |
|
5224 | if (lastId - firstId + 1 > numVisible) {
|
5225 | const visibleIds = visible.ids;
|
5226 |
|
5227 | for (let i = 1, ii = lastId - firstId; i < ii; i++) {
|
5228 | const holeId = scrolledDown ? firstId + i : lastId - i;
|
5229 |
|
5230 | if (visibleIds.has(holeId)) {
|
5231 | continue;
|
5232 | }
|
5233 |
|
5234 | const holeView = views[holeId - 1];
|
5235 |
|
5236 | if (!this.isViewFinished(holeView)) {
|
5237 | return holeView;
|
5238 | }
|
5239 | }
|
5240 | }
|
5241 |
|
5242 | let preRenderIndex = scrolledDown ? lastId : firstId - 2;
|
5243 | let preRenderView = views[preRenderIndex];
|
5244 |
|
5245 | if (preRenderView && !this.isViewFinished(preRenderView)) {
|
5246 | return preRenderView;
|
5247 | }
|
5248 |
|
5249 | if (preRenderExtra) {
|
5250 | preRenderIndex += scrolledDown ? 1 : -1;
|
5251 | preRenderView = views[preRenderIndex];
|
5252 |
|
5253 | if (preRenderView && !this.isViewFinished(preRenderView)) {
|
5254 | return preRenderView;
|
5255 | }
|
5256 | }
|
5257 |
|
5258 | return null;
|
5259 | }
|
5260 |
|
5261 | isViewFinished(view) {
|
5262 | return view.renderingState === _ui_utils.RenderingStates.FINISHED;
|
5263 | }
|
5264 |
|
5265 | renderView(view) {
|
5266 | switch (view.renderingState) {
|
5267 | case _ui_utils.RenderingStates.FINISHED:
|
5268 | return false;
|
5269 |
|
5270 | case _ui_utils.RenderingStates.PAUSED:
|
5271 | this.highestPriorityPage = view.renderingId;
|
5272 | view.resume();
|
5273 | break;
|
5274 |
|
5275 | case _ui_utils.RenderingStates.RUNNING:
|
5276 | this.highestPriorityPage = view.renderingId;
|
5277 | break;
|
5278 |
|
5279 | case _ui_utils.RenderingStates.INITIAL:
|
5280 | this.highestPriorityPage = view.renderingId;
|
5281 | view.draw().finally(() => {
|
5282 | this.renderHighestPriority();
|
5283 | }).catch(reason => {
|
5284 | if (reason instanceof _pdfjsLib.RenderingCancelledException) {
|
5285 | return;
|
5286 | }
|
5287 |
|
5288 | console.error(`renderView: "${reason}"`);
|
5289 | });
|
5290 | break;
|
5291 | }
|
5292 |
|
5293 | return true;
|
5294 | }
|
5295 |
|
5296 | }
|
5297 |
|
5298 | exports.PDFRenderingQueue = PDFRenderingQueue;
|
5299 |
|
5300 | }),
|
5301 |
|
5302 | ((__unused_webpack_module, exports) => {
|
5303 |
|
5304 |
|
5305 |
|
5306 | Object.defineProperty(exports, "__esModule", ({
|
5307 | value: true
|
5308 | }));
|
5309 | exports.TextHighlighter = void 0;
|
5310 |
|
5311 | class TextHighlighter {
|
5312 | constructor({
|
5313 | findController,
|
5314 | eventBus,
|
5315 | pageIndex
|
5316 | }) {
|
5317 | this.findController = findController;
|
5318 | this.matches = [];
|
5319 | this.eventBus = eventBus;
|
5320 | this.pageIdx = pageIndex;
|
5321 | this._onUpdateTextLayerMatches = null;
|
5322 | this.textDivs = null;
|
5323 | this.textContentItemsStr = null;
|
5324 | this.enabled = false;
|
5325 | }
|
5326 |
|
5327 | setTextMapping(divs, texts) {
|
5328 | this.textDivs = divs;
|
5329 | this.textContentItemsStr = texts;
|
5330 | }
|
5331 |
|
5332 | enable() {
|
5333 | if (!this.textDivs || !this.textContentItemsStr) {
|
5334 | throw new Error("Text divs and strings have not been set.");
|
5335 | }
|
5336 |
|
5337 | if (this.enabled) {
|
5338 | throw new Error("TextHighlighter is already enabled.");
|
5339 | }
|
5340 |
|
5341 | this.enabled = true;
|
5342 |
|
5343 | if (!this._onUpdateTextLayerMatches) {
|
5344 | this._onUpdateTextLayerMatches = evt => {
|
5345 | if (evt.pageIndex === this.pageIdx || evt.pageIndex === -1) {
|
5346 | this._updateMatches();
|
5347 | }
|
5348 | };
|
5349 |
|
5350 | this.eventBus._on("updatetextlayermatches", this._onUpdateTextLayerMatches);
|
5351 | }
|
5352 |
|
5353 | this._updateMatches();
|
5354 | }
|
5355 |
|
5356 | disable() {
|
5357 | if (!this.enabled) {
|
5358 | return;
|
5359 | }
|
5360 |
|
5361 | this.enabled = false;
|
5362 |
|
5363 | if (this._onUpdateTextLayerMatches) {
|
5364 | this.eventBus._off("updatetextlayermatches", this._onUpdateTextLayerMatches);
|
5365 |
|
5366 | this._onUpdateTextLayerMatches = null;
|
5367 | }
|
5368 | }
|
5369 |
|
5370 | _convertMatches(matches, matchesLength) {
|
5371 | if (!matches) {
|
5372 | return [];
|
5373 | }
|
5374 |
|
5375 | const {
|
5376 | textContentItemsStr
|
5377 | } = this;
|
5378 | let i = 0,
|
5379 | iIndex = 0;
|
5380 | const end = textContentItemsStr.length - 1;
|
5381 | const result = [];
|
5382 |
|
5383 | for (let m = 0, mm = matches.length; m < mm; m++) {
|
5384 | let matchIdx = matches[m];
|
5385 |
|
5386 | while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
|
5387 | iIndex += textContentItemsStr[i].length;
|
5388 | i++;
|
5389 | }
|
5390 |
|
5391 | if (i === textContentItemsStr.length) {
|
5392 | console.error("Could not find a matching mapping");
|
5393 | }
|
5394 |
|
5395 | const match = {
|
5396 | begin: {
|
5397 | divIdx: i,
|
5398 | offset: matchIdx - iIndex
|
5399 | }
|
5400 | };
|
5401 | matchIdx += matchesLength[m];
|
5402 |
|
5403 | while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
|
5404 | iIndex += textContentItemsStr[i].length;
|
5405 | i++;
|
5406 | }
|
5407 |
|
5408 | match.end = {
|
5409 | divIdx: i,
|
5410 | offset: matchIdx - iIndex
|
5411 | };
|
5412 | result.push(match);
|
5413 | }
|
5414 |
|
5415 | return result;
|
5416 | }
|
5417 |
|
5418 | _renderMatches(matches) {
|
5419 | if (matches.length === 0) {
|
5420 | return;
|
5421 | }
|
5422 |
|
5423 | const {
|
5424 | findController,
|
5425 | pageIdx
|
5426 | } = this;
|
5427 | const {
|
5428 | textContentItemsStr,
|
5429 | textDivs
|
5430 | } = this;
|
5431 | const isSelectedPage = pageIdx === findController.selected.pageIdx;
|
5432 | const selectedMatchIdx = findController.selected.matchIdx;
|
5433 | const highlightAll = findController.state.highlightAll;
|
5434 | let prevEnd = null;
|
5435 | const infinity = {
|
5436 | divIdx: -1,
|
5437 | offset: undefined
|
5438 | };
|
5439 |
|
5440 | function beginText(begin, className) {
|
5441 | const divIdx = begin.divIdx;
|
5442 | textDivs[divIdx].textContent = "";
|
5443 | return appendTextToDiv(divIdx, 0, begin.offset, className);
|
5444 | }
|
5445 |
|
5446 | function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
|
5447 | let div = textDivs[divIdx];
|
5448 |
|
5449 | if (div.nodeType === Node.TEXT_NODE) {
|
5450 | const span = document.createElement("span");
|
5451 | div.before(span);
|
5452 | span.append(div);
|
5453 | textDivs[divIdx] = span;
|
5454 | div = span;
|
5455 | }
|
5456 |
|
5457 | const content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
|
5458 | const node = document.createTextNode(content);
|
5459 |
|
5460 | if (className) {
|
5461 | const span = document.createElement("span");
|
5462 | span.className = `${className} appended`;
|
5463 | span.append(node);
|
5464 | div.append(span);
|
5465 | return className.includes("selected") ? span.offsetLeft : 0;
|
5466 | }
|
5467 |
|
5468 | div.append(node);
|
5469 | return 0;
|
5470 | }
|
5471 |
|
5472 | let i0 = selectedMatchIdx,
|
5473 | i1 = i0 + 1;
|
5474 |
|
5475 | if (highlightAll) {
|
5476 | i0 = 0;
|
5477 | i1 = matches.length;
|
5478 | } else if (!isSelectedPage) {
|
5479 | return;
|
5480 | }
|
5481 |
|
5482 | for (let i = i0; i < i1; i++) {
|
5483 | const match = matches[i];
|
5484 | const begin = match.begin;
|
5485 | const end = match.end;
|
5486 | const isSelected = isSelectedPage && i === selectedMatchIdx;
|
5487 | const highlightSuffix = isSelected ? " selected" : "";
|
5488 | let selectedLeft = 0;
|
5489 |
|
5490 | if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
|
5491 | if (prevEnd !== null) {
|
5492 | appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
|
5493 | }
|
5494 |
|
5495 | beginText(begin);
|
5496 | } else {
|
5497 | appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset);
|
5498 | }
|
5499 |
|
5500 | if (begin.divIdx === end.divIdx) {
|
5501 | selectedLeft = appendTextToDiv(begin.divIdx, begin.offset, end.offset, "highlight" + highlightSuffix);
|
5502 | } else {
|
5503 | selectedLeft = appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, "highlight begin" + highlightSuffix);
|
5504 |
|
5505 | for (let n0 = begin.divIdx + 1, n1 = end.divIdx; n0 < n1; n0++) {
|
5506 | textDivs[n0].className = "highlight middle" + highlightSuffix;
|
5507 | }
|
5508 |
|
5509 | beginText(end, "highlight end" + highlightSuffix);
|
5510 | }
|
5511 |
|
5512 | prevEnd = end;
|
5513 |
|
5514 | if (isSelected) {
|
5515 | findController.scrollMatchIntoView({
|
5516 | element: textDivs[begin.divIdx],
|
5517 | selectedLeft,
|
5518 | pageIndex: pageIdx,
|
5519 | matchIndex: selectedMatchIdx
|
5520 | });
|
5521 | }
|
5522 | }
|
5523 |
|
5524 | if (prevEnd) {
|
5525 | appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
|
5526 | }
|
5527 | }
|
5528 |
|
5529 | _updateMatches() {
|
5530 | if (!this.enabled) {
|
5531 | return;
|
5532 | }
|
5533 |
|
5534 | const {
|
5535 | findController,
|
5536 | matches,
|
5537 | pageIdx
|
5538 | } = this;
|
5539 | const {
|
5540 | textContentItemsStr,
|
5541 | textDivs
|
5542 | } = this;
|
5543 | let clearedUntilDivIdx = -1;
|
5544 |
|
5545 | for (let i = 0, ii = matches.length; i < ii; i++) {
|
5546 | const match = matches[i];
|
5547 | const begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
|
5548 |
|
5549 | for (let n = begin, end = match.end.divIdx; n <= end; n++) {
|
5550 | const div = textDivs[n];
|
5551 | div.textContent = textContentItemsStr[n];
|
5552 | div.className = "";
|
5553 | }
|
5554 |
|
5555 | clearedUntilDivIdx = match.end.divIdx + 1;
|
5556 | }
|
5557 |
|
5558 | if (!findController?.highlightMatches) {
|
5559 | return;
|
5560 | }
|
5561 |
|
5562 | const pageMatches = findController.pageMatches[pageIdx] || null;
|
5563 | const pageMatchesLength = findController.pageMatchesLength[pageIdx] || null;
|
5564 | this.matches = this._convertMatches(pageMatches, pageMatchesLength);
|
5565 |
|
5566 | this._renderMatches(this.matches);
|
5567 | }
|
5568 |
|
5569 | }
|
5570 |
|
5571 | exports.TextHighlighter = TextHighlighter;
|
5572 |
|
5573 | }),
|
5574 |
|
5575 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
5576 |
|
5577 |
|
5578 |
|
5579 | Object.defineProperty(exports, "__esModule", ({
|
5580 | value: true
|
5581 | }));
|
5582 | exports.DownloadManager = void 0;
|
5583 |
|
5584 | var _pdfjsLib = __w_pdfjs_require__(3);
|
5585 |
|
5586 | ;
|
5587 |
|
5588 | function download(blobUrl, filename) {
|
5589 | const a = document.createElement("a");
|
5590 |
|
5591 | if (!a.click) {
|
5592 | throw new Error('DownloadManager: "a.click()" is not supported.');
|
5593 | }
|
5594 |
|
5595 | a.href = blobUrl;
|
5596 | a.target = "_parent";
|
5597 |
|
5598 | if ("download" in a) {
|
5599 | a.download = filename;
|
5600 | }
|
5601 |
|
5602 | (document.body || document.documentElement).append(a);
|
5603 | a.click();
|
5604 | a.remove();
|
5605 | }
|
5606 |
|
5607 | class DownloadManager {
|
5608 | constructor() {
|
5609 | this._openBlobUrls = new WeakMap();
|
5610 | }
|
5611 |
|
5612 | downloadUrl(url, filename) {
|
5613 | if (!(0, _pdfjsLib.createValidAbsoluteUrl)(url, "http://example.com")) {
|
5614 | console.error(`downloadUrl - not a valid URL: ${url}`);
|
5615 | return;
|
5616 | }
|
5617 |
|
5618 | download(url + "#pdfjs.action=download", filename);
|
5619 | }
|
5620 |
|
5621 | downloadData(data, filename, contentType) {
|
5622 | const blobUrl = URL.createObjectURL(new Blob([data], {
|
5623 | type: contentType
|
5624 | }));
|
5625 | download(blobUrl, filename);
|
5626 | }
|
5627 |
|
5628 | openOrDownloadData(element, data, filename) {
|
5629 | const isPdfData = (0, _pdfjsLib.isPdfFile)(filename);
|
5630 | const contentType = isPdfData ? "application/pdf" : "";
|
5631 |
|
5632 | if (isPdfData) {
|
5633 | let blobUrl = this._openBlobUrls.get(element);
|
5634 |
|
5635 | if (!blobUrl) {
|
5636 | blobUrl = URL.createObjectURL(new Blob([data], {
|
5637 | type: contentType
|
5638 | }));
|
5639 |
|
5640 | this._openBlobUrls.set(element, blobUrl);
|
5641 | }
|
5642 |
|
5643 | let viewerUrl;
|
5644 | viewerUrl = "?file=" + encodeURIComponent(blobUrl + "#" + filename);
|
5645 |
|
5646 | try {
|
5647 | window.open(viewerUrl);
|
5648 | return true;
|
5649 | } catch (ex) {
|
5650 | console.error(`openOrDownloadData: ${ex}`);
|
5651 | URL.revokeObjectURL(blobUrl);
|
5652 |
|
5653 | this._openBlobUrls.delete(element);
|
5654 | }
|
5655 | }
|
5656 |
|
5657 | this.downloadData(data, filename, contentType);
|
5658 | return false;
|
5659 | }
|
5660 |
|
5661 | download(blob, url, filename) {
|
5662 | const blobUrl = URL.createObjectURL(blob);
|
5663 | download(blobUrl, filename);
|
5664 | }
|
5665 |
|
5666 | }
|
5667 |
|
5668 | exports.DownloadManager = DownloadManager;
|
5669 |
|
5670 | }),
|
5671 |
|
5672 | ((__unused_webpack_module, exports) => {
|
5673 |
|
5674 |
|
5675 |
|
5676 | Object.defineProperty(exports, "__esModule", ({
|
5677 | value: true
|
5678 | }));
|
5679 | exports.WaitOnType = exports.EventBus = exports.AutomationEventBus = void 0;
|
5680 | exports.waitOnEventOrTimeout = waitOnEventOrTimeout;
|
5681 | const WaitOnType = {
|
5682 | EVENT: "event",
|
5683 | TIMEOUT: "timeout"
|
5684 | };
|
5685 | exports.WaitOnType = WaitOnType;
|
5686 |
|
5687 | function waitOnEventOrTimeout({
|
5688 | target,
|
5689 | name,
|
5690 | delay = 0
|
5691 | }) {
|
5692 | return new Promise(function (resolve, reject) {
|
5693 | if (typeof target !== "object" || !(name && typeof name === "string") || !(Number.isInteger(delay) && delay >= 0)) {
|
5694 | throw new Error("waitOnEventOrTimeout - invalid parameters.");
|
5695 | }
|
5696 |
|
5697 | function handler(type) {
|
5698 | if (target instanceof EventBus) {
|
5699 | target._off(name, eventHandler);
|
5700 | } else {
|
5701 | target.removeEventListener(name, eventHandler);
|
5702 | }
|
5703 |
|
5704 | if (timeout) {
|
5705 | clearTimeout(timeout);
|
5706 | }
|
5707 |
|
5708 | resolve(type);
|
5709 | }
|
5710 |
|
5711 | const eventHandler = handler.bind(null, WaitOnType.EVENT);
|
5712 |
|
5713 | if (target instanceof EventBus) {
|
5714 | target._on(name, eventHandler);
|
5715 | } else {
|
5716 | target.addEventListener(name, eventHandler);
|
5717 | }
|
5718 |
|
5719 | const timeoutHandler = handler.bind(null, WaitOnType.TIMEOUT);
|
5720 | const timeout = setTimeout(timeoutHandler, delay);
|
5721 | });
|
5722 | }
|
5723 |
|
5724 | class EventBus {
|
5725 | constructor() {
|
5726 | this._listeners = Object.create(null);
|
5727 | }
|
5728 |
|
5729 | on(eventName, listener, options = null) {
|
5730 | this._on(eventName, listener, {
|
5731 | external: true,
|
5732 | once: options?.once
|
5733 | });
|
5734 | }
|
5735 |
|
5736 | off(eventName, listener, options = null) {
|
5737 | this._off(eventName, listener, {
|
5738 | external: true,
|
5739 | once: options?.once
|
5740 | });
|
5741 | }
|
5742 |
|
5743 | dispatch(eventName, data) {
|
5744 | const eventListeners = this._listeners[eventName];
|
5745 |
|
5746 | if (!eventListeners || eventListeners.length === 0) {
|
5747 | return;
|
5748 | }
|
5749 |
|
5750 | let externalListeners;
|
5751 |
|
5752 | for (const {
|
5753 | listener,
|
5754 | external,
|
5755 | once
|
5756 | } of eventListeners.slice(0)) {
|
5757 | if (once) {
|
5758 | this._off(eventName, listener);
|
5759 | }
|
5760 |
|
5761 | if (external) {
|
5762 | (externalListeners ||= []).push(listener);
|
5763 | continue;
|
5764 | }
|
5765 |
|
5766 | listener(data);
|
5767 | }
|
5768 |
|
5769 | if (externalListeners) {
|
5770 | for (const listener of externalListeners) {
|
5771 | listener(data);
|
5772 | }
|
5773 |
|
5774 | externalListeners = null;
|
5775 | }
|
5776 | }
|
5777 |
|
5778 | _on(eventName, listener, options = null) {
|
5779 | const eventListeners = this._listeners[eventName] ||= [];
|
5780 | eventListeners.push({
|
5781 | listener,
|
5782 | external: options?.external === true,
|
5783 | once: options?.once === true
|
5784 | });
|
5785 | }
|
5786 |
|
5787 | _off(eventName, listener, options = null) {
|
5788 | const eventListeners = this._listeners[eventName];
|
5789 |
|
5790 | if (!eventListeners) {
|
5791 | return;
|
5792 | }
|
5793 |
|
5794 | for (let i = 0, ii = eventListeners.length; i < ii; i++) {
|
5795 | if (eventListeners[i].listener === listener) {
|
5796 | eventListeners.splice(i, 1);
|
5797 | return;
|
5798 | }
|
5799 | }
|
5800 | }
|
5801 |
|
5802 | }
|
5803 |
|
5804 | exports.EventBus = EventBus;
|
5805 |
|
5806 | class AutomationEventBus extends EventBus {
|
5807 | dispatch(eventName, data) {
|
5808 | throw new Error("Not implemented: AutomationEventBus.dispatch");
|
5809 | }
|
5810 |
|
5811 | }
|
5812 |
|
5813 | exports.AutomationEventBus = AutomationEventBus;
|
5814 |
|
5815 | }),
|
5816 |
|
5817 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
5818 |
|
5819 |
|
5820 |
|
5821 | Object.defineProperty(exports, "__esModule", ({
|
5822 | value: true
|
5823 | }));
|
5824 | exports.GenericL10n = void 0;
|
5825 |
|
5826 | __w_pdfjs_require__(20);
|
5827 |
|
5828 | var _l10n_utils = __w_pdfjs_require__(4);
|
5829 |
|
5830 | const webL10n = document.webL10n;
|
5831 |
|
5832 | class GenericL10n {
|
5833 | constructor(lang) {
|
5834 | this._lang = lang;
|
5835 | this._ready = new Promise((resolve, reject) => {
|
5836 | webL10n.setLanguage((0, _l10n_utils.fixupLangCode)(lang), () => {
|
5837 | resolve(webL10n);
|
5838 | });
|
5839 | });
|
5840 | }
|
5841 |
|
5842 | async getLanguage() {
|
5843 | const l10n = await this._ready;
|
5844 | return l10n.getLanguage();
|
5845 | }
|
5846 |
|
5847 | async getDirection() {
|
5848 | const l10n = await this._ready;
|
5849 | return l10n.getDirection();
|
5850 | }
|
5851 |
|
5852 | async get(key, args = null, fallback = (0, _l10n_utils.getL10nFallback)(key, args)) {
|
5853 | const l10n = await this._ready;
|
5854 | return l10n.get(key, args, fallback);
|
5855 | }
|
5856 |
|
5857 | async translate(element) {
|
5858 | const l10n = await this._ready;
|
5859 | return l10n.translate(element);
|
5860 | }
|
5861 |
|
5862 | }
|
5863 |
|
5864 | exports.GenericL10n = GenericL10n;
|
5865 |
|
5866 | }),
|
5867 |
|
5868 | (() => {
|
5869 |
|
5870 |
|
5871 |
|
5872 | document.webL10n = function (window, document, undefined) {
|
5873 | var gL10nData = {};
|
5874 | var gTextData = '';
|
5875 | var gTextProp = 'textContent';
|
5876 | var gLanguage = '';
|
5877 | var gMacros = {};
|
5878 | var gReadyState = 'loading';
|
5879 | var gAsyncResourceLoading = true;
|
5880 |
|
5881 | function getL10nResourceLinks() {
|
5882 | return document.querySelectorAll('link[type="application/l10n"]');
|
5883 | }
|
5884 |
|
5885 | function getL10nDictionary() {
|
5886 | var script = document.querySelector('script[type="application/l10n"]');
|
5887 | return script ? JSON.parse(script.innerHTML) : null;
|
5888 | }
|
5889 |
|
5890 | function getTranslatableChildren(element) {
|
5891 | return element ? element.querySelectorAll('*[data-l10n-id]') : [];
|
5892 | }
|
5893 |
|
5894 | function getL10nAttributes(element) {
|
5895 | if (!element) return {};
|
5896 | var l10nId = element.getAttribute('data-l10n-id');
|
5897 | var l10nArgs = element.getAttribute('data-l10n-args');
|
5898 | var args = {};
|
5899 |
|
5900 | if (l10nArgs) {
|
5901 | try {
|
5902 | args = JSON.parse(l10nArgs);
|
5903 | } catch (e) {
|
5904 | console.warn('could not parse arguments for #' + l10nId);
|
5905 | }
|
5906 | }
|
5907 |
|
5908 | return {
|
5909 | id: l10nId,
|
5910 | args: args
|
5911 | };
|
5912 | }
|
5913 |
|
5914 | function xhrLoadText(url, onSuccess, onFailure) {
|
5915 | onSuccess = onSuccess || function _onSuccess(data) {};
|
5916 |
|
5917 | onFailure = onFailure || function _onFailure() {};
|
5918 |
|
5919 | var xhr = new XMLHttpRequest();
|
5920 | xhr.open('GET', url, gAsyncResourceLoading);
|
5921 |
|
5922 | if (xhr.overrideMimeType) {
|
5923 | xhr.overrideMimeType('text/plain; charset=utf-8');
|
5924 | }
|
5925 |
|
5926 | xhr.onreadystatechange = function () {
|
5927 | if (xhr.readyState == 4) {
|
5928 | if (xhr.status == 200 || xhr.status === 0) {
|
5929 | onSuccess(xhr.responseText);
|
5930 | } else {
|
5931 | onFailure();
|
5932 | }
|
5933 | }
|
5934 | };
|
5935 |
|
5936 | xhr.onerror = onFailure;
|
5937 | xhr.ontimeout = onFailure;
|
5938 |
|
5939 | try {
|
5940 | xhr.send(null);
|
5941 | } catch (e) {
|
5942 | onFailure();
|
5943 | }
|
5944 | }
|
5945 |
|
5946 | function parseResource(href, lang, successCallback, failureCallback) {
|
5947 | var baseURL = href.replace(/[^\/]*$/, '') || './';
|
5948 |
|
5949 | function evalString(text) {
|
5950 | if (text.lastIndexOf('\\') < 0) return text;
|
5951 | return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'");
|
5952 | }
|
5953 |
|
5954 | function parseProperties(text, parsedPropertiesCallback) {
|
5955 | var dictionary = {};
|
5956 | var reBlank = /^\s*|\s*$/;
|
5957 | var reComment = /^\s*#|^\s*$/;
|
5958 | var reSection = /^\s*\[(.*)\]\s*$/;
|
5959 | var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
|
5960 | var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;
|
5961 |
|
5962 | function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
|
5963 | var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
|
5964 | var currentLang = '*';
|
5965 | var genericLang = lang.split('-', 1)[0];
|
5966 | var skipLang = false;
|
5967 | var match = '';
|
5968 |
|
5969 | function nextEntry() {
|
5970 | while (true) {
|
5971 | if (!entries.length) {
|
5972 | parsedRawLinesCallback();
|
5973 | return;
|
5974 | }
|
5975 |
|
5976 | var line = entries.shift();
|
5977 | if (reComment.test(line)) continue;
|
5978 |
|
5979 | if (extendedSyntax) {
|
5980 | match = reSection.exec(line);
|
5981 |
|
5982 | if (match) {
|
5983 | currentLang = match[1].toLowerCase();
|
5984 | skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
|
5985 | continue;
|
5986 | } else if (skipLang) {
|
5987 | continue;
|
5988 | }
|
5989 |
|
5990 | match = reImport.exec(line);
|
5991 |
|
5992 | if (match) {
|
5993 | loadImport(baseURL + match[1], nextEntry);
|
5994 | return;
|
5995 | }
|
5996 | }
|
5997 |
|
5998 | var tmp = line.match(reSplit);
|
5999 |
|
6000 | if (tmp && tmp.length == 3) {
|
6001 | dictionary[tmp[1]] = evalString(tmp[2]);
|
6002 | }
|
6003 | }
|
6004 | }
|
6005 |
|
6006 | nextEntry();
|
6007 | }
|
6008 |
|
6009 | function loadImport(url, callback) {
|
6010 | xhrLoadText(url, function (content) {
|
6011 | parseRawLines(content, false, callback);
|
6012 | }, function () {
|
6013 | console.warn(url + ' not found.');
|
6014 | callback();
|
6015 | });
|
6016 | }
|
6017 |
|
6018 | parseRawLines(text, true, function () {
|
6019 | parsedPropertiesCallback(dictionary);
|
6020 | });
|
6021 | }
|
6022 |
|
6023 | xhrLoadText(href, function (response) {
|
6024 | gTextData += response;
|
6025 | parseProperties(response, function (data) {
|
6026 | for (var key in data) {
|
6027 | var id,
|
6028 | prop,
|
6029 | index = key.lastIndexOf('.');
|
6030 |
|
6031 | if (index > 0) {
|
6032 | id = key.substring(0, index);
|
6033 | prop = key.substring(index + 1);
|
6034 | } else {
|
6035 | id = key;
|
6036 | prop = gTextProp;
|
6037 | }
|
6038 |
|
6039 | if (!gL10nData[id]) {
|
6040 | gL10nData[id] = {};
|
6041 | }
|
6042 |
|
6043 | gL10nData[id][prop] = data[key];
|
6044 | }
|
6045 |
|
6046 | if (successCallback) {
|
6047 | successCallback();
|
6048 | }
|
6049 | });
|
6050 | }, failureCallback);
|
6051 | }
|
6052 |
|
6053 | function loadLocale(lang, callback) {
|
6054 | if (lang) {
|
6055 | lang = lang.toLowerCase();
|
6056 | }
|
6057 |
|
6058 | callback = callback || function _callback() {};
|
6059 |
|
6060 | clear();
|
6061 | gLanguage = lang;
|
6062 | var langLinks = getL10nResourceLinks();
|
6063 | var langCount = langLinks.length;
|
6064 |
|
6065 | if (langCount === 0) {
|
6066 | var dict = getL10nDictionary();
|
6067 |
|
6068 | if (dict && dict.locales && dict.default_locale) {
|
6069 | console.log('using the embedded JSON directory, early way out');
|
6070 | gL10nData = dict.locales[lang];
|
6071 |
|
6072 | if (!gL10nData) {
|
6073 | var defaultLocale = dict.default_locale.toLowerCase();
|
6074 |
|
6075 | for (var anyCaseLang in dict.locales) {
|
6076 | anyCaseLang = anyCaseLang.toLowerCase();
|
6077 |
|
6078 | if (anyCaseLang === lang) {
|
6079 | gL10nData = dict.locales[lang];
|
6080 | break;
|
6081 | } else if (anyCaseLang === defaultLocale) {
|
6082 | gL10nData = dict.locales[defaultLocale];
|
6083 | }
|
6084 | }
|
6085 | }
|
6086 |
|
6087 | callback();
|
6088 | } else {
|
6089 | console.log('no resource to load, early way out');
|
6090 | }
|
6091 |
|
6092 | gReadyState = 'complete';
|
6093 | return;
|
6094 | }
|
6095 |
|
6096 | var onResourceLoaded = null;
|
6097 | var gResourceCount = 0;
|
6098 |
|
6099 | onResourceLoaded = function () {
|
6100 | gResourceCount++;
|
6101 |
|
6102 | if (gResourceCount >= langCount) {
|
6103 | callback();
|
6104 | gReadyState = 'complete';
|
6105 | }
|
6106 | };
|
6107 |
|
6108 | function L10nResourceLink(link) {
|
6109 | var href = link.href;
|
6110 |
|
6111 | this.load = function (lang, callback) {
|
6112 | parseResource(href, lang, callback, function () {
|
6113 | console.warn(href + ' not found.');
|
6114 | console.warn('"' + lang + '" resource not found');
|
6115 | gLanguage = '';
|
6116 | callback();
|
6117 | });
|
6118 | };
|
6119 | }
|
6120 |
|
6121 | for (var i = 0; i < langCount; i++) {
|
6122 | var resource = new L10nResourceLink(langLinks[i]);
|
6123 | resource.load(lang, onResourceLoaded);
|
6124 | }
|
6125 | }
|
6126 |
|
6127 | function clear() {
|
6128 | gL10nData = {};
|
6129 | gTextData = '';
|
6130 | gLanguage = '';
|
6131 | }
|
6132 |
|
6133 | function getPluralRules(lang) {
|
6134 | var locales2rules = {
|
6135 | 'af': 3,
|
6136 | 'ak': 4,
|
6137 | 'am': 4,
|
6138 | 'ar': 1,
|
6139 | 'asa': 3,
|
6140 | 'az': 0,
|
6141 | 'be': 11,
|
6142 | 'bem': 3,
|
6143 | 'bez': 3,
|
6144 | 'bg': 3,
|
6145 | 'bh': 4,
|
6146 | 'bm': 0,
|
6147 | 'bn': 3,
|
6148 | 'bo': 0,
|
6149 | 'br': 20,
|
6150 | 'brx': 3,
|
6151 | 'bs': 11,
|
6152 | 'ca': 3,
|
6153 | 'cgg': 3,
|
6154 | 'chr': 3,
|
6155 | 'cs': 12,
|
6156 | 'cy': 17,
|
6157 | 'da': 3,
|
6158 | 'de': 3,
|
6159 | 'dv': 3,
|
6160 | 'dz': 0,
|
6161 | 'ee': 3,
|
6162 | 'el': 3,
|
6163 | 'en': 3,
|
6164 | 'eo': 3,
|
6165 | 'es': 3,
|
6166 | 'et': 3,
|
6167 | 'eu': 3,
|
6168 | 'fa': 0,
|
6169 | 'ff': 5,
|
6170 | 'fi': 3,
|
6171 | 'fil': 4,
|
6172 | 'fo': 3,
|
6173 | 'fr': 5,
|
6174 | 'fur': 3,
|
6175 | 'fy': 3,
|
6176 | 'ga': 8,
|
6177 | 'gd': 24,
|
6178 | 'gl': 3,
|
6179 | 'gsw': 3,
|
6180 | 'gu': 3,
|
6181 | 'guw': 4,
|
6182 | 'gv': 23,
|
6183 | 'ha': 3,
|
6184 | 'haw': 3,
|
6185 | 'he': 2,
|
6186 | 'hi': 4,
|
6187 | 'hr': 11,
|
6188 | 'hu': 0,
|
6189 | 'id': 0,
|
6190 | 'ig': 0,
|
6191 | 'ii': 0,
|
6192 | 'is': 3,
|
6193 | 'it': 3,
|
6194 | 'iu': 7,
|
6195 | 'ja': 0,
|
6196 | 'jmc': 3,
|
6197 | 'jv': 0,
|
6198 | 'ka': 0,
|
6199 | 'kab': 5,
|
6200 | 'kaj': 3,
|
6201 | 'kcg': 3,
|
6202 | 'kde': 0,
|
6203 | 'kea': 0,
|
6204 | 'kk': 3,
|
6205 | 'kl': 3,
|
6206 | 'km': 0,
|
6207 | 'kn': 0,
|
6208 | 'ko': 0,
|
6209 | 'ksb': 3,
|
6210 | 'ksh': 21,
|
6211 | 'ku': 3,
|
6212 | 'kw': 7,
|
6213 | 'lag': 18,
|
6214 | 'lb': 3,
|
6215 | 'lg': 3,
|
6216 | 'ln': 4,
|
6217 | 'lo': 0,
|
6218 | 'lt': 10,
|
6219 | 'lv': 6,
|
6220 | 'mas': 3,
|
6221 | 'mg': 4,
|
6222 | 'mk': 16,
|
6223 | 'ml': 3,
|
6224 | 'mn': 3,
|
6225 | 'mo': 9,
|
6226 | 'mr': 3,
|
6227 | 'ms': 0,
|
6228 | 'mt': 15,
|
6229 | 'my': 0,
|
6230 | 'nah': 3,
|
6231 | 'naq': 7,
|
6232 | 'nb': 3,
|
6233 | 'nd': 3,
|
6234 | 'ne': 3,
|
6235 | 'nl': 3,
|
6236 | 'nn': 3,
|
6237 | 'no': 3,
|
6238 | 'nr': 3,
|
6239 | 'nso': 4,
|
6240 | 'ny': 3,
|
6241 | 'nyn': 3,
|
6242 | 'om': 3,
|
6243 | 'or': 3,
|
6244 | 'pa': 3,
|
6245 | 'pap': 3,
|
6246 | 'pl': 13,
|
6247 | 'ps': 3,
|
6248 | 'pt': 3,
|
6249 | 'rm': 3,
|
6250 | 'ro': 9,
|
6251 | 'rof': 3,
|
6252 | 'ru': 11,
|
6253 | 'rwk': 3,
|
6254 | 'sah': 0,
|
6255 | 'saq': 3,
|
6256 | 'se': 7,
|
6257 | 'seh': 3,
|
6258 | 'ses': 0,
|
6259 | 'sg': 0,
|
6260 | 'sh': 11,
|
6261 | 'shi': 19,
|
6262 | 'sk': 12,
|
6263 | 'sl': 14,
|
6264 | 'sma': 7,
|
6265 | 'smi': 7,
|
6266 | 'smj': 7,
|
6267 | 'smn': 7,
|
6268 | 'sms': 7,
|
6269 | 'sn': 3,
|
6270 | 'so': 3,
|
6271 | 'sq': 3,
|
6272 | 'sr': 11,
|
6273 | 'ss': 3,
|
6274 | 'ssy': 3,
|
6275 | 'st': 3,
|
6276 | 'sv': 3,
|
6277 | 'sw': 3,
|
6278 | 'syr': 3,
|
6279 | 'ta': 3,
|
6280 | 'te': 3,
|
6281 | 'teo': 3,
|
6282 | 'th': 0,
|
6283 | 'ti': 4,
|
6284 | 'tig': 3,
|
6285 | 'tk': 3,
|
6286 | 'tl': 4,
|
6287 | 'tn': 3,
|
6288 | 'to': 0,
|
6289 | 'tr': 0,
|
6290 | 'ts': 3,
|
6291 | 'tzm': 22,
|
6292 | 'uk': 11,
|
6293 | 'ur': 3,
|
6294 | 've': 3,
|
6295 | 'vi': 0,
|
6296 | 'vun': 3,
|
6297 | 'wa': 4,
|
6298 | 'wae': 3,
|
6299 | 'wo': 0,
|
6300 | 'xh': 3,
|
6301 | 'xog': 3,
|
6302 | 'yo': 0,
|
6303 | 'zh': 0,
|
6304 | 'zu': 3
|
6305 | };
|
6306 |
|
6307 | function isIn(n, list) {
|
6308 | return list.indexOf(n) !== -1;
|
6309 | }
|
6310 |
|
6311 | function isBetween(n, start, end) {
|
6312 | return start <= n && n <= end;
|
6313 | }
|
6314 |
|
6315 | var pluralRules = {
|
6316 | '0': function (n) {
|
6317 | return 'other';
|
6318 | },
|
6319 | '1': function (n) {
|
6320 | if (isBetween(n % 100, 3, 10)) return 'few';
|
6321 | if (n === 0) return 'zero';
|
6322 | if (isBetween(n % 100, 11, 99)) return 'many';
|
6323 | if (n == 2) return 'two';
|
6324 | if (n == 1) return 'one';
|
6325 | return 'other';
|
6326 | },
|
6327 | '2': function (n) {
|
6328 | if (n !== 0 && n % 10 === 0) return 'many';
|
6329 | if (n == 2) return 'two';
|
6330 | if (n == 1) return 'one';
|
6331 | return 'other';
|
6332 | },
|
6333 | '3': function (n) {
|
6334 | if (n == 1) return 'one';
|
6335 | return 'other';
|
6336 | },
|
6337 | '4': function (n) {
|
6338 | if (isBetween(n, 0, 1)) return 'one';
|
6339 | return 'other';
|
6340 | },
|
6341 | '5': function (n) {
|
6342 | if (isBetween(n, 0, 2) && n != 2) return 'one';
|
6343 | return 'other';
|
6344 | },
|
6345 | '6': function (n) {
|
6346 | if (n === 0) return 'zero';
|
6347 | if (n % 10 == 1 && n % 100 != 11) return 'one';
|
6348 | return 'other';
|
6349 | },
|
6350 | '7': function (n) {
|
6351 | if (n == 2) return 'two';
|
6352 | if (n == 1) return 'one';
|
6353 | return 'other';
|
6354 | },
|
6355 | '8': function (n) {
|
6356 | if (isBetween(n, 3, 6)) return 'few';
|
6357 | if (isBetween(n, 7, 10)) return 'many';
|
6358 | if (n == 2) return 'two';
|
6359 | if (n == 1) return 'one';
|
6360 | return 'other';
|
6361 | },
|
6362 | '9': function (n) {
|
6363 | if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
|
6364 | if (n == 1) return 'one';
|
6365 | return 'other';
|
6366 | },
|
6367 | '10': function (n) {
|
6368 | if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
|
6369 | if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
|
6370 | return 'other';
|
6371 | },
|
6372 | '11': function (n) {
|
6373 | if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
|
6374 | if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
|
6375 | if (n % 10 == 1 && n % 100 != 11) return 'one';
|
6376 | return 'other';
|
6377 | },
|
6378 | '12': function (n) {
|
6379 | if (isBetween(n, 2, 4)) return 'few';
|
6380 | if (n == 1) return 'one';
|
6381 | return 'other';
|
6382 | },
|
6383 | '13': function (n) {
|
6384 | if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
|
6385 | if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
|
6386 | if (n == 1) return 'one';
|
6387 | return 'other';
|
6388 | },
|
6389 | '14': function (n) {
|
6390 | if (isBetween(n % 100, 3, 4)) return 'few';
|
6391 | if (n % 100 == 2) return 'two';
|
6392 | if (n % 100 == 1) return 'one';
|
6393 | return 'other';
|
6394 | },
|
6395 | '15': function (n) {
|
6396 | if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
|
6397 | if (isBetween(n % 100, 11, 19)) return 'many';
|
6398 | if (n == 1) return 'one';
|
6399 | return 'other';
|
6400 | },
|
6401 | '16': function (n) {
|
6402 | if (n % 10 == 1 && n != 11) return 'one';
|
6403 | return 'other';
|
6404 | },
|
6405 | '17': function (n) {
|
6406 | if (n == 3) return 'few';
|
6407 | if (n === 0) return 'zero';
|
6408 | if (n == 6) return 'many';
|
6409 | if (n == 2) return 'two';
|
6410 | if (n == 1) return 'one';
|
6411 | return 'other';
|
6412 | },
|
6413 | '18': function (n) {
|
6414 | if (n === 0) return 'zero';
|
6415 | if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
|
6416 | return 'other';
|
6417 | },
|
6418 | '19': function (n) {
|
6419 | if (isBetween(n, 2, 10)) return 'few';
|
6420 | if (isBetween(n, 0, 1)) return 'one';
|
6421 | return 'other';
|
6422 | },
|
6423 | '20': function (n) {
|
6424 | if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
|
6425 | if (n % 1000000 === 0 && n !== 0) return 'many';
|
6426 | if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
|
6427 | if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
|
6428 | return 'other';
|
6429 | },
|
6430 | '21': function (n) {
|
6431 | if (n === 0) return 'zero';
|
6432 | if (n == 1) return 'one';
|
6433 | return 'other';
|
6434 | },
|
6435 | '22': function (n) {
|
6436 | if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
|
6437 | return 'other';
|
6438 | },
|
6439 | '23': function (n) {
|
6440 | if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
|
6441 | return 'other';
|
6442 | },
|
6443 | '24': function (n) {
|
6444 | if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
|
6445 | if (isIn(n, [2, 12])) return 'two';
|
6446 | if (isIn(n, [1, 11])) return 'one';
|
6447 | return 'other';
|
6448 | }
|
6449 | };
|
6450 | var index = locales2rules[lang.replace(/-.*$/, '')];
|
6451 |
|
6452 | if (!(index in pluralRules)) {
|
6453 | console.warn('plural form unknown for [' + lang + ']');
|
6454 | return function () {
|
6455 | return 'other';
|
6456 | };
|
6457 | }
|
6458 |
|
6459 | return pluralRules[index];
|
6460 | }
|
6461 |
|
6462 | gMacros.plural = function (str, param, key, prop) {
|
6463 | var n = parseFloat(param);
|
6464 | if (isNaN(n)) return str;
|
6465 | if (prop != gTextProp) return str;
|
6466 |
|
6467 | if (!gMacros._pluralRules) {
|
6468 | gMacros._pluralRules = getPluralRules(gLanguage);
|
6469 | }
|
6470 |
|
6471 | var index = '[' + gMacros._pluralRules(n) + ']';
|
6472 |
|
6473 | if (n === 0 && key + '[zero]' in gL10nData) {
|
6474 | str = gL10nData[key + '[zero]'][prop];
|
6475 | } else if (n == 1 && key + '[one]' in gL10nData) {
|
6476 | str = gL10nData[key + '[one]'][prop];
|
6477 | } else if (n == 2 && key + '[two]' in gL10nData) {
|
6478 | str = gL10nData[key + '[two]'][prop];
|
6479 | } else if (key + index in gL10nData) {
|
6480 | str = gL10nData[key + index][prop];
|
6481 | } else if (key + '[other]' in gL10nData) {
|
6482 | str = gL10nData[key + '[other]'][prop];
|
6483 | }
|
6484 |
|
6485 | return str;
|
6486 | };
|
6487 |
|
6488 | function getL10nData(key, args, fallback) {
|
6489 | var data = gL10nData[key];
|
6490 |
|
6491 | if (!data) {
|
6492 | console.warn('#' + key + ' is undefined.');
|
6493 |
|
6494 | if (!fallback) {
|
6495 | return null;
|
6496 | }
|
6497 |
|
6498 | data = fallback;
|
6499 | }
|
6500 |
|
6501 | var rv = {};
|
6502 |
|
6503 | for (var prop in data) {
|
6504 | var str = data[prop];
|
6505 | str = substIndexes(str, args, key, prop);
|
6506 | str = substArguments(str, args, key);
|
6507 | rv[prop] = str;
|
6508 | }
|
6509 |
|
6510 | return rv;
|
6511 | }
|
6512 |
|
6513 | function substIndexes(str, args, key, prop) {
|
6514 | var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
|
6515 | var reMatch = reIndex.exec(str);
|
6516 | if (!reMatch || !reMatch.length) return str;
|
6517 | var macroName = reMatch[1];
|
6518 | var paramName = reMatch[2];
|
6519 | var param;
|
6520 |
|
6521 | if (args && paramName in args) {
|
6522 | param = args[paramName];
|
6523 | } else if (paramName in gL10nData) {
|
6524 | param = gL10nData[paramName];
|
6525 | }
|
6526 |
|
6527 | if (macroName in gMacros) {
|
6528 | var macro = gMacros[macroName];
|
6529 | str = macro(str, param, key, prop);
|
6530 | }
|
6531 |
|
6532 | return str;
|
6533 | }
|
6534 |
|
6535 | function substArguments(str, args, key) {
|
6536 | var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
|
6537 | return str.replace(reArgs, function (matched_text, arg) {
|
6538 | if (args && arg in args) {
|
6539 | return args[arg];
|
6540 | }
|
6541 |
|
6542 | if (arg in gL10nData) {
|
6543 | return gL10nData[arg];
|
6544 | }
|
6545 |
|
6546 | console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
|
6547 | return matched_text;
|
6548 | });
|
6549 | }
|
6550 |
|
6551 | function translateElement(element) {
|
6552 | var l10n = getL10nAttributes(element);
|
6553 | if (!l10n.id) return;
|
6554 | var data = getL10nData(l10n.id, l10n.args);
|
6555 |
|
6556 | if (!data) {
|
6557 | console.warn('#' + l10n.id + ' is undefined.');
|
6558 | return;
|
6559 | }
|
6560 |
|
6561 | if (data[gTextProp]) {
|
6562 | if (getChildElementCount(element) === 0) {
|
6563 | element[gTextProp] = data[gTextProp];
|
6564 | } else {
|
6565 | var children = element.childNodes;
|
6566 | var found = false;
|
6567 |
|
6568 | for (var i = 0, l = children.length; i < l; i++) {
|
6569 | if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
|
6570 | if (found) {
|
6571 | children[i].nodeValue = '';
|
6572 | } else {
|
6573 | children[i].nodeValue = data[gTextProp];
|
6574 | found = true;
|
6575 | }
|
6576 | }
|
6577 | }
|
6578 |
|
6579 | if (!found) {
|
6580 | var textNode = document.createTextNode(data[gTextProp]);
|
6581 | element.prepend(textNode);
|
6582 | }
|
6583 | }
|
6584 |
|
6585 | delete data[gTextProp];
|
6586 | }
|
6587 |
|
6588 | for (var k in data) {
|
6589 | element[k] = data[k];
|
6590 | }
|
6591 | }
|
6592 |
|
6593 | function getChildElementCount(element) {
|
6594 | if (element.children) {
|
6595 | return element.children.length;
|
6596 | }
|
6597 |
|
6598 | if (typeof element.childElementCount !== 'undefined') {
|
6599 | return element.childElementCount;
|
6600 | }
|
6601 |
|
6602 | var count = 0;
|
6603 |
|
6604 | for (var i = 0; i < element.childNodes.length; i++) {
|
6605 | count += element.nodeType === 1 ? 1 : 0;
|
6606 | }
|
6607 |
|
6608 | return count;
|
6609 | }
|
6610 |
|
6611 | function translateFragment(element) {
|
6612 | element = element || document.documentElement;
|
6613 | var children = getTranslatableChildren(element);
|
6614 | var elementCount = children.length;
|
6615 |
|
6616 | for (var i = 0; i < elementCount; i++) {
|
6617 | translateElement(children[i]);
|
6618 | }
|
6619 |
|
6620 | translateElement(element);
|
6621 | }
|
6622 |
|
6623 | return {
|
6624 | get: function (key, args, fallbackString) {
|
6625 | var index = key.lastIndexOf('.');
|
6626 | var prop = gTextProp;
|
6627 |
|
6628 | if (index > 0) {
|
6629 | prop = key.substring(index + 1);
|
6630 | key = key.substring(0, index);
|
6631 | }
|
6632 |
|
6633 | var fallback;
|
6634 |
|
6635 | if (fallbackString) {
|
6636 | fallback = {};
|
6637 | fallback[prop] = fallbackString;
|
6638 | }
|
6639 |
|
6640 | var data = getL10nData(key, args, fallback);
|
6641 |
|
6642 | if (data && prop in data) {
|
6643 | return data[prop];
|
6644 | }
|
6645 |
|
6646 | return '{{' + key + '}}';
|
6647 | },
|
6648 | getData: function () {
|
6649 | return gL10nData;
|
6650 | },
|
6651 | getText: function () {
|
6652 | return gTextData;
|
6653 | },
|
6654 | getLanguage: function () {
|
6655 | return gLanguage;
|
6656 | },
|
6657 | setLanguage: function (lang, callback) {
|
6658 | loadLocale(lang, function () {
|
6659 | if (callback) callback();
|
6660 | });
|
6661 | },
|
6662 | getDirection: function () {
|
6663 | var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
|
6664 | var shortCode = gLanguage.split('-', 1)[0];
|
6665 | return rtlList.indexOf(shortCode) >= 0 ? 'rtl' : 'ltr';
|
6666 | },
|
6667 | translate: translateFragment,
|
6668 | getReadyState: function () {
|
6669 | return gReadyState;
|
6670 | },
|
6671 | ready: function (callback) {
|
6672 | if (!callback) {
|
6673 | return;
|
6674 | } else if (gReadyState == 'complete' || gReadyState == 'interactive') {
|
6675 | window.setTimeout(function () {
|
6676 | callback();
|
6677 | });
|
6678 | } else if (document.addEventListener) {
|
6679 | document.addEventListener('localized', function once() {
|
6680 | document.removeEventListener('localized', once);
|
6681 | callback();
|
6682 | });
|
6683 | }
|
6684 | }
|
6685 | };
|
6686 | }(window, document);
|
6687 |
|
6688 | }),
|
6689 |
|
6690 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
6691 |
|
6692 |
|
6693 |
|
6694 | Object.defineProperty(exports, "__esModule", ({
|
6695 | value: true
|
6696 | }));
|
6697 | exports.PDFFindController = exports.FindState = void 0;
|
6698 |
|
6699 | var _pdfjsLib = __w_pdfjs_require__(3);
|
6700 |
|
6701 | var _pdf_find_utils = __w_pdfjs_require__(22);
|
6702 |
|
6703 | var _ui_utils = __w_pdfjs_require__(7);
|
6704 |
|
6705 | const FindState = {
|
6706 | FOUND: 0,
|
6707 | NOT_FOUND: 1,
|
6708 | WRAPPED: 2,
|
6709 | PENDING: 3
|
6710 | };
|
6711 | exports.FindState = FindState;
|
6712 | const FIND_TIMEOUT = 250;
|
6713 | const MATCH_SCROLL_OFFSET_TOP = -50;
|
6714 | const MATCH_SCROLL_OFFSET_LEFT = -400;
|
6715 | const CHARACTERS_TO_NORMALIZE = {
|
6716 | "\u2010": "-",
|
6717 | "\u2018": "'",
|
6718 | "\u2019": "'",
|
6719 | "\u201A": "'",
|
6720 | "\u201B": "'",
|
6721 | "\u201C": '"',
|
6722 | "\u201D": '"',
|
6723 | "\u201E": '"',
|
6724 | "\u201F": '"',
|
6725 | "\u00BC": "1/4",
|
6726 | "\u00BD": "1/2",
|
6727 | "\u00BE": "3/4"
|
6728 | };
|
6729 | const DIACRITICS_EXCEPTION = new Set([0x3099, 0x309a, 0x094d, 0x09cd, 0x0a4d, 0x0acd, 0x0b4d, 0x0bcd, 0x0c4d, 0x0ccd, 0x0d3b, 0x0d3c, 0x0d4d, 0x0dca, 0x0e3a, 0x0eba, 0x0f84, 0x1039, 0x103a, 0x1714, 0x1734, 0x17d2, 0x1a60, 0x1b44, 0x1baa, 0x1bab, 0x1bf2, 0x1bf3, 0x2d7f, 0xa806, 0xa82c, 0xa8c4, 0xa953, 0xa9c0, 0xaaf6, 0xabed, 0x0c56, 0x0f71, 0x0f72, 0x0f7a, 0x0f7b, 0x0f7c, 0x0f7d, 0x0f80, 0x0f74]);
|
6730 | const DIACRITICS_EXCEPTION_STR = [...DIACRITICS_EXCEPTION.values()].map(x => String.fromCharCode(x)).join("");
|
6731 | const DIACRITICS_REG_EXP = /\p{M}+/gu;
|
6732 | const SPECIAL_CHARS_REG_EXP = /([.*+?^${}()|[\]\\])|(\p{P})|(\s+)|(\p{M})|(\p{L})/gu;
|
6733 | const NOT_DIACRITIC_FROM_END_REG_EXP = /([^\p{M}])\p{M}*$/u;
|
6734 | const NOT_DIACRITIC_FROM_START_REG_EXP = /^\p{M}*([^\p{M}])/u;
|
6735 | const SYLLABLES_REG_EXP = /[\uAC00-\uD7AF\uFA6C\uFACF-\uFAD1\uFAD5-\uFAD7]+/g;
|
6736 | const SYLLABLES_LENGTHS = new Map();
|
6737 | const FIRST_CHAR_SYLLABLES_REG_EXP = "[\\u1100-\\u1112\\ud7a4-\\ud7af\\ud84a\\ud84c\\ud850\\ud854\\ud857\\ud85f]";
|
6738 | let noSyllablesRegExp = null;
|
6739 | let withSyllablesRegExp = null;
|
6740 |
|
6741 | function normalize(text) {
|
6742 | const syllablePositions = [];
|
6743 | let m;
|
6744 |
|
6745 | while ((m = SYLLABLES_REG_EXP.exec(text)) !== null) {
|
6746 | let {
|
6747 | index
|
6748 | } = m;
|
6749 |
|
6750 | for (const char of m[0]) {
|
6751 | let len = SYLLABLES_LENGTHS.get(char);
|
6752 |
|
6753 | if (!len) {
|
6754 | len = char.normalize("NFD").length;
|
6755 | SYLLABLES_LENGTHS.set(char, len);
|
6756 | }
|
6757 |
|
6758 | syllablePositions.push([len, index++]);
|
6759 | }
|
6760 | }
|
6761 |
|
6762 | let normalizationRegex;
|
6763 |
|
6764 | if (syllablePositions.length === 0 && noSyllablesRegExp) {
|
6765 | normalizationRegex = noSyllablesRegExp;
|
6766 | } else if (syllablePositions.length > 0 && withSyllablesRegExp) {
|
6767 | normalizationRegex = withSyllablesRegExp;
|
6768 | } else {
|
6769 | const replace = Object.keys(CHARACTERS_TO_NORMALIZE).join("");
|
6770 | const regexp = `([${replace}])|(\\p{M}+(?:-\\n)?)|(\\S-\\n)|(\\n)`;
|
6771 |
|
6772 | if (syllablePositions.length === 0) {
|
6773 | normalizationRegex = noSyllablesRegExp = new RegExp(regexp + "|(\\u0000)", "gum");
|
6774 | } else {
|
6775 | normalizationRegex = withSyllablesRegExp = new RegExp(regexp + `|(${FIRST_CHAR_SYLLABLES_REG_EXP})`, "gum");
|
6776 | }
|
6777 | }
|
6778 |
|
6779 | const rawDiacriticsPositions = [];
|
6780 |
|
6781 | while ((m = DIACRITICS_REG_EXP.exec(text)) !== null) {
|
6782 | rawDiacriticsPositions.push([m[0].length, m.index]);
|
6783 | }
|
6784 |
|
6785 | let normalized = text.normalize("NFD");
|
6786 | const positions = [[0, 0]];
|
6787 | let rawDiacriticsIndex = 0;
|
6788 | let syllableIndex = 0;
|
6789 | let shift = 0;
|
6790 | let shiftOrigin = 0;
|
6791 | let eol = 0;
|
6792 | let hasDiacritics = false;
|
6793 | normalized = normalized.replace(normalizationRegex, (match, p1, p2, p3, p4, p5, i) => {
|
6794 | i -= shiftOrigin;
|
6795 |
|
6796 | if (p1) {
|
6797 | const replacement = CHARACTERS_TO_NORMALIZE[match];
|
6798 | const jj = replacement.length;
|
6799 |
|
6800 | for (let j = 1; j < jj; j++) {
|
6801 | positions.push([i - shift + j, shift - j]);
|
6802 | }
|
6803 |
|
6804 | shift -= jj - 1;
|
6805 | return replacement;
|
6806 | }
|
6807 |
|
6808 | if (p2) {
|
6809 | const hasTrailingDashEOL = p2.endsWith("\n");
|
6810 | const len = hasTrailingDashEOL ? p2.length - 2 : p2.length;
|
6811 | hasDiacritics = true;
|
6812 | let jj = len;
|
6813 |
|
6814 | if (i + eol === rawDiacriticsPositions[rawDiacriticsIndex]?.[1]) {
|
6815 | jj -= rawDiacriticsPositions[rawDiacriticsIndex][0];
|
6816 | ++rawDiacriticsIndex;
|
6817 | }
|
6818 |
|
6819 | for (let j = 1; j <= jj; j++) {
|
6820 | positions.push([i - 1 - shift + j, shift - j]);
|
6821 | }
|
6822 |
|
6823 | shift -= jj;
|
6824 | shiftOrigin += jj;
|
6825 |
|
6826 | if (hasTrailingDashEOL) {
|
6827 | i += len - 1;
|
6828 | positions.push([i - shift + 1, 1 + shift]);
|
6829 | shift += 1;
|
6830 | shiftOrigin += 1;
|
6831 | eol += 1;
|
6832 | return p2.slice(0, len);
|
6833 | }
|
6834 |
|
6835 | return p2;
|
6836 | }
|
6837 |
|
6838 | if (p3) {
|
6839 | positions.push([i - shift + 1, 1 + shift]);
|
6840 | shift += 1;
|
6841 | shiftOrigin += 1;
|
6842 | eol += 1;
|
6843 | return p3.charAt(0);
|
6844 | }
|
6845 |
|
6846 | if (p4) {
|
6847 | positions.push([i - shift + 1, shift - 1]);
|
6848 | shift -= 1;
|
6849 | shiftOrigin += 1;
|
6850 | eol += 1;
|
6851 | return " ";
|
6852 | }
|
6853 |
|
6854 | if (i + eol === syllablePositions[syllableIndex]?.[1]) {
|
6855 | const newCharLen = syllablePositions[syllableIndex][0] - 1;
|
6856 | ++syllableIndex;
|
6857 |
|
6858 | for (let j = 1; j <= newCharLen; j++) {
|
6859 | positions.push([i - (shift - j), shift - j]);
|
6860 | }
|
6861 |
|
6862 | shift -= newCharLen;
|
6863 | shiftOrigin += newCharLen;
|
6864 | }
|
6865 |
|
6866 | return p5;
|
6867 | });
|
6868 | positions.push([normalized.length, shift]);
|
6869 | return [normalized, positions, hasDiacritics];
|
6870 | }
|
6871 |
|
6872 | function getOriginalIndex(diffs, pos, len) {
|
6873 | if (!diffs) {
|
6874 | return [pos, len];
|
6875 | }
|
6876 |
|
6877 | const start = pos;
|
6878 | const end = pos + len;
|
6879 | let i = (0, _pdfjsLib.binarySearchFirstItem)(diffs, x => x[0] >= start);
|
6880 |
|
6881 | if (diffs[i][0] > start) {
|
6882 | --i;
|
6883 | }
|
6884 |
|
6885 | let j = (0, _pdfjsLib.binarySearchFirstItem)(diffs, x => x[0] >= end, i);
|
6886 |
|
6887 | if (diffs[j][0] > end) {
|
6888 | --j;
|
6889 | }
|
6890 |
|
6891 | return [start + diffs[i][1], len + diffs[j][1] - diffs[i][1]];
|
6892 | }
|
6893 |
|
6894 | class PDFFindController {
|
6895 | constructor({
|
6896 | linkService,
|
6897 | eventBus
|
6898 | }) {
|
6899 | this._linkService = linkService;
|
6900 | this._eventBus = eventBus;
|
6901 | this.#reset();
|
6902 |
|
6903 | eventBus._on("find", this.#onFind.bind(this));
|
6904 |
|
6905 | eventBus._on("findbarclose", this.#onFindBarClose.bind(this));
|
6906 | }
|
6907 |
|
6908 | get highlightMatches() {
|
6909 | return this._highlightMatches;
|
6910 | }
|
6911 |
|
6912 | get pageMatches() {
|
6913 | return this._pageMatches;
|
6914 | }
|
6915 |
|
6916 | get pageMatchesLength() {
|
6917 | return this._pageMatchesLength;
|
6918 | }
|
6919 |
|
6920 | get selected() {
|
6921 | return this._selected;
|
6922 | }
|
6923 |
|
6924 | get state() {
|
6925 | return this._state;
|
6926 | }
|
6927 |
|
6928 | setDocument(pdfDocument) {
|
6929 | if (this._pdfDocument) {
|
6930 | this.#reset();
|
6931 | }
|
6932 |
|
6933 | if (!pdfDocument) {
|
6934 | return;
|
6935 | }
|
6936 |
|
6937 | this._pdfDocument = pdfDocument;
|
6938 |
|
6939 | this._firstPageCapability.resolve();
|
6940 | }
|
6941 |
|
6942 | #onFind(state) {
|
6943 | if (!state) {
|
6944 | return;
|
6945 | }
|
6946 |
|
6947 | const pdfDocument = this._pdfDocument;
|
6948 | const {
|
6949 | type
|
6950 | } = state;
|
6951 |
|
6952 | if (this._state === null || this.#shouldDirtyMatch(state)) {
|
6953 | this._dirtyMatch = true;
|
6954 | }
|
6955 |
|
6956 | this._state = state;
|
6957 |
|
6958 | if (type !== "highlightallchange") {
|
6959 | this.#updateUIState(FindState.PENDING);
|
6960 | }
|
6961 |
|
6962 | this._firstPageCapability.promise.then(() => {
|
6963 | if (!this._pdfDocument || pdfDocument && this._pdfDocument !== pdfDocument) {
|
6964 | return;
|
6965 | }
|
6966 |
|
6967 | this.#extractText();
|
6968 | const findbarClosed = !this._highlightMatches;
|
6969 | const pendingTimeout = !!this._findTimeout;
|
6970 |
|
6971 | if (this._findTimeout) {
|
6972 | clearTimeout(this._findTimeout);
|
6973 | this._findTimeout = null;
|
6974 | }
|
6975 |
|
6976 | if (!type) {
|
6977 | this._findTimeout = setTimeout(() => {
|
6978 | this.#nextMatch();
|
6979 | this._findTimeout = null;
|
6980 | }, FIND_TIMEOUT);
|
6981 | } else if (this._dirtyMatch) {
|
6982 | this.#nextMatch();
|
6983 | } else if (type === "again") {
|
6984 | this.#nextMatch();
|
6985 |
|
6986 | if (findbarClosed && this._state.highlightAll) {
|
6987 | this.#updateAllPages();
|
6988 | }
|
6989 | } else if (type === "highlightallchange") {
|
6990 | if (pendingTimeout) {
|
6991 | this.#nextMatch();
|
6992 | } else {
|
6993 | this._highlightMatches = true;
|
6994 | }
|
6995 |
|
6996 | this.#updateAllPages();
|
6997 | } else {
|
6998 | this.#nextMatch();
|
6999 | }
|
7000 | });
|
7001 | }
|
7002 |
|
7003 | scrollMatchIntoView({
|
7004 | element = null,
|
7005 | selectedLeft = 0,
|
7006 | pageIndex = -1,
|
7007 | matchIndex = -1
|
7008 | }) {
|
7009 | if (!this._scrollMatches || !element) {
|
7010 | return;
|
7011 | } else if (matchIndex === -1 || matchIndex !== this._selected.matchIdx) {
|
7012 | return;
|
7013 | } else if (pageIndex === -1 || pageIndex !== this._selected.pageIdx) {
|
7014 | return;
|
7015 | }
|
7016 |
|
7017 | this._scrollMatches = false;
|
7018 | const spot = {
|
7019 | top: MATCH_SCROLL_OFFSET_TOP,
|
7020 | left: selectedLeft + MATCH_SCROLL_OFFSET_LEFT
|
7021 | };
|
7022 | (0, _ui_utils.scrollIntoView)(element, spot, true);
|
7023 | }
|
7024 |
|
7025 | #reset() {
|
7026 | this._highlightMatches = false;
|
7027 | this._scrollMatches = false;
|
7028 | this._pdfDocument = null;
|
7029 | this._pageMatches = [];
|
7030 | this._pageMatchesLength = [];
|
7031 | this._state = null;
|
7032 | this._selected = {
|
7033 | pageIdx: -1,
|
7034 | matchIdx: -1
|
7035 | };
|
7036 | this._offset = {
|
7037 | pageIdx: null,
|
7038 | matchIdx: null,
|
7039 | wrapped: false
|
7040 | };
|
7041 | this._extractTextPromises = [];
|
7042 | this._pageContents = [];
|
7043 | this._pageDiffs = [];
|
7044 | this._hasDiacritics = [];
|
7045 | this._matchesCountTotal = 0;
|
7046 | this._pagesToSearch = null;
|
7047 | this._pendingFindMatches = new Set();
|
7048 | this._resumePageIdx = null;
|
7049 | this._dirtyMatch = false;
|
7050 | clearTimeout(this._findTimeout);
|
7051 | this._findTimeout = null;
|
7052 | this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
|
7053 | }
|
7054 |
|
7055 | get #query() {
|
7056 | if (this._state.query !== this._rawQuery) {
|
7057 | this._rawQuery = this._state.query;
|
7058 | [this._normalizedQuery] = normalize(this._state.query);
|
7059 | }
|
7060 |
|
7061 | return this._normalizedQuery;
|
7062 | }
|
7063 |
|
7064 | #shouldDirtyMatch(state) {
|
7065 | if (state.query !== this._state.query) {
|
7066 | return true;
|
7067 | }
|
7068 |
|
7069 | switch (state.type) {
|
7070 | case "again":
|
7071 | const pageNumber = this._selected.pageIdx + 1;
|
7072 | const linkService = this._linkService;
|
7073 |
|
7074 | if (pageNumber >= 1 && pageNumber <= linkService.pagesCount && pageNumber !== linkService.page && !linkService.isPageVisible(pageNumber)) {
|
7075 | return true;
|
7076 | }
|
7077 |
|
7078 | return false;
|
7079 |
|
7080 | case "highlightallchange":
|
7081 | return false;
|
7082 | }
|
7083 |
|
7084 | return true;
|
7085 | }
|
7086 |
|
7087 | #isEntireWord(content, startIdx, length) {
|
7088 | let match = content.slice(0, startIdx).match(NOT_DIACRITIC_FROM_END_REG_EXP);
|
7089 |
|
7090 | if (match) {
|
7091 | const first = content.charCodeAt(startIdx);
|
7092 | const limit = match[1].charCodeAt(0);
|
7093 |
|
7094 | if ((0, _pdf_find_utils.getCharacterType)(first) === (0, _pdf_find_utils.getCharacterType)(limit)) {
|
7095 | return false;
|
7096 | }
|
7097 | }
|
7098 |
|
7099 | match = content.slice(startIdx + length).match(NOT_DIACRITIC_FROM_START_REG_EXP);
|
7100 |
|
7101 | if (match) {
|
7102 | const last = content.charCodeAt(startIdx + length - 1);
|
7103 | const limit = match[1].charCodeAt(0);
|
7104 |
|
7105 | if ((0, _pdf_find_utils.getCharacterType)(last) === (0, _pdf_find_utils.getCharacterType)(limit)) {
|
7106 | return false;
|
7107 | }
|
7108 | }
|
7109 |
|
7110 | return true;
|
7111 | }
|
7112 |
|
7113 | #calculateRegExpMatch(query, entireWord, pageIndex, pageContent) {
|
7114 | const matches = [],
|
7115 | matchesLength = [];
|
7116 | const diffs = this._pageDiffs[pageIndex];
|
7117 | let match;
|
7118 |
|
7119 | while ((match = query.exec(pageContent)) !== null) {
|
7120 | if (entireWord && !this.#isEntireWord(pageContent, match.index, match[0].length)) {
|
7121 | continue;
|
7122 | }
|
7123 |
|
7124 | const [matchPos, matchLen] = getOriginalIndex(diffs, match.index, match[0].length);
|
7125 |
|
7126 | if (matchLen) {
|
7127 | matches.push(matchPos);
|
7128 | matchesLength.push(matchLen);
|
7129 | }
|
7130 | }
|
7131 |
|
7132 | this._pageMatches[pageIndex] = matches;
|
7133 | this._pageMatchesLength[pageIndex] = matchesLength;
|
7134 | }
|
7135 |
|
7136 | #convertToRegExpString(query, hasDiacritics) {
|
7137 | const {
|
7138 | matchDiacritics
|
7139 | } = this._state;
|
7140 | let isUnicode = false;
|
7141 | query = query.replace(SPECIAL_CHARS_REG_EXP, (match, p1, p2, p3, p4, p5) => {
|
7142 | if (p1) {
|
7143 | return `[ ]*\\${p1}[ ]*`;
|
7144 | }
|
7145 |
|
7146 | if (p2) {
|
7147 | return `[ ]*${p2}[ ]*`;
|
7148 | }
|
7149 |
|
7150 | if (p3) {
|
7151 | return "[ ]+";
|
7152 | }
|
7153 |
|
7154 | if (matchDiacritics) {
|
7155 | return p4 || p5;
|
7156 | }
|
7157 |
|
7158 | if (p4) {
|
7159 | return DIACRITICS_EXCEPTION.has(p4.charCodeAt(0)) ? p4 : "";
|
7160 | }
|
7161 |
|
7162 | if (hasDiacritics) {
|
7163 | isUnicode = true;
|
7164 | return `${p5}\\p{M}*`;
|
7165 | }
|
7166 |
|
7167 | return p5;
|
7168 | });
|
7169 | const trailingSpaces = "[ ]*";
|
7170 |
|
7171 | if (query.endsWith(trailingSpaces)) {
|
7172 | query = query.slice(0, query.length - trailingSpaces.length);
|
7173 | }
|
7174 |
|
7175 | if (matchDiacritics) {
|
7176 | if (hasDiacritics) {
|
7177 | isUnicode = true;
|
7178 | query = `${query}(?=[${DIACRITICS_EXCEPTION_STR}]|[^\\p{M}]|$)`;
|
7179 | }
|
7180 | }
|
7181 |
|
7182 | return [isUnicode, query];
|
7183 | }
|
7184 |
|
7185 | #calculateMatch(pageIndex) {
|
7186 | let query = this.#query;
|
7187 |
|
7188 | if (query.length === 0) {
|
7189 | return;
|
7190 | }
|
7191 |
|
7192 | const {
|
7193 | caseSensitive,
|
7194 | entireWord,
|
7195 | phraseSearch
|
7196 | } = this._state;
|
7197 | const pageContent = this._pageContents[pageIndex];
|
7198 | const hasDiacritics = this._hasDiacritics[pageIndex];
|
7199 | let isUnicode = false;
|
7200 |
|
7201 | if (phraseSearch) {
|
7202 | [isUnicode, query] = this.#convertToRegExpString(query, hasDiacritics);
|
7203 | } else {
|
7204 | const match = query.match(/\S+/g);
|
7205 |
|
7206 | if (match) {
|
7207 | query = match.sort().reverse().map(q => {
|
7208 | const [isUnicodePart, queryPart] = this.#convertToRegExpString(q, hasDiacritics);
|
7209 | isUnicode ||= isUnicodePart;
|
7210 | return `(${queryPart})`;
|
7211 | }).join("|");
|
7212 | }
|
7213 | }
|
7214 |
|
7215 | const flags = `g${isUnicode ? "u" : ""}${caseSensitive ? "" : "i"}`;
|
7216 | query = new RegExp(query, flags);
|
7217 | this.#calculateRegExpMatch(query, entireWord, pageIndex, pageContent);
|
7218 |
|
7219 | if (this._state.highlightAll) {
|
7220 | this.#updatePage(pageIndex);
|
7221 | }
|
7222 |
|
7223 | if (this._resumePageIdx === pageIndex) {
|
7224 | this._resumePageIdx = null;
|
7225 | this.#nextPageMatch();
|
7226 | }
|
7227 |
|
7228 | const pageMatchesCount = this._pageMatches[pageIndex].length;
|
7229 |
|
7230 | if (pageMatchesCount > 0) {
|
7231 | this._matchesCountTotal += pageMatchesCount;
|
7232 | this.#updateUIResultsCount();
|
7233 | }
|
7234 | }
|
7235 |
|
7236 | #extractText() {
|
7237 | if (this._extractTextPromises.length > 0) {
|
7238 | return;
|
7239 | }
|
7240 |
|
7241 | let promise = Promise.resolve();
|
7242 |
|
7243 | for (let i = 0, ii = this._linkService.pagesCount; i < ii; i++) {
|
7244 | const extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
|
7245 | this._extractTextPromises[i] = extractTextCapability.promise;
|
7246 | promise = promise.then(() => {
|
7247 | return this._pdfDocument.getPage(i + 1).then(pdfPage => {
|
7248 | return pdfPage.getTextContent();
|
7249 | }).then(textContent => {
|
7250 | const strBuf = [];
|
7251 |
|
7252 | for (const textItem of textContent.items) {
|
7253 | strBuf.push(textItem.str);
|
7254 |
|
7255 | if (textItem.hasEOL) {
|
7256 | strBuf.push("\n");
|
7257 | }
|
7258 | }
|
7259 |
|
7260 | [this._pageContents[i], this._pageDiffs[i], this._hasDiacritics[i]] = normalize(strBuf.join(""));
|
7261 | extractTextCapability.resolve();
|
7262 | }, reason => {
|
7263 | console.error(`Unable to get text content for page ${i + 1}`, reason);
|
7264 | this._pageContents[i] = "";
|
7265 | this._pageDiffs[i] = null;
|
7266 | this._hasDiacritics[i] = false;
|
7267 | extractTextCapability.resolve();
|
7268 | });
|
7269 | });
|
7270 | }
|
7271 | }
|
7272 |
|
7273 | #updatePage(index) {
|
7274 | if (this._scrollMatches && this._selected.pageIdx === index) {
|
7275 | this._linkService.page = index + 1;
|
7276 | }
|
7277 |
|
7278 | this._eventBus.dispatch("updatetextlayermatches", {
|
7279 | source: this,
|
7280 | pageIndex: index
|
7281 | });
|
7282 | }
|
7283 |
|
7284 | #updateAllPages() {
|
7285 | this._eventBus.dispatch("updatetextlayermatches", {
|
7286 | source: this,
|
7287 | pageIndex: -1
|
7288 | });
|
7289 | }
|
7290 |
|
7291 | #nextMatch() {
|
7292 | const previous = this._state.findPrevious;
|
7293 | const currentPageIndex = this._linkService.page - 1;
|
7294 | const numPages = this._linkService.pagesCount;
|
7295 | this._highlightMatches = true;
|
7296 |
|
7297 | if (this._dirtyMatch) {
|
7298 | this._dirtyMatch = false;
|
7299 | this._selected.pageIdx = this._selected.matchIdx = -1;
|
7300 | this._offset.pageIdx = currentPageIndex;
|
7301 | this._offset.matchIdx = null;
|
7302 | this._offset.wrapped = false;
|
7303 | this._resumePageIdx = null;
|
7304 | this._pageMatches.length = 0;
|
7305 | this._pageMatchesLength.length = 0;
|
7306 | this._matchesCountTotal = 0;
|
7307 | this.#updateAllPages();
|
7308 |
|
7309 | for (let i = 0; i < numPages; i++) {
|
7310 | if (this._pendingFindMatches.has(i)) {
|
7311 | continue;
|
7312 | }
|
7313 |
|
7314 | this._pendingFindMatches.add(i);
|
7315 |
|
7316 | this._extractTextPromises[i].then(() => {
|
7317 | this._pendingFindMatches.delete(i);
|
7318 |
|
7319 | this.#calculateMatch(i);
|
7320 | });
|
7321 | }
|
7322 | }
|
7323 |
|
7324 | if (this.#query === "") {
|
7325 | this.#updateUIState(FindState.FOUND);
|
7326 | return;
|
7327 | }
|
7328 |
|
7329 | if (this._resumePageIdx) {
|
7330 | return;
|
7331 | }
|
7332 |
|
7333 | const offset = this._offset;
|
7334 | this._pagesToSearch = numPages;
|
7335 |
|
7336 | if (offset.matchIdx !== null) {
|
7337 | const numPageMatches = this._pageMatches[offset.pageIdx].length;
|
7338 |
|
7339 | if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
|
7340 | offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
|
7341 | this.#updateMatch(true);
|
7342 | return;
|
7343 | }
|
7344 |
|
7345 | this.#advanceOffsetPage(previous);
|
7346 | }
|
7347 |
|
7348 | this.#nextPageMatch();
|
7349 | }
|
7350 |
|
7351 | #matchesReady(matches) {
|
7352 | const offset = this._offset;
|
7353 | const numMatches = matches.length;
|
7354 | const previous = this._state.findPrevious;
|
7355 |
|
7356 | if (numMatches) {
|
7357 | offset.matchIdx = previous ? numMatches - 1 : 0;
|
7358 | this.#updateMatch(true);
|
7359 | return true;
|
7360 | }
|
7361 |
|
7362 | this.#advanceOffsetPage(previous);
|
7363 |
|
7364 | if (offset.wrapped) {
|
7365 | offset.matchIdx = null;
|
7366 |
|
7367 | if (this._pagesToSearch < 0) {
|
7368 | this.#updateMatch(false);
|
7369 | return true;
|
7370 | }
|
7371 | }
|
7372 |
|
7373 | return false;
|
7374 | }
|
7375 |
|
7376 | #nextPageMatch() {
|
7377 | if (this._resumePageIdx !== null) {
|
7378 | console.error("There can only be one pending page.");
|
7379 | }
|
7380 |
|
7381 | let matches = null;
|
7382 |
|
7383 | do {
|
7384 | const pageIdx = this._offset.pageIdx;
|
7385 | matches = this._pageMatches[pageIdx];
|
7386 |
|
7387 | if (!matches) {
|
7388 | this._resumePageIdx = pageIdx;
|
7389 | break;
|
7390 | }
|
7391 | } while (!this.#matchesReady(matches));
|
7392 | }
|
7393 |
|
7394 | #advanceOffsetPage(previous) {
|
7395 | const offset = this._offset;
|
7396 | const numPages = this._linkService.pagesCount;
|
7397 | offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
|
7398 | offset.matchIdx = null;
|
7399 | this._pagesToSearch--;
|
7400 |
|
7401 | if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
|
7402 | offset.pageIdx = previous ? numPages - 1 : 0;
|
7403 | offset.wrapped = true;
|
7404 | }
|
7405 | }
|
7406 |
|
7407 | #updateMatch(found = false) {
|
7408 | let state = FindState.NOT_FOUND;
|
7409 | const wrapped = this._offset.wrapped;
|
7410 | this._offset.wrapped = false;
|
7411 |
|
7412 | if (found) {
|
7413 | const previousPage = this._selected.pageIdx;
|
7414 | this._selected.pageIdx = this._offset.pageIdx;
|
7415 | this._selected.matchIdx = this._offset.matchIdx;
|
7416 | state = wrapped ? FindState.WRAPPED : FindState.FOUND;
|
7417 |
|
7418 | if (previousPage !== -1 && previousPage !== this._selected.pageIdx) {
|
7419 | this.#updatePage(previousPage);
|
7420 | }
|
7421 | }
|
7422 |
|
7423 | this.#updateUIState(state, this._state.findPrevious);
|
7424 |
|
7425 | if (this._selected.pageIdx !== -1) {
|
7426 | this._scrollMatches = true;
|
7427 | this.#updatePage(this._selected.pageIdx);
|
7428 | }
|
7429 | }
|
7430 |
|
7431 | #onFindBarClose(evt) {
|
7432 | const pdfDocument = this._pdfDocument;
|
7433 |
|
7434 | this._firstPageCapability.promise.then(() => {
|
7435 | if (!this._pdfDocument || pdfDocument && this._pdfDocument !== pdfDocument) {
|
7436 | return;
|
7437 | }
|
7438 |
|
7439 | if (this._findTimeout) {
|
7440 | clearTimeout(this._findTimeout);
|
7441 | this._findTimeout = null;
|
7442 | }
|
7443 |
|
7444 | if (this._resumePageIdx) {
|
7445 | this._resumePageIdx = null;
|
7446 | this._dirtyMatch = true;
|
7447 | }
|
7448 |
|
7449 | this.#updateUIState(FindState.FOUND);
|
7450 | this._highlightMatches = false;
|
7451 | this.#updateAllPages();
|
7452 | });
|
7453 | }
|
7454 |
|
7455 | #requestMatchesCount() {
|
7456 | const {
|
7457 | pageIdx,
|
7458 | matchIdx
|
7459 | } = this._selected;
|
7460 | let current = 0,
|
7461 | total = this._matchesCountTotal;
|
7462 |
|
7463 | if (matchIdx !== -1) {
|
7464 | for (let i = 0; i < pageIdx; i++) {
|
7465 | current += this._pageMatches[i]?.length || 0;
|
7466 | }
|
7467 |
|
7468 | current += matchIdx + 1;
|
7469 | }
|
7470 |
|
7471 | if (current < 1 || current > total) {
|
7472 | current = total = 0;
|
7473 | }
|
7474 |
|
7475 | return {
|
7476 | current,
|
7477 | total
|
7478 | };
|
7479 | }
|
7480 |
|
7481 | #updateUIResultsCount() {
|
7482 | this._eventBus.dispatch("updatefindmatchescount", {
|
7483 | source: this,
|
7484 | matchesCount: this.#requestMatchesCount()
|
7485 | });
|
7486 | }
|
7487 |
|
7488 | #updateUIState(state, previous = false) {
|
7489 | this._eventBus.dispatch("updatefindcontrolstate", {
|
7490 | source: this,
|
7491 | state,
|
7492 | previous,
|
7493 | matchesCount: this.#requestMatchesCount(),
|
7494 | rawQuery: this._state?.query ?? null
|
7495 | });
|
7496 | }
|
7497 |
|
7498 | }
|
7499 |
|
7500 | exports.PDFFindController = PDFFindController;
|
7501 |
|
7502 | }),
|
7503 |
|
7504 | ((__unused_webpack_module, exports) => {
|
7505 |
|
7506 |
|
7507 |
|
7508 | Object.defineProperty(exports, "__esModule", ({
|
7509 | value: true
|
7510 | }));
|
7511 | exports.CharacterType = void 0;
|
7512 | exports.getCharacterType = getCharacterType;
|
7513 | const CharacterType = {
|
7514 | SPACE: 0,
|
7515 | ALPHA_LETTER: 1,
|
7516 | PUNCT: 2,
|
7517 | HAN_LETTER: 3,
|
7518 | KATAKANA_LETTER: 4,
|
7519 | HIRAGANA_LETTER: 5,
|
7520 | HALFWIDTH_KATAKANA_LETTER: 6,
|
7521 | THAI_LETTER: 7
|
7522 | };
|
7523 | exports.CharacterType = CharacterType;
|
7524 |
|
7525 | function isAlphabeticalScript(charCode) {
|
7526 | return charCode < 0x2e80;
|
7527 | }
|
7528 |
|
7529 | function isAscii(charCode) {
|
7530 | return (charCode & 0xff80) === 0;
|
7531 | }
|
7532 |
|
7533 | function isAsciiAlpha(charCode) {
|
7534 | return charCode >= 0x61 && charCode <= 0x7a || charCode >= 0x41 && charCode <= 0x5a;
|
7535 | }
|
7536 |
|
7537 | function isAsciiDigit(charCode) {
|
7538 | return charCode >= 0x30 && charCode <= 0x39;
|
7539 | }
|
7540 |
|
7541 | function isAsciiSpace(charCode) {
|
7542 | return charCode === 0x20 || charCode === 0x09 || charCode === 0x0d || charCode === 0x0a;
|
7543 | }
|
7544 |
|
7545 | function isHan(charCode) {
|
7546 | return charCode >= 0x3400 && charCode <= 0x9fff || charCode >= 0xf900 && charCode <= 0xfaff;
|
7547 | }
|
7548 |
|
7549 | function isKatakana(charCode) {
|
7550 | return charCode >= 0x30a0 && charCode <= 0x30ff;
|
7551 | }
|
7552 |
|
7553 | function isHiragana(charCode) {
|
7554 | return charCode >= 0x3040 && charCode <= 0x309f;
|
7555 | }
|
7556 |
|
7557 | function isHalfwidthKatakana(charCode) {
|
7558 | return charCode >= 0xff60 && charCode <= 0xff9f;
|
7559 | }
|
7560 |
|
7561 | function isThai(charCode) {
|
7562 | return (charCode & 0xff80) === 0x0e00;
|
7563 | }
|
7564 |
|
7565 | function getCharacterType(charCode) {
|
7566 | if (isAlphabeticalScript(charCode)) {
|
7567 | if (isAscii(charCode)) {
|
7568 | if (isAsciiSpace(charCode)) {
|
7569 | return CharacterType.SPACE;
|
7570 | } else if (isAsciiAlpha(charCode) || isAsciiDigit(charCode) || charCode === 0x5f) {
|
7571 | return CharacterType.ALPHA_LETTER;
|
7572 | }
|
7573 |
|
7574 | return CharacterType.PUNCT;
|
7575 | } else if (isThai(charCode)) {
|
7576 | return CharacterType.THAI_LETTER;
|
7577 | } else if (charCode === 0xa0) {
|
7578 | return CharacterType.SPACE;
|
7579 | }
|
7580 |
|
7581 | return CharacterType.ALPHA_LETTER;
|
7582 | }
|
7583 |
|
7584 | if (isHan(charCode)) {
|
7585 | return CharacterType.HAN_LETTER;
|
7586 | } else if (isKatakana(charCode)) {
|
7587 | return CharacterType.KATAKANA_LETTER;
|
7588 | } else if (isHiragana(charCode)) {
|
7589 | return CharacterType.HIRAGANA_LETTER;
|
7590 | } else if (isHalfwidthKatakana(charCode)) {
|
7591 | return CharacterType.HALFWIDTH_KATAKANA_LETTER;
|
7592 | }
|
7593 |
|
7594 | return CharacterType.ALPHA_LETTER;
|
7595 | }
|
7596 |
|
7597 | }),
|
7598 |
|
7599 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
7600 |
|
7601 |
|
7602 |
|
7603 | Object.defineProperty(exports, "__esModule", ({
|
7604 | value: true
|
7605 | }));
|
7606 | exports.PDFHistory = void 0;
|
7607 | exports.isDestArraysEqual = isDestArraysEqual;
|
7608 | exports.isDestHashesEqual = isDestHashesEqual;
|
7609 |
|
7610 | var _ui_utils = __w_pdfjs_require__(7);
|
7611 |
|
7612 | var _event_utils = __w_pdfjs_require__(18);
|
7613 |
|
7614 | const HASH_CHANGE_TIMEOUT = 1000;
|
7615 | const POSITION_UPDATED_THRESHOLD = 50;
|
7616 | const UPDATE_VIEWAREA_TIMEOUT = 1000;
|
7617 |
|
7618 | function getCurrentHash() {
|
7619 | return document.location.hash;
|
7620 | }
|
7621 |
|
7622 | class PDFHistory {
|
7623 | constructor({
|
7624 | linkService,
|
7625 | eventBus
|
7626 | }) {
|
7627 | this.linkService = linkService;
|
7628 | this.eventBus = eventBus;
|
7629 | this._initialized = false;
|
7630 | this._fingerprint = "";
|
7631 | this.reset();
|
7632 | this._boundEvents = null;
|
7633 |
|
7634 | this.eventBus._on("pagesinit", () => {
|
7635 | this._isPagesLoaded = false;
|
7636 |
|
7637 | this.eventBus._on("pagesloaded", evt => {
|
7638 | this._isPagesLoaded = !!evt.pagesCount;
|
7639 | }, {
|
7640 | once: true
|
7641 | });
|
7642 | });
|
7643 | }
|
7644 |
|
7645 | initialize({
|
7646 | fingerprint,
|
7647 | resetHistory = false,
|
7648 | updateUrl = false
|
7649 | }) {
|
7650 | if (!fingerprint || typeof fingerprint !== "string") {
|
7651 | console.error('PDFHistory.initialize: The "fingerprint" must be a non-empty string.');
|
7652 | return;
|
7653 | }
|
7654 |
|
7655 | if (this._initialized) {
|
7656 | this.reset();
|
7657 | }
|
7658 |
|
7659 | const reInitialized = this._fingerprint !== "" && this._fingerprint !== fingerprint;
|
7660 | this._fingerprint = fingerprint;
|
7661 | this._updateUrl = updateUrl === true;
|
7662 | this._initialized = true;
|
7663 |
|
7664 | this._bindEvents();
|
7665 |
|
7666 | const state = window.history.state;
|
7667 | this._popStateInProgress = false;
|
7668 | this._blockHashChange = 0;
|
7669 | this._currentHash = getCurrentHash();
|
7670 | this._numPositionUpdates = 0;
|
7671 | this._uid = this._maxUid = 0;
|
7672 | this._destination = null;
|
7673 | this._position = null;
|
7674 |
|
7675 | if (!this._isValidState(state, true) || resetHistory) {
|
7676 | const {
|
7677 | hash,
|
7678 | page,
|
7679 | rotation
|
7680 | } = this._parseCurrentHash(true);
|
7681 |
|
7682 | if (!hash || reInitialized || resetHistory) {
|
7683 | this._pushOrReplaceState(null, true);
|
7684 |
|
7685 | return;
|
7686 | }
|
7687 |
|
7688 | this._pushOrReplaceState({
|
7689 | hash,
|
7690 | page,
|
7691 | rotation
|
7692 | }, true);
|
7693 |
|
7694 | return;
|
7695 | }
|
7696 |
|
7697 | const destination = state.destination;
|
7698 |
|
7699 | this._updateInternalState(destination, state.uid, true);
|
7700 |
|
7701 | if (destination.rotation !== undefined) {
|
7702 | this._initialRotation = destination.rotation;
|
7703 | }
|
7704 |
|
7705 | if (destination.dest) {
|
7706 | this._initialBookmark = JSON.stringify(destination.dest);
|
7707 | this._destination.page = null;
|
7708 | } else if (destination.hash) {
|
7709 | this._initialBookmark = destination.hash;
|
7710 | } else if (destination.page) {
|
7711 | this._initialBookmark = `page=${destination.page}`;
|
7712 | }
|
7713 | }
|
7714 |
|
7715 | reset() {
|
7716 | if (this._initialized) {
|
7717 | this._pageHide();
|
7718 |
|
7719 | this._initialized = false;
|
7720 |
|
7721 | this._unbindEvents();
|
7722 | }
|
7723 |
|
7724 | if (this._updateViewareaTimeout) {
|
7725 | clearTimeout(this._updateViewareaTimeout);
|
7726 | this._updateViewareaTimeout = null;
|
7727 | }
|
7728 |
|
7729 | this._initialBookmark = null;
|
7730 | this._initialRotation = null;
|
7731 | }
|
7732 |
|
7733 | push({
|
7734 | namedDest = null,
|
7735 | explicitDest,
|
7736 | pageNumber
|
7737 | }) {
|
7738 | if (!this._initialized) {
|
7739 | return;
|
7740 | }
|
7741 |
|
7742 | if (namedDest && typeof namedDest !== "string") {
|
7743 | console.error("PDFHistory.push: " + `"${namedDest}" is not a valid namedDest parameter.`);
|
7744 | return;
|
7745 | } else if (!Array.isArray(explicitDest)) {
|
7746 | console.error("PDFHistory.push: " + `"${explicitDest}" is not a valid explicitDest parameter.`);
|
7747 | return;
|
7748 | } else if (!this._isValidPage(pageNumber)) {
|
7749 | if (pageNumber !== null || this._destination) {
|
7750 | console.error("PDFHistory.push: " + `"${pageNumber}" is not a valid pageNumber parameter.`);
|
7751 | return;
|
7752 | }
|
7753 | }
|
7754 |
|
7755 | const hash = namedDest || JSON.stringify(explicitDest);
|
7756 |
|
7757 | if (!hash) {
|
7758 | return;
|
7759 | }
|
7760 |
|
7761 | let forceReplace = false;
|
7762 |
|
7763 | if (this._destination && (isDestHashesEqual(this._destination.hash, hash) || isDestArraysEqual(this._destination.dest, explicitDest))) {
|
7764 | if (this._destination.page) {
|
7765 | return;
|
7766 | }
|
7767 |
|
7768 | forceReplace = true;
|
7769 | }
|
7770 |
|
7771 | if (this._popStateInProgress && !forceReplace) {
|
7772 | return;
|
7773 | }
|
7774 |
|
7775 | this._pushOrReplaceState({
|
7776 | dest: explicitDest,
|
7777 | hash,
|
7778 | page: pageNumber,
|
7779 | rotation: this.linkService.rotation
|
7780 | }, forceReplace);
|
7781 |
|
7782 | if (!this._popStateInProgress) {
|
7783 | this._popStateInProgress = true;
|
7784 | Promise.resolve().then(() => {
|
7785 | this._popStateInProgress = false;
|
7786 | });
|
7787 | }
|
7788 | }
|
7789 |
|
7790 | pushPage(pageNumber) {
|
7791 | if (!this._initialized) {
|
7792 | return;
|
7793 | }
|
7794 |
|
7795 | if (!this._isValidPage(pageNumber)) {
|
7796 | console.error(`PDFHistory.pushPage: "${pageNumber}" is not a valid page number.`);
|
7797 | return;
|
7798 | }
|
7799 |
|
7800 | if (this._destination?.page === pageNumber) {
|
7801 | return;
|
7802 | }
|
7803 |
|
7804 | if (this._popStateInProgress) {
|
7805 | return;
|
7806 | }
|
7807 |
|
7808 | this._pushOrReplaceState({
|
7809 | dest: null,
|
7810 | hash: `page=${pageNumber}`,
|
7811 | page: pageNumber,
|
7812 | rotation: this.linkService.rotation
|
7813 | });
|
7814 |
|
7815 | if (!this._popStateInProgress) {
|
7816 | this._popStateInProgress = true;
|
7817 | Promise.resolve().then(() => {
|
7818 | this._popStateInProgress = false;
|
7819 | });
|
7820 | }
|
7821 | }
|
7822 |
|
7823 | pushCurrentPosition() {
|
7824 | if (!this._initialized || this._popStateInProgress) {
|
7825 | return;
|
7826 | }
|
7827 |
|
7828 | this._tryPushCurrentPosition();
|
7829 | }
|
7830 |
|
7831 | back() {
|
7832 | if (!this._initialized || this._popStateInProgress) {
|
7833 | return;
|
7834 | }
|
7835 |
|
7836 | const state = window.history.state;
|
7837 |
|
7838 | if (this._isValidState(state) && state.uid > 0) {
|
7839 | window.history.back();
|
7840 | }
|
7841 | }
|
7842 |
|
7843 | forward() {
|
7844 | if (!this._initialized || this._popStateInProgress) {
|
7845 | return;
|
7846 | }
|
7847 |
|
7848 | const state = window.history.state;
|
7849 |
|
7850 | if (this._isValidState(state) && state.uid < this._maxUid) {
|
7851 | window.history.forward();
|
7852 | }
|
7853 | }
|
7854 |
|
7855 | get popStateInProgress() {
|
7856 | return this._initialized && (this._popStateInProgress || this._blockHashChange > 0);
|
7857 | }
|
7858 |
|
7859 | get initialBookmark() {
|
7860 | return this._initialized ? this._initialBookmark : null;
|
7861 | }
|
7862 |
|
7863 | get initialRotation() {
|
7864 | return this._initialized ? this._initialRotation : null;
|
7865 | }
|
7866 |
|
7867 | _pushOrReplaceState(destination, forceReplace = false) {
|
7868 | const shouldReplace = forceReplace || !this._destination;
|
7869 | const newState = {
|
7870 | fingerprint: this._fingerprint,
|
7871 | uid: shouldReplace ? this._uid : this._uid + 1,
|
7872 | destination
|
7873 | };
|
7874 |
|
7875 | this._updateInternalState(destination, newState.uid);
|
7876 |
|
7877 | let newUrl;
|
7878 |
|
7879 | if (this._updateUrl && destination?.hash) {
|
7880 | const baseUrl = document.location.href.split("#")[0];
|
7881 |
|
7882 | if (!baseUrl.startsWith("file://")) {
|
7883 | newUrl = `${baseUrl}#${destination.hash}`;
|
7884 | }
|
7885 | }
|
7886 |
|
7887 | if (shouldReplace) {
|
7888 | window.history.replaceState(newState, "", newUrl);
|
7889 | } else {
|
7890 | window.history.pushState(newState, "", newUrl);
|
7891 | }
|
7892 | }
|
7893 |
|
7894 | _tryPushCurrentPosition(temporary = false) {
|
7895 | if (!this._position) {
|
7896 | return;
|
7897 | }
|
7898 |
|
7899 | let position = this._position;
|
7900 |
|
7901 | if (temporary) {
|
7902 | position = Object.assign(Object.create(null), this._position);
|
7903 | position.temporary = true;
|
7904 | }
|
7905 |
|
7906 | if (!this._destination) {
|
7907 | this._pushOrReplaceState(position);
|
7908 |
|
7909 | return;
|
7910 | }
|
7911 |
|
7912 | if (this._destination.temporary) {
|
7913 | this._pushOrReplaceState(position, true);
|
7914 |
|
7915 | return;
|
7916 | }
|
7917 |
|
7918 | if (this._destination.hash === position.hash) {
|
7919 | return;
|
7920 | }
|
7921 |
|
7922 | if (!this._destination.page && (POSITION_UPDATED_THRESHOLD <= 0 || this._numPositionUpdates <= POSITION_UPDATED_THRESHOLD)) {
|
7923 | return;
|
7924 | }
|
7925 |
|
7926 | let forceReplace = false;
|
7927 |
|
7928 | if (this._destination.page >= position.first && this._destination.page <= position.page) {
|
7929 | if (this._destination.dest !== undefined || !this._destination.first) {
|
7930 | return;
|
7931 | }
|
7932 |
|
7933 | forceReplace = true;
|
7934 | }
|
7935 |
|
7936 | this._pushOrReplaceState(position, forceReplace);
|
7937 | }
|
7938 |
|
7939 | _isValidPage(val) {
|
7940 | return Number.isInteger(val) && val > 0 && val <= this.linkService.pagesCount;
|
7941 | }
|
7942 |
|
7943 | _isValidState(state, checkReload = false) {
|
7944 | if (!state) {
|
7945 | return false;
|
7946 | }
|
7947 |
|
7948 | if (state.fingerprint !== this._fingerprint) {
|
7949 | if (checkReload) {
|
7950 | if (typeof state.fingerprint !== "string" || state.fingerprint.length !== this._fingerprint.length) {
|
7951 | return false;
|
7952 | }
|
7953 |
|
7954 | const [perfEntry] = performance.getEntriesByType("navigation");
|
7955 |
|
7956 | if (perfEntry?.type !== "reload") {
|
7957 | return false;
|
7958 | }
|
7959 | } else {
|
7960 | return false;
|
7961 | }
|
7962 | }
|
7963 |
|
7964 | if (!Number.isInteger(state.uid) || state.uid < 0) {
|
7965 | return false;
|
7966 | }
|
7967 |
|
7968 | if (state.destination === null || typeof state.destination !== "object") {
|
7969 | return false;
|
7970 | }
|
7971 |
|
7972 | return true;
|
7973 | }
|
7974 |
|
7975 | _updateInternalState(destination, uid, removeTemporary = false) {
|
7976 | if (this._updateViewareaTimeout) {
|
7977 | clearTimeout(this._updateViewareaTimeout);
|
7978 | this._updateViewareaTimeout = null;
|
7979 | }
|
7980 |
|
7981 | if (removeTemporary && destination?.temporary) {
|
7982 | delete destination.temporary;
|
7983 | }
|
7984 |
|
7985 | this._destination = destination;
|
7986 | this._uid = uid;
|
7987 | this._maxUid = Math.max(this._maxUid, uid);
|
7988 | this._numPositionUpdates = 0;
|
7989 | }
|
7990 |
|
7991 | _parseCurrentHash(checkNameddest = false) {
|
7992 | const hash = unescape(getCurrentHash()).substring(1);
|
7993 | const params = (0, _ui_utils.parseQueryString)(hash);
|
7994 | const nameddest = params.get("nameddest") || "";
|
7995 | let page = params.get("page") | 0;
|
7996 |
|
7997 | if (!this._isValidPage(page) || checkNameddest && nameddest.length > 0) {
|
7998 | page = null;
|
7999 | }
|
8000 |
|
8001 | return {
|
8002 | hash,
|
8003 | page,
|
8004 | rotation: this.linkService.rotation
|
8005 | };
|
8006 | }
|
8007 |
|
8008 | _updateViewarea({
|
8009 | location
|
8010 | }) {
|
8011 | if (this._updateViewareaTimeout) {
|
8012 | clearTimeout(this._updateViewareaTimeout);
|
8013 | this._updateViewareaTimeout = null;
|
8014 | }
|
8015 |
|
8016 | this._position = {
|
8017 | hash: location.pdfOpenParams.substring(1),
|
8018 | page: this.linkService.page,
|
8019 | first: location.pageNumber,
|
8020 | rotation: location.rotation
|
8021 | };
|
8022 |
|
8023 | if (this._popStateInProgress) {
|
8024 | return;
|
8025 | }
|
8026 |
|
8027 | if (POSITION_UPDATED_THRESHOLD > 0 && this._isPagesLoaded && this._destination && !this._destination.page) {
|
8028 | this._numPositionUpdates++;
|
8029 | }
|
8030 |
|
8031 | if (UPDATE_VIEWAREA_TIMEOUT > 0) {
|
8032 | this._updateViewareaTimeout = setTimeout(() => {
|
8033 | if (!this._popStateInProgress) {
|
8034 | this._tryPushCurrentPosition(true);
|
8035 | }
|
8036 |
|
8037 | this._updateViewareaTimeout = null;
|
8038 | }, UPDATE_VIEWAREA_TIMEOUT);
|
8039 | }
|
8040 | }
|
8041 |
|
8042 | _popState({
|
8043 | state
|
8044 | }) {
|
8045 | const newHash = getCurrentHash(),
|
8046 | hashChanged = this._currentHash !== newHash;
|
8047 | this._currentHash = newHash;
|
8048 |
|
8049 | if (!state) {
|
8050 | this._uid++;
|
8051 |
|
8052 | const {
|
8053 | hash,
|
8054 | page,
|
8055 | rotation
|
8056 | } = this._parseCurrentHash();
|
8057 |
|
8058 | this._pushOrReplaceState({
|
8059 | hash,
|
8060 | page,
|
8061 | rotation
|
8062 | }, true);
|
8063 |
|
8064 | return;
|
8065 | }
|
8066 |
|
8067 | if (!this._isValidState(state)) {
|
8068 | return;
|
8069 | }
|
8070 |
|
8071 | this._popStateInProgress = true;
|
8072 |
|
8073 | if (hashChanged) {
|
8074 | this._blockHashChange++;
|
8075 | (0, _event_utils.waitOnEventOrTimeout)({
|
8076 | target: window,
|
8077 | name: "hashchange",
|
8078 | delay: HASH_CHANGE_TIMEOUT
|
8079 | }).then(() => {
|
8080 | this._blockHashChange--;
|
8081 | });
|
8082 | }
|
8083 |
|
8084 | const destination = state.destination;
|
8085 |
|
8086 | this._updateInternalState(destination, state.uid, true);
|
8087 |
|
8088 | if ((0, _ui_utils.isValidRotation)(destination.rotation)) {
|
8089 | this.linkService.rotation = destination.rotation;
|
8090 | }
|
8091 |
|
8092 | if (destination.dest) {
|
8093 | this.linkService.goToDestination(destination.dest);
|
8094 | } else if (destination.hash) {
|
8095 | this.linkService.setHash(destination.hash);
|
8096 | } else if (destination.page) {
|
8097 | this.linkService.page = destination.page;
|
8098 | }
|
8099 |
|
8100 | Promise.resolve().then(() => {
|
8101 | this._popStateInProgress = false;
|
8102 | });
|
8103 | }
|
8104 |
|
8105 | _pageHide() {
|
8106 | if (!this._destination || this._destination.temporary) {
|
8107 | this._tryPushCurrentPosition();
|
8108 | }
|
8109 | }
|
8110 |
|
8111 | _bindEvents() {
|
8112 | if (this._boundEvents) {
|
8113 | return;
|
8114 | }
|
8115 |
|
8116 | this._boundEvents = {
|
8117 | updateViewarea: this._updateViewarea.bind(this),
|
8118 | popState: this._popState.bind(this),
|
8119 | pageHide: this._pageHide.bind(this)
|
8120 | };
|
8121 |
|
8122 | this.eventBus._on("updateviewarea", this._boundEvents.updateViewarea);
|
8123 |
|
8124 | window.addEventListener("popstate", this._boundEvents.popState);
|
8125 | window.addEventListener("pagehide", this._boundEvents.pageHide);
|
8126 | }
|
8127 |
|
8128 | _unbindEvents() {
|
8129 | if (!this._boundEvents) {
|
8130 | return;
|
8131 | }
|
8132 |
|
8133 | this.eventBus._off("updateviewarea", this._boundEvents.updateViewarea);
|
8134 |
|
8135 | window.removeEventListener("popstate", this._boundEvents.popState);
|
8136 | window.removeEventListener("pagehide", this._boundEvents.pageHide);
|
8137 | this._boundEvents = null;
|
8138 | }
|
8139 |
|
8140 | }
|
8141 |
|
8142 | exports.PDFHistory = PDFHistory;
|
8143 |
|
8144 | function isDestHashesEqual(destHash, pushHash) {
|
8145 | if (typeof destHash !== "string" || typeof pushHash !== "string") {
|
8146 | return false;
|
8147 | }
|
8148 |
|
8149 | if (destHash === pushHash) {
|
8150 | return true;
|
8151 | }
|
8152 |
|
8153 | const nameddest = (0, _ui_utils.parseQueryString)(destHash).get("nameddest");
|
8154 |
|
8155 | if (nameddest === pushHash) {
|
8156 | return true;
|
8157 | }
|
8158 |
|
8159 | return false;
|
8160 | }
|
8161 |
|
8162 | function isDestArraysEqual(firstDest, secondDest) {
|
8163 | function isEntryEqual(first, second) {
|
8164 | if (typeof first !== typeof second) {
|
8165 | return false;
|
8166 | }
|
8167 |
|
8168 | if (Array.isArray(first) || Array.isArray(second)) {
|
8169 | return false;
|
8170 | }
|
8171 |
|
8172 | if (first !== null && typeof first === "object" && second !== null) {
|
8173 | if (Object.keys(first).length !== Object.keys(second).length) {
|
8174 | return false;
|
8175 | }
|
8176 |
|
8177 | for (const key in first) {
|
8178 | if (!isEntryEqual(first[key], second[key])) {
|
8179 | return false;
|
8180 | }
|
8181 | }
|
8182 |
|
8183 | return true;
|
8184 | }
|
8185 |
|
8186 | return first === second || Number.isNaN(first) && Number.isNaN(second);
|
8187 | }
|
8188 |
|
8189 | if (!(Array.isArray(firstDest) && Array.isArray(secondDest))) {
|
8190 | return false;
|
8191 | }
|
8192 |
|
8193 | if (firstDest.length !== secondDest.length) {
|
8194 | return false;
|
8195 | }
|
8196 |
|
8197 | for (let i = 0, ii = firstDest.length; i < ii; i++) {
|
8198 | if (!isEntryEqual(firstDest[i], secondDest[i])) {
|
8199 | return false;
|
8200 | }
|
8201 | }
|
8202 |
|
8203 | return true;
|
8204 | }
|
8205 |
|
8206 | }),
|
8207 |
|
8208 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
8209 |
|
8210 |
|
8211 |
|
8212 | Object.defineProperty(exports, "__esModule", ({
|
8213 | value: true
|
8214 | }));
|
8215 | exports.PDFScriptingManager = void 0;
|
8216 |
|
8217 | var _ui_utils = __w_pdfjs_require__(7);
|
8218 |
|
8219 | var _pdfjsLib = __w_pdfjs_require__(3);
|
8220 |
|
8221 | class PDFScriptingManager {
|
8222 | constructor({
|
8223 | eventBus,
|
8224 | sandboxBundleSrc = null,
|
8225 | scriptingFactory = null,
|
8226 | docPropertiesLookup = null
|
8227 | }) {
|
8228 | this._pdfDocument = null;
|
8229 | this._pdfViewer = null;
|
8230 | this._closeCapability = null;
|
8231 | this._destroyCapability = null;
|
8232 | this._scripting = null;
|
8233 | this._mouseState = Object.create(null);
|
8234 | this._ready = false;
|
8235 | this._eventBus = eventBus;
|
8236 | this._sandboxBundleSrc = sandboxBundleSrc;
|
8237 | this._scriptingFactory = scriptingFactory;
|
8238 | this._docPropertiesLookup = docPropertiesLookup;
|
8239 |
|
8240 | if (!this._scriptingFactory) {
|
8241 | window.addEventListener("updatefromsandbox", event => {
|
8242 | this._eventBus.dispatch("updatefromsandbox", {
|
8243 | source: window,
|
8244 | detail: event.detail
|
8245 | });
|
8246 | });
|
8247 | }
|
8248 | }
|
8249 |
|
8250 | setViewer(pdfViewer) {
|
8251 | this._pdfViewer = pdfViewer;
|
8252 | }
|
8253 |
|
8254 | async setDocument(pdfDocument) {
|
8255 | if (this._pdfDocument) {
|
8256 | await this._destroyScripting();
|
8257 | }
|
8258 |
|
8259 | this._pdfDocument = pdfDocument;
|
8260 |
|
8261 | if (!pdfDocument) {
|
8262 | return;
|
8263 | }
|
8264 |
|
8265 | const [objects, calculationOrder, docActions] = await Promise.all([pdfDocument.getFieldObjects(), pdfDocument.getCalculationOrderIds(), pdfDocument.getJSActions()]);
|
8266 |
|
8267 | if (!objects && !docActions) {
|
8268 | await this._destroyScripting();
|
8269 | return;
|
8270 | }
|
8271 |
|
8272 | if (pdfDocument !== this._pdfDocument) {
|
8273 | return;
|
8274 | }
|
8275 |
|
8276 | try {
|
8277 | this._scripting = this._createScripting();
|
8278 | } catch (error) {
|
8279 | console.error(`PDFScriptingManager.setDocument: "${error?.message}".`);
|
8280 | await this._destroyScripting();
|
8281 | return;
|
8282 | }
|
8283 |
|
8284 | this._internalEvents.set("updatefromsandbox", event => {
|
8285 | if (event?.source !== window) {
|
8286 | return;
|
8287 | }
|
8288 |
|
8289 | this._updateFromSandbox(event.detail);
|
8290 | });
|
8291 |
|
8292 | this._internalEvents.set("dispatcheventinsandbox", event => {
|
8293 | this._scripting?.dispatchEventInSandbox(event.detail);
|
8294 | });
|
8295 |
|
8296 | this._internalEvents.set("pagechanging", ({
|
8297 | pageNumber,
|
8298 | previous
|
8299 | }) => {
|
8300 | if (pageNumber === previous) {
|
8301 | return;
|
8302 | }
|
8303 |
|
8304 | this._dispatchPageClose(previous);
|
8305 |
|
8306 | this._dispatchPageOpen(pageNumber);
|
8307 | });
|
8308 |
|
8309 | this._internalEvents.set("pagerendered", ({
|
8310 | pageNumber
|
8311 | }) => {
|
8312 | if (!this._pageOpenPending.has(pageNumber)) {
|
8313 | return;
|
8314 | }
|
8315 |
|
8316 | if (pageNumber !== this._pdfViewer.currentPageNumber) {
|
8317 | return;
|
8318 | }
|
8319 |
|
8320 | this._dispatchPageOpen(pageNumber);
|
8321 | });
|
8322 |
|
8323 | this._internalEvents.set("pagesdestroy", async event => {
|
8324 | await this._dispatchPageClose(this._pdfViewer.currentPageNumber);
|
8325 | await this._scripting?.dispatchEventInSandbox({
|
8326 | id: "doc",
|
8327 | name: "WillClose"
|
8328 | });
|
8329 | this._closeCapability?.resolve();
|
8330 | });
|
8331 |
|
8332 | this._domEvents.set("mousedown", event => {
|
8333 | this._mouseState.isDown = true;
|
8334 | });
|
8335 |
|
8336 | this._domEvents.set("mouseup", event => {
|
8337 | this._mouseState.isDown = false;
|
8338 | });
|
8339 |
|
8340 | for (const [name, listener] of this._internalEvents) {
|
8341 | this._eventBus._on(name, listener);
|
8342 | }
|
8343 |
|
8344 | for (const [name, listener] of this._domEvents) {
|
8345 | window.addEventListener(name, listener, true);
|
8346 | }
|
8347 |
|
8348 | try {
|
8349 | const docProperties = await this._getDocProperties();
|
8350 |
|
8351 | if (pdfDocument !== this._pdfDocument) {
|
8352 | return;
|
8353 | }
|
8354 |
|
8355 | await this._scripting.createSandbox({
|
8356 | objects,
|
8357 | calculationOrder,
|
8358 | appInfo: {
|
8359 | platform: navigator.platform,
|
8360 | language: navigator.language
|
8361 | },
|
8362 | docInfo: { ...docProperties,
|
8363 | actions: docActions
|
8364 | }
|
8365 | });
|
8366 |
|
8367 | this._eventBus.dispatch("sandboxcreated", {
|
8368 | source: this
|
8369 | });
|
8370 | } catch (error) {
|
8371 | console.error(`PDFScriptingManager.setDocument: "${error?.message}".`);
|
8372 | await this._destroyScripting();
|
8373 | return;
|
8374 | }
|
8375 |
|
8376 | await this._scripting?.dispatchEventInSandbox({
|
8377 | id: "doc",
|
8378 | name: "Open"
|
8379 | });
|
8380 | await this._dispatchPageOpen(this._pdfViewer.currentPageNumber, true);
|
8381 | Promise.resolve().then(() => {
|
8382 | if (pdfDocument === this._pdfDocument) {
|
8383 | this._ready = true;
|
8384 | }
|
8385 | });
|
8386 | }
|
8387 |
|
8388 | async dispatchWillSave(detail) {
|
8389 | return this._scripting?.dispatchEventInSandbox({
|
8390 | id: "doc",
|
8391 | name: "WillSave"
|
8392 | });
|
8393 | }
|
8394 |
|
8395 | async dispatchDidSave(detail) {
|
8396 | return this._scripting?.dispatchEventInSandbox({
|
8397 | id: "doc",
|
8398 | name: "DidSave"
|
8399 | });
|
8400 | }
|
8401 |
|
8402 | async dispatchWillPrint(detail) {
|
8403 | return this._scripting?.dispatchEventInSandbox({
|
8404 | id: "doc",
|
8405 | name: "WillPrint"
|
8406 | });
|
8407 | }
|
8408 |
|
8409 | async dispatchDidPrint(detail) {
|
8410 | return this._scripting?.dispatchEventInSandbox({
|
8411 | id: "doc",
|
8412 | name: "DidPrint"
|
8413 | });
|
8414 | }
|
8415 |
|
8416 | get mouseState() {
|
8417 | return this._mouseState;
|
8418 | }
|
8419 |
|
8420 | get destroyPromise() {
|
8421 | return this._destroyCapability?.promise || null;
|
8422 | }
|
8423 |
|
8424 | get ready() {
|
8425 | return this._ready;
|
8426 | }
|
8427 |
|
8428 | get _internalEvents() {
|
8429 | return (0, _pdfjsLib.shadow)(this, "_internalEvents", new Map());
|
8430 | }
|
8431 |
|
8432 | get _domEvents() {
|
8433 | return (0, _pdfjsLib.shadow)(this, "_domEvents", new Map());
|
8434 | }
|
8435 |
|
8436 | get _pageOpenPending() {
|
8437 | return (0, _pdfjsLib.shadow)(this, "_pageOpenPending", new Set());
|
8438 | }
|
8439 |
|
8440 | get _visitedPages() {
|
8441 | return (0, _pdfjsLib.shadow)(this, "_visitedPages", new Map());
|
8442 | }
|
8443 |
|
8444 | async _updateFromSandbox(detail) {
|
8445 | const isInPresentationMode = this._pdfViewer.isInPresentationMode || this._pdfViewer.isChangingPresentationMode;
|
8446 | const {
|
8447 | id,
|
8448 | siblings,
|
8449 | command,
|
8450 | value
|
8451 | } = detail;
|
8452 |
|
8453 | if (!id) {
|
8454 | switch (command) {
|
8455 | case "clear":
|
8456 | console.clear();
|
8457 | break;
|
8458 |
|
8459 | case "error":
|
8460 | console.error(value);
|
8461 | break;
|
8462 |
|
8463 | case "layout":
|
8464 | if (isInPresentationMode) {
|
8465 | return;
|
8466 | }
|
8467 |
|
8468 | const modes = (0, _ui_utils.apiPageLayoutToViewerModes)(value);
|
8469 | this._pdfViewer.spreadMode = modes.spreadMode;
|
8470 | break;
|
8471 |
|
8472 | case "page-num":
|
8473 | this._pdfViewer.currentPageNumber = value + 1;
|
8474 | break;
|
8475 |
|
8476 | case "print":
|
8477 | await this._pdfViewer.pagesPromise;
|
8478 |
|
8479 | this._eventBus.dispatch("print", {
|
8480 | source: this
|
8481 | });
|
8482 |
|
8483 | break;
|
8484 |
|
8485 | case "println":
|
8486 | console.log(value);
|
8487 | break;
|
8488 |
|
8489 | case "zoom":
|
8490 | if (isInPresentationMode) {
|
8491 | return;
|
8492 | }
|
8493 |
|
8494 | this._pdfViewer.currentScaleValue = value;
|
8495 | break;
|
8496 |
|
8497 | case "SaveAs":
|
8498 | this._eventBus.dispatch("download", {
|
8499 | source: this
|
8500 | });
|
8501 |
|
8502 | break;
|
8503 |
|
8504 | case "FirstPage":
|
8505 | this._pdfViewer.currentPageNumber = 1;
|
8506 | break;
|
8507 |
|
8508 | case "LastPage":
|
8509 | this._pdfViewer.currentPageNumber = this._pdfViewer.pagesCount;
|
8510 | break;
|
8511 |
|
8512 | case "NextPage":
|
8513 | this._pdfViewer.nextPage();
|
8514 |
|
8515 | break;
|
8516 |
|
8517 | case "PrevPage":
|
8518 | this._pdfViewer.previousPage();
|
8519 |
|
8520 | break;
|
8521 |
|
8522 | case "ZoomViewIn":
|
8523 | if (isInPresentationMode) {
|
8524 | return;
|
8525 | }
|
8526 |
|
8527 | this._pdfViewer.increaseScale();
|
8528 |
|
8529 | break;
|
8530 |
|
8531 | case "ZoomViewOut":
|
8532 | if (isInPresentationMode) {
|
8533 | return;
|
8534 | }
|
8535 |
|
8536 | this._pdfViewer.decreaseScale();
|
8537 |
|
8538 | break;
|
8539 | }
|
8540 |
|
8541 | return;
|
8542 | }
|
8543 |
|
8544 | if (isInPresentationMode) {
|
8545 | if (detail.focus) {
|
8546 | return;
|
8547 | }
|
8548 | }
|
8549 |
|
8550 | delete detail.id;
|
8551 | delete detail.siblings;
|
8552 | const ids = siblings ? [id, ...siblings] : [id];
|
8553 |
|
8554 | for (const elementId of ids) {
|
8555 | const element = document.querySelector(`[data-element-id="${elementId}"]`);
|
8556 |
|
8557 | if (element) {
|
8558 | element.dispatchEvent(new CustomEvent("updatefromsandbox", {
|
8559 | detail
|
8560 | }));
|
8561 | } else {
|
8562 | this._pdfDocument?.annotationStorage.setValue(elementId, detail);
|
8563 | }
|
8564 | }
|
8565 | }
|
8566 |
|
8567 | async _dispatchPageOpen(pageNumber, initialize = false) {
|
8568 | const pdfDocument = this._pdfDocument,
|
8569 | visitedPages = this._visitedPages;
|
8570 |
|
8571 | if (initialize) {
|
8572 | this._closeCapability = (0, _pdfjsLib.createPromiseCapability)();
|
8573 | }
|
8574 |
|
8575 | if (!this._closeCapability) {
|
8576 | return;
|
8577 | }
|
8578 |
|
8579 | const pageView = this._pdfViewer.getPageView(pageNumber - 1);
|
8580 |
|
8581 | if (pageView?.renderingState !== _ui_utils.RenderingStates.FINISHED) {
|
8582 | this._pageOpenPending.add(pageNumber);
|
8583 |
|
8584 | return;
|
8585 | }
|
8586 |
|
8587 | this._pageOpenPending.delete(pageNumber);
|
8588 |
|
8589 | const actionsPromise = (async () => {
|
8590 | const actions = await (!visitedPages.has(pageNumber) ? pageView.pdfPage?.getJSActions() : null);
|
8591 |
|
8592 | if (pdfDocument !== this._pdfDocument) {
|
8593 | return;
|
8594 | }
|
8595 |
|
8596 | await this._scripting?.dispatchEventInSandbox({
|
8597 | id: "page",
|
8598 | name: "PageOpen",
|
8599 | pageNumber,
|
8600 | actions
|
8601 | });
|
8602 | })();
|
8603 |
|
8604 | visitedPages.set(pageNumber, actionsPromise);
|
8605 | }
|
8606 |
|
8607 | async _dispatchPageClose(pageNumber) {
|
8608 | const pdfDocument = this._pdfDocument,
|
8609 | visitedPages = this._visitedPages;
|
8610 |
|
8611 | if (!this._closeCapability) {
|
8612 | return;
|
8613 | }
|
8614 |
|
8615 | if (this._pageOpenPending.has(pageNumber)) {
|
8616 | return;
|
8617 | }
|
8618 |
|
8619 | const actionsPromise = visitedPages.get(pageNumber);
|
8620 |
|
8621 | if (!actionsPromise) {
|
8622 | return;
|
8623 | }
|
8624 |
|
8625 | visitedPages.set(pageNumber, null);
|
8626 | await actionsPromise;
|
8627 |
|
8628 | if (pdfDocument !== this._pdfDocument) {
|
8629 | return;
|
8630 | }
|
8631 |
|
8632 | await this._scripting?.dispatchEventInSandbox({
|
8633 | id: "page",
|
8634 | name: "PageClose",
|
8635 | pageNumber
|
8636 | });
|
8637 | }
|
8638 |
|
8639 | async _getDocProperties() {
|
8640 | if (this._docPropertiesLookup) {
|
8641 | return this._docPropertiesLookup(this._pdfDocument);
|
8642 | }
|
8643 |
|
8644 | const {
|
8645 | docPropertiesLookup
|
8646 | } = __w_pdfjs_require__(25);
|
8647 |
|
8648 | return docPropertiesLookup(this._pdfDocument);
|
8649 | }
|
8650 |
|
8651 | _createScripting() {
|
8652 | this._destroyCapability = (0, _pdfjsLib.createPromiseCapability)();
|
8653 |
|
8654 | if (this._scripting) {
|
8655 | throw new Error("_createScripting: Scripting already exists.");
|
8656 | }
|
8657 |
|
8658 | if (this._scriptingFactory) {
|
8659 | return this._scriptingFactory.createScripting({
|
8660 | sandboxBundleSrc: this._sandboxBundleSrc
|
8661 | });
|
8662 | }
|
8663 |
|
8664 | const {
|
8665 | GenericScripting
|
8666 | } = __w_pdfjs_require__(25);
|
8667 |
|
8668 | return new GenericScripting(this._sandboxBundleSrc);
|
8669 | }
|
8670 |
|
8671 | async _destroyScripting() {
|
8672 | if (!this._scripting) {
|
8673 | this._pdfDocument = null;
|
8674 | this._destroyCapability?.resolve();
|
8675 | return;
|
8676 | }
|
8677 |
|
8678 | if (this._closeCapability) {
|
8679 | await Promise.race([this._closeCapability.promise, new Promise(resolve => {
|
8680 | setTimeout(resolve, 1000);
|
8681 | })]).catch(reason => {});
|
8682 | this._closeCapability = null;
|
8683 | }
|
8684 |
|
8685 | this._pdfDocument = null;
|
8686 |
|
8687 | try {
|
8688 | await this._scripting.destroySandbox();
|
8689 | } catch (ex) {}
|
8690 |
|
8691 | for (const [name, listener] of this._internalEvents) {
|
8692 | this._eventBus._off(name, listener);
|
8693 | }
|
8694 |
|
8695 | this._internalEvents.clear();
|
8696 |
|
8697 | for (const [name, listener] of this._domEvents) {
|
8698 | window.removeEventListener(name, listener, true);
|
8699 | }
|
8700 |
|
8701 | this._domEvents.clear();
|
8702 |
|
8703 | this._pageOpenPending.clear();
|
8704 |
|
8705 | this._visitedPages.clear();
|
8706 |
|
8707 | this._scripting = null;
|
8708 | delete this._mouseState.isDown;
|
8709 | this._ready = false;
|
8710 | this._destroyCapability?.resolve();
|
8711 | }
|
8712 |
|
8713 | }
|
8714 |
|
8715 | exports.PDFScriptingManager = PDFScriptingManager;
|
8716 |
|
8717 | }),
|
8718 |
|
8719 | ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
|
8720 |
|
8721 |
|
8722 |
|
8723 | Object.defineProperty(exports, "__esModule", ({
|
8724 | value: true
|
8725 | }));
|
8726 | exports.GenericScripting = void 0;
|
8727 | exports.docPropertiesLookup = docPropertiesLookup;
|
8728 |
|
8729 | var _pdfjsLib = __w_pdfjs_require__(3);
|
8730 |
|
8731 | async function docPropertiesLookup(pdfDocument) {
|
8732 | const url = "",
|
8733 | baseUrl = url.split("#")[0];
|
8734 | let {
|
8735 | info,
|
8736 | metadata,
|
8737 | contentDispositionFilename,
|
8738 | contentLength
|
8739 | } = await pdfDocument.getMetadata();
|
8740 |
|
8741 | if (!contentLength) {
|
8742 | const {
|
8743 | length
|
8744 | } = await pdfDocument.getDownloadInfo();
|
8745 | contentLength = length;
|
8746 | }
|
8747 |
|
8748 | return { ...info,
|
8749 | baseURL: baseUrl,
|
8750 | filesize: contentLength,
|
8751 | filename: contentDispositionFilename || (0, _pdfjsLib.getPdfFilenameFromUrl)(url),
|
8752 | metadata: metadata?.getRaw(),
|
8753 | authors: metadata?.get("dc:creator"),
|
8754 | numPages: pdfDocument.numPages,
|
8755 | URL: url
|
8756 | };
|
8757 | }
|
8758 |
|
8759 | class GenericScripting {
|
8760 | constructor(sandboxBundleSrc) {
|
8761 | this._ready = (0, _pdfjsLib.loadScript)(sandboxBundleSrc, true).then(() => {
|
8762 | return window.pdfjsSandbox.QuickJSSandbox();
|
8763 | });
|
8764 | }
|
8765 |
|
8766 | async createSandbox(data) {
|
8767 | const sandbox = await this._ready;
|
8768 | sandbox.create(data);
|
8769 | }
|
8770 |
|
8771 | async dispatchEventInSandbox(event) {
|
8772 | const sandbox = await this._ready;
|
8773 | setTimeout(() => sandbox.dispatchEvent(event), 0);
|
8774 | }
|
8775 |
|
8776 | async destroySandbox() {
|
8777 | const sandbox = await this._ready;
|
8778 | sandbox.nukeSandbox();
|
8779 | }
|
8780 |
|
8781 | }
|
8782 |
|
8783 | exports.GenericScripting = GenericScripting;
|
8784 |
|
8785 | })
|
8786 | ]);
|
8787 |
|
8788 |
|
8789 | var __webpack_module_cache__ = {};
|
8790 |
|
8791 |
|
8792 | function __w_pdfjs_require__(moduleId) {
|
8793 |
|
8794 | var cachedModule = __webpack_module_cache__[moduleId];
|
8795 | if (cachedModule !== undefined) {
|
8796 | return cachedModule.exports;
|
8797 | }
|
8798 |
|
8799 | var module = __webpack_module_cache__[moduleId] = {
|
8800 |
|
8801 |
|
8802 | exports: {}
|
8803 | };
|
8804 |
|
8805 |
|
8806 | __webpack_modules__[moduleId](module, module.exports, __w_pdfjs_require__);
|
8807 |
|
8808 |
|
8809 | return module.exports;
|
8810 | }
|
8811 |
|
8812 |
|
8813 | var __webpack_exports__ = {};
|
8814 |
|
8815 | (() => {
|
8816 | var exports = __webpack_exports__;
|
8817 |
|
8818 |
|
8819 | Object.defineProperty(exports, "__esModule", ({
|
8820 | value: true
|
8821 | }));
|
8822 | Object.defineProperty(exports, "AnnotationLayerBuilder", ({
|
8823 | enumerable: true,
|
8824 | get: function () {
|
8825 | return _annotation_layer_builder.AnnotationLayerBuilder;
|
8826 | }
|
8827 | }));
|
8828 | Object.defineProperty(exports, "DefaultAnnotationLayerFactory", ({
|
8829 | enumerable: true,
|
8830 | get: function () {
|
8831 | return _default_factory.DefaultAnnotationLayerFactory;
|
8832 | }
|
8833 | }));
|
8834 | Object.defineProperty(exports, "DefaultStructTreeLayerFactory", ({
|
8835 | enumerable: true,
|
8836 | get: function () {
|
8837 | return _default_factory.DefaultStructTreeLayerFactory;
|
8838 | }
|
8839 | }));
|
8840 | Object.defineProperty(exports, "DefaultTextLayerFactory", ({
|
8841 | enumerable: true,
|
8842 | get: function () {
|
8843 | return _default_factory.DefaultTextLayerFactory;
|
8844 | }
|
8845 | }));
|
8846 | Object.defineProperty(exports, "DefaultXfaLayerFactory", ({
|
8847 | enumerable: true,
|
8848 | get: function () {
|
8849 | return _default_factory.DefaultXfaLayerFactory;
|
8850 | }
|
8851 | }));
|
8852 | Object.defineProperty(exports, "DownloadManager", ({
|
8853 | enumerable: true,
|
8854 | get: function () {
|
8855 | return _download_manager.DownloadManager;
|
8856 | }
|
8857 | }));
|
8858 | Object.defineProperty(exports, "EventBus", ({
|
8859 | enumerable: true,
|
8860 | get: function () {
|
8861 | return _event_utils.EventBus;
|
8862 | }
|
8863 | }));
|
8864 | Object.defineProperty(exports, "GenericL10n", ({
|
8865 | enumerable: true,
|
8866 | get: function () {
|
8867 | return _genericl10n.GenericL10n;
|
8868 | }
|
8869 | }));
|
8870 | Object.defineProperty(exports, "LinkTarget", ({
|
8871 | enumerable: true,
|
8872 | get: function () {
|
8873 | return _pdf_link_service.LinkTarget;
|
8874 | }
|
8875 | }));
|
8876 | Object.defineProperty(exports, "NullL10n", ({
|
8877 | enumerable: true,
|
8878 | get: function () {
|
8879 | return _l10n_utils.NullL10n;
|
8880 | }
|
8881 | }));
|
8882 | Object.defineProperty(exports, "PDFFindController", ({
|
8883 | enumerable: true,
|
8884 | get: function () {
|
8885 | return _pdf_find_controller.PDFFindController;
|
8886 | }
|
8887 | }));
|
8888 | Object.defineProperty(exports, "PDFHistory", ({
|
8889 | enumerable: true,
|
8890 | get: function () {
|
8891 | return _pdf_history.PDFHistory;
|
8892 | }
|
8893 | }));
|
8894 | Object.defineProperty(exports, "PDFLinkService", ({
|
8895 | enumerable: true,
|
8896 | get: function () {
|
8897 | return _pdf_link_service.PDFLinkService;
|
8898 | }
|
8899 | }));
|
8900 | Object.defineProperty(exports, "PDFPageView", ({
|
8901 | enumerable: true,
|
8902 | get: function () {
|
8903 | return _pdf_page_view.PDFPageView;
|
8904 | }
|
8905 | }));
|
8906 | Object.defineProperty(exports, "PDFScriptingManager", ({
|
8907 | enumerable: true,
|
8908 | get: function () {
|
8909 | return _pdf_scripting_manager.PDFScriptingManager;
|
8910 | }
|
8911 | }));
|
8912 | Object.defineProperty(exports, "PDFSinglePageViewer", ({
|
8913 | enumerable: true,
|
8914 | get: function () {
|
8915 | return _pdf_viewer.PDFSinglePageViewer;
|
8916 | }
|
8917 | }));
|
8918 | Object.defineProperty(exports, "PDFViewer", ({
|
8919 | enumerable: true,
|
8920 | get: function () {
|
8921 | return _pdf_viewer.PDFViewer;
|
8922 | }
|
8923 | }));
|
8924 | Object.defineProperty(exports, "ProgressBar", ({
|
8925 | enumerable: true,
|
8926 | get: function () {
|
8927 | return _ui_utils.ProgressBar;
|
8928 | }
|
8929 | }));
|
8930 | Object.defineProperty(exports, "SimpleLinkService", ({
|
8931 | enumerable: true,
|
8932 | get: function () {
|
8933 | return _pdf_link_service.SimpleLinkService;
|
8934 | }
|
8935 | }));
|
8936 | Object.defineProperty(exports, "StructTreeLayerBuilder", ({
|
8937 | enumerable: true,
|
8938 | get: function () {
|
8939 | return _struct_tree_layer_builder.StructTreeLayerBuilder;
|
8940 | }
|
8941 | }));
|
8942 | Object.defineProperty(exports, "TextLayerBuilder", ({
|
8943 | enumerable: true,
|
8944 | get: function () {
|
8945 | return _text_layer_builder.TextLayerBuilder;
|
8946 | }
|
8947 | }));
|
8948 | Object.defineProperty(exports, "XfaLayerBuilder", ({
|
8949 | enumerable: true,
|
8950 | get: function () {
|
8951 | return _xfa_layer_builder.XfaLayerBuilder;
|
8952 | }
|
8953 | }));
|
8954 | Object.defineProperty(exports, "parseQueryString", ({
|
8955 | enumerable: true,
|
8956 | get: function () {
|
8957 | return _ui_utils.parseQueryString;
|
8958 | }
|
8959 | }));
|
8960 |
|
8961 | var _default_factory = __w_pdfjs_require__(1);
|
8962 |
|
8963 | var _pdf_link_service = __w_pdfjs_require__(6);
|
8964 |
|
8965 | var _ui_utils = __w_pdfjs_require__(7);
|
8966 |
|
8967 | var _pdf_viewer = __w_pdfjs_require__(11);
|
8968 |
|
8969 | var _annotation_layer_builder = __w_pdfjs_require__(5);
|
8970 |
|
8971 | var _download_manager = __w_pdfjs_require__(17);
|
8972 |
|
8973 | var _event_utils = __w_pdfjs_require__(18);
|
8974 |
|
8975 | var _genericl10n = __w_pdfjs_require__(19);
|
8976 |
|
8977 | var _l10n_utils = __w_pdfjs_require__(4);
|
8978 |
|
8979 | var _pdf_find_controller = __w_pdfjs_require__(21);
|
8980 |
|
8981 | var _pdf_history = __w_pdfjs_require__(23);
|
8982 |
|
8983 | var _pdf_page_view = __w_pdfjs_require__(14);
|
8984 |
|
8985 | var _pdf_scripting_manager = __w_pdfjs_require__(24);
|
8986 |
|
8987 | var _struct_tree_layer_builder = __w_pdfjs_require__(8);
|
8988 |
|
8989 | var _text_layer_builder = __w_pdfjs_require__(9);
|
8990 |
|
8991 | var _xfa_layer_builder = __w_pdfjs_require__(10);
|
8992 |
|
8993 | const pdfjsVersion = '2.15.349';
|
8994 | const pdfjsBuild = 'b8aa9c622';
|
8995 | })();
|
8996 |
|
8997 | return __webpack_exports__;
|
8998 | })()
|
8999 | ;
|
9000 | });
|
9001 |
|
\ | No newline at end of file |