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@@ -0,0 +1,1376 @@
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+//---------------------------------------------------------------------
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+// github https://github.com/Sansnn/uQRCode
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+// version 2.0.23
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+//---------------------------------------------------------------------
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+
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+let uQRCode = {};
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+
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+(function() {
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+ //---------------------------------------------------------------------
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+ // QRCode for JavaScript
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+ //
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+ // Copyright (c) 2009 Kazuhiko Arase
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+ //
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+ // URL: http://www.d-project.com/
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+ //
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+ // Licensed under the MIT license:
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+ // http://www.opensource.org/licenses/mit-license.php
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+ //
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+ // The word "QR Code" is registered trademark of
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+ // DENSO WAVE INCORPORATED
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+ // http://www.denso-wave.com/qrcode/faqpatent-e.html
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+ //
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+ //---------------------------------------------------------------------
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+
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+ //---------------------------------------------------------------------
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+ // QR8bitByte
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+ //---------------------------------------------------------------------
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+
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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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+ }
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+
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+ QR8bitByte.prototype = {
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+
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+ getLength: function(buffer) {
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+ return this.data.length;
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+ },
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+
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+ write: function(buffer) {
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+ for (var i = 0; i < this.data.length; i++) {
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+ // not JIS ...
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+ buffer.put(this.data.charCodeAt(i), 8);
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+ }
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+ }
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+ };
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+
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+ //---------------------------------------------------------------------
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+ // QRCode
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+ //---------------------------------------------------------------------
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+
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+ function QRCode(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 = new Array();
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+ }
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+
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+ QRCode.prototype = {
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+
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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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+ },
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+
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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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+ },
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+
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+ getModuleCount: function() {
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+ return this.moduleCount;
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+ },
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+
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+ make: function() {
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+ // Calculate automatically typeNumber if provided is < 1
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+ if (this.typeNumber < 1) {
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+ var typeNumber = 1;
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+ for (typeNumber = 1; typeNumber < 40; typeNumber++) {
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+ var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, this.errorCorrectLevel);
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+
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+ var buffer = new QRBitBuffer();
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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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+
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+ for (var i = 0; i < this.dataList.length; i++) {
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+ var data = this.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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+ if (buffer.getLengthInBits() <= totalDataCount * 8)
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+ break;
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+ }
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+ this.typeNumber = typeNumber;
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+ }
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+ this.makeImpl(false, this.getBestMaskPattern());
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+ },
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+
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+ makeImpl: function(test, maskPattern) {
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+
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+ this.moduleCount = this.typeNumber * 4 + 17;
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+ this.modules = new Array(this.moduleCount);
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+
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+ for (var row = 0; row < this.moduleCount; row++) {
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+
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+ this.modules[row] = new Array(this.moduleCount);
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+
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+ for (var col = 0; col < this.moduleCount; col++) {
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+ this.modules[row][col] = null; //(col + row) % 3;
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+ }
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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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+
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+ if (this.typeNumber >= 7) {
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+ this.setupTypeNumber(test);
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+ }
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+
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+ if (this.dataCache == null) {
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+ this.dataCache = QRCode.createData(this.typeNumber, this.errorCorrectLevel, this.dataList);
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+ }
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+
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+ this.mapData(this.dataCache, maskPattern);
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+ },
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+
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+ setupPositionProbePattern: function(row, col) {
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+
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+ for (var r = -1; r <= 7; r++) {
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+
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+ if (row + r <= -1 || this.moduleCount <= row + r) continue;
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+
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+ for (var c = -1; c <= 7; c++) {
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+
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+ if (col + c <= -1 || this.moduleCount <= col + c) continue;
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+
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+ if ((0 <= r && r <= 6 && (c == 0 || c == 6)) ||
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+ (0 <= c && c <= 6 && (r == 0 || r == 6)) ||
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+ (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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+ },
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+
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+ getBestMaskPattern: function() {
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+
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+ var minLostPoint = 0;
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+ var pattern = 0;
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+
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+ for (var i = 0; i < 8; i++) {
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+
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+ this.makeImpl(true, i);
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+
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+ var lostPoint = QRUtil.getLostPoint(this);
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+
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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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+
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+ return pattern;
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+ },
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+
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+ createMovieClip: function(target_mc, instance_name, depth) {
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+
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+ var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth);
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+ var cs = 1;
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+
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+ this.make();
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+
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+ for (var row = 0; row < this.modules.length; row++) {
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+
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+ var y = row * cs;
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+
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+ for (var col = 0; col < this.modules[row].length; col++) {
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+
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+ var x = col * cs;
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+ var dark = this.modules[row][col];
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+
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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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+
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+ return qr_mc;
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+ },
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+
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+ setupTimingPattern: function() {
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+
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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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+
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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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+ },
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+
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+ setupPositionAdjustPattern: function() {
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+
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+ var pos = QRUtil.getPatternPosition(this.typeNumber);
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+
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+ for (var i = 0; i < pos.length; i++) {
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+
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+ for (var j = 0; j < pos.length; j++) {
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+
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+ var row = pos[i];
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+ var col = pos[j];
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+
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+ if (this.modules[row][col] != null) {
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+ continue;
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+ }
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+
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+ for (var r = -2; r <= 2; r++) {
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+
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+ for (var c = -2; c <= 2; c++) {
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+
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+ if (r == -2 || r == 2 || c == -2 || c == 2 ||
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+ (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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+ },
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+
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+ setupTypeNumber: function(test) {
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+
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+ var bits = QRUtil.getBCHTypeNumber(this.typeNumber);
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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[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod;
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+ }
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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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+ },
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+
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+ setupTypeInfo: function(test, maskPattern) {
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+
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+ var data = (this.errorCorrectLevel << 3) | maskPattern;
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+ var bits = QRUtil.getBCHTypeInfo(data);
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+
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+ // vertical
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+ for (var i = 0; i < 15; i++) {
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+
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+ var mod = (!test && ((bits >> i) & 1) == 1);
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+
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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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+
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+ // horizontal
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+ for (var i = 0; i < 15; i++) {
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+
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+ var mod = (!test && ((bits >> i) & 1) == 1);
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+
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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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+
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+ // fixed module
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+ this.modules[this.moduleCount - 8][8] = (!test);
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+
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+ },
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+
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+ mapData: function(data, maskPattern) {
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+
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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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+
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+ for (var col = this.moduleCount - 1; col > 0; col -= 2) {
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+
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+ if (col == 6) col--;
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+
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+ while (true) {
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+
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+ for (var c = 0; c < 2; c++) {
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+
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+ if (this.modules[row][col - c] == null) {
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+
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+ var dark = false;
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+
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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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+
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+ var mask = QRUtil.getMask(maskPattern, row, col - c);
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+
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+ if (mask) {
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+ dark = !dark;
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+ }
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+
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+ this.modules[row][col - c] = dark;
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+ bitIndex--;
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+
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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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+
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+ row += inc;
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+
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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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+
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+ };
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+
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+ QRCode.PAD0 = 0xEC;
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+ QRCode.PAD1 = 0x11;
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+
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+ QRCode.createData = function(typeNumber, errorCorrectLevel, dataList) {
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+
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+ var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel);
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+
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+ var buffer = new QRBitBuffer();
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+
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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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+
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+ // calc num max data.
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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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+
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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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+
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+ // end code
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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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+
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+ // padding
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+ while (buffer.getLengthInBits() % 8 != 0) {
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+ buffer.putBit(false);
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+ }
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+
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+ // padding
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+ while (true) {
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+
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+ if (buffer.getLengthInBits() >= totalDataCount * 8) {
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+ break;
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+ }
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+ buffer.put(QRCode.PAD0, 8);
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+
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+ if (buffer.getLengthInBits() >= totalDataCount * 8) {
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+ break;
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+ }
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+ buffer.put(QRCode.PAD1, 8);
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+ }
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+
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+ return QRCode.createBytes(buffer, rsBlocks);
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+ }
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+
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+ QRCode.createBytes = function(buffer, rsBlocks) {
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+
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+ var offset = 0;
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+
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+ var maxDcCount = 0;
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+ var maxEcCount = 0;
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+
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+ var dcdata = new Array(rsBlocks.length);
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+ var ecdata = new Array(rsBlocks.length);
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+
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+ for (var r = 0; r < rsBlocks.length; r++) {
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+
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+ var dcCount = rsBlocks[r].dataCount;
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+ var ecCount = rsBlocks[r].totalCount - dcCount;
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+
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+ maxDcCount = Math.max(maxDcCount, dcCount);
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+ maxEcCount = Math.max(maxEcCount, ecCount);
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+
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+ dcdata[r] = new Array(dcCount);
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+
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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];
|
|
|
+ }
|
|
|
+ offset += dcCount;
|
|
|
+
|
|
|
+ var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
|
|
|
+ var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1);
|
|
|
+
|
|
|
+ var modPoly = rawPoly.mod(rsPoly);
|
|
|
+ ecdata[r] = new Array(rsPoly.getLength() - 1);
|
|
|
+ for (var i = 0; i < ecdata[r].length; i++) {
|
|
|
+ var modIndex = i + modPoly.getLength() - ecdata[r].length;
|
|
|
+ ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ var totalCodeCount = 0;
|
|
|
+ for (var i = 0; i < rsBlocks.length; i++) {
|
|
|
+ totalCodeCount += rsBlocks[i].totalCount;
|
|
|
+ }
|
|
|
+
|
|
|
+ var data = new Array(totalCodeCount);
|
|
|
+ var index = 0;
|
|
|
+
|
|
|
+ for (var i = 0; i < maxDcCount; i++) {
|
|
|
+ for (var r = 0; r < rsBlocks.length; r++) {
|
|
|
+ if (i < dcdata[r].length) {
|
|
|
+ data[index++] = dcdata[r][i];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ for (var i = 0; i < maxEcCount; i++) {
|
|
|
+ for (var r = 0; r < rsBlocks.length; r++) {
|
|
|
+ if (i < ecdata[r].length) {
|
|
|
+ data[index++] = ecdata[r][i];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return data;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRMode
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ var QRMode = {
|
|
|
+ MODE_NUMBER: 1 << 0,
|
|
|
+ MODE_ALPHA_NUM: 1 << 1,
|
|
|
+ MODE_8BIT_BYTE: 1 << 2,
|
|
|
+ MODE_KANJI: 1 << 3
|
|
|
+ };
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRErrorCorrectLevel
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ var QRErrorCorrectLevel = {
|
|
|
+ L: 1,
|
|
|
+ M: 0,
|
|
|
+ Q: 3,
|
|
|
+ H: 2
|
|
|
+ };
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRMaskPattern
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ var QRMaskPattern = {
|
|
|
+ PATTERN000: 0,
|
|
|
+ PATTERN001: 1,
|
|
|
+ PATTERN010: 2,
|
|
|
+ PATTERN011: 3,
|
|
|
+ PATTERN100: 4,
|
|
|
+ PATTERN101: 5,
|
|
|
+ PATTERN110: 6,
|
|
|
+ PATTERN111: 7
|
|
|
+ };
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRUtil
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ var QRUtil = {
|
|
|
+
|
|
|
+ PATTERN_POSITION_TABLE: [
|
|
|
+ [],
|
|
|
+ [6, 18],
|
|
|
+ [6, 22],
|
|
|
+ [6, 26],
|
|
|
+ [6, 30],
|
|
|
+ [6, 34],
|
|
|
+ [6, 22, 38],
|
|
|
+ [6, 24, 42],
|
|
|
+ [6, 26, 46],
|
|
|
+ [6, 28, 50],
|
|
|
+ [6, 30, 54],
|
|
|
+ [6, 32, 58],
|
|
|
+ [6, 34, 62],
|
|
|
+ [6, 26, 46, 66],
|
|
|
+ [6, 26, 48, 70],
|
|
|
+ [6, 26, 50, 74],
|
|
|
+ [6, 30, 54, 78],
|
|
|
+ [6, 30, 56, 82],
|
|
|
+ [6, 30, 58, 86],
|
|
|
+ [6, 34, 62, 90],
|
|
|
+ [6, 28, 50, 72, 94],
|
|
|
+ [6, 26, 50, 74, 98],
|
|
|
+ [6, 30, 54, 78, 102],
|
|
|
+ [6, 28, 54, 80, 106],
|
|
|
+ [6, 32, 58, 84, 110],
|
|
|
+ [6, 30, 58, 86, 114],
|
|
|
+ [6, 34, 62, 90, 118],
|
|
|
+ [6, 26, 50, 74, 98, 122],
|
|
|
+ [6, 30, 54, 78, 102, 126],
|
|
|
+ [6, 26, 52, 78, 104, 130],
|
|
|
+ [6, 30, 56, 82, 108, 134],
|
|
|
+ [6, 34, 60, 86, 112, 138],
|
|
|
+ [6, 30, 58, 86, 114, 142],
|
|
|
+ [6, 34, 62, 90, 118, 146],
|
|
|
+ [6, 30, 54, 78, 102, 126, 150],
|
|
|
+ [6, 24, 50, 76, 102, 128, 154],
|
|
|
+ [6, 28, 54, 80, 106, 132, 158],
|
|
|
+ [6, 32, 58, 84, 110, 136, 162],
|
|
|
+ [6, 26, 54, 82, 110, 138, 166],
|
|
|
+ [6, 30, 58, 86, 114, 142, 170]
|
|
|
+ ],
|
|
|
+
|
|
|
+ G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0),
|
|
|
+ G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0),
|
|
|
+ G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1),
|
|
|
+
|
|
|
+ getBCHTypeInfo: function(data) {
|
|
|
+ var d = data << 10;
|
|
|
+ while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) {
|
|
|
+ d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15)));
|
|
|
+ }
|
|
|
+ return ((data << 10) | d) ^ QRUtil.G15_MASK;
|
|
|
+ },
|
|
|
+
|
|
|
+ getBCHTypeNumber: function(data) {
|
|
|
+ var d = data << 12;
|
|
|
+ while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) {
|
|
|
+ d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18)));
|
|
|
+ }
|
|
|
+ return (data << 12) | d;
|
|
|
+ },
|
|
|
+
|
|
|
+ getBCHDigit: function(data) {
|
|
|
+
|
|
|
+ var digit = 0;
|
|
|
+
|
|
|
+ while (data != 0) {
|
|
|
+ digit++;
|
|
|
+ data >>>= 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ return digit;
|
|
|
+ },
|
|
|
+
|
|
|
+ getPatternPosition: function(typeNumber) {
|
|
|
+ return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1];
|
|
|
+ },
|
|
|
+
|
|
|
+ getMask: function(maskPattern, i, j) {
|
|
|
+
|
|
|
+ switch (maskPattern) {
|
|
|
+
|
|
|
+ case QRMaskPattern.PATTERN000:
|
|
|
+ return (i + j) % 2 == 0;
|
|
|
+ case QRMaskPattern.PATTERN001:
|
|
|
+ return i % 2 == 0;
|
|
|
+ case QRMaskPattern.PATTERN010:
|
|
|
+ return j % 3 == 0;
|
|
|
+ case QRMaskPattern.PATTERN011:
|
|
|
+ return (i + j) % 3 == 0;
|
|
|
+ case QRMaskPattern.PATTERN100:
|
|
|
+ return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0;
|
|
|
+ case QRMaskPattern.PATTERN101:
|
|
|
+ return (i * j) % 2 + (i * j) % 3 == 0;
|
|
|
+ case QRMaskPattern.PATTERN110:
|
|
|
+ return ((i * j) % 2 + (i * j) % 3) % 2 == 0;
|
|
|
+ case QRMaskPattern.PATTERN111:
|
|
|
+ return ((i * j) % 3 + (i + j) % 2) % 2 == 0;
|
|
|
+
|
|
|
+ default:
|
|
|
+ throw new Error("bad maskPattern:" + maskPattern);
|
|
|
+ }
|
|
|
+ },
|
|
|
+
|
|
|
+ getErrorCorrectPolynomial: function(errorCorrectLength) {
|
|
|
+
|
|
|
+ var a = new QRPolynomial([1], 0);
|
|
|
+
|
|
|
+ for (var i = 0; i < errorCorrectLength; i++) {
|
|
|
+ a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0));
|
|
|
+ }
|
|
|
+
|
|
|
+ return a;
|
|
|
+ },
|
|
|
+
|
|
|
+ getLengthInBits: function(mode, type) {
|
|
|
+
|
|
|
+ if (1 <= type && type < 10) {
|
|
|
+
|
|
|
+ // 1 - 9
|
|
|
+
|
|
|
+ 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) {
|
|
|
+
|
|
|
+ // 10 - 26
|
|
|
+
|
|
|
+ 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) {
|
|
|
+
|
|
|
+ // 27 - 40
|
|
|
+
|
|
|
+ switch (mode) {
|
|
|
+ case QRMode.MODE_NUMBER:
|
|
|
+ return 14;
|
|
|
+ case QRMode.MODE_ALPHA_NUM:
|
|
|
+ return 13;
|
|
|
+ case QRMode.MODE_8BIT_BYTE:
|
|
|
+ return 16;
|
|
|
+ case QRMode.MODE_KANJI:
|
|
|
+ return 12;
|
|
|
+ default:
|
|
|
+ throw new Error("mode:" + mode);
|
|
|
+ }
|
|
|
+
|
|
|
+ } else {
|
|
|
+ throw new Error("type:" + type);
|
|
|
+ }
|
|
|
+ },
|
|
|
+
|
|
|
+ getLostPoint: function(qrCode) {
|
|
|
+
|
|
|
+ var moduleCount = qrCode.getModuleCount();
|
|
|
+
|
|
|
+ var lostPoint = 0;
|
|
|
+
|
|
|
+ // LEVEL1
|
|
|
+
|
|
|
+ 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);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // LEVEL2
|
|
|
+
|
|
|
+ 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;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // LEVEL3
|
|
|
+
|
|
|
+ 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;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // LEVEL4
|
|
|
+
|
|
|
+ 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;
|
|
|
+ }
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRMath
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ 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;
|
|
|
+ }
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRPolynomial
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ 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);
|
|
|
+ }
|
|
|
+
|
|
|
+ // recursive call
|
|
|
+ return new QRPolynomial(num, 0).mod(e);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRRSBlock
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ function QRRSBlock(totalCount, dataCount) {
|
|
|
+ this.totalCount = totalCount;
|
|
|
+ this.dataCount = dataCount;
|
|
|
+ }
|
|
|
+
|
|
|
+ QRRSBlock.RS_BLOCK_TABLE = [
|
|
|
+
|
|
|
+ // L
|
|
|
+ // M
|
|
|
+ // Q
|
|
|
+ // H
|
|
|
+
|
|
|
+ // 1
|
|
|
+ [1, 26, 19],
|
|
|
+ [1, 26, 16],
|
|
|
+ [1, 26, 13],
|
|
|
+ [1, 26, 9],
|
|
|
+
|
|
|
+ // 2
|
|
|
+ [1, 44, 34],
|
|
|
+ [1, 44, 28],
|
|
|
+ [1, 44, 22],
|
|
|
+ [1, 44, 16],
|
|
|
+
|
|
|
+ // 3
|
|
|
+ [1, 70, 55],
|
|
|
+ [1, 70, 44],
|
|
|
+ [2, 35, 17],
|
|
|
+ [2, 35, 13],
|
|
|
+
|
|
|
+ // 4
|
|
|
+ [1, 100, 80],
|
|
|
+ [2, 50, 32],
|
|
|
+ [2, 50, 24],
|
|
|
+ [4, 25, 9],
|
|
|
+
|
|
|
+ // 5
|
|
|
+ [1, 134, 108],
|
|
|
+ [2, 67, 43],
|
|
|
+ [2, 33, 15, 2, 34, 16],
|
|
|
+ [2, 33, 11, 2, 34, 12],
|
|
|
+
|
|
|
+ // 6
|
|
|
+ [2, 86, 68],
|
|
|
+ [4, 43, 27],
|
|
|
+ [4, 43, 19],
|
|
|
+ [4, 43, 15],
|
|
|
+
|
|
|
+ // 7
|
|
|
+ [2, 98, 78],
|
|
|
+ [4, 49, 31],
|
|
|
+ [2, 32, 14, 4, 33, 15],
|
|
|
+ [4, 39, 13, 1, 40, 14],
|
|
|
+
|
|
|
+ // 8
|
|
|
+ [2, 121, 97],
|
|
|
+ [2, 60, 38, 2, 61, 39],
|
|
|
+ [4, 40, 18, 2, 41, 19],
|
|
|
+ [4, 40, 14, 2, 41, 15],
|
|
|
+
|
|
|
+ // 9
|
|
|
+ [2, 146, 116],
|
|
|
+ [3, 58, 36, 2, 59, 37],
|
|
|
+ [4, 36, 16, 4, 37, 17],
|
|
|
+ [4, 36, 12, 4, 37, 13],
|
|
|
+
|
|
|
+ // 10
|
|
|
+ [2, 86, 68, 2, 87, 69],
|
|
|
+ [4, 69, 43, 1, 70, 44],
|
|
|
+ [6, 43, 19, 2, 44, 20],
|
|
|
+ [6, 43, 15, 2, 44, 16],
|
|
|
+
|
|
|
+ // 11
|
|
|
+ [4, 101, 81],
|
|
|
+ [1, 80, 50, 4, 81, 51],
|
|
|
+ [4, 50, 22, 4, 51, 23],
|
|
|
+ [3, 36, 12, 8, 37, 13],
|
|
|
+
|
|
|
+ // 12
|
|
|
+ [2, 116, 92, 2, 117, 93],
|
|
|
+ [6, 58, 36, 2, 59, 37],
|
|
|
+ [4, 46, 20, 6, 47, 21],
|
|
|
+ [7, 42, 14, 4, 43, 15],
|
|
|
+
|
|
|
+ // 13
|
|
|
+ [4, 133, 107],
|
|
|
+ [8, 59, 37, 1, 60, 38],
|
|
|
+ [8, 44, 20, 4, 45, 21],
|
|
|
+ [12, 33, 11, 4, 34, 12],
|
|
|
+
|
|
|
+ // 14
|
|
|
+ [3, 145, 115, 1, 146, 116],
|
|
|
+ [4, 64, 40, 5, 65, 41],
|
|
|
+ [11, 36, 16, 5, 37, 17],
|
|
|
+ [11, 36, 12, 5, 37, 13],
|
|
|
+
|
|
|
+ // 15
|
|
|
+ [5, 109, 87, 1, 110, 88],
|
|
|
+ [5, 65, 41, 5, 66, 42],
|
|
|
+ [5, 54, 24, 7, 55, 25],
|
|
|
+ [11, 36, 12],
|
|
|
+
|
|
|
+ // 16
|
|
|
+ [5, 122, 98, 1, 123, 99],
|
|
|
+ [7, 73, 45, 3, 74, 46],
|
|
|
+ [15, 43, 19, 2, 44, 20],
|
|
|
+ [3, 45, 15, 13, 46, 16],
|
|
|
+
|
|
|
+ // 17
|
|
|
+ [1, 135, 107, 5, 136, 108],
|
|
|
+ [10, 74, 46, 1, 75, 47],
|
|
|
+ [1, 50, 22, 15, 51, 23],
|
|
|
+ [2, 42, 14, 17, 43, 15],
|
|
|
+
|
|
|
+ // 18
|
|
|
+ [5, 150, 120, 1, 151, 121],
|
|
|
+ [9, 69, 43, 4, 70, 44],
|
|
|
+ [17, 50, 22, 1, 51, 23],
|
|
|
+ [2, 42, 14, 19, 43, 15],
|
|
|
+
|
|
|
+ // 19
|
|
|
+ [3, 141, 113, 4, 142, 114],
|
|
|
+ [3, 70, 44, 11, 71, 45],
|
|
|
+ [17, 47, 21, 4, 48, 22],
|
|
|
+ [9, 39, 13, 16, 40, 14],
|
|
|
+
|
|
|
+ // 20
|
|
|
+ [3, 135, 107, 5, 136, 108],
|
|
|
+ [3, 67, 41, 13, 68, 42],
|
|
|
+ [15, 54, 24, 5, 55, 25],
|
|
|
+ [15, 43, 15, 10, 44, 16],
|
|
|
+
|
|
|
+ // 21
|
|
|
+ [4, 144, 116, 4, 145, 117],
|
|
|
+ [17, 68, 42],
|
|
|
+ [17, 50, 22, 6, 51, 23],
|
|
|
+ [19, 46, 16, 6, 47, 17],
|
|
|
+
|
|
|
+ // 22
|
|
|
+ [2, 139, 111, 7, 140, 112],
|
|
|
+ [17, 74, 46],
|
|
|
+ [7, 54, 24, 16, 55, 25],
|
|
|
+ [34, 37, 13],
|
|
|
+
|
|
|
+ // 23
|
|
|
+ [4, 151, 121, 5, 152, 122],
|
|
|
+ [4, 75, 47, 14, 76, 48],
|
|
|
+ [11, 54, 24, 14, 55, 25],
|
|
|
+ [16, 45, 15, 14, 46, 16],
|
|
|
+
|
|
|
+ // 24
|
|
|
+ [6, 147, 117, 4, 148, 118],
|
|
|
+ [6, 73, 45, 14, 74, 46],
|
|
|
+ [11, 54, 24, 16, 55, 25],
|
|
|
+ [30, 46, 16, 2, 47, 17],
|
|
|
+
|
|
|
+ // 25
|
|
|
+ [8, 132, 106, 4, 133, 107],
|
|
|
+ [8, 75, 47, 13, 76, 48],
|
|
|
+ [7, 54, 24, 22, 55, 25],
|
|
|
+ [22, 45, 15, 13, 46, 16],
|
|
|
+
|
|
|
+ // 26
|
|
|
+ [10, 142, 114, 2, 143, 115],
|
|
|
+ [19, 74, 46, 4, 75, 47],
|
|
|
+ [28, 50, 22, 6, 51, 23],
|
|
|
+ [33, 46, 16, 4, 47, 17],
|
|
|
+
|
|
|
+ // 27
|
|
|
+ [8, 152, 122, 4, 153, 123],
|
|
|
+ [22, 73, 45, 3, 74, 46],
|
|
|
+ [8, 53, 23, 26, 54, 24],
|
|
|
+ [12, 45, 15, 28, 46, 16],
|
|
|
+
|
|
|
+ // 28
|
|
|
+ [3, 147, 117, 10, 148, 118],
|
|
|
+ [3, 73, 45, 23, 74, 46],
|
|
|
+ [4, 54, 24, 31, 55, 25],
|
|
|
+ [11, 45, 15, 31, 46, 16],
|
|
|
+
|
|
|
+ // 29
|
|
|
+ [7, 146, 116, 7, 147, 117],
|
|
|
+ [21, 73, 45, 7, 74, 46],
|
|
|
+ [1, 53, 23, 37, 54, 24],
|
|
|
+ [19, 45, 15, 26, 46, 16],
|
|
|
+
|
|
|
+ // 30
|
|
|
+ [5, 145, 115, 10, 146, 116],
|
|
|
+ [19, 75, 47, 10, 76, 48],
|
|
|
+ [15, 54, 24, 25, 55, 25],
|
|
|
+ [23, 45, 15, 25, 46, 16],
|
|
|
+
|
|
|
+ // 31
|
|
|
+ [13, 145, 115, 3, 146, 116],
|
|
|
+ [2, 74, 46, 29, 75, 47],
|
|
|
+ [42, 54, 24, 1, 55, 25],
|
|
|
+ [23, 45, 15, 28, 46, 16],
|
|
|
+
|
|
|
+ // 32
|
|
|
+ [17, 145, 115],
|
|
|
+ [10, 74, 46, 23, 75, 47],
|
|
|
+ [10, 54, 24, 35, 55, 25],
|
|
|
+ [19, 45, 15, 35, 46, 16],
|
|
|
+
|
|
|
+ // 33
|
|
|
+ [17, 145, 115, 1, 146, 116],
|
|
|
+ [14, 74, 46, 21, 75, 47],
|
|
|
+ [29, 54, 24, 19, 55, 25],
|
|
|
+ [11, 45, 15, 46, 46, 16],
|
|
|
+
|
|
|
+ // 34
|
|
|
+ [13, 145, 115, 6, 146, 116],
|
|
|
+ [14, 74, 46, 23, 75, 47],
|
|
|
+ [44, 54, 24, 7, 55, 25],
|
|
|
+ [59, 46, 16, 1, 47, 17],
|
|
|
+
|
|
|
+ // 35
|
|
|
+ [12, 151, 121, 7, 152, 122],
|
|
|
+ [12, 75, 47, 26, 76, 48],
|
|
|
+ [39, 54, 24, 14, 55, 25],
|
|
|
+ [22, 45, 15, 41, 46, 16],
|
|
|
+
|
|
|
+ // 36
|
|
|
+ [6, 151, 121, 14, 152, 122],
|
|
|
+ [6, 75, 47, 34, 76, 48],
|
|
|
+ [46, 54, 24, 10, 55, 25],
|
|
|
+ [2, 45, 15, 64, 46, 16],
|
|
|
+
|
|
|
+ // 37
|
|
|
+ [17, 152, 122, 4, 153, 123],
|
|
|
+ [29, 74, 46, 14, 75, 47],
|
|
|
+ [49, 54, 24, 10, 55, 25],
|
|
|
+ [24, 45, 15, 46, 46, 16],
|
|
|
+
|
|
|
+ // 38
|
|
|
+ [4, 152, 122, 18, 153, 123],
|
|
|
+ [13, 74, 46, 32, 75, 47],
|
|
|
+ [48, 54, 24, 14, 55, 25],
|
|
|
+ [42, 45, 15, 32, 46, 16],
|
|
|
+
|
|
|
+ // 39
|
|
|
+ [20, 147, 117, 4, 148, 118],
|
|
|
+ [40, 75, 47, 7, 76, 48],
|
|
|
+ [43, 54, 24, 22, 55, 25],
|
|
|
+ [10, 45, 15, 67, 46, 16],
|
|
|
+
|
|
|
+ // 40
|
|
|
+ [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 = new Array();
|
|
|
+
|
|
|
+ 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;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // QRBitBuffer
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+
|
|
|
+ function QRBitBuffer() {
|
|
|
+ this.buffer = new Array();
|
|
|
+ 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++;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ // Support Chinese
|
|
|
+ //---------------------------------------------------------------------
|
|
|
+ function utf16To8(text) {
|
|
|
+ var result = '';
|
|
|
+ var c;
|
|
|
+ for (var i = 0; i < text.length; i++) {
|
|
|
+ c = text.charCodeAt(i);
|
|
|
+ if (c >= 0x0001 && c <= 0x007F) {
|
|
|
+ result += text.charAt(i);
|
|
|
+ } else if (c > 0x07FF) {
|
|
|
+ result += String.fromCharCode(0xE0 | c >> 12 & 0x0F);
|
|
|
+ result += String.fromCharCode(0x80 | c >> 6 & 0x3F);
|
|
|
+ result += String.fromCharCode(0x80 | c >> 0 & 0x3F);
|
|
|
+ } else {
|
|
|
+ result += String.fromCharCode(0xC0 | c >> 6 & 0x1F);
|
|
|
+ result += String.fromCharCode(0x80 | c >> 0 & 0x3F);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ uQRCode = {
|
|
|
+ errorCorrectLevel: QRErrorCorrectLevel,
|
|
|
+
|
|
|
+ defaults: {
|
|
|
+ size: 354,
|
|
|
+ margin: 0,
|
|
|
+ backgroundColor: '#ffffff',
|
|
|
+ foregroundColor: '#000000',
|
|
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+ fileType: 'png', // 'jpg', 'png'
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+ errorCorrectLevel: QRErrorCorrectLevel.H,
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+ typeNumber: -1,
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+ enableDelay: false // 启用延迟绘制
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+ },
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+
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+ getModules: function(options) {
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+ options = Object.assign(this.defaults, options);
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+ var qrcode = new QRCode(options.typeNumber, options.errorCorrectLevel);
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+ qrcode.addData(utf16To8(options.text));
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+ qrcode.make();
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+ return qrcode.modules;
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+ },
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+
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+ make: function(options, componentInstance) {
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+ return new Promise((reslove, reject) => {
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+ options = Object.assign(this.defaults, options);
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+ if (!options.canvasId) {
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+ throw new Error('uQRCode: Please set canvasId!');
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+ }
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+ var modules = this.getModules(options);
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+ var tileW = (options.size - options.margin * 2) / modules.length;
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+ var tileH = tileW;
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+ var delay = 0;
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+
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+ // 创建canvas上下文前增加一点延时，确保canvas组件已渲染
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+ setTimeout(() => {
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+ var ctx = uni.createCanvasContext(options.canvasId, componentInstance);
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+ ctx.setFillStyle(options.backgroundColor);
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+ ctx.fillRect(0, 0, options.size, options.size);
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+ for (var row = 0; row < modules.length; row++) {
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+ for (var col = 0; col < modules.length; col++) {
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+ delay = options.enableDelay ? row * modules.length + col + 1 : 0;
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+ setTimeout(function(row, col) {
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+ // 计算每一个小块的位置
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+ var x = Math.round(col * tileW) + options.margin;
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+ var y = Math.round(row * tileH) + options.margin;
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+ var w = Math.ceil((col + 1) * tileW) - Math.floor(col * tileW);
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+ var h = Math.ceil((row + 1) * tileW) - Math.floor(row * tileW);
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+ var style = modules[row][col] ? options.foregroundColor :
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+ options.backgroundColor;
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+ ctx.setFillStyle(style);
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+ ctx.fillRect(x, y, w, h);
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+ }, delay, row, col);
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+ }
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+ }
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+
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+ // 耗时
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+ var time = options.enableDelay ? delay + options.size * 2 + options.margin * 2 + options.text.length : 0;
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+ setTimeout(function() {
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+ ctx.draw(false, function() {
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+ uni.canvasToTempFilePath({
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+ canvasId: options.canvasId,
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+ fileType: options.fileType,
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+ width: options.size,
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+ height: options.size,
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+ destWidth: options.size,
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+ destHeight: options.size,
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+ success: function(res) {
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+ reslove(Object.assign(res, {
|
|
|
+ time: time + 50
|
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|
+ }));
|
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|
+ },
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|
+ fail: function(err) {
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|
+ reject(err);
|
|
|
+ }
|
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|
+ }, componentInstance);
|
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|
+ });
|
|
|
+ }, time);
|
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|
+ }, 50);
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+
|
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+
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
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+
|
|
|
+})();
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+
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|
|
+export default uQRCode;
|
wangchao
