/**
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* @fileoverview
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* - Using the 'QRCode for Javascript library'
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* - Fixed dataset of 'QRCode for Javascript library' for support full-spec.
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* - this library has no dependencies.
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*
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* @author davidshimjs
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* @see <a href="http://www.d-project.com/" target="_blank">http://www.d-project.com/</a>
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* @see <a href="http://jeromeetienne.github.com/jquery-qrcode/" target="_blank">http://jeromeetienne.github.com/jquery-qrcode/</a>
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*/
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layui.define(function (exports) {
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var QRCode;
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function QR8bitByte(data) {
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this.mode = QRMode.MODE_8BIT_BYTE;
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this.data = data;
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this.parsedData = [];
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// Added to support UTF-8 Characters
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for (var i = 0, l = this.data.length; i < l; i++) {
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var byteArray = [];
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var code = this.data.charCodeAt(i);
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if (code > 0x10000) {
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byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18);
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byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12);
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byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6);
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byteArray[3] = 0x80 | (code & 0x3F);
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} else if (code > 0x800) {
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byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12);
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byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6);
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byteArray[2] = 0x80 | (code & 0x3F);
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} else if (code > 0x80) {
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byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6);
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byteArray[1] = 0x80 | (code & 0x3F);
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} else {
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byteArray[0] = code;
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}
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this.parsedData.push(byteArray);
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}
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this.parsedData = Array.prototype.concat.apply([], this.parsedData);
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if (this.parsedData.length != this.data.length) {
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this.parsedData.unshift(191);
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this.parsedData.unshift(187);
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this.parsedData.unshift(239);
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}
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}
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QR8bitByte.prototype = {
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getLength: function (buffer) {
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return this.parsedData.length;
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},
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write: function (buffer) {
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for (var i = 0, l = this.parsedData.length; i < l; i++) {
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buffer.put(this.parsedData[i], 8);
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}
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}
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};
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function QRCodeModel(typeNumber, errorCorrectLevel) {
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this.typeNumber = typeNumber;
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this.errorCorrectLevel = errorCorrectLevel;
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this.modules = null;
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this.moduleCount = 0;
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this.dataCache = null;
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this.dataList = [];
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}
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QRCodeModel.prototype = {
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addData: function (data) {
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var newData = new QR8bitByte(data);
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this.dataList.push(newData);
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this.dataCache = null;
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}, isDark: function (row, col) {
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if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) {
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throw new Error(row + "," + col);
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}
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return this.modules[row][col];
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}, getModuleCount: function () {
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return this.moduleCount;
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}, make: function () {
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this.makeImpl(false, this.getBestMaskPattern());
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}, makeImpl: function (test, maskPattern) {
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this.moduleCount = this.typeNumber * 4 + 17;
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this.modules = new Array(this.moduleCount);
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for (var row = 0; row < this.moduleCount; row++) {
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this.modules[row] = new Array(this.moduleCount);
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for (var col = 0; col < this.moduleCount; col++) {
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this.modules[row][col] = null;
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}
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}
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this.setupPositionProbePattern(0, 0);
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this.setupPositionProbePattern(this.moduleCount - 7, 0);
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this.setupPositionProbePattern(0, this.moduleCount - 7);
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this.setupPositionAdjustPattern();
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this.setupTimingPattern();
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this.setupTypeInfo(test, maskPattern);
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if (this.typeNumber >= 7) {
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this.setupTypeNumber(test);
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}
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if (this.dataCache == null) {
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this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList);
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}
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this.mapData(this.dataCache, maskPattern);
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}, setupPositionProbePattern: function (row, col) {
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for (var r = -1; r <= 7; r++) {
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if (row + r <= -1 || this.moduleCount <= row + r) continue;
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for (var c = -1; c <= 7; c++) {
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if (col + c <= -1 || this.moduleCount <= col + c) continue;
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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)) {
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this.modules[row + r][col + c] = true;
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} else {
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this.modules[row + r][col + c] = false;
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}
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}
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}
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}, getBestMaskPattern: function () {
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var minLostPoint = 0;
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var pattern = 0;
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for (var i = 0; i < 8; i++) {
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this.makeImpl(true, i);
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var lostPoint = QRUtil.getLostPoint(this);
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if (i == 0 || minLostPoint > lostPoint) {
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minLostPoint = lostPoint;
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pattern = i;
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}
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}
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return pattern;
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}, createMovieClip: function (target_mc, instance_name, depth) {
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var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth);
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var cs = 1;
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this.make();
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for (var row = 0; row < this.modules.length; row++) {
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var y = row * cs;
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for (var col = 0; col < this.modules[row].length; col++) {
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var x = col * cs;
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var dark = this.modules[row][col];
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if (dark) {
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qr_mc.beginFill(0, 100);
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qr_mc.moveTo(x, y);
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qr_mc.lineTo(x + cs, y);
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qr_mc.lineTo(x + cs, y + cs);
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qr_mc.lineTo(x, y + cs);
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qr_mc.endFill();
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}
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}
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}
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return qr_mc;
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}, setupTimingPattern: function () {
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for (var r = 8; r < this.moduleCount - 8; r++) {
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if (this.modules[r][6] != null) {
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continue;
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}
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this.modules[r][6] = (r % 2 == 0);
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}
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for (var c = 8; c < this.moduleCount - 8; c++) {
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if (this.modules[6][c] != null) {
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continue;
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}
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this.modules[6][c] = (c % 2 == 0);
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}
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}, setupPositionAdjustPattern: function () {
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var pos = QRUtil.getPatternPosition(this.typeNumber);
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for (var i = 0; i < pos.length; i++) {
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for (var j = 0; j < pos.length; j++) {
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var row = pos[i];
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var col = pos[j];
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if (this.modules[row][col] != null) {
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continue;
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}
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for (var r = -2; r <= 2; r++) {
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for (var c = -2; c <= 2; c++) {
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if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) {
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this.modules[row + r][col + c] = true;
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} else {
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this.modules[row + r][col + c] = false;
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}
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}
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}
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}
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}
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}, setupTypeNumber: function (test) {
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var bits = QRUtil.getBCHTypeNumber(this.typeNumber);
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for (var i = 0; i < 18; i++) {
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var mod = (!test && ((bits >> i) & 1) == 1);
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this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod;
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}
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for (var i = 0; i < 18; i++) {
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var mod = (!test && ((bits >> i) & 1) == 1);
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this.modules[i % 3 + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod;
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}
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}, setupTypeInfo: function (test, maskPattern) {
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var data = (this.errorCorrectLevel << 3) | maskPattern;
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var bits = QRUtil.getBCHTypeInfo(data);
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for (var i = 0; i < 15; i++) {
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var mod = (!test && ((bits >> i) & 1) == 1);
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if (i < 6) {
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this.modules[i][8] = mod;
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} else if (i < 8) {
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this.modules[i + 1][8] = mod;
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} else {
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this.modules[this.moduleCount - 15 + i][8] = mod;
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}
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}
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for (var i = 0; i < 15; i++) {
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var mod = (!test && ((bits >> i) & 1) == 1);
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if (i < 8) {
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this.modules[8][this.moduleCount - i - 1] = mod;
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} else if (i < 9) {
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this.modules[8][15 - i - 1 + 1] = mod;
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} else {
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this.modules[8][15 - i - 1] = mod;
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}
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}
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this.modules[this.moduleCount - 8][8] = (!test);
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}, mapData: function (data, maskPattern) {
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var inc = -1;
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var row = this.moduleCount - 1;
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var bitIndex = 7;
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var byteIndex = 0;
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for (var col = this.moduleCount - 1; col > 0; col -= 2) {
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if (col == 6) col--;
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while (true) {
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for (var c = 0; c < 2; c++) {
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if (this.modules[row][col - c] == null) {
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var dark = false;
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if (byteIndex < data.length) {
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dark = (((data[byteIndex] >>> bitIndex) & 1) == 1);
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}
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var mask = QRUtil.getMask(maskPattern, row, col - c);
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if (mask) {
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dark = !dark;
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}
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this.modules[row][col - c] = dark;
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bitIndex--;
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if (bitIndex == -1) {
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byteIndex++;
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bitIndex = 7;
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}
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}
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}
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row += inc;
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if (row < 0 || this.moduleCount <= row) {
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row -= inc;
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inc = -inc;
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break;
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}
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}
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}
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}
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};
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QRCodeModel.PAD0 = 0xEC;
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QRCodeModel.PAD1 = 0x11;
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QRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {
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var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel);
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var buffer = new QRBitBuffer();
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for (var i = 0; i < dataList.length; i++) {
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var data = dataList[i];
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buffer.put(data.mode, 4);
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buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber));
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data.write(buffer);
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}
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var totalDataCount = 0;
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for (var i = 0; i < rsBlocks.length; i++) {
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totalDataCount += rsBlocks[i].dataCount;
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}
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if (buffer.getLengthInBits() > totalDataCount * 8) {
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throw new Error("code length overflow. ("
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+ buffer.getLengthInBits()
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+ ">"
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+ totalDataCount * 8
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+ ")");
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}
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if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
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buffer.put(0, 4);
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}
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while (buffer.getLengthInBits() % 8 != 0) {
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buffer.putBit(false);
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}
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while (true) {
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if (buffer.getLengthInBits() >= totalDataCount * 8) {
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break;
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}
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buffer.put(QRCodeModel.PAD0, 8);
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if (buffer.getLengthInBits() >= totalDataCount * 8) {
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break;
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}
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buffer.put(QRCodeModel.PAD1, 8);
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}
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return QRCodeModel.createBytes(buffer, rsBlocks);
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};
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QRCodeModel.createBytes = function (buffer, rsBlocks) {
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var offset = 0;
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var maxDcCount = 0;
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var maxEcCount = 0;
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var dcdata = new Array(rsBlocks.length);
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var ecdata = new Array(rsBlocks.length);
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for (var r = 0; r < rsBlocks.length; r++) {
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var dcCount = rsBlocks[r].dataCount;
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var ecCount = rsBlocks[r].totalCount - dcCount;
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maxDcCount = Math.max(maxDcCount, dcCount);
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maxEcCount = Math.max(maxEcCount, ecCount);
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dcdata[r] = new Array(dcCount);
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for (var i = 0; i < dcdata[r].length; i++) {
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dcdata[r][i] = 0xff & buffer.buffer[i + offset];
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}
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offset += dcCount;
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var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
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var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1);
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var modPoly = rawPoly.mod(rsPoly);
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ecdata[r] = new Array(rsPoly.getLength() - 1);
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for (var i = 0; i < ecdata[r].length; i++) {
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var modIndex = i + modPoly.getLength() - ecdata[r].length;
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ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0;
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}
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}
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var totalCodeCount = 0;
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for (var i = 0; i < rsBlocks.length; i++) {
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totalCodeCount += rsBlocks[i].totalCount;
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}
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var data = new Array(totalCodeCount);
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var index = 0;
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for (var i = 0; i < maxDcCount; i++) {
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for (var r = 0; r < rsBlocks.length; r++) {
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if (i < dcdata[r].length) {
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data[index++] = dcdata[r][i];
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}
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}
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}
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for (var i = 0; i < maxEcCount; i++) {
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for (var r = 0; r < rsBlocks.length; r++) {
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if (i < ecdata[r].length) {
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data[index++] = ecdata[r][i];
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}
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}
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}
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return data;
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};
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var QRMode = {MODE_NUMBER: 1 << 0, MODE_ALPHA_NUM: 1 << 1, MODE_8BIT_BYTE: 1 << 2, MODE_KANJI: 1 << 3};
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var QRErrorCorrectLevel = {L: 1, M: 0, Q: 3, H: 2};
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var QRMaskPattern = {
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PATTERN000: 0,
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PATTERN001: 1,
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PATTERN010: 2,
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PATTERN011: 3,
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PATTERN100: 4,
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PATTERN101: 5,
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PATTERN110: 6,
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PATTERN111: 7
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};
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var QRUtil = {
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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]],
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G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0),
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G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0),
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G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1),
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getBCHTypeInfo: function (data) {
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var d = data << 10;
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while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) {
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d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15)));
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}
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return ((data << 10) | d) ^ QRUtil.G15_MASK;
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},
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getBCHTypeNumber: function (data) {
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var d = data << 12;
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while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) {
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d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18)));
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}
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return (data << 12) | d;
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},
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getBCHDigit: function (data) {
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var digit = 0;
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while (data != 0) {
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digit++;
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data >>>= 1;
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}
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return digit;
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},
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getPatternPosition: function (typeNumber) {
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return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1];
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},
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getMask: function (maskPattern, i, j) {
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switch (maskPattern) {
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case QRMaskPattern.PATTERN000:
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return (i + j) % 2 == 0;
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case QRMaskPattern.PATTERN001:
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return i % 2 == 0;
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case QRMaskPattern.PATTERN010:
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return j % 3 == 0;
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case QRMaskPattern.PATTERN011:
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return (i + j) % 3 == 0;
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case QRMaskPattern.PATTERN100:
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return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0;
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case QRMaskPattern.PATTERN101:
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return (i * j) % 2 + (i * j) % 3 == 0;
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case QRMaskPattern.PATTERN110:
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return ((i * j) % 2 + (i * j) % 3) % 2 == 0;
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case QRMaskPattern.PATTERN111:
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return ((i * j) % 3 + (i + j) % 2) % 2 == 0;
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default:
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throw new Error("bad maskPattern:" + maskPattern);
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}
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},
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getErrorCorrectPolynomial: function (errorCorrectLength) {
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var a = new QRPolynomial([1], 0);
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for (var i = 0; i < errorCorrectLength; i++) {
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a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0));
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}
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return a;
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},
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getLengthInBits: function (mode, type) {
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if (1 <= type && type < 10) {
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switch (mode) {
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case QRMode.MODE_NUMBER:
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return 10;
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case QRMode.MODE_ALPHA_NUM:
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return 9;
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case QRMode.MODE_8BIT_BYTE:
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return 8;
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case QRMode.MODE_KANJI:
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return 8;
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default:
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throw new Error("mode:" + mode);
|
}
|
} else if (type < 27) {
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switch (mode) {
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case QRMode.MODE_NUMBER:
|
return 12;
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case QRMode.MODE_ALPHA_NUM:
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return 11;
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case QRMode.MODE_8BIT_BYTE:
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return 16;
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case QRMode.MODE_KANJI:
|
return 10;
|
default:
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throw new Error("mode:" + mode);
|
}
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} else if (type < 41) {
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switch (mode) {
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case QRMode.MODE_NUMBER:
|
return 14;
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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) {
|
var moduleCount = qrCode.getModuleCount();
|
var lostPoint = 0;
|
for (var row = 0; row < moduleCount; row++) {
|
for (var col = 0; col < moduleCount; col++) {
|
var sameCount = 0;
|
var dark = qrCode.isDark(row, col);
|
for (var r = -1; r <= 1; r++) {
|
if (row + r < 0 || moduleCount <= row + r) {
|
continue;
|
}
|
for (var c = -1; c <= 1; c++) {
|
if (col + c < 0 || moduleCount <= col + c) {
|
continue;
|
}
|
if (r == 0 && c == 0) {
|
continue;
|
}
|
if (dark == qrCode.isDark(row + r, col + c)) {
|
sameCount++;
|
}
|
}
|
}
|
if (sameCount > 5) {
|
lostPoint += (3 + sameCount - 5);
|
}
|
}
|
}
|
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;
|
}
|
}
|
}
|
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;
|
}
|
}
|
}
|
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;
|
}
|
}
|
}
|
var darkCount = 0;
|
for (var col = 0; col < moduleCount; col++) {
|
for (var row = 0; row < moduleCount; row++) {
|
if (qrCode.isDark(row, col)) {
|
darkCount++;
|
}
|
}
|
}
|
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5;
|
lostPoint += ratio * 10;
|
return lostPoint;
|
}
|
};
|
var QRMath = {
|
glog: function (n) {
|
if (n < 1) {
|
throw new Error("glog(" + n + ")");
|
}
|
return QRMath.LOG_TABLE[n];
|
}, gexp: function (n) {
|
while (n < 0) {
|
n += 255;
|
}
|
while (n >= 256) {
|
n -= 255;
|
}
|
return QRMath.EXP_TABLE[n];
|
}, EXP_TABLE: new Array(256), LOG_TABLE: new Array(256)
|
};
|
for (var i = 0; i < 8; i++) {
|
QRMath.EXP_TABLE[i] = 1 << i;
|
}
|
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];
|
}
|
for (var i = 0; i < 255; i++) {
|
QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i;
|
}
|
|
function QRPolynomial(num, shift) {
|
if (num.length == undefined) {
|
throw new Error(num.length + "/" + shift);
|
}
|
var offset = 0;
|
while (offset < num.length && num[offset] == 0) {
|
offset++;
|
}
|
this.num = new Array(num.length - offset + shift);
|
for (var i = 0; i < num.length - offset; i++) {
|
this.num[i] = num[i + offset];
|
}
|
}
|
|
QRPolynomial.prototype = {
|
get: function (index) {
|
return this.num[index];
|
}, getLength: function () {
|
return this.num.length;
|
}, multiply: function (e) {
|
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)));
|
}
|
}
|
return new QRPolynomial(num, 0);
|
}, mod: function (e) {
|
if (this.getLength() - e.getLength() < 0) {
|
return this;
|
}
|
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);
|
}
|
for (var i = 0; i < e.getLength(); i++) {
|
num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio);
|
}
|
return new QRPolynomial(num, 0).mod(e);
|
}
|
};
|
|
function QRRSBlock(totalCount, dataCount) {
|
this.totalCount = totalCount;
|
this.dataCount = dataCount;
|
}
|
|
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) {
|
var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel);
|
if (rsBlock == undefined) {
|
throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel);
|
}
|
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));
|
}
|
}
|
return list;
|
};
|
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;
|
}
|
|
QRBitBuffer.prototype = {
|
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) {
|
var bufIndex = Math.floor(this.length / 8);
|
if (this.buffer.length <= bufIndex) {
|
this.buffer.push(0);
|
}
|
if (bit) {
|
this.buffer[bufIndex] |= (0x80 >>> (this.length % 8));
|
}
|
this.length++;
|
}
|
};
|
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]];
|
|
function _isSupportCanvas() {
|
return typeof CanvasRenderingContext2D != "undefined";
|
}
|
|
// android 2.x doesn't support Data-URI spec
|
function _getAndroid() {
|
var android = false;
|
var sAgent = navigator.userAgent;
|
|
if (/android/i.test(sAgent)) { // android
|
android = true;
|
var aMat = sAgent.toString().match(/android ([0-9]\.[0-9])/i);
|
|
if (aMat && aMat[1]) {
|
android = parseFloat(aMat[1]);
|
}
|
}
|
|
return android;
|
}
|
|
var svgDrawer = (function () {
|
|
var Drawing = function (el, htOption) {
|
this._el = el;
|
this._htOption = htOption;
|
};
|
|
Drawing.prototype.draw = function (oQRCode) {
|
var _htOption = this._htOption;
|
var _el = this._el;
|
var nCount = oQRCode.getModuleCount();
|
var nWidth = Math.floor(_htOption.width / nCount);
|
var nHeight = Math.floor(_htOption.height / nCount);
|
|
this.clear();
|
|
function makeSVG(tag, attrs) {
|
var el = document.createElementNS('http://www.w3.org/2000/svg', tag);
|
for (var k in attrs)
|
if (attrs.hasOwnProperty(k)) el.setAttribute(k, attrs[k]);
|
return el;
|
}
|
|
var svg = makeSVG("svg", {
|
'viewBox': '0 0 ' + String(nCount) + " " + String(nCount),
|
'width': '100%',
|
'height': '100%',
|
'fill': _htOption.colorLight
|
});
|
svg.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xlink", "http://www.w3.org/1999/xlink");
|
_el.appendChild(svg);
|
|
svg.appendChild(makeSVG("rect", {"fill": _htOption.colorLight, "width": "100%", "height": "100%"}));
|
svg.appendChild(makeSVG("rect", {
|
"fill": _htOption.colorDark,
|
"width": "1",
|
"height": "1",
|
"id": "template"
|
}));
|
|
for (var row = 0; row < nCount; row++) {
|
for (var col = 0; col < nCount; col++) {
|
if (oQRCode.isDark(row, col)) {
|
var child = makeSVG("use", {"x": String(col), "y": String(row)});
|
child.setAttributeNS("http://www.w3.org/1999/xlink", "href", "#template")
|
svg.appendChild(child);
|
}
|
}
|
}
|
};
|
Drawing.prototype.clear = function () {
|
while (this._el.hasChildNodes())
|
this._el.removeChild(this._el.lastChild);
|
};
|
return Drawing;
|
})();
|
|
var useSVG = document.documentElement.tagName.toLowerCase() === "svg";
|
|
// Drawing in DOM by using Table tag
|
var Drawing = useSVG ? svgDrawer : !_isSupportCanvas() ? (function () {
|
var Drawing = function (el, htOption) {
|
this._el = el;
|
this._htOption = htOption;
|
};
|
|
/**
|
* Draw the QRCode
|
*
|
* @param {QRCode} oQRCode
|
*/
|
Drawing.prototype.draw = function (oQRCode) {
|
var _htOption = this._htOption;
|
var _el = this._el;
|
var nCount = oQRCode.getModuleCount();
|
var nWidth = Math.floor(_htOption.width / nCount);
|
var nHeight = Math.floor(_htOption.height / nCount);
|
var aHTML = ['<table style="border:0;border-collapse:collapse;">'];
|
|
for (var row = 0; row < nCount; row++) {
|
aHTML.push('<tr>');
|
|
for (var col = 0; col < nCount; col++) {
|
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>');
|
}
|
|
aHTML.push('</tr>');
|
}
|
|
aHTML.push('</table>');
|
_el.innerHTML = aHTML.join('');
|
|
// Fix the margin values as real size.
|
var elTable = _el.childNodes[0];
|
var nLeftMarginTable = (_htOption.width - elTable.offsetWidth) / 2;
|
var nTopMarginTable = (_htOption.height - elTable.offsetHeight) / 2;
|
|
if (nLeftMarginTable > 0 && nTopMarginTable > 0) {
|
elTable.style.margin = nTopMarginTable + "px " + nLeftMarginTable + "px";
|
}
|
};
|
|
/**
|
* Clear the QRCode
|
*/
|
Drawing.prototype.clear = function () {
|
this._el.innerHTML = '';
|
};
|
|
return Drawing;
|
})() : (function () { // Drawing in Canvas
|
function _onMakeImage() {
|
this._elImage.src = this._elCanvas.toDataURL("image/png");
|
this._elImage.style.display = "block";
|
this._elCanvas.style.display = "none";
|
}
|
|
// Android 2.1 bug workaround
|
// http://code.google.com/p/android/issues/detail?id=5141
|
if (this._android && this._android <= 2.1) {
|
var factor = 1 / window.devicePixelRatio;
|
var drawImage = CanvasRenderingContext2D.prototype.drawImage;
|
CanvasRenderingContext2D.prototype.drawImage = function (image, sx, sy, sw, sh, dx, dy, dw, dh) {
|
if (("nodeName" in image) && /img/i.test(image.nodeName)) {
|
for (var i = arguments.length - 1; i >= 1; i--) {
|
arguments[i] = arguments[i] * factor;
|
}
|
} else if (typeof dw == "undefined") {
|
arguments[1] *= factor;
|
arguments[2] *= factor;
|
arguments[3] *= factor;
|
arguments[4] *= factor;
|
}
|
|
drawImage.apply(this, arguments);
|
};
|
}
|
|
/**
|
* Check whether the user's browser supports Data URI or not
|
*
|
* @private
|
* @param {Function} fSuccess Occurs if it supports Data URI
|
* @param {Function} fFail Occurs if it doesn't support Data URI
|
*/
|
function _safeSetDataURI(fSuccess, fFail) {
|
var self = this;
|
self._fFail = fFail;
|
self._fSuccess = fSuccess;
|
|
// Check it just once
|
if (self._bSupportDataURI === null) {
|
var el = document.createElement("img");
|
var fOnError = function () {
|
self._bSupportDataURI = false;
|
|
if (self._fFail) {
|
self._fFail.call(self);
|
}
|
};
|
var fOnSuccess = function () {
|
self._bSupportDataURI = true;
|
|
if (self._fSuccess) {
|
self._fSuccess.call(self);
|
}
|
};
|
|
el.onabort = fOnError;
|
el.onerror = fOnError;
|
el.onload = fOnSuccess;
|
el.src = "data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="; // the Image contains 1px data.
|
return;
|
} else if (self._bSupportDataURI === true && self._fSuccess) {
|
self._fSuccess.call(self);
|
} else if (self._bSupportDataURI === false && self._fFail) {
|
self._fFail.call(self);
|
}
|
};
|
|
/**
|
* Drawing QRCode by using canvas
|
*
|
* @constructor
|
* @param {HTMLElement} el
|
* @param {Object} htOption QRCode Options
|
*/
|
var Drawing = function (el, htOption) {
|
this._bIsPainted = false;
|
this._android = _getAndroid();
|
|
this._htOption = htOption;
|
this._elCanvas = document.createElement("canvas");
|
this._elCanvas.width = htOption.width;
|
this._elCanvas.height = htOption.height;
|
el.appendChild(this._elCanvas);
|
this._el = el;
|
this._oContext = this._elCanvas.getContext("2d");
|
this._bIsPainted = false;
|
this._elImage = document.createElement("img");
|
this._elImage.alt = "Scan me!";
|
this._elImage.style.display = "none";
|
this._el.appendChild(this._elImage);
|
this._bSupportDataURI = null;
|
};
|
|
/**
|
* Draw the QRCode
|
*
|
* @param {QRCode} oQRCode
|
*/
|
Drawing.prototype.draw = function (oQRCode) {
|
var _elImage = this._elImage;
|
var _oContext = this._oContext;
|
var _htOption = this._htOption;
|
|
var nCount = oQRCode.getModuleCount();
|
var nWidth = _htOption.width / nCount;
|
var nHeight = _htOption.height / nCount;
|
var nRoundedWidth = Math.round(nWidth);
|
var nRoundedHeight = Math.round(nHeight);
|
|
_elImage.style.display = "none";
|
this.clear();
|
|
for (var row = 0; row < nCount; row++) {
|
for (var col = 0; col < nCount; col++) {
|
var bIsDark = oQRCode.isDark(row, col);
|
var nLeft = col * nWidth;
|
var nTop = row * nHeight;
|
_oContext.strokeStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;
|
_oContext.lineWidth = 1;
|
_oContext.fillStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;
|
_oContext.fillRect(nLeft, nTop, nWidth, nHeight);
|
|
// 안티 앨리어싱 방지 처리
|
_oContext.strokeRect(
|
Math.floor(nLeft) + 0.5,
|
Math.floor(nTop) + 0.5,
|
nRoundedWidth,
|
nRoundedHeight
|
);
|
|
_oContext.strokeRect(
|
Math.ceil(nLeft) - 0.5,
|
Math.ceil(nTop) - 0.5,
|
nRoundedWidth,
|
nRoundedHeight
|
);
|
}
|
}
|
|
this._bIsPainted = true;
|
};
|
|
/**
|
* Make the image from Canvas if the browser supports Data URI.
|
*/
|
Drawing.prototype.makeImage = function () {
|
if (this._bIsPainted) {
|
_safeSetDataURI.call(this, _onMakeImage);
|
}
|
};
|
|
/**
|
* Return whether the QRCode is painted or not
|
*
|
* @return {Boolean}
|
*/
|
Drawing.prototype.isPainted = function () {
|
return this._bIsPainted;
|
};
|
|
/**
|
* Clear the QRCode
|
*/
|
Drawing.prototype.clear = function () {
|
this._oContext.clearRect(0, 0, this._elCanvas.width, this._elCanvas.height);
|
this._bIsPainted = false;
|
};
|
|
/**
|
* @private
|
* @param {Number} nNumber
|
*/
|
Drawing.prototype.round = function (nNumber) {
|
if (!nNumber) {
|
return nNumber;
|
}
|
|
return Math.floor(nNumber * 1000) / 1000;
|
};
|
|
return Drawing;
|
})();
|
|
/**
|
* Get the type by string length
|
*
|
* @private
|
* @param {String} sText
|
* @param {Number} nCorrectLevel
|
* @return {Number} type
|
*/
|
function _getTypeNumber(sText, nCorrectLevel) {
|
var nType = 1;
|
var length = _getUTF8Length(sText);
|
|
for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {
|
var nLimit = 0;
|
|
switch (nCorrectLevel) {
|
case QRErrorCorrectLevel.L :
|
nLimit = QRCodeLimitLength[i][0];
|
break;
|
case QRErrorCorrectLevel.M :
|
nLimit = QRCodeLimitLength[i][1];
|
break;
|
case QRErrorCorrectLevel.Q :
|
nLimit = QRCodeLimitLength[i][2];
|
break;
|
case QRErrorCorrectLevel.H :
|
nLimit = QRCodeLimitLength[i][3];
|
break;
|
}
|
|
if (length <= nLimit) {
|
break;
|
} else {
|
nType++;
|
}
|
}
|
|
if (nType > QRCodeLimitLength.length) {
|
throw new Error("Too long data");
|
}
|
|
return nType;
|
}
|
|
function _getUTF8Length(sText) {
|
var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');
|
return replacedText.length + (replacedText.length != sText ? 3 : 0);
|
}
|
|
/**
|
* @class QRCode
|
* @constructor
|
* @example
|
* new QRCode(document.getElementById("test"), "http://jindo.dev.naver.com/collie");
|
*
|
* @example
|
* var oQRCode = new QRCode("test", {
|
* text : "http://naver.com",
|
* width : 128,
|
* height : 128
|
* });
|
*
|
* oQRCode.clear(); // Clear the QRCode.
|
* oQRCode.makeCode("http://map.naver.com"); // Re-create the QRCode.
|
*
|
* @param {HTMLElement|String} el target element or 'id' attribute of element.
|
* @param {Object|String} vOption
|
* @param {String} vOption.text QRCode link data
|
* @param {Number} [vOption.width=256]
|
* @param {Number} [vOption.height=256]
|
* @param {String} [vOption.colorDark="#000000"]
|
* @param {String} [vOption.colorLight="#ffffff"]
|
* @param {QRCode.CorrectLevel} [vOption.correctLevel=QRCode.CorrectLevel.H] [L|M|Q|H]
|
*/
|
QRCode = function (el, vOption) {
|
this._htOption = {
|
width: 256,
|
height: 256,
|
typeNumber: 4,
|
colorDark: "#000000",
|
colorLight: "#ffffff",
|
correctLevel: QRErrorCorrectLevel.H
|
};
|
|
if (typeof vOption === 'string') {
|
vOption = {
|
text: vOption
|
};
|
}
|
|
// Overwrites options
|
if (vOption) {
|
for (var i in vOption) {
|
this._htOption[i] = vOption[i];
|
}
|
}
|
|
if (typeof el == "string") {
|
el = document.getElementById(el);
|
}
|
|
if (this._htOption.useSVG) {
|
Drawing = svgDrawer;
|
}
|
|
this._android = _getAndroid();
|
this._el = el;
|
this._oQRCode = null;
|
this._oDrawing = new Drawing(this._el, this._htOption);
|
|
if (this._htOption.text) {
|
this.makeCode(this._htOption.text);
|
}
|
};
|
|
/**
|
* Make the QRCode
|
*
|
* @param {String} sText link data
|
*/
|
QRCode.prototype.makeCode = function (sText) {
|
this._oQRCode = new QRCodeModel(_getTypeNumber(sText, this._htOption.correctLevel), this._htOption.correctLevel);
|
this._oQRCode.addData(sText);
|
this._oQRCode.make();
|
this._el.title = sText;
|
this._oDrawing.draw(this._oQRCode);
|
this.makeImage();
|
};
|
|
/**
|
* Make the Image from Canvas element
|
* - It occurs automatically
|
* - Android below 3 doesn't support Data-URI spec.
|
*
|
* @private
|
*/
|
QRCode.prototype.makeImage = function () {
|
if (typeof this._oDrawing.makeImage == "function" && (!this._android || this._android >= 3)) {
|
this._oDrawing.makeImage();
|
}
|
};
|
|
/**
|
* Clear the QRCode
|
*/
|
QRCode.prototype.clear = function () {
|
this._oDrawing.clear();
|
};
|
|
/**
|
* @name QRCode.CorrectLevel
|
*/
|
QRCode.CorrectLevel = QRErrorCorrectLevel;
|
|
exports('QRCode', QRCode);
|
});
|
