1 |
|
2 |
|
3 |
|
4 |
|
5 |
|
6 |
|
7 |
|
8 |
|
9 |
|
10 |
|
11 |
|
12 |
|
13 |
|
14 |
|
15 |
|
16 |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 |
|
22 | "use strict";
|
23 |
|
24 | Object.defineProperty(exports, "__esModule", {
|
25 | value: true
|
26 | });
|
27 | exports.arrayByteLength = arrayByteLength;
|
28 | exports.arraysToBytes = arraysToBytes;
|
29 | exports.assert = assert;
|
30 | exports.bytesToString = bytesToString;
|
31 | exports.createPromiseCapability = createPromiseCapability;
|
32 | exports.getVerbosityLevel = getVerbosityLevel;
|
33 | exports.info = info;
|
34 | exports.isArrayBuffer = isArrayBuffer;
|
35 | exports.isArrayEqual = isArrayEqual;
|
36 | exports.isBool = isBool;
|
37 | exports.isEmptyObj = isEmptyObj;
|
38 | exports.isNum = isNum;
|
39 | exports.isString = isString;
|
40 | exports.isSpace = isSpace;
|
41 | exports.isSameOrigin = isSameOrigin;
|
42 | exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
|
43 | exports.isLittleEndian = isLittleEndian;
|
44 | exports.isEvalSupported = isEvalSupported;
|
45 | exports.log2 = log2;
|
46 | exports.readInt8 = readInt8;
|
47 | exports.readUint16 = readUint16;
|
48 | exports.readUint32 = readUint32;
|
49 | exports.removeNullCharacters = removeNullCharacters;
|
50 | exports.setVerbosityLevel = setVerbosityLevel;
|
51 | exports.shadow = shadow;
|
52 | exports.string32 = string32;
|
53 | exports.stringToBytes = stringToBytes;
|
54 | exports.stringToPDFString = stringToPDFString;
|
55 | exports.stringToUTF8String = stringToUTF8String;
|
56 | exports.utf8StringToString = utf8StringToString;
|
57 | exports.warn = warn;
|
58 | exports.unreachable = unreachable;
|
59 | Object.defineProperty(exports, "ReadableStream", {
|
60 | enumerable: true,
|
61 | get: function get() {
|
62 | return _streams_polyfill.ReadableStream;
|
63 | }
|
64 | });
|
65 | Object.defineProperty(exports, "URL", {
|
66 | enumerable: true,
|
67 | get: function get() {
|
68 | return _url_polyfill.URL;
|
69 | }
|
70 | });
|
71 | exports.createObjectURL = exports.FormatError = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.TextRenderingMode = exports.StreamType = exports.PermissionFlag = exports.PasswordResponses = exports.PasswordException = exports.NativeImageDecoding = exports.MissingPDFException = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VerbosityLevel = exports.OPS = exports.IDENTITY_MATRIX = exports.FONT_IDENTITY_MATRIX = void 0;
|
72 |
|
73 | require("./compatibility");
|
74 |
|
75 | var _streams_polyfill = require("./streams_polyfill");
|
76 |
|
77 | var _url_polyfill = require("./url_polyfill");
|
78 |
|
79 | function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
|
80 |
|
81 | var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
|
82 | exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
|
83 | var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
|
84 | exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
|
85 | var NativeImageDecoding = {
|
86 | NONE: 'none',
|
87 | DECODE: 'decode',
|
88 | DISPLAY: 'display'
|
89 | };
|
90 | exports.NativeImageDecoding = NativeImageDecoding;
|
91 | var PermissionFlag = {
|
92 | PRINT: 0x04,
|
93 | MODIFY_CONTENTS: 0x08,
|
94 | COPY: 0x10,
|
95 | MODIFY_ANNOTATIONS: 0x20,
|
96 | FILL_INTERACTIVE_FORMS: 0x100,
|
97 | COPY_FOR_ACCESSIBILITY: 0x200,
|
98 | ASSEMBLE: 0x400,
|
99 | PRINT_HIGH_QUALITY: 0x800
|
100 | };
|
101 | exports.PermissionFlag = PermissionFlag;
|
102 | var TextRenderingMode = {
|
103 | FILL: 0,
|
104 | STROKE: 1,
|
105 | FILL_STROKE: 2,
|
106 | INVISIBLE: 3,
|
107 | FILL_ADD_TO_PATH: 4,
|
108 | STROKE_ADD_TO_PATH: 5,
|
109 | FILL_STROKE_ADD_TO_PATH: 6,
|
110 | ADD_TO_PATH: 7,
|
111 | FILL_STROKE_MASK: 3,
|
112 | ADD_TO_PATH_FLAG: 4
|
113 | };
|
114 | exports.TextRenderingMode = TextRenderingMode;
|
115 | var ImageKind = {
|
116 | GRAYSCALE_1BPP: 1,
|
117 | RGB_24BPP: 2,
|
118 | RGBA_32BPP: 3
|
119 | };
|
120 | exports.ImageKind = ImageKind;
|
121 | var AnnotationType = {
|
122 | TEXT: 1,
|
123 | LINK: 2,
|
124 | FREETEXT: 3,
|
125 | LINE: 4,
|
126 | SQUARE: 5,
|
127 | CIRCLE: 6,
|
128 | POLYGON: 7,
|
129 | POLYLINE: 8,
|
130 | HIGHLIGHT: 9,
|
131 | UNDERLINE: 10,
|
132 | SQUIGGLY: 11,
|
133 | STRIKEOUT: 12,
|
134 | STAMP: 13,
|
135 | CARET: 14,
|
136 | INK: 15,
|
137 | POPUP: 16,
|
138 | FILEATTACHMENT: 17,
|
139 | SOUND: 18,
|
140 | MOVIE: 19,
|
141 | WIDGET: 20,
|
142 | SCREEN: 21,
|
143 | PRINTERMARK: 22,
|
144 | TRAPNET: 23,
|
145 | WATERMARK: 24,
|
146 | THREED: 25,
|
147 | REDACT: 26
|
148 | };
|
149 | exports.AnnotationType = AnnotationType;
|
150 | var AnnotationFlag = {
|
151 | INVISIBLE: 0x01,
|
152 | HIDDEN: 0x02,
|
153 | PRINT: 0x04,
|
154 | NOZOOM: 0x08,
|
155 | NOROTATE: 0x10,
|
156 | NOVIEW: 0x20,
|
157 | READONLY: 0x40,
|
158 | LOCKED: 0x80,
|
159 | TOGGLENOVIEW: 0x100,
|
160 | LOCKEDCONTENTS: 0x200
|
161 | };
|
162 | exports.AnnotationFlag = AnnotationFlag;
|
163 | var AnnotationFieldFlag = {
|
164 | READONLY: 0x0000001,
|
165 | REQUIRED: 0x0000002,
|
166 | NOEXPORT: 0x0000004,
|
167 | MULTILINE: 0x0001000,
|
168 | PASSWORD: 0x0002000,
|
169 | NOTOGGLETOOFF: 0x0004000,
|
170 | RADIO: 0x0008000,
|
171 | PUSHBUTTON: 0x0010000,
|
172 | COMBO: 0x0020000,
|
173 | EDIT: 0x0040000,
|
174 | SORT: 0x0080000,
|
175 | FILESELECT: 0x0100000,
|
176 | MULTISELECT: 0x0200000,
|
177 | DONOTSPELLCHECK: 0x0400000,
|
178 | DONOTSCROLL: 0x0800000,
|
179 | COMB: 0x1000000,
|
180 | RICHTEXT: 0x2000000,
|
181 | RADIOSINUNISON: 0x2000000,
|
182 | COMMITONSELCHANGE: 0x4000000
|
183 | };
|
184 | exports.AnnotationFieldFlag = AnnotationFieldFlag;
|
185 | var AnnotationBorderStyleType = {
|
186 | SOLID: 1,
|
187 | DASHED: 2,
|
188 | BEVELED: 3,
|
189 | INSET: 4,
|
190 | UNDERLINE: 5
|
191 | };
|
192 | exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
|
193 | var StreamType = {
|
194 | UNKNOWN: 0,
|
195 | FLATE: 1,
|
196 | LZW: 2,
|
197 | DCT: 3,
|
198 | JPX: 4,
|
199 | JBIG: 5,
|
200 | A85: 6,
|
201 | AHX: 7,
|
202 | CCF: 8,
|
203 | RL: 9
|
204 | };
|
205 | exports.StreamType = StreamType;
|
206 | var FontType = {
|
207 | UNKNOWN: 0,
|
208 | TYPE1: 1,
|
209 | TYPE1C: 2,
|
210 | CIDFONTTYPE0: 3,
|
211 | CIDFONTTYPE0C: 4,
|
212 | TRUETYPE: 5,
|
213 | CIDFONTTYPE2: 6,
|
214 | TYPE3: 7,
|
215 | OPENTYPE: 8,
|
216 | TYPE0: 9,
|
217 | MMTYPE1: 10
|
218 | };
|
219 | exports.FontType = FontType;
|
220 | var VerbosityLevel = {
|
221 | ERRORS: 0,
|
222 | WARNINGS: 1,
|
223 | INFOS: 5
|
224 | };
|
225 | exports.VerbosityLevel = VerbosityLevel;
|
226 | var CMapCompressionType = {
|
227 | NONE: 0,
|
228 | BINARY: 1,
|
229 | STREAM: 2
|
230 | };
|
231 | exports.CMapCompressionType = CMapCompressionType;
|
232 | var OPS = {
|
233 | dependency: 1,
|
234 | setLineWidth: 2,
|
235 | setLineCap: 3,
|
236 | setLineJoin: 4,
|
237 | setMiterLimit: 5,
|
238 | setDash: 6,
|
239 | setRenderingIntent: 7,
|
240 | setFlatness: 8,
|
241 | setGState: 9,
|
242 | save: 10,
|
243 | restore: 11,
|
244 | transform: 12,
|
245 | moveTo: 13,
|
246 | lineTo: 14,
|
247 | curveTo: 15,
|
248 | curveTo2: 16,
|
249 | curveTo3: 17,
|
250 | closePath: 18,
|
251 | rectangle: 19,
|
252 | stroke: 20,
|
253 | closeStroke: 21,
|
254 | fill: 22,
|
255 | eoFill: 23,
|
256 | fillStroke: 24,
|
257 | eoFillStroke: 25,
|
258 | closeFillStroke: 26,
|
259 | closeEOFillStroke: 27,
|
260 | endPath: 28,
|
261 | clip: 29,
|
262 | eoClip: 30,
|
263 | beginText: 31,
|
264 | endText: 32,
|
265 | setCharSpacing: 33,
|
266 | setWordSpacing: 34,
|
267 | setHScale: 35,
|
268 | setLeading: 36,
|
269 | setFont: 37,
|
270 | setTextRenderingMode: 38,
|
271 | setTextRise: 39,
|
272 | moveText: 40,
|
273 | setLeadingMoveText: 41,
|
274 | setTextMatrix: 42,
|
275 | nextLine: 43,
|
276 | showText: 44,
|
277 | showSpacedText: 45,
|
278 | nextLineShowText: 46,
|
279 | nextLineSetSpacingShowText: 47,
|
280 | setCharWidth: 48,
|
281 | setCharWidthAndBounds: 49,
|
282 | setStrokeColorSpace: 50,
|
283 | setFillColorSpace: 51,
|
284 | setStrokeColor: 52,
|
285 | setStrokeColorN: 53,
|
286 | setFillColor: 54,
|
287 | setFillColorN: 55,
|
288 | setStrokeGray: 56,
|
289 | setFillGray: 57,
|
290 | setStrokeRGBColor: 58,
|
291 | setFillRGBColor: 59,
|
292 | setStrokeCMYKColor: 60,
|
293 | setFillCMYKColor: 61,
|
294 | shadingFill: 62,
|
295 | beginInlineImage: 63,
|
296 | beginImageData: 64,
|
297 | endInlineImage: 65,
|
298 | paintXObject: 66,
|
299 | markPoint: 67,
|
300 | markPointProps: 68,
|
301 | beginMarkedContent: 69,
|
302 | beginMarkedContentProps: 70,
|
303 | endMarkedContent: 71,
|
304 | beginCompat: 72,
|
305 | endCompat: 73,
|
306 | paintFormXObjectBegin: 74,
|
307 | paintFormXObjectEnd: 75,
|
308 | beginGroup: 76,
|
309 | endGroup: 77,
|
310 | beginAnnotations: 78,
|
311 | endAnnotations: 79,
|
312 | beginAnnotation: 80,
|
313 | endAnnotation: 81,
|
314 | paintJpegXObject: 82,
|
315 | paintImageMaskXObject: 83,
|
316 | paintImageMaskXObjectGroup: 84,
|
317 | paintImageXObject: 85,
|
318 | paintInlineImageXObject: 86,
|
319 | paintInlineImageXObjectGroup: 87,
|
320 | paintImageXObjectRepeat: 88,
|
321 | paintImageMaskXObjectRepeat: 89,
|
322 | paintSolidColorImageMask: 90,
|
323 | constructPath: 91
|
324 | };
|
325 | exports.OPS = OPS;
|
326 | var UNSUPPORTED_FEATURES = {
|
327 | unknown: 'unknown',
|
328 | forms: 'forms',
|
329 | javaScript: 'javaScript',
|
330 | smask: 'smask',
|
331 | shadingPattern: 'shadingPattern',
|
332 | font: 'font'
|
333 | };
|
334 | exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
|
335 | var PasswordResponses = {
|
336 | NEED_PASSWORD: 1,
|
337 | INCORRECT_PASSWORD: 2
|
338 | };
|
339 | exports.PasswordResponses = PasswordResponses;
|
340 | var verbosity = VerbosityLevel.WARNINGS;
|
341 |
|
342 | function setVerbosityLevel(level) {
|
343 | if (Number.isInteger(level)) {
|
344 | verbosity = level;
|
345 | }
|
346 | }
|
347 |
|
348 | function getVerbosityLevel() {
|
349 | return verbosity;
|
350 | }
|
351 |
|
352 | function info(msg) {
|
353 | if (verbosity >= VerbosityLevel.INFOS) {
|
354 | console.log('Info: ' + msg);
|
355 | }
|
356 | }
|
357 |
|
358 | function warn(msg) {
|
359 | if (verbosity >= VerbosityLevel.WARNINGS) {
|
360 | console.log('Warning: ' + msg);
|
361 | }
|
362 | }
|
363 |
|
364 | function unreachable(msg) {
|
365 | throw new Error(msg);
|
366 | }
|
367 |
|
368 | function assert(cond, msg) {
|
369 | if (!cond) {
|
370 | unreachable(msg);
|
371 | }
|
372 | }
|
373 |
|
374 | function isSameOrigin(baseUrl, otherUrl) {
|
375 | try {
|
376 | var base = new _url_polyfill.URL(baseUrl);
|
377 |
|
378 | if (!base.origin || base.origin === 'null') {
|
379 | return false;
|
380 | }
|
381 | } catch (e) {
|
382 | return false;
|
383 | }
|
384 |
|
385 | var other = new _url_polyfill.URL(otherUrl, base);
|
386 | return base.origin === other.origin;
|
387 | }
|
388 |
|
389 | function _isValidProtocol(url) {
|
390 | if (!url) {
|
391 | return false;
|
392 | }
|
393 |
|
394 | switch (url.protocol) {
|
395 | case 'http:':
|
396 | case 'https:':
|
397 | case 'ftp:':
|
398 | case 'mailto:':
|
399 | case 'tel:':
|
400 | return true;
|
401 |
|
402 | default:
|
403 | return false;
|
404 | }
|
405 | }
|
406 |
|
407 | function createValidAbsoluteUrl(url, baseUrl) {
|
408 | if (!url) {
|
409 | return null;
|
410 | }
|
411 |
|
412 | try {
|
413 | var absoluteUrl = baseUrl ? new _url_polyfill.URL(url, baseUrl) : new _url_polyfill.URL(url);
|
414 |
|
415 | if (_isValidProtocol(absoluteUrl)) {
|
416 | return absoluteUrl;
|
417 | }
|
418 | } catch (ex) {}
|
419 |
|
420 | return null;
|
421 | }
|
422 |
|
423 | function shadow(obj, prop, value) {
|
424 | Object.defineProperty(obj, prop, {
|
425 | value: value,
|
426 | enumerable: true,
|
427 | configurable: true,
|
428 | writable: false
|
429 | });
|
430 | return value;
|
431 | }
|
432 |
|
433 | var PasswordException = function PasswordExceptionClosure() {
|
434 | function PasswordException(msg, code) {
|
435 | this.name = 'PasswordException';
|
436 | this.message = msg;
|
437 | this.code = code;
|
438 | }
|
439 |
|
440 | PasswordException.prototype = new Error();
|
441 | PasswordException.constructor = PasswordException;
|
442 | return PasswordException;
|
443 | }();
|
444 |
|
445 | exports.PasswordException = PasswordException;
|
446 |
|
447 | var UnknownErrorException = function UnknownErrorExceptionClosure() {
|
448 | function UnknownErrorException(msg, details) {
|
449 | this.name = 'UnknownErrorException';
|
450 | this.message = msg;
|
451 | this.details = details;
|
452 | }
|
453 |
|
454 | UnknownErrorException.prototype = new Error();
|
455 | UnknownErrorException.constructor = UnknownErrorException;
|
456 | return UnknownErrorException;
|
457 | }();
|
458 |
|
459 | exports.UnknownErrorException = UnknownErrorException;
|
460 |
|
461 | var InvalidPDFException = function InvalidPDFExceptionClosure() {
|
462 | function InvalidPDFException(msg) {
|
463 | this.name = 'InvalidPDFException';
|
464 | this.message = msg;
|
465 | }
|
466 |
|
467 | InvalidPDFException.prototype = new Error();
|
468 | InvalidPDFException.constructor = InvalidPDFException;
|
469 | return InvalidPDFException;
|
470 | }();
|
471 |
|
472 | exports.InvalidPDFException = InvalidPDFException;
|
473 |
|
474 | var MissingPDFException = function MissingPDFExceptionClosure() {
|
475 | function MissingPDFException(msg) {
|
476 | this.name = 'MissingPDFException';
|
477 | this.message = msg;
|
478 | }
|
479 |
|
480 | MissingPDFException.prototype = new Error();
|
481 | MissingPDFException.constructor = MissingPDFException;
|
482 | return MissingPDFException;
|
483 | }();
|
484 |
|
485 | exports.MissingPDFException = MissingPDFException;
|
486 |
|
487 | var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() {
|
488 | function UnexpectedResponseException(msg, status) {
|
489 | this.name = 'UnexpectedResponseException';
|
490 | this.message = msg;
|
491 | this.status = status;
|
492 | }
|
493 |
|
494 | UnexpectedResponseException.prototype = new Error();
|
495 | UnexpectedResponseException.constructor = UnexpectedResponseException;
|
496 | return UnexpectedResponseException;
|
497 | }();
|
498 |
|
499 | exports.UnexpectedResponseException = UnexpectedResponseException;
|
500 |
|
501 | var FormatError = function FormatErrorClosure() {
|
502 | function FormatError(msg) {
|
503 | this.message = msg;
|
504 | }
|
505 |
|
506 | FormatError.prototype = new Error();
|
507 | FormatError.prototype.name = 'FormatError';
|
508 | FormatError.constructor = FormatError;
|
509 | return FormatError;
|
510 | }();
|
511 |
|
512 | exports.FormatError = FormatError;
|
513 |
|
514 | var AbortException = function AbortExceptionClosure() {
|
515 | function AbortException(msg) {
|
516 | this.name = 'AbortException';
|
517 | this.message = msg;
|
518 | }
|
519 |
|
520 | AbortException.prototype = new Error();
|
521 | AbortException.constructor = AbortException;
|
522 | return AbortException;
|
523 | }();
|
524 |
|
525 | exports.AbortException = AbortException;
|
526 | var NullCharactersRegExp = /\x00/g;
|
527 |
|
528 | function removeNullCharacters(str) {
|
529 | if (typeof str !== 'string') {
|
530 | warn('The argument for removeNullCharacters must be a string.');
|
531 | return str;
|
532 | }
|
533 |
|
534 | return str.replace(NullCharactersRegExp, '');
|
535 | }
|
536 |
|
537 | function bytesToString(bytes) {
|
538 | assert(bytes !== null && _typeof(bytes) === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
|
539 | var length = bytes.length;
|
540 | var MAX_ARGUMENT_COUNT = 8192;
|
541 |
|
542 | if (length < MAX_ARGUMENT_COUNT) {
|
543 | return String.fromCharCode.apply(null, bytes);
|
544 | }
|
545 |
|
546 | var strBuf = [];
|
547 |
|
548 | for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
|
549 | var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
|
550 | var chunk = bytes.subarray(i, chunkEnd);
|
551 | strBuf.push(String.fromCharCode.apply(null, chunk));
|
552 | }
|
553 |
|
554 | return strBuf.join('');
|
555 | }
|
556 |
|
557 | function stringToBytes(str) {
|
558 | assert(typeof str === 'string', 'Invalid argument for stringToBytes');
|
559 | var length = str.length;
|
560 | var bytes = new Uint8Array(length);
|
561 |
|
562 | for (var i = 0; i < length; ++i) {
|
563 | bytes[i] = str.charCodeAt(i) & 0xFF;
|
564 | }
|
565 |
|
566 | return bytes;
|
567 | }
|
568 |
|
569 | function arrayByteLength(arr) {
|
570 | if (arr.length !== undefined) {
|
571 | return arr.length;
|
572 | }
|
573 |
|
574 | assert(arr.byteLength !== undefined);
|
575 | return arr.byteLength;
|
576 | }
|
577 |
|
578 | function arraysToBytes(arr) {
|
579 | if (arr.length === 1 && arr[0] instanceof Uint8Array) {
|
580 | return arr[0];
|
581 | }
|
582 |
|
583 | var resultLength = 0;
|
584 | var i,
|
585 | ii = arr.length;
|
586 | var item, itemLength;
|
587 |
|
588 | for (i = 0; i < ii; i++) {
|
589 | item = arr[i];
|
590 | itemLength = arrayByteLength(item);
|
591 | resultLength += itemLength;
|
592 | }
|
593 |
|
594 | var pos = 0;
|
595 | var data = new Uint8Array(resultLength);
|
596 |
|
597 | for (i = 0; i < ii; i++) {
|
598 | item = arr[i];
|
599 |
|
600 | if (!(item instanceof Uint8Array)) {
|
601 | if (typeof item === 'string') {
|
602 | item = stringToBytes(item);
|
603 | } else {
|
604 | item = new Uint8Array(item);
|
605 | }
|
606 | }
|
607 |
|
608 | itemLength = item.byteLength;
|
609 | data.set(item, pos);
|
610 | pos += itemLength;
|
611 | }
|
612 |
|
613 | return data;
|
614 | }
|
615 |
|
616 | function string32(value) {
|
617 | return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
|
618 | }
|
619 |
|
620 | function log2(x) {
|
621 | if (x <= 0) {
|
622 | return 0;
|
623 | }
|
624 |
|
625 | return Math.ceil(Math.log2(x));
|
626 | }
|
627 |
|
628 | function readInt8(data, start) {
|
629 | return data[start] << 24 >> 24;
|
630 | }
|
631 |
|
632 | function readUint16(data, offset) {
|
633 | return data[offset] << 8 | data[offset + 1];
|
634 | }
|
635 |
|
636 | function readUint32(data, offset) {
|
637 | return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
|
638 | }
|
639 |
|
640 | function isLittleEndian() {
|
641 | var buffer8 = new Uint8Array(4);
|
642 | buffer8[0] = 1;
|
643 | var view32 = new Uint32Array(buffer8.buffer, 0, 1);
|
644 | return view32[0] === 1;
|
645 | }
|
646 |
|
647 | function isEvalSupported() {
|
648 | try {
|
649 | new Function('');
|
650 | return true;
|
651 | } catch (e) {
|
652 | return false;
|
653 | }
|
654 | }
|
655 |
|
656 | var Util = function UtilClosure() {
|
657 | function Util() {}
|
658 |
|
659 | var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
|
660 |
|
661 | Util.makeCssRgb = function Util_makeCssRgb(r, g, b) {
|
662 | rgbBuf[1] = r;
|
663 | rgbBuf[3] = g;
|
664 | rgbBuf[5] = b;
|
665 | return rgbBuf.join('');
|
666 | };
|
667 |
|
668 | Util.transform = function Util_transform(m1, m2) {
|
669 | return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
|
670 | };
|
671 |
|
672 | Util.applyTransform = function Util_applyTransform(p, m) {
|
673 | var xt = p[0] * m[0] + p[1] * m[2] + m[4];
|
674 | var yt = p[0] * m[1] + p[1] * m[3] + m[5];
|
675 | return [xt, yt];
|
676 | };
|
677 |
|
678 | Util.applyInverseTransform = function Util_applyInverseTransform(p, m) {
|
679 | var d = m[0] * m[3] - m[1] * m[2];
|
680 | var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
|
681 | var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
|
682 | return [xt, yt];
|
683 | };
|
684 |
|
685 | Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) {
|
686 | var p1 = Util.applyTransform(r, m);
|
687 | var p2 = Util.applyTransform(r.slice(2, 4), m);
|
688 | var p3 = Util.applyTransform([r[0], r[3]], m);
|
689 | var p4 = Util.applyTransform([r[2], r[1]], m);
|
690 | return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
|
691 | };
|
692 |
|
693 | Util.inverseTransform = function Util_inverseTransform(m) {
|
694 | var d = m[0] * m[3] - m[1] * m[2];
|
695 | return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
|
696 | };
|
697 |
|
698 | Util.apply3dTransform = function Util_apply3dTransform(m, v) {
|
699 | return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
|
700 | };
|
701 |
|
702 | Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) {
|
703 | var transpose = [m[0], m[2], m[1], m[3]];
|
704 | var a = m[0] * transpose[0] + m[1] * transpose[2];
|
705 | var b = m[0] * transpose[1] + m[1] * transpose[3];
|
706 | var c = m[2] * transpose[0] + m[3] * transpose[2];
|
707 | var d = m[2] * transpose[1] + m[3] * transpose[3];
|
708 | var first = (a + d) / 2;
|
709 | var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
|
710 | var sx = first + second || 1;
|
711 | var sy = first - second || 1;
|
712 | return [Math.sqrt(sx), Math.sqrt(sy)];
|
713 | };
|
714 |
|
715 | Util.normalizeRect = function Util_normalizeRect(rect) {
|
716 | var r = rect.slice(0);
|
717 |
|
718 | if (rect[0] > rect[2]) {
|
719 | r[0] = rect[2];
|
720 | r[2] = rect[0];
|
721 | }
|
722 |
|
723 | if (rect[1] > rect[3]) {
|
724 | r[1] = rect[3];
|
725 | r[3] = rect[1];
|
726 | }
|
727 |
|
728 | return r;
|
729 | };
|
730 |
|
731 | Util.intersect = function Util_intersect(rect1, rect2) {
|
732 | function compare(a, b) {
|
733 | return a - b;
|
734 | }
|
735 |
|
736 | var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare),
|
737 | orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare),
|
738 | result = [];
|
739 | rect1 = Util.normalizeRect(rect1);
|
740 | rect2 = Util.normalizeRect(rect2);
|
741 |
|
742 | if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
|
743 | result[0] = orderedX[1];
|
744 | result[2] = orderedX[2];
|
745 | } else {
|
746 | return false;
|
747 | }
|
748 |
|
749 | if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
|
750 | result[1] = orderedY[1];
|
751 | result[3] = orderedY[2];
|
752 | } else {
|
753 | return false;
|
754 | }
|
755 |
|
756 | return result;
|
757 | };
|
758 |
|
759 | return Util;
|
760 | }();
|
761 |
|
762 | exports.Util = Util;
|
763 | var PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC];
|
764 |
|
765 | function stringToPDFString(str) {
|
766 | var i,
|
767 | n = str.length,
|
768 | strBuf = [];
|
769 |
|
770 | if (str[0] === '\xFE' && str[1] === '\xFF') {
|
771 | for (i = 2; i < n; i += 2) {
|
772 | strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
|
773 | }
|
774 | } else {
|
775 | for (i = 0; i < n; ++i) {
|
776 | var code = PDFStringTranslateTable[str.charCodeAt(i)];
|
777 | strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
|
778 | }
|
779 | }
|
780 |
|
781 | return strBuf.join('');
|
782 | }
|
783 |
|
784 | function stringToUTF8String(str) {
|
785 | return decodeURIComponent(escape(str));
|
786 | }
|
787 |
|
788 | function utf8StringToString(str) {
|
789 | return unescape(encodeURIComponent(str));
|
790 | }
|
791 |
|
792 | function isEmptyObj(obj) {
|
793 | for (var key in obj) {
|
794 | return false;
|
795 | }
|
796 |
|
797 | return true;
|
798 | }
|
799 |
|
800 | function isBool(v) {
|
801 | return typeof v === 'boolean';
|
802 | }
|
803 |
|
804 | function isNum(v) {
|
805 | return typeof v === 'number';
|
806 | }
|
807 |
|
808 | function isString(v) {
|
809 | return typeof v === 'string';
|
810 | }
|
811 |
|
812 | function isArrayBuffer(v) {
|
813 | return _typeof(v) === 'object' && v !== null && v.byteLength !== undefined;
|
814 | }
|
815 |
|
816 | function isArrayEqual(arr1, arr2) {
|
817 | if (arr1.length !== arr2.length) {
|
818 | return false;
|
819 | }
|
820 |
|
821 | return arr1.every(function (element, index) {
|
822 | return element === arr2[index];
|
823 | });
|
824 | }
|
825 |
|
826 | function isSpace(ch) {
|
827 | return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
|
828 | }
|
829 |
|
830 | function createPromiseCapability() {
|
831 | var capability = Object.create(null);
|
832 | var isSettled = false;
|
833 | Object.defineProperty(capability, 'settled', {
|
834 | get: function get() {
|
835 | return isSettled;
|
836 | }
|
837 | });
|
838 | capability.promise = new Promise(function (resolve, reject) {
|
839 | capability.resolve = function (data) {
|
840 | isSettled = true;
|
841 | resolve(data);
|
842 | };
|
843 |
|
844 | capability.reject = function (reason) {
|
845 | isSettled = true;
|
846 | reject(reason);
|
847 | };
|
848 | });
|
849 | return capability;
|
850 | }
|
851 |
|
852 | var createObjectURL = function createObjectURLClosure() {
|
853 | var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
|
854 | return function createObjectURL(data, contentType) {
|
855 | var forceDataSchema = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
|
856 |
|
857 | if (!forceDataSchema && _url_polyfill.URL.createObjectURL) {
|
858 | var blob = new Blob([data], {
|
859 | type: contentType
|
860 | });
|
861 | return _url_polyfill.URL.createObjectURL(blob);
|
862 | }
|
863 |
|
864 | var buffer = 'data:' + contentType + ';base64,';
|
865 |
|
866 | for (var i = 0, ii = data.length; i < ii; i += 3) {
|
867 | var b1 = data[i] & 0xFF;
|
868 | var b2 = data[i + 1] & 0xFF;
|
869 | var b3 = data[i + 2] & 0xFF;
|
870 | var d1 = b1 >> 2,
|
871 | d2 = (b1 & 3) << 4 | b2 >> 4;
|
872 | var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
|
873 | var d4 = i + 2 < ii ? b3 & 0x3F : 64;
|
874 | buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
|
875 | }
|
876 |
|
877 | return buffer;
|
878 | };
|
879 | }();
|
880 |
|
881 | exports.createObjectURL = createObjectURL; |
\ | No newline at end of file |