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DigitalScholl/Learun.Framework.Ultimate V7/Learun.Application.Web/Content/jquery/qrcode.min.js

700 行
41 KiB
原始文件 Blame 文件历史 

  1. /**

  2.  * @fileoverview

  3.  * - Using the 'QRCode for Javascript library'

  4.  * - Fixed dataset of 'QRCode for Javascript library' for support full-spec.

  5.  * - this library has no dependencies.

  6.  * 

  7.  * @author davidshimjs

  8.  * @see <a href="http://www.d-project.com/" target="_blank">http://www.d-project.com/</a>

  9.  * @see <a href="http://jeromeetienne.github.com/jquery-qrcode/" target="_blank">http://jeromeetienne.github.com/jquery-qrcode/</a>

  10.  */

  11. var QRCode;

  12. 

  13. (function () {

  14.     //---------------------------------------------------------------------

  15.     // QRCode for JavaScript

  16.     //

  17.     // Copyright (c) 2009 Kazuhiko Arase

  18.     //

  19.     // URL: http://www.d-project.com/

  20.     //

  21.     // Licensed under the MIT license:

  22.     //   http://www.opensource.org/licenses/mit-license.php

  23.     //

  24.     // The word "QR Code" is registered trademark of 

  25.     // DENSO WAVE INCORPORATED

  26.     //   http://www.denso-wave.com/qrcode/faqpatent-e.html

  27.     //

  28.     //---------------------------------------------------------------------

  29.     function QR8bitByte(data) {

  30.         this.mode = QRMode.MODE_8BIT_BYTE;

  31.         this.data = data;

  32.         this.parsedData = [];

  33. 

  34.         // Added to support UTF-8 Characters

  35.         for (var i = 0, l = this.data.length; i < l; i++) {

  36.             var byteArray = [];

  37.             var code = this.data.charCodeAt(i);

  38. 

  39.             if (code > 0x10000) {

  40.                 byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18);

  41.                 byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12);

  42.                 byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6);

  43.                 byteArray[3] = 0x80 | (code & 0x3F);

  44.             } else if (code > 0x800) {

  45.                 byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12);

  46.                 byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6);

  47.                 byteArray[2] = 0x80 | (code & 0x3F);

  48.             } else if (code > 0x80) {

  49.                 byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6);

  50.                 byteArray[1] = 0x80 | (code & 0x3F);

  51.             } else {

  52.                 byteArray[0] = code;

  53.             }

  54. 

  55.             this.parsedData.push(byteArray);

  56.         }

  57. 

  58.         this.parsedData = Array.prototype.concat.apply([], this.parsedData);

  59. 

  60.         if (this.parsedData.length != this.data.length) {

  61.             this.parsedData.unshift(191);

  62.             this.parsedData.unshift(187);

  63.             this.parsedData.unshift(239);

  64.         }

  65.     }

  66. 

  67.     QR8bitByte.prototype = {

  68.         getLength: function (buffer) {

  69.             return this.parsedData.length;

  70.         },

  71.         write: function (buffer) {

  72.             for (var i = 0, l = this.parsedData.length; i < l; i++) {

  73.                 buffer.put(this.parsedData[i], 8);

  74.             }

  75.         }

  76.     };

  77. 

  78.     function QRCodeModel(typeNumber, errorCorrectLevel) {

  79.         this.typeNumber = typeNumber;

  80.         this.errorCorrectLevel = errorCorrectLevel;

  81.         this.modules = null;

  82.         this.moduleCount = 0;

  83.         this.dataCache = null;

  84.         this.dataList = [];

  85.     }

  86. 

  87.     QRCodeModel.prototype = {

  88.         addData: function (data) { var newData = new QR8bitByte(data); this.dataList.push(newData); this.dataCache = null; }, isDark: function (row, col) {

  89.             if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) { throw new Error(row + "," + col); }

  90.             return this.modules[row][col];

  91.         }, getModuleCount: function () { return this.moduleCount; }, make: function () { this.makeImpl(false, this.getBestMaskPattern()); }, makeImpl: function (test, maskPattern) {

  92.         this.moduleCount = this.typeNumber * 4 + 17; this.modules = new Array(this.moduleCount); for (var row = 0; row < this.moduleCount; row++) { this.modules[row] = new Array(this.moduleCount); for (var col = 0; col < this.moduleCount; col++) { this.modules[row][col] = null; } }

  93.             this.setupPositionProbePattern(0, 0); this.setupPositionProbePattern(this.moduleCount - 7, 0); this.setupPositionProbePattern(0, this.moduleCount - 7); this.setupPositionAdjustPattern(); this.setupTimingPattern(); this.setupTypeInfo(test, maskPattern); if (this.typeNumber >= 7) { this.setupTypeNumber(test); }

  94.             if (this.dataCache == null) { this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList); }

  95.             this.mapData(this.dataCache, maskPattern);

  96.         }, setupPositionProbePattern: function (row, col) { for (var r = -1; r <= 7; r++) { if (row + r <= -1 || this.moduleCount <= row + r) continue; for (var c = -1; c <= 7; c++) { if (col + c <= -1 || this.moduleCount <= col + c) continue; if ((0 <= r && r <= 6 && (c == 0 || c == 6)) || (0 <= c && c <= 6 && (r == 0 || r == 6)) || (2 <= r && r <= 4 && 2 <= c && c <= 4)) { this.modules[row + r][col + c] = true; } else { this.modules[row + r][col + c] = false; } } } }, getBestMaskPattern: function () {

  97.             var minLostPoint = 0; var pattern = 0; for (var i = 0; i < 8; i++) { this.makeImpl(true, i); var lostPoint = QRUtil.getLostPoint(this); if (i == 0 || minLostPoint > lostPoint) { minLostPoint = lostPoint; pattern = i; } }

  98.             return pattern;

  99.         }, createMovieClip: function (target_mc, instance_name, depth) {

  100.             var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth); var cs = 1; this.make(); for (var row = 0; row < this.modules.length; row++) { var y = row * cs; for (var col = 0; col < this.modules[row].length; col++) { var x = col * cs; var dark = this.modules[row][col]; if (dark) { qr_mc.beginFill(0, 100); qr_mc.moveTo(x, y); qr_mc.lineTo(x + cs, y); qr_mc.lineTo(x + cs, y + cs); qr_mc.lineTo(x, y + cs); qr_mc.endFill(); } } }

  101.             return qr_mc;

  102.         }, setupTimingPattern: function () {

  103.             for (var r = 8; r < this.moduleCount - 8; r++) {

  104.                 if (this.modules[r][6] != null) { continue; }

  105.                 this.modules[r][6] = (r % 2 == 0);

  106.             }

  107.             for (var c = 8; c < this.moduleCount - 8; c++) {

  108.                 if (this.modules[6][c] != null) { continue; }

  109.                 this.modules[6][c] = (c % 2 == 0);

  110.             }

  111.         }, setupPositionAdjustPattern: function () {

  112.             var pos = QRUtil.getPatternPosition(this.typeNumber); for (var i = 0; i < pos.length; i++) {

  113.                 for (var j = 0; j < pos.length; j++) {

  114.                     var row = pos[i]; var col = pos[j]; if (this.modules[row][col] != null) { continue; }

  115.                     for (var r = -2; r <= 2; r++) { for (var c = -2; c <= 2; c++) { if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) { this.modules[row + r][col + c] = true; } else { this.modules[row + r][col + c] = false; } } }

  116.                 }

  117.             }

  118.         }, setupTypeNumber: function (test) {

  119.             var bits = QRUtil.getBCHTypeNumber(this.typeNumber); for (var i = 0; i < 18; i++) { var mod = (!test && ((bits >> i) & 1) == 1); this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod; }

  120.             for (var i = 0; i < 18; i++) { var mod = (!test && ((bits >> i) & 1) == 1); this.modules[i % 3 + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod; }

  121.         }, setupTypeInfo: function (test, maskPattern) {

  122.             var data = (this.errorCorrectLevel << 3) | maskPattern; var bits = QRUtil.getBCHTypeInfo(data); for (var i = 0; i < 15; i++) { var mod = (!test && ((bits >> i) & 1) == 1); if (i < 6) { this.modules[i][8] = mod; } else if (i < 8) { this.modules[i + 1][8] = mod; } else { this.modules[this.moduleCount - 15 + i][8] = mod; } }

  123.             for (var i = 0; i < 15; i++) { var mod = (!test && ((bits >> i) & 1) == 1); if (i < 8) { this.modules[8][this.moduleCount - i - 1] = mod; } else if (i < 9) { this.modules[8][15 - i - 1 + 1] = mod; } else { this.modules[8][15 - i - 1] = mod; } }

  124.             this.modules[this.moduleCount - 8][8] = (!test);

  125.         }, mapData: function (data, maskPattern) {

  126.             var inc = -1; var row = this.moduleCount - 1; var bitIndex = 7; var byteIndex = 0; for (var col = this.moduleCount - 1; col > 0; col -= 2) {

  127.                 if (col == 6) col--; while (true) {

  128.                     for (var c = 0; c < 2; c++) {

  129.                         if (this.modules[row][col - c] == null) {

  130.                             var dark = false; if (byteIndex < data.length) { dark = (((data[byteIndex] >>> bitIndex) & 1) == 1); }

  131.                             var mask = QRUtil.getMask(maskPattern, row, col - c); if (mask) { dark = !dark; }

  132.                             this.modules[row][col - c] = dark; bitIndex--; if (bitIndex == -1) { byteIndex++; bitIndex = 7; }

  133.                         }

  134.                     }

  135.                     row += inc; if (row < 0 || this.moduleCount <= row) { row -= inc; inc = -inc; break; }

  136.                 }

  137.             }

  138.         }

  139.     }; QRCodeModel.PAD0 = 0xEC; QRCodeModel.PAD1 = 0x11; QRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {

  140.         var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel); var buffer = new QRBitBuffer(); for (var i = 0; i < dataList.length; i++) { var data = dataList[i]; buffer.put(data.mode, 4); buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber)); data.write(buffer); }

  141.         var totalDataCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalDataCount += rsBlocks[i].dataCount; }

  142.         if (buffer.getLengthInBits() > totalDataCount * 8) {

  143.             throw new Error("code length overflow. ("

  144.                 + buffer.getLengthInBits()

  145.                 + ">"

  146.                 + totalDataCount * 8

  147.                 + ")");

  148.         }

  149.         if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { buffer.put(0, 4); }

  150.         while (buffer.getLengthInBits() % 8 != 0) { buffer.putBit(false); }

  151.         while (true) {

  152.             if (buffer.getLengthInBits() >= totalDataCount * 8) { break; }

  153.             buffer.put(QRCodeModel.PAD0, 8); if (buffer.getLengthInBits() >= totalDataCount * 8) { break; }

  154.             buffer.put(QRCodeModel.PAD1, 8);

  155.         }

  156.         return QRCodeModel.createBytes(buffer, rsBlocks);

  157.     }; QRCodeModel.createBytes = function (buffer, rsBlocks) {

  158.         var offset = 0; var maxDcCount = 0; var maxEcCount = 0; var dcdata = new Array(rsBlocks.length); var ecdata = new Array(rsBlocks.length); for (var r = 0; r < rsBlocks.length; r++) {

  159.             var dcCount = rsBlocks[r].dataCount; var ecCount = rsBlocks[r].totalCount - dcCount; maxDcCount = Math.max(maxDcCount, dcCount); maxEcCount = Math.max(maxEcCount, ecCount); dcdata[r] = new Array(dcCount); for (var i = 0; i < dcdata[r].length; i++) { dcdata[r][i] = 0xff & buffer.buffer[i + offset]; }

  160.             offset += dcCount; var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount); var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1); var modPoly = rawPoly.mod(rsPoly); ecdata[r] = new Array(rsPoly.getLength() - 1); for (var i = 0; i < ecdata[r].length; i++) { var modIndex = i + modPoly.getLength() - ecdata[r].length; ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0; }

  161.         }

  162.         var totalCodeCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalCodeCount += rsBlocks[i].totalCount; }

  163.         var data = new Array(totalCodeCount); var index = 0; for (var i = 0; i < maxDcCount; i++) { for (var r = 0; r < rsBlocks.length; r++) { if (i < dcdata[r].length) { data[index++] = dcdata[r][i]; } } }

  164.         for (var i = 0; i < maxEcCount; i++) { for (var r = 0; r < rsBlocks.length; r++) { if (i < ecdata[r].length) { data[index++] = ecdata[r][i]; } } }

  165.         return data;

  166.     }; var QRMode = { MODE_NUMBER: 1 << 0, MODE_ALPHA_NUM: 1 << 1, MODE_8BIT_BYTE: 1 << 2, MODE_KANJI: 1 << 3 }; var QRErrorCorrectLevel = { L: 1, M: 0, Q: 3, H: 2 }; var QRMaskPattern = { PATTERN000: 0, PATTERN001: 1, PATTERN010: 2, PATTERN011: 3, PATTERN100: 4, PATTERN101: 5, PATTERN110: 6, PATTERN111: 7 }; var QRUtil = {

  167.         PATTERN_POSITION_TABLE: [[], [6, 18], [6, 22], [6, 26], [6, 30], [6, 34], [6, 22, 38], [6, 24, 42], [6, 26, 46], [6, 28, 50], [6, 30, 54], [6, 32, 58], [6, 34, 62], [6, 26, 46, 66], [6, 26, 48, 70], [6, 26, 50, 74], [6, 30, 54, 78], [6, 30, 56, 82], [6, 30, 58, 86], [6, 34, 62, 90], [6, 28, 50, 72, 94], [6, 26, 50, 74, 98], [6, 30, 54, 78, 102], [6, 28, 54, 80, 106], [6, 32, 58, 84, 110], [6, 30, 58, 86, 114], [6, 34, 62, 90, 118], [6, 26, 50, 74, 98, 122], [6, 30, 54, 78, 102, 126], [6, 26, 52, 78, 104, 130], [6, 30, 56, 82, 108, 134], [6, 34, 60, 86, 112, 138], [6, 30, 58, 86, 114, 142], [6, 34, 62, 90, 118, 146], [6, 30, 54, 78, 102, 126, 150], [6, 24, 50, 76, 102, 128, 154], [6, 28, 54, 80, 106, 132, 158], [6, 32, 58, 84, 110, 136, 162], [6, 26, 54, 82, 110, 138, 166], [6, 30, 58, 86, 114, 142, 170]], G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0), G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0), G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1), getBCHTypeInfo: function (data) {

  168.             var d = data << 10; while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) { d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15))); }

  169.             return ((data << 10) | d) ^ QRUtil.G15_MASK;

  170.         }, getBCHTypeNumber: function (data) {

  171.             var d = data << 12; while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) { d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18))); }

  172.             return (data << 12) | d;

  173.         }, getBCHDigit: function (data) {

  174.             var digit = 0; while (data != 0) { digit++; data >>>= 1; }

  175.             return digit;

  176.         }, getPatternPosition: function (typeNumber) { return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1]; }, getMask: function (maskPattern, i, j) { switch (maskPattern) { case QRMaskPattern.PATTERN000: return (i + j) % 2 == 0; case QRMaskPattern.PATTERN001: return i % 2 == 0; case QRMaskPattern.PATTERN010: return j % 3 == 0; case QRMaskPattern.PATTERN011: return (i + j) % 3 == 0; case QRMaskPattern.PATTERN100: return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0; case QRMaskPattern.PATTERN101: return (i * j) % 2 + (i * j) % 3 == 0; case QRMaskPattern.PATTERN110: return ((i * j) % 2 + (i * j) % 3) % 2 == 0; case QRMaskPattern.PATTERN111: return ((i * j) % 3 + (i + j) % 2) % 2 == 0; default: throw new Error("bad maskPattern:" + maskPattern); } }, getErrorCorrectPolynomial: function (errorCorrectLength) {

  177.             var a = new QRPolynomial([1], 0); for (var i = 0; i < errorCorrectLength; i++) { a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0)); }

  178.             return a;

  179.         }, getLengthInBits: function (mode, type) { if (1 <= type && type < 10) { switch (mode) { case QRMode.MODE_NUMBER: return 10; case QRMode.MODE_ALPHA_NUM: return 9; case QRMode.MODE_8BIT_BYTE: return 8; case QRMode.MODE_KANJI: return 8; default: throw new Error("mode:" + mode); } } else if (type < 27) { switch (mode) { case QRMode.MODE_NUMBER: return 12; case QRMode.MODE_ALPHA_NUM: return 11; case QRMode.MODE_8BIT_BYTE: return 16; case QRMode.MODE_KANJI: return 10; default: throw new Error("mode:" + mode); } } else if (type < 41) { switch (mode) { case QRMode.MODE_NUMBER: return 14; case QRMode.MODE_ALPHA_NUM: return 13; case QRMode.MODE_8BIT_BYTE: return 16; case QRMode.MODE_KANJI: return 12; default: throw new Error("mode:" + mode); } } else { throw new Error("type:" + type); } }, getLostPoint: function (qrCode) {

  180.             var moduleCount = qrCode.getModuleCount(); var lostPoint = 0; for (var row = 0; row < moduleCount; row++) {

  181.                 for (var col = 0; col < moduleCount; col++) {

  182.                     var sameCount = 0; var dark = qrCode.isDark(row, col); for (var r = -1; r <= 1; r++) {

  183.                         if (row + r < 0 || moduleCount <= row + r) { continue; }

  184.                         for (var c = -1; c <= 1; c++) {

  185.                             if (col + c < 0 || moduleCount <= col + c) { continue; }

  186.                             if (r == 0 && c == 0) { continue; }

  187.                             if (dark == qrCode.isDark(row + r, col + c)) { sameCount++; }

  188.                         }

  189.                     }

  190.                     if (sameCount > 5) { lostPoint += (3 + sameCount - 5); }

  191.                 }

  192.             }

  193.             for (var row = 0; row < moduleCount - 1; row++) { for (var col = 0; col < moduleCount - 1; col++) { var count = 0; if (qrCode.isDark(row, col)) count++; if (qrCode.isDark(row + 1, col)) count++; if (qrCode.isDark(row, col + 1)) count++; if (qrCode.isDark(row + 1, col + 1)) count++; if (count == 0 || count == 4) { lostPoint += 3; } } }

  194.             for (var row = 0; row < moduleCount; row++) { for (var col = 0; col < moduleCount - 6; col++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row, col + 1) && qrCode.isDark(row, col + 2) && qrCode.isDark(row, col + 3) && qrCode.isDark(row, col + 4) && !qrCode.isDark(row, col + 5) && qrCode.isDark(row, col + 6)) { lostPoint += 40; } } }

  195.             for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount - 6; row++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row + 1, col) && qrCode.isDark(row + 2, col) && qrCode.isDark(row + 3, col) && qrCode.isDark(row + 4, col) && !qrCode.isDark(row + 5, col) && qrCode.isDark(row + 6, col)) { lostPoint += 40; } } }

  196.             var darkCount = 0; for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount; row++) { if (qrCode.isDark(row, col)) { darkCount++; } } }

  197.             var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; lostPoint += ratio * 10; return lostPoint;

  198.         }

  199.     }; var QRMath = {

  200.         glog: function (n) {

  201.             if (n < 1) { throw new Error("glog(" + n + ")"); }

  202.             return QRMath.LOG_TABLE[n];

  203.         }, gexp: function (n) {

  204.             while (n < 0) { n += 255; }

  205.             while (n >= 256) { n -= 255; }

  206.             return QRMath.EXP_TABLE[n];

  207.         }, EXP_TABLE: new Array(256), LOG_TABLE: new Array(256)

  208.     }; for (var i = 0; i < 8; i++) { QRMath.EXP_TABLE[i] = 1 << i; }

  209.     for (var i = 8; i < 256; i++) { QRMath.EXP_TABLE[i] = QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8]; }

  210.     for (var i = 0; i < 255; i++) { QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i; }

  211.     function QRPolynomial(num, shift) {

  212.         if (num.length == undefined) { throw new Error(num.length + "/" + shift); }

  213.         var offset = 0; while (offset < num.length && num[offset] == 0) { offset++; }

  214.         this.num = new Array(num.length - offset + shift); for (var i = 0; i < num.length - offset; i++) { this.num[i] = num[i + offset]; }

  215.     }

  216.     QRPolynomial.prototype = {

  217.         get: function (index) { return this.num[index]; }, getLength: function () { return this.num.length; }, multiply: function (e) {

  218.             var num = new Array(this.getLength() + e.getLength() - 1); for (var i = 0; i < this.getLength(); i++) { for (var j = 0; j < e.getLength(); j++) { num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j))); } }

  219.             return new QRPolynomial(num, 0);

  220.         }, mod: function (e) {

  221.             if (this.getLength() - e.getLength() < 0) { return this; }

  222.             var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0)); var num = new Array(this.getLength()); for (var i = 0; i < this.getLength(); i++) { num[i] = this.get(i); }

  223.             for (var i = 0; i < e.getLength(); i++) { num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio); }

  224.             return new QRPolynomial(num, 0).mod(e);

  225.         }

  226.     }; function QRRSBlock(totalCount, dataCount) { this.totalCount = totalCount; this.dataCount = dataCount; }

  227.     QRRSBlock.RS_BLOCK_TABLE = [[1, 26, 19], [1, 26, 16], [1, 26, 13], [1, 26, 9], [1, 44, 34], [1, 44, 28], [1, 44, 22], [1, 44, 16], [1, 70, 55], [1, 70, 44], [2, 35, 17], [2, 35, 13], [1, 100, 80], [2, 50, 32], [2, 50, 24], [4, 25, 9], [1, 134, 108], [2, 67, 43], [2, 33, 15, 2, 34, 16], [2, 33, 11, 2, 34, 12], [2, 86, 68], [4, 43, 27], [4, 43, 19], [4, 43, 15], [2, 98, 78], [4, 49, 31], [2, 32, 14, 4, 33, 15], [4, 39, 13, 1, 40, 14], [2, 121, 97], [2, 60, 38, 2, 61, 39], [4, 40, 18, 2, 41, 19], [4, 40, 14, 2, 41, 15], [2, 146, 116], [3, 58, 36, 2, 59, 37], [4, 36, 16, 4, 37, 17], [4, 36, 12, 4, 37, 13], [2, 86, 68, 2, 87, 69], [4, 69, 43, 1, 70, 44], [6, 43, 19, 2, 44, 20], [6, 43, 15, 2, 44, 16], [4, 101, 81], [1, 80, 50, 4, 81, 51], [4, 50, 22, 4, 51, 23], [3, 36, 12, 8, 37, 13], [2, 116, 92, 2, 117, 93], [6, 58, 36, 2, 59, 37], [4, 46, 20, 6, 47, 21], [7, 42, 14, 4, 43, 15], [4, 133, 107], [8, 59, 37, 1, 60, 38], [8, 44, 20, 4, 45, 21], [12, 33, 11, 4, 34, 12], [3, 145, 115, 1, 146, 116], [4, 64, 40, 5, 65, 41], [11, 36, 16, 5, 37, 17], [11, 36, 12, 5, 37, 13], [5, 109, 87, 1, 110, 88], [5, 65, 41, 5, 66, 42], [5, 54, 24, 7, 55, 25], [11, 36, 12], [5, 122, 98, 1, 123, 99], [7, 73, 45, 3, 74, 46], [15, 43, 19, 2, 44, 20], [3, 45, 15, 13, 46, 16], [1, 135, 107, 5, 136, 108], [10, 74, 46, 1, 75, 47], [1, 50, 22, 15, 51, 23], [2, 42, 14, 17, 43, 15], [5, 150, 120, 1, 151, 121], [9, 69, 43, 4, 70, 44], [17, 50, 22, 1, 51, 23], [2, 42, 14, 19, 43, 15], [3, 141, 113, 4, 142, 114], [3, 70, 44, 11, 71, 45], [17, 47, 21, 4, 48, 22], [9, 39, 13, 16, 40, 14], [3, 135, 107, 5, 136, 108], [3, 67, 41, 13, 68, 42], [15, 54, 24, 5, 55, 25], [15, 43, 15, 10, 44, 16], [4, 144, 116, 4, 145, 117], [17, 68, 42], [17, 50, 22, 6, 51, 23], [19, 46, 16, 6, 47, 17], [2, 139, 111, 7, 140, 112], [17, 74, 46], [7, 54, 24, 16, 55, 25], [34, 37, 13], [4, 151, 121, 5, 152, 122], [4, 75, 47, 14, 76, 48], [11, 54, 24, 14, 55, 25], [16, 45, 15, 14, 46, 16], [6, 147, 117, 4, 148, 118], [6, 73, 45, 14, 74, 46], [11, 54, 24, 16, 55, 25], [30, 46, 16, 2, 47, 17], [8, 132, 106, 4, 133, 107], [8, 75, 47, 13, 76, 48], [7, 54, 24, 22, 55, 25], [22, 45, 15, 13, 46, 16], [10, 142, 114, 2, 143, 115], [19, 74, 46, 4, 75, 47], [28, 50, 22, 6, 51, 23], [33, 46, 16, 4, 47, 17], [8, 152, 122, 4, 153, 123], [22, 73, 45, 3, 74, 46], [8, 53, 23, 26, 54, 24], [12, 45, 15, 28, 46, 16], [3, 147, 117, 10, 148, 118], [3, 73, 45, 23, 74, 46], [4, 54, 24, 31, 55, 25], [11, 45, 15, 31, 46, 16], [7, 146, 116, 7, 147, 117], [21, 73, 45, 7, 74, 46], [1, 53, 23, 37, 54, 24], [19, 45, 15, 26, 46, 16], [5, 145, 115, 10, 146, 116], [19, 75, 47, 10, 76, 48], [15, 54, 24, 25, 55, 25], [23, 45, 15, 25, 46, 16], [13, 145, 115, 3, 146, 116], [2, 74, 46, 29, 75, 47], [42, 54, 24, 1, 55, 25], [23, 45, 15, 28, 46, 16], [17, 145, 115], [10, 74, 46, 23, 75, 47], [10, 54, 24, 35, 55, 25], [19, 45, 15, 35, 46, 16], [17, 145, 115, 1, 146, 116], [14, 74, 46, 21, 75, 47], [29, 54, 24, 19, 55, 25], [11, 45, 15, 46, 46, 16], [13, 145, 115, 6, 146, 116], [14, 74, 46, 23, 75, 47], [44, 54, 24, 7, 55, 25], [59, 46, 16, 1, 47, 17], [12, 151, 121, 7, 152, 122], [12, 75, 47, 26, 76, 48], [39, 54, 24, 14, 55, 25], [22, 45, 15, 41, 46, 16], [6, 151, 121, 14, 152, 122], [6, 75, 47, 34, 76, 48], [46, 54, 24, 10, 55, 25], [2, 45, 15, 64, 46, 16], [17, 152, 122, 4, 153, 123], [29, 74, 46, 14, 75, 47], [49, 54, 24, 10, 55, 25], [24, 45, 15, 46, 46, 16], [4, 152, 122, 18, 153, 123], [13, 74, 46, 32, 75, 47], [48, 54, 24, 14, 55, 25], [42, 45, 15, 32, 46, 16], [20, 147, 117, 4, 148, 118], [40, 75, 47, 7, 76, 48], [43, 54, 24, 22, 55, 25], [10, 45, 15, 67, 46, 16], [19, 148, 118, 6, 149, 119], [18, 75, 47, 31, 76, 48], [34, 54, 24, 34, 55, 25], [20, 45, 15, 61, 46, 16]]; QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {

  228.         var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel); if (rsBlock == undefined) { throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel); }

  229.         var length = rsBlock.length / 3; var list = []; for (var i = 0; i < length; i++) { var count = rsBlock[i * 3 + 0]; var totalCount = rsBlock[i * 3 + 1]; var dataCount = rsBlock[i * 3 + 2]; for (var j = 0; j < count; j++) { list.push(new QRRSBlock(totalCount, dataCount)); } }

  230.         return list;

  231.     }; QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) { switch (errorCorrectLevel) { case QRErrorCorrectLevel.L: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; case QRErrorCorrectLevel.M: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; case QRErrorCorrectLevel.Q: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; case QRErrorCorrectLevel.H: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; default: return undefined; } }; function QRBitBuffer() { this.buffer = []; this.length = 0; }

  232.     QRBitBuffer.prototype = {

  233.         get: function (index) { var bufIndex = Math.floor(index / 8); return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1; }, put: function (num, length) { for (var i = 0; i < length; i++) { this.putBit(((num >>> (length - i - 1)) & 1) == 1); } }, getLengthInBits: function () { return this.length; }, putBit: function (bit) {

  234.             var bufIndex = Math.floor(this.length / 8); if (this.buffer.length <= bufIndex) { this.buffer.push(0); }

  235.             if (bit) { this.buffer[bufIndex] |= (0x80 >>> (this.length % 8)); }

  236.             this.length++;

  237.         }

  238.     }; var QRCodeLimitLength = [[17, 14, 11, 7], [32, 26, 20, 14], [53, 42, 32, 24], [78, 62, 46, 34], [106, 84, 60, 44], [134, 106, 74, 58], [154, 122, 86, 64], [192, 152, 108, 84], [230, 180, 130, 98], [271, 213, 151, 119], [321, 251, 177, 137], [367, 287, 203, 155], [425, 331, 241, 177], [458, 362, 258, 194], [520, 412, 292, 220], [586, 450, 322, 250], [644, 504, 364, 280], [718, 560, 394, 310], [792, 624, 442, 338], [858, 666, 482, 382], [929, 711, 509, 403], [1003, 779, 565, 439], [1091, 857, 611, 461], [1171, 911, 661, 511], [1273, 997, 715, 535], [1367, 1059, 751, 593], [1465, 1125, 805, 625], [1528, 1190, 868, 658], [1628, 1264, 908, 698], [1732, 1370, 982, 742], [1840, 1452, 1030, 790], [1952, 1538, 1112, 842], [2068, 1628, 1168, 898], [2188, 1722, 1228, 958], [2303, 1809, 1283, 983], [2431, 1911, 1351, 1051], [2563, 1989, 1423, 1093], [2699, 2099, 1499, 1139], [2809, 2213, 1579, 1219], [2953, 2331, 1663, 1273]];

  239. 

  240.     function _isSupportCanvas() {

  241.         return typeof CanvasRenderingContext2D != "undefined";

  242.     }

  243. 

  244.     // android 2.x doesn't support Data-URI spec

  245.     function _getAndroid() {

  246.         var android = false;

  247.         var sAgent = navigator.userAgent;

  248. 

  249.         if (/android/i.test(sAgent)) { // android

  250.             android = true;

  251.             var aMat = sAgent.toString().match(/android ([0-9]\.[0-9])/i);

  252. 

  253.             if (aMat && aMat[1]) {

  254.                 android = parseFloat(aMat[1]);

  255.             }

  256.         }

  257. 

  258.         return android;

  259.     }

  260. 

  261.     var svgDrawer = (function () {

  262. 

  263.         var Drawing = function (el, htOption) {

  264.             this._el = el;

  265.             this._htOption = htOption;

  266.         };

  267. 

  268.         Drawing.prototype.draw = function (oQRCode) {

  269.             var _htOption = this._htOption;

  270.             var _el = this._el;

  271.             var nCount = oQRCode.getModuleCount();

  272.             var nWidth = Math.floor(_htOption.width / nCount);

  273.             var nHeight = Math.floor(_htOption.height / nCount);

  274. 

  275.             this.clear();

  276. 

  277.             function makeSVG(tag, attrs) {

  278.                 var el = document.createElementNS('http://www.w3.org/2000/svg', tag);

  279.                 for (var k in attrs)

  280.                     if (attrs.hasOwnProperty(k)) el.setAttribute(k, attrs[k]);

  281.                 return el;

  282.             }

  283. 

  284.             var svg = makeSVG("svg", { 'viewBox': '0 0 ' + String(nCount) + " " + String(nCount), 'width': '100%', 'height': '100%', 'fill': _htOption.colorLight });

  285.             svg.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xlink", "http://www.w3.org/1999/xlink");

  286.             _el.appendChild(svg);

  287. 

  288.             svg.appendChild(makeSVG("rect", { "fill": _htOption.colorLight, "width": "100%", "height": "100%" }));

  289.             svg.appendChild(makeSVG("rect", { "fill": _htOption.colorDark, "width": "1", "height": "1", "id": "template" }));

  290. 

  291.             for (var row = 0; row < nCount; row++) {

  292.                 for (var col = 0; col < nCount; col++) {

  293.                     if (oQRCode.isDark(row, col)) {

  294.                         var child = makeSVG("use", { "x": String(col), "y": String(row) });

  295.                         child.setAttributeNS("http://www.w3.org/1999/xlink", "href", "#template")

  296.                         svg.appendChild(child);

  297.                     }

  298.                 }

  299.             }

  300.         };

  301.         Drawing.prototype.clear = function () {

  302.             while (this._el.hasChildNodes())

  303.                 this._el.removeChild(this._el.lastChild);

  304.         };

  305.         return Drawing;

  306.     })();

  307. 

  308.     var useSVG = document.documentElement.tagName.toLowerCase() === "svg";

  309. 

  310.     // Drawing in DOM by using Table tag

  311.     var Drawing = useSVG ? svgDrawer : !_isSupportCanvas() ? (function () {

  312.         var Drawing = function (el, htOption) {

  313.             this._el = el;

  314.             this._htOption = htOption;

  315.         };

  316. 

  317.         /**

  318.          * Draw the QRCode

  319.          * 

  320.          * @param {QRCode} oQRCode

  321.          */

  322.         Drawing.prototype.draw = function (oQRCode) {

  323.             var _htOption = this._htOption;

  324.             var _el = this._el;

  325.             var nCount = oQRCode.getModuleCount();

  326.             var nWidth = Math.floor(_htOption.width / nCount);

  327.             var nHeight = Math.floor(_htOption.height / nCount);

  328.             var aHTML = ['<table style="border:0;border-collapse:collapse;">'];

  329. 

  330.             for (var row = 0; row < nCount; row++) {

  331.                 aHTML.push('<tr>');

  332. 

  333.                 for (var col = 0; col < nCount; col++) {

  334.                     aHTML.push('<td style="border:0;border-collapse:collapse;padding:0;margin:0;width:' + nWidth + 'px;height:' + nHeight + 'px;background-color:' + (oQRCode.isDark(row, col) ? _htOption.colorDark : _htOption.colorLight) + ';"></td>');

  335.                 }

  336. 

  337.                 aHTML.push('</tr>');

  338.             }

  339. 

  340.             aHTML.push('</table>');

  341.             _el.innerHTML = aHTML.join('');

  342. 

  343.             // Fix the margin values as real size.

  344.             var elTable = _el.childNodes[0];

  345.             var nLeftMarginTable = (_htOption.width - elTable.offsetWidth) / 2;

  346.             var nTopMarginTable = (_htOption.height - elTable.offsetHeight) / 2;

  347. 

  348.             if (nLeftMarginTable > 0 && nTopMarginTable > 0) {

  349.                 elTable.style.margin = nTopMarginTable + "px " + nLeftMarginTable + "px";

  350.             }

  351.         };

  352. 

  353.         /**

  354.          * Clear the QRCode

  355.          */

  356.         Drawing.prototype.clear = function () {

  357.             this._el.innerHTML = '';

  358.         };

  359. 

  360.         return Drawing;

  361.     })() : (function () { // Drawing in Canvas

  362.         function _onMakeImage() {

  363.             this._elImage.src = this._elCanvas.toDataURL("image/png");

  364.             this._elImage.style.display = "block";

  365.             this._elCanvas.style.display = "none";

  366.         }

  367. 

  368.         // Android 2.1 bug workaround

  369.         // http://code.google.com/p/android/issues/detail?id=5141

  370.         if (this._android && this._android <= 2.1) {

  371.             var factor = 1 / window.devicePixelRatio;

  372.             var drawImage = CanvasRenderingContext2D.prototype.drawImage;

  373.             CanvasRenderingContext2D.prototype.drawImage = function (image, sx, sy, sw, sh, dx, dy, dw, dh) {

  374.                 if (("nodeName" in image) && /img/i.test(image.nodeName)) {

  375.                     for (var i = arguments.length - 1; i >= 1; i--) {

  376.                         arguments[i] = arguments[i] * factor;

  377.                     }

  378.                 } else if (typeof dw == "undefined") {

  379.                     arguments[1] *= factor;

  380.                     arguments[2] *= factor;

  381.                     arguments[3] *= factor;

  382.                     arguments[4] *= factor;

  383.                 }

  384. 

  385.                 drawImage.apply(this, arguments);

  386.             };

  387.         }

  388. 

  389.         /**

  390.          * Check whether the user's browser supports Data URI or not

  391.          * 

  392.          * @private

  393.          * @param {Function} fSuccess Occurs if it supports Data URI

  394.          * @param {Function} fFail Occurs if it doesn't support Data URI

  395.          */

  396.         function _safeSetDataURI(fSuccess, fFail) {

  397.             var self = this;

  398.             self._fFail = fFail;

  399.             self._fSuccess = fSuccess;

  400. 

  401.             // Check it just once

  402.             if (self._bSupportDataURI === null) {

  403.                 var el = document.createElement("img");

  404.                 var fOnError = function () {

  405.                     self._bSupportDataURI = false;

  406. 

  407.                     if (self._fFail) {

  408.                         self._fFail.call(self);

  409.                     }

  410.                 };

  411.                 var fOnSuccess = function () {

  412.                     self._bSupportDataURI = true;

  413. 

  414.                     if (self._fSuccess) {

  415.                         self._fSuccess.call(self);

  416.                     }

  417.                 };

  418. 

  419.                 el.onabort = fOnError;

  420.                 el.onerror = fOnError;

  421.                 el.onload = fOnSuccess;

  422.                 el.src = "data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="; // the Image contains 1px data.

  423.                 return;

  424.             } else if (self._bSupportDataURI === true && self._fSuccess) {

  425.                 self._fSuccess.call(self);

  426.             } else if (self._bSupportDataURI === false && self._fFail) {

  427.                 self._fFail.call(self);

  428.             }

  429.         };

  430. 

  431.         /**

  432.          * Drawing QRCode by using canvas

  433.          * 

  434.          * @constructor

  435.          * @param {HTMLElement} el

  436.          * @param {Object} htOption QRCode Options 

  437.          */

  438.         var Drawing = function (el, htOption) {

  439.             this._bIsPainted = false;

  440.             this._android = _getAndroid();

  441. 

  442.             this._htOption = htOption;

  443.             this._elCanvas = document.createElement("canvas");

  444.             this._elCanvas.width = htOption.width;

  445.             this._elCanvas.height = htOption.height;

  446.             el.appendChild(this._elCanvas);

  447.             this._el = el;

  448.             this._oContext = this._elCanvas.getContext("2d");

  449.             this._bIsPainted = false;

  450.             this._elImage = document.createElement("img");

  451.             this._elImage.alt = "Scan me!";

  452.             this._elImage.style.display = "none";

  453.             this._el.appendChild(this._elImage);

  454.             this._bSupportDataURI = null;

  455.         };

  456. 

  457.         /**

  458.          * Draw the QRCode

  459.          * 

  460.          * @param {QRCode} oQRCode 

  461.          */

  462.         Drawing.prototype.draw = function (oQRCode) {

  463.             var _elImage = this._elImage;

  464.             var _oContext = this._oContext;

  465.             var _htOption = this._htOption;

  466. 

  467.             var nCount = oQRCode.getModuleCount();

  468.             var nWidth = _htOption.width / nCount;

  469.             var nHeight = _htOption.height / nCount;

  470.             var nRoundedWidth = Math.round(nWidth);

  471.             var nRoundedHeight = Math.round(nHeight);

  472. 

  473.             _elImage.style.display = "none";

  474.             this.clear();

  475. 

  476.             for (var row = 0; row < nCount; row++) {

  477.                 for (var col = 0; col < nCount; col++) {

  478.                     var bIsDark = oQRCode.isDark(row, col);

  479.                     var nLeft = col * nWidth;

  480.                     var nTop = row * nHeight;

  481.                     _oContext.strokeStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;

  482.                     _oContext.lineWidth = 1;

  483.                     _oContext.fillStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;

  484.                     _oContext.fillRect(nLeft, nTop, nWidth, nHeight);

  485. 

  486.                     // 안티 앨리어싱 방지 처리

  487.                     _oContext.strokeRect(

  488.                         Math.floor(nLeft) + 0.5,

  489.                         Math.floor(nTop) + 0.5,

  490.                         nRoundedWidth,

  491.                         nRoundedHeight

  492.                     );

  493. 

  494.                     _oContext.strokeRect(

  495.                         Math.ceil(nLeft) - 0.5,

  496.                         Math.ceil(nTop) - 0.5,

  497.                         nRoundedWidth,

  498.                         nRoundedHeight

  499.                     );

  500.                 }

  501.             }

  502. 

  503.             this._bIsPainted = true;

  504.         };

  505. 

  506.         /**

  507.          * Make the image from Canvas if the browser supports Data URI.

  508.          */

  509.         Drawing.prototype.makeImage = function () {

  510.             if (this._bIsPainted) {

  511.                 _safeSetDataURI.call(this, _onMakeImage);

  512.             }

  513.         };

  514. 

  515.         /**

  516.          * Return whether the QRCode is painted or not

  517.          * 

  518.          * @return {Boolean}

  519.          */

  520.         Drawing.prototype.isPainted = function () {

  521.             return this._bIsPainted;

  522.         };

  523. 

  524.         /**

  525.          * Clear the QRCode

  526.          */

  527.         Drawing.prototype.clear = function () {

  528.             this._oContext.clearRect(0, 0, this._elCanvas.width, this._elCanvas.height);

  529.             this._bIsPainted = false;

  530.         };

  531. 

  532.         /**

  533.          * @private

  534.          * @param {Number} nNumber

  535.          */

  536.         Drawing.prototype.round = function (nNumber) {

  537.             if (!nNumber) {

  538.                 return nNumber;

  539.             }

  540. 

  541.             return Math.floor(nNumber * 1000) / 1000;

  542.         };

  543. 

  544.         return Drawing;

  545.     })();

  546. 

  547.     /**

  548.      * Get the type by string length

  549.      * 

  550.      * @private

  551.      * @param {String} sText

  552.      * @param {Number} nCorrectLevel

  553.      * @return {Number} type

  554.      */

  555.     function _getTypeNumber(sText, nCorrectLevel) {

  556.         var nType = 1;

  557.         var length = _getUTF8Length(sText);

  558. 

  559.         for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {

  560.             var nLimit = 0;

  561. 

  562.             switch (nCorrectLevel) {

  563.                 case QRErrorCorrectLevel.L:

  564.                     nLimit = QRCodeLimitLength[i][0];

  565.                     break;

  566.                 case QRErrorCorrectLevel.M:

  567.                     nLimit = QRCodeLimitLength[i][1];

  568.                     break;

  569.                 case QRErrorCorrectLevel.Q:

  570.                     nLimit = QRCodeLimitLength[i][2];

  571.                     break;

  572.                 case QRErrorCorrectLevel.H:

  573.                     nLimit = QRCodeLimitLength[i][3];

  574.                     break;

  575.             }

  576. 

  577.             if (length <= nLimit) {

  578.                 break;

  579.             } else {

  580.                 nType++;

  581.             }

  582.         }

  583. 

  584.         if (nType > QRCodeLimitLength.length) {

  585.             throw new Error("Too long data");

  586.         }

  587. 

  588.         return nType;

  589.     }

  590. 

  591.     function _getUTF8Length(sText) {

  592.         var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');

  593.         return replacedText.length + (replacedText.length != sText ? 3 : 0);

  594.     }

  595. 

  596.     /**

  597.      * @class QRCode

  598.      * @constructor

  599.      * @example 

  600.      * new QRCode(document.getElementById("test"), "http://jindo.dev.naver.com/collie");

  601.      *

  602.      * @example

  603.      * var oQRCode = new QRCode("test", {

  604.      *    text : "http://naver.com",

  605.      *    width : 128,

  606.      *    height : 128

  607.      * });

  608.      * 

  609.      * oQRCode.clear(); // Clear the QRCode.

  610.      * oQRCode.makeCode("http://map.naver.com"); // Re-create the QRCode.

  611.      *

  612.      * @param {HTMLElement|String} el target element or 'id' attribute of element.

  613.      * @param {Object|String} vOption

  614.      * @param {String} vOption.text QRCode link data

  615.      * @param {Number} [vOption.width=256]

  616.      * @param {Number} [vOption.height=256]

  617.      * @param {String} [vOption.colorDark="#000000"]

  618.      * @param {String} [vOption.colorLight="#ffffff"]

  619.      * @param {QRCode.CorrectLevel} [vOption.correctLevel=QRCode.CorrectLevel.H] [L|M|Q|H] 

  620.      */

  621.     QRCode = function (el, vOption) {

  622.         this._htOption = {

  623.             width: 256,

  624.             height: 256,

  625.             typeNumber: 4,

  626.             colorDark: "#000000",

  627.             colorLight: "#ffffff",

  628.             correctLevel: QRErrorCorrectLevel.H

  629.         };

  630. 

  631.         if (typeof vOption === 'string') {

  632.             vOption = {

  633.                 text: vOption

  634.             };

  635.         }

  636. 

  637.         // Overwrites options

  638.         if (vOption) {

  639.             for (var i in vOption) {

  640.                 this._htOption[i] = vOption[i];

  641.             }

  642.         }

  643. 

  644.         if (typeof el == "string") {

  645.             el = document.getElementById(el);

  646.         }

  647. 

  648.         if (this._htOption.useSVG) {

  649.             Drawing = svgDrawer;

  650.         }

  651. 

  652.         this._android = _getAndroid();

  653.         this._el = el;

  654.         this._oQRCode = null;

  655.         this._oDrawing = new Drawing(this._el, this._htOption);

  656. 

  657.         if (this._htOption.text) {

  658.             this.makeCode(this._htOption.text);

  659.         }

  660.     };

  661. 

  662.     /**

  663.      * Make the QRCode

  664.      * 

  665.      * @param {String} sText link data

  666.      */

  667.     QRCode.prototype.makeCode = function (sText) {

  668.         this._oQRCode = new QRCodeModel(_getTypeNumber(sText, this._htOption.correctLevel), this._htOption.correctLevel);

  669.         this._oQRCode.addData(sText);

  670.         this._oQRCode.make();

  671.         this._el.title = sText;

  672.         this._oDrawing.draw(this._oQRCode);

  673.         this.makeImage();

  674.     };

  675. 

  676.     /**

  677.      * Make the Image from Canvas element

  678.      * - It occurs automatically

  679.      * - Android below 3 doesn't support Data-URI spec.

  680.      * 

  681.      * @private

  682.      */

  683.     QRCode.prototype.makeImage = function () {

  684.         if (typeof this._oDrawing.makeImage == "function" && (!this._android || this._android >= 3)) {

  685.             this._oDrawing.makeImage();

  686.         }

  687.     };

  688. 

  689.     /**

  690.      * Clear the QRCode

  691.      */

  692.     QRCode.prototype.clear = function () {

  693.         this._oDrawing.clear();

  694.     };

  695. 

  696.     /**

  697.      * @name QRCode.CorrectLevel

  698.      */

  699.     QRCode.CorrectLevel = QRErrorCorrectLevel;

  700. })();