/* Copyright 2017 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory();
	else if(typeof define === 'function' && define.amd)
		define("pdfjs-dist/build/pdf", [], factory);
	else if(typeof exports === 'object')
		exports["pdfjs-dist/build/pdf"] = factory();
	else
		root["pdfjs-dist/build/pdf"] = root.pdfjsDistBuildPdf = factory();
})(this, function() {
return /******/ (function(modules) { // webpackBootstrap
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/******/ 	function __w_pdfjs_require__(moduleId) {

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/******/ 			return installedModules[moduleId].exports;

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/******/ 			exports: {}
/******/ 		};

/******/ 		// Execute the module function
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/******/ 		// Return the exports of the module
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/* 0 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";
/* WEBPACK VAR INJECTION */(function(global) {

var compatibility = __w_pdfjs_require__(13);
var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : undefined;
var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
var TextRenderingMode = {
  FILL: 0,
  STROKE: 1,
  FILL_STROKE: 2,
  INVISIBLE: 3,
  FILL_ADD_TO_PATH: 4,
  STROKE_ADD_TO_PATH: 5,
  FILL_STROKE_ADD_TO_PATH: 6,
  ADD_TO_PATH: 7,
  FILL_STROKE_MASK: 3,
  ADD_TO_PATH_FLAG: 4
};
var ImageKind = {
  GRAYSCALE_1BPP: 1,
  RGB_24BPP: 2,
  RGBA_32BPP: 3
};
var AnnotationType = {
  TEXT: 1,
  LINK: 2,
  FREETEXT: 3,
  LINE: 4,
  SQUARE: 5,
  CIRCLE: 6,
  POLYGON: 7,
  POLYLINE: 8,
  HIGHLIGHT: 9,
  UNDERLINE: 10,
  SQUIGGLY: 11,
  STRIKEOUT: 12,
  STAMP: 13,
  CARET: 14,
  INK: 15,
  POPUP: 16,
  FILEATTACHMENT: 17,
  SOUND: 18,
  MOVIE: 19,
  WIDGET: 20,
  SCREEN: 21,
  PRINTERMARK: 22,
  TRAPNET: 23,
  WATERMARK: 24,
  THREED: 25,
  REDACT: 26
};
var AnnotationFlag = {
  INVISIBLE: 0x01,
  HIDDEN: 0x02,
  PRINT: 0x04,
  NOZOOM: 0x08,
  NOROTATE: 0x10,
  NOVIEW: 0x20,
  READONLY: 0x40,
  LOCKED: 0x80,
  TOGGLENOVIEW: 0x100,
  LOCKEDCONTENTS: 0x200
};
var AnnotationFieldFlag = {
  READONLY: 0x0000001,
  REQUIRED: 0x0000002,
  NOEXPORT: 0x0000004,
  MULTILINE: 0x0001000,
  PASSWORD: 0x0002000,
  NOTOGGLETOOFF: 0x0004000,
  RADIO: 0x0008000,
  PUSHBUTTON: 0x0010000,
  COMBO: 0x0020000,
  EDIT: 0x0040000,
  SORT: 0x0080000,
  FILESELECT: 0x0100000,
  MULTISELECT: 0x0200000,
  DONOTSPELLCHECK: 0x0400000,
  DONOTSCROLL: 0x0800000,
  COMB: 0x1000000,
  RICHTEXT: 0x2000000,
  RADIOSINUNISON: 0x2000000,
  COMMITONSELCHANGE: 0x4000000
};
var AnnotationBorderStyleType = {
  SOLID: 1,
  DASHED: 2,
  BEVELED: 3,
  INSET: 4,
  UNDERLINE: 5
};
var StreamType = {
  UNKNOWN: 0,
  FLATE: 1,
  LZW: 2,
  DCT: 3,
  JPX: 4,
  JBIG: 5,
  A85: 6,
  AHX: 7,
  CCF: 8,
  RL: 9
};
var FontType = {
  UNKNOWN: 0,
  TYPE1: 1,
  TYPE1C: 2,
  CIDFONTTYPE0: 3,
  CIDFONTTYPE0C: 4,
  TRUETYPE: 5,
  CIDFONTTYPE2: 6,
  TYPE3: 7,
  OPENTYPE: 8,
  TYPE0: 9,
  MMTYPE1: 10
};
var VERBOSITY_LEVELS = {
  errors: 0,
  warnings: 1,
  infos: 5
};
var CMapCompressionType = {
  NONE: 0,
  BINARY: 1,
  STREAM: 2
};
var OPS = {
  dependency: 1,
  setLineWidth: 2,
  setLineCap: 3,
  setLineJoin: 4,
  setMiterLimit: 5,
  setDash: 6,
  setRenderingIntent: 7,
  setFlatness: 8,
  setGState: 9,
  save: 10,
  restore: 11,
  transform: 12,
  moveTo: 13,
  lineTo: 14,
  curveTo: 15,
  curveTo2: 16,
  curveTo3: 17,
  closePath: 18,
  rectangle: 19,
  stroke: 20,
  closeStroke: 21,
  fill: 22,
  eoFill: 23,
  fillStroke: 24,
  eoFillStroke: 25,
  closeFillStroke: 26,
  closeEOFillStroke: 27,
  endPath: 28,
  clip: 29,
  eoClip: 30,
  beginText: 31,
  endText: 32,
  setCharSpacing: 33,
  setWordSpacing: 34,
  setHScale: 35,
  setLeading: 36,
  setFont: 37,
  setTextRenderingMode: 38,
  setTextRise: 39,
  moveText: 40,
  setLeadingMoveText: 41,
  setTextMatrix: 42,
  nextLine: 43,
  showText: 44,
  showSpacedText: 45,
  nextLineShowText: 46,
  nextLineSetSpacingShowText: 47,
  setCharWidth: 48,
  setCharWidthAndBounds: 49,
  setStrokeColorSpace: 50,
  setFillColorSpace: 51,
  setStrokeColor: 52,
  setStrokeColorN: 53,
  setFillColor: 54,
  setFillColorN: 55,
  setStrokeGray: 56,
  setFillGray: 57,
  setStrokeRGBColor: 58,
  setFillRGBColor: 59,
  setStrokeCMYKColor: 60,
  setFillCMYKColor: 61,
  shadingFill: 62,
  beginInlineImage: 63,
  beginImageData: 64,
  endInlineImage: 65,
  paintXObject: 66,
  markPoint: 67,
  markPointProps: 68,
  beginMarkedContent: 69,
  beginMarkedContentProps: 70,
  endMarkedContent: 71,
  beginCompat: 72,
  endCompat: 73,
  paintFormXObjectBegin: 74,
  paintFormXObjectEnd: 75,
  beginGroup: 76,
  endGroup: 77,
  beginAnnotations: 78,
  endAnnotations: 79,
  beginAnnotation: 80,
  endAnnotation: 81,
  paintJpegXObject: 82,
  paintImageMaskXObject: 83,
  paintImageMaskXObjectGroup: 84,
  paintImageXObject: 85,
  paintInlineImageXObject: 86,
  paintInlineImageXObjectGroup: 87,
  paintImageXObjectRepeat: 88,
  paintImageMaskXObjectRepeat: 89,
  paintSolidColorImageMask: 90,
  constructPath: 91
};
var verbosity = VERBOSITY_LEVELS.warnings;
function setVerbosityLevel(level) {
  verbosity = level;
}
function getVerbosityLevel() {
  return verbosity;
}
function info(msg) {
  if (verbosity >= VERBOSITY_LEVELS.infos) {
    console.log('Info: ' + msg);
  }
}
function warn(msg) {
  if (verbosity >= VERBOSITY_LEVELS.warnings) {
    console.log('Warning: ' + msg);
  }
}
function deprecated(details) {
  console.log('Deprecated API usage: ' + details);
}
function error(msg) {
  if (verbosity >= VERBOSITY_LEVELS.errors) {
    console.log('Error: ' + msg);
    console.log(backtrace());
  }
  throw new Error(msg);
}
function backtrace() {
  try {
    throw new Error();
  } catch (e) {
    return e.stack ? e.stack.split('\n').slice(2).join('\n') : '';
  }
}
function assert(cond, msg) {
  if (!cond) {
    error(msg);
  }
}
var UNSUPPORTED_FEATURES = {
  unknown: 'unknown',
  forms: 'forms',
  javaScript: 'javaScript',
  smask: 'smask',
  shadingPattern: 'shadingPattern',
  font: 'font'
};
function isSameOrigin(baseUrl, otherUrl) {
  try {
    var base = new URL(baseUrl);
    if (!base.origin || base.origin === 'null') {
      return false;
    }
  } catch (e) {
    return false;
  }
  var other = new URL(otherUrl, base);
  return base.origin === other.origin;
}
function isValidProtocol(url) {
  if (!url) {
    return false;
  }
  switch (url.protocol) {
    case 'http:':
    case 'https:':
    case 'ftp:':
    case 'mailto:':
    case 'tel:':
      return true;
    default:
      return false;
  }
}
function createValidAbsoluteUrl(url, baseUrl) {
  if (!url) {
    return null;
  }
  try {
    var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url);
    if (isValidProtocol(absoluteUrl)) {
      return absoluteUrl;
    }
  } catch (ex) {}
  return null;
}
function shadow(obj, prop, value) {
  Object.defineProperty(obj, prop, {
    value: value,
    enumerable: true,
    configurable: true,
    writable: false
  });
  return value;
}
function getLookupTableFactory(initializer) {
  var lookup;
  return function () {
    if (initializer) {
      lookup = Object.create(null);
      initializer(lookup);
      initializer = null;
    }
    return lookup;
  };
}
var PasswordResponses = {
  NEED_PASSWORD: 1,
  INCORRECT_PASSWORD: 2
};
var PasswordException = function PasswordExceptionClosure() {
  function PasswordException(msg, code) {
    this.name = 'PasswordException';
    this.message = msg;
    this.code = code;
  }
  PasswordException.prototype = new Error();
  PasswordException.constructor = PasswordException;
  return PasswordException;
}();
var UnknownErrorException = function UnknownErrorExceptionClosure() {
  function UnknownErrorException(msg, details) {
    this.name = 'UnknownErrorException';
    this.message = msg;
    this.details = details;
  }
  UnknownErrorException.prototype = new Error();
  UnknownErrorException.constructor = UnknownErrorException;
  return UnknownErrorException;
}();
var InvalidPDFException = function InvalidPDFExceptionClosure() {
  function InvalidPDFException(msg) {
    this.name = 'InvalidPDFException';
    this.message = msg;
  }
  InvalidPDFException.prototype = new Error();
  InvalidPDFException.constructor = InvalidPDFException;
  return InvalidPDFException;
}();
var MissingPDFException = function MissingPDFExceptionClosure() {
  function MissingPDFException(msg) {
    this.name = 'MissingPDFException';
    this.message = msg;
  }
  MissingPDFException.prototype = new Error();
  MissingPDFException.constructor = MissingPDFException;
  return MissingPDFException;
}();
var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() {
  function UnexpectedResponseException(msg, status) {
    this.name = 'UnexpectedResponseException';
    this.message = msg;
    this.status = status;
  }
  UnexpectedResponseException.prototype = new Error();
  UnexpectedResponseException.constructor = UnexpectedResponseException;
  return UnexpectedResponseException;
}();
var NotImplementedException = function NotImplementedExceptionClosure() {
  function NotImplementedException(msg) {
    this.message = msg;
  }
  NotImplementedException.prototype = new Error();
  NotImplementedException.prototype.name = 'NotImplementedException';
  NotImplementedException.constructor = NotImplementedException;
  return NotImplementedException;
}();
var MissingDataException = function MissingDataExceptionClosure() {
  function MissingDataException(begin, end) {
    this.begin = begin;
    this.end = end;
    this.message = 'Missing data [' + begin + ', ' + end + ')';
  }
  MissingDataException.prototype = new Error();
  MissingDataException.prototype.name = 'MissingDataException';
  MissingDataException.constructor = MissingDataException;
  return MissingDataException;
}();
var XRefParseException = function XRefParseExceptionClosure() {
  function XRefParseException(msg) {
    this.message = msg;
  }
  XRefParseException.prototype = new Error();
  XRefParseException.prototype.name = 'XRefParseException';
  XRefParseException.constructor = XRefParseException;
  return XRefParseException;
}();
var NullCharactersRegExp = /\x00/g;
function removeNullCharacters(str) {
  if (typeof str !== 'string') {
    warn('The argument for removeNullCharacters must be a string.');
    return str;
  }
  return str.replace(NullCharactersRegExp, '');
}
function bytesToString(bytes) {
  assert(bytes !== null && typeof bytes === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
  var length = bytes.length;
  var MAX_ARGUMENT_COUNT = 8192;
  if (length < MAX_ARGUMENT_COUNT) {
    return String.fromCharCode.apply(null, bytes);
  }
  var strBuf = [];
  for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
    var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
    var chunk = bytes.subarray(i, chunkEnd);
    strBuf.push(String.fromCharCode.apply(null, chunk));
  }
  return strBuf.join('');
}
function stringToBytes(str) {
  assert(typeof str === 'string', 'Invalid argument for stringToBytes');
  var length = str.length;
  var bytes = new Uint8Array(length);
  for (var i = 0; i < length; ++i) {
    bytes[i] = str.charCodeAt(i) & 0xFF;
  }
  return bytes;
}
function arrayByteLength(arr) {
  if (arr.length !== undefined) {
    return arr.length;
  }
  assert(arr.byteLength !== undefined);
  return arr.byteLength;
}
function arraysToBytes(arr) {
  if (arr.length === 1 && arr[0] instanceof Uint8Array) {
    return arr[0];
  }
  var resultLength = 0;
  var i,
      ii = arr.length;
  var item, itemLength;
  for (i = 0; i < ii; i++) {
    item = arr[i];
    itemLength = arrayByteLength(item);
    resultLength += itemLength;
  }
  var pos = 0;
  var data = new Uint8Array(resultLength);
  for (i = 0; i < ii; i++) {
    item = arr[i];
    if (!(item instanceof Uint8Array)) {
      if (typeof item === 'string') {
        item = stringToBytes(item);
      } else {
        item = new Uint8Array(item);
      }
    }
    itemLength = item.byteLength;
    data.set(item, pos);
    pos += itemLength;
  }
  return data;
}
function string32(value) {
  return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
}
function log2(x) {
  var n = 1,
      i = 0;
  while (x > n) {
    n <<= 1;
    i++;
  }
  return i;
}
function readInt8(data, start) {
  return data[start] << 24 >> 24;
}
function readUint16(data, offset) {
  return data[offset] << 8 | data[offset + 1];
}
function readUint32(data, offset) {
  return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
}
function isLittleEndian() {
  var buffer8 = new Uint8Array(2);
  buffer8[0] = 1;
  var buffer16 = new Uint16Array(buffer8.buffer);
  return buffer16[0] === 1;
}
function isEvalSupported() {
  try {
    new Function('');
    return true;
  } catch (e) {
    return false;
  }
}
var Uint32ArrayView = function Uint32ArrayViewClosure() {
  function Uint32ArrayView(buffer, length) {
    this.buffer = buffer;
    this.byteLength = buffer.length;
    this.length = length === undefined ? this.byteLength >> 2 : length;
    ensureUint32ArrayViewProps(this.length);
  }
  Uint32ArrayView.prototype = Object.create(null);
  var uint32ArrayViewSetters = 0;
  function createUint32ArrayProp(index) {
    return {
      get: function () {
        var buffer = this.buffer,
            offset = index << 2;
        return (buffer[offset] | buffer[offset + 1] << 8 | buffer[offset + 2] << 16 | buffer[offset + 3] << 24) >>> 0;
      },
      set: function (value) {
        var buffer = this.buffer,
            offset = index << 2;
        buffer[offset] = value & 255;
        buffer[offset + 1] = value >> 8 & 255;
        buffer[offset + 2] = value >> 16 & 255;
        buffer[offset + 3] = value >>> 24 & 255;
      }
    };
  }
  function ensureUint32ArrayViewProps(length) {
    while (uint32ArrayViewSetters < length) {
      Object.defineProperty(Uint32ArrayView.prototype, uint32ArrayViewSetters, createUint32ArrayProp(uint32ArrayViewSetters));
      uint32ArrayViewSetters++;
    }
  }
  return Uint32ArrayView;
}();
exports.Uint32ArrayView = Uint32ArrayView;
var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
var Util = function UtilClosure() {
  function Util() {}
  var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
  Util.makeCssRgb = function Util_makeCssRgb(r, g, b) {
    rgbBuf[1] = r;
    rgbBuf[3] = g;
    rgbBuf[5] = b;
    return rgbBuf.join('');
  };
  Util.transform = function Util_transform(m1, m2) {
    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]];
  };
  Util.applyTransform = function Util_applyTransform(p, m) {
    var xt = p[0] * m[0] + p[1] * m[2] + m[4];
    var yt = p[0] * m[1] + p[1] * m[3] + m[5];
    return [xt, yt];
  };
  Util.applyInverseTransform = function Util_applyInverseTransform(p, m) {
    var d = m[0] * m[3] - m[1] * m[2];
    var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
    var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
    return [xt, yt];
  };
  Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) {
    var p1 = Util.applyTransform(r, m);
    var p2 = Util.applyTransform(r.slice(2, 4), m);
    var p3 = Util.applyTransform([r[0], r[3]], m);
    var p4 = Util.applyTransform([r[2], r[1]], m);
    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])];
  };
  Util.inverseTransform = function Util_inverseTransform(m) {
    var d = m[0] * m[3] - m[1] * m[2];
    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];
  };
  Util.apply3dTransform = function Util_apply3dTransform(m, v) {
    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]];
  };
  Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) {
    var transpose = [m[0], m[2], m[1], m[3]];
    var a = m[0] * transpose[0] + m[1] * transpose[2];
    var b = m[0] * transpose[1] + m[1] * transpose[3];
    var c = m[2] * transpose[0] + m[3] * transpose[2];
    var d = m[2] * transpose[1] + m[3] * transpose[3];
    var first = (a + d) / 2;
    var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
    var sx = first + second || 1;
    var sy = first - second || 1;
    return [Math.sqrt(sx), Math.sqrt(sy)];
  };
  Util.normalizeRect = function Util_normalizeRect(rect) {
    var r = rect.slice(0);
    if (rect[0] > rect[2]) {
      r[0] = rect[2];
      r[2] = rect[0];
    }
    if (rect[1] > rect[3]) {
      r[1] = rect[3];
      r[3] = rect[1];
    }
    return r;
  };
  Util.intersect = function Util_intersect(rect1, rect2) {
    function compare(a, b) {
      return a - b;
    }
    var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare),
        orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare),
        result = [];
    rect1 = Util.normalizeRect(rect1);
    rect2 = Util.normalizeRect(rect2);
    if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
      result[0] = orderedX[1];
      result[2] = orderedX[2];
    } else {
      return false;
    }
    if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
      result[1] = orderedY[1];
      result[3] = orderedY[2];
    } else {
      return false;
    }
    return result;
  };
  Util.sign = function Util_sign(num) {
    return num < 0 ? -1 : 1;
  };
  var ROMAN_NUMBER_MAP = ['', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM', '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC', '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'];
  Util.toRoman = function Util_toRoman(number, lowerCase) {
    assert(isInt(number) && number > 0, 'The number should be a positive integer.');
    var pos,
        romanBuf = [];
    while (number >= 1000) {
      number -= 1000;
      romanBuf.push('M');
    }
    pos = number / 100 | 0;
    number %= 100;
    romanBuf.push(ROMAN_NUMBER_MAP[pos]);
    pos = number / 10 | 0;
    number %= 10;
    romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]);
    romanBuf.push(ROMAN_NUMBER_MAP[20 + number]);
    var romanStr = romanBuf.join('');
    return lowerCase ? romanStr.toLowerCase() : romanStr;
  };
  Util.appendToArray = function Util_appendToArray(arr1, arr2) {
    Array.prototype.push.apply(arr1, arr2);
  };
  Util.prependToArray = function Util_prependToArray(arr1, arr2) {
    Array.prototype.unshift.apply(arr1, arr2);
  };
  Util.extendObj = function extendObj(obj1, obj2) {
    for (var key in obj2) {
      obj1[key] = obj2[key];
    }
  };
  Util.getInheritableProperty = function Util_getInheritableProperty(dict, name, getArray) {
    while (dict && !dict.has(name)) {
      dict = dict.get('Parent');
    }
    if (!dict) {
      return null;
    }
    return getArray ? dict.getArray(name) : dict.get(name);
  };
  Util.inherit = function Util_inherit(sub, base, prototype) {
    sub.prototype = Object.create(base.prototype);
    sub.prototype.constructor = sub;
    for (var prop in prototype) {
      sub.prototype[prop] = prototype[prop];
    }
  };
  Util.loadScript = function Util_loadScript(src, callback) {
    var script = document.createElement('script');
    var loaded = false;
    script.setAttribute('src', pdfWorkerURL);
    if (callback) {
      script.onload = function () {
        if (!loaded) {
          callback();
        }
        loaded = true;
      };
    }
    document.getElementsByTagName('head')[0].appendChild(script);
  };
  return Util;
}();
var PageViewport = function PageViewportClosure() {
  function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) {
    this.viewBox = viewBox;
    this.scale = scale;
    this.rotation = rotation;
    this.offsetX = offsetX;
    this.offsetY = offsetY;
    var centerX = (viewBox[2] + viewBox[0]) / 2;
    var centerY = (viewBox[3] + viewBox[1]) / 2;
    var rotateA, rotateB, rotateC, rotateD;
    rotation = rotation % 360;
    rotation = rotation < 0 ? rotation + 360 : rotation;
    switch (rotation) {
      case 180:
        rotateA = -1;
        rotateB = 0;
        rotateC = 0;
        rotateD = 1;
        break;
      case 90:
        rotateA = 0;
        rotateB = 1;
        rotateC = 1;
        rotateD = 0;
        break;
      case 270:
        rotateA = 0;
        rotateB = -1;
        rotateC = -1;
        rotateD = 0;
        break;
      default:
        rotateA = 1;
        rotateB = 0;
        rotateC = 0;
        rotateD = -1;
        break;
    }
    if (dontFlip) {
      rotateC = -rotateC;
      rotateD = -rotateD;
    }
    var offsetCanvasX, offsetCanvasY;
    var width, height;
    if (rotateA === 0) {
      offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
      offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
      width = Math.abs(viewBox[3] - viewBox[1]) * scale;
      height = Math.abs(viewBox[2] - viewBox[0]) * scale;
    } else {
      offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
      offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
      width = Math.abs(viewBox[2] - viewBox[0]) * scale;
      height = Math.abs(viewBox[3] - viewBox[1]) * scale;
    }
    this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
    this.width = width;
    this.height = height;
    this.fontScale = scale;
  }
  PageViewport.prototype = {
    clone: function PageViewPort_clone(args) {
      args = args || {};
      var scale = 'scale' in args ? args.scale : this.scale;
      var rotation = 'rotation' in args ? args.rotation : this.rotation;
      return new PageViewport(this.viewBox.slice(), scale, rotation, this.offsetX, this.offsetY, args.dontFlip);
    },
    convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) {
      return Util.applyTransform([x, y], this.transform);
    },
    convertToViewportRectangle: function PageViewport_convertToViewportRectangle(rect) {
      var tl = Util.applyTransform([rect[0], rect[1]], this.transform);
      var br = Util.applyTransform([rect[2], rect[3]], this.transform);
      return [tl[0], tl[1], br[0], br[1]];
    },
    convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) {
      return Util.applyInverseTransform([x, y], this.transform);
    }
  };
  return PageViewport;
}();
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];
function stringToPDFString(str) {
  var i,
      n = str.length,
      strBuf = [];
  if (str[0] === '\xFE' && str[1] === '\xFF') {
    for (i = 2; i < n; i += 2) {
      strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
    }
  } else {
    for (i = 0; i < n; ++i) {
      var code = PDFStringTranslateTable[str.charCodeAt(i)];
      strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
    }
  }
  return strBuf.join('');
}
function stringToUTF8String(str) {
  return decodeURIComponent(escape(str));
}
function utf8StringToString(str) {
  return unescape(encodeURIComponent(str));
}
function isEmptyObj(obj) {
  for (var key in obj) {
    return false;
  }
  return true;
}
function isBool(v) {
  return typeof v === 'boolean';
}
function isInt(v) {
  return typeof v === 'number' && (v | 0) === v;
}
function isNum(v) {
  return typeof v === 'number';
}
function isString(v) {
  return typeof v === 'string';
}
function isArray(v) {
  return v instanceof Array;
}
function isArrayBuffer(v) {
  return typeof v === 'object' && v !== null && v.byteLength !== undefined;
}
function isSpace(ch) {
  return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
}
function isNodeJS() {
  if (typeof __pdfjsdev_webpack__ === 'undefined') {
    return typeof process === 'object' && process + '' === '[object process]';
  }
  return false;
}
function createPromiseCapability() {
  var capability = {};
  capability.promise = new Promise(function (resolve, reject) {
    capability.resolve = resolve;
    capability.reject = reject;
  });
  return capability;
}
var StatTimer = function StatTimerClosure() {
  function rpad(str, pad, length) {
    while (str.length < length) {
      str += pad;
    }
    return str;
  }
  function StatTimer() {
    this.started = Object.create(null);
    this.times = [];
    this.enabled = true;
  }
  StatTimer.prototype = {
    time: function StatTimer_time(name) {
      if (!this.enabled) {
        return;
      }
      if (name in this.started) {
        warn('Timer is already running for ' + name);
      }
      this.started[name] = Date.now();
    },
    timeEnd: function StatTimer_timeEnd(name) {
      if (!this.enabled) {
        return;
      }
      if (!(name in this.started)) {
        warn('Timer has not been started for ' + name);
      }
      this.times.push({
        'name': name,
        'start': this.started[name],
        'end': Date.now()
      });
      delete this.started[name];
    },
    toString: function StatTimer_toString() {
      var i, ii;
      var times = this.times;
      var out = '';
      var longest = 0;
      for (i = 0, ii = times.length; i < ii; ++i) {
        var name = times[i]['name'];
        if (name.length > longest) {
          longest = name.length;
        }
      }
      for (i = 0, ii = times.length; i < ii; ++i) {
        var span = times[i];
        var duration = span.end - span.start;
        out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n';
      }
      return out;
    }
  };
  return StatTimer;
}();
var createBlob = function createBlob(data, contentType) {
  if (typeof Blob !== 'undefined') {
    return new Blob([data], { type: contentType });
  }
  warn('The "Blob" constructor is not supported.');
};
var createObjectURL = function createObjectURLClosure() {
  var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
  return function createObjectURL(data, contentType, forceDataSchema) {
    if (!forceDataSchema && typeof URL !== 'undefined' && URL.createObjectURL) {
      var blob = createBlob(data, contentType);
      return URL.createObjectURL(blob);
    }
    var buffer = 'data:' + contentType + ';base64,';
    for (var i = 0, ii = data.length; i < ii; i += 3) {
      var b1 = data[i] & 0xFF;
      var b2 = data[i + 1] & 0xFF;
      var b3 = data[i + 2] & 0xFF;
      var d1 = b1 >> 2,
          d2 = (b1 & 3) << 4 | b2 >> 4;
      var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
      var d4 = i + 2 < ii ? b3 & 0x3F : 64;
      buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
    }
    return buffer;
  };
}();
function MessageHandler(sourceName, targetName, comObj) {
  this.sourceName = sourceName;
  this.targetName = targetName;
  this.comObj = comObj;
  this.callbackIndex = 1;
  this.postMessageTransfers = true;
  var callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
  var ah = this.actionHandler = Object.create(null);
  this._onComObjOnMessage = function messageHandlerComObjOnMessage(event) {
    var data = event.data;
    if (data.targetName !== this.sourceName) {
      return;
    }
    if (data.isReply) {
      var callbackId = data.callbackId;
      if (data.callbackId in callbacksCapabilities) {
        var callback = callbacksCapabilities[callbackId];
        delete callbacksCapabilities[callbackId];
        if ('error' in data) {
          callback.reject(data.error);
        } else {
          callback.resolve(data.data);
        }
      } else {
        error('Cannot resolve callback ' + callbackId);
      }
    } else if (data.action in ah) {
      var action = ah[data.action];
      if (data.callbackId) {
        var sourceName = this.sourceName;
        var targetName = data.sourceName;
        Promise.resolve().then(function () {
          return action[0].call(action[1], data.data);
        }).then(function (result) {
          comObj.postMessage({
            sourceName: sourceName,
            targetName: targetName,
            isReply: true,
            callbackId: data.callbackId,
            data: result
          });
        }, function (reason) {
          if (reason instanceof Error) {
            reason = reason + '';
          }
          comObj.postMessage({
            sourceName: sourceName,
            targetName: targetName,
            isReply: true,
            callbackId: data.callbackId,
            error: reason
          });
        });
      } else {
        action[0].call(action[1], data.data);
      }
    } else {
      error('Unknown action from worker: ' + data.action);
    }
  }.bind(this);
  comObj.addEventListener('message', this._onComObjOnMessage);
}
MessageHandler.prototype = {
  on: function messageHandlerOn(actionName, handler, scope) {
    var ah = this.actionHandler;
    if (ah[actionName]) {
      error('There is already an actionName called "' + actionName + '"');
    }
    ah[actionName] = [handler, scope];
  },
  send: function messageHandlerSend(actionName, data, transfers) {
    var message = {
      sourceName: this.sourceName,
      targetName: this.targetName,
      action: actionName,
      data: data
    };
    this.postMessage(message, transfers);
  },
  sendWithPromise: function messageHandlerSendWithPromise(actionName, data, transfers) {
    var callbackId = this.callbackIndex++;
    var message = {
      sourceName: this.sourceName,
      targetName: this.targetName,
      action: actionName,
      data: data,
      callbackId: callbackId
    };
    var capability = createPromiseCapability();
    this.callbacksCapabilities[callbackId] = capability;
    try {
      this.postMessage(message, transfers);
    } catch (e) {
      capability.reject(e);
    }
    return capability.promise;
  },
  postMessage: function (message, transfers) {
    if (transfers && this.postMessageTransfers) {
      this.comObj.postMessage(message, transfers);
    } else {
      this.comObj.postMessage(message);
    }
  },
  destroy: function () {
    this.comObj.removeEventListener('message', this._onComObjOnMessage);
  }
};
function loadJpegStream(id, imageUrl, objs) {
  var img = new Image();
  img.onload = function loadJpegStream_onloadClosure() {
    objs.resolve(id, img);
  };
  img.onerror = function loadJpegStream_onerrorClosure() {
    objs.resolve(id, null);
    warn('Error during JPEG image loading');
  };
  img.src = imageUrl;
}
exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
exports.OPS = OPS;
exports.VERBOSITY_LEVELS = VERBOSITY_LEVELS;
exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
exports.AnnotationFieldFlag = AnnotationFieldFlag;
exports.AnnotationFlag = AnnotationFlag;
exports.AnnotationType = AnnotationType;
exports.FontType = FontType;
exports.ImageKind = ImageKind;
exports.CMapCompressionType = CMapCompressionType;
exports.InvalidPDFException = InvalidPDFException;
exports.MessageHandler = MessageHandler;
exports.MissingDataException = MissingDataException;
exports.MissingPDFException = MissingPDFException;
exports.NotImplementedException = NotImplementedException;
exports.PageViewport = PageViewport;
exports.PasswordException = PasswordException;
exports.PasswordResponses = PasswordResponses;
exports.StatTimer = StatTimer;
exports.StreamType = StreamType;
exports.TextRenderingMode = TextRenderingMode;
exports.UnexpectedResponseException = UnexpectedResponseException;
exports.UnknownErrorException = UnknownErrorException;
exports.Util = Util;
exports.XRefParseException = XRefParseException;
exports.arrayByteLength = arrayByteLength;
exports.arraysToBytes = arraysToBytes;
exports.assert = assert;
exports.bytesToString = bytesToString;
exports.createBlob = createBlob;
exports.createPromiseCapability = createPromiseCapability;
exports.createObjectURL = createObjectURL;
exports.deprecated = deprecated;
exports.error = error;
exports.getLookupTableFactory = getLookupTableFactory;
exports.getVerbosityLevel = getVerbosityLevel;
exports.globalScope = globalScope;
exports.info = info;
exports.isArray = isArray;
exports.isArrayBuffer = isArrayBuffer;
exports.isBool = isBool;
exports.isEmptyObj = isEmptyObj;
exports.isInt = isInt;
exports.isNum = isNum;
exports.isString = isString;
exports.isSpace = isSpace;
exports.isNodeJS = isNodeJS;
exports.isSameOrigin = isSameOrigin;
exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
exports.isLittleEndian = isLittleEndian;
exports.isEvalSupported = isEvalSupported;
exports.loadJpegStream = loadJpegStream;
exports.log2 = log2;
exports.readInt8 = readInt8;
exports.readUint16 = readUint16;
exports.readUint32 = readUint32;
exports.removeNullCharacters = removeNullCharacters;
exports.setVerbosityLevel = setVerbosityLevel;
exports.shadow = shadow;
exports.string32 = string32;
exports.stringToBytes = stringToBytes;
exports.stringToPDFString = stringToPDFString;
exports.stringToUTF8String = stringToUTF8String;
exports.utf8StringToString = utf8StringToString;
exports.warn = warn;
/* WEBPACK VAR INJECTION */}.call(exports, __w_pdfjs_require__(6)))

/***/ }),
/* 1 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var assert = sharedUtil.assert;
var removeNullCharacters = sharedUtil.removeNullCharacters;
var warn = sharedUtil.warn;
var deprecated = sharedUtil.deprecated;
var createValidAbsoluteUrl = sharedUtil.createValidAbsoluteUrl;
var stringToBytes = sharedUtil.stringToBytes;
var CMapCompressionType = sharedUtil.CMapCompressionType;
var DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
function DOMCanvasFactory() {}
DOMCanvasFactory.prototype = {
  create: function DOMCanvasFactory_create(width, height) {
    assert(width > 0 && height > 0, 'invalid canvas size');
    var canvas = document.createElement('canvas');
    var context = canvas.getContext('2d');
    canvas.width = width;
    canvas.height = height;
    return {
      canvas: canvas,
      context: context
    };
  },
  reset: function DOMCanvasFactory_reset(canvasAndContextPair, width, height) {
    assert(canvasAndContextPair.canvas, 'canvas is not specified');
    assert(width > 0 && height > 0, 'invalid canvas size');
    canvasAndContextPair.canvas.width = width;
    canvasAndContextPair.canvas.height = height;
  },
  destroy: function DOMCanvasFactory_destroy(canvasAndContextPair) {
    assert(canvasAndContextPair.canvas, 'canvas is not specified');
    canvasAndContextPair.canvas.width = 0;
    canvasAndContextPair.canvas.height = 0;
    canvasAndContextPair.canvas = null;
    canvasAndContextPair.context = null;
  }
};
var DOMCMapReaderFactory = function DOMCMapReaderFactoryClosure() {
  function DOMCMapReaderFactory(params) {
    this.baseUrl = params.baseUrl || null;
    this.isCompressed = params.isCompressed || false;
  }
  DOMCMapReaderFactory.prototype = {
    fetch: function (params) {
      var name = params.name;
      if (!name) {
        return Promise.reject(new Error('CMap name must be specified.'));
      }
      return new Promise(function (resolve, reject) {
        var url = this.baseUrl + name + (this.isCompressed ? '.bcmap' : '');
        var request = new XMLHttpRequest();
        request.open('GET', url, true);
        if (this.isCompressed) {
          request.responseType = 'arraybuffer';
        }
        request.onreadystatechange = function () {
          if (request.readyState !== XMLHttpRequest.DONE) {
            return;
          }
          if (request.status === 200 || request.status === 0) {
            var data;
            if (this.isCompressed && request.response) {
              data = new Uint8Array(request.response);
            } else if (!this.isCompressed && request.responseText) {
              data = stringToBytes(request.responseText);
            }
            if (data) {
              resolve({
                cMapData: data,
                compressionType: this.isCompressed ? CMapCompressionType.BINARY : CMapCompressionType.NONE
              });
              return;
            }
          }
          reject(new Error('Unable to load ' + (this.isCompressed ? 'binary ' : '') + 'CMap at: ' + url));
        }.bind(this);
        request.send(null);
      }.bind(this));
    }
  };
  return DOMCMapReaderFactory;
}();
var CustomStyle = function CustomStyleClosure() {
  var prefixes = ['ms', 'Moz', 'Webkit', 'O'];
  var _cache = Object.create(null);
  function CustomStyle() {}
  CustomStyle.getProp = function get(propName, element) {
    if (arguments.length === 1 && typeof _cache[propName] === 'string') {
      return _cache[propName];
    }
    element = element || document.documentElement;
    var style = element.style,
        prefixed,
        uPropName;
    if (typeof style[propName] === 'string') {
      return _cache[propName] = propName;
    }
    uPropName = propName.charAt(0).toUpperCase() + propName.slice(1);
    for (var i = 0, l = prefixes.length; i < l; i++) {
      prefixed = prefixes[i] + uPropName;
      if (typeof style[prefixed] === 'string') {
        return _cache[propName] = prefixed;
      }
    }
    return _cache[propName] = 'undefined';
  };
  CustomStyle.setProp = function set(propName, element, str) {
    var prop = this.getProp(propName);
    if (prop !== 'undefined') {
      element.style[prop] = str;
    }
  };
  return CustomStyle;
}();
var RenderingCancelledException = function RenderingCancelledException() {
  function RenderingCancelledException(msg, type) {
    this.message = msg;
    this.type = type;
  }
  RenderingCancelledException.prototype = new Error();
  RenderingCancelledException.prototype.name = 'RenderingCancelledException';
  RenderingCancelledException.constructor = RenderingCancelledException;
  return RenderingCancelledException;
}();
var hasCanvasTypedArrays;
hasCanvasTypedArrays = function hasCanvasTypedArrays() {
  var canvas = document.createElement('canvas');
  canvas.width = canvas.height = 1;
  var ctx = canvas.getContext('2d');
  var imageData = ctx.createImageData(1, 1);
  return typeof imageData.data.buffer !== 'undefined';
};
var LinkTarget = {
  NONE: 0,
  SELF: 1,
  BLANK: 2,
  PARENT: 3,
  TOP: 4
};
var LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top'];
function addLinkAttributes(link, params) {
  var url = params && params.url;
  link.href = link.title = url ? removeNullCharacters(url) : '';
  if (url) {
    var target = params.target;
    if (typeof target === 'undefined') {
      target = getDefaultSetting('externalLinkTarget');
    }
    link.target = LinkTargetStringMap[target];
    var rel = params.rel;
    if (typeof rel === 'undefined') {
      rel = getDefaultSetting('externalLinkRel');
    }
    link.rel = rel;
  }
}
function getFilenameFromUrl(url) {
  var anchor = url.indexOf('#');
  var query = url.indexOf('?');
  var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
  return url.substring(url.lastIndexOf('/', end) + 1, end);
}
function getDefaultSetting(id) {
  var globalSettings = sharedUtil.globalScope.PDFJS;
  switch (id) {
    case 'pdfBug':
      return globalSettings ? globalSettings.pdfBug : false;
    case 'disableAutoFetch':
      return globalSettings ? globalSettings.disableAutoFetch : false;
    case 'disableStream':
      return globalSettings ? globalSettings.disableStream : false;
    case 'disableRange':
      return globalSettings ? globalSettings.disableRange : false;
    case 'disableFontFace':
      return globalSettings ? globalSettings.disableFontFace : false;
    case 'disableCreateObjectURL':
      return globalSettings ? globalSettings.disableCreateObjectURL : false;
    case 'disableWebGL':
      return globalSettings ? globalSettings.disableWebGL : true;
    case 'cMapUrl':
      return globalSettings ? globalSettings.cMapUrl : null;
    case 'cMapPacked':
      return globalSettings ? globalSettings.cMapPacked : false;
    case 'postMessageTransfers':
      return globalSettings ? globalSettings.postMessageTransfers : true;
    case 'workerPort':
      return globalSettings ? globalSettings.workerPort : null;
    case 'workerSrc':
      return globalSettings ? globalSettings.workerSrc : null;
    case 'disableWorker':
      return globalSettings ? globalSettings.disableWorker : false;
    case 'maxImageSize':
      return globalSettings ? globalSettings.maxImageSize : -1;
    case 'imageResourcesPath':
      return globalSettings ? globalSettings.imageResourcesPath : '';
    case 'isEvalSupported':
      return globalSettings ? globalSettings.isEvalSupported : true;
    case 'externalLinkTarget':
      if (!globalSettings) {
        return LinkTarget.NONE;
      }
      switch (globalSettings.externalLinkTarget) {
        case LinkTarget.NONE:
        case LinkTarget.SELF:
        case LinkTarget.BLANK:
        case LinkTarget.PARENT:
        case LinkTarget.TOP:
          return globalSettings.externalLinkTarget;
      }
      warn('PDFJS.externalLinkTarget is invalid: ' + globalSettings.externalLinkTarget);
      globalSettings.externalLinkTarget = LinkTarget.NONE;
      return LinkTarget.NONE;
    case 'externalLinkRel':
      return globalSettings ? globalSettings.externalLinkRel : DEFAULT_LINK_REL;
    case 'enableStats':
      return !!(globalSettings && globalSettings.enableStats);
    case 'pdfjsNext':
      return !!(globalSettings && globalSettings.pdfjsNext);
    default:
      throw new Error('Unknown default setting: ' + id);
  }
}
function isExternalLinkTargetSet() {
  var externalLinkTarget = getDefaultSetting('externalLinkTarget');
  switch (externalLinkTarget) {
    case LinkTarget.NONE:
      return false;
    case LinkTarget.SELF:
    case LinkTarget.BLANK:
    case LinkTarget.PARENT:
    case LinkTarget.TOP:
      return true;
  }
}
function isValidUrl(url, allowRelative) {
  deprecated('isValidUrl(), please use createValidAbsoluteUrl() instead.');
  var baseUrl = allowRelative ? 'http://example.com' : null;
  return createValidAbsoluteUrl(url, baseUrl) !== null;
}
exports.CustomStyle = CustomStyle;
exports.addLinkAttributes = addLinkAttributes;
exports.isExternalLinkTargetSet = isExternalLinkTargetSet;
exports.isValidUrl = isValidUrl;
exports.getFilenameFromUrl = getFilenameFromUrl;
exports.LinkTarget = LinkTarget;
exports.RenderingCancelledException = RenderingCancelledException;
exports.hasCanvasTypedArrays = hasCanvasTypedArrays;
exports.getDefaultSetting = getDefaultSetting;
exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
exports.DOMCanvasFactory = DOMCanvasFactory;
exports.DOMCMapReaderFactory = DOMCMapReaderFactory;

/***/ }),
/* 2 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayDOMUtils = __w_pdfjs_require__(1);
var AnnotationBorderStyleType = sharedUtil.AnnotationBorderStyleType;
var AnnotationType = sharedUtil.AnnotationType;
var stringToPDFString = sharedUtil.stringToPDFString;
var Util = sharedUtil.Util;
var addLinkAttributes = displayDOMUtils.addLinkAttributes;
var LinkTarget = displayDOMUtils.LinkTarget;
var getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl;
var warn = sharedUtil.warn;
var CustomStyle = displayDOMUtils.CustomStyle;
var getDefaultSetting = displayDOMUtils.getDefaultSetting;
function AnnotationElementFactory() {}
AnnotationElementFactory.prototype = {
  create: function AnnotationElementFactory_create(parameters) {
    var subtype = parameters.data.annotationType;
    switch (subtype) {
      case AnnotationType.LINK:
        return new LinkAnnotationElement(parameters);
      case AnnotationType.TEXT:
        return new TextAnnotationElement(parameters);
      case AnnotationType.WIDGET:
        var fieldType = parameters.data.fieldType;
        switch (fieldType) {
          case 'Tx':
            return new TextWidgetAnnotationElement(parameters);
          case 'Btn':
            if (parameters.data.radioButton) {
              return new RadioButtonWidgetAnnotationElement(parameters);
            } else if (parameters.data.checkBox) {
              return new CheckboxWidgetAnnotationElement(parameters);
            }
            warn('Unimplemented button widget annotation: pushbutton');
            break;
          case 'Ch':
            return new ChoiceWidgetAnnotationElement(parameters);
        }
        return new WidgetAnnotationElement(parameters);
      case AnnotationType.POPUP:
        return new PopupAnnotationElement(parameters);
      case AnnotationType.LINE:
        return new LineAnnotationElement(parameters);
      case AnnotationType.HIGHLIGHT:
        return new HighlightAnnotationElement(parameters);
      case AnnotationType.UNDERLINE:
        return new UnderlineAnnotationElement(parameters);
      case AnnotationType.SQUIGGLY:
        return new SquigglyAnnotationElement(parameters);
      case AnnotationType.STRIKEOUT:
        return new StrikeOutAnnotationElement(parameters);
      case AnnotationType.FILEATTACHMENT:
        return new FileAttachmentAnnotationElement(parameters);
      default:
        return new AnnotationElement(parameters);
    }
  }
};
var AnnotationElement = function AnnotationElementClosure() {
  function AnnotationElement(parameters, isRenderable, ignoreBorder) {
    this.isRenderable = isRenderable || false;
    this.data = parameters.data;
    this.layer = parameters.layer;
    this.page = parameters.page;
    this.viewport = parameters.viewport;
    this.linkService = parameters.linkService;
    this.downloadManager = parameters.downloadManager;
    this.imageResourcesPath = parameters.imageResourcesPath;
    this.renderInteractiveForms = parameters.renderInteractiveForms;
    if (isRenderable) {
      this.container = this._createContainer(ignoreBorder);
    }
  }
  AnnotationElement.prototype = {
    _createContainer: function AnnotationElement_createContainer(ignoreBorder) {
      var data = this.data,
          page = this.page,
          viewport = this.viewport;
      var container = document.createElement('section');
      var width = data.rect[2] - data.rect[0];
      var height = data.rect[3] - data.rect[1];
      container.setAttribute('data-annotation-id', data.id);
      var rect = Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
      CustomStyle.setProp('transform', container, 'matrix(' + viewport.transform.join(',') + ')');
      CustomStyle.setProp('transformOrigin', container, -rect[0] + 'px ' + -rect[1] + 'px');
      if (!ignoreBorder && data.borderStyle.width > 0) {
        container.style.borderWidth = data.borderStyle.width + 'px';
        if (data.borderStyle.style !== AnnotationBorderStyleType.UNDERLINE) {
          width = width - 2 * data.borderStyle.width;
          height = height - 2 * data.borderStyle.width;
        }
        var horizontalRadius = data.borderStyle.horizontalCornerRadius;
        var verticalRadius = data.borderStyle.verticalCornerRadius;
        if (horizontalRadius > 0 || verticalRadius > 0) {
          var radius = horizontalRadius + 'px / ' + verticalRadius + 'px';
          CustomStyle.setProp('borderRadius', container, radius);
        }
        switch (data.borderStyle.style) {
          case AnnotationBorderStyleType.SOLID:
            container.style.borderStyle = 'solid';
            break;
          case AnnotationBorderStyleType.DASHED:
            container.style.borderStyle = 'dashed';
            break;
          case AnnotationBorderStyleType.BEVELED:
            warn('Unimplemented border style: beveled');
            break;
          case AnnotationBorderStyleType.INSET:
            warn('Unimplemented border style: inset');
            break;
          case AnnotationBorderStyleType.UNDERLINE:
            container.style.borderBottomStyle = 'solid';
            break;
          default:
            break;
        }
        if (data.color) {
          container.style.borderColor = Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
        } else {
          container.style.borderWidth = 0;
        }
      }
      container.style.left = rect[0] + 'px';
      container.style.top = rect[1] + 'px';
      container.style.width = width + 'px';
      container.style.height = height + 'px';
      return container;
    },
    _createPopup: function AnnotationElement_createPopup(container, trigger, data) {
      if (!trigger) {
        trigger = document.createElement('div');
        trigger.style.height = container.style.height;
        trigger.style.width = container.style.width;
        container.appendChild(trigger);
      }
      var popupElement = new PopupElement({
        container: container,
        trigger: trigger,
        color: data.color,
        title: data.title,
        contents: data.contents,
        hideWrapper: true
      });
      var popup = popupElement.render();
      popup.style.left = container.style.width;
      container.appendChild(popup);
    },
    render: function AnnotationElement_render() {
      throw new Error('Abstract method AnnotationElement.render called');
    }
  };
  return AnnotationElement;
}();
var LinkAnnotationElement = function LinkAnnotationElementClosure() {
  function LinkAnnotationElement(parameters) {
    AnnotationElement.call(this, parameters, true);
  }
  Util.inherit(LinkAnnotationElement, AnnotationElement, {
    render: function LinkAnnotationElement_render() {
      this.container.className = 'linkAnnotation';
      var link = document.createElement('a');
      addLinkAttributes(link, {
        url: this.data.url,
        target: this.data.newWindow ? LinkTarget.BLANK : undefined
      });
      if (!this.data.url) {
        if (this.data.action) {
          this._bindNamedAction(link, this.data.action);
        } else {
          this._bindLink(link, this.data.dest);
        }
      }
      this.container.appendChild(link);
      return this.container;
    },
    _bindLink: function LinkAnnotationElement_bindLink(link, destination) {
      var self = this;
      link.href = this.linkService.getDestinationHash(destination);
      link.onclick = function () {
        if (destination) {
          self.linkService.navigateTo(destination);
        }
        return false;
      };
      if (destination) {
        link.className = 'internalLink';
      }
    },
    _bindNamedAction: function LinkAnnotationElement_bindNamedAction(link, action) {
      var self = this;
      link.href = this.linkService.getAnchorUrl('');
      link.onclick = function () {
        self.linkService.executeNamedAction(action);
        return false;
      };
      link.className = 'internalLink';
    }
  });
  return LinkAnnotationElement;
}();
var TextAnnotationElement = function TextAnnotationElementClosure() {
  function TextAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable);
  }
  Util.inherit(TextAnnotationElement, AnnotationElement, {
    render: function TextAnnotationElement_render() {
      this.container.className = 'textAnnotation';
      var image = document.createElement('img');
      image.style.height = this.container.style.height;
      image.style.width = this.container.style.width;
      image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg';
      image.alt = '[{{type}} Annotation]';
      image.dataset.l10nId = 'text_annotation_type';
      image.dataset.l10nArgs = JSON.stringify({ type: this.data.name });
      if (!this.data.hasPopup) {
        this._createPopup(this.container, image, this.data);
      }
      this.container.appendChild(image);
      return this.container;
    }
  });
  return TextAnnotationElement;
}();
var WidgetAnnotationElement = function WidgetAnnotationElementClosure() {
  function WidgetAnnotationElement(parameters, isRenderable) {
    AnnotationElement.call(this, parameters, isRenderable);
  }
  Util.inherit(WidgetAnnotationElement, AnnotationElement, {
    render: function WidgetAnnotationElement_render() {
      return this.container;
    }
  });
  return WidgetAnnotationElement;
}();
var TextWidgetAnnotationElement = function TextWidgetAnnotationElementClosure() {
  var TEXT_ALIGNMENT = ['left', 'center', 'right'];
  function TextWidgetAnnotationElement(parameters) {
    var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
    WidgetAnnotationElement.call(this, parameters, isRenderable);
  }
  Util.inherit(TextWidgetAnnotationElement, WidgetAnnotationElement, {
    render: function TextWidgetAnnotationElement_render() {
      this.container.className = 'textWidgetAnnotation';
      var element = null;
      if (this.renderInteractiveForms) {
        if (this.data.multiLine) {
          element = document.createElement('textarea');
          element.textContent = this.data.fieldValue;
        } else {
          element = document.createElement('input');
          element.type = 'text';
          element.setAttribute('value', this.data.fieldValue);
        }
        element.disabled = this.data.readOnly;
        if (this.data.maxLen !== null) {
          element.maxLength = this.data.maxLen;
        }
        if (this.data.comb) {
          var fieldWidth = this.data.rect[2] - this.data.rect[0];
          var combWidth = fieldWidth / this.data.maxLen;
          element.classList.add('comb');
          element.style.letterSpacing = 'calc(' + combWidth + 'px - 1ch)';
        }
      } else {
        element = document.createElement('div');
        element.textContent = this.data.fieldValue;
        element.style.verticalAlign = 'middle';
        element.style.display = 'table-cell';
        var font = null;
        if (this.data.fontRefName) {
          font = this.page.commonObjs.getData(this.data.fontRefName);
        }
        this._setTextStyle(element, font);
      }
      if (this.data.textAlignment !== null) {
        element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
      }
      this.container.appendChild(element);
      return this.container;
    },
    _setTextStyle: function TextWidgetAnnotationElement_setTextStyle(element, font) {
      var style = element.style;
      style.fontSize = this.data.fontSize + 'px';
      style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr';
      if (!font) {
        return;
      }
      style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal';
      style.fontStyle = font.italic ? 'italic' : 'normal';
      var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : '';
      var fallbackName = font.fallbackName || 'Helvetica, sans-serif';
      style.fontFamily = fontFamily + fallbackName;
    }
  });
  return TextWidgetAnnotationElement;
}();
var CheckboxWidgetAnnotationElement = function CheckboxWidgetAnnotationElementClosure() {
  function CheckboxWidgetAnnotationElement(parameters) {
    WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
  }
  Util.inherit(CheckboxWidgetAnnotationElement, WidgetAnnotationElement, {
    render: function CheckboxWidgetAnnotationElement_render() {
      this.container.className = 'buttonWidgetAnnotation checkBox';
      var element = document.createElement('input');
      element.disabled = this.data.readOnly;
      element.type = 'checkbox';
      if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
        element.setAttribute('checked', true);
      }
      this.container.appendChild(element);
      return this.container;
    }
  });
  return CheckboxWidgetAnnotationElement;
}();
var RadioButtonWidgetAnnotationElement = function RadioButtonWidgetAnnotationElementClosure() {
  function RadioButtonWidgetAnnotationElement(parameters) {
    WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
  }
  Util.inherit(RadioButtonWidgetAnnotationElement, WidgetAnnotationElement, {
    render: function RadioButtonWidgetAnnotationElement_render() {
      this.container.className = 'buttonWidgetAnnotation radioButton';
      var element = document.createElement('input');
      element.disabled = this.data.readOnly;
      element.type = 'radio';
      element.name = this.data.fieldName;
      if (this.data.fieldValue === this.data.buttonValue) {
        element.setAttribute('checked', true);
      }
      this.container.appendChild(element);
      return this.container;
    }
  });
  return RadioButtonWidgetAnnotationElement;
}();
var ChoiceWidgetAnnotationElement = function ChoiceWidgetAnnotationElementClosure() {
  function ChoiceWidgetAnnotationElement(parameters) {
    WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
  }
  Util.inherit(ChoiceWidgetAnnotationElement, WidgetAnnotationElement, {
    render: function ChoiceWidgetAnnotationElement_render() {
      this.container.className = 'choiceWidgetAnnotation';
      var selectElement = document.createElement('select');
      selectElement.disabled = this.data.readOnly;
      if (!this.data.combo) {
        selectElement.size = this.data.options.length;
        if (this.data.multiSelect) {
          selectElement.multiple = true;
        }
      }
      for (var i = 0, ii = this.data.options.length; i < ii; i++) {
        var option = this.data.options[i];
        var optionElement = document.createElement('option');
        optionElement.textContent = option.displayValue;
        optionElement.value = option.exportValue;
        if (this.data.fieldValue.indexOf(option.displayValue) >= 0) {
          optionElement.setAttribute('selected', true);
        }
        selectElement.appendChild(optionElement);
      }
      this.container.appendChild(selectElement);
      return this.container;
    }
  });
  return ChoiceWidgetAnnotationElement;
}();
var PopupAnnotationElement = function PopupAnnotationElementClosure() {
  var IGNORE_TYPES = ['Line'];
  function PopupAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable);
  }
  Util.inherit(PopupAnnotationElement, AnnotationElement, {
    render: function PopupAnnotationElement_render() {
      this.container.className = 'popupAnnotation';
      if (IGNORE_TYPES.indexOf(this.data.parentType) >= 0) {
        return this.container;
      }
      var selector = '[data-annotation-id="' + this.data.parentId + '"]';
      var parentElement = this.layer.querySelector(selector);
      if (!parentElement) {
        return this.container;
      }
      var popup = new PopupElement({
        container: this.container,
        trigger: parentElement,
        color: this.data.color,
        title: this.data.title,
        contents: this.data.contents
      });
      var parentLeft = parseFloat(parentElement.style.left);
      var parentWidth = parseFloat(parentElement.style.width);
      CustomStyle.setProp('transformOrigin', this.container, -(parentLeft + parentWidth) + 'px -' + parentElement.style.top);
      this.container.style.left = parentLeft + parentWidth + 'px';
      this.container.appendChild(popup.render());
      return this.container;
    }
  });
  return PopupAnnotationElement;
}();
var PopupElement = function PopupElementClosure() {
  var BACKGROUND_ENLIGHT = 0.7;
  function PopupElement(parameters) {
    this.container = parameters.container;
    this.trigger = parameters.trigger;
    this.color = parameters.color;
    this.title = parameters.title;
    this.contents = parameters.contents;
    this.hideWrapper = parameters.hideWrapper || false;
    this.pinned = false;
  }
  PopupElement.prototype = {
    render: function PopupElement_render() {
      var wrapper = document.createElement('div');
      wrapper.className = 'popupWrapper';
      this.hideElement = this.hideWrapper ? wrapper : this.container;
      this.hideElement.setAttribute('hidden', true);
      var popup = document.createElement('div');
      popup.className = 'popup';
      var color = this.color;
      if (color) {
        var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
        var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
        var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
        popup.style.backgroundColor = Util.makeCssRgb(r | 0, g | 0, b | 0);
      }
      var contents = this._formatContents(this.contents);
      var title = document.createElement('h1');
      title.textContent = this.title;
      this.trigger.addEventListener('click', this._toggle.bind(this));
      this.trigger.addEventListener('mouseover', this._show.bind(this, false));
      this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
      popup.addEventListener('click', this._hide.bind(this, true));
      popup.appendChild(title);
      popup.appendChild(contents);
      wrapper.appendChild(popup);
      return wrapper;
    },
    _formatContents: function PopupElement_formatContents(contents) {
      var p = document.createElement('p');
      var lines = contents.split(/(?:\r\n?|\n)/);
      for (var i = 0, ii = lines.length; i < ii; ++i) {
        var line = lines[i];
        p.appendChild(document.createTextNode(line));
        if (i < ii - 1) {
          p.appendChild(document.createElement('br'));
        }
      }
      return p;
    },
    _toggle: function PopupElement_toggle() {
      if (this.pinned) {
        this._hide(true);
      } else {
        this._show(true);
      }
    },
    _show: function PopupElement_show(pin) {
      if (pin) {
        this.pinned = true;
      }
      if (this.hideElement.hasAttribute('hidden')) {
        this.hideElement.removeAttribute('hidden');
        this.container.style.zIndex += 1;
      }
    },
    _hide: function PopupElement_hide(unpin) {
      if (unpin) {
        this.pinned = false;
      }
      if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
        this.hideElement.setAttribute('hidden', true);
        this.container.style.zIndex -= 1;
      }
    }
  };
  return PopupElement;
}();
var LineAnnotationElement = function LineAnnotationElementClosure() {
  var SVG_NS = 'http://www.w3.org/2000/svg';
  function LineAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable, true);
  }
  Util.inherit(LineAnnotationElement, AnnotationElement, {
    render: function LineAnnotationElement_render() {
      this.container.className = 'lineAnnotation';
      var data = this.data;
      var width = data.rect[2] - data.rect[0];
      var height = data.rect[3] - data.rect[1];
      var svg = document.createElementNS(SVG_NS, 'svg:svg');
      svg.setAttributeNS(null, 'version', '1.1');
      svg.setAttributeNS(null, 'width', width + 'px');
      svg.setAttributeNS(null, 'height', height + 'px');
      svg.setAttributeNS(null, 'preserveAspectRatio', 'none');
      svg.setAttributeNS(null, 'viewBox', '0 0 ' + width + ' ' + height);
      var line = document.createElementNS(SVG_NS, 'svg:line');
      line.setAttributeNS(null, 'x1', data.rect[2] - data.lineCoordinates[0]);
      line.setAttributeNS(null, 'y1', data.rect[3] - data.lineCoordinates[1]);
      line.setAttributeNS(null, 'x2', data.rect[2] - data.lineCoordinates[2]);
      line.setAttributeNS(null, 'y2', data.rect[3] - data.lineCoordinates[3]);
      line.setAttributeNS(null, 'stroke-width', data.borderStyle.width);
      line.setAttributeNS(null, 'stroke', 'transparent');
      svg.appendChild(line);
      this.container.append(svg);
      this._createPopup(this.container, line, this.data);
      return this.container;
    }
  });
  return LineAnnotationElement;
}();
var HighlightAnnotationElement = function HighlightAnnotationElementClosure() {
  function HighlightAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable, true);
  }
  Util.inherit(HighlightAnnotationElement, AnnotationElement, {
    render: function HighlightAnnotationElement_render() {
      this.container.className = 'highlightAnnotation';
      if (!this.data.hasPopup) {
        this._createPopup(this.container, null, this.data);
      }
      return this.container;
    }
  });
  return HighlightAnnotationElement;
}();
var UnderlineAnnotationElement = function UnderlineAnnotationElementClosure() {
  function UnderlineAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable, true);
  }
  Util.inherit(UnderlineAnnotationElement, AnnotationElement, {
    render: function UnderlineAnnotationElement_render() {
      this.container.className = 'underlineAnnotation';
      if (!this.data.hasPopup) {
        this._createPopup(this.container, null, this.data);
      }
      return this.container;
    }
  });
  return UnderlineAnnotationElement;
}();
var SquigglyAnnotationElement = function SquigglyAnnotationElementClosure() {
  function SquigglyAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable, true);
  }
  Util.inherit(SquigglyAnnotationElement, AnnotationElement, {
    render: function SquigglyAnnotationElement_render() {
      this.container.className = 'squigglyAnnotation';
      if (!this.data.hasPopup) {
        this._createPopup(this.container, null, this.data);
      }
      return this.container;
    }
  });
  return SquigglyAnnotationElement;
}();
var StrikeOutAnnotationElement = function StrikeOutAnnotationElementClosure() {
  function StrikeOutAnnotationElement(parameters) {
    var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
    AnnotationElement.call(this, parameters, isRenderable, true);
  }
  Util.inherit(StrikeOutAnnotationElement, AnnotationElement, {
    render: function StrikeOutAnnotationElement_render() {
      this.container.className = 'strikeoutAnnotation';
      if (!this.data.hasPopup) {
        this._createPopup(this.container, null, this.data);
      }
      return this.container;
    }
  });
  return StrikeOutAnnotationElement;
}();
var FileAttachmentAnnotationElement = function FileAttachmentAnnotationElementClosure() {
  function FileAttachmentAnnotationElement(parameters) {
    AnnotationElement.call(this, parameters, true);
    var file = this.data.file;
    this.filename = getFilenameFromUrl(file.filename);
    this.content = file.content;
    this.linkService.onFileAttachmentAnnotation({
      id: stringToPDFString(file.filename),
      filename: file.filename,
      content: file.content
    });
  }
  Util.inherit(FileAttachmentAnnotationElement, AnnotationElement, {
    render: function FileAttachmentAnnotationElement_render() {
      this.container.className = 'fileAttachmentAnnotation';
      var trigger = document.createElement('div');
      trigger.style.height = this.container.style.height;
      trigger.style.width = this.container.style.width;
      trigger.addEventListener('dblclick', this._download.bind(this));
      if (!this.data.hasPopup && (this.data.title || this.data.contents)) {
        this._createPopup(this.container, trigger, this.data);
      }
      this.container.appendChild(trigger);
      return this.container;
    },
    _download: function FileAttachmentAnnotationElement_download() {
      if (!this.downloadManager) {
        warn('Download cannot be started due to unavailable download manager');
        return;
      }
      this.downloadManager.downloadData(this.content, this.filename, '');
    }
  });
  return FileAttachmentAnnotationElement;
}();
var AnnotationLayer = function AnnotationLayerClosure() {
  return {
    render: function AnnotationLayer_render(parameters) {
      var annotationElementFactory = new AnnotationElementFactory();
      for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
        var data = parameters.annotations[i];
        if (!data) {
          continue;
        }
        var element = annotationElementFactory.create({
          data: data,
          layer: parameters.div,
          page: parameters.page,
          viewport: parameters.viewport,
          linkService: parameters.linkService,
          downloadManager: parameters.downloadManager,
          imageResourcesPath: parameters.imageResourcesPath || getDefaultSetting('imageResourcesPath'),
          renderInteractiveForms: parameters.renderInteractiveForms || false
        });
        if (element.isRenderable) {
          parameters.div.appendChild(element.render());
        }
      }
    },
    update: function AnnotationLayer_update(parameters) {
      for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
        var data = parameters.annotations[i];
        var element = parameters.div.querySelector('[data-annotation-id="' + data.id + '"]');
        if (element) {
          CustomStyle.setProp('transform', element, 'matrix(' + parameters.viewport.transform.join(',') + ')');
        }
      }
      parameters.div.removeAttribute('hidden');
    }
  };
}();
exports.AnnotationLayer = AnnotationLayer;

/***/ }),
/* 3 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayFontLoader = __w_pdfjs_require__(11);
var displayCanvas = __w_pdfjs_require__(10);
var displayMetadata = __w_pdfjs_require__(7);
var displayDOMUtils = __w_pdfjs_require__(1);
var amdRequire;
var InvalidPDFException = sharedUtil.InvalidPDFException;
var MessageHandler = sharedUtil.MessageHandler;
var MissingPDFException = sharedUtil.MissingPDFException;
var PageViewport = sharedUtil.PageViewport;
var PasswordException = sharedUtil.PasswordException;
var StatTimer = sharedUtil.StatTimer;
var UnexpectedResponseException = sharedUtil.UnexpectedResponseException;
var UnknownErrorException = sharedUtil.UnknownErrorException;
var Util = sharedUtil.Util;
var createPromiseCapability = sharedUtil.createPromiseCapability;
var error = sharedUtil.error;
var deprecated = sharedUtil.deprecated;
var getVerbosityLevel = sharedUtil.getVerbosityLevel;
var info = sharedUtil.info;
var isInt = sharedUtil.isInt;
var isArray = sharedUtil.isArray;
var isArrayBuffer = sharedUtil.isArrayBuffer;
var isSameOrigin = sharedUtil.isSameOrigin;
var loadJpegStream = sharedUtil.loadJpegStream;
var stringToBytes = sharedUtil.stringToBytes;
var globalScope = sharedUtil.globalScope;
var warn = sharedUtil.warn;
var FontFaceObject = displayFontLoader.FontFaceObject;
var FontLoader = displayFontLoader.FontLoader;
var CanvasGraphics = displayCanvas.CanvasGraphics;
var Metadata = displayMetadata.Metadata;
var RenderingCancelledException = displayDOMUtils.RenderingCancelledException;
var getDefaultSetting = displayDOMUtils.getDefaultSetting;
var DOMCanvasFactory = displayDOMUtils.DOMCanvasFactory;
var DOMCMapReaderFactory = displayDOMUtils.DOMCMapReaderFactory;
var DEFAULT_RANGE_CHUNK_SIZE = 65536;
var isWorkerDisabled = false;
var workerSrc;
var isPostMessageTransfersDisabled = false;
var pdfjsFilePath = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : null;
var fakeWorkerFilesLoader = null;
var useRequireEnsure = false;
if (typeof __pdfjsdev_webpack__ === 'undefined') {
  if (typeof window === 'undefined') {
    isWorkerDisabled = true;
    if (typeof require.ensure === 'undefined') {
      require.ensure = require('node-ensure');
    }
    useRequireEnsure = true;
  } else if (typeof require !== 'undefined' && typeof require.ensure === 'function') {
    useRequireEnsure = true;
  }
  if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
    workerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
  }
  var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load;
  fakeWorkerFilesLoader = useRequireEnsure ? function (callback) {
    require.ensure([], function () {
      var worker = require('./pdf.worker.js');
      callback(worker.WorkerMessageHandler);
    });
  } : dynamicLoaderSupported ? function (callback) {
    requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
      callback(worker.WorkerMessageHandler);
    });
  } : null;
}
function getDocument(src, pdfDataRangeTransport, passwordCallback, progressCallback) {
  var task = new PDFDocumentLoadingTask();
  if (arguments.length > 1) {
    deprecated('getDocument is called with pdfDataRangeTransport, ' + 'passwordCallback or progressCallback argument');
  }
  if (pdfDataRangeTransport) {
    if (!(pdfDataRangeTransport instanceof PDFDataRangeTransport)) {
      pdfDataRangeTransport = Object.create(pdfDataRangeTransport);
      pdfDataRangeTransport.length = src.length;
      pdfDataRangeTransport.initialData = src.initialData;
      if (!pdfDataRangeTransport.abort) {
        pdfDataRangeTransport.abort = function () {};
      }
    }
    src = Object.create(src);
    src.range = pdfDataRangeTransport;
  }
  task.onPassword = passwordCallback || null;
  task.onProgress = progressCallback || null;
  var source;
  if (typeof src === 'string') {
    source = { url: src };
  } else if (isArrayBuffer(src)) {
    source = { data: src };
  } else if (src instanceof PDFDataRangeTransport) {
    source = { range: src };
  } else {
    if (typeof src !== 'object') {
      error('Invalid parameter in getDocument, need either Uint8Array, ' + 'string or a parameter object');
    }
    if (!src.url && !src.data && !src.range) {
      error('Invalid parameter object: need either .data, .range or .url');
    }
    source = src;
  }
  var params = {};
  var rangeTransport = null;
  var worker = null;
  for (var key in source) {
    if (key === 'url' && typeof window !== 'undefined') {
      params[key] = new URL(source[key], window.location).href;
      continue;
    } else if (key === 'range') {
      rangeTransport = source[key];
      continue;
    } else if (key === 'worker') {
      worker = source[key];
      continue;
    } else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
      var pdfBytes = source[key];
      if (typeof pdfBytes === 'string') {
        params[key] = stringToBytes(pdfBytes);
      } else if (typeof pdfBytes === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
        params[key] = new Uint8Array(pdfBytes);
      } else if (isArrayBuffer(pdfBytes)) {
        params[key] = new Uint8Array(pdfBytes);
      } else {
        error('Invalid PDF binary data: either typed array, string or ' + 'array-like object is expected in the data property.');
      }
      continue;
    }
    params[key] = source[key];
  }
  params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
  params.disableNativeImageDecoder = params.disableNativeImageDecoder === true;
  var CMapReaderFactory = params.CMapReaderFactory || DOMCMapReaderFactory;
  if (!worker) {
    var workerPort = getDefaultSetting('workerPort');
    worker = workerPort ? new PDFWorker(null, workerPort) : new PDFWorker();
    task._worker = worker;
  }
  var docId = task.docId;
  worker.promise.then(function () {
    if (task.destroyed) {
      throw new Error('Loading aborted');
    }
    return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
      if (task.destroyed) {
        throw new Error('Loading aborted');
      }
      var messageHandler = new MessageHandler(docId, workerId, worker.port);
      var transport = new WorkerTransport(messageHandler, task, rangeTransport, CMapReaderFactory);
      task._transport = transport;
      messageHandler.send('Ready', null);
    });
  }).catch(task._capability.reject);
  return task;
}
function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
  if (worker.destroyed) {
    return Promise.reject(new Error('Worker was destroyed'));
  }
  source.disableAutoFetch = getDefaultSetting('disableAutoFetch');
  source.disableStream = getDefaultSetting('disableStream');
  source.chunkedViewerLoading = !!pdfDataRangeTransport;
  if (pdfDataRangeTransport) {
    source.length = pdfDataRangeTransport.length;
    source.initialData = pdfDataRangeTransport.initialData;
  }
  return worker.messageHandler.sendWithPromise('GetDocRequest', {
    docId: docId,
    source: source,
    disableRange: getDefaultSetting('disableRange'),
    maxImageSize: getDefaultSetting('maxImageSize'),
    disableFontFace: getDefaultSetting('disableFontFace'),
    disableCreateObjectURL: getDefaultSetting('disableCreateObjectURL'),
    postMessageTransfers: getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled,
    docBaseUrl: source.docBaseUrl,
    disableNativeImageDecoder: source.disableNativeImageDecoder
  }).then(function (workerId) {
    if (worker.destroyed) {
      throw new Error('Worker was destroyed');
    }
    return workerId;
  });
}
var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
  var nextDocumentId = 0;
  function PDFDocumentLoadingTask() {
    this._capability = createPromiseCapability();
    this._transport = null;
    this._worker = null;
    this.docId = 'd' + nextDocumentId++;
    this.destroyed = false;
    this.onPassword = null;
    this.onProgress = null;
    this.onUnsupportedFeature = null;
  }
  PDFDocumentLoadingTask.prototype = {
    get promise() {
      return this._capability.promise;
    },
    destroy: function () {
      this.destroyed = true;
      var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
      return transportDestroyed.then(function () {
        this._transport = null;
        if (this._worker) {
          this._worker.destroy();
          this._worker = null;
        }
      }.bind(this));
    },
    then: function PDFDocumentLoadingTask_then(onFulfilled, onRejected) {
      return this.promise.then.apply(this.promise, arguments);
    }
  };
  return PDFDocumentLoadingTask;
}();
var PDFDataRangeTransport = function pdfDataRangeTransportClosure() {
  function PDFDataRangeTransport(length, initialData) {
    this.length = length;
    this.initialData = initialData;
    this._rangeListeners = [];
    this._progressListeners = [];
    this._progressiveReadListeners = [];
    this._readyCapability = createPromiseCapability();
  }
  PDFDataRangeTransport.prototype = {
    addRangeListener: function PDFDataRangeTransport_addRangeListener(listener) {
      this._rangeListeners.push(listener);
    },
    addProgressListener: function PDFDataRangeTransport_addProgressListener(listener) {
      this._progressListeners.push(listener);
    },
    addProgressiveReadListener: function PDFDataRangeTransport_addProgressiveReadListener(listener) {
      this._progressiveReadListeners.push(listener);
    },
    onDataRange: function PDFDataRangeTransport_onDataRange(begin, chunk) {
      var listeners = this._rangeListeners;
      for (var i = 0, n = listeners.length; i < n; ++i) {
        listeners[i](begin, chunk);
      }
    },
    onDataProgress: function PDFDataRangeTransport_onDataProgress(loaded) {
      this._readyCapability.promise.then(function () {
        var listeners = this._progressListeners;
        for (var i = 0, n = listeners.length; i < n; ++i) {
          listeners[i](loaded);
        }
      }.bind(this));
    },
    onDataProgressiveRead: function PDFDataRangeTransport_onDataProgress(chunk) {
      this._readyCapability.promise.then(function () {
        var listeners = this._progressiveReadListeners;
        for (var i = 0, n = listeners.length; i < n; ++i) {
          listeners[i](chunk);
        }
      }.bind(this));
    },
    transportReady: function PDFDataRangeTransport_transportReady() {
      this._readyCapability.resolve();
    },
    requestDataRange: function PDFDataRangeTransport_requestDataRange(begin, end) {
      throw new Error('Abstract method PDFDataRangeTransport.requestDataRange');
    },
    abort: function PDFDataRangeTransport_abort() {}
  };
  return PDFDataRangeTransport;
}();
var PDFDocumentProxy = function PDFDocumentProxyClosure() {
  function PDFDocumentProxy(pdfInfo, transport, loadingTask) {
    this.pdfInfo = pdfInfo;
    this.transport = transport;
    this.loadingTask = loadingTask;
  }
  PDFDocumentProxy.prototype = {
    get numPages() {
      return this.pdfInfo.numPages;
    },
    get fingerprint() {
      return this.pdfInfo.fingerprint;
    },
    getPage: function PDFDocumentProxy_getPage(pageNumber) {
      return this.transport.getPage(pageNumber);
    },
    getPageIndex: function PDFDocumentProxy_getPageIndex(ref) {
      return this.transport.getPageIndex(ref);
    },
    getDestinations: function PDFDocumentProxy_getDestinations() {
      return this.transport.getDestinations();
    },
    getDestination: function PDFDocumentProxy_getDestination(id) {
      return this.transport.getDestination(id);
    },
    getPageLabels: function PDFDocumentProxy_getPageLabels() {
      return this.transport.getPageLabels();
    },
    getAttachments: function PDFDocumentProxy_getAttachments() {
      return this.transport.getAttachments();
    },
    getJavaScript: function PDFDocumentProxy_getJavaScript() {
      return this.transport.getJavaScript();
    },
    getOutline: function PDFDocumentProxy_getOutline() {
      return this.transport.getOutline();
    },
    getMetadata: function PDFDocumentProxy_getMetadata() {
      return this.transport.getMetadata();
    },
    getData: function PDFDocumentProxy_getData() {
      return this.transport.getData();
    },
    getDownloadInfo: function PDFDocumentProxy_getDownloadInfo() {
      return this.transport.downloadInfoCapability.promise;
    },
    getStats: function PDFDocumentProxy_getStats() {
      return this.transport.getStats();
    },
    cleanup: function PDFDocumentProxy_cleanup() {
      this.transport.startCleanup();
    },
    destroy: function PDFDocumentProxy_destroy() {
      return this.loadingTask.destroy();
    }
  };
  return PDFDocumentProxy;
}();
var PDFPageProxy = function PDFPageProxyClosure() {
  function PDFPageProxy(pageIndex, pageInfo, transport) {
    this.pageIndex = pageIndex;
    this.pageInfo = pageInfo;
    this.transport = transport;
    this.stats = new StatTimer();
    this.stats.enabled = getDefaultSetting('enableStats');
    this.commonObjs = transport.commonObjs;
    this.objs = new PDFObjects();
    this.cleanupAfterRender = false;
    this.pendingCleanup = false;
    this.intentStates = Object.create(null);
    this.destroyed = false;
  }
  PDFPageProxy.prototype = {
    get pageNumber() {
      return this.pageIndex + 1;
    },
    get rotate() {
      return this.pageInfo.rotate;
    },
    get ref() {
      return this.pageInfo.ref;
    },
    get userUnit() {
      return this.pageInfo.userUnit;
    },
    get view() {
      return this.pageInfo.view;
    },
    getViewport: function PDFPageProxy_getViewport(scale, rotate) {
      if (arguments.length < 2) {
        rotate = this.rotate;
      }
      return new PageViewport(this.view, scale, rotate, 0, 0);
    },
    getAnnotations: function PDFPageProxy_getAnnotations(params) {
      var intent = params && params.intent || null;
      if (!this.annotationsPromise || this.annotationsIntent !== intent) {
        this.annotationsPromise = this.transport.getAnnotations(this.pageIndex, intent);
        this.annotationsIntent = intent;
      }
      return this.annotationsPromise;
    },
    render: function PDFPageProxy_render(params) {
      var stats = this.stats;
      stats.time('Overall');
      this.pendingCleanup = false;
      var renderingIntent = params.intent === 'print' ? 'print' : 'display';
      var renderInteractiveForms = params.renderInteractiveForms === true ? true : false;
      var canvasFactory = params.canvasFactory || new DOMCanvasFactory();
      if (!this.intentStates[renderingIntent]) {
        this.intentStates[renderingIntent] = Object.create(null);
      }
      var intentState = this.intentStates[renderingIntent];
      if (!intentState.displayReadyCapability) {
        intentState.receivingOperatorList = true;
        intentState.displayReadyCapability = createPromiseCapability();
        intentState.operatorList = {
          fnArray: [],
          argsArray: [],
          lastChunk: false
        };
        this.stats.time('Page Request');
        this.transport.messageHandler.send('RenderPageRequest', {
          pageIndex: this.pageNumber - 1,
          intent: renderingIntent,
          renderInteractiveForms: renderInteractiveForms
        });
      }
      var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber, canvasFactory);
      internalRenderTask.useRequestAnimationFrame = renderingIntent !== 'print';
      if (!intentState.renderTasks) {
        intentState.renderTasks = [];
      }
      intentState.renderTasks.push(internalRenderTask);
      var renderTask = internalRenderTask.task;
      if (params.continueCallback) {
        deprecated('render is used with continueCallback parameter');
        renderTask.onContinue = params.continueCallback;
      }
      var self = this;
      intentState.displayReadyCapability.promise.then(function pageDisplayReadyPromise(transparency) {
        if (self.pendingCleanup) {
          complete();
          return;
        }
        stats.time('Rendering');
        internalRenderTask.initializeGraphics(transparency);
        internalRenderTask.operatorListChanged();
      }, function pageDisplayReadPromiseError(reason) {
        complete(reason);
      });
      function complete(error) {
        var i = intentState.renderTasks.indexOf(internalRenderTask);
        if (i >= 0) {
          intentState.renderTasks.splice(i, 1);
        }
        if (self.cleanupAfterRender) {
          self.pendingCleanup = true;
        }
        self._tryCleanup();
        if (error) {
          internalRenderTask.capability.reject(error);
        } else {
          internalRenderTask.capability.resolve();
        }
        stats.timeEnd('Rendering');
        stats.timeEnd('Overall');
      }
      return renderTask;
    },
    getOperatorList: function PDFPageProxy_getOperatorList() {
      function operatorListChanged() {
        if (intentState.operatorList.lastChunk) {
          intentState.opListReadCapability.resolve(intentState.operatorList);
          var i = intentState.renderTasks.indexOf(opListTask);
          if (i >= 0) {
            intentState.renderTasks.splice(i, 1);
          }
        }
      }
      var renderingIntent = 'oplist';
      if (!this.intentStates[renderingIntent]) {
        this.intentStates[renderingIntent] = Object.create(null);
      }
      var intentState = this.intentStates[renderingIntent];
      var opListTask;
      if (!intentState.opListReadCapability) {
        opListTask = {};
        opListTask.operatorListChanged = operatorListChanged;
        intentState.receivingOperatorList = true;
        intentState.opListReadCapability = createPromiseCapability();
        intentState.renderTasks = [];
        intentState.renderTasks.push(opListTask);
        intentState.operatorList = {
          fnArray: [],
          argsArray: [],
          lastChunk: false
        };
        this.transport.messageHandler.send('RenderPageRequest', {
          pageIndex: this.pageIndex,
          intent: renderingIntent
        });
      }
      return intentState.opListReadCapability.promise;
    },
    getTextContent: function PDFPageProxy_getTextContent(params) {
      return this.transport.messageHandler.sendWithPromise('GetTextContent', {
        pageIndex: this.pageNumber - 1,
        normalizeWhitespace: params && params.normalizeWhitespace === true ? true : false,
        combineTextItems: params && params.disableCombineTextItems === true ? false : true
      });
    },
    _destroy: function PDFPageProxy_destroy() {
      this.destroyed = true;
      this.transport.pageCache[this.pageIndex] = null;
      var waitOn = [];
      Object.keys(this.intentStates).forEach(function (intent) {
        if (intent === 'oplist') {
          return;
        }
        var intentState = this.intentStates[intent];
        intentState.renderTasks.forEach(function (renderTask) {
          var renderCompleted = renderTask.capability.promise.catch(function () {});
          waitOn.push(renderCompleted);
          renderTask.cancel();
        });
      }, this);
      this.objs.clear();
      this.annotationsPromise = null;
      this.pendingCleanup = false;
      return Promise.all(waitOn);
    },
    destroy: function () {
      deprecated('page destroy method, use cleanup() instead');
      this.cleanup();
    },
    cleanup: function PDFPageProxy_cleanup() {
      this.pendingCleanup = true;
      this._tryCleanup();
    },
    _tryCleanup: function PDFPageProxy_tryCleanup() {
      if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) {
        var intentState = this.intentStates[intent];
        return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList;
      }, this)) {
        return;
      }
      Object.keys(this.intentStates).forEach(function (intent) {
        delete this.intentStates[intent];
      }, this);
      this.objs.clear();
      this.annotationsPromise = null;
      this.pendingCleanup = false;
    },
    _startRenderPage: function PDFPageProxy_startRenderPage(transparency, intent) {
      var intentState = this.intentStates[intent];
      if (intentState.displayReadyCapability) {
        intentState.displayReadyCapability.resolve(transparency);
      }
    },
    _renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk, intent) {
      var intentState = this.intentStates[intent];
      var i, ii;
      for (i = 0, ii = operatorListChunk.length; i < ii; i++) {
        intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
        intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
      }
      intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
      for (i = 0; i < intentState.renderTasks.length; i++) {
        intentState.renderTasks[i].operatorListChanged();
      }
      if (operatorListChunk.lastChunk) {
        intentState.receivingOperatorList = false;
        this._tryCleanup();
      }
    }
  };
  return PDFPageProxy;
}();
var PDFWorker = function PDFWorkerClosure() {
  var nextFakeWorkerId = 0;
  function getWorkerSrc() {
    if (typeof workerSrc !== 'undefined') {
      return workerSrc;
    }
    if (getDefaultSetting('workerSrc')) {
      return getDefaultSetting('workerSrc');
    }
    if (pdfjsFilePath) {
      return pdfjsFilePath.replace(/(\.(?:min\.)?js)$/i, '.worker$1');
    }
    error('No PDFJS.workerSrc specified');
  }
  var fakeWorkerFilesLoadedCapability;
  function setupFakeWorkerGlobal() {
    var WorkerMessageHandler;
    if (fakeWorkerFilesLoadedCapability) {
      return fakeWorkerFilesLoadedCapability.promise;
    }
    fakeWorkerFilesLoadedCapability = createPromiseCapability();
    var loader = fakeWorkerFilesLoader || function (callback) {
      Util.loadScript(getWorkerSrc(), function () {
        callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler);
      });
    };
    loader(fakeWorkerFilesLoadedCapability.resolve);
    return fakeWorkerFilesLoadedCapability.promise;
  }
  function FakeWorkerPort(defer) {
    this._listeners = [];
    this._defer = defer;
    this._deferred = Promise.resolve(undefined);
  }
  FakeWorkerPort.prototype = {
    postMessage: function (obj, transfers) {
      function cloneValue(value) {
        if (typeof value !== 'object' || value === null) {
          return value;
        }
        if (cloned.has(value)) {
          return cloned.get(value);
        }
        var result;
        var buffer;
        if ((buffer = value.buffer) && isArrayBuffer(buffer)) {
          var transferable = transfers && transfers.indexOf(buffer) >= 0;
          if (value === buffer) {
            result = value;
          } else if (transferable) {
            result = new value.constructor(buffer, value.byteOffset, value.byteLength);
          } else {
            result = new value.constructor(value);
          }
          cloned.set(value, result);
          return result;
        }
        result = isArray(value) ? [] : {};
        cloned.set(value, result);
        for (var i in value) {
          var desc,
              p = value;
          while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
            p = Object.getPrototypeOf(p);
          }
          if (typeof desc.value === 'undefined' || typeof desc.value === 'function') {
            continue;
          }
          result[i] = cloneValue(desc.value);
        }
        return result;
      }
      if (!this._defer) {
        this._listeners.forEach(function (listener) {
          listener.call(this, { data: obj });
        }, this);
        return;
      }
      var cloned = new WeakMap();
      var e = { data: cloneValue(obj) };
      this._deferred.then(function () {
        this._listeners.forEach(function (listener) {
          listener.call(this, e);
        }, this);
      }.bind(this));
    },
    addEventListener: function (name, listener) {
      this._listeners.push(listener);
    },
    removeEventListener: function (name, listener) {
      var i = this._listeners.indexOf(listener);
      this._listeners.splice(i, 1);
    },
    terminate: function () {
      this._listeners = [];
    }
  };
  function createCDNWrapper(url) {
    var wrapper = 'importScripts(\'' + url + '\');';
    return URL.createObjectURL(new Blob([wrapper]));
  }
  function PDFWorker(name, port) {
    this.name = name;
    this.destroyed = false;
    this._readyCapability = createPromiseCapability();
    this._port = null;
    this._webWorker = null;
    this._messageHandler = null;
    if (port) {
      this._initializeFromPort(port);
      return;
    }
    this._initialize();
  }
  PDFWorker.prototype = {
    get promise() {
      return this._readyCapability.promise;
    },
    get port() {
      return this._port;
    },
    get messageHandler() {
      return this._messageHandler;
    },
    _initializeFromPort: function PDFWorker_initializeFromPort(port) {
      this._port = port;
      this._messageHandler = new MessageHandler('main', 'worker', port);
      this._messageHandler.on('ready', function () {});
      this._readyCapability.resolve();
    },
    _initialize: function PDFWorker_initialize() {
      if (!isWorkerDisabled && !getDefaultSetting('disableWorker') && typeof Worker !== 'undefined') {
        var workerSrc = getWorkerSrc();
        try {
          if (!isSameOrigin(window.location.href, workerSrc)) {
            workerSrc = createCDNWrapper(new URL(workerSrc, window.location).href);
          }
          var worker = new Worker(workerSrc);
          var messageHandler = new MessageHandler('main', 'worker', worker);
          var terminateEarly = function () {
            worker.removeEventListener('error', onWorkerError);
            messageHandler.destroy();
            worker.terminate();
            if (this.destroyed) {
              this._readyCapability.reject(new Error('Worker was destroyed'));
            } else {
              this._setupFakeWorker();
            }
          }.bind(this);
          var onWorkerError = function (event) {
            if (!this._webWorker) {
              terminateEarly();
            }
          }.bind(this);
          worker.addEventListener('error', onWorkerError);
          messageHandler.on('test', function PDFWorker_test(data) {
            worker.removeEventListener('error', onWorkerError);
            if (this.destroyed) {
              terminateEarly();
              return;
            }
            var supportTypedArray = data && data.supportTypedArray;
            if (supportTypedArray) {
              this._messageHandler = messageHandler;
              this._port = worker;
              this._webWorker = worker;
              if (!data.supportTransfers) {
                isPostMessageTransfersDisabled = true;
              }
              this._readyCapability.resolve();
              messageHandler.send('configure', { verbosity: getVerbosityLevel() });
            } else {
              this._setupFakeWorker();
              messageHandler.destroy();
              worker.terminate();
            }
          }.bind(this));
          messageHandler.on('console_log', function (data) {
            console.log.apply(console, data);
          });
          messageHandler.on('console_error', function (data) {
            console.error.apply(console, data);
          });
          messageHandler.on('ready', function (data) {
            worker.removeEventListener('error', onWorkerError);
            if (this.destroyed) {
              terminateEarly();
              return;
            }
            try {
              sendTest();
            } catch (e) {
              this._setupFakeWorker();
            }
          }.bind(this));
          var sendTest = function () {
            var postMessageTransfers = getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled;
            var testObj = new Uint8Array([postMessageTransfers ? 255 : 0]);
            try {
              messageHandler.send('test', testObj, [testObj.buffer]);
            } catch (ex) {
              info('Cannot use postMessage transfers');
              testObj[0] = 0;
              messageHandler.send('test', testObj);
            }
          };
          sendTest();
          return;
        } catch (e) {
          info('The worker has been disabled.');
        }
      }
      this._setupFakeWorker();
    },
    _setupFakeWorker: function PDFWorker_setupFakeWorker() {
      if (!isWorkerDisabled && !getDefaultSetting('disableWorker')) {
        warn('Setting up fake worker.');
        isWorkerDisabled = true;
      }
      setupFakeWorkerGlobal().then(function (WorkerMessageHandler) {
        if (this.destroyed) {
          this._readyCapability.reject(new Error('Worker was destroyed'));
          return;
        }
        var isTypedArraysPresent = Uint8Array !== Float32Array;
        var port = new FakeWorkerPort(isTypedArraysPresent);
        this._port = port;
        var id = 'fake' + nextFakeWorkerId++;
        var workerHandler = new MessageHandler(id + '_worker', id, port);
        WorkerMessageHandler.setup(workerHandler, port);
        var messageHandler = new MessageHandler(id, id + '_worker', port);
        this._messageHandler = messageHandler;
        this._readyCapability.resolve();
      }.bind(this));
    },
    destroy: function PDFWorker_destroy() {
      this.destroyed = true;
      if (this._webWorker) {
        this._webWorker.terminate();
        this._webWorker = null;
      }
      this._port = null;
      if (this._messageHandler) {
        this._messageHandler.destroy();
        this._messageHandler = null;
      }
    }
  };
  return PDFWorker;
}();
var WorkerTransport = function WorkerTransportClosure() {
  function WorkerTransport(messageHandler, loadingTask, pdfDataRangeTransport, CMapReaderFactory) {
    this.messageHandler = messageHandler;
    this.loadingTask = loadingTask;
    this.pdfDataRangeTransport = pdfDataRangeTransport;
    this.commonObjs = new PDFObjects();
    this.fontLoader = new FontLoader(loadingTask.docId);
    this.CMapReaderFactory = new CMapReaderFactory({
      baseUrl: getDefaultSetting('cMapUrl'),
      isCompressed: getDefaultSetting('cMapPacked')
    });
    this.destroyed = false;
    this.destroyCapability = null;
    this._passwordCapability = null;
    this.pageCache = [];
    this.pagePromises = [];
    this.downloadInfoCapability = createPromiseCapability();
    this.setupMessageHandler();
  }
  WorkerTransport.prototype = {
    destroy: function WorkerTransport_destroy() {
      if (this.destroyCapability) {
        return this.destroyCapability.promise;
      }
      this.destroyed = true;
      this.destroyCapability = createPromiseCapability();
      if (this._passwordCapability) {
        this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
      }
      var waitOn = [];
      this.pageCache.forEach(function (page) {
        if (page) {
          waitOn.push(page._destroy());
        }
      });
      this.pageCache = [];
      this.pagePromises = [];
      var self = this;
      var terminated = this.messageHandler.sendWithPromise('Terminate', null);
      waitOn.push(terminated);
      Promise.all(waitOn).then(function () {
        self.fontLoader.clear();
        if (self.pdfDataRangeTransport) {
          self.pdfDataRangeTransport.abort();
          self.pdfDataRangeTransport = null;
        }
        if (self.messageHandler) {
          self.messageHandler.destroy();
          self.messageHandler = null;
        }
        self.destroyCapability.resolve();
      }, this.destroyCapability.reject);
      return this.destroyCapability.promise;
    },
    setupMessageHandler: function WorkerTransport_setupMessageHandler() {
      var messageHandler = this.messageHandler;
      var loadingTask = this.loadingTask;
      var pdfDataRangeTransport = this.pdfDataRangeTransport;
      if (pdfDataRangeTransport) {
        pdfDataRangeTransport.addRangeListener(function (begin, chunk) {
          messageHandler.send('OnDataRange', {
            begin: begin,
            chunk: chunk
          });
        });
        pdfDataRangeTransport.addProgressListener(function (loaded) {
          messageHandler.send('OnDataProgress', { loaded: loaded });
        });
        pdfDataRangeTransport.addProgressiveReadListener(function (chunk) {
          messageHandler.send('OnDataRange', { chunk: chunk });
        });
        messageHandler.on('RequestDataRange', function transportDataRange(data) {
          pdfDataRangeTransport.requestDataRange(data.begin, data.end);
        }, this);
      }
      messageHandler.on('GetDoc', function transportDoc(data) {
        var pdfInfo = data.pdfInfo;
        this.numPages = data.pdfInfo.numPages;
        var loadingTask = this.loadingTask;
        var pdfDocument = new PDFDocumentProxy(pdfInfo, this, loadingTask);
        this.pdfDocument = pdfDocument;
        loadingTask._capability.resolve(pdfDocument);
      }, this);
      messageHandler.on('PasswordRequest', function transportPasswordRequest(exception) {
        this._passwordCapability = createPromiseCapability();
        if (loadingTask.onPassword) {
          var updatePassword = function (password) {
            this._passwordCapability.resolve({ password: password });
          }.bind(this);
          loadingTask.onPassword(updatePassword, exception.code);
        } else {
          this._passwordCapability.reject(new PasswordException(exception.message, exception.code));
        }
        return this._passwordCapability.promise;
      }, this);
      messageHandler.on('PasswordException', function transportPasswordException(exception) {
        loadingTask._capability.reject(new PasswordException(exception.message, exception.code));
      }, this);
      messageHandler.on('InvalidPDF', function transportInvalidPDF(exception) {
        this.loadingTask._capability.reject(new InvalidPDFException(exception.message));
      }, this);
      messageHandler.on('MissingPDF', function transportMissingPDF(exception) {
        this.loadingTask._capability.reject(new MissingPDFException(exception.message));
      }, this);
      messageHandler.on('UnexpectedResponse', function transportUnexpectedResponse(exception) {
        this.loadingTask._capability.reject(new UnexpectedResponseException(exception.message, exception.status));
      }, this);
      messageHandler.on('UnknownError', function transportUnknownError(exception) {
        this.loadingTask._capability.reject(new UnknownErrorException(exception.message, exception.details));
      }, this);
      messageHandler.on('DataLoaded', function transportPage(data) {
        this.downloadInfoCapability.resolve(data);
      }, this);
      messageHandler.on('PDFManagerReady', function transportPage(data) {
        if (this.pdfDataRangeTransport) {
          this.pdfDataRangeTransport.transportReady();
        }
      }, this);
      messageHandler.on('StartRenderPage', function transportRender(data) {
        if (this.destroyed) {
          return;
        }
        var page = this.pageCache[data.pageIndex];
        page.stats.timeEnd('Page Request');
        page._startRenderPage(data.transparency, data.intent);
      }, this);
      messageHandler.on('RenderPageChunk', function transportRender(data) {
        if (this.destroyed) {
          return;
        }
        var page = this.pageCache[data.pageIndex];
        page._renderPageChunk(data.operatorList, data.intent);
      }, this);
      messageHandler.on('commonobj', function transportObj(data) {
        if (this.destroyed) {
          return;
        }
        var id = data[0];
        var type = data[1];
        if (this.commonObjs.hasData(id)) {
          return;
        }
        switch (type) {
          case 'Font':
            var exportedData = data[2];
            if ('error' in exportedData) {
              var exportedError = exportedData.error;
              warn('Error during font loading: ' + exportedError);
              this.commonObjs.resolve(id, exportedError);
              break;
            }
            var fontRegistry = null;
            if (getDefaultSetting('pdfBug') && globalScope.FontInspector && globalScope['FontInspector'].enabled) {
              fontRegistry = {
                registerFont: function (font, url) {
                  globalScope['FontInspector'].fontAdded(font, url);
                }
              };
            }
            var font = new FontFaceObject(exportedData, {
              isEvalSuported: getDefaultSetting('isEvalSupported'),
              disableFontFace: getDefaultSetting('disableFontFace'),
              fontRegistry: fontRegistry
            });
            this.fontLoader.bind([font], function fontReady(fontObjs) {
              this.commonObjs.resolve(id, font);
            }.bind(this));
            break;
          case 'FontPath':
            this.commonObjs.resolve(id, data[2]);
            break;
          default:
            error('Got unknown common object type ' + type);
        }
      }, this);
      messageHandler.on('obj', function transportObj(data) {
        if (this.destroyed) {
          return;
        }
        var id = data[0];
        var pageIndex = data[1];
        var type = data[2];
        var pageProxy = this.pageCache[pageIndex];
        var imageData;
        if (pageProxy.objs.hasData(id)) {
          return;
        }
        switch (type) {
          case 'JpegStream':
            imageData = data[3];
            loadJpegStream(id, imageData, pageProxy.objs);
            break;
          case 'Image':
            imageData = data[3];
            pageProxy.objs.resolve(id, imageData);
            var MAX_IMAGE_SIZE_TO_STORE = 8000000;
            if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
              pageProxy.cleanupAfterRender = true;
            }
            break;
          default:
            error('Got unknown object type ' + type);
        }
      }, this);
      messageHandler.on('DocProgress', function transportDocProgress(data) {
        if (this.destroyed) {
          return;
        }
        var loadingTask = this.loadingTask;
        if (loadingTask.onProgress) {
          loadingTask.onProgress({
            loaded: data.loaded,
            total: data.total
          });
        }
      }, this);
      messageHandler.on('PageError', function transportError(data) {
        if (this.destroyed) {
          return;
        }
        var page = this.pageCache[data.pageNum - 1];
        var intentState = page.intentStates[data.intent];
        if (intentState.displayReadyCapability) {
          intentState.displayReadyCapability.reject(data.error);
        } else {
          error(data.error);
        }
        if (intentState.operatorList) {
          intentState.operatorList.lastChunk = true;
          for (var i = 0; i < intentState.renderTasks.length; i++) {
            intentState.renderTasks[i].operatorListChanged();
          }
        }
      }, this);
      messageHandler.on('UnsupportedFeature', function transportUnsupportedFeature(data) {
        if (this.destroyed) {
          return;
        }
        var featureId = data.featureId;
        var loadingTask = this.loadingTask;
        if (loadingTask.onUnsupportedFeature) {
          loadingTask.onUnsupportedFeature(featureId);
        }
        _UnsupportedManager.notify(featureId);
      }, this);
      messageHandler.on('JpegDecode', function (data) {
        if (this.destroyed) {
          return Promise.reject(new Error('Worker was destroyed'));
        }
        if (typeof document === 'undefined') {
          return Promise.reject(new Error('"document" is not defined.'));
        }
        var imageUrl = data[0];
        var components = data[1];
        if (components !== 3 && components !== 1) {
          return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
        }
        return new Promise(function (resolve, reject) {
          var img = new Image();
          img.onload = function () {
            var width = img.width;
            var height = img.height;
            var size = width * height;
            var rgbaLength = size * 4;
            var buf = new Uint8Array(size * components);
            var tmpCanvas = document.createElement('canvas');
            tmpCanvas.width = width;
            tmpCanvas.height = height;
            var tmpCtx = tmpCanvas.getContext('2d');
            tmpCtx.drawImage(img, 0, 0);
            var data = tmpCtx.getImageData(0, 0, width, height).data;
            var i, j;
            if (components === 3) {
              for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
                buf[j] = data[i];
                buf[j + 1] = data[i + 1];
                buf[j + 2] = data[i + 2];
              }
            } else if (components === 1) {
              for (i = 0, j = 0; i < rgbaLength; i += 4, j++) {
                buf[j] = data[i];
              }
            }
            resolve({
              data: buf,
              width: width,
              height: height
            });
          };
          img.onerror = function () {
            reject(new Error('JpegDecode failed to load image'));
          };
          img.src = imageUrl;
        });
      }, this);
      messageHandler.on('FetchBuiltInCMap', function (data) {
        if (this.destroyed) {
          return Promise.reject(new Error('Worker was destroyed'));
        }
        return this.CMapReaderFactory.fetch({ name: data.name });
      }, this);
    },
    getData: function WorkerTransport_getData() {
      return this.messageHandler.sendWithPromise('GetData', null);
    },
    getPage: function WorkerTransport_getPage(pageNumber, capability) {
      if (!isInt(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) {
        return Promise.reject(new Error('Invalid page request'));
      }
      var pageIndex = pageNumber - 1;
      if (pageIndex in this.pagePromises) {
        return this.pagePromises[pageIndex];
      }
      var promise = this.messageHandler.sendWithPromise('GetPage', { pageIndex: pageIndex }).then(function (pageInfo) {
        if (this.destroyed) {
          throw new Error('Transport destroyed');
        }
        var page = new PDFPageProxy(pageIndex, pageInfo, this);
        this.pageCache[pageIndex] = page;
        return page;
      }.bind(this));
      this.pagePromises[pageIndex] = promise;
      return promise;
    },
    getPageIndex: function WorkerTransport_getPageIndexByRef(ref) {
      return this.messageHandler.sendWithPromise('GetPageIndex', { ref: ref }).catch(function (reason) {
        return Promise.reject(new Error(reason));
      });
    },
    getAnnotations: function WorkerTransport_getAnnotations(pageIndex, intent) {
      return this.messageHandler.sendWithPromise('GetAnnotations', {
        pageIndex: pageIndex,
        intent: intent
      });
    },
    getDestinations: function WorkerTransport_getDestinations() {
      return this.messageHandler.sendWithPromise('GetDestinations', null);
    },
    getDestination: function WorkerTransport_getDestination(id) {
      return this.messageHandler.sendWithPromise('GetDestination', { id: id });
    },
    getPageLabels: function WorkerTransport_getPageLabels() {
      return this.messageHandler.sendWithPromise('GetPageLabels', null);
    },
    getAttachments: function WorkerTransport_getAttachments() {
      return this.messageHandler.sendWithPromise('GetAttachments', null);
    },
    getJavaScript: function WorkerTransport_getJavaScript() {
      return this.messageHandler.sendWithPromise('GetJavaScript', null);
    },
    getOutline: function WorkerTransport_getOutline() {
      return this.messageHandler.sendWithPromise('GetOutline', null);
    },
    getMetadata: function WorkerTransport_getMetadata() {
      return this.messageHandler.sendWithPromise('GetMetadata', null).then(function transportMetadata(results) {
        return {
          info: results[0],
          metadata: results[1] ? new Metadata(results[1]) : null
        };
      });
    },
    getStats: function WorkerTransport_getStats() {
      return this.messageHandler.sendWithPromise('GetStats', null);
    },
    startCleanup: function WorkerTransport_startCleanup() {
      this.messageHandler.sendWithPromise('Cleanup', null).then(function endCleanup() {
        for (var i = 0, ii = this.pageCache.length; i < ii; i++) {
          var page = this.pageCache[i];
          if (page) {
            page.cleanup();
          }
        }
        this.commonObjs.clear();
        this.fontLoader.clear();
      }.bind(this));
    }
  };
  return WorkerTransport;
}();
var PDFObjects = function PDFObjectsClosure() {
  function PDFObjects() {
    this.objs = Object.create(null);
  }
  PDFObjects.prototype = {
    ensureObj: function PDFObjects_ensureObj(objId) {
      if (this.objs[objId]) {
        return this.objs[objId];
      }
      var obj = {
        capability: createPromiseCapability(),
        data: null,
        resolved: false
      };
      this.objs[objId] = obj;
      return obj;
    },
    get: function PDFObjects_get(objId, callback) {
      if (callback) {
        this.ensureObj(objId).capability.promise.then(callback);
        return null;
      }
      var obj = this.objs[objId];
      if (!obj || !obj.resolved) {
        error('Requesting object that isn\'t resolved yet ' + objId);
      }
      return obj.data;
    },
    resolve: function PDFObjects_resolve(objId, data) {
      var obj = this.ensureObj(objId);
      obj.resolved = true;
      obj.data = data;
      obj.capability.resolve(data);
    },
    isResolved: function PDFObjects_isResolved(objId) {
      var objs = this.objs;
      if (!objs[objId]) {
        return false;
      }
      return objs[objId].resolved;
    },
    hasData: function PDFObjects_hasData(objId) {
      return this.isResolved(objId);
    },
    getData: function PDFObjects_getData(objId) {
      var objs = this.objs;
      if (!objs[objId] || !objs[objId].resolved) {
        return null;
      }
      return objs[objId].data;
    },
    clear: function PDFObjects_clear() {
      this.objs = Object.create(null);
    }
  };
  return PDFObjects;
}();
var RenderTask = function RenderTaskClosure() {
  function RenderTask(internalRenderTask) {
    this._internalRenderTask = internalRenderTask;
    this.onContinue = null;
  }
  RenderTask.prototype = {
    get promise() {
      return this._internalRenderTask.capability.promise;
    },
    cancel: function RenderTask_cancel() {
      this._internalRenderTask.cancel();
    },
    then: function RenderTask_then(onFulfilled, onRejected) {
      return this.promise.then.apply(this.promise, arguments);
    }
  };
  return RenderTask;
}();
var InternalRenderTask = function InternalRenderTaskClosure() {
  function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber, canvasFactory) {
    this.callback = callback;
    this.params = params;
    this.objs = objs;
    this.commonObjs = commonObjs;
    this.operatorListIdx = null;
    this.operatorList = operatorList;
    this.pageNumber = pageNumber;
    this.canvasFactory = canvasFactory;
    this.running = false;
    this.graphicsReadyCallback = null;
    this.graphicsReady = false;
    this.useRequestAnimationFrame = false;
    this.cancelled = false;
    this.capability = createPromiseCapability();
    this.task = new RenderTask(this);
    this._continueBound = this._continue.bind(this);
    this._scheduleNextBound = this._scheduleNext.bind(this);
    this._nextBound = this._next.bind(this);
  }
  InternalRenderTask.prototype = {
    initializeGraphics: function InternalRenderTask_initializeGraphics(transparency) {
      if (this.cancelled) {
        return;
      }
      if (getDefaultSetting('pdfBug') && globalScope.StepperManager && globalScope.StepperManager.enabled) {
        this.stepper = globalScope.StepperManager.create(this.pageNumber - 1);
        this.stepper.init(this.operatorList);
        this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
      }
      var params = this.params;
      this.gfx = new CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, this.canvasFactory, params.imageLayer);
      this.gfx.beginDrawing(params.transform, params.viewport, transparency);
      this.operatorListIdx = 0;
      this.graphicsReady = true;
      if (this.graphicsReadyCallback) {
        this.graphicsReadyCallback();
      }
    },
    cancel: function InternalRenderTask_cancel() {
      this.running = false;
      this.cancelled = true;
      if (getDefaultSetting('pdfjsNext')) {
        this.callback(new RenderingCancelledException('Rendering cancelled, page ' + this.pageNumber, 'canvas'));
      } else {
        this.callback('cancelled');
      }
    },
    operatorListChanged: function InternalRenderTask_operatorListChanged() {
      if (!this.graphicsReady) {
        if (!this.graphicsReadyCallback) {
          this.graphicsReadyCallback = this._continueBound;
        }
        return;
      }
      if (this.stepper) {
        this.stepper.updateOperatorList(this.operatorList);
      }
      if (this.running) {
        return;
      }
      this._continue();
    },
    _continue: function InternalRenderTask__continue() {
      this.running = true;
      if (this.cancelled) {
        return;
      }
      if (this.task.onContinue) {
        this.task.onContinue(this._scheduleNextBound);
      } else {
        this._scheduleNext();
      }
    },
    _scheduleNext: function InternalRenderTask__scheduleNext() {
      if (this.useRequestAnimationFrame && typeof window !== 'undefined') {
        window.requestAnimationFrame(this._nextBound);
      } else {
        Promise.resolve(undefined).then(this._nextBound);
      }
    },
    _next: function InternalRenderTask__next() {
      if (this.cancelled) {
        return;
      }
      this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
      if (this.operatorListIdx === this.operatorList.argsArray.length) {
        this.running = false;
        if (this.operatorList.lastChunk) {
          this.gfx.endDrawing();
          this.callback();
        }
      }
    }
  };
  return InternalRenderTask;
}();
var _UnsupportedManager = function UnsupportedManagerClosure() {
  var listeners = [];
  return {
    listen: function (cb) {
      deprecated('Global UnsupportedManager.listen is used: ' + ' use PDFDocumentLoadingTask.onUnsupportedFeature instead');
      listeners.push(cb);
    },
    notify: function (featureId) {
      for (var i = 0, ii = listeners.length; i < ii; i++) {
        listeners[i](featureId);
      }
    }
  };
}();
exports.version = '1.8.188';
exports.build = 'ad1023ff';
exports.getDocument = getDocument;
exports.PDFDataRangeTransport = PDFDataRangeTransport;
exports.PDFWorker = PDFWorker;
exports.PDFDocumentProxy = PDFDocumentProxy;
exports.PDFPageProxy = PDFPageProxy;
exports._UnsupportedManager = _UnsupportedManager;

/***/ }),
/* 4 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
var ImageKind = sharedUtil.ImageKind;
var OPS = sharedUtil.OPS;
var Util = sharedUtil.Util;
var isNum = sharedUtil.isNum;
var isArray = sharedUtil.isArray;
var warn = sharedUtil.warn;
var createObjectURL = sharedUtil.createObjectURL;
var SVG_DEFAULTS = {
  fontStyle: 'normal',
  fontWeight: 'normal',
  fillColor: '#000000'
};
var convertImgDataToPng = function convertImgDataToPngClosure() {
  var PNG_HEADER = new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
  var CHUNK_WRAPPER_SIZE = 12;
  var crcTable = new Int32Array(256);
  for (var i = 0; i < 256; i++) {
    var c = i;
    for (var h = 0; h < 8; h++) {
      if (c & 1) {
        c = 0xedB88320 ^ c >> 1 & 0x7fffffff;
      } else {
        c = c >> 1 & 0x7fffffff;
      }
    }
    crcTable[i] = c;
  }
  function crc32(data, start, end) {
    var crc = -1;
    for (var i = start; i < end; i++) {
      var a = (crc ^ data[i]) & 0xff;
      var b = crcTable[a];
      crc = crc >>> 8 ^ b;
    }
    return crc ^ -1;
  }
  function writePngChunk(type, body, data, offset) {
    var p = offset;
    var len = body.length;
    data[p] = len >> 24 & 0xff;
    data[p + 1] = len >> 16 & 0xff;
    data[p + 2] = len >> 8 & 0xff;
    data[p + 3] = len & 0xff;
    p += 4;
    data[p] = type.charCodeAt(0) & 0xff;
    data[p + 1] = type.charCodeAt(1) & 0xff;
    data[p + 2] = type.charCodeAt(2) & 0xff;
    data[p + 3] = type.charCodeAt(3) & 0xff;
    p += 4;
    data.set(body, p);
    p += body.length;
    var crc = crc32(data, offset + 4, p);
    data[p] = crc >> 24 & 0xff;
    data[p + 1] = crc >> 16 & 0xff;
    data[p + 2] = crc >> 8 & 0xff;
    data[p + 3] = crc & 0xff;
  }
  function adler32(data, start, end) {
    var a = 1;
    var b = 0;
    for (var i = start; i < end; ++i) {
      a = (a + (data[i] & 0xff)) % 65521;
      b = (b + a) % 65521;
    }
    return b << 16 | a;
  }
  function encode(imgData, kind, forceDataSchema) {
    var width = imgData.width;
    var height = imgData.height;
    var bitDepth, colorType, lineSize;
    var bytes = imgData.data;
    switch (kind) {
      case ImageKind.GRAYSCALE_1BPP:
        colorType = 0;
        bitDepth = 1;
        lineSize = width + 7 >> 3;
        break;
      case ImageKind.RGB_24BPP:
        colorType = 2;
        bitDepth = 8;
        lineSize = width * 3;
        break;
      case ImageKind.RGBA_32BPP:
        colorType = 6;
        bitDepth = 8;
        lineSize = width * 4;
        break;
      default:
        throw new Error('invalid format');
    }
    var literals = new Uint8Array((1 + lineSize) * height);
    var offsetLiterals = 0,
        offsetBytes = 0;
    var y, i;
    for (y = 0; y < height; ++y) {
      literals[offsetLiterals++] = 0;
      literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals);
      offsetBytes += lineSize;
      offsetLiterals += lineSize;
    }
    if (kind === ImageKind.GRAYSCALE_1BPP) {
      offsetLiterals = 0;
      for (y = 0; y < height; y++) {
        offsetLiterals++;
        for (i = 0; i < lineSize; i++) {
          literals[offsetLiterals++] ^= 0xFF;
        }
      }
    }
    var ihdr = new Uint8Array([width >> 24 & 0xff, width >> 16 & 0xff, width >> 8 & 0xff, width & 0xff, height >> 24 & 0xff, height >> 16 & 0xff, height >> 8 & 0xff, height & 0xff, bitDepth, colorType, 0x00, 0x00, 0x00]);
    var len = literals.length;
    var maxBlockLength = 0xFFFF;
    var deflateBlocks = Math.ceil(len / maxBlockLength);
    var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
    var pi = 0;
    idat[pi++] = 0x78;
    idat[pi++] = 0x9c;
    var pos = 0;
    while (len > maxBlockLength) {
      idat[pi++] = 0x00;
      idat[pi++] = 0xff;
      idat[pi++] = 0xff;
      idat[pi++] = 0x00;
      idat[pi++] = 0x00;
      idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
      pi += maxBlockLength;
      pos += maxBlockLength;
      len -= maxBlockLength;
    }
    idat[pi++] = 0x01;
    idat[pi++] = len & 0xff;
    idat[pi++] = len >> 8 & 0xff;
    idat[pi++] = ~len & 0xffff & 0xff;
    idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
    idat.set(literals.subarray(pos), pi);
    pi += literals.length - pos;
    var adler = adler32(literals, 0, literals.length);
    idat[pi++] = adler >> 24 & 0xff;
    idat[pi++] = adler >> 16 & 0xff;
    idat[pi++] = adler >> 8 & 0xff;
    idat[pi++] = adler & 0xff;
    var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length;
    var data = new Uint8Array(pngLength);
    var offset = 0;
    data.set(PNG_HEADER, offset);
    offset += PNG_HEADER.length;
    writePngChunk('IHDR', ihdr, data, offset);
    offset += CHUNK_WRAPPER_SIZE + ihdr.length;
    writePngChunk('IDATA', idat, data, offset);
    offset += CHUNK_WRAPPER_SIZE + idat.length;
    writePngChunk('IEND', new Uint8Array(0), data, offset);
    return createObjectURL(data, 'image/png', forceDataSchema);
  }
  return function convertImgDataToPng(imgData, forceDataSchema) {
    var kind = imgData.kind === undefined ? ImageKind.GRAYSCALE_1BPP : imgData.kind;
    return encode(imgData, kind, forceDataSchema);
  };
}();
var SVGExtraState = function SVGExtraStateClosure() {
  function SVGExtraState() {
    this.fontSizeScale = 1;
    this.fontWeight = SVG_DEFAULTS.fontWeight;
    this.fontSize = 0;
    this.textMatrix = IDENTITY_MATRIX;
    this.fontMatrix = FONT_IDENTITY_MATRIX;
    this.leading = 0;
    this.x = 0;
    this.y = 0;
    this.lineX = 0;
    this.lineY = 0;
    this.charSpacing = 0;
    this.wordSpacing = 0;
    this.textHScale = 1;
    this.textRise = 0;
    this.fillColor = SVG_DEFAULTS.fillColor;
    this.strokeColor = '#000000';
    this.fillAlpha = 1;
    this.strokeAlpha = 1;
    this.lineWidth = 1;
    this.lineJoin = '';
    this.lineCap = '';
    this.miterLimit = 0;
    this.dashArray = [];
    this.dashPhase = 0;
    this.dependencies = [];
    this.activeClipUrl = null;
    this.clipGroup = null;
    this.maskId = '';
  }
  SVGExtraState.prototype = {
    clone: function SVGExtraState_clone() {
      return Object.create(this);
    },
    setCurrentPoint: function SVGExtraState_setCurrentPoint(x, y) {
      this.x = x;
      this.y = y;
    }
  };
  return SVGExtraState;
}();
var SVGGraphics = function SVGGraphicsClosure() {
  function opListToTree(opList) {
    var opTree = [];
    var tmp = [];
    var opListLen = opList.length;
    for (var x = 0; x < opListLen; x++) {
      if (opList[x].fn === 'save') {
        opTree.push({
          'fnId': 92,
          'fn': 'group',
          'items': []
        });
        tmp.push(opTree);
        opTree = opTree[opTree.length - 1].items;
        continue;
      }
      if (opList[x].fn === 'restore') {
        opTree = tmp.pop();
      } else {
        opTree.push(opList[x]);
      }
    }
    return opTree;
  }
  function pf(value) {
    if (value === (value | 0)) {
      return value.toString();
    }
    var s = value.toFixed(10);
    var i = s.length - 1;
    if (s[i] !== '0') {
      return s;
    }
    do {
      i--;
    } while (s[i] === '0');
    return s.substr(0, s[i] === '.' ? i : i + 1);
  }
  function pm(m) {
    if (m[4] === 0 && m[5] === 0) {
      if (m[1] === 0 && m[2] === 0) {
        if (m[0] === 1 && m[3] === 1) {
          return '';
        }
        return 'scale(' + pf(m[0]) + ' ' + pf(m[3]) + ')';
      }
      if (m[0] === m[3] && m[1] === -m[2]) {
        var a = Math.acos(m[0]) * 180 / Math.PI;
        return 'rotate(' + pf(a) + ')';
      }
    } else {
      if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
        return 'translate(' + pf(m[4]) + ' ' + pf(m[5]) + ')';
      }
    }
    return 'matrix(' + pf(m[0]) + ' ' + pf(m[1]) + ' ' + pf(m[2]) + ' ' + pf(m[3]) + ' ' + pf(m[4]) + ' ' + pf(m[5]) + ')';
  }
  function SVGGraphics(commonObjs, objs, forceDataSchema) {
    this.current = new SVGExtraState();
    this.transformMatrix = IDENTITY_MATRIX;
    this.transformStack = [];
    this.extraStack = [];
    this.commonObjs = commonObjs;
    this.objs = objs;
    this.pendingEOFill = false;
    this.embedFonts = false;
    this.embeddedFonts = Object.create(null);
    this.cssStyle = null;
    this.forceDataSchema = !!forceDataSchema;
  }
  var NS = 'http://www.w3.org/2000/svg';
  var XML_NS = 'http://www.w3.org/XML/1998/namespace';
  var XLINK_NS = 'http://www.w3.org/1999/xlink';
  var LINE_CAP_STYLES = ['butt', 'round', 'square'];
  var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
  var clipCount = 0;
  var maskCount = 0;
  SVGGraphics.prototype = {
    save: function SVGGraphics_save() {
      this.transformStack.push(this.transformMatrix);
      var old = this.current;
      this.extraStack.push(old);
      this.current = old.clone();
    },
    restore: function SVGGraphics_restore() {
      this.transformMatrix = this.transformStack.pop();
      this.current = this.extraStack.pop();
      this.tgrp = null;
    },
    group: function SVGGraphics_group(items) {
      this.save();
      this.executeOpTree(items);
      this.restore();
    },
    loadDependencies: function SVGGraphics_loadDependencies(operatorList) {
      var fnArray = operatorList.fnArray;
      var fnArrayLen = fnArray.length;
      var argsArray = operatorList.argsArray;
      var self = this;
      for (var i = 0; i < fnArrayLen; i++) {
        if (OPS.dependency === fnArray[i]) {
          var deps = argsArray[i];
          for (var n = 0, nn = deps.length; n < nn; n++) {
            var obj = deps[n];
            var common = obj.substring(0, 2) === 'g_';
            var promise;
            if (common) {
              promise = new Promise(function (resolve) {
                self.commonObjs.get(obj, resolve);
              });
            } else {
              promise = new Promise(function (resolve) {
                self.objs.get(obj, resolve);
              });
            }
            this.current.dependencies.push(promise);
          }
        }
      }
      return Promise.all(this.current.dependencies);
    },
    transform: function SVGGraphics_transform(a, b, c, d, e, f) {
      var transformMatrix = [a, b, c, d, e, f];
      this.transformMatrix = Util.transform(this.transformMatrix, transformMatrix);
      this.tgrp = null;
    },
    getSVG: function SVGGraphics_getSVG(operatorList, viewport) {
      this.viewport = viewport;
      var svgElement = this._initialize(viewport);
      return this.loadDependencies(operatorList).then(function () {
        this.transformMatrix = IDENTITY_MATRIX;
        var opTree = this.convertOpList(operatorList);
        this.executeOpTree(opTree);
        return svgElement;
      }.bind(this));
    },
    convertOpList: function SVGGraphics_convertOpList(operatorList) {
      var argsArray = operatorList.argsArray;
      var fnArray = operatorList.fnArray;
      var fnArrayLen = fnArray.length;
      var REVOPS = [];
      var opList = [];
      for (var op in OPS) {
        REVOPS[OPS[op]] = op;
      }
      for (var x = 0; x < fnArrayLen; x++) {
        var fnId = fnArray[x];
        opList.push({
          'fnId': fnId,
          'fn': REVOPS[fnId],
          'args': argsArray[x]
        });
      }
      return opListToTree(opList);
    },
    executeOpTree: function SVGGraphics_executeOpTree(opTree) {
      var opTreeLen = opTree.length;
      for (var x = 0; x < opTreeLen; x++) {
        var fn = opTree[x].fn;
        var fnId = opTree[x].fnId;
        var args = opTree[x].args;
        switch (fnId | 0) {
          case OPS.beginText:
            this.beginText();
            break;
          case OPS.setLeading:
            this.setLeading(args);
            break;
          case OPS.setLeadingMoveText:
            this.setLeadingMoveText(args[0], args[1]);
            break;
          case OPS.setFont:
            this.setFont(args);
            break;
          case OPS.showText:
            this.showText(args[0]);
            break;
          case OPS.showSpacedText:
            this.showText(args[0]);
            break;
          case OPS.endText:
            this.endText();
            break;
          case OPS.moveText:
            this.moveText(args[0], args[1]);
            break;
          case OPS.setCharSpacing:
            this.setCharSpacing(args[0]);
            break;
          case OPS.setWordSpacing:
            this.setWordSpacing(args[0]);
            break;
          case OPS.setHScale:
            this.setHScale(args[0]);
            break;
          case OPS.setTextMatrix:
            this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]);
            break;
          case OPS.setLineWidth:
            this.setLineWidth(args[0]);
            break;
          case OPS.setLineJoin:
            this.setLineJoin(args[0]);
            break;
          case OPS.setLineCap:
            this.setLineCap(args[0]);
            break;
          case OPS.setMiterLimit:
            this.setMiterLimit(args[0]);
            break;
          case OPS.setFillRGBColor:
            this.setFillRGBColor(args[0], args[1], args[2]);
            break;
          case OPS.setStrokeRGBColor:
            this.setStrokeRGBColor(args[0], args[1], args[2]);
            break;
          case OPS.setDash:
            this.setDash(args[0], args[1]);
            break;
          case OPS.setGState:
            this.setGState(args[0]);
            break;
          case OPS.fill:
            this.fill();
            break;
          case OPS.eoFill:
            this.eoFill();
            break;
          case OPS.stroke:
            this.stroke();
            break;
          case OPS.fillStroke:
            this.fillStroke();
            break;
          case OPS.eoFillStroke:
            this.eoFillStroke();
            break;
          case OPS.clip:
            this.clip('nonzero');
            break;
          case OPS.eoClip:
            this.clip('evenodd');
            break;
          case OPS.paintSolidColorImageMask:
            this.paintSolidColorImageMask();
            break;
          case OPS.paintJpegXObject:
            this.paintJpegXObject(args[0], args[1], args[2]);
            break;
          case OPS.paintImageXObject:
            this.paintImageXObject(args[0]);
            break;
          case OPS.paintInlineImageXObject:
            this.paintInlineImageXObject(args[0]);
            break;
          case OPS.paintImageMaskXObject:
            this.paintImageMaskXObject(args[0]);
            break;
          case OPS.paintFormXObjectBegin:
            this.paintFormXObjectBegin(args[0], args[1]);
            break;
          case OPS.paintFormXObjectEnd:
            this.paintFormXObjectEnd();
            break;
          case OPS.closePath:
            this.closePath();
            break;
          case OPS.closeStroke:
            this.closeStroke();
            break;
          case OPS.closeFillStroke:
            this.closeFillStroke();
            break;
          case OPS.nextLine:
            this.nextLine();
            break;
          case OPS.transform:
            this.transform(args[0], args[1], args[2], args[3], args[4], args[5]);
            break;
          case OPS.constructPath:
            this.constructPath(args[0], args[1]);
            break;
          case OPS.endPath:
            this.endPath();
            break;
          case 92:
            this.group(opTree[x].items);
            break;
          default:
            warn('Unimplemented operator ' + fn);
            break;
        }
      }
    },
    setWordSpacing: function SVGGraphics_setWordSpacing(wordSpacing) {
      this.current.wordSpacing = wordSpacing;
    },
    setCharSpacing: function SVGGraphics_setCharSpacing(charSpacing) {
      this.current.charSpacing = charSpacing;
    },
    nextLine: function SVGGraphics_nextLine() {
      this.moveText(0, this.current.leading);
    },
    setTextMatrix: function SVGGraphics_setTextMatrix(a, b, c, d, e, f) {
      var current = this.current;
      this.current.textMatrix = this.current.lineMatrix = [a, b, c, d, e, f];
      this.current.x = this.current.lineX = 0;
      this.current.y = this.current.lineY = 0;
      current.xcoords = [];
      current.tspan = document.createElementNS(NS, 'svg:tspan');
      current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
      current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
      current.tspan.setAttributeNS(null, 'y', pf(-current.y));
      current.txtElement = document.createElementNS(NS, 'svg:text');
      current.txtElement.appendChild(current.tspan);
    },
    beginText: function SVGGraphics_beginText() {
      this.current.x = this.current.lineX = 0;
      this.current.y = this.current.lineY = 0;
      this.current.textMatrix = IDENTITY_MATRIX;
      this.current.lineMatrix = IDENTITY_MATRIX;
      this.current.tspan = document.createElementNS(NS, 'svg:tspan');
      this.current.txtElement = document.createElementNS(NS, 'svg:text');
      this.current.txtgrp = document.createElementNS(NS, 'svg:g');
      this.current.xcoords = [];
    },
    moveText: function SVGGraphics_moveText(x, y) {
      var current = this.current;
      this.current.x = this.current.lineX += x;
      this.current.y = this.current.lineY += y;
      current.xcoords = [];
      current.tspan = document.createElementNS(NS, 'svg:tspan');
      current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
      current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
      current.tspan.setAttributeNS(null, 'y', pf(-current.y));
    },
    showText: function SVGGraphics_showText(glyphs) {
      var current = this.current;
      var font = current.font;
      var fontSize = current.fontSize;
      if (fontSize === 0) {
        return;
      }
      var charSpacing = current.charSpacing;
      var wordSpacing = current.wordSpacing;
      var fontDirection = current.fontDirection;
      var textHScale = current.textHScale * fontDirection;
      var glyphsLength = glyphs.length;
      var vertical = font.vertical;
      var widthAdvanceScale = fontSize * current.fontMatrix[0];
      var x = 0,
          i;
      for (i = 0; i < glyphsLength; ++i) {
        var glyph = glyphs[i];
        if (glyph === null) {
          x += fontDirection * wordSpacing;
          continue;
        } else if (isNum(glyph)) {
          x += -glyph * fontSize * 0.001;
          continue;
        }
        current.xcoords.push(current.x + x * textHScale);
        var width = glyph.width;
        var character = glyph.fontChar;
        var charWidth = width * widthAdvanceScale + charSpacing * fontDirection;
        x += charWidth;
        current.tspan.textContent += character;
      }
      if (vertical) {
        current.y -= x * textHScale;
      } else {
        current.x += x * textHScale;
      }
      current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' '));
      current.tspan.setAttributeNS(null, 'y', pf(-current.y));
      current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
      current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
      if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
        current.tspan.setAttributeNS(null, 'font-style', current.fontStyle);
      }
      if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
        current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight);
      }
      if (current.fillColor !== SVG_DEFAULTS.fillColor) {
        current.tspan.setAttributeNS(null, 'fill', current.fillColor);
      }
      current.txtElement.setAttributeNS(null, 'transform', pm(current.textMatrix) + ' scale(1, -1)');
      current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve');
      current.txtElement.appendChild(current.tspan);
      current.txtgrp.appendChild(current.txtElement);
      this._ensureTransformGroup().appendChild(current.txtElement);
    },
    setLeadingMoveText: function SVGGraphics_setLeadingMoveText(x, y) {
      this.setLeading(-y);
      this.moveText(x, y);
    },
    addFontStyle: function SVGGraphics_addFontStyle(fontObj) {
      if (!this.cssStyle) {
        this.cssStyle = document.createElementNS(NS, 'svg:style');
        this.cssStyle.setAttributeNS(null, 'type', 'text/css');
        this.defs.appendChild(this.cssStyle);
      }
      var url = createObjectURL(fontObj.data, fontObj.mimetype, this.forceDataSchema);
      this.cssStyle.textContent += '@font-face { font-family: "' + fontObj.loadedName + '";' + ' src: url(' + url + '); }\n';
    },
    setFont: function SVGGraphics_setFont(details) {
      var current = this.current;
      var fontObj = this.commonObjs.get(details[0]);
      var size = details[1];
      this.current.font = fontObj;
      if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) {
        this.addFontStyle(fontObj);
        this.embeddedFonts[fontObj.loadedName] = fontObj;
      }
      current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX;
      var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal';
      var italic = fontObj.italic ? 'italic' : 'normal';
      if (size < 0) {
        size = -size;
        current.fontDirection = -1;
      } else {
        current.fontDirection = 1;
      }
      current.fontSize = size;
      current.fontFamily = fontObj.loadedName;
      current.fontWeight = bold;
      current.fontStyle = italic;
      current.tspan = document.createElementNS(NS, 'svg:tspan');
      current.tspan.setAttributeNS(null, 'y', pf(-current.y));
      current.xcoords = [];
    },
    endText: function SVGGraphics_endText() {},
    setLineWidth: function SVGGraphics_setLineWidth(width) {
      this.current.lineWidth = width;
    },
    setLineCap: function SVGGraphics_setLineCap(style) {
      this.current.lineCap = LINE_CAP_STYLES[style];
    },
    setLineJoin: function SVGGraphics_setLineJoin(style) {
      this.current.lineJoin = LINE_JOIN_STYLES[style];
    },
    setMiterLimit: function SVGGraphics_setMiterLimit(limit) {
      this.current.miterLimit = limit;
    },
    setStrokeRGBColor: function SVGGraphics_setStrokeRGBColor(r, g, b) {
      var color = Util.makeCssRgb(r, g, b);
      this.current.strokeColor = color;
    },
    setFillRGBColor: function SVGGraphics_setFillRGBColor(r, g, b) {
      var color = Util.makeCssRgb(r, g, b);
      this.current.fillColor = color;
      this.current.tspan = document.createElementNS(NS, 'svg:tspan');
      this.current.xcoords = [];
    },
    setDash: function SVGGraphics_setDash(dashArray, dashPhase) {
      this.current.dashArray = dashArray;
      this.current.dashPhase = dashPhase;
    },
    constructPath: function SVGGraphics_constructPath(ops, args) {
      var current = this.current;
      var x = current.x,
          y = current.y;
      current.path = document.createElementNS(NS, 'svg:path');
      var d = [];
      var opLength = ops.length;
      for (var i = 0, j = 0; i < opLength; i++) {
        switch (ops[i] | 0) {
          case OPS.rectangle:
            x = args[j++];
            y = args[j++];
            var width = args[j++];
            var height = args[j++];
            var xw = x + width;
            var yh = y + height;
            d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z');
            break;
          case OPS.moveTo:
            x = args[j++];
            y = args[j++];
            d.push('M', pf(x), pf(y));
            break;
          case OPS.lineTo:
            x = args[j++];
            y = args[j++];
            d.push('L', pf(x), pf(y));
            break;
          case OPS.curveTo:
            x = args[j + 4];
            y = args[j + 5];
            d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y));
            j += 6;
            break;
          case OPS.curveTo2:
            x = args[j + 2];
            y = args[j + 3];
            d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]));
            j += 4;
            break;
          case OPS.curveTo3:
            x = args[j + 2];
            y = args[j + 3];
            d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y));
            j += 4;
            break;
          case OPS.closePath:
            d.push('Z');
            break;
        }
      }
      current.path.setAttributeNS(null, 'd', d.join(' '));
      current.path.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit));
      current.path.setAttributeNS(null, 'stroke-linecap', current.lineCap);
      current.path.setAttributeNS(null, 'stroke-linejoin', current.lineJoin);
      current.path.setAttributeNS(null, 'stroke-width', pf(current.lineWidth) + 'px');
      current.path.setAttributeNS(null, 'stroke-dasharray', current.dashArray.map(pf).join(' '));
      current.path.setAttributeNS(null, 'stroke-dashoffset', pf(current.dashPhase) + 'px');
      current.path.setAttributeNS(null, 'fill', 'none');
      this._ensureTransformGroup().appendChild(current.path);
      current.element = current.path;
      current.setCurrentPoint(x, y);
    },
    endPath: function SVGGraphics_endPath() {},
    clip: function SVGGraphics_clip(type) {
      var current = this.current;
      var clipId = 'clippath' + clipCount;
      clipCount++;
      var clipPath = document.createElementNS(NS, 'svg:clipPath');
      clipPath.setAttributeNS(null, 'id', clipId);
      clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix));
      var clipElement = current.element.cloneNode();
      if (type === 'evenodd') {
        clipElement.setAttributeNS(null, 'clip-rule', 'evenodd');
      } else {
        clipElement.setAttributeNS(null, 'clip-rule', 'nonzero');
      }
      clipPath.appendChild(clipElement);
      this.defs.appendChild(clipPath);
      if (current.activeClipUrl) {
        current.clipGroup = null;
        this.extraStack.forEach(function (prev) {
          prev.clipGroup = null;
        });
      }
      current.activeClipUrl = 'url(#' + clipId + ')';
      this.tgrp = null;
    },
    closePath: function SVGGraphics_closePath() {
      var current = this.current;
      var d = current.path.getAttributeNS(null, 'd');
      d += 'Z';
      current.path.setAttributeNS(null, 'd', d);
    },
    setLeading: function SVGGraphics_setLeading(leading) {
      this.current.leading = -leading;
    },
    setTextRise: function SVGGraphics_setTextRise(textRise) {
      this.current.textRise = textRise;
    },
    setHScale: function SVGGraphics_setHScale(scale) {
      this.current.textHScale = scale / 100;
    },
    setGState: function SVGGraphics_setGState(states) {
      for (var i = 0, ii = states.length; i < ii; i++) {
        var state = states[i];
        var key = state[0];
        var value = state[1];
        switch (key) {
          case 'LW':
            this.setLineWidth(value);
            break;
          case 'LC':
            this.setLineCap(value);
            break;
          case 'LJ':
            this.setLineJoin(value);
            break;
          case 'ML':
            this.setMiterLimit(value);
            break;
          case 'D':
            this.setDash(value[0], value[1]);
            break;
          case 'Font':
            this.setFont(value);
            break;
          default:
            warn('Unimplemented graphic state ' + key);
            break;
        }
      }
    },
    fill: function SVGGraphics_fill() {
      var current = this.current;
      current.element.setAttributeNS(null, 'fill', current.fillColor);
    },
    stroke: function SVGGraphics_stroke() {
      var current = this.current;
      current.element.setAttributeNS(null, 'stroke', current.strokeColor);
      current.element.setAttributeNS(null, 'fill', 'none');
    },
    eoFill: function SVGGraphics_eoFill() {
      var current = this.current;
      current.element.setAttributeNS(null, 'fill', current.fillColor);
      current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
    },
    fillStroke: function SVGGraphics_fillStroke() {
      this.stroke();
      this.fill();
    },
    eoFillStroke: function SVGGraphics_eoFillStroke() {
      this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
      this.fillStroke();
    },
    closeStroke: function SVGGraphics_closeStroke() {
      this.closePath();
      this.stroke();
    },
    closeFillStroke: function SVGGraphics_closeFillStroke() {
      this.closePath();
      this.fillStroke();
    },
    paintSolidColorImageMask: function SVGGraphics_paintSolidColorImageMask() {
      var current = this.current;
      var rect = document.createElementNS(NS, 'svg:rect');
      rect.setAttributeNS(null, 'x', '0');
      rect.setAttributeNS(null, 'y', '0');
      rect.setAttributeNS(null, 'width', '1px');
      rect.setAttributeNS(null, 'height', '1px');
      rect.setAttributeNS(null, 'fill', current.fillColor);
      this._ensureTransformGroup().appendChild(rect);
    },
    paintJpegXObject: function SVGGraphics_paintJpegXObject(objId, w, h) {
      var imgObj = this.objs.get(objId);
      var imgEl = document.createElementNS(NS, 'svg:image');
      imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src);
      imgEl.setAttributeNS(null, 'width', imgObj.width + 'px');
      imgEl.setAttributeNS(null, 'height', imgObj.height + 'px');
      imgEl.setAttributeNS(null, 'x', '0');
      imgEl.setAttributeNS(null, 'y', pf(-h));
      imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / w) + ' ' + pf(-1 / h) + ')');
      this._ensureTransformGroup().appendChild(imgEl);
    },
    paintImageXObject: function SVGGraphics_paintImageXObject(objId) {
      var imgData = this.objs.get(objId);
      if (!imgData) {
        warn('Dependent image isn\'t ready yet');
        return;
      }
      this.paintInlineImageXObject(imgData);
    },
    paintInlineImageXObject: function SVGGraphics_paintInlineImageXObject(imgData, mask) {
      var width = imgData.width;
      var height = imgData.height;
      var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema);
      var cliprect = document.createElementNS(NS, 'svg:rect');
      cliprect.setAttributeNS(null, 'x', '0');
      cliprect.setAttributeNS(null, 'y', '0');
      cliprect.setAttributeNS(null, 'width', pf(width));
      cliprect.setAttributeNS(null, 'height', pf(height));
      this.current.element = cliprect;
      this.clip('nonzero');
      var imgEl = document.createElementNS(NS, 'svg:image');
      imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc);
      imgEl.setAttributeNS(null, 'x', '0');
      imgEl.setAttributeNS(null, 'y', pf(-height));
      imgEl.setAttributeNS(null, 'width', pf(width) + 'px');
      imgEl.setAttributeNS(null, 'height', pf(height) + 'px');
      imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / width) + ' ' + pf(-1 / height) + ')');
      if (mask) {
        mask.appendChild(imgEl);
      } else {
        this._ensureTransformGroup().appendChild(imgEl);
      }
    },
    paintImageMaskXObject: function SVGGraphics_paintImageMaskXObject(imgData) {
      var current = this.current;
      var width = imgData.width;
      var height = imgData.height;
      var fillColor = current.fillColor;
      current.maskId = 'mask' + maskCount++;
      var mask = document.createElementNS(NS, 'svg:mask');
      mask.setAttributeNS(null, 'id', current.maskId);
      var rect = document.createElementNS(NS, 'svg:rect');
      rect.setAttributeNS(null, 'x', '0');
      rect.setAttributeNS(null, 'y', '0');
      rect.setAttributeNS(null, 'width', pf(width));
      rect.setAttributeNS(null, 'height', pf(height));
      rect.setAttributeNS(null, 'fill', fillColor);
      rect.setAttributeNS(null, 'mask', 'url(#' + current.maskId + ')');
      this.defs.appendChild(mask);
      this._ensureTransformGroup().appendChild(rect);
      this.paintInlineImageXObject(imgData, mask);
    },
    paintFormXObjectBegin: function SVGGraphics_paintFormXObjectBegin(matrix, bbox) {
      if (isArray(matrix) && matrix.length === 6) {
        this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
      }
      if (isArray(bbox) && bbox.length === 4) {
        var width = bbox[2] - bbox[0];
        var height = bbox[3] - bbox[1];
        var cliprect = document.createElementNS(NS, 'svg:rect');
        cliprect.setAttributeNS(null, 'x', bbox[0]);
        cliprect.setAttributeNS(null, 'y', bbox[1]);
        cliprect.setAttributeNS(null, 'width', pf(width));
        cliprect.setAttributeNS(null, 'height', pf(height));
        this.current.element = cliprect;
        this.clip('nonzero');
        this.endPath();
      }
    },
    paintFormXObjectEnd: function SVGGraphics_paintFormXObjectEnd() {},
    _initialize: function SVGGraphics_initialize(viewport) {
      var svg = document.createElementNS(NS, 'svg:svg');
      svg.setAttributeNS(null, 'version', '1.1');
      svg.setAttributeNS(null, 'width', viewport.width + 'px');
      svg.setAttributeNS(null, 'height', viewport.height + 'px');
      svg.setAttributeNS(null, 'preserveAspectRatio', 'none');
      svg.setAttributeNS(null, 'viewBox', '0 0 ' + viewport.width + ' ' + viewport.height);
      var definitions = document.createElementNS(NS, 'svg:defs');
      svg.appendChild(definitions);
      this.defs = definitions;
      var rootGroup = document.createElementNS(NS, 'svg:g');
      rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform));
      svg.appendChild(rootGroup);
      this.svg = rootGroup;
      return svg;
    },
    _ensureClipGroup: function SVGGraphics_ensureClipGroup() {
      if (!this.current.clipGroup) {
        var clipGroup = document.createElementNS(NS, 'svg:g');
        clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl);
        this.svg.appendChild(clipGroup);
        this.current.clipGroup = clipGroup;
      }
      return this.current.clipGroup;
    },
    _ensureTransformGroup: function SVGGraphics_ensureTransformGroup() {
      if (!this.tgrp) {
        this.tgrp = document.createElementNS(NS, 'svg:g');
        this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
        if (this.current.activeClipUrl) {
          this._ensureClipGroup().appendChild(this.tgrp);
        } else {
          this.svg.appendChild(this.tgrp);
        }
      }
      return this.tgrp;
    }
  };
  return SVGGraphics;
}();
exports.SVGGraphics = SVGGraphics;

/***/ }),
/* 5 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayDOMUtils = __w_pdfjs_require__(1);
var Util = sharedUtil.Util;
var createPromiseCapability = sharedUtil.createPromiseCapability;
var CustomStyle = displayDOMUtils.CustomStyle;
var getDefaultSetting = displayDOMUtils.getDefaultSetting;
var renderTextLayer = function renderTextLayerClosure() {
  var MAX_TEXT_DIVS_TO_RENDER = 100000;
  var NonWhitespaceRegexp = /\S/;
  function isAllWhitespace(str) {
    return !NonWhitespaceRegexp.test(str);
  }
  var styleBuf = ['left: ', 0, 'px; top: ', 0, 'px; font-size: ', 0, 'px; font-family: ', '', ';'];
  function appendText(task, geom, styles) {
    var textDiv = document.createElement('div');
    var textDivProperties = {
      style: null,
      angle: 0,
      canvasWidth: 0,
      isWhitespace: false,
      originalTransform: null,
      paddingBottom: 0,
      paddingLeft: 0,
      paddingRight: 0,
      paddingTop: 0,
      scale: 1
    };
    task._textDivs.push(textDiv);
    if (isAllWhitespace(geom.str)) {
      textDivProperties.isWhitespace = true;
      task._textDivProperties.set(textDiv, textDivProperties);
      return;
    }
    var tx = Util.transform(task._viewport.transform, geom.transform);
    var angle = Math.atan2(tx[1], tx[0]);
    var style = styles[geom.fontName];
    if (style.vertical) {
      angle += Math.PI / 2;
    }
    var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
    var fontAscent = fontHeight;
    if (style.ascent) {
      fontAscent = style.ascent * fontAscent;
    } else if (style.descent) {
      fontAscent = (1 + style.descent) * fontAscent;
    }
    var left;
    var top;
    if (angle === 0) {
      left = tx[4];
      top = tx[5] - fontAscent;
    } else {
      left = tx[4] + fontAscent * Math.sin(angle);
      top = tx[5] - fontAscent * Math.cos(angle);
    }
    styleBuf[1] = left;
    styleBuf[3] = top;
    styleBuf[5] = fontHeight;
    styleBuf[7] = style.fontFamily;
    textDivProperties.style = styleBuf.join('');
    textDiv.setAttribute('style', textDivProperties.style);
    textDiv.textContent = geom.str;
    if (getDefaultSetting('pdfBug')) {
      textDiv.dataset.fontName = geom.fontName;
    }
    if (angle !== 0) {
      textDivProperties.angle = angle * (180 / Math.PI);
    }
    if (geom.str.length > 1) {
      if (style.vertical) {
        textDivProperties.canvasWidth = geom.height * task._viewport.scale;
      } else {
        textDivProperties.canvasWidth = geom.width * task._viewport.scale;
      }
    }
    task._textDivProperties.set(textDiv, textDivProperties);
    if (task._enhanceTextSelection) {
      var angleCos = 1,
          angleSin = 0;
      if (angle !== 0) {
        angleCos = Math.cos(angle);
        angleSin = Math.sin(angle);
      }
      var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
      var divHeight = fontHeight;
      var m, b;
      if (angle !== 0) {
        m = [angleCos, angleSin, -angleSin, angleCos, left, top];
        b = Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m);
      } else {
        b = [left, top, left + divWidth, top + divHeight];
      }
      task._bounds.push({
        left: b[0],
        top: b[1],
        right: b[2],
        bottom: b[3],
        div: textDiv,
        size: [divWidth, divHeight],
        m: m
      });
    }
  }
  function render(task) {
    if (task._canceled) {
      return;
    }
    var textLayerFrag = task._container;
    var textDivs = task._textDivs;
    var capability = task._capability;
    var textDivsLength = textDivs.length;
    if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
      task._renderingDone = true;
      capability.resolve();
      return;
    }
    var canvas = document.createElement('canvas');
    canvas.mozOpaque = true;
    var ctx = canvas.getContext('2d', { alpha: false });
    var lastFontSize;
    var lastFontFamily;
    for (var i = 0; i < textDivsLength; i++) {
      var textDiv = textDivs[i];
      var textDivProperties = task._textDivProperties.get(textDiv);
      if (textDivProperties.isWhitespace) {
        continue;
      }
      var fontSize = textDiv.style.fontSize;
      var fontFamily = textDiv.style.fontFamily;
      if (fontSize !== lastFontSize || fontFamily !== lastFontFamily) {
        ctx.font = fontSize + ' ' + fontFamily;
        lastFontSize = fontSize;
        lastFontFamily = fontFamily;
      }
      var width = ctx.measureText(textDiv.textContent).width;
      textLayerFrag.appendChild(textDiv);
      var transform = '';
      if (textDivProperties.canvasWidth !== 0 && width > 0) {
        textDivProperties.scale = textDivProperties.canvasWidth / width;
        transform = 'scaleX(' + textDivProperties.scale + ')';
      }
      if (textDivProperties.angle !== 0) {
        transform = 'rotate(' + textDivProperties.angle + 'deg) ' + transform;
      }
      if (transform !== '') {
        textDivProperties.originalTransform = transform;
        CustomStyle.setProp('transform', textDiv, transform);
      }
      task._textDivProperties.set(textDiv, textDivProperties);
    }
    task._renderingDone = true;
    capability.resolve();
  }
  function expand(task) {
    var bounds = task._bounds;
    var viewport = task._viewport;
    var expanded = expandBounds(viewport.width, viewport.height, bounds);
    for (var i = 0; i < expanded.length; i++) {
      var div = bounds[i].div;
      var divProperties = task._textDivProperties.get(div);
      if (divProperties.angle === 0) {
        divProperties.paddingLeft = bounds[i].left - expanded[i].left;
        divProperties.paddingTop = bounds[i].top - expanded[i].top;
        divProperties.paddingRight = expanded[i].right - bounds[i].right;
        divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
        task._textDivProperties.set(div, divProperties);
        continue;
      }
      var e = expanded[i],
          b = bounds[i];
      var m = b.m,
          c = m[0],
          s = m[1];
      var points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size];
      var ts = new Float64Array(64);
      points.forEach(function (p, i) {
        var t = Util.applyTransform(p, m);
        ts[i + 0] = c && (e.left - t[0]) / c;
        ts[i + 4] = s && (e.top - t[1]) / s;
        ts[i + 8] = c && (e.right - t[0]) / c;
        ts[i + 12] = s && (e.bottom - t[1]) / s;
        ts[i + 16] = s && (e.left - t[0]) / -s;
        ts[i + 20] = c && (e.top - t[1]) / c;
        ts[i + 24] = s && (e.right - t[0]) / -s;
        ts[i + 28] = c && (e.bottom - t[1]) / c;
        ts[i + 32] = c && (e.left - t[0]) / -c;
        ts[i + 36] = s && (e.top - t[1]) / -s;
        ts[i + 40] = c && (e.right - t[0]) / -c;
        ts[i + 44] = s && (e.bottom - t[1]) / -s;
        ts[i + 48] = s && (e.left - t[0]) / s;
        ts[i + 52] = c && (e.top - t[1]) / -c;
        ts[i + 56] = s && (e.right - t[0]) / s;
        ts[i + 60] = c && (e.bottom - t[1]) / -c;
      });
      var findPositiveMin = function (ts, offset, count) {
        var result = 0;
        for (var i = 0; i < count; i++) {
          var t = ts[offset++];
          if (t > 0) {
            result = result ? Math.min(t, result) : t;
          }
        }
        return result;
      };
      var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
      divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
      divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
      divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
      divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
      task._textDivProperties.set(div, divProperties);
    }
  }
  function expandBounds(width, height, boxes) {
    var bounds = boxes.map(function (box, i) {
      return {
        x1: box.left,
        y1: box.top,
        x2: box.right,
        y2: box.bottom,
        index: i,
        x1New: undefined,
        x2New: undefined
      };
    });
    expandBoundsLTR(width, bounds);
    var expanded = new Array(boxes.length);
    bounds.forEach(function (b) {
      var i = b.index;
      expanded[i] = {
        left: b.x1New,
        top: 0,
        right: b.x2New,
        bottom: 0
      };
    });
    boxes.map(function (box, i) {
      var e = expanded[i],
          b = bounds[i];
      b.x1 = box.top;
      b.y1 = width - e.right;
      b.x2 = box.bottom;
      b.y2 = width - e.left;
      b.index = i;
      b.x1New = undefined;
      b.x2New = undefined;
    });
    expandBoundsLTR(height, bounds);
    bounds.forEach(function (b) {
      var i = b.index;
      expanded[i].top = b.x1New;
      expanded[i].bottom = b.x2New;
    });
    return expanded;
  }
  function expandBoundsLTR(width, bounds) {
    bounds.sort(function (a, b) {
      return a.x1 - b.x1 || a.index - b.index;
    });
    var fakeBoundary = {
      x1: -Infinity,
      y1: -Infinity,
      x2: 0,
      y2: Infinity,
      index: -1,
      x1New: 0,
      x2New: 0
    };
    var horizon = [{
      start: -Infinity,
      end: Infinity,
      boundary: fakeBoundary
    }];
    bounds.forEach(function (boundary) {
      var i = 0;
      while (i < horizon.length && horizon[i].end <= boundary.y1) {
        i++;
      }
      var j = horizon.length - 1;
      while (j >= 0 && horizon[j].start >= boundary.y2) {
        j--;
      }
      var horizonPart, affectedBoundary;
      var q,
          k,
          maxXNew = -Infinity;
      for (q = i; q <= j; q++) {
        horizonPart = horizon[q];
        affectedBoundary = horizonPart.boundary;
        var xNew;
        if (affectedBoundary.x2 > boundary.x1) {
          xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
        } else if (affectedBoundary.x2New === undefined) {
          xNew = (affectedBoundary.x2 + boundary.x1) / 2;
        } else {
          xNew = affectedBoundary.x2New;
        }
        if (xNew > maxXNew) {
          maxXNew = xNew;
        }
      }
      boundary.x1New = maxXNew;
      for (q = i; q <= j; q++) {
        horizonPart = horizon[q];
        affectedBoundary = horizonPart.boundary;
        if (affectedBoundary.x2New === undefined) {
          if (affectedBoundary.x2 > boundary.x1) {
            if (affectedBoundary.index > boundary.index) {
              affectedBoundary.x2New = affectedBoundary.x2;
            }
          } else {
            affectedBoundary.x2New = maxXNew;
          }
        } else if (affectedBoundary.x2New > maxXNew) {
          affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
        }
      }
      var changedHorizon = [],
          lastBoundary = null;
      for (q = i; q <= j; q++) {
        horizonPart = horizon[q];
        affectedBoundary = horizonPart.boundary;
        var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
        if (lastBoundary === useBoundary) {
          changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
        } else {
          changedHorizon.push({
            start: horizonPart.start,
            end: horizonPart.end,
            boundary: useBoundary
          });
          lastBoundary = useBoundary;
        }
      }
      if (horizon[i].start < boundary.y1) {
        changedHorizon[0].start = boundary.y1;
        changedHorizon.unshift({
          start: horizon[i].start,
          end: boundary.y1,
          boundary: horizon[i].boundary
        });
      }
      if (boundary.y2 < horizon[j].end) {
        changedHorizon[changedHorizon.length - 1].end = boundary.y2;
        changedHorizon.push({
          start: boundary.y2,
          end: horizon[j].end,
          boundary: horizon[j].boundary
        });
      }
      for (q = i; q <= j; q++) {
        horizonPart = horizon[q];
        affectedBoundary = horizonPart.boundary;
        if (affectedBoundary.x2New !== undefined) {
          continue;
        }
        var used = false;
        for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
          used = horizon[k].boundary === affectedBoundary;
        }
        for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
          used = horizon[k].boundary === affectedBoundary;
        }
        for (k = 0; !used && k < changedHorizon.length; k++) {
          used = changedHorizon[k].boundary === affectedBoundary;
        }
        if (!used) {
          affectedBoundary.x2New = maxXNew;
        }
      }
      Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon));
    });
    horizon.forEach(function (horizonPart) {
      var affectedBoundary = horizonPart.boundary;
      if (affectedBoundary.x2New === undefined) {
        affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
      }
    });
  }
  function TextLayerRenderTask(textContent, container, viewport, textDivs, enhanceTextSelection) {
    this._textContent = textContent;
    this._container = container;
    this._viewport = viewport;
    this._textDivs = textDivs || [];
    this._textDivProperties = new WeakMap();
    this._renderingDone = false;
    this._canceled = false;
    this._capability = createPromiseCapability();
    this._renderTimer = null;
    this._bounds = [];
    this._enhanceTextSelection = !!enhanceTextSelection;
  }
  TextLayerRenderTask.prototype = {
    get promise() {
      return this._capability.promise;
    },
    cancel: function TextLayer_cancel() {
      this._canceled = true;
      if (this._renderTimer !== null) {
        clearTimeout(this._renderTimer);
        this._renderTimer = null;
      }
      this._capability.reject('canceled');
    },
    _render: function TextLayer_render(timeout) {
      var textItems = this._textContent.items;
      var textStyles = this._textContent.styles;
      for (var i = 0, len = textItems.length; i < len; i++) {
        appendText(this, textItems[i], textStyles);
      }
      if (!timeout) {
        render(this);
      } else {
        var self = this;
        this._renderTimer = setTimeout(function () {
          render(self);
          self._renderTimer = null;
        }, timeout);
      }
    },
    expandTextDivs: function TextLayer_expandTextDivs(expandDivs) {
      if (!this._enhanceTextSelection || !this._renderingDone) {
        return;
      }
      if (this._bounds !== null) {
        expand(this);
        this._bounds = null;
      }
      for (var i = 0, ii = this._textDivs.length; i < ii; i++) {
        var div = this._textDivs[i];
        var divProperties = this._textDivProperties.get(div);
        if (divProperties.isWhitespace) {
          continue;
        }
        if (expandDivs) {
          var transform = '',
              padding = '';
          if (divProperties.scale !== 1) {
            transform = 'scaleX(' + divProperties.scale + ')';
          }
          if (divProperties.angle !== 0) {
            transform = 'rotate(' + divProperties.angle + 'deg) ' + transform;
          }
          if (divProperties.paddingLeft !== 0) {
            padding += ' padding-left: ' + divProperties.paddingLeft / divProperties.scale + 'px;';
            transform += ' translateX(' + -divProperties.paddingLeft / divProperties.scale + 'px)';
          }
          if (divProperties.paddingTop !== 0) {
            padding += ' padding-top: ' + divProperties.paddingTop + 'px;';
            transform += ' translateY(' + -divProperties.paddingTop + 'px)';
          }
          if (divProperties.paddingRight !== 0) {
            padding += ' padding-right: ' + divProperties.paddingRight / divProperties.scale + 'px;';
          }
          if (divProperties.paddingBottom !== 0) {
            padding += ' padding-bottom: ' + divProperties.paddingBottom + 'px;';
          }
          if (padding !== '') {
            div.setAttribute('style', divProperties.style + padding);
          }
          if (transform !== '') {
            CustomStyle.setProp('transform', div, transform);
          }
        } else {
          div.style.padding = 0;
          CustomStyle.setProp('transform', div, divProperties.originalTransform || '');
        }
      }
    }
  };
  function renderTextLayer(renderParameters) {
    var task = new TextLayerRenderTask(renderParameters.textContent, renderParameters.container, renderParameters.viewport, renderParameters.textDivs, renderParameters.enhanceTextSelection);
    task._render(renderParameters.timeout);
    return task;
  }
  return renderTextLayer;
}();
exports.renderTextLayer = renderTextLayer;

/***/ }),
/* 6 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var g;
g = function () {
  return this;
}();
try {
  g = g || Function("return this")() || (1, eval)("this");
} catch (e) {
  if (typeof window === "object") g = window;
}
module.exports = g;

/***/ }),
/* 7 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var error = sharedUtil.error;
function fixMetadata(meta) {
  return meta.replace(/>\\376\\377([^<]+)/g, function (all, codes) {
    var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
      return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
    });
    var chars = '';
    for (var i = 0; i < bytes.length; i += 2) {
      var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
      chars += code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38 ? String.fromCharCode(code) : '&#x' + (0x10000 + code).toString(16).substring(1) + ';';
    }
    return '>' + chars;
  });
}
function Metadata(meta) {
  if (typeof meta === 'string') {
    meta = fixMetadata(meta);
    var parser = new DOMParser();
    meta = parser.parseFromString(meta, 'application/xml');
  } else if (!(meta instanceof Document)) {
    error('Metadata: Invalid metadata object');
  }
  this.metaDocument = meta;
  this.metadata = Object.create(null);
  this.parse();
}
Metadata.prototype = {
  parse: function Metadata_parse() {
    var doc = this.metaDocument;
    var rdf = doc.documentElement;
    if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
      rdf = rdf.firstChild;
      while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
        rdf = rdf.nextSibling;
      }
    }
    var nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
    if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
      return;
    }
    var children = rdf.childNodes,
        desc,
        entry,
        name,
        i,
        ii,
        length,
        iLength;
    for (i = 0, length = children.length; i < length; i++) {
      desc = children[i];
      if (desc.nodeName.toLowerCase() !== 'rdf:description') {
        continue;
      }
      for (ii = 0, iLength = desc.childNodes.length; ii < iLength; ii++) {
        if (desc.childNodes[ii].nodeName.toLowerCase() !== '#text') {
          entry = desc.childNodes[ii];
          name = entry.nodeName.toLowerCase();
          this.metadata[name] = entry.textContent.trim();
        }
      }
    }
  },
  get: function Metadata_get(name) {
    return this.metadata[name] || null;
  },
  has: function Metadata_has(name) {
    return typeof this.metadata[name] !== 'undefined';
  }
};
exports.Metadata = Metadata;

/***/ }),
/* 8 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayDOMUtils = __w_pdfjs_require__(1);
var shadow = sharedUtil.shadow;
var getDefaultSetting = displayDOMUtils.getDefaultSetting;
var WebGLUtils = function WebGLUtilsClosure() {
  function loadShader(gl, code, shaderType) {
    var shader = gl.createShader(shaderType);
    gl.shaderSource(shader, code);
    gl.compileShader(shader);
    var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
    if (!compiled) {
      var errorMsg = gl.getShaderInfoLog(shader);
      throw new Error('Error during shader compilation: ' + errorMsg);
    }
    return shader;
  }
  function createVertexShader(gl, code) {
    return loadShader(gl, code, gl.VERTEX_SHADER);
  }
  function createFragmentShader(gl, code) {
    return loadShader(gl, code, gl.FRAGMENT_SHADER);
  }
  function createProgram(gl, shaders) {
    var program = gl.createProgram();
    for (var i = 0, ii = shaders.length; i < ii; ++i) {
      gl.attachShader(program, shaders[i]);
    }
    gl.linkProgram(program);
    var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
    if (!linked) {
      var errorMsg = gl.getProgramInfoLog(program);
      throw new Error('Error during program linking: ' + errorMsg);
    }
    return program;
  }
  function createTexture(gl, image, textureId) {
    gl.activeTexture(textureId);
    var texture = gl.createTexture();
    gl.bindTexture(gl.TEXTURE_2D, texture);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
    gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
    return texture;
  }
  var currentGL, currentCanvas;
  function generateGL() {
    if (currentGL) {
      return;
    }
    currentCanvas = document.createElement('canvas');
    currentGL = currentCanvas.getContext('webgl', { premultipliedalpha: false });
  }
  var smaskVertexShaderCode = '\
  attribute vec2 a_position;                                    \
  attribute vec2 a_texCoord;                                    \
                                                                \
  uniform vec2 u_resolution;                                    \
                                                                \
  varying vec2 v_texCoord;                                      \
                                                                \
  void main() {                                                 \
    vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0;   \
    gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);          \
                                                                \
    v_texCoord = a_texCoord;                                    \
  }                                                             ';
  var smaskFragmentShaderCode = '\
  precision mediump float;                                      \
                                                                \
  uniform vec4 u_backdrop;                                      \
  uniform int u_subtype;                                        \
  uniform sampler2D u_image;                                    \
  uniform sampler2D u_mask;                                     \
                                                                \
  varying vec2 v_texCoord;                                      \
                                                                \
  void main() {                                                 \
    vec4 imageColor = texture2D(u_image, v_texCoord);           \
    vec4 maskColor = texture2D(u_mask, v_texCoord);             \
    if (u_backdrop.a > 0.0) {                                   \
      maskColor.rgb = maskColor.rgb * maskColor.a +             \
                      u_backdrop.rgb * (1.0 - maskColor.a);     \
    }                                                           \
    float lum;                                                  \
    if (u_subtype == 0) {                                       \
      lum = maskColor.a;                                        \
    } else {                                                    \
      lum = maskColor.r * 0.3 + maskColor.g * 0.59 +            \
            maskColor.b * 0.11;                                 \
    }                                                           \
    imageColor.a *= lum;                                        \
    imageColor.rgb *= imageColor.a;                             \
    gl_FragColor = imageColor;                                  \
  }                                                             ';
  var smaskCache = null;
  function initSmaskGL() {
    var canvas, gl;
    generateGL();
    canvas = currentCanvas;
    currentCanvas = null;
    gl = currentGL;
    currentGL = null;
    var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
    var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
    var program = createProgram(gl, [vertexShader, fragmentShader]);
    gl.useProgram(program);
    var cache = {};
    cache.gl = gl;
    cache.canvas = canvas;
    cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
    cache.positionLocation = gl.getAttribLocation(program, 'a_position');
    cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
    cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
    var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
    var texLayerLocation = gl.getUniformLocation(program, 'u_image');
    var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
    var texCoordBuffer = gl.createBuffer();
    gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
    gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW);
    gl.enableVertexAttribArray(texCoordLocation);
    gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
    gl.uniform1i(texLayerLocation, 0);
    gl.uniform1i(texMaskLocation, 1);
    smaskCache = cache;
  }
  function composeSMask(layer, mask, properties) {
    var width = layer.width,
        height = layer.height;
    if (!smaskCache) {
      initSmaskGL();
    }
    var cache = smaskCache,
        canvas = cache.canvas,
        gl = cache.gl;
    canvas.width = width;
    canvas.height = height;
    gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
    gl.uniform2f(cache.resolutionLocation, width, height);
    if (properties.backdrop) {
      gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
    } else {
      gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
    }
    gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
    var texture = createTexture(gl, layer, gl.TEXTURE0);
    var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
    var buffer = gl.createBuffer();
    gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
    gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW);
    gl.enableVertexAttribArray(cache.positionLocation);
    gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
    gl.clearColor(0, 0, 0, 0);
    gl.enable(gl.BLEND);
    gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
    gl.clear(gl.COLOR_BUFFER_BIT);
    gl.drawArrays(gl.TRIANGLES, 0, 6);
    gl.flush();
    gl.deleteTexture(texture);
    gl.deleteTexture(maskTexture);
    gl.deleteBuffer(buffer);
    return canvas;
  }
  var figuresVertexShaderCode = '\
  attribute vec2 a_position;                                    \
  attribute vec3 a_color;                                       \
                                                                \
  uniform vec2 u_resolution;                                    \
  uniform vec2 u_scale;                                         \
  uniform vec2 u_offset;                                        \
                                                                \
  varying vec4 v_color;                                         \
                                                                \
  void main() {                                                 \
    vec2 position = (a_position + u_offset) * u_scale;          \
    vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0;     \
    gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);          \
                                                                \
    v_color = vec4(a_color / 255.0, 1.0);                       \
  }                                                             ';
  var figuresFragmentShaderCode = '\
  precision mediump float;                                      \
                                                                \
  varying vec4 v_color;                                         \
                                                                \
  void main() {                                                 \
    gl_FragColor = v_color;                                     \
  }                                                             ';
  var figuresCache = null;
  function initFiguresGL() {
    var canvas, gl;
    generateGL();
    canvas = currentCanvas;
    currentCanvas = null;
    gl = currentGL;
    currentGL = null;
    var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
    var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
    var program = createProgram(gl, [vertexShader, fragmentShader]);
    gl.useProgram(program);
    var cache = {};
    cache.gl = gl;
    cache.canvas = canvas;
    cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
    cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
    cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
    cache.positionLocation = gl.getAttribLocation(program, 'a_position');
    cache.colorLocation = gl.getAttribLocation(program, 'a_color');
    figuresCache = cache;
  }
  function drawFigures(width, height, backgroundColor, figures, context) {
    if (!figuresCache) {
      initFiguresGL();
    }
    var cache = figuresCache,
        canvas = cache.canvas,
        gl = cache.gl;
    canvas.width = width;
    canvas.height = height;
    gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
    gl.uniform2f(cache.resolutionLocation, width, height);
    var count = 0;
    var i, ii, rows;
    for (i = 0, ii = figures.length; i < ii; i++) {
      switch (figures[i].type) {
        case 'lattice':
          rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
          count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
          break;
        case 'triangles':
          count += figures[i].coords.length;
          break;
      }
    }
    var coords = new Float32Array(count * 2);
    var colors = new Uint8Array(count * 3);
    var coordsMap = context.coords,
        colorsMap = context.colors;
    var pIndex = 0,
        cIndex = 0;
    for (i = 0, ii = figures.length; i < ii; i++) {
      var figure = figures[i],
          ps = figure.coords,
          cs = figure.colors;
      switch (figure.type) {
        case 'lattice':
          var cols = figure.verticesPerRow;
          rows = ps.length / cols | 0;
          for (var row = 1; row < rows; row++) {
            var offset = row * cols + 1;
            for (var col = 1; col < cols; col++, offset++) {
              coords[pIndex] = coordsMap[ps[offset - cols - 1]];
              coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
              coords[pIndex + 2] = coordsMap[ps[offset - cols]];
              coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
              coords[pIndex + 4] = coordsMap[ps[offset - 1]];
              coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
              colors[cIndex] = colorsMap[cs[offset - cols - 1]];
              colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
              colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
              colors[cIndex + 3] = colorsMap[cs[offset - cols]];
              colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
              colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
              colors[cIndex + 6] = colorsMap[cs[offset - 1]];
              colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
              colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
              coords[pIndex + 6] = coords[pIndex + 2];
              coords[pIndex + 7] = coords[pIndex + 3];
              coords[pIndex + 8] = coords[pIndex + 4];
              coords[pIndex + 9] = coords[pIndex + 5];
              coords[pIndex + 10] = coordsMap[ps[offset]];
              coords[pIndex + 11] = coordsMap[ps[offset] + 1];
              colors[cIndex + 9] = colors[cIndex + 3];
              colors[cIndex + 10] = colors[cIndex + 4];
              colors[cIndex + 11] = colors[cIndex + 5];
              colors[cIndex + 12] = colors[cIndex + 6];
              colors[cIndex + 13] = colors[cIndex + 7];
              colors[cIndex + 14] = colors[cIndex + 8];
              colors[cIndex + 15] = colorsMap[cs[offset]];
              colors[cIndex + 16] = colorsMap[cs[offset] + 1];
              colors[cIndex + 17] = colorsMap[cs[offset] + 2];
              pIndex += 12;
              cIndex += 18;
            }
          }
          break;
        case 'triangles':
          for (var j = 0, jj = ps.length; j < jj; j++) {
            coords[pIndex] = coordsMap[ps[j]];
            coords[pIndex + 1] = coordsMap[ps[j] + 1];
            colors[cIndex] = colorsMap[cs[j]];
            colors[cIndex + 1] = colorsMap[cs[j] + 1];
            colors[cIndex + 2] = colorsMap[cs[j] + 2];
            pIndex += 2;
            cIndex += 3;
          }
          break;
      }
    }
    if (backgroundColor) {
      gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
    } else {
      gl.clearColor(0, 0, 0, 0);
    }
    gl.clear(gl.COLOR_BUFFER_BIT);
    var coordsBuffer = gl.createBuffer();
    gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
    gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
    gl.enableVertexAttribArray(cache.positionLocation);
    gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
    var colorsBuffer = gl.createBuffer();
    gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
    gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
    gl.enableVertexAttribArray(cache.colorLocation);
    gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
    gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
    gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
    gl.drawArrays(gl.TRIANGLES, 0, count);
    gl.flush();
    gl.deleteBuffer(coordsBuffer);
    gl.deleteBuffer(colorsBuffer);
    return canvas;
  }
  function cleanup() {
    if (smaskCache && smaskCache.canvas) {
      smaskCache.canvas.width = 0;
      smaskCache.canvas.height = 0;
    }
    if (figuresCache && figuresCache.canvas) {
      figuresCache.canvas.width = 0;
      figuresCache.canvas.height = 0;
    }
    smaskCache = null;
    figuresCache = null;
  }
  return {
    get isEnabled() {
      if (getDefaultSetting('disableWebGL')) {
        return false;
      }
      var enabled = false;
      try {
        generateGL();
        enabled = !!currentGL;
      } catch (e) {}
      return shadow(this, 'isEnabled', enabled);
    },
    composeSMask: composeSMask,
    drawFigures: drawFigures,
    clear: cleanup
  };
}();
exports.WebGLUtils = WebGLUtils;

/***/ }),
/* 9 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayDOMUtils = __w_pdfjs_require__(1);
var displayAPI = __w_pdfjs_require__(3);
var displayAnnotationLayer = __w_pdfjs_require__(2);
var displayTextLayer = __w_pdfjs_require__(5);
var displayMetadata = __w_pdfjs_require__(7);
var displaySVG = __w_pdfjs_require__(4);
var globalScope = sharedUtil.globalScope;
var deprecated = sharedUtil.deprecated;
var warn = sharedUtil.warn;
var LinkTarget = displayDOMUtils.LinkTarget;
var DEFAULT_LINK_REL = displayDOMUtils.DEFAULT_LINK_REL;
var isWorker = typeof window === 'undefined';
if (!globalScope.PDFJS) {
  globalScope.PDFJS = {};
}
var PDFJS = globalScope.PDFJS;
PDFJS.version = '1.8.188';
PDFJS.build = 'ad1023ff';
PDFJS.pdfBug = false;
if (PDFJS.verbosity !== undefined) {
  sharedUtil.setVerbosityLevel(PDFJS.verbosity);
}
delete PDFJS.verbosity;
Object.defineProperty(PDFJS, 'verbosity', {
  get: function () {
    return sharedUtil.getVerbosityLevel();
  },
  set: function (level) {
    sharedUtil.setVerbosityLevel(level);
  },
  enumerable: true,
  configurable: true
});
PDFJS.VERBOSITY_LEVELS = sharedUtil.VERBOSITY_LEVELS;
PDFJS.OPS = sharedUtil.OPS;
PDFJS.UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES;
PDFJS.isValidUrl = displayDOMUtils.isValidUrl;
PDFJS.shadow = sharedUtil.shadow;
PDFJS.createBlob = sharedUtil.createBlob;
PDFJS.createObjectURL = function PDFJS_createObjectURL(data, contentType) {
  return sharedUtil.createObjectURL(data, contentType, PDFJS.disableCreateObjectURL);
};
Object.defineProperty(PDFJS, 'isLittleEndian', {
  configurable: true,
  get: function PDFJS_isLittleEndian() {
    var value = sharedUtil.isLittleEndian();
    return sharedUtil.shadow(PDFJS, 'isLittleEndian', value);
  }
});
PDFJS.removeNullCharacters = sharedUtil.removeNullCharacters;
PDFJS.PasswordResponses = sharedUtil.PasswordResponses;
PDFJS.PasswordException = sharedUtil.PasswordException;
PDFJS.UnknownErrorException = sharedUtil.UnknownErrorException;
PDFJS.InvalidPDFException = sharedUtil.InvalidPDFException;
PDFJS.MissingPDFException = sharedUtil.MissingPDFException;
PDFJS.UnexpectedResponseException = sharedUtil.UnexpectedResponseException;
PDFJS.Util = sharedUtil.Util;
PDFJS.PageViewport = sharedUtil.PageViewport;
PDFJS.createPromiseCapability = sharedUtil.createPromiseCapability;
PDFJS.maxImageSize = PDFJS.maxImageSize === undefined ? -1 : PDFJS.maxImageSize;
PDFJS.cMapUrl = PDFJS.cMapUrl === undefined ? null : PDFJS.cMapUrl;
PDFJS.cMapPacked = PDFJS.cMapPacked === undefined ? false : PDFJS.cMapPacked;
PDFJS.disableFontFace = PDFJS.disableFontFace === undefined ? false : PDFJS.disableFontFace;
PDFJS.imageResourcesPath = PDFJS.imageResourcesPath === undefined ? '' : PDFJS.imageResourcesPath;
PDFJS.disableWorker = PDFJS.disableWorker === undefined ? false : PDFJS.disableWorker;
PDFJS.workerSrc = PDFJS.workerSrc === undefined ? null : PDFJS.workerSrc;
PDFJS.workerPort = PDFJS.workerPort === undefined ? null : PDFJS.workerPort;
PDFJS.disableRange = PDFJS.disableRange === undefined ? false : PDFJS.disableRange;
PDFJS.disableStream = PDFJS.disableStream === undefined ? false : PDFJS.disableStream;
PDFJS.disableAutoFetch = PDFJS.disableAutoFetch === undefined ? false : PDFJS.disableAutoFetch;
PDFJS.pdfBug = PDFJS.pdfBug === undefined ? false : PDFJS.pdfBug;
PDFJS.postMessageTransfers = PDFJS.postMessageTransfers === undefined ? true : PDFJS.postMessageTransfers;
PDFJS.disableCreateObjectURL = PDFJS.disableCreateObjectURL === undefined ? false : PDFJS.disableCreateObjectURL;
PDFJS.disableWebGL = PDFJS.disableWebGL === undefined ? true : PDFJS.disableWebGL;
PDFJS.externalLinkTarget = PDFJS.externalLinkTarget === undefined ? LinkTarget.NONE : PDFJS.externalLinkTarget;
PDFJS.externalLinkRel = PDFJS.externalLinkRel === undefined ? DEFAULT_LINK_REL : PDFJS.externalLinkRel;
PDFJS.isEvalSupported = PDFJS.isEvalSupported === undefined ? true : PDFJS.isEvalSupported;
PDFJS.pdfjsNext = PDFJS.pdfjsNext === undefined ? false : PDFJS.pdfjsNext;
var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow;
delete PDFJS.openExternalLinksInNewWindow;
Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', {
  get: function () {
    return PDFJS.externalLinkTarget === LinkTarget.BLANK;
  },
  set: function (value) {
    if (value) {
      deprecated('PDFJS.openExternalLinksInNewWindow, please use ' + '"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.');
    }
    if (PDFJS.externalLinkTarget !== LinkTarget.NONE) {
      warn('PDFJS.externalLinkTarget is already initialized');
      return;
    }
    PDFJS.externalLinkTarget = value ? LinkTarget.BLANK : LinkTarget.NONE;
  },
  enumerable: true,
  configurable: true
});
if (savedOpenExternalLinksInNewWindow) {
  PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow;
}
PDFJS.getDocument = displayAPI.getDocument;
PDFJS.PDFDataRangeTransport = displayAPI.PDFDataRangeTransport;
PDFJS.PDFWorker = displayAPI.PDFWorker;
Object.defineProperty(PDFJS, 'hasCanvasTypedArrays', {
  configurable: true,
  get: function PDFJS_hasCanvasTypedArrays() {
    var value = displayDOMUtils.hasCanvasTypedArrays();
    return sharedUtil.shadow(PDFJS, 'hasCanvasTypedArrays', value);
  }
});
PDFJS.CustomStyle = displayDOMUtils.CustomStyle;
PDFJS.LinkTarget = LinkTarget;
PDFJS.addLinkAttributes = displayDOMUtils.addLinkAttributes;
PDFJS.getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl;
PDFJS.isExternalLinkTargetSet = displayDOMUtils.isExternalLinkTargetSet;
PDFJS.AnnotationLayer = displayAnnotationLayer.AnnotationLayer;
PDFJS.renderTextLayer = displayTextLayer.renderTextLayer;
PDFJS.Metadata = displayMetadata.Metadata;
PDFJS.SVGGraphics = displaySVG.SVGGraphics;
PDFJS.UnsupportedManager = displayAPI._UnsupportedManager;
exports.globalScope = globalScope;
exports.isWorker = isWorker;
exports.PDFJS = globalScope.PDFJS;

/***/ }),
/* 10 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayDOMUtils = __w_pdfjs_require__(1);
var displayPatternHelper = __w_pdfjs_require__(12);
var displayWebGL = __w_pdfjs_require__(8);
var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
var ImageKind = sharedUtil.ImageKind;
var OPS = sharedUtil.OPS;
var TextRenderingMode = sharedUtil.TextRenderingMode;
var Uint32ArrayView = sharedUtil.Uint32ArrayView;
var Util = sharedUtil.Util;
var assert = sharedUtil.assert;
var info = sharedUtil.info;
var isNum = sharedUtil.isNum;
var isArray = sharedUtil.isArray;
var isLittleEndian = sharedUtil.isLittleEndian;
var error = sharedUtil.error;
var shadow = sharedUtil.shadow;
var warn = sharedUtil.warn;
var TilingPattern = displayPatternHelper.TilingPattern;
var getShadingPatternFromIR = displayPatternHelper.getShadingPatternFromIR;
var WebGLUtils = displayWebGL.WebGLUtils;
var hasCanvasTypedArrays = displayDOMUtils.hasCanvasTypedArrays;
var MIN_FONT_SIZE = 16;
var MAX_FONT_SIZE = 100;
var MAX_GROUP_SIZE = 4096;
var MIN_WIDTH_FACTOR = 0.65;
var COMPILE_TYPE3_GLYPHS = true;
var MAX_SIZE_TO_COMPILE = 1000;
var FULL_CHUNK_HEIGHT = 16;
var HasCanvasTypedArraysCached = {
  get value() {
    return shadow(HasCanvasTypedArraysCached, 'value', hasCanvasTypedArrays());
  }
};
var IsLittleEndianCached = {
  get value() {
    return shadow(IsLittleEndianCached, 'value', isLittleEndian());
  }
};
function addContextCurrentTransform(ctx) {
  if (!ctx.mozCurrentTransform) {
    ctx._originalSave = ctx.save;
    ctx._originalRestore = ctx.restore;
    ctx._originalRotate = ctx.rotate;
    ctx._originalScale = ctx.scale;
    ctx._originalTranslate = ctx.translate;
    ctx._originalTransform = ctx.transform;
    ctx._originalSetTransform = ctx.setTransform;
    ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
    ctx._transformStack = [];
    Object.defineProperty(ctx, 'mozCurrentTransform', {
      get: function getCurrentTransform() {
        return this._transformMatrix;
      }
    });
    Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
      get: function getCurrentTransformInverse() {
        var m = this._transformMatrix;
        var a = m[0],
            b = m[1],
            c = m[2],
            d = m[3],
            e = m[4],
            f = m[5];
        var ad_bc = a * d - b * c;
        var bc_ad = b * c - a * d;
        return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
      }
    });
    ctx.save = function ctxSave() {
      var old = this._transformMatrix;
      this._transformStack.push(old);
      this._transformMatrix = old.slice(0, 6);
      this._originalSave();
    };
    ctx.restore = function ctxRestore() {
      var prev = this._transformStack.pop();
      if (prev) {
        this._transformMatrix = prev;
        this._originalRestore();
      }
    };
    ctx.translate = function ctxTranslate(x, y) {
      var m = this._transformMatrix;
      m[4] = m[0] * x + m[2] * y + m[4];
      m[5] = m[1] * x + m[3] * y + m[5];
      this._originalTranslate(x, y);
    };
    ctx.scale = function ctxScale(x, y) {
      var m = this._transformMatrix;
      m[0] = m[0] * x;
      m[1] = m[1] * x;
      m[2] = m[2] * y;
      m[3] = m[3] * y;
      this._originalScale(x, y);
    };
    ctx.transform = function ctxTransform(a, b, c, d, e, f) {
      var m = this._transformMatrix;
      this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
      ctx._originalTransform(a, b, c, d, e, f);
    };
    ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
      this._transformMatrix = [a, b, c, d, e, f];
      ctx._originalSetTransform(a, b, c, d, e, f);
    };
    ctx.rotate = function ctxRotate(angle) {
      var cosValue = Math.cos(angle);
      var sinValue = Math.sin(angle);
      var m = this._transformMatrix;
      this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
      this._originalRotate(angle);
    };
  }
}
var CachedCanvases = function CachedCanvasesClosure() {
  function CachedCanvases(canvasFactory) {
    this.canvasFactory = canvasFactory;
    this.cache = Object.create(null);
  }
  CachedCanvases.prototype = {
    getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
      var canvasEntry;
      if (this.cache[id] !== undefined) {
        canvasEntry = this.cache[id];
        this.canvasFactory.reset(canvasEntry, width, height);
        canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
      } else {
        canvasEntry = this.canvasFactory.create(width, height);
        this.cache[id] = canvasEntry;
      }
      if (trackTransform) {
        addContextCurrentTransform(canvasEntry.context);
      }
      return canvasEntry;
    },
    clear: function () {
      for (var id in this.cache) {
        var canvasEntry = this.cache[id];
        this.canvasFactory.destroy(canvasEntry);
        delete this.cache[id];
      }
    }
  };
  return CachedCanvases;
}();
function compileType3Glyph(imgData) {
  var POINT_TO_PROCESS_LIMIT = 1000;
  var width = imgData.width,
      height = imgData.height;
  var i,
      j,
      j0,
      width1 = width + 1;
  var points = new Uint8Array(width1 * (height + 1));
  var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
  var lineSize = width + 7 & ~7,
      data0 = imgData.data;
  var data = new Uint8Array(lineSize * height),
      pos = 0,
      ii;
  for (i = 0, ii = data0.length; i < ii; i++) {
    var mask = 128,
        elem = data0[i];
    while (mask > 0) {
      data[pos++] = elem & mask ? 0 : 255;
      mask >>= 1;
    }
  }
  var count = 0;
  pos = 0;
  if (data[pos] !== 0) {
    points[0] = 1;
    ++count;
  }
  for (j = 1; j < width; j++) {
    if (data[pos] !== data[pos + 1]) {
      points[j] = data[pos] ? 2 : 1;
      ++count;
    }
    pos++;
  }
  if (data[pos] !== 0) {
    points[j] = 2;
    ++count;
  }
  for (i = 1; i < height; i++) {
    pos = i * lineSize;
    j0 = i * width1;
    if (data[pos - lineSize] !== data[pos]) {
      points[j0] = data[pos] ? 1 : 8;
      ++count;
    }
    var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
    for (j = 1; j < width; j++) {
      sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
      if (POINT_TYPES[sum]) {
        points[j0 + j] = POINT_TYPES[sum];
        ++count;
      }
      pos++;
    }
    if (data[pos - lineSize] !== data[pos]) {
      points[j0 + j] = data[pos] ? 2 : 4;
      ++count;
    }
    if (count > POINT_TO_PROCESS_LIMIT) {
      return null;
    }
  }
  pos = lineSize * (height - 1);
  j0 = i * width1;
  if (data[pos] !== 0) {
    points[j0] = 8;
    ++count;
  }
  for (j = 1; j < width; j++) {
    if (data[pos] !== data[pos + 1]) {
      points[j0 + j] = data[pos] ? 4 : 8;
      ++count;
    }
    pos++;
  }
  if (data[pos] !== 0) {
    points[j0 + j] = 4;
    ++count;
  }
  if (count > POINT_TO_PROCESS_LIMIT) {
    return null;
  }
  var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
  var outlines = [];
  for (i = 0; count && i <= height; i++) {
    var p = i * width1;
    var end = p + width;
    while (p < end && !points[p]) {
      p++;
    }
    if (p === end) {
      continue;
    }
    var coords = [p % width1, i];
    var type = points[p],
        p0 = p,
        pp;
    do {
      var step = steps[type];
      do {
        p += step;
      } while (!points[p]);
      pp = points[p];
      if (pp !== 5 && pp !== 10) {
        type = pp;
        points[p] = 0;
      } else {
        type = pp & 0x33 * type >> 4;
        points[p] &= type >> 2 | type << 2;
      }
      coords.push(p % width1);
      coords.push(p / width1 | 0);
      --count;
    } while (p0 !== p);
    outlines.push(coords);
    --i;
  }
  var drawOutline = function (c) {
    c.save();
    c.scale(1 / width, -1 / height);
    c.translate(0, -height);
    c.beginPath();
    for (var i = 0, ii = outlines.length; i < ii; i++) {
      var o = outlines[i];
      c.moveTo(o[0], o[1]);
      for (var j = 2, jj = o.length; j < jj; j += 2) {
        c.lineTo(o[j], o[j + 1]);
      }
    }
    c.fill();
    c.beginPath();
    c.restore();
  };
  return drawOutline;
}
var CanvasExtraState = function CanvasExtraStateClosure() {
  function CanvasExtraState(old) {
    this.alphaIsShape = false;
    this.fontSize = 0;
    this.fontSizeScale = 1;
    this.textMatrix = IDENTITY_MATRIX;
    this.textMatrixScale = 1;
    this.fontMatrix = FONT_IDENTITY_MATRIX;
    this.leading = 0;
    this.x = 0;
    this.y = 0;
    this.lineX = 0;
    this.lineY = 0;
    this.charSpacing = 0;
    this.wordSpacing = 0;
    this.textHScale = 1;
    this.textRenderingMode = TextRenderingMode.FILL;
    this.textRise = 0;
    this.fillColor = '#000000';
    this.strokeColor = '#000000';
    this.patternFill = false;
    this.fillAlpha = 1;
    this.strokeAlpha = 1;
    this.lineWidth = 1;
    this.activeSMask = null;
    this.resumeSMaskCtx = null;
    this.old = old;
  }
  CanvasExtraState.prototype = {
    clone: function CanvasExtraState_clone() {
      return Object.create(this);
    },
    setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
      this.x = x;
      this.y = y;
    }
  };
  return CanvasExtraState;
}();
var CanvasGraphics = function CanvasGraphicsClosure() {
  var EXECUTION_TIME = 15;
  var EXECUTION_STEPS = 10;
  function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, imageLayer) {
    this.ctx = canvasCtx;
    this.current = new CanvasExtraState();
    this.stateStack = [];
    this.pendingClip = null;
    this.pendingEOFill = false;
    this.res = null;
    this.xobjs = null;
    this.commonObjs = commonObjs;
    this.objs = objs;
    this.canvasFactory = canvasFactory;
    this.imageLayer = imageLayer;
    this.groupStack = [];
    this.processingType3 = null;
    this.baseTransform = null;
    this.baseTransformStack = [];
    this.groupLevel = 0;
    this.smaskStack = [];
    this.smaskCounter = 0;
    this.tempSMask = null;
    this.cachedCanvases = new CachedCanvases(this.canvasFactory);
    if (canvasCtx) {
      addContextCurrentTransform(canvasCtx);
    }
    this.cachedGetSinglePixelWidth = null;
  }
  function putBinaryImageData(ctx, imgData) {
    if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
      ctx.putImageData(imgData, 0, 0);
      return;
    }
    var height = imgData.height,
        width = imgData.width;
    var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
    var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
    var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
    var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
    var srcPos = 0,
        destPos;
    var src = imgData.data;
    var dest = chunkImgData.data;
    var i, j, thisChunkHeight, elemsInThisChunk;
    if (imgData.kind === ImageKind.GRAYSCALE_1BPP) {
      var srcLength = src.byteLength;
      var dest32 = HasCanvasTypedArraysCached.value ? new Uint32Array(dest.buffer) : new Uint32ArrayView(dest);
      var dest32DataLength = dest32.length;
      var fullSrcDiff = width + 7 >> 3;
      var white = 0xFFFFFFFF;
      var black = IsLittleEndianCached.value || !HasCanvasTypedArraysCached.value ? 0xFF000000 : 0x000000FF;
      for (i = 0; i < totalChunks; i++) {
        thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
        destPos = 0;
        for (j = 0; j < thisChunkHeight; j++) {
          var srcDiff = srcLength - srcPos;
          var k = 0;
          var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
          var kEndUnrolled = kEnd & ~7;
          var mask = 0;
          var srcByte = 0;
          for (; k < kEndUnrolled; k += 8) {
            srcByte = src[srcPos++];
            dest32[destPos++] = srcByte & 128 ? white : black;
            dest32[destPos++] = srcByte & 64 ? white : black;
            dest32[destPos++] = srcByte & 32 ? white : black;
            dest32[destPos++] = srcByte & 16 ? white : black;
            dest32[destPos++] = srcByte & 8 ? white : black;
            dest32[destPos++] = srcByte & 4 ? white : black;
            dest32[destPos++] = srcByte & 2 ? white : black;
            dest32[destPos++] = srcByte & 1 ? white : black;
          }
          for (; k < kEnd; k++) {
            if (mask === 0) {
              srcByte = src[srcPos++];
              mask = 128;
            }
            dest32[destPos++] = srcByte & mask ? white : black;
            mask >>= 1;
          }
        }
        while (destPos < dest32DataLength) {
          dest32[destPos++] = 0;
        }
        ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
      }
    } else if (imgData.kind === ImageKind.RGBA_32BPP) {
      j = 0;
      elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
      for (i = 0; i < fullChunks; i++) {
        dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
        srcPos += elemsInThisChunk;
        ctx.putImageData(chunkImgData, 0, j);
        j += FULL_CHUNK_HEIGHT;
      }
      if (i < totalChunks) {
        elemsInThisChunk = width * partialChunkHeight * 4;
        dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
        ctx.putImageData(chunkImgData, 0, j);
      }
    } else if (imgData.kind === ImageKind.RGB_24BPP) {
      thisChunkHeight = FULL_CHUNK_HEIGHT;
      elemsInThisChunk = width * thisChunkHeight;
      for (i = 0; i < totalChunks; i++) {
        if (i >= fullChunks) {
          thisChunkHeight = partialChunkHeight;
          elemsInThisChunk = width * thisChunkHeight;
        }
        destPos = 0;
        for (j = elemsInThisChunk; j--;) {
          dest[destPos++] = src[srcPos++];
          dest[destPos++] = src[srcPos++];
          dest[destPos++] = src[srcPos++];
          dest[destPos++] = 255;
        }
        ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
      }
    } else {
      error('bad image kind: ' + imgData.kind);
    }
  }
  function putBinaryImageMask(ctx, imgData) {
    var height = imgData.height,
        width = imgData.width;
    var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
    var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
    var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
    var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
    var srcPos = 0;
    var src = imgData.data;
    var dest = chunkImgData.data;
    for (var i = 0; i < totalChunks; i++) {
      var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
      var destPos = 3;
      for (var j = 0; j < thisChunkHeight; j++) {
        var mask = 0;
        for (var k = 0; k < width; k++) {
          if (!mask) {
            var elem = src[srcPos++];
            mask = 128;
          }
          dest[destPos] = elem & mask ? 0 : 255;
          destPos += 4;
          mask >>= 1;
        }
      }
      ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
    }
  }
  function copyCtxState(sourceCtx, destCtx) {
    var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font'];
    for (var i = 0, ii = properties.length; i < ii; i++) {
      var property = properties[i];
      if (sourceCtx[property] !== undefined) {
        destCtx[property] = sourceCtx[property];
      }
    }
    if (sourceCtx.setLineDash !== undefined) {
      destCtx.setLineDash(sourceCtx.getLineDash());
      destCtx.lineDashOffset = sourceCtx.lineDashOffset;
    }
  }
  function composeSMaskBackdrop(bytes, r0, g0, b0) {
    var length = bytes.length;
    for (var i = 3; i < length; i += 4) {
      var alpha = bytes[i];
      if (alpha === 0) {
        bytes[i - 3] = r0;
        bytes[i - 2] = g0;
        bytes[i - 1] = b0;
      } else if (alpha < 255) {
        var alpha_ = 255 - alpha;
        bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
        bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
        bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
      }
    }
  }
  function composeSMaskAlpha(maskData, layerData, transferMap) {
    var length = maskData.length;
    var scale = 1 / 255;
    for (var i = 3; i < length; i += 4) {
      var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
      layerData[i] = layerData[i] * alpha * scale | 0;
    }
  }
  function composeSMaskLuminosity(maskData, layerData, transferMap) {
    var length = maskData.length;
    for (var i = 3; i < length; i += 4) {
      var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
      layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
    }
  }
  function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
    var hasBackdrop = !!backdrop;
    var r0 = hasBackdrop ? backdrop[0] : 0;
    var g0 = hasBackdrop ? backdrop[1] : 0;
    var b0 = hasBackdrop ? backdrop[2] : 0;
    var composeFn;
    if (subtype === 'Luminosity') {
      composeFn = composeSMaskLuminosity;
    } else {
      composeFn = composeSMaskAlpha;
    }
    var PIXELS_TO_PROCESS = 1048576;
    var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
    for (var row = 0; row < height; row += chunkSize) {
      var chunkHeight = Math.min(chunkSize, height - row);
      var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
      var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
      if (hasBackdrop) {
        composeSMaskBackdrop(maskData.data, r0, g0, b0);
      }
      composeFn(maskData.data, layerData.data, transferMap);
      maskCtx.putImageData(layerData, 0, row);
    }
  }
  function composeSMask(ctx, smask, layerCtx) {
    var mask = smask.canvas;
    var maskCtx = smask.context;
    ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
    var backdrop = smask.backdrop || null;
    if (!smask.transferMap && WebGLUtils.isEnabled) {
      var composed = WebGLUtils.composeSMask(layerCtx.canvas, mask, {
        subtype: smask.subtype,
        backdrop: backdrop
      });
      ctx.setTransform(1, 0, 0, 1, 0, 0);
      ctx.drawImage(composed, smask.offsetX, smask.offsetY);
      return;
    }
    genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
    ctx.drawImage(mask, 0, 0);
  }
  var LINE_CAP_STYLES = ['butt', 'round', 'square'];
  var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
  var NORMAL_CLIP = {};
  var EO_CLIP = {};
  CanvasGraphics.prototype = {
    beginDrawing: function CanvasGraphics_beginDrawing(transform, viewport, transparency) {
      var width = this.ctx.canvas.width;
      var height = this.ctx.canvas.height;
      this.ctx.save();
      this.ctx.fillStyle = 'rgb(255, 255, 255)';
      this.ctx.fillRect(0, 0, width, height);
      this.ctx.restore();
      if (transparency) {
        var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
        this.compositeCtx = this.ctx;
        this.transparentCanvas = transparentCanvas.canvas;
        this.ctx = transparentCanvas.context;
        this.ctx.save();
        this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
      }
      this.ctx.save();
      if (transform) {
        this.ctx.transform.apply(this.ctx, transform);
      }
      this.ctx.transform.apply(this.ctx, viewport.transform);
      this.baseTransform = this.ctx.mozCurrentTransform.slice();
      if (this.imageLayer) {
        this.imageLayer.beginLayout();
      }
    },
    executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
      var argsArray = operatorList.argsArray;
      var fnArray = operatorList.fnArray;
      var i = executionStartIdx || 0;
      var argsArrayLen = argsArray.length;
      if (argsArrayLen === i) {
        return i;
      }
      var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
      var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
      var steps = 0;
      var commonObjs = this.commonObjs;
      var objs = this.objs;
      var fnId;
      while (true) {
        if (stepper !== undefined && i === stepper.nextBreakPoint) {
          stepper.breakIt(i, continueCallback);
          return i;
        }
        fnId = fnArray[i];
        if (fnId !== OPS.dependency) {
          this[fnId].apply(this, argsArray[i]);
        } else {
          var deps = argsArray[i];
          for (var n = 0, nn = deps.length; n < nn; n++) {
            var depObjId = deps[n];
            var common = depObjId[0] === 'g' && depObjId[1] === '_';
            var objsPool = common ? commonObjs : objs;
            if (!objsPool.isResolved(depObjId)) {
              objsPool.get(depObjId, continueCallback);
              return i;
            }
          }
        }
        i++;
        if (i === argsArrayLen) {
          return i;
        }
        if (chunkOperations && ++steps > EXECUTION_STEPS) {
          if (Date.now() > endTime) {
            continueCallback();
            return i;
          }
          steps = 0;
        }
      }
    },
    endDrawing: function CanvasGraphics_endDrawing() {
      if (this.current.activeSMask !== null) {
        this.endSMaskGroup();
      }
      this.ctx.restore();
      if (this.transparentCanvas) {
        this.ctx = this.compositeCtx;
        this.ctx.save();
        this.ctx.setTransform(1, 0, 0, 1, 0, 0);
        this.ctx.drawImage(this.transparentCanvas, 0, 0);
        this.ctx.restore();
        this.transparentCanvas = null;
      }
      this.cachedCanvases.clear();
      WebGLUtils.clear();
      if (this.imageLayer) {
        this.imageLayer.endLayout();
      }
    },
    setLineWidth: function CanvasGraphics_setLineWidth(width) {
      this.current.lineWidth = width;
      this.ctx.lineWidth = width;
    },
    setLineCap: function CanvasGraphics_setLineCap(style) {
      this.ctx.lineCap = LINE_CAP_STYLES[style];
    },
    setLineJoin: function CanvasGraphics_setLineJoin(style) {
      this.ctx.lineJoin = LINE_JOIN_STYLES[style];
    },
    setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
      this.ctx.miterLimit = limit;
    },
    setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
      var ctx = this.ctx;
      if (ctx.setLineDash !== undefined) {
        ctx.setLineDash(dashArray);
        ctx.lineDashOffset = dashPhase;
      }
    },
    setRenderingIntent: function CanvasGraphics_setRenderingIntent(intent) {},
    setFlatness: function CanvasGraphics_setFlatness(flatness) {},
    setGState: function CanvasGraphics_setGState(states) {
      for (var i = 0, ii = states.length; i < ii; i++) {
        var state = states[i];
        var key = state[0];
        var value = state[1];
        switch (key) {
          case 'LW':
            this.setLineWidth(value);
            break;
          case 'LC':
            this.setLineCap(value);
            break;
          case 'LJ':
            this.setLineJoin(value);
            break;
          case 'ML':
            this.setMiterLimit(value);
            break;
          case 'D':
            this.setDash(value[0], value[1]);
            break;
          case 'RI':
            this.setRenderingIntent(value);
            break;
          case 'FL':
            this.setFlatness(value);
            break;
          case 'Font':
            this.setFont(value[0], value[1]);
            break;
          case 'CA':
            this.current.strokeAlpha = state[1];
            break;
          case 'ca':
            this.current.fillAlpha = state[1];
            this.ctx.globalAlpha = state[1];
            break;
          case 'BM':
            this.ctx.globalCompositeOperation = value;
            break;
          case 'SMask':
            if (this.current.activeSMask) {
              if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
                this.suspendSMaskGroup();
              } else {
                this.endSMaskGroup();
              }
            }
            this.current.activeSMask = value ? this.tempSMask : null;
            if (this.current.activeSMask) {
              this.beginSMaskGroup();
            }
            this.tempSMask = null;
            break;
        }
      }
    },
    beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
      var activeSMask = this.current.activeSMask;
      var drawnWidth = activeSMask.canvas.width;
      var drawnHeight = activeSMask.canvas.height;
      var cacheId = 'smaskGroupAt' + this.groupLevel;
      var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
      var currentCtx = this.ctx;
      var currentTransform = currentCtx.mozCurrentTransform;
      this.ctx.save();
      var groupCtx = scratchCanvas.context;
      groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
      groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
      groupCtx.transform.apply(groupCtx, currentTransform);
      activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
      copyCtxState(currentCtx, groupCtx);
      this.ctx = groupCtx;
      this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
      this.groupStack.push(currentCtx);
      this.groupLevel++;
    },
    suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
      var groupCtx = this.ctx;
      this.groupLevel--;
      this.ctx = this.groupStack.pop();
      composeSMask(this.ctx, this.current.activeSMask, groupCtx);
      this.ctx.restore();
      this.ctx.save();
      copyCtxState(groupCtx, this.ctx);
      this.current.resumeSMaskCtx = groupCtx;
      var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
      this.ctx.transform.apply(this.ctx, deltaTransform);
      groupCtx.save();
      groupCtx.setTransform(1, 0, 0, 1, 0, 0);
      groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
      groupCtx.restore();
    },
    resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
      var groupCtx = this.current.resumeSMaskCtx;
      var currentCtx = this.ctx;
      this.ctx = groupCtx;
      this.groupStack.push(currentCtx);
      this.groupLevel++;
    },
    endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
      var groupCtx = this.ctx;
      this.groupLevel--;
      this.ctx = this.groupStack.pop();
      composeSMask(this.ctx, this.current.activeSMask, groupCtx);
      this.ctx.restore();
      copyCtxState(groupCtx, this.ctx);
      var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
      this.ctx.transform.apply(this.ctx, deltaTransform);
    },
    save: function CanvasGraphics_save() {
      this.ctx.save();
      var old = this.current;
      this.stateStack.push(old);
      this.current = old.clone();
      this.current.resumeSMaskCtx = null;
    },
    restore: function CanvasGraphics_restore() {
      if (this.current.resumeSMaskCtx) {
        this.resumeSMaskGroup();
      }
      if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
        this.endSMaskGroup();
      }
      if (this.stateStack.length !== 0) {
        this.current = this.stateStack.pop();
        this.ctx.restore();
        this.pendingClip = null;
        this.cachedGetSinglePixelWidth = null;
      }
    },
    transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
      this.ctx.transform(a, b, c, d, e, f);
      this.cachedGetSinglePixelWidth = null;
    },
    constructPath: function CanvasGraphics_constructPath(ops, args) {
      var ctx = this.ctx;
      var current = this.current;
      var x = current.x,
          y = current.y;
      for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
        switch (ops[i] | 0) {
          case OPS.rectangle:
            x = args[j++];
            y = args[j++];
            var width = args[j++];
            var height = args[j++];
            if (width === 0) {
              width = this.getSinglePixelWidth();
            }
            if (height === 0) {
              height = this.getSinglePixelWidth();
            }
            var xw = x + width;
            var yh = y + height;
            this.ctx.moveTo(x, y);
            this.ctx.lineTo(xw, y);
            this.ctx.lineTo(xw, yh);
            this.ctx.lineTo(x, yh);
            this.ctx.lineTo(x, y);
            this.ctx.closePath();
            break;
          case OPS.moveTo:
            x = args[j++];
            y = args[j++];
            ctx.moveTo(x, y);
            break;
          case OPS.lineTo:
            x = args[j++];
            y = args[j++];
            ctx.lineTo(x, y);
            break;
          case OPS.curveTo:
            x = args[j + 4];
            y = args[j + 5];
            ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
            j += 6;
            break;
          case OPS.curveTo2:
            ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
            x = args[j + 2];
            y = args[j + 3];
            j += 4;
            break;
          case OPS.curveTo3:
            x = args[j + 2];
            y = args[j + 3];
            ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
            j += 4;
            break;
          case OPS.closePath:
            ctx.closePath();
            break;
        }
      }
      current.setCurrentPoint(x, y);
    },
    closePath: function CanvasGraphics_closePath() {
      this.ctx.closePath();
    },
    stroke: function CanvasGraphics_stroke(consumePath) {
      consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
      var ctx = this.ctx;
      var strokeColor = this.current.strokeColor;
      ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
      ctx.globalAlpha = this.current.strokeAlpha;
      if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
        ctx.save();
        ctx.strokeStyle = strokeColor.getPattern(ctx, this);
        ctx.stroke();
        ctx.restore();
      } else {
        ctx.stroke();
      }
      if (consumePath) {
        this.consumePath();
      }
      ctx.globalAlpha = this.current.fillAlpha;
    },
    closeStroke: function CanvasGraphics_closeStroke() {
      this.closePath();
      this.stroke();
    },
    fill: function CanvasGraphics_fill(consumePath) {
      consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
      var ctx = this.ctx;
      var fillColor = this.current.fillColor;
      var isPatternFill = this.current.patternFill;
      var needRestore = false;
      if (isPatternFill) {
        ctx.save();
        if (this.baseTransform) {
          ctx.setTransform.apply(ctx, this.baseTransform);
        }
        ctx.fillStyle = fillColor.getPattern(ctx, this);
        needRestore = true;
      }
      if (this.pendingEOFill) {
        ctx.fill('evenodd');
        this.pendingEOFill = false;
      } else {
        ctx.fill();
      }
      if (needRestore) {
        ctx.restore();
      }
      if (consumePath) {
        this.consumePath();
      }
    },
    eoFill: function CanvasGraphics_eoFill() {
      this.pendingEOFill = true;
      this.fill();
    },
    fillStroke: function CanvasGraphics_fillStroke() {
      this.fill(false);
      this.stroke(false);
      this.consumePath();
    },
    eoFillStroke: function CanvasGraphics_eoFillStroke() {
      this.pendingEOFill = true;
      this.fillStroke();
    },
    closeFillStroke: function CanvasGraphics_closeFillStroke() {
      this.closePath();
      this.fillStroke();
    },
    closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
      this.pendingEOFill = true;
      this.closePath();
      this.fillStroke();
    },
    endPath: function CanvasGraphics_endPath() {
      this.consumePath();
    },
    clip: function CanvasGraphics_clip() {
      this.pendingClip = NORMAL_CLIP;
    },
    eoClip: function CanvasGraphics_eoClip() {
      this.pendingClip = EO_CLIP;
    },
    beginText: function CanvasGraphics_beginText() {
      this.current.textMatrix = IDENTITY_MATRIX;
      this.current.textMatrixScale = 1;
      this.current.x = this.current.lineX = 0;
      this.current.y = this.current.lineY = 0;
    },
    endText: function CanvasGraphics_endText() {
      var paths = this.pendingTextPaths;
      var ctx = this.ctx;
      if (paths === undefined) {
        ctx.beginPath();
        return;
      }
      ctx.save();
      ctx.beginPath();
      for (var i = 0; i < paths.length; i++) {
        var path = paths[i];
        ctx.setTransform.apply(ctx, path.transform);
        ctx.translate(path.x, path.y);
        path.addToPath(ctx, path.fontSize);
      }
      ctx.restore();
      ctx.clip();
      ctx.beginPath();
      delete this.pendingTextPaths;
    },
    setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
      this.current.charSpacing = spacing;
    },
    setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
      this.current.wordSpacing = spacing;
    },
    setHScale: function CanvasGraphics_setHScale(scale) {
      this.current.textHScale = scale / 100;
    },
    setLeading: function CanvasGraphics_setLeading(leading) {
      this.current.leading = -leading;
    },
    setFont: function CanvasGraphics_setFont(fontRefName, size) {
      var fontObj = this.commonObjs.get(fontRefName);
      var current = this.current;
      if (!fontObj) {
        error('Can\'t find font for ' + fontRefName);
      }
      current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX;
      if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
        warn('Invalid font matrix for font ' + fontRefName);
      }
      if (size < 0) {
        size = -size;
        current.fontDirection = -1;
      } else {
        current.fontDirection = 1;
      }
      this.current.font = fontObj;
      this.current.fontSize = size;
      if (fontObj.isType3Font) {
        return;
      }
      var name = fontObj.loadedName || 'sans-serif';
      var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
      var italic = fontObj.italic ? 'italic' : 'normal';
      var typeface = '"' + name + '", ' + fontObj.fallbackName;
      var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
      this.current.fontSizeScale = size / browserFontSize;
      var rule = italic + ' ' + bold + ' ' + browserFontSize + 'px ' + typeface;
      this.ctx.font = rule;
    },
    setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
      this.current.textRenderingMode = mode;
    },
    setTextRise: function CanvasGraphics_setTextRise(rise) {
      this.current.textRise = rise;
    },
    moveText: function CanvasGraphics_moveText(x, y) {
      this.current.x = this.current.lineX += x;
      this.current.y = this.current.lineY += y;
    },
    setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
      this.setLeading(-y);
      this.moveText(x, y);
    },
    setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
      this.current.textMatrix = [a, b, c, d, e, f];
      this.current.textMatrixScale = Math.sqrt(a * a + b * b);
      this.current.x = this.current.lineX = 0;
      this.current.y = this.current.lineY = 0;
    },
    nextLine: function CanvasGraphics_nextLine() {
      this.moveText(0, this.current.leading);
    },
    paintChar: function CanvasGraphics_paintChar(character, x, y) {
      var ctx = this.ctx;
      var current = this.current;
      var font = current.font;
      var textRenderingMode = current.textRenderingMode;
      var fontSize = current.fontSize / current.fontSizeScale;
      var fillStrokeMode = textRenderingMode & TextRenderingMode.FILL_STROKE_MASK;
      var isAddToPathSet = !!(textRenderingMode & TextRenderingMode.ADD_TO_PATH_FLAG);
      var addToPath;
      if (font.disableFontFace || isAddToPathSet) {
        addToPath = font.getPathGenerator(this.commonObjs, character);
      }
      if (font.disableFontFace) {
        ctx.save();
        ctx.translate(x, y);
        ctx.beginPath();
        addToPath(ctx, fontSize);
        if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
          ctx.fill();
        }
        if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
          ctx.stroke();
        }
        ctx.restore();
      } else {
        if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
          ctx.fillText(character, x, y);
        }
        if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
          ctx.strokeText(character, x, y);
        }
      }
      if (isAddToPathSet) {
        var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
        paths.push({
          transform: ctx.mozCurrentTransform,
          x: x,
          y: y,
          fontSize: fontSize,
          addToPath: addToPath
        });
      }
    },
    get isFontSubpixelAAEnabled() {
      var ctx = this.canvasFactory.create(10, 10).context;
      ctx.scale(1.5, 1);
      ctx.fillText('I', 0, 10);
      var data = ctx.getImageData(0, 0, 10, 10).data;
      var enabled = false;
      for (var i = 3; i < data.length; i += 4) {
        if (data[i] > 0 && data[i] < 255) {
          enabled = true;
          break;
        }
      }
      return shadow(this, 'isFontSubpixelAAEnabled', enabled);
    },
    showText: function CanvasGraphics_showText(glyphs) {
      var current = this.current;
      var font = current.font;
      if (font.isType3Font) {
        return this.showType3Text(glyphs);
      }
      var fontSize = current.fontSize;
      if (fontSize === 0) {
        return;
      }
      var ctx = this.ctx;
      var fontSizeScale = current.fontSizeScale;
      var charSpacing = current.charSpacing;
      var wordSpacing = current.wordSpacing;
      var fontDirection = current.fontDirection;
      var textHScale = current.textHScale * fontDirection;
      var glyphsLength = glyphs.length;
      var vertical = font.vertical;
      var spacingDir = vertical ? 1 : -1;
      var defaultVMetrics = font.defaultVMetrics;
      var widthAdvanceScale = fontSize * current.fontMatrix[0];
      var simpleFillText = current.textRenderingMode === TextRenderingMode.FILL && !font.disableFontFace;
      ctx.save();
      ctx.transform.apply(ctx, current.textMatrix);
      ctx.translate(current.x, current.y + current.textRise);
      if (current.patternFill) {
        ctx.fillStyle = current.fillColor.getPattern(ctx, this);
      }
      if (fontDirection > 0) {
        ctx.scale(textHScale, -1);
      } else {
        ctx.scale(textHScale, 1);
      }
      var lineWidth = current.lineWidth;
      var scale = current.textMatrixScale;
      if (scale === 0 || lineWidth === 0) {
        var fillStrokeMode = current.textRenderingMode & TextRenderingMode.FILL_STROKE_MASK;
        if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
          this.cachedGetSinglePixelWidth = null;
          lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
        }
      } else {
        lineWidth /= scale;
      }
      if (fontSizeScale !== 1.0) {
        ctx.scale(fontSizeScale, fontSizeScale);
        lineWidth /= fontSizeScale;
      }
      ctx.lineWidth = lineWidth;
      var x = 0,
          i;
      for (i = 0; i < glyphsLength; ++i) {
        var glyph = glyphs[i];
        if (isNum(glyph)) {
          x += spacingDir * glyph * fontSize / 1000;
          continue;
        }
        var restoreNeeded = false;
        var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
        var character = glyph.fontChar;
        var accent = glyph.accent;
        var scaledX, scaledY, scaledAccentX, scaledAccentY;
        var width = glyph.width;
        if (vertical) {
          var vmetric, vx, vy;
          vmetric = glyph.vmetric || defaultVMetrics;
          vx = glyph.vmetric ? vmetric[1] : width * 0.5;
          vx = -vx * widthAdvanceScale;
          vy = vmetric[2] * widthAdvanceScale;
          width = vmetric ? -vmetric[0] : width;
          scaledX = vx / fontSizeScale;
          scaledY = (x + vy) / fontSizeScale;
        } else {
          scaledX = x / fontSizeScale;
          scaledY = 0;
        }
        if (font.remeasure && width > 0) {
          var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
          if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
            var characterScaleX = width / measuredWidth;
            restoreNeeded = true;
            ctx.save();
            ctx.scale(characterScaleX, 1);
            scaledX /= characterScaleX;
          } else if (width !== measuredWidth) {
            scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
          }
        }
        if (glyph.isInFont || font.missingFile) {
          if (simpleFillText && !accent) {
            ctx.fillText(character, scaledX, scaledY);
          } else {
            this.paintChar(character, scaledX, scaledY);
            if (accent) {
              scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
              scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
              this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY);
            }
          }
        }
        var charWidth = width * widthAdvanceScale + spacing * fontDirection;
        x += charWidth;
        if (restoreNeeded) {
          ctx.restore();
        }
      }
      if (vertical) {
        current.y -= x * textHScale;
      } else {
        current.x += x * textHScale;
      }
      ctx.restore();
    },
    showType3Text: function CanvasGraphics_showType3Text(glyphs) {
      var ctx = this.ctx;
      var current = this.current;
      var font = current.font;
      var fontSize = current.fontSize;
      var fontDirection = current.fontDirection;
      var spacingDir = font.vertical ? 1 : -1;
      var charSpacing = current.charSpacing;
      var wordSpacing = current.wordSpacing;
      var textHScale = current.textHScale * fontDirection;
      var fontMatrix = current.fontMatrix || FONT_IDENTITY_MATRIX;
      var glyphsLength = glyphs.length;
      var isTextInvisible = current.textRenderingMode === TextRenderingMode.INVISIBLE;
      var i, glyph, width, spacingLength;
      if (isTextInvisible || fontSize === 0) {
        return;
      }
      this.cachedGetSinglePixelWidth = null;
      ctx.save();
      ctx.transform.apply(ctx, current.textMatrix);
      ctx.translate(current.x, current.y);
      ctx.scale(textHScale, fontDirection);
      for (i = 0; i < glyphsLength; ++i) {
        glyph = glyphs[i];
        if (isNum(glyph)) {
          spacingLength = spacingDir * glyph * fontSize / 1000;
          this.ctx.translate(spacingLength, 0);
          current.x += spacingLength * textHScale;
          continue;
        }
        var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
        var operatorList = font.charProcOperatorList[glyph.operatorListId];
        if (!operatorList) {
          warn('Type3 character \"' + glyph.operatorListId + '\" is not available');
          continue;
        }
        this.processingType3 = glyph;
        this.save();
        ctx.scale(fontSize, fontSize);
        ctx.transform.apply(ctx, fontMatrix);
        this.executeOperatorList(operatorList);
        this.restore();
        var transformed = Util.applyTransform([glyph.width, 0], fontMatrix);
        width = transformed[0] * fontSize + spacing;
        ctx.translate(width, 0);
        current.x += width * textHScale;
      }
      ctx.restore();
      this.processingType3 = null;
    },
    setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {},
    setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
      this.ctx.rect(llx, lly, urx - llx, ury - lly);
      this.clip();
      this.endPath();
    },
    getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
      var pattern;
      if (IR[0] === 'TilingPattern') {
        var color = IR[1];
        var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
        var self = this;
        var canvasGraphicsFactory = {
          createCanvasGraphics: function (ctx) {
            return new CanvasGraphics(ctx, self.commonObjs, self.objs, self.canvasFactory);
          }
        };
        pattern = new TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
      } else {
        pattern = getShadingPatternFromIR(IR);
      }
      return pattern;
    },
    setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
      this.current.strokeColor = this.getColorN_Pattern(arguments);
    },
    setFillColorN: function CanvasGraphics_setFillColorN() {
      this.current.fillColor = this.getColorN_Pattern(arguments);
      this.current.patternFill = true;
    },
    setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
      var color = Util.makeCssRgb(r, g, b);
      this.ctx.strokeStyle = color;
      this.current.strokeColor = color;
    },
    setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
      var color = Util.makeCssRgb(r, g, b);
      this.ctx.fillStyle = color;
      this.current.fillColor = color;
      this.current.patternFill = false;
    },
    shadingFill: function CanvasGraphics_shadingFill(patternIR) {
      var ctx = this.ctx;
      this.save();
      var pattern = getShadingPatternFromIR(patternIR);
      ctx.fillStyle = pattern.getPattern(ctx, this, true);
      var inv = ctx.mozCurrentTransformInverse;
      if (inv) {
        var canvas = ctx.canvas;
        var width = canvas.width;
        var height = canvas.height;
        var bl = Util.applyTransform([0, 0], inv);
        var br = Util.applyTransform([0, height], inv);
        var ul = Util.applyTransform([width, 0], inv);
        var ur = Util.applyTransform([width, height], inv);
        var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
        var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
        var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
        var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
        this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
      } else {
        this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
      }
      this.restore();
    },
    beginInlineImage: function CanvasGraphics_beginInlineImage() {
      error('Should not call beginInlineImage');
    },
    beginImageData: function CanvasGraphics_beginImageData() {
      error('Should not call beginImageData');
    },
    paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
      this.save();
      this.baseTransformStack.push(this.baseTransform);
      if (isArray(matrix) && matrix.length === 6) {
        this.transform.apply(this, matrix);
      }
      this.baseTransform = this.ctx.mozCurrentTransform;
      if (isArray(bbox) && bbox.length === 4) {
        var width = bbox[2] - bbox[0];
        var height = bbox[3] - bbox[1];
        this.ctx.rect(bbox[0], bbox[1], width, height);
        this.clip();
        this.endPath();
      }
    },
    paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
      this.restore();
      this.baseTransform = this.baseTransformStack.pop();
    },
    beginGroup: function CanvasGraphics_beginGroup(group) {
      this.save();
      var currentCtx = this.ctx;
      if (!group.isolated) {
        info('TODO: Support non-isolated groups.');
      }
      if (group.knockout) {
        warn('Knockout groups not supported.');
      }
      var currentTransform = currentCtx.mozCurrentTransform;
      if (group.matrix) {
        currentCtx.transform.apply(currentCtx, group.matrix);
      }
      assert(group.bbox, 'Bounding box is required.');
      var bounds = Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
      var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
      bounds = Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
      var offsetX = Math.floor(bounds[0]);
      var offsetY = Math.floor(bounds[1]);
      var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
      var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
      var scaleX = 1,
          scaleY = 1;
      if (drawnWidth > MAX_GROUP_SIZE) {
        scaleX = drawnWidth / MAX_GROUP_SIZE;
        drawnWidth = MAX_GROUP_SIZE;
      }
      if (drawnHeight > MAX_GROUP_SIZE) {
        scaleY = drawnHeight / MAX_GROUP_SIZE;
        drawnHeight = MAX_GROUP_SIZE;
      }
      var cacheId = 'groupAt' + this.groupLevel;
      if (group.smask) {
        cacheId += '_smask_' + this.smaskCounter++ % 2;
      }
      var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
      var groupCtx = scratchCanvas.context;
      groupCtx.scale(1 / scaleX, 1 / scaleY);
      groupCtx.translate(-offsetX, -offsetY);
      groupCtx.transform.apply(groupCtx, currentTransform);
      if (group.smask) {
        this.smaskStack.push({
          canvas: scratchCanvas.canvas,
          context: groupCtx,
          offsetX: offsetX,
          offsetY: offsetY,
          scaleX: scaleX,
          scaleY: scaleY,
          subtype: group.smask.subtype,
          backdrop: group.smask.backdrop,
          transferMap: group.smask.transferMap || null,
          startTransformInverse: null
        });
      } else {
        currentCtx.setTransform(1, 0, 0, 1, 0, 0);
        currentCtx.translate(offsetX, offsetY);
        currentCtx.scale(scaleX, scaleY);
      }
      copyCtxState(currentCtx, groupCtx);
      this.ctx = groupCtx;
      this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
      this.groupStack.push(currentCtx);
      this.groupLevel++;
      this.current.activeSMask = null;
    },
    endGroup: function CanvasGraphics_endGroup(group) {
      this.groupLevel--;
      var groupCtx = this.ctx;
      this.ctx = this.groupStack.pop();
      if (this.ctx.imageSmoothingEnabled !== undefined) {
        this.ctx.imageSmoothingEnabled = false;
      } else {
        this.ctx.mozImageSmoothingEnabled = false;
      }
      if (group.smask) {
        this.tempSMask = this.smaskStack.pop();
      } else {
        this.ctx.drawImage(groupCtx.canvas, 0, 0);
      }
      this.restore();
    },
    beginAnnotations: function CanvasGraphics_beginAnnotations() {
      this.save();
      this.current = new CanvasExtraState();
      if (this.baseTransform) {
        this.ctx.setTransform.apply(this.ctx, this.baseTransform);
      }
    },
    endAnnotations: function CanvasGraphics_endAnnotations() {
      this.restore();
    },
    beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
      this.save();
      if (isArray(rect) && rect.length === 4) {
        var width = rect[2] - rect[0];
        var height = rect[3] - rect[1];
        this.ctx.rect(rect[0], rect[1], width, height);
        this.clip();
        this.endPath();
      }
      this.transform.apply(this, transform);
      this.transform.apply(this, matrix);
    },
    endAnnotation: function CanvasGraphics_endAnnotation() {
      this.restore();
    },
    paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
      var domImage = this.objs.get(objId);
      if (!domImage) {
        warn('Dependent image isn\'t ready yet');
        return;
      }
      this.save();
      var ctx = this.ctx;
      ctx.scale(1 / w, -1 / h);
      ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
      if (this.imageLayer) {
        var currentTransform = ctx.mozCurrentTransformInverse;
        var position = this.getCanvasPosition(0, 0);
        this.imageLayer.appendImage({
          objId: objId,
          left: position[0],
          top: position[1],
          width: w / currentTransform[0],
          height: h / currentTransform[3]
        });
      }
      this.restore();
    },
    paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
      var ctx = this.ctx;
      var width = img.width,
          height = img.height;
      var fillColor = this.current.fillColor;
      var isPatternFill = this.current.patternFill;
      var glyph = this.processingType3;
      if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
        if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
          glyph.compiled = compileType3Glyph({
            data: img.data,
            width: width,
            height: height
          });
        } else {
          glyph.compiled = null;
        }
      }
      if (glyph && glyph.compiled) {
        glyph.compiled(ctx);
        return;
      }
      var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
      var maskCtx = maskCanvas.context;
      maskCtx.save();
      putBinaryImageMask(maskCtx, img);
      maskCtx.globalCompositeOperation = 'source-in';
      maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
      maskCtx.fillRect(0, 0, width, height);
      maskCtx.restore();
      this.paintInlineImageXObject(maskCanvas.canvas);
    },
    paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
      var width = imgData.width;
      var height = imgData.height;
      var fillColor = this.current.fillColor;
      var isPatternFill = this.current.patternFill;
      var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
      var maskCtx = maskCanvas.context;
      maskCtx.save();
      putBinaryImageMask(maskCtx, imgData);
      maskCtx.globalCompositeOperation = 'source-in';
      maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
      maskCtx.fillRect(0, 0, width, height);
      maskCtx.restore();
      var ctx = this.ctx;
      for (var i = 0, ii = positions.length; i < ii; i += 2) {
        ctx.save();
        ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
        ctx.scale(1, -1);
        ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
        ctx.restore();
      }
    },
    paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
      var ctx = this.ctx;
      var fillColor = this.current.fillColor;
      var isPatternFill = this.current.patternFill;
      for (var i = 0, ii = images.length; i < ii; i++) {
        var image = images[i];
        var width = image.width,
            height = image.height;
        var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
        var maskCtx = maskCanvas.context;
        maskCtx.save();
        putBinaryImageMask(maskCtx, image);
        maskCtx.globalCompositeOperation = 'source-in';
        maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
        maskCtx.fillRect(0, 0, width, height);
        maskCtx.restore();
        ctx.save();
        ctx.transform.apply(ctx, image.transform);
        ctx.scale(1, -1);
        ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
        ctx.restore();
      }
    },
    paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
      var imgData = this.objs.get(objId);
      if (!imgData) {
        warn('Dependent image isn\'t ready yet');
        return;
      }
      this.paintInlineImageXObject(imgData);
    },
    paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
      var imgData = this.objs.get(objId);
      if (!imgData) {
        warn('Dependent image isn\'t ready yet');
        return;
      }
      var width = imgData.width;
      var height = imgData.height;
      var map = [];
      for (var i = 0, ii = positions.length; i < ii; i += 2) {
        map.push({
          transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
          x: 0,
          y: 0,
          w: width,
          h: height
        });
      }
      this.paintInlineImageXObjectGroup(imgData, map);
    },
    paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
      var width = imgData.width;
      var height = imgData.height;
      var ctx = this.ctx;
      this.save();
      ctx.scale(1 / width, -1 / height);
      var currentTransform = ctx.mozCurrentTransformInverse;
      var a = currentTransform[0],
          b = currentTransform[1];
      var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
      var c = currentTransform[2],
          d = currentTransform[3];
      var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
      var imgToPaint, tmpCanvas;
      if (imgData instanceof HTMLElement || !imgData.data) {
        imgToPaint = imgData;
      } else {
        tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
        var tmpCtx = tmpCanvas.context;
        putBinaryImageData(tmpCtx, imgData);
        imgToPaint = tmpCanvas.canvas;
      }
      var paintWidth = width,
          paintHeight = height;
      var tmpCanvasId = 'prescale1';
      while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
        var newWidth = paintWidth,
            newHeight = paintHeight;
        if (widthScale > 2 && paintWidth > 1) {
          newWidth = Math.ceil(paintWidth / 2);
          widthScale /= paintWidth / newWidth;
        }
        if (heightScale > 2 && paintHeight > 1) {
          newHeight = Math.ceil(paintHeight / 2);
          heightScale /= paintHeight / newHeight;
        }
        tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
        tmpCtx = tmpCanvas.context;
        tmpCtx.clearRect(0, 0, newWidth, newHeight);
        tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
        imgToPaint = tmpCanvas.canvas;
        paintWidth = newWidth;
        paintHeight = newHeight;
        tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
      }
      ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
      if (this.imageLayer) {
        var position = this.getCanvasPosition(0, -height);
        this.imageLayer.appendImage({
          imgData: imgData,
          left: position[0],
          top: position[1],
          width: width / currentTransform[0],
          height: height / currentTransform[3]
        });
      }
      this.restore();
    },
    paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
      var ctx = this.ctx;
      var w = imgData.width;
      var h = imgData.height;
      var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
      var tmpCtx = tmpCanvas.context;
      putBinaryImageData(tmpCtx, imgData);
      for (var i = 0, ii = map.length; i < ii; i++) {
        var entry = map[i];
        ctx.save();
        ctx.transform.apply(ctx, entry.transform);
        ctx.scale(1, -1);
        ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
        if (this.imageLayer) {
          var position = this.getCanvasPosition(entry.x, entry.y);
          this.imageLayer.appendImage({
            imgData: imgData,
            left: position[0],
            top: position[1],
            width: w,
            height: h
          });
        }
        ctx.restore();
      }
    },
    paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
      this.ctx.fillRect(0, 0, 1, 1);
    },
    paintXObject: function CanvasGraphics_paintXObject() {
      warn('Unsupported \'paintXObject\' command.');
    },
    markPoint: function CanvasGraphics_markPoint(tag) {},
    markPointProps: function CanvasGraphics_markPointProps(tag, properties) {},
    beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {},
    beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {},
    endMarkedContent: function CanvasGraphics_endMarkedContent() {},
    beginCompat: function CanvasGraphics_beginCompat() {},
    endCompat: function CanvasGraphics_endCompat() {},
    consumePath: function CanvasGraphics_consumePath() {
      var ctx = this.ctx;
      if (this.pendingClip) {
        if (this.pendingClip === EO_CLIP) {
          ctx.clip('evenodd');
        } else {
          ctx.clip();
        }
        this.pendingClip = null;
      }
      ctx.beginPath();
    },
    getSinglePixelWidth: function CanvasGraphics_getSinglePixelWidth(scale) {
      if (this.cachedGetSinglePixelWidth === null) {
        this.ctx.save();
        var inverse = this.ctx.mozCurrentTransformInverse;
        this.ctx.restore();
        this.cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
      }
      return this.cachedGetSinglePixelWidth;
    },
    getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
      var transform = this.ctx.mozCurrentTransform;
      return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
    }
  };
  for (var op in OPS) {
    CanvasGraphics.prototype[OPS[op]] = CanvasGraphics.prototype[op];
  }
  return CanvasGraphics;
}();
exports.CanvasGraphics = CanvasGraphics;

/***/ }),
/* 11 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var assert = sharedUtil.assert;
var bytesToString = sharedUtil.bytesToString;
var string32 = sharedUtil.string32;
var shadow = sharedUtil.shadow;
var warn = sharedUtil.warn;
function FontLoader(docId) {
  this.docId = docId;
  this.styleElement = null;
  this.nativeFontFaces = [];
  this.loadTestFontId = 0;
  this.loadingContext = {
    requests: [],
    nextRequestId: 0
  };
}
FontLoader.prototype = {
  insertRule: function fontLoaderInsertRule(rule) {
    var styleElement = this.styleElement;
    if (!styleElement) {
      styleElement = this.styleElement = document.createElement('style');
      styleElement.id = 'PDFJS_FONT_STYLE_TAG_' + this.docId;
      document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
    }
    var styleSheet = styleElement.sheet;
    styleSheet.insertRule(rule, styleSheet.cssRules.length);
  },
  clear: function fontLoaderClear() {
    if (this.styleElement) {
      this.styleElement.remove();
      this.styleElement = null;
    }
    this.nativeFontFaces.forEach(function (nativeFontFace) {
      document.fonts.delete(nativeFontFace);
    });
    this.nativeFontFaces.length = 0;
  }
};
var getLoadTestFont = function () {
  return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQAFQ' + 'AABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAAALwA' + 'AAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgAAAAGbm' + 'FtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1AAsD6AAA' + 'AADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD6AAAAAAD6A' + 'ABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACMAooCvAAAAeAA' + 'MQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4DIP84AFoDIQAAAA' + 'AAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAAAAEAAQAAAAEAAAAA' + 'AAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUAAQAAAAEAAAAAAAYAAQ' + 'AAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgABAAMAAQQJAAMAAgABAAMA' + 'AQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABYAAAAAAAAAwAAAAMAAAAcAA' + 'EAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAAAC7////TAAEAAAAAAAABBgAA' + 'AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAA' + 'AAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAAAAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgc' + 'A/gXBIwMAYuL+nz5tQXkD5j3CBLnEQACAQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWF' + 'hYWFhYWFhYAAABAQAADwACAQEEE/t3Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQA' + 'AAAAAAABAAAAAMmJbzEAAAAAzgTjFQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAg' + 'ABAAAAAAAAAAAD6AAAAAAAAA==');
};
Object.defineProperty(FontLoader.prototype, 'loadTestFont', {
  get: function () {
    return shadow(this, 'loadTestFont', getLoadTestFont());
  },
  configurable: true
});
FontLoader.prototype.addNativeFontFace = function fontLoader_addNativeFontFace(nativeFontFace) {
  this.nativeFontFaces.push(nativeFontFace);
  document.fonts.add(nativeFontFace);
};
FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) {
  var rules = [];
  var fontsToLoad = [];
  var fontLoadPromises = [];
  var getNativeFontPromise = function (nativeFontFace) {
    return nativeFontFace.loaded.catch(function (e) {
      warn('Failed to load font "' + nativeFontFace.family + '": ' + e);
    });
  };
  var isFontLoadingAPISupported = FontLoader.isFontLoadingAPISupported && !FontLoader.isSyncFontLoadingSupported;
  for (var i = 0, ii = fonts.length; i < ii; i++) {
    var font = fonts[i];
    if (font.attached || font.loading === false) {
      continue;
    }
    font.attached = true;
    if (isFontLoadingAPISupported) {
      var nativeFontFace = font.createNativeFontFace();
      if (nativeFontFace) {
        this.addNativeFontFace(nativeFontFace);
        fontLoadPromises.push(getNativeFontPromise(nativeFontFace));
      }
    } else {
      var rule = font.createFontFaceRule();
      if (rule) {
        this.insertRule(rule);
        rules.push(rule);
        fontsToLoad.push(font);
      }
    }
  }
  var request = this.queueLoadingCallback(callback);
  if (isFontLoadingAPISupported) {
    Promise.all(fontLoadPromises).then(function () {
      request.complete();
    });
  } else if (rules.length > 0 && !FontLoader.isSyncFontLoadingSupported) {
    this.prepareFontLoadEvent(rules, fontsToLoad, request);
  } else {
    request.complete();
  }
};
FontLoader.prototype.queueLoadingCallback = function FontLoader_queueLoadingCallback(callback) {
  function LoadLoader_completeRequest() {
    assert(!request.end, 'completeRequest() cannot be called twice');
    request.end = Date.now();
    while (context.requests.length > 0 && context.requests[0].end) {
      var otherRequest = context.requests.shift();
      setTimeout(otherRequest.callback, 0);
    }
  }
  var context = this.loadingContext;
  var requestId = 'pdfjs-font-loading-' + context.nextRequestId++;
  var request = {
    id: requestId,
    complete: LoadLoader_completeRequest,
    callback: callback,
    started: Date.now()
  };
  context.requests.push(request);
  return request;
};
FontLoader.prototype.prepareFontLoadEvent = function fontLoaderPrepareFontLoadEvent(rules, fonts, request) {
  function int32(data, offset) {
    return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
  }
  function spliceString(s, offset, remove, insert) {
    var chunk1 = s.substr(0, offset);
    var chunk2 = s.substr(offset + remove);
    return chunk1 + insert + chunk2;
  }
  var i, ii;
  var canvas = document.createElement('canvas');
  canvas.width = 1;
  canvas.height = 1;
  var ctx = canvas.getContext('2d');
  var called = 0;
  function isFontReady(name, callback) {
    called++;
    if (called > 30) {
      warn('Load test font never loaded.');
      callback();
      return;
    }
    ctx.font = '30px ' + name;
    ctx.fillText('.', 0, 20);
    var imageData = ctx.getImageData(0, 0, 1, 1);
    if (imageData.data[3] > 0) {
      callback();
      return;
    }
    setTimeout(isFontReady.bind(null, name, callback));
  }
  var loadTestFontId = 'lt' + Date.now() + this.loadTestFontId++;
  var data = this.loadTestFont;
  var COMMENT_OFFSET = 976;
  data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
  var CFF_CHECKSUM_OFFSET = 16;
  var XXXX_VALUE = 0x58585858;
  var checksum = int32(data, CFF_CHECKSUM_OFFSET);
  for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
    checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
  }
  if (i < loadTestFontId.length) {
    checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
  }
  data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, string32(checksum));
  var url = 'url(data:font/opentype;base64,' + btoa(data) + ');';
  var rule = '@font-face { font-family:"' + loadTestFontId + '";src:' + url + '}';
  this.insertRule(rule);
  var names = [];
  for (i = 0, ii = fonts.length; i < ii; i++) {
    names.push(fonts[i].loadedName);
  }
  names.push(loadTestFontId);
  var div = document.createElement('div');
  div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
  for (i = 0, ii = names.length; i < ii; ++i) {
    var span = document.createElement('span');
    span.textContent = 'Hi';
    span.style.fontFamily = names[i];
    div.appendChild(span);
  }
  document.body.appendChild(div);
  isFontReady(loadTestFontId, function () {
    document.body.removeChild(div);
    request.complete();
  });
};
FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' && !!document.fonts;
var isSyncFontLoadingSupported = function isSyncFontLoadingSupported() {
  if (typeof navigator === 'undefined') {
    return true;
  }
  var supported = false;
  var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
  if (m && m[1] >= 14) {
    supported = true;
  }
  return supported;
};
Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
  get: function () {
    return shadow(FontLoader, 'isSyncFontLoadingSupported', isSyncFontLoadingSupported());
  },
  enumerable: true,
  configurable: true
});
var IsEvalSupportedCached = {
  get value() {
    return shadow(this, 'value', sharedUtil.isEvalSupported());
  }
};
var FontFaceObject = function FontFaceObjectClosure() {
  function FontFaceObject(translatedData, options) {
    this.compiledGlyphs = Object.create(null);
    for (var i in translatedData) {
      this[i] = translatedData[i];
    }
    this.options = options;
  }
  FontFaceObject.prototype = {
    createNativeFontFace: function FontFaceObject_createNativeFontFace() {
      if (!this.data) {
        return null;
      }
      if (this.options.disableFontFace) {
        this.disableFontFace = true;
        return null;
      }
      var nativeFontFace = new FontFace(this.loadedName, this.data, {});
      if (this.options.fontRegistry) {
        this.options.fontRegistry.registerFont(this);
      }
      return nativeFontFace;
    },
    createFontFaceRule: function FontFaceObject_createFontFaceRule() {
      if (!this.data) {
        return null;
      }
      if (this.options.disableFontFace) {
        this.disableFontFace = true;
        return null;
      }
      var data = bytesToString(new Uint8Array(this.data));
      var fontName = this.loadedName;
      var url = 'url(data:' + this.mimetype + ';base64,' + btoa(data) + ');';
      var rule = '@font-face { font-family:"' + fontName + '";src:' + url + '}';
      if (this.options.fontRegistry) {
        this.options.fontRegistry.registerFont(this, url);
      }
      return rule;
    },
    getPathGenerator: function FontFaceObject_getPathGenerator(objs, character) {
      if (!(character in this.compiledGlyphs)) {
        var cmds = objs.get(this.loadedName + '_path_' + character);
        var current, i, len;
        if (this.options.isEvalSupported && IsEvalSupportedCached.value) {
          var args,
              js = '';
          for (i = 0, len = cmds.length; i < len; i++) {
            current = cmds[i];
            if (current.args !== undefined) {
              args = current.args.join(',');
            } else {
              args = '';
            }
            js += 'c.' + current.cmd + '(' + args + ');\n';
          }
          this.compiledGlyphs[character] = new Function('c', 'size', js);
        } else {
          this.compiledGlyphs[character] = function (c, size) {
            for (i = 0, len = cmds.length; i < len; i++) {
              current = cmds[i];
              if (current.cmd === 'scale') {
                current.args = [size, -size];
              }
              c[current.cmd].apply(c, current.args);
            }
          };
        }
      }
      return this.compiledGlyphs[character];
    }
  };
  return FontFaceObject;
}();
exports.FontFaceObject = FontFaceObject;
exports.FontLoader = FontLoader;

/***/ }),
/* 12 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var sharedUtil = __w_pdfjs_require__(0);
var displayWebGL = __w_pdfjs_require__(8);
var Util = sharedUtil.Util;
var info = sharedUtil.info;
var isArray = sharedUtil.isArray;
var error = sharedUtil.error;
var WebGLUtils = displayWebGL.WebGLUtils;
var ShadingIRs = {};
ShadingIRs.RadialAxial = {
  fromIR: function RadialAxial_fromIR(raw) {
    var type = raw[1];
    var colorStops = raw[2];
    var p0 = raw[3];
    var p1 = raw[4];
    var r0 = raw[5];
    var r1 = raw[6];
    return {
      type: 'Pattern',
      getPattern: function RadialAxial_getPattern(ctx) {
        var grad;
        if (type === 'axial') {
          grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
        } else if (type === 'radial') {
          grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
        }
        for (var i = 0, ii = colorStops.length; i < ii; ++i) {
          var c = colorStops[i];
          grad.addColorStop(c[0], c[1]);
        }
        return grad;
      }
    };
  }
};
var createMeshCanvas = function createMeshCanvasClosure() {
  function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
    var coords = context.coords,
        colors = context.colors;
    var bytes = data.data,
        rowSize = data.width * 4;
    var tmp;
    if (coords[p1 + 1] > coords[p2 + 1]) {
      tmp = p1;
      p1 = p2;
      p2 = tmp;
      tmp = c1;
      c1 = c2;
      c2 = tmp;
    }
    if (coords[p2 + 1] > coords[p3 + 1]) {
      tmp = p2;
      p2 = p3;
      p3 = tmp;
      tmp = c2;
      c2 = c3;
      c3 = tmp;
    }
    if (coords[p1 + 1] > coords[p2 + 1]) {
      tmp = p1;
      p1 = p2;
      p2 = tmp;
      tmp = c1;
      c1 = c2;
      c2 = tmp;
    }
    var x1 = (coords[p1] + context.offsetX) * context.scaleX;
    var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
    var x2 = (coords[p2] + context.offsetX) * context.scaleX;
    var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
    var x3 = (coords[p3] + context.offsetX) * context.scaleX;
    var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
    if (y1 >= y3) {
      return;
    }
    var c1r = colors[c1],
        c1g = colors[c1 + 1],
        c1b = colors[c1 + 2];
    var c2r = colors[c2],
        c2g = colors[c2 + 1],
        c2b = colors[c2 + 2];
    var c3r = colors[c3],
        c3g = colors[c3 + 1],
        c3b = colors[c3 + 2];
    var minY = Math.round(y1),
        maxY = Math.round(y3);
    var xa, car, cag, cab;
    var xb, cbr, cbg, cbb;
    var k;
    for (var y = minY; y <= maxY; y++) {
      if (y < y2) {
        k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
        xa = x1 - (x1 - x2) * k;
        car = c1r - (c1r - c2r) * k;
        cag = c1g - (c1g - c2g) * k;
        cab = c1b - (c1b - c2b) * k;
      } else {
        k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
        xa = x2 - (x2 - x3) * k;
        car = c2r - (c2r - c3r) * k;
        cag = c2g - (c2g - c3g) * k;
        cab = c2b - (c2b - c3b) * k;
      }
      k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
      xb = x1 - (x1 - x3) * k;
      cbr = c1r - (c1r - c3r) * k;
      cbg = c1g - (c1g - c3g) * k;
      cbb = c1b - (c1b - c3b) * k;
      var x1_ = Math.round(Math.min(xa, xb));
      var x2_ = Math.round(Math.max(xa, xb));
      var j = rowSize * y + x1_ * 4;
      for (var x = x1_; x <= x2_; x++) {
        k = (xa - x) / (xa - xb);
        k = k < 0 ? 0 : k > 1 ? 1 : k;
        bytes[j++] = car - (car - cbr) * k | 0;
        bytes[j++] = cag - (cag - cbg) * k | 0;
        bytes[j++] = cab - (cab - cbb) * k | 0;
        bytes[j++] = 255;
      }
    }
  }
  function drawFigure(data, figure, context) {
    var ps = figure.coords;
    var cs = figure.colors;
    var i, ii;
    switch (figure.type) {
      case 'lattice':
        var verticesPerRow = figure.verticesPerRow;
        var rows = Math.floor(ps.length / verticesPerRow) - 1;
        var cols = verticesPerRow - 1;
        for (i = 0; i < rows; i++) {
          var q = i * verticesPerRow;
          for (var j = 0; j < cols; j++, q++) {
            drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
            drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
          }
        }
        break;
      case 'triangles':
        for (i = 0, ii = ps.length; i < ii; i += 3) {
          drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
        }
        break;
      default:
        error('illigal figure');
        break;
    }
  }
  function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases) {
    var EXPECTED_SCALE = 1.1;
    var MAX_PATTERN_SIZE = 3000;
    var BORDER_SIZE = 2;
    var offsetX = Math.floor(bounds[0]);
    var offsetY = Math.floor(bounds[1]);
    var boundsWidth = Math.ceil(bounds[2]) - offsetX;
    var boundsHeight = Math.ceil(bounds[3]) - offsetY;
    var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
    var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
    var scaleX = boundsWidth / width;
    var scaleY = boundsHeight / height;
    var context = {
      coords: coords,
      colors: colors,
      offsetX: -offsetX,
      offsetY: -offsetY,
      scaleX: 1 / scaleX,
      scaleY: 1 / scaleY
    };
    var paddedWidth = width + BORDER_SIZE * 2;
    var paddedHeight = height + BORDER_SIZE * 2;
    var canvas, tmpCanvas, i, ii;
    if (WebGLUtils.isEnabled) {
      canvas = WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
      tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
      tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
      canvas = tmpCanvas.canvas;
    } else {
      tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
      var tmpCtx = tmpCanvas.context;
      var data = tmpCtx.createImageData(width, height);
      if (backgroundColor) {
        var bytes = data.data;
        for (i = 0, ii = bytes.length; i < ii; i += 4) {
          bytes[i] = backgroundColor[0];
          bytes[i + 1] = backgroundColor[1];
          bytes[i + 2] = backgroundColor[2];
          bytes[i + 3] = 255;
        }
      }
      for (i = 0; i < figures.length; i++) {
        drawFigure(data, figures[i], context);
      }
      tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
      canvas = tmpCanvas.canvas;
    }
    return {
      canvas: canvas,
      offsetX: offsetX - BORDER_SIZE * scaleX,
      offsetY: offsetY - BORDER_SIZE * scaleY,
      scaleX: scaleX,
      scaleY: scaleY
    };
  }
  return createMeshCanvas;
}();
ShadingIRs.Mesh = {
  fromIR: function Mesh_fromIR(raw) {
    var coords = raw[2];
    var colors = raw[3];
    var figures = raw[4];
    var bounds = raw[5];
    var matrix = raw[6];
    var background = raw[8];
    return {
      type: 'Pattern',
      getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
        var scale;
        if (shadingFill) {
          scale = Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
        } else {
          scale = Util.singularValueDecompose2dScale(owner.baseTransform);
          if (matrix) {
            var matrixScale = Util.singularValueDecompose2dScale(matrix);
            scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
          }
        }
        var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases);
        if (!shadingFill) {
          ctx.setTransform.apply(ctx, owner.baseTransform);
          if (matrix) {
            ctx.transform.apply(ctx, matrix);
          }
        }
        ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
        ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
        return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
      }
    };
  }
};
ShadingIRs.Dummy = {
  fromIR: function Dummy_fromIR() {
    return {
      type: 'Pattern',
      getPattern: function Dummy_fromIR_getPattern() {
        return 'hotpink';
      }
    };
  }
};
function getShadingPatternFromIR(raw) {
  var shadingIR = ShadingIRs[raw[0]];
  if (!shadingIR) {
    error('Unknown IR type: ' + raw[0]);
  }
  return shadingIR.fromIR(raw);
}
var TilingPattern = function TilingPatternClosure() {
  var PaintType = {
    COLORED: 1,
    UNCOLORED: 2
  };
  var MAX_PATTERN_SIZE = 3000;
  function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
    this.operatorList = IR[2];
    this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
    this.bbox = Util.normalizeRect(IR[4]);
    this.xstep = IR[5];
    this.ystep = IR[6];
    this.paintType = IR[7];
    this.tilingType = IR[8];
    this.color = color;
    this.canvasGraphicsFactory = canvasGraphicsFactory;
    this.baseTransform = baseTransform;
    this.type = 'Pattern';
    this.ctx = ctx;
  }
  TilingPattern.prototype = {
    createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
      var operatorList = this.operatorList;
      var bbox = this.bbox;
      var xstep = this.xstep;
      var ystep = this.ystep;
      var paintType = this.paintType;
      var tilingType = this.tilingType;
      var color = this.color;
      var canvasGraphicsFactory = this.canvasGraphicsFactory;
      info('TilingType: ' + tilingType);
      var x0 = bbox[0],
          y0 = bbox[1],
          x1 = bbox[2],
          y1 = bbox[3];
      var topLeft = [x0, y0];
      var botRight = [x0 + xstep, y0 + ystep];
      var width = botRight[0] - topLeft[0];
      var height = botRight[1] - topLeft[1];
      var matrixScale = Util.singularValueDecompose2dScale(this.matrix);
      var curMatrixScale = Util.singularValueDecompose2dScale(this.baseTransform);
      var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
      width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])), MAX_PATTERN_SIZE);
      height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])), MAX_PATTERN_SIZE);
      var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', width, height, true);
      var tmpCtx = tmpCanvas.context;
      var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
      graphics.groupLevel = owner.groupLevel;
      this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color);
      this.setScale(width, height, xstep, ystep);
      this.transformToScale(graphics);
      var tmpTranslate = [1, 0, 0, 1, -topLeft[0], -topLeft[1]];
      graphics.transform.apply(graphics, tmpTranslate);
      this.clipBbox(graphics, bbox, x0, y0, x1, y1);
      graphics.executeOperatorList(operatorList);
      return tmpCanvas.canvas;
    },
    setScale: function TilingPattern_setScale(width, height, xstep, ystep) {
      this.scale = [width / xstep, height / ystep];
    },
    transformToScale: function TilingPattern_transformToScale(graphics) {
      var scale = this.scale;
      var tmpScale = [scale[0], 0, 0, scale[1], 0, 0];
      graphics.transform.apply(graphics, tmpScale);
    },
    scaleToContext: function TilingPattern_scaleToContext() {
      var scale = this.scale;
      this.ctx.scale(1 / scale[0], 1 / scale[1]);
    },
    clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
      if (isArray(bbox) && bbox.length === 4) {
        var bboxWidth = x1 - x0;
        var bboxHeight = y1 - y0;
        graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
        graphics.clip();
        graphics.endPath();
      }
    },
    setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(context, paintType, color) {
      switch (paintType) {
        case PaintType.COLORED:
          var ctx = this.ctx;
          context.fillStyle = ctx.fillStyle;
          context.strokeStyle = ctx.strokeStyle;
          break;
        case PaintType.UNCOLORED:
          var cssColor = Util.makeCssRgb(color[0], color[1], color[2]);
          context.fillStyle = cssColor;
          context.strokeStyle = cssColor;
          break;
        default:
          error('Unsupported paint type: ' + paintType);
      }
    },
    getPattern: function TilingPattern_getPattern(ctx, owner) {
      var temporaryPatternCanvas = this.createPatternCanvas(owner);
      ctx = this.ctx;
      ctx.setTransform.apply(ctx, this.baseTransform);
      ctx.transform.apply(ctx, this.matrix);
      this.scaleToContext();
      return ctx.createPattern(temporaryPatternCanvas, 'repeat');
    }
  };
  return TilingPattern;
}();
exports.getShadingPatternFromIR = getShadingPatternFromIR;
exports.TilingPattern = TilingPattern;

/***/ }),
/* 13 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";
/* WEBPACK VAR INJECTION */(function(global) {

if (typeof PDFJS === 'undefined' || !PDFJS.compatibilityChecked) {
  var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : undefined;
  var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || '';
  var isAndroid = /Android/.test(userAgent);
  var isAndroidPre3 = /Android\s[0-2][^\d]/.test(userAgent);
  var isAndroidPre5 = /Android\s[0-4][^\d]/.test(userAgent);
  var isChrome = userAgent.indexOf('Chrom') >= 0;
  var isChromeWithRangeBug = /Chrome\/(39|40)\./.test(userAgent);
  var isIOSChrome = userAgent.indexOf('CriOS') >= 0;
  var isIE = userAgent.indexOf('Trident') >= 0;
  var isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent);
  var isOpera = userAgent.indexOf('Opera') >= 0;
  var isSafari = /Safari\//.test(userAgent) && !/(Chrome\/|Android\s)/.test(userAgent);
  var hasDOM = typeof window === 'object' && typeof document === 'object';
  if (typeof PDFJS === 'undefined') {
    globalScope.PDFJS = {};
  }
  PDFJS.compatibilityChecked = true;
  (function checkTypedArrayCompatibility() {
    if (typeof Uint8Array !== 'undefined') {
      if (typeof Uint8Array.prototype.subarray === 'undefined') {
        Uint8Array.prototype.subarray = function subarray(start, end) {
          return new Uint8Array(this.slice(start, end));
        };
        Float32Array.prototype.subarray = function subarray(start, end) {
          return new Float32Array(this.slice(start, end));
        };
      }
      if (typeof Float64Array === 'undefined') {
        globalScope.Float64Array = Float32Array;
      }
      return;
    }
    function subarray(start, end) {
      return new TypedArray(this.slice(start, end));
    }
    function setArrayOffset(array, offset) {
      if (arguments.length < 2) {
        offset = 0;
      }
      for (var i = 0, n = array.length; i < n; ++i, ++offset) {
        this[offset] = array[i] & 0xFF;
      }
    }
    function TypedArray(arg1) {
      var result, i, n;
      if (typeof arg1 === 'number') {
        result = [];
        for (i = 0; i < arg1; ++i) {
          result[i] = 0;
        }
      } else if ('slice' in arg1) {
        result = arg1.slice(0);
      } else {
        result = [];
        for (i = 0, n = arg1.length; i < n; ++i) {
          result[i] = arg1[i];
        }
      }
      result.subarray = subarray;
      result.buffer = result;
      result.byteLength = result.length;
      result.set = setArrayOffset;
      if (typeof arg1 === 'object' && arg1.buffer) {
        result.buffer = arg1.buffer;
      }
      return result;
    }
    globalScope.Uint8Array = TypedArray;
    globalScope.Int8Array = TypedArray;
    globalScope.Uint32Array = TypedArray;
    globalScope.Int32Array = TypedArray;
    globalScope.Uint16Array = TypedArray;
    globalScope.Float32Array = TypedArray;
    globalScope.Float64Array = TypedArray;
  })();
  (function normalizeURLObject() {
    if (!globalScope.URL) {
      globalScope.URL = globalScope.webkitURL;
    }
  })();
  (function checkObjectDefinePropertyCompatibility() {
    if (typeof Object.defineProperty !== 'undefined') {
      var definePropertyPossible = true;
      try {
        if (hasDOM) {
          Object.defineProperty(new Image(), 'id', { value: 'test' });
        }
        var Test = function Test() {};
        Test.prototype = {
          get id() {}
        };
        Object.defineProperty(new Test(), 'id', {
          value: '',
          configurable: true,
          enumerable: true,
          writable: false
        });
      } catch (e) {
        definePropertyPossible = false;
      }
      if (definePropertyPossible) {
        return;
      }
    }
    Object.defineProperty = function objectDefineProperty(obj, name, def) {
      delete obj[name];
      if ('get' in def) {
        obj.__defineGetter__(name, def['get']);
      }
      if ('set' in def) {
        obj.__defineSetter__(name, def['set']);
      }
      if ('value' in def) {
        obj.__defineSetter__(name, function objectDefinePropertySetter(value) {
          this.__defineGetter__(name, function objectDefinePropertyGetter() {
            return value;
          });
          return value;
        });
        obj[name] = def.value;
      }
    };
  })();
  (function checkXMLHttpRequestResponseCompatibility() {
    if (typeof XMLHttpRequest === 'undefined') {
      return;
    }
    var xhrPrototype = XMLHttpRequest.prototype;
    var xhr = new XMLHttpRequest();
    if (!('overrideMimeType' in xhr)) {
      Object.defineProperty(xhrPrototype, 'overrideMimeType', {
        value: function xmlHttpRequestOverrideMimeType(mimeType) {}
      });
    }
    if ('responseType' in xhr) {
      return;
    }
    Object.defineProperty(xhrPrototype, 'responseType', {
      get: function xmlHttpRequestGetResponseType() {
        return this._responseType || 'text';
      },
      set: function xmlHttpRequestSetResponseType(value) {
        if (value === 'text' || value === 'arraybuffer') {
          this._responseType = value;
          if (value === 'arraybuffer' && typeof this.overrideMimeType === 'function') {
            this.overrideMimeType('text/plain; charset=x-user-defined');
          }
        }
      }
    });
    if (typeof VBArray !== 'undefined') {
      Object.defineProperty(xhrPrototype, 'response', {
        get: function xmlHttpRequestResponseGet() {
          if (this.responseType === 'arraybuffer') {
            return new Uint8Array(new VBArray(this.responseBody).toArray());
          }
          return this.responseText;
        }
      });
      return;
    }
    Object.defineProperty(xhrPrototype, 'response', {
      get: function xmlHttpRequestResponseGet() {
        if (this.responseType !== 'arraybuffer') {
          return this.responseText;
        }
        var text = this.responseText;
        var i,
            n = text.length;
        var result = new Uint8Array(n);
        for (i = 0; i < n; ++i) {
          result[i] = text.charCodeAt(i) & 0xFF;
        }
        return result.buffer;
      }
    });
  })();
  (function checkWindowBtoaCompatibility() {
    if ('btoa' in globalScope) {
      return;
    }
    var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
    globalScope.btoa = function (chars) {
      var buffer = '';
      var i, n;
      for (i = 0, n = chars.length; i < n; i += 3) {
        var b1 = chars.charCodeAt(i) & 0xFF;
        var b2 = chars.charCodeAt(i + 1) & 0xFF;
        var b3 = chars.charCodeAt(i + 2) & 0xFF;
        var d1 = b1 >> 2,
            d2 = (b1 & 3) << 4 | b2 >> 4;
        var d3 = i + 1 < n ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
        var d4 = i + 2 < n ? b3 & 0x3F : 64;
        buffer += digits.charAt(d1) + digits.charAt(d2) + digits.charAt(d3) + digits.charAt(d4);
      }
      return buffer;
    };
  })();
  (function checkWindowAtobCompatibility() {
    if ('atob' in globalScope) {
      return;
    }
    var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
    globalScope.atob = function (input) {
      input = input.replace(/=+$/, '');
      if (input.length % 4 === 1) {
        throw new Error('bad atob input');
      }
      for (var bc = 0, bs, buffer, idx = 0, output = ''; buffer = input.charAt(idx++); ~buffer && (bs = bc % 4 ? bs * 64 + buffer : buffer, bc++ % 4) ? output += String.fromCharCode(255 & bs >> (-2 * bc & 6)) : 0) {
        buffer = digits.indexOf(buffer);
      }
      return output;
    };
  })();
  (function checkFunctionPrototypeBindCompatibility() {
    if (typeof Function.prototype.bind !== 'undefined') {
      return;
    }
    Function.prototype.bind = function functionPrototypeBind(obj) {
      var fn = this,
          headArgs = Array.prototype.slice.call(arguments, 1);
      var bound = function functionPrototypeBindBound() {
        var args = headArgs.concat(Array.prototype.slice.call(arguments));
        return fn.apply(obj, args);
      };
      return bound;
    };
  })();
  (function checkDatasetProperty() {
    if (!hasDOM) {
      return;
    }
    var div = document.createElement('div');
    if ('dataset' in div) {
      return;
    }
    Object.defineProperty(HTMLElement.prototype, 'dataset', {
      get: function () {
        if (this._dataset) {
          return this._dataset;
        }
        var dataset = {};
        for (var j = 0, jj = this.attributes.length; j < jj; j++) {
          var attribute = this.attributes[j];
          if (attribute.name.substring(0, 5) !== 'data-') {
            continue;
          }
          var key = attribute.name.substring(5).replace(/\-([a-z])/g, function (all, ch) {
            return ch.toUpperCase();
          });
          dataset[key] = attribute.value;
        }
        Object.defineProperty(this, '_dataset', {
          value: dataset,
          writable: false,
          enumerable: false
        });
        return dataset;
      },
      enumerable: true
    });
  })();
  (function checkClassListProperty() {
    function changeList(element, itemName, add, remove) {
      var s = element.className || '';
      var list = s.split(/\s+/g);
      if (list[0] === '') {
        list.shift();
      }
      var index = list.indexOf(itemName);
      if (index < 0 && add) {
        list.push(itemName);
      }
      if (index >= 0 && remove) {
        list.splice(index, 1);
      }
      element.className = list.join(' ');
      return index >= 0;
    }
    if (!hasDOM) {
      return;
    }
    var div = document.createElement('div');
    if ('classList' in div) {
      return;
    }
    var classListPrototype = {
      add: function (name) {
        changeList(this.element, name, true, false);
      },
      contains: function (name) {
        return changeList(this.element, name, false, false);
      },
      remove: function (name) {
        changeList(this.element, name, false, true);
      },
      toggle: function (name) {
        changeList(this.element, name, true, true);
      }
    };
    Object.defineProperty(HTMLElement.prototype, 'classList', {
      get: function () {
        if (this._classList) {
          return this._classList;
        }
        var classList = Object.create(classListPrototype, {
          element: {
            value: this,
            writable: false,
            enumerable: true
          }
        });
        Object.defineProperty(this, '_classList', {
          value: classList,
          writable: false,
          enumerable: false
        });
        return classList;
      },
      enumerable: true
    });
  })();
  (function checkWorkerConsoleCompatibility() {
    if (typeof importScripts === 'undefined' || 'console' in globalScope) {
      return;
    }
    var consoleTimer = {};
    var workerConsole = {
      log: function log() {
        var args = Array.prototype.slice.call(arguments);
        globalScope.postMessage({
          targetName: 'main',
          action: 'console_log',
          data: args
        });
      },
      error: function error() {
        var args = Array.prototype.slice.call(arguments);
        globalScope.postMessage({
          targetName: 'main',
          action: 'console_error',
          data: args
        });
      },
      time: function time(name) {
        consoleTimer[name] = Date.now();
      },
      timeEnd: function timeEnd(name) {
        var time = consoleTimer[name];
        if (!time) {
          throw new Error('Unknown timer name ' + name);
        }
        this.log('Timer:', name, Date.now() - time);
      }
    };
    globalScope.console = workerConsole;
  })();
  (function checkConsoleCompatibility() {
    if (!hasDOM) {
      return;
    }
    if (!('console' in window)) {
      window.console = {
        log: function () {},
        error: function () {},
        warn: function () {}
      };
      return;
    }
    if (!('bind' in console.log)) {
      console.log = function (fn) {
        return function (msg) {
          return fn(msg);
        };
      }(console.log);
      console.error = function (fn) {
        return function (msg) {
          return fn(msg);
        };
      }(console.error);
      console.warn = function (fn) {
        return function (msg) {
          return fn(msg);
        };
      }(console.warn);
      return;
    }
  })();
  (function checkOnClickCompatibility() {
    function ignoreIfTargetDisabled(event) {
      if (isDisabled(event.target)) {
        event.stopPropagation();
      }
    }
    function isDisabled(node) {
      return node.disabled || node.parentNode && isDisabled(node.parentNode);
    }
    if (isOpera) {
      document.addEventListener('click', ignoreIfTargetDisabled, true);
    }
  })();
  (function checkOnBlobSupport() {
    if (isIE || isIOSChrome) {
      PDFJS.disableCreateObjectURL = true;
    }
  })();
  (function checkNavigatorLanguage() {
    if (typeof navigator === 'undefined') {
      return;
    }
    if ('language' in navigator) {
      return;
    }
    PDFJS.locale = navigator.userLanguage || 'en-US';
  })();
  (function checkRangeRequests() {
    if (isSafari || isAndroidPre3 || isChromeWithRangeBug || isIOS) {
      PDFJS.disableRange = true;
      PDFJS.disableStream = true;
    }
  })();
  (function checkHistoryManipulation() {
    if (!hasDOM) {
      return;
    }
    if (!history.pushState || isAndroidPre3) {
      PDFJS.disableHistory = true;
    }
  })();
  (function checkSetPresenceInImageData() {
    if (!hasDOM) {
      return;
    }
    if (window.CanvasPixelArray) {
      if (typeof window.CanvasPixelArray.prototype.set !== 'function') {
        window.CanvasPixelArray.prototype.set = function (arr) {
          for (var i = 0, ii = this.length; i < ii; i++) {
            this[i] = arr[i];
          }
        };
      }
    } else {
      var polyfill = false,
          versionMatch;
      if (isChrome) {
        versionMatch = userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);
        polyfill = versionMatch && parseInt(versionMatch[2]) < 21;
      } else if (isAndroid) {
        polyfill = isAndroidPre5;
      } else if (isSafari) {
        versionMatch = userAgent.match(/Version\/([0-9]+)\.([0-9]+)\.([0-9]+) Safari\//);
        polyfill = versionMatch && parseInt(versionMatch[1]) < 6;
      }
      if (polyfill) {
        var contextPrototype = window.CanvasRenderingContext2D.prototype;
        var createImageData = contextPrototype.createImageData;
        contextPrototype.createImageData = function (w, h) {
          var imageData = createImageData.call(this, w, h);
          imageData.data.set = function (arr) {
            for (var i = 0, ii = this.length; i < ii; i++) {
              this[i] = arr[i];
            }
          };
          return imageData;
        };
        contextPrototype = null;
      }
    }
  })();
  (function checkRequestAnimationFrame() {
    function installFakeAnimationFrameFunctions() {
      window.requestAnimationFrame = function (callback) {
        return window.setTimeout(callback, 20);
      };
      window.cancelAnimationFrame = function (timeoutID) {
        window.clearTimeout(timeoutID);
      };
    }
    if (!hasDOM) {
      return;
    }
    if (isIOS) {
      installFakeAnimationFrameFunctions();
      return;
    }
    if ('requestAnimationFrame' in window) {
      return;
    }
    window.requestAnimationFrame = window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame;
    if (window.requestAnimationFrame) {
      return;
    }
    installFakeAnimationFrameFunctions();
  })();
  (function checkCanvasSizeLimitation() {
    if (isIOS || isAndroid) {
      PDFJS.maxCanvasPixels = 5242880;
    }
  })();
  (function checkFullscreenSupport() {
    if (!hasDOM) {
      return;
    }
    if (isIE && window.parent !== window) {
      PDFJS.disableFullscreen = true;
    }
  })();
  (function checkCurrentScript() {
    if (!hasDOM) {
      return;
    }
    if ('currentScript' in document) {
      return;
    }
    Object.defineProperty(document, 'currentScript', {
      get: function () {
        var scripts = document.getElementsByTagName('script');
        return scripts[scripts.length - 1];
      },
      enumerable: true,
      configurable: true
    });
  })();
  (function checkInputTypeNumberAssign() {
    if (!hasDOM) {
      return;
    }
    var el = document.createElement('input');
    try {
      el.type = 'number';
    } catch (ex) {
      var inputProto = el.constructor.prototype;
      var typeProperty = Object.getOwnPropertyDescriptor(inputProto, 'type');
      Object.defineProperty(inputProto, 'type', {
        get: function () {
          return typeProperty.get.call(this);
        },
        set: function (value) {
          typeProperty.set.call(this, value === 'number' ? 'text' : value);
        },
        enumerable: true,
        configurable: true
      });
    }
  })();
  (function checkDocumentReadyState() {
    if (!hasDOM) {
      return;
    }
    if (!document.attachEvent) {
      return;
    }
    var documentProto = document.constructor.prototype;
    var readyStateProto = Object.getOwnPropertyDescriptor(documentProto, 'readyState');
    Object.defineProperty(documentProto, 'readyState', {
      get: function () {
        var value = readyStateProto.get.call(this);
        return value === 'interactive' ? 'loading' : value;
      },
      set: function (value) {
        readyStateProto.set.call(this, value);
      },
      enumerable: true,
      configurable: true
    });
  })();
  (function checkChildNodeRemove() {
    if (!hasDOM) {
      return;
    }
    if (typeof Element.prototype.remove !== 'undefined') {
      return;
    }
    Element.prototype.remove = function () {
      if (this.parentNode) {
        this.parentNode.removeChild(this);
      }
    };
  })();
  (function checkPromise() {
    if (globalScope.Promise) {
      if (typeof globalScope.Promise.all !== 'function') {
        globalScope.Promise.all = function (iterable) {
          var count = 0,
              results = [],
              resolve,
              reject;
          var promise = new globalScope.Promise(function (resolve_, reject_) {
            resolve = resolve_;
            reject = reject_;
          });
          iterable.forEach(function (p, i) {
            count++;
            p.then(function (result) {
              results[i] = result;
              count--;
              if (count === 0) {
                resolve(results);
              }
            }, reject);
          });
          if (count === 0) {
            resolve(results);
          }
          return promise;
        };
      }
      if (typeof globalScope.Promise.resolve !== 'function') {
        globalScope.Promise.resolve = function (value) {
          return new globalScope.Promise(function (resolve) {
            resolve(value);
          });
        };
      }
      if (typeof globalScope.Promise.reject !== 'function') {
        globalScope.Promise.reject = function (reason) {
          return new globalScope.Promise(function (resolve, reject) {
            reject(reason);
          });
        };
      }
      if (typeof globalScope.Promise.prototype.catch !== 'function') {
        globalScope.Promise.prototype.catch = function (onReject) {
          return globalScope.Promise.prototype.then(undefined, onReject);
        };
      }
      return;
    }
    var STATUS_PENDING = 0;
    var STATUS_RESOLVED = 1;
    var STATUS_REJECTED = 2;
    var REJECTION_TIMEOUT = 500;
    var HandlerManager = {
      handlers: [],
      running: false,
      unhandledRejections: [],
      pendingRejectionCheck: false,
      scheduleHandlers: function scheduleHandlers(promise) {
        if (promise._status === STATUS_PENDING) {
          return;
        }
        this.handlers = this.handlers.concat(promise._handlers);
        promise._handlers = [];
        if (this.running) {
          return;
        }
        this.running = true;
        setTimeout(this.runHandlers.bind(this), 0);
      },
      runHandlers: function runHandlers() {
        var RUN_TIMEOUT = 1;
        var timeoutAt = Date.now() + RUN_TIMEOUT;
        while (this.handlers.length > 0) {
          var handler = this.handlers.shift();
          var nextStatus = handler.thisPromise._status;
          var nextValue = handler.thisPromise._value;
          try {
            if (nextStatus === STATUS_RESOLVED) {
              if (typeof handler.onResolve === 'function') {
                nextValue = handler.onResolve(nextValue);
              }
            } else if (typeof handler.onReject === 'function') {
              nextValue = handler.onReject(nextValue);
              nextStatus = STATUS_RESOLVED;
              if (handler.thisPromise._unhandledRejection) {
                this.removeUnhandeledRejection(handler.thisPromise);
              }
            }
          } catch (ex) {
            nextStatus = STATUS_REJECTED;
            nextValue = ex;
          }
          handler.nextPromise._updateStatus(nextStatus, nextValue);
          if (Date.now() >= timeoutAt) {
            break;
          }
        }
        if (this.handlers.length > 0) {
          setTimeout(this.runHandlers.bind(this), 0);
          return;
        }
        this.running = false;
      },
      addUnhandledRejection: function addUnhandledRejection(promise) {
        this.unhandledRejections.push({
          promise: promise,
          time: Date.now()
        });
        this.scheduleRejectionCheck();
      },
      removeUnhandeledRejection: function removeUnhandeledRejection(promise) {
        promise._unhandledRejection = false;
        for (var i = 0; i < this.unhandledRejections.length; i++) {
          if (this.unhandledRejections[i].promise === promise) {
            this.unhandledRejections.splice(i);
            i--;
          }
        }
      },
      scheduleRejectionCheck: function scheduleRejectionCheck() {
        if (this.pendingRejectionCheck) {
          return;
        }
        this.pendingRejectionCheck = true;
        setTimeout(function rejectionCheck() {
          this.pendingRejectionCheck = false;
          var now = Date.now();
          for (var i = 0; i < this.unhandledRejections.length; i++) {
            if (now - this.unhandledRejections[i].time > REJECTION_TIMEOUT) {
              var unhandled = this.unhandledRejections[i].promise._value;
              var msg = 'Unhandled rejection: ' + unhandled;
              if (unhandled.stack) {
                msg += '\n' + unhandled.stack;
              }
              try {
                throw new Error(msg);
              } catch (_) {
                console.warn(msg);
              }
              this.unhandledRejections.splice(i);
              i--;
            }
          }
          if (this.unhandledRejections.length) {
            this.scheduleRejectionCheck();
          }
        }.bind(this), REJECTION_TIMEOUT);
      }
    };
    var Promise = function Promise(resolver) {
      this._status = STATUS_PENDING;
      this._handlers = [];
      try {
        resolver.call(this, this._resolve.bind(this), this._reject.bind(this));
      } catch (e) {
        this._reject(e);
      }
    };
    Promise.all = function Promise_all(promises) {
      var resolveAll, rejectAll;
      var deferred = new Promise(function (resolve, reject) {
        resolveAll = resolve;
        rejectAll = reject;
      });
      var unresolved = promises.length;
      var results = [];
      if (unresolved === 0) {
        resolveAll(results);
        return deferred;
      }
      function reject(reason) {
        if (deferred._status === STATUS_REJECTED) {
          return;
        }
        results = [];
        rejectAll(reason);
      }
      for (var i = 0, ii = promises.length; i < ii; ++i) {
        var promise = promises[i];
        var resolve = function (i) {
          return function (value) {
            if (deferred._status === STATUS_REJECTED) {
              return;
            }
            results[i] = value;
            unresolved--;
            if (unresolved === 0) {
              resolveAll(results);
            }
          };
        }(i);
        if (Promise.isPromise(promise)) {
          promise.then(resolve, reject);
        } else {
          resolve(promise);
        }
      }
      return deferred;
    };
    Promise.isPromise = function Promise_isPromise(value) {
      return value && typeof value.then === 'function';
    };
    Promise.resolve = function Promise_resolve(value) {
      return new Promise(function (resolve) {
        resolve(value);
      });
    };
    Promise.reject = function Promise_reject(reason) {
      return new Promise(function (resolve, reject) {
        reject(reason);
      });
    };
    Promise.prototype = {
      _status: null,
      _value: null,
      _handlers: null,
      _unhandledRejection: null,
      _updateStatus: function Promise__updateStatus(status, value) {
        if (this._status === STATUS_RESOLVED || this._status === STATUS_REJECTED) {
          return;
        }
        if (status === STATUS_RESOLVED && Promise.isPromise(value)) {
          value.then(this._updateStatus.bind(this, STATUS_RESOLVED), this._updateStatus.bind(this, STATUS_REJECTED));
          return;
        }
        this._status = status;
        this._value = value;
        if (status === STATUS_REJECTED && this._handlers.length === 0) {
          this._unhandledRejection = true;
          HandlerManager.addUnhandledRejection(this);
        }
        HandlerManager.scheduleHandlers(this);
      },
      _resolve: function Promise_resolve(value) {
        this._updateStatus(STATUS_RESOLVED, value);
      },
      _reject: function Promise_reject(reason) {
        this._updateStatus(STATUS_REJECTED, reason);
      },
      then: function Promise_then(onResolve, onReject) {
        var nextPromise = new Promise(function (resolve, reject) {
          this.resolve = resolve;
          this.reject = reject;
        });
        this._handlers.push({
          thisPromise: this,
          onResolve: onResolve,
          onReject: onReject,
          nextPromise: nextPromise
        });
        HandlerManager.scheduleHandlers(this);
        return nextPromise;
      },
      catch: function Promise_catch(onReject) {
        return this.then(undefined, onReject);
      }
    };
    globalScope.Promise = Promise;
  })();
  (function checkWeakMap() {
    if (globalScope.WeakMap) {
      return;
    }
    var id = 0;
    function WeakMap() {
      this.id = '$weakmap' + id++;
    }
    WeakMap.prototype = {
      has: function (obj) {
        return !!Object.getOwnPropertyDescriptor(obj, this.id);
      },
      get: function (obj, defaultValue) {
        return this.has(obj) ? obj[this.id] : defaultValue;
      },
      set: function (obj, value) {
        Object.defineProperty(obj, this.id, {
          value: value,
          enumerable: false,
          configurable: true
        });
      },
      delete: function (obj) {
        delete obj[this.id];
      }
    };
    globalScope.WeakMap = WeakMap;
  })();
  (function checkURLConstructor() {
    var hasWorkingUrl = false;
    try {
      if (typeof URL === 'function' && typeof URL.prototype === 'object' && 'origin' in URL.prototype) {
        var u = new URL('b', 'http://a');
        u.pathname = 'c%20d';
        hasWorkingUrl = u.href === 'http://a/c%20d';
      }
    } catch (e) {}
    if (hasWorkingUrl) {
      return;
    }
    var relative = Object.create(null);
    relative['ftp'] = 21;
    relative['file'] = 0;
    relative['gopher'] = 70;
    relative['http'] = 80;
    relative['https'] = 443;
    relative['ws'] = 80;
    relative['wss'] = 443;
    var relativePathDotMapping = Object.create(null);
    relativePathDotMapping['%2e'] = '.';
    relativePathDotMapping['.%2e'] = '..';
    relativePathDotMapping['%2e.'] = '..';
    relativePathDotMapping['%2e%2e'] = '..';
    function isRelativeScheme(scheme) {
      return relative[scheme] !== undefined;
    }
    function invalid() {
      clear.call(this);
      this._isInvalid = true;
    }
    function IDNAToASCII(h) {
      if (h === '') {
        invalid.call(this);
      }
      return h.toLowerCase();
    }
    function percentEscape(c) {
      var unicode = c.charCodeAt(0);
      if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x3F, 0x60].indexOf(unicode) === -1) {
        return c;
      }
      return encodeURIComponent(c);
    }
    function percentEscapeQuery(c) {
      var unicode = c.charCodeAt(0);
      if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x60].indexOf(unicode) === -1) {
        return c;
      }
      return encodeURIComponent(c);
    }
    var EOF,
        ALPHA = /[a-zA-Z]/,
        ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/;
    function parse(input, stateOverride, base) {
      function err(message) {
        errors.push(message);
      }
      var state = stateOverride || 'scheme start',
          cursor = 0,
          buffer = '',
          seenAt = false,
          seenBracket = false,
          errors = [];
      loop: while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) {
        var c = input[cursor];
        switch (state) {
          case 'scheme start':
            if (c && ALPHA.test(c)) {
              buffer += c.toLowerCase();
              state = 'scheme';
            } else if (!stateOverride) {
              buffer = '';
              state = 'no scheme';
              continue;
            } else {
              err('Invalid scheme.');
              break loop;
            }
            break;
          case 'scheme':
            if (c && ALPHANUMERIC.test(c)) {
              buffer += c.toLowerCase();
            } else if (c === ':') {
              this._scheme = buffer;
              buffer = '';
              if (stateOverride) {
                break loop;
              }
              if (isRelativeScheme(this._scheme)) {
                this._isRelative = true;
              }
              if (this._scheme === 'file') {
                state = 'relative';
              } else if (this._isRelative && base && base._scheme === this._scheme) {
                state = 'relative or authority';
              } else if (this._isRelative) {
                state = 'authority first slash';
              } else {
                state = 'scheme data';
              }
            } else if (!stateOverride) {
              buffer = '';
              cursor = 0;
              state = 'no scheme';
              continue;
            } else if (c === EOF) {
              break loop;
            } else {
              err('Code point not allowed in scheme: ' + c);
              break loop;
            }
            break;
          case 'scheme data':
            if (c === '?') {
              this._query = '?';
              state = 'query';
            } else if (c === '#') {
              this._fragment = '#';
              state = 'fragment';
            } else {
              if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
                this._schemeData += percentEscape(c);
              }
            }
            break;
          case 'no scheme':
            if (!base || !isRelativeScheme(base._scheme)) {
              err('Missing scheme.');
              invalid.call(this);
            } else {
              state = 'relative';
              continue;
            }
            break;
          case 'relative or authority':
            if (c === '/' && input[cursor + 1] === '/') {
              state = 'authority ignore slashes';
            } else {
              err('Expected /, got: ' + c);
              state = 'relative';
              continue;
            }
            break;
          case 'relative':
            this._isRelative = true;
            if (this._scheme !== 'file') {
              this._scheme = base._scheme;
            }
            if (c === EOF) {
              this._host = base._host;
              this._port = base._port;
              this._path = base._path.slice();
              this._query = base._query;
              this._username = base._username;
              this._password = base._password;
              break loop;
            } else if (c === '/' || c === '\\') {
              if (c === '\\') {
                err('\\ is an invalid code point.');
              }
              state = 'relative slash';
            } else if (c === '?') {
              this._host = base._host;
              this._port = base._port;
              this._path = base._path.slice();
              this._query = '?';
              this._username = base._username;
              this._password = base._password;
              state = 'query';
            } else if (c === '#') {
              this._host = base._host;
              this._port = base._port;
              this._path = base._path.slice();
              this._query = base._query;
              this._fragment = '#';
              this._username = base._username;
              this._password = base._password;
              state = 'fragment';
            } else {
              var nextC = input[cursor + 1];
              var nextNextC = input[cursor + 2];
              if (this._scheme !== 'file' || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || nextNextC !== EOF && nextNextC !== '/' && nextNextC !== '\\' && nextNextC !== '?' && nextNextC !== '#') {
                this._host = base._host;
                this._port = base._port;
                this._username = base._username;
                this._password = base._password;
                this._path = base._path.slice();
                this._path.pop();
              }
              state = 'relative path';
              continue;
            }
            break;
          case 'relative slash':
            if (c === '/' || c === '\\') {
              if (c === '\\') {
                err('\\ is an invalid code point.');
              }
              if (this._scheme === 'file') {
                state = 'file host';
              } else {
                state = 'authority ignore slashes';
              }
            } else {
              if (this._scheme !== 'file') {
                this._host = base._host;
                this._port = base._port;
                this._username = base._username;
                this._password = base._password;
              }
              state = 'relative path';
              continue;
            }
            break;
          case 'authority first slash':
            if (c === '/') {
              state = 'authority second slash';
            } else {
              err('Expected \'/\', got: ' + c);
              state = 'authority ignore slashes';
              continue;
            }
            break;
          case 'authority second slash':
            state = 'authority ignore slashes';
            if (c !== '/') {
              err('Expected \'/\', got: ' + c);
              continue;
            }
            break;
          case 'authority ignore slashes':
            if (c !== '/' && c !== '\\') {
              state = 'authority';
              continue;
            } else {
              err('Expected authority, got: ' + c);
            }
            break;
          case 'authority':
            if (c === '@') {
              if (seenAt) {
                err('@ already seen.');
                buffer += '%40';
              }
              seenAt = true;
              for (var i = 0; i < buffer.length; i++) {
                var cp = buffer[i];
                if (cp === '\t' || cp === '\n' || cp === '\r') {
                  err('Invalid whitespace in authority.');
                  continue;
                }
                if (cp === ':' && this._password === null) {
                  this._password = '';
                  continue;
                }
                var tempC = percentEscape(cp);
                if (this._password !== null) {
                  this._password += tempC;
                } else {
                  this._username += tempC;
                }
              }
              buffer = '';
            } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
              cursor -= buffer.length;
              buffer = '';
              state = 'host';
              continue;
            } else {
              buffer += c;
            }
            break;
          case 'file host':
            if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
              if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) {
                state = 'relative path';
              } else if (buffer.length === 0) {
                state = 'relative path start';
              } else {
                this._host = IDNAToASCII.call(this, buffer);
                buffer = '';
                state = 'relative path start';
              }
              continue;
            } else if (c === '\t' || c === '\n' || c === '\r') {
              err('Invalid whitespace in file host.');
            } else {
              buffer += c;
            }
            break;
          case 'host':
          case 'hostname':
            if (c === ':' && !seenBracket) {
              this._host = IDNAToASCII.call(this, buffer);
              buffer = '';
              state = 'port';
              if (stateOverride === 'hostname') {
                break loop;
              }
            } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
              this._host = IDNAToASCII.call(this, buffer);
              buffer = '';
              state = 'relative path start';
              if (stateOverride) {
                break loop;
              }
              continue;
            } else if (c !== '\t' && c !== '\n' && c !== '\r') {
              if (c === '[') {
                seenBracket = true;
              } else if (c === ']') {
                seenBracket = false;
              }
              buffer += c;
            } else {
              err('Invalid code point in host/hostname: ' + c);
            }
            break;
          case 'port':
            if (/[0-9]/.test(c)) {
              buffer += c;
            } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) {
              if (buffer !== '') {
                var temp = parseInt(buffer, 10);
                if (temp !== relative[this._scheme]) {
                  this._port = temp + '';
                }
                buffer = '';
              }
              if (stateOverride) {
                break loop;
              }
              state = 'relative path start';
              continue;
            } else if (c === '\t' || c === '\n' || c === '\r') {
              err('Invalid code point in port: ' + c);
            } else {
              invalid.call(this);
            }
            break;
          case 'relative path start':
            if (c === '\\') {
              err('\'\\\' not allowed in path.');
            }
            state = 'relative path';
            if (c !== '/' && c !== '\\') {
              continue;
            }
            break;
          case 'relative path':
            if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) {
              if (c === '\\') {
                err('\\ not allowed in relative path.');
              }
              var tmp;
              if (tmp = relativePathDotMapping[buffer.toLowerCase()]) {
                buffer = tmp;
              }
              if (buffer === '..') {
                this._path.pop();
                if (c !== '/' && c !== '\\') {
                  this._path.push('');
                }
              } else if (buffer === '.' && c !== '/' && c !== '\\') {
                this._path.push('');
              } else if (buffer !== '.') {
                if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') {
                  buffer = buffer[0] + ':';
                }
                this._path.push(buffer);
              }
              buffer = '';
              if (c === '?') {
                this._query = '?';
                state = 'query';
              } else if (c === '#') {
                this._fragment = '#';
                state = 'fragment';
              }
            } else if (c !== '\t' && c !== '\n' && c !== '\r') {
              buffer += percentEscape(c);
            }
            break;
          case 'query':
            if (!stateOverride && c === '#') {
              this._fragment = '#';
              state = 'fragment';
            } else if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
              this._query += percentEscapeQuery(c);
            }
            break;
          case 'fragment':
            if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
              this._fragment += c;
            }
            break;
        }
        cursor++;
      }
    }
    function clear() {
      this._scheme = '';
      this._schemeData = '';
      this._username = '';
      this._password = null;
      this._host = '';
      this._port = '';
      this._path = [];
      this._query = '';
      this._fragment = '';
      this._isInvalid = false;
      this._isRelative = false;
    }
    function JURL(url, base) {
      if (base !== undefined && !(base instanceof JURL)) {
        base = new JURL(String(base));
      }
      this._url = url;
      clear.call(this);
      var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, '');
      parse.call(this, input, null, base);
    }
    JURL.prototype = {
      toString: function () {
        return this.href;
      },
      get href() {
        if (this._isInvalid) {
          return this._url;
        }
        var authority = '';
        if (this._username !== '' || this._password !== null) {
          authority = this._username + (this._password !== null ? ':' + this._password : '') + '@';
        }
        return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment;
      },
      set href(href) {
        clear.call(this);
        parse.call(this, href);
      },
      get protocol() {
        return this._scheme + ':';
      },
      set protocol(protocol) {
        if (this._isInvalid) {
          return;
        }
        parse.call(this, protocol + ':', 'scheme start');
      },
      get host() {
        return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host;
      },
      set host(host) {
        if (this._isInvalid || !this._isRelative) {
          return;
        }
        parse.call(this, host, 'host');
      },
      get hostname() {
        return this._host;
      },
      set hostname(hostname) {
        if (this._isInvalid || !this._isRelative) {
          return;
        }
        parse.call(this, hostname, 'hostname');
      },
      get port() {
        return this._port;
      },
      set port(port) {
        if (this._isInvalid || !this._isRelative) {
          return;
        }
        parse.call(this, port, 'port');
      },
      get pathname() {
        return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData;
      },
      set pathname(pathname) {
        if (this._isInvalid || !this._isRelative) {
          return;
        }
        this._path = [];
        parse.call(this, pathname, 'relative path start');
      },
      get search() {
        return this._isInvalid || !this._query || this._query === '?' ? '' : this._query;
      },
      set search(search) {
        if (this._isInvalid || !this._isRelative) {
          return;
        }
        this._query = '?';
        if (search[0] === '?') {
          search = search.slice(1);
        }
        parse.call(this, search, 'query');
      },
      get hash() {
        return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment;
      },
      set hash(hash) {
        if (this._isInvalid) {
          return;
        }
        this._fragment = '#';
        if (hash[0] === '#') {
          hash = hash.slice(1);
        }
        parse.call(this, hash, 'fragment');
      },
      get origin() {
        var host;
        if (this._isInvalid || !this._scheme) {
          return '';
        }
        switch (this._scheme) {
          case 'data':
          case 'file':
          case 'javascript':
          case 'mailto':
            return 'null';
        }
        host = this.host;
        if (!host) {
          return '';
        }
        return this._scheme + '://' + host;
      }
    };
    var OriginalURL = globalScope.URL;
    if (OriginalURL) {
      JURL.createObjectURL = function (blob) {
        return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
      };
      JURL.revokeObjectURL = function (url) {
        OriginalURL.revokeObjectURL(url);
      };
    }
    globalScope.URL = JURL;
  })();
}
/* WEBPACK VAR INJECTION */}.call(exports, __w_pdfjs_require__(6)))

/***/ }),
/* 14 */
/***/ (function(module, exports, __w_pdfjs_require__) {

"use strict";


var pdfjsVersion = '1.8.188';
var pdfjsBuild = 'ad1023ff';
var pdfjsSharedUtil = __w_pdfjs_require__(0);
var pdfjsDisplayGlobal = __w_pdfjs_require__(9);
var pdfjsDisplayAPI = __w_pdfjs_require__(3);
var pdfjsDisplayTextLayer = __w_pdfjs_require__(5);
var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(2);
var pdfjsDisplayDOMUtils = __w_pdfjs_require__(1);
var pdfjsDisplaySVG = __w_pdfjs_require__(4);
exports.PDFJS = pdfjsDisplayGlobal.PDFJS;
exports.build = pdfjsDisplayAPI.build;
exports.version = pdfjsDisplayAPI.version;
exports.getDocument = pdfjsDisplayAPI.getDocument;
exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
exports.CustomStyle = pdfjsDisplayDOMUtils.CustomStyle;
exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
exports.OPS = pdfjsSharedUtil.OPS;
exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
exports.isValidUrl = pdfjsDisplayDOMUtils.isValidUrl;
exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
exports.shadow = pdfjsSharedUtil.shadow;
exports.createBlob = pdfjsSharedUtil.createBlob;
exports.RenderingCancelledException = pdfjsDisplayDOMUtils.RenderingCancelledException;
exports.getFilenameFromUrl = pdfjsDisplayDOMUtils.getFilenameFromUrl;
exports.addLinkAttributes = pdfjsDisplayDOMUtils.addLinkAttributes;

/***/ })
/******/ ]);
});