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qartjs

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qart.js merge picture and QR code.

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(function webpackUniversalModuleDefinition(root, factory) { if(typeof exports === 'object' && typeof module === 'object') module.exports = factory(); else if(typeof define === 'function' && define.amd) define([], factory); else if(typeof exports === 'object') exports["qart"] = factory(); else root["qart"] = factory(); })(this, function() { return /******/ (function(modules) { // webpackBootstrap /******/ // The module cache /******/ var installedModules = {}; /******/ /******/ // The require function /******/ function __webpack_require__(moduleId) { /******/ /******/ // Check if module is in cache /******/ if(installedModules[moduleId]) /******/ return installedModules[moduleId].exports; /******/ /******/ // Create a new module (and put it into the cache) /******/ var module = installedModules[moduleId] = { /******/ exports: {}, /******/ id: moduleId, /******/ loaded: false /******/ }; /******/ /******/ // Execute the module function /******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); /******/ /******/ // Flag the module as loaded /******/ module.loaded = true; /******/ /******/ // Return the exports of the module /******/ return module.exports; /******/ } /******/ /******/ /******/ // expose the modules object (__webpack_modules__) /******/ __webpack_require__.m = modules; /******/ /******/ // expose the module cache /******/ __webpack_require__.c = installedModules; /******/ /******/ // __webpack_public_path__ /******/ __webpack_require__.p = "../dist/"; /******/ /******/ // Load entry module and return exports /******/ return __webpack_require__(0); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ /***/ (function(module, exports, __webpack_require__) { 'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); var _classCallCheck2 = __webpack_require__(1); var _classCallCheck3 = _interopRequireDefault(_classCallCheck2); var _createClass2 = __webpack_require__(2); var _createClass3 = _interopRequireDefault(_createClass2); var _qrcode = __webpack_require__(22); var _util = __webpack_require__(74); var _util2 = _interopRequireDefault(_util); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } var QArt = function () { function QArt(options) { (0, _classCallCheck3.default)(this, QArt); if (typeof options === 'undefined') { throw new TypeError('QArt required `options`.'); } else if (typeof options.value === 'undefined') { throw new TypeError('QArt required `value` option.'); } else if (typeof options.imagePath === 'undefined') { throw new TypeError('QArt required `imagePath` option.'); } this.size = typeof options.size === 'undefined' ? QArt.DEFAULTS.size : options.size; this.filter = typeof options.filter === 'undefined' ? QArt.DEFAULTS.filter : options.filter; this.value = options.value; this.imagePath = options.imagePath; this.version = typeof options.version === 'undefined' ? QArt.DEFAULTS.version : options.version; this.fillType = typeof options.fillType === 'undefined' ? QArt.DEFAULTS.fillType : options.fillType; this.background = options.background; } (0, _createClass3.default)(QArt, [{ key: 'findWorkingVersion', value: function findWorkingVersion(currentVersion) { var version = currentVersion; _qrcode.QRCode.stringToBytes = _qrcode.QRCode.stringToBytesFuncs['UTF-8']; var qr = (0, _qrcode.QRCode)(currentVersion, 'H'); for (var i = currentVersion; i <= 40; i++) { try { qr = (0, _qrcode.QRCode)(version, 'H'); qr.addData(this.value); qr.make(); } catch (e) { console.log('Error: ', e); if (e.name === 'CodeLengthOverflow') { version += 1; console.log('Can\'t create QRCode need up version, current version', version); continue; } else { throw e; } } return version; } } }, { key: 'make', value: function make(callback) { var version = this.findWorkingVersion(this.version); var qr = (0, _qrcode.QRCode)(version, 'H'); qr.addData(this.value); qr.make(); _qrcode.QRCode.stringToBytes = _qrcode.QRCode.stringToBytesFuncs['UTF-8']; var qrImage = qr.createImgObject(3); var imageSize = 75 + version * 12; var padding = 12; var scaledPadding = padding * this.size / imageSize; var self = this; qrImage.onload = function () { var coverImage = new Image(); coverImage.src = self.imagePath; var imageCanvas = _util2.default.createCanvas(imageSize - padding * 2, coverImage, self.fillType); coverImage.src = imageCanvas.toDataURL(); var resultCanvas = _util2.default.createCanvas(imageSize, qrImage); var qrCanvas = _util2.default.createCanvas(imageSize, qrImage); if (typeof self.background !== 'undefined') { var bgCanvas = _util2.default.createCanvas(self.size, new Image()); var bgCtx = bgCanvas.getContext('2d'); bgCtx.fillStyle = self.background; bgCtx.fillRect(0, 0, bgCanvas.width, bgCanvas.height); } coverImage.onload = function () { if (coverImage.width < coverImage.height) { coverImage.height = (imageSize - padding * 2) * (1.0 * coverImage.height / coverImage.width); coverImage.width = imageSize - padding * 2; } else { coverImage.width = (imageSize - padding * 2) * (1.0 * coverImage.width / coverImage.height); coverImage.height = imageSize - padding * 2; } var coverCanvas = _util2.default.createCanvas(imageSize); coverCanvas.width = imageSize; coverCanvas.height = imageSize; coverCanvas.getContext('2d').drawImage(coverImage, padding, padding, imageSize - 2 * padding, imageSize - 2 * padding); var coverImageData = coverCanvas.getContext('2d').getImageData(0, 0, imageSize, imageSize); var coverImageBinary = coverImageData.data; var resultImageData = resultCanvas.getContext('2d').getImageData(0, 0, imageSize, imageSize); var resultImageBinary = resultImageData.data; for (var i = 0; i < coverImageBinary.length; i += 4) { var x = Math.floor(i / 4) % imageSize; var y = Math.floor(Math.floor(i / 4) / imageSize); if (x < padding || y < padding || x >= imageSize - padding || y >= imageSize - padding) { resultImageBinary[i + 3] = 0; continue; } if (x % 3 === 1 && y % 3 === 1) { continue; } if (x < 36 && (y < 36 || y >= imageSize - 36)) { continue; } if (x >= imageSize - 36 && y < 36) { continue; } if (self.filter === 'threshold') { var factor = _util2.default.threshold(coverImageBinary[i], coverImageBinary[i + 1], coverImageBinary[i + 2], 127); resultImageBinary[i] = factor; resultImageBinary[i + 1] = factor; resultImageBinary[i + 2] = factor; } else if (self.filter === 'color') { resultImageBinary[i] = coverImageBinary[i]; resultImageBinary[i + 1] = coverImageBinary[i + 1]; resultImageBinary[i + 2] = coverImageBinary[i + 2]; } resultImageBinary[i + 3] = coverImageBinary[i + 3]; } resultCanvas.getContext('2d').putImageData(resultImageData, 0, 0); var patternPostion = _qrcode.QRUtil.getPatternPosition(version); for (var i = 0; i < patternPostion.length; i += 1) { for (var j = 0; j < patternPostion.length; j += 1) { var x = patternPostion[i]; var y = patternPostion[j]; if (!(x === 6 && y === 50 || y === 6 && x === 50 || x === 6 && y === 6)) { var rectX = 3 * (x - 2) + 12; var rectY = 3 * (y - 2) + 12; var rectWidth = 3 * (x + 3) + 12 - rectX; var rectHeight = 3 * (y + 3) + 12 - rectY; var rectData = qrCanvas.getContext('2d').getImageData(rectX, rectY, rectWidth, rectHeight); resultCanvas.getContext('2d').putImageData(rectData, rectX, rectY); } } } var scaledCanvas = _util2.default.createCanvas(self.size, new Image()); if (typeof self.background !== 'undefined') { scaledCanvas.getContext('2d').drawImage(bgCanvas, scaledPadding, scaledPadding, self.size - scaledPadding * 2, self.size - scaledPadding * 2); } scaledCanvas.getContext('2d').drawImage(coverImage, scaledPadding, scaledPadding, self.size - scaledPadding * 2, self.size - scaledPadding * 2); scaledCanvas.getContext('2d').drawImage(resultCanvas, 0, 0, self.size, self.size); if (callback instanceof Function) { callback(scaledCanvas); } else if (callback instanceof Element) { callback.innerHTML = ''; callback.appendChild(scaledCanvas); } else { throw new TypeError('Parameter type of `make()` must be Function or Element.'); } }; }; } }], [{ key: 'DEFAULTS', get: function get() { return { size: 195, value: '', filter: 'threshold', version: 10, fillType: 'scale_to_fit' }; } }]); return QArt; }(); if (window) { window.QArt = QArt; } exports.default = QArt; /***/ }), /* 1 */ /***/ (function(module, exports) { "use strict"; exports.__esModule = true; exports.default = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }; /***/ }), /* 2 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; exports.__esModule = true; var _defineProperty = __webpack_require__(3); var _defineProperty2 = _interopRequireDefault(_defineProperty); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } exports.default = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; (0, _defineProperty2.default)(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); /***/ }), /* 3 */ /***/ (function(module, exports, __webpack_require__) { module.exports = { "default": __webpack_require__(4), __esModule: true }; /***/ }), /* 4 */ /***/ (function(module, exports, __webpack_require__) { __webpack_require__(5); var $Object = __webpack_require__(8).Object; module.exports = function defineProperty(it, key, desc) { return $Object.defineProperty(it, key, desc); }; /***/ }), /* 5 */ /***/ (function(module, exports, __webpack_require__) { var $export = __webpack_require__(6); // 19.1.2.4 / 15.2.3.6 Object.defineProperty(O, P, Attributes) $export($export.S + $export.F * !__webpack_require__(16), 'Object', { defineProperty: __webpack_require__(12).f }); /***/ }), /* 6 */ /***/ (function(module, exports, __webpack_require__) { var global = __webpack_require__(7); var core = __webpack_require__(8); var ctx = __webpack_require__(9); var hide = __webpack_require__(11); var has = __webpack_require__(21); var PROTOTYPE = 'prototype'; var $export = function (type, name, source) { var IS_FORCED = type & $export.F; var IS_GLOBAL = type & $export.G; var IS_STATIC = type & $export.S; var IS_PROTO = type & $export.P; var IS_BIND = type & $export.B; var IS_WRAP = type & $export.W; var exports = IS_GLOBAL ? core : core[name] || (core[name] = {}); var expProto = exports[PROTOTYPE]; var target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE]; var key, own, out; if (IS_GLOBAL) source = name; for (key in source) { // contains in native own = !IS_FORCED && target && target[key] !== undefined; if (own && has(exports, key)) continue; // export native or passed out = own ? target[key] : source[key]; // prevent global pollution for namespaces exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key] // bind timers to global for call from export context : IS_BIND && own ? ctx(out, global) // wrap global constructors for prevent change them in library : IS_WRAP && target[key] == out ? (function (C) { var F = function (a, b, c) { if (this instanceof C) { switch (arguments.length) { case 0: return new C(); case 1: return new C(a); case 2: return new C(a, b); } return new C(a, b, c); } return C.apply(this, arguments); }; F[PROTOTYPE] = C[PROTOTYPE]; return F; // make static versions for prototype methods })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out; // export proto methods to core.%CONSTRUCTOR%.methods.%NAME% if (IS_PROTO) { (exports.virtual || (exports.virtual = {}))[key] = out; // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME% if (type & $export.R && expProto && !expProto[key]) hide(expProto, key, out); } } }; // type bitmap $export.F = 1; // forced $export.G = 2; // global $export.S = 4; // static $export.P = 8; // proto $export.B = 16; // bind $export.W = 32; // wrap $export.U = 64; // safe $export.R = 128; // real proto method for `library` module.exports = $export; /***/ }), /* 7 */ /***/ (function(module, exports) { // https://github.com/zloirock/core-js/issues/86#issuecomment-115759028 var global = module.exports = typeof window != 'undefined' && window.Math == Math ? window : typeof self != 'undefined' && self.Math == Math ? self // eslint-disable-next-line no-new-func : Function('return this')(); if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef /***/ }), /* 8 */ /***/ (function(module, exports) { var core = module.exports = { version: '2.6.5' }; if (typeof __e == 'number') __e = core; // eslint-disable-line no-undef /***/ }), /* 9 */ /***/ (function(module, exports, __webpack_require__) { // optional / simple context binding var aFunction = __webpack_require__(10); module.exports = function (fn, that, length) { aFunction(fn); if (that === undefined) return fn; switch (length) { case 1: return function (a) { return fn.call(that, a); }; case 2: return function (a, b) { return fn.call(that, a, b); }; case 3: return function (a, b, c) { return fn.call(that, a, b, c); }; } return function (/* ...args */) { return fn.apply(that, arguments); }; }; /***/ }), /* 10 */ /***/ (function(module, exports) { module.exports = function (it) { if (typeof it != 'function') throw TypeError(it + ' is not a function!'); return it; }; /***/ }), /* 11 */ /***/ (function(module, exports, __webpack_require__) { var dP = __webpack_require__(12); var createDesc = __webpack_require__(20); module.exports = __webpack_require__(16) ? function (object, key, value) { return dP.f(object, key, createDesc(1, value)); } : function (object, key, value) { object[key] = value; return object; }; /***/ }), /* 12 */ /***/ (function(module, exports, __webpack_require__) { var anObject = __webpack_require__(13); var IE8_DOM_DEFINE = __webpack_require__(15); var toPrimitive = __webpack_require__(19); var dP = Object.defineProperty; exports.f = __webpack_require__(16) ? Object.defineProperty : function defineProperty(O, P, Attributes) { anObject(O); P = toPrimitive(P, true); anObject(Attributes); if (IE8_DOM_DEFINE) try { return dP(O, P, Attributes); } catch (e) { /* empty */ } if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!'); if ('value' in Attributes) O[P] = Attributes.value; return O; }; /***/ }), /* 13 */ /***/ (function(module, exports, __webpack_require__) { var isObject = __webpack_require__(14); module.exports = function (it) { if (!isObject(it)) throw TypeError(it + ' is not an object!'); return it; }; /***/ }), /* 14 */ /***/ (function(module, exports) { module.exports = function (it) { return typeof it === 'object' ? it !== null : typeof it === 'function'; }; /***/ }), /* 15 */ /***/ (function(module, exports, __webpack_require__) { module.exports = !__webpack_require__(16) && !__webpack_require__(17)(function () { return Object.defineProperty(__webpack_require__(18)('div'), 'a', { get: function () { return 7; } }).a != 7; }); /***/ }), /* 16 */ /***/ (function(module, exports, __webpack_require__) { // Thank's IE8 for his funny defineProperty module.exports = !__webpack_require__(17)(function () { return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7; }); /***/ }), /* 17 */ /***/ (function(module, exports) { module.exports = function (exec) { try { return !!exec(); } catch (e) { return true; } }; /***/ }), /* 18 */ /***/ (function(module, exports, __webpack_require__) { var isObject = __webpack_require__(14); var document = __webpack_require__(7).document; // typeof document.createElement is 'object' in old IE var is = isObject(document) && isObject(document.createElement); module.exports = function (it) { return is ? document.createElement(it) : {}; }; /***/ }), /* 19 */ /***/ (function(module, exports, __webpack_require__) { // 7.1.1 ToPrimitive(input [, PreferredType]) var isObject = __webpack_require__(14); // instead of the ES6 spec version, we didn't implement @@toPrimitive case // and the second argument - flag - preferred type is a string module.exports = function (it, S) { if (!isObject(it)) return it; var fn, val; if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val; if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val; if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val; throw TypeError("Can't convert object to primitive value"); }; /***/ }), /* 20 */ /***/ (function(module, exports) { module.exports = function (bitmap, value) { return { enumerable: !(bitmap & 1), configurable: !(bitmap & 2), writable: !(bitmap & 4), value: value }; }; /***/ }), /* 21 */ /***/ (function(module, exports) { var hasOwnProperty = {}.hasOwnProperty; module.exports = function (it, key) { return hasOwnProperty.call(it, key); }; /***/ }), /* 22 */ /***/ (function(module, exports, __webpack_require__) { var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;'use strict'; var _typeof2 = __webpack_require__(23); var _typeof3 = _interopRequireDefault(_typeof2); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } var qrcode = function () { var qrcode = function qrcode(typeNumber, errorCorrectionLevel) { var PAD0 = 0xEC; var PAD1 = 0x11; var _typeNumber = typeNumber; var _errorCorrectionLevel = QRErrorCorrectionLevel[errorCorrectionLevel]; var _modules = null; var _moduleCount = 0; var _dataCache = null; var _dataList = new Array(); var _this = {}; var makeImpl = function makeImpl(test, maskPattern) { _moduleCount = _typeNumber * 4 + 17; _modules = function (moduleCount) { var modules = new Array(moduleCount); for (var row = 0; row < moduleCount; row += 1) { modules[row] = new Array(moduleCount); for (var col = 0; col < moduleCount; col += 1) { modules[row][col] = null; } } return modules; }(_moduleCount); setupPositionProbePattern(0, 0); setupPositionProbePattern(_moduleCount - 7, 0); setupPositionProbePattern(0, _moduleCount - 7); setupPositionAdjustPattern(); setupTimingPattern(); setupTypeInfo(test, maskPattern); if (_typeNumber >= 7) { setupTypeNumber(test); } if (_dataCache == null) { _dataCache = createData(_typeNumber, _errorCorrectionLevel, _dataList); } mapData(_dataCache, maskPattern); }; var setupPositionProbePattern = function setupPositionProbePattern(row, col) { for (var r = -1; r <= 7; r += 1) { if (row + r <= -1 || _moduleCount <= row + r) continue; for (var c = -1; c <= 7; c += 1) { if (col + c <= -1 || _moduleCount <= col + c) continue; if (r >= 0 && r <= 6 && (c == 0 || c == 6) || c >= 0 && c <= 6 && (r == 0 || r == 6) || r >= 2 && r <= 4 && c >= 2 && c <= 4) { _modules[row + r][col + c] = true; } else { _modules[row + r][col + c] = false; } } } }; var getBestMaskPattern = function getBestMaskPattern() { var minLostPoint = 0; var pattern = 0; for (var i = 0; i < 8; i += 1) { makeImpl(true, i); var lostPoint = QRUtil.getLostPoint(_this); if (i == 0 || minLostPoint > lostPoint) { minLostPoint = lostPoint; pattern = i; } } return pattern; }; var setupTimingPattern = function setupTimingPattern() { for (var r = 8; r < _moduleCount - 8; r += 1) { if (_modules[r][6] != null) { continue; } _modules[r][6] = r % 2 == 0; } for (var c = 8; c < _moduleCount - 8; c += 1) { if (_modules[6][c] != null) { continue; } _modules[6][c] = c % 2 == 0; } }; var setupPositionAdjustPattern = function setupPositionAdjustPattern() { var pos = QRUtil.getPatternPosition(_typeNumber); for (var i = 0; i < pos.length; i += 1) { for (var j = 0; j < pos.length; j += 1) { var row = pos[i]; var col = pos[j]; if (_modules[row][col] != null) { continue; } for (var r = -2; r <= 2; r += 1) { for (var c = -2; c <= 2; c += 1) { if (r == -2 || r == 2 || c == -2 || c == 2 || r == 0 && c == 0) { _modules[row + r][col + c] = true; } else { _modules[row + r][col + c] = false; } } } } } }; var setupTypeNumber = function setupTypeNumber(test) { var bits = QRUtil.getBCHTypeNumber(_typeNumber); for (var i = 0; i < 18; i += 1) { var mod = !test && (bits >> i & 1) == 1; _modules[Math.floor(i / 3)][i % 3 + _moduleCount - 8 - 3] = mod; } for (var i = 0; i < 18; i += 1) { var mod = !test && (bits >> i & 1) == 1; _modules[i % 3 + _moduleCount - 8 - 3][Math.floor(i / 3)] = mod; } }; var setupTypeInfo = function setupTypeInfo(test, maskPattern) { var data = _errorCorrectionLevel << 3 | maskPattern; var bits = QRUtil.getBCHTypeInfo(data); for (var i = 0; i < 15; i += 1) { var mod = !test && (bits >> i & 1) == 1; if (i < 6) { _modules[i][8] = mod; } else if (i < 8) { _modules[i + 1][8] = mod; } else { _modules[_moduleCount - 15 + i][8] = mod; } } for (var i = 0; i < 15; i += 1) { var mod = !test && (bits >> i & 1) == 1; if (i < 8) { _modules[8][_moduleCount - i - 1] = mod; } else if (i < 9) { _modules[8][15 - i - 1 + 1] = mod; } else { _modules[8][15 - i - 1] = mod; } } _modules[_moduleCount - 8][8] = !test; }; var mapData = function mapData(data, maskPattern) { var inc = -1; var row = _moduleCount - 1; var bitIndex = 7; var byteIndex = 0; var maskFunc = QRUtil.getMaskFunction(maskPattern); for (var col = _moduleCount - 1; col > 0; col -= 2) { if (col == 6) col -= 1; while (true) { for (var c = 0; c < 2; c += 1) { if (_modules[row][col - c] == null) { var dark = false; if (byteIndex < data.length) { dark = (data[byteIndex] >>> bitIndex & 1) == 1; } var mask = maskFunc(row, col - c); if (mask) { dark = !dark; } _modules[row][col - c] = dark; bitIndex -= 1; if (bitIndex == -1) { byteIndex += 1; bitIndex = 7; } } } row += inc; if (row < 0 || _moduleCount <= row) { row -= inc; inc = -inc; break; } } } }; var createBytes = function createBytes(buffer, rsBlocks) { 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 += 1) { 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 += 1) { dcdata[r][i] = 0xff & buffer.getBuffer()[i + offset]; } offset += dcCount; var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount); var rawPoly = 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 += 1) { var modIndex = i + modPoly.getLength() - ecdata[r].length; ecdata[r][i] = modIndex >= 0 ? modPoly.getAt(modIndex) : 0; } } var totalCodeCount = 0; for (var i = 0; i < rsBlocks.length; i += 1) { totalCodeCount += rsBlocks[i].totalCount; } var data = new Array(totalCodeCount); var index = 0; for (var i = 0; i < maxDcCount; i += 1) { for (var r = 0; r < rsBlocks.length; r += 1) { if (i < dcdata[r].length) { data[index] = dcdata[r][i]; index += 1; } } } for (var i = 0; i < maxEcCount; i += 1) { for (var r = 0; r < rsBlocks.length; r += 1) { if (i < ecdata[r].length) { data[index] = ecdata[r][i]; index += 1; } } } return data; }; function CodeLengthOverflow(message) { this.message = message; this.name = 'CodeLengthOverflow'; } var createData = function createData(typeNumber, errorCorrectionLevel, dataList) { var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectionLevel); var buffer = qrBitBuffer(); for (var i = 0; i < dataList.length; i += 1) { var data = dataList[i]; buffer.put(data.getMode(), 4); buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber)); data.write(buffer); } var totalDataCount = 0; for (var i = 0; i < rsBlocks.length; i += 1) { totalDataCount += rsBlocks[i].dataCount; } if (buffer.getLengthInBits() > totalDataCount * 8) { throw new CodeLengthOverflow('code length overflow. (' + buffer.getLengthInBits() + '>' + totalDataCount * 8 + ')'); } if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { buffer.put(0, 4); } while (buffer.getLengthInBits() % 8 != 0) { buffer.putBit(false); } while (true) { if (buffer.getLengthInBits() >= totalDataCount * 8) { break; } buffer.put(PAD0, 8); if (buffer.getLengthInBits() >= totalDataCount * 8) { break; } buffer.put(PAD1, 8); } return createBytes(buffer, rsBlocks); }; _this.addData = function (data, mode) { mode = mode || 'Byte'; var newData = null; switch (mode) { case 'Numeric': newData = qrNumber(data); break; case 'Alphanumeric': newData = qrAlphaNum(data); break; case 'Byte': newData = qr8BitByte(data); break; case 'Kanji': newData = qrKanji(data); break; default: throw 'mode:' + mode; } _dataList.push(newData); _dataCache = null; }; _this.isDark = function (row, col) { if (row < 0 || _moduleCount <= row || col < 0 || _moduleCount <= col) { throw new Error(row + ',' + col); } return _modules[row][col]; }; _this.getModuleCount = function () { return _moduleCount; }; _this.make = function () { makeImpl(false, getBestMaskPattern()); }; _this.createTableTag = function (cellSize, margin) { cellSize = cellSize || 2; margin = typeof margin === 'undefined' ? cellSize * 4 : margin; var qrHtml = ''; qrHtml += '<table style="'; qrHtml += ' border-width: 0px; border-style: none;'; qrHtml += ' border-collapse: collapse;'; qrHtml += ' padding: 0px; margin: ' + margin + 'px;'; qrHtml += '">'; qrHtml += '<tbody>'; for (var r = 0; r < _this.getModuleCount(); r += 1) { qrHtml += '<tr>'; for (var c = 0; c < _this.getModuleCount(); c += 1) { qrHtml += '<td style="'; qrHtml += ' border-width: 0px; border-style: none;'; qrHtml += ' border-collapse: collapse;'; qrHtml += ' padding: 0px; margin: 0px;'; qrHtml += ' width: ' + cellSize + 'px;'; qrHtml += ' height: ' + cellSize + 'px;'; qrHtml += ' background-color: '; qrHtml += _this.isDark(r, c) ? '#000000' : '#ffffff'; qrHtml += ';'; qrHtml += '"/>'; } qrHtml += '</tr>'; } qrHtml += '</tbody>'; qrHtml += '</table>'; return qrHtml; }; _this.createSvgTag = function (cellSize, margin) { cellSize = cellSize || 2; margin = typeof margin === 'undefined' ? cellSize * 4 : margin; var size = _this.getModuleCount() * cellSize + margin * 2; var c, mc, r, mr, qrSvg = '', rect; rect = 'l' + cellSize + ',0 0,' + cellSize + ' -' + cellSize + ',0 0,-' + cellSize + 'z '; qrSvg += '<svg'; qrSvg += ' width="' + size + 'px"'; qrSvg += ' height="' + size + 'px"'; qrSvg += ' xmlns="http://www.w3.org/2000/svg"'; qrSvg += '>'; qrSvg += '<path d="'; for (r = 0; r < _this.getModuleCount(); r += 1) { mr = r * cellSize + margin; for (c = 0; c < _this.getModuleCount(); c += 1) { if (_this.isDark(r, c)) { mc = c * cellSize + margin; qrSvg += 'M' + mc + ',' + mr + rect; } } } qrSvg += '" stroke="transparent" fill="black"/>'; qrSvg += '</svg>'; return qrSvg; }; _this.createImgTag = function (cellSize, margin) { cellSize = cellSize || 2; margin = typeof margin === 'undefined' ? cellSize * 4 : margin; var size = _this.getModuleCount() * cellSize + margin * 2; var min = margin; var max = size - margin; return createImgTag(size, size, function (x, y) { if (min <= x && x < max && min <= y && y < max) { var c = Math.floor((x - min) / cellSize); var r = Math.floor((y - min) / cellSize); return _this.isDark(r, c) ? 0 : 1; } else { return 1; } }); }; _this.createImgObject = function (cellSize, margin) { cellSize = cellSize || 2; margin = typeof margin === 'undefined' ? cellSize * 4 : margin; var size = _this.getModuleCount() * cellSize + margin * 2; var min = margin; var max = size - margin; return createImgObject(size, size, function (x, y) { if (min <= x && x < max && min <= y && y < max) { var c = Math.floor((x - min) / cellSize); var r = Math.floor((y - min) / cellSize); return _this.isDark(r, c) ? 0 : 1; } else { return 1; } }); }; return _this; }; var createImgObject = function createImgObject(width, height, getPixel) { var gif = gifImage(width, height); for (var y = 0; y < height; y += 1) { for (var x = 0; x < width; x += 1) { gif.setPixel(x, y, getPixel(x, y)); } } var b = byteArrayOutputStream(); gif.write(b); var base64 = base64EncodeOutputStream(); var bytes = b.toByteArray(); for (var i = 0; i < bytes.length; i += 1) { base64.writeByte(bytes[i]); } base64.flush(); var img = new Image(); img.src = 'data:image/gif;base64,' + base64; img.width = width; img.height = height; return img; }; qrcode.stringToBytesFuncs = { 'default': function _default(s) { var bytes = []; for (var i = 0; i < s.length; i += 1) { var c = s.charCodeAt(i); bytes.push(c & 0xff); } return bytes; } }; qrcode.stringToBytes = qrcode.stringToBytesFuncs['default']; qrcode.createStringToBytes = function (unicodeData, numChars) { var unicodeMap = function () { var bin = base64DecodeInputStream(unicodeData); var read = function read() { var b = bin.read(); if (b == -1) throw new Error(); return b; }; var count = 0; var unicodeMap = {}; while (true) { var b0 = bin.read(); if (b0 == -1) break; var b1 = read(); var b2 = read(); var b3 = read(); var k = String.fromCharCode(b0 << 8 | b1); var v = b2 << 8 | b3; unicodeMap[k] = v; count += 1; } if (count != numChars) { throw new Error(count + ' != ' + numChars); } return unicodeMap; }(); var unknownChar = '?'.charCodeAt(0); return function (s) { var bytes = new Array(); for (var i = 0; i < s.length; i += 1) { var c = s.charCodeAt(i); if (c < 128) { bytes.push(c); } else { var b = unicodeMap[s.charAt(i)]; if (typeof b === 'number') { if ((b & 0xff) == b) { bytes.push(b); } else { bytes.push(b >>> 8); bytes.push(b & 0xff); } } else { bytes.push(unknownChar); } } } return bytes; }; }; var QRMode = { MODE_NUMBER: 1 << 0, MODE_ALPHA_NUM: 1 << 1, MODE_8BIT_BYTE: 1 << 2, MODE_KANJI: 1 << 3 }; var QRErrorCorrectionLevel = { 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 = function () { var 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]]; var G15 = 1 << 10 | 1 << 8 | 1 << 5 | 1 << 4 | 1 << 2 | 1 << 1 | 1 << 0; var G18 = 1 << 12 | 1 << 11 | 1 << 10 | 1 << 9 | 1 << 8 | 1 << 5 | 1 << 2 | 1 << 0; var G15_MASK = 1 << 14 | 1 << 12 | 1 << 10 | 1 << 4 | 1 << 1; var _this = {}; var getBCHDigit = function getBCHDigit(data) { var digit = 0; while (data != 0) { digit += 1; data >>>= 1; } return digit; }; _this.getBCHTypeInfo = function (data) { var d = data << 10; while (getBCHDigit(d) - getBCHDigit(G15) >= 0) { d ^= G15 << getBCHDigit(d) - getBCHDigit(G15); } return (data << 10 | d) ^ G15_MASK; }; _this.getBCHTypeNumber = function (data) { var d = data << 12; while (getBCHDigit(d) - getBCHDigit(G18) >= 0) { d ^= G18 << getBCHDigit(d) - getBCHDigit(G18); } return data << 12 | d; }; _this.getPatternPosition = function (typeNumber) { return PATTERN_POSITION_TABLE[typeNumber - 1]; }; _this.getMaskFunction = function (maskPattern) { switch (maskPattern) { case QRMaskPattern.PATTERN000: return function (i, j) { return (i + j) % 2 == 0; }; case QRMaskPattern.PATTERN001: return function (i, j) { return i % 2 == 0; }; case QRMaskPattern.PATTERN010: return function (i, j) { return j % 3 == 0; }; case QRMaskPattern.PATTERN011: return function (i, j) { return (i + j) % 3 == 0; }; case QRMaskPattern.PATTERN100: return function (i, j) { return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0; }; case QRMaskPattern.PATTERN101: return function (i, j) { return i * j % 2 + i * j % 3 == 0; }; case QRMaskPattern.PATTERN110: return function (i, j) { return (i * j % 2 + i * j % 3) % 2 == 0; }; case QRMaskPattern.PATTERN111: return function (i, j) { return (i * j % 3 + (i + j) % 2) % 2 == 0; }; default: throw new Error('bad maskPattern:' + maskPattern); } }; _this.getErrorCorrectPolynomial = function (errorCorrectLength) { var a = qrPolynomial([1], 0); for (var i = 0; i < errorCorrectLength; i += 1) { a = a.multiply(qrPolynomial([1, QRMath.gexp(i)], 0)); } return a; }; _this.getLengthInBits = function (mode, type) { if (type >= 1 && 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); } }; _this.getLostPoint = function (qrcode) { var moduleCount = qrcode.getModuleCount(); var lostPoint = 0; for (var row = 0; row < moduleCount; row += 1) { for (var col = 0; col < moduleCount; col += 1) { var sameCount = 0; var dark = qrcode.isDark(row, col); for (var r = -1; r <= 1; r += 1) { if (row + r < 0 || moduleCount <= row + r) { continue; } for (var c = -1; c <= 1; c += 1) { if (col + c < 0 || moduleCount <= col + c) { continue; } if (r == 0 && c == 0) { continue; } if (dark == qrcode.isDark(row + r, col + c)) { sameCount += 1; } } } if (sameCount > 5) { lostPoint += 3 + sameCount - 5; } } }; for (var row = 0; row < moduleCount - 1; row += 1) { for (var col = 0; col < moduleCount - 1; col += 1) { var count = 0; if (qrcode.isDark(row, col)) count += 1; if (qrcode.isDark(row + 1, col)) count += 1; if (qrcode.isDark(row, col + 1)) count += 1; if (qrcode.isDark(row + 1, col + 1)) count += 1; if (count == 0 || count == 4) { lostPoint += 3; } } } for (var row = 0; row < moduleCount; row += 1) { for (var col = 0; col < moduleCount - 6; col += 1) { 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; } } } for (var col = 0; col < moduleCount; col += 1) { for (var row = 0; row < moduleCount - 6; row += 1) { 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; } } } var darkCount = 0; for (var col = 0; col < moduleCount; col += 1) { for (var row = 0; row < moduleCount; row += 1) { if (qrcode.isDark(row, col)) { darkCount += 1; } } } var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; lostPoint += ratio * 10; return lostPoint; }; return _this; }(); var QRMath = function () { var EXP_TABLE = new Array(256); var LOG_TABLE = new Array(256); for (var i = 0; i < 8; i += 1) { EXP_TABLE[i] = 1 << i; } for (var i = 8; i < 256; i += 1) { EXP_TABLE[i] = EXP_TABLE[i - 4] ^ EXP_TABLE[i - 5] ^ EXP_TABLE[i - 6] ^ EXP_TABLE[i - 8]; } for (var i = 0; i < 255; i += 1) { LOG_TABLE[EXP_TABLE[i]] = i; } var _this = {}; _this.glog = function (n) { if (n < 1) { throw new Error('glog(' + n + ')'); } return LOG_TABLE[n]; }; _this.gexp = function (n) { while (n < 0) { n += 255; } while (n >= 256) { n -= 255; } return EXP_TABLE[n]; }; return _this; }(); function qrPolynomial(num, shift) { if (typeof num.length === 'undefined') { throw new Error(num.length + '/' + shift); } var _num = function () { var offset = 0; while (offset < num.length && num[offset] == 0) { offset += 1; } var _num = new Array(num.length - offset + shift); for (var i = 0; i < num.length - offset; i += 1) { _num[i] = num[i + offset]; } return _num; }(); var _this = {}; _this.getAt = function (index) { return _num[index]; }; _this.getLength = function () { return _num.length; }; _this.multiply = function (e) { var num = new Array(_this.getLength() + e.getLength() - 1); for (var i = 0; i < _this.getLength(); i += 1) { for (var j = 0; j < e.getLength(); j += 1) { num[i + j] ^= QRMath.gexp(QRMath.glog(_this.getAt(i)) + QRMath.glog(e.getAt(j))); } } return qrPolynomial(num, 0); }; _this.mod = function (e) { if (_this.getLength() - e.getLength() < 0) { return _this; } var ratio = QRMath.glog(_this.getAt(0)) - QRMath.glog(e.getAt(0)); var num = new Array(_this.getLength()); for (var i = 0; i < _this.getLength(); i += 1) { num[i] = _this.getAt(i); } for (var i = 0; i < e.getLength(); i += 1) { num[i] ^= QRMath.gexp(QRMath.glog(e.getAt(i)) + ratio); } return qrPolynomial(num, 0).mod(e); }; return _this; }; var QRRSBlock = function () { var 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, 7, 37, 13], [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, 1