js format

author
Marijn Besseling <njirambem@gmail.com> · 2025-09-10 19:22 UTC
commit
3e3513f746a0a51083f8e3e2124756d1a980d1cc
parent
72516c311b
tree
browse at this commit

2 files changed +579 -160

Blog/Components/Pages/QRCodeScan.razor.js +5 -5
Blog/wwwroot/qrcode.js +574 -155

Blog/Components/Pages/QRCodeScan.razor.js +5 -5

@@ -10,7 +10,7 @@ function arraysEqual(a, b) {
10 10 if (a == null || b == null) return false;
11 11 if (a.length !== b.length) return false;
12 12
13 - for (var i = 0; i < a.length; ++i) {
13 + for (let i = 0; i < a.length; ++i) {
14 14 if (a[i] !== b[i]) return false;
15 15 }
16 16 return true;
@@ -46,7 +46,7 @@ export function onLoad() {
46 46
47 47 const initBarcodescan = (stream) => {
48 48 writeInfo("Starting scanner...");
49 - var lastbarcodes = [];
49 + let lastbarcodes = [];
50 50 setInterval(() => {
51 51 barcodeDetector
52 52 .detect(stream)
@@ -70,7 +70,7 @@ export function onLoad() {
70 70 }, 1000);
71 71 };
72 72
73 - var video = getById("video");
73 + const video = getById("video");
74 74 video.setAttribute("playsinline", "");
75 75 video.setAttribute("autoplay", "");
76 76 video.setAttribute("muted", "");
@@ -78,8 +78,8 @@ export function onLoad() {
78 78 // video.style.height = "100%";
79 79
80 80 /* Setting up the constraint */
81 - var facingMode = "environment"; // Can be 'user' or 'environment' to access back or front camera (NEAT!)
82 - var constraints = {
81 + const facingMode = "environment"; // Can be 'user' or 'environment' to access back or front camera (NEAT!)
82 + const constraints = {
83 83 audio: false,
84 84 video: {
85 85 facingMode: facingMode,

Blog/wwwroot/qrcode.js +574 -155

@@ -8,7 +8,7 @@
8 8 * @see <a href="http://www.d-project.com/" target="_blank">http://www.d-project.com/</a>
9 9 * @see <a href="http://jeromeetienne.github.com/jquery-qrcode/" target="_blank">http://jeromeetienne.github.com/jquery-qrcode/</a>
10 10 */
11 -var QRCode;
11 +let QRCode;
12 12
13 13 (function () {
14 14 //---------------------------------------------------------------------
@@ -32,9 +32,10 @@ var QRCode;
32 32 this.parsedData = [];
33 33
34 34 // Added to support UTF-8 Characters
35 - for (var i = 0, l = this.data.length; i < l; i++) {
36 - var byteArray = [];
37 - var code = this.data.charCodeAt(i);
35 + const l = this.data.length;
36 + for (let i = 0; i < l; i++) {
37 + const byteArray = [];
38 + const code = this.data.charCodeAt(i);
38 39
39 40 if (code > 0x10000) {
40 41 byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18);
@@ -57,7 +58,7 @@ var QRCode;
57 58
58 59 this.parsedData = Array.prototype.concat.apply([], this.parsedData);
59 60
60 - if (this.parsedData.length != this.data.length) {
61 + if (this.parsedData.length !== this.data.length) {
61 62 this.parsedData.unshift(191);
62 63 this.parsedData.unshift(187);
63 64 this.parsedData.unshift(239);
@@ -65,11 +66,12 @@ var QRCode;
65 66 }
66 67
67 68 QR8bitByte.prototype = {
68 - getLength: function (buffer) {
69 + getLength: function (_) {
69 70 return this.parsedData.length;
70 71 },
71 72 write: function (buffer) {
72 - for (var i = 0, l = this.parsedData.length; i < l; i++) {
73 + const l = this.parsedData.length;
74 + for (let i = 0; i < l; i++) {
73 75 buffer.put(this.parsedData[i], 8);
74 76 }
75 77 }
@@ -85,60 +87,175 @@ var QRCode;
85 87 }
86 88
87 89 QRCodeModel.prototype = {
88 - addData: function (data) { var newData = new QR8bitByte(data); this.dataList.push(newData); this.dataCache = null; }, isDark: function (row, col) {
89 - if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) { throw new Error(row + "," + col); }
90 + addData: function (data) {
91 + const newData = new QR8bitByte(data);
92 + this.dataList.push(newData);
93 + this.dataCache = null;
94 + }, isDark: function (row, col) {
95 + if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) {
96 + throw new Error(row + "," + col);
97 + }
90 98 return this.modules[row][col];
91 - }, getModuleCount: function () { return this.moduleCount; }, make: function () { this.makeImpl(false, this.getBestMaskPattern()); }, makeImpl: function (test, maskPattern) {
92 - this.moduleCount = this.typeNumber * 4 + 17; this.modules = new Array(this.moduleCount); for (var row = 0; row < this.moduleCount; row++) { this.modules[row] = new Array(this.moduleCount); for (var col = 0; col < this.moduleCount; col++) { this.modules[row][col] = null; } }
93 - this.setupPositionProbePattern(0, 0); this.setupPositionProbePattern(this.moduleCount - 7, 0); this.setupPositionProbePattern(0, this.moduleCount - 7); this.setupPositionAdjustPattern(); this.setupTimingPattern(); this.setupTypeInfo(test, maskPattern); if (this.typeNumber >= 7) { this.setupTypeNumber(test); }
94 - if (this.dataCache == null) { this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList); }
99 + }, getModuleCount: function () {
100 + return this.moduleCount;
101 + }, make: function () {
102 + this.makeImpl(false, this.getBestMaskPattern());
103 + }, makeImpl: function (test, maskPattern) {
104 + this.moduleCount = this.typeNumber * 4 + 17;
105 + this.modules = new Array(this.moduleCount);
106 + for (let row = 0; row < this.moduleCount; row++) {
107 + this.modules[row] = new Array(this.moduleCount);
108 + for (let col = 0; col < this.moduleCount; col++) {
109 + this.modules[row][col] = null;
110 + }
111 + }
112 + this.setupPositionProbePattern(0, 0);
113 + this.setupPositionProbePattern(this.moduleCount - 7, 0);
114 + this.setupPositionProbePattern(0, this.moduleCount - 7);
115 + this.setupPositionAdjustPattern();
116 + this.setupTimingPattern();
117 + this.setupTypeInfo(test, maskPattern);
118 + if (this.typeNumber >= 7) {
119 + this.setupTypeNumber(test);
120 + }
121 + if (this.dataCache == null) {
122 + this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList);
123 + }
95 124 this.mapData(this.dataCache, maskPattern);
96 - }, setupPositionProbePattern: function (row, col) { for (var r = -1; r <= 7; r++) { if (row + r <= -1 || this.moduleCount <= row + r) continue; for (var c = -1; c <= 7; c++) { if (col + c <= -1 || this.moduleCount <= col + c) continue; if ((0 <= r && r <= 6 && (c == 0 || c == 6)) || (0 <= c && c <= 6 && (r == 0 || r == 6)) || (2 <= r && r <= 4 && 2 <= c && c <= 4)) { this.modules[row + r][col + c] = true; } else { this.modules[row + r][col + c] = false; } } } }, getBestMaskPattern: function () {
97 - var minLostPoint = 0; var pattern = 0; for (var i = 0; i < 8; i++) { this.makeImpl(true, i); var lostPoint = QRUtil.getLostPoint(this); if (i == 0 || minLostPoint > lostPoint) { minLostPoint = lostPoint; pattern = i; } }
125 + }, setupPositionProbePattern: function (row, col) {
126 + for (let r = -1; r <= 7; r++) {
127 + if (row + r <= -1 || this.moduleCount <= row + r) continue;
128 + for (let c = -1; c <= 7; c++) {
129 + if (col + c <= -1 || this.moduleCount <= col + c) continue;
130 + this.modules[row + r][col + c] = (0 <= r && r <= 6 && (c === 0 || c === 6)) || (0 <= c && c <= 6 && (r === 0 || r === 6)) || (2 <= r && r <= 4 && 2 <= c && c <= 4);
131 + }
132 + }
133 + }, getBestMaskPattern: function () {
134 + let minLostPoint = 0;
135 + let pattern = 0;
136 + for (let i = 0; i < 8; i++) {
137 + this.makeImpl(true, i);
138 + const lostPoint = QRUtil.getLostPoint(this);
139 + if (i === 0 || minLostPoint > lostPoint) {
140 + minLostPoint = lostPoint;
141 + pattern = i;
142 + }
143 + }
98 144 return pattern;
99 - }, createMovieClip: function (target_mc, instance_name, depth) {
100 - var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth); var cs = 1; this.make(); for (var row = 0; row < this.modules.length; row++) { var y = row * cs; for (var col = 0; col < this.modules[row].length; col++) { var x = col * cs; var dark = this.modules[row][col]; if (dark) { qr_mc.beginFill(0, 100); qr_mc.moveTo(x, y); qr_mc.lineTo(x + cs, y); qr_mc.lineTo(x + cs, y + cs); qr_mc.lineTo(x, y + cs); qr_mc.endFill(); } } }
101 - return qr_mc;
102 145 }, setupTimingPattern: function () {
103 - for (var r = 8; r < this.moduleCount - 8; r++) {
104 - if (this.modules[r][6] != null) { continue; }
105 - this.modules[r][6] = (r % 2 == 0);
146 + for (let r = 8; r < this.moduleCount - 8; r++) {
147 + if (this.modules[r][6] != null) {
148 + continue;
149 + }
150 + this.modules[r][6] = (r % 2 === 0);
106 151 }
107 - for (var c = 8; c < this.moduleCount - 8; c++) {
108 - if (this.modules[6][c] != null) { continue; }
109 - this.modules[6][c] = (c % 2 == 0);
152 + for (let c = 8; c < this.moduleCount - 8; c++) {
153 + if (this.modules[6][c] != null) {
154 + continue;
155 + }
156 + this.modules[6][c] = (c % 2 === 0);
110 157 }
111 158 }, setupPositionAdjustPattern: function () {
112 - var pos = QRUtil.getPatternPosition(this.typeNumber); for (var i = 0; i < pos.length; i++) {
113 - for (var j = 0; j < pos.length; j++) {
114 - var row = pos[i]; var col = pos[j]; if (this.modules[row][col] != null) { continue; }
115 - for (var r = -2; r <= 2; r++) { for (var c = -2; c <= 2; c++) { if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) { this.modules[row + r][col + c] = true; } else { this.modules[row + r][col + c] = false; } } }
159 + const pos = QRUtil.getPatternPosition(this.typeNumber);
160 + for (let i = 0; i < pos.length; i++) {
161 + for (let j = 0; j < pos.length; j++) {
162 + const row = pos[i];
163 + const col = pos[j];
164 + if (this.modules[row][col] != null) {
165 + continue;
166 + }
167 + for (let r = -2; r <= 2; r++) {
168 + for (let c = -2; c <= 2; c++) {
169 + this.modules[row + r][col + c] = r === -2 || r === 2 || c === -2 || c === 2 || (r === 0 && c === 0);
170 + }
171 + }
116 172 }
117 173 }
118 174 }, setupTypeNumber: function (test) {
119 - var bits = QRUtil.getBCHTypeNumber(this.typeNumber); for (var i = 0; i < 18; i++) { var mod = (!test && ((bits >> i) & 1) == 1); this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod; }
120 - for (var i = 0; i < 18; i++) { var mod = (!test && ((bits >> i) & 1) == 1); this.modules[i % 3 + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod; }
175 + const bits = QRUtil.getBCHTypeNumber(this.typeNumber);
176 + for (var i = 0; i < 18; i++) {
177 + var mod = (!test && ((bits >> i) & 1) === 1);
178 + this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod;
179 + }
180 + for (var i = 0; i < 18; i++) {
181 + var mod = (!test && ((bits >> i) & 1) === 1);
182 + this.modules[i % 3 + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod;
183 + }
121 184 }, setupTypeInfo: function (test, maskPattern) {
122 - var data = (this.errorCorrectLevel << 3) | maskPattern; var bits = QRUtil.getBCHTypeInfo(data); for (var i = 0; i < 15; i++) { var mod = (!test && ((bits >> i) & 1) == 1); if (i < 6) { this.modules[i][8] = mod; } else if (i < 8) { this.modules[i + 1][8] = mod; } else { this.modules[this.moduleCount - 15 + i][8] = mod; } }
123 - for (var i = 0; i < 15; i++) { var mod = (!test && ((bits >> i) & 1) == 1); if (i < 8) { this.modules[8][this.moduleCount - i - 1] = mod; } else if (i < 9) { this.modules[8][15 - i - 1 + 1] = mod; } else { this.modules[8][15 - i - 1] = mod; } }
185 + const data = (this.errorCorrectLevel << 3) | maskPattern;
186 + const bits = QRUtil.getBCHTypeInfo(data);
187 + for (var i = 0; i < 15; i++) {
188 + var mod = (!test && ((bits >> i) & 1) === 1);
189 + if (i < 6) {
190 + this.modules[i][8] = mod;
191 + } else if (i < 8) {
192 + this.modules[i + 1][8] = mod;
193 + } else {
194 + this.modules[this.moduleCount - 15 + i][8] = mod;
195 + }
196 + }
197 + for (var i = 0; i < 15; i++) {
198 + var mod = (!test && ((bits >> i) & 1) === 1);
199 + if (i < 8) {
200 + this.modules[8][this.moduleCount - i - 1] = mod;
201 + } else if (i < 9) {
202 + this.modules[8][15 - i - 1 + 1] = mod;
203 + } else {
204 + this.modules[8][15 - i - 1] = mod;
205 + }
206 + }
124 207 this.modules[this.moduleCount - 8][8] = (!test);
125 208 }, mapData: function (data, maskPattern) {
126 - var inc = -1; var row = this.moduleCount - 1; var bitIndex = 7; var byteIndex = 0; for (var col = this.moduleCount - 1; col > 0; col -= 2) {
127 - if (col == 6) col--; while (true) {
128 - for (var c = 0; c < 2; c++) {
209 + let inc = -1;
210 + let row = this.moduleCount - 1;
211 + let bitIndex = 7;
212 + let byteIndex = 0;
213 + for (let col = this.moduleCount - 1; col > 0; col -= 2) {
214 + if (col === 6) col--;
215 + while (true) {
216 + for (let c = 0; c < 2; c++) {
129 217 if (this.modules[row][col - c] == null) {
130 - var dark = false; if (byteIndex < data.length) { dark = (((data[byteIndex] >>> bitIndex) & 1) == 1); }
131 - var mask = QRUtil.getMask(maskPattern, row, col - c); if (mask) { dark = !dark; }
132 - this.modules[row][col - c] = dark; bitIndex--; if (bitIndex == -1) { byteIndex++; bitIndex = 7; }
218 + let dark = false;
219 + if (byteIndex < data.length) {
220 + dark = (((data[byteIndex] >>> bitIndex) & 1) === 1);
221 + }
222 + const mask = QRUtil.getMask(maskPattern, row, col - c);
223 + if (mask) {
224 + dark = !dark;
225 + }
226 + this.modules[row][col - c] = dark;
227 + bitIndex--;
228 + if (bitIndex === -1) {
229 + byteIndex++;
230 + bitIndex = 7;
231 + }
133 232 }
134 233 }
135 - row += inc; if (row < 0 || this.moduleCount <= row) { row -= inc; inc = -inc; break; }
234 + row += inc;
235 + if (row < 0 || this.moduleCount <= row) {
236 + row -= inc;
237 + inc = -inc;
238 + break;
239 + }
136 240 }
137 241 }
138 242 }
139 - }; QRCodeModel.PAD0 = 0xEC; QRCodeModel.PAD1 = 0x11; QRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {
140 - var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel); var buffer = new QRBitBuffer(); for (var i = 0; i < dataList.length; i++) { var data = dataList[i]; buffer.put(data.mode, 4); buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber)); data.write(buffer); }
141 - var totalDataCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalDataCount += rsBlocks[i].dataCount; }
243 + };
244 + QRCodeModel.PAD0 = 0xEC;
245 + QRCodeModel.PAD1 = 0x11;
246 + QRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {
247 + const rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel);
248 + const buffer = new QRBitBuffer();
249 + for (var i = 0; i < dataList.length; i++) {
250 + const data = dataList[i];
251 + buffer.put(data.mode, 4);
252 + buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber));
253 + data.write(buffer);
254 + }
255 + let totalDataCount = 0;
256 + for (var i = 0; i < rsBlocks.length; i++) {
257 + totalDataCount += rsBlocks[i].dataCount;
258 + }
142 259 if (buffer.getLengthInBits() > totalDataCount * 8) {
143 260 throw new Error("code length overflow. ("
144 261 + buffer.getLengthInBits()
@@ -146,133 +263,434 @@ var QRCode;
146 263 + totalDataCount * 8
147 264 + ")");
148 265 }
149 - if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { buffer.put(0, 4); }
150 - while (buffer.getLengthInBits() % 8 != 0) { buffer.putBit(false); }
266 + if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
267 + buffer.put(0, 4);
268 + }
269 + while (buffer.getLengthInBits() % 8 !== 0) {
270 + buffer.putBit(false);
271 + }
151 272 while (true) {
152 - if (buffer.getLengthInBits() >= totalDataCount * 8) { break; }
153 - buffer.put(QRCodeModel.PAD0, 8); if (buffer.getLengthInBits() >= totalDataCount * 8) { break; }
273 + if (buffer.getLengthInBits() >= totalDataCount * 8) {
274 + break;
275 + }
276 + buffer.put(QRCodeModel.PAD0, 8);
277 + if (buffer.getLengthInBits() >= totalDataCount * 8) {
278 + break;
279 + }
154 280 buffer.put(QRCodeModel.PAD1, 8);
155 281 }
156 282 return QRCodeModel.createBytes(buffer, rsBlocks);
157 - }; QRCodeModel.createBytes = function (buffer, rsBlocks) {
158 - var offset = 0; var maxDcCount = 0; var maxEcCount = 0; var dcdata = new Array(rsBlocks.length); var ecdata = new Array(rsBlocks.length); for (var r = 0; r < rsBlocks.length; r++) {
159 - var dcCount = rsBlocks[r].dataCount; var ecCount = rsBlocks[r].totalCount - dcCount; maxDcCount = Math.max(maxDcCount, dcCount); maxEcCount = Math.max(maxEcCount, ecCount); dcdata[r] = new Array(dcCount); for (var i = 0; i < dcdata[r].length; i++) { dcdata[r][i] = 0xff & buffer.buffer[i + offset]; }
160 - offset += dcCount; var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount); var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1); var modPoly = rawPoly.mod(rsPoly); ecdata[r] = new Array(rsPoly.getLength() - 1); for (var i = 0; i < ecdata[r].length; i++) { var modIndex = i + modPoly.getLength() - ecdata[r].length; ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0; }
161 - }
162 - var totalCodeCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalCodeCount += rsBlocks[i].totalCount; }
163 - var data = new Array(totalCodeCount); var index = 0; for (var i = 0; i < maxDcCount; i++) { for (var r = 0; r < rsBlocks.length; r++) { if (i < dcdata[r].length) { data[index++] = dcdata[r][i]; } } }
164 - for (var i = 0; i < maxEcCount; i++) { for (var r = 0; r < rsBlocks.length; r++) { if (i < ecdata[r].length) { data[index++] = ecdata[r][i]; } } }
283 + };
284 + QRCodeModel.createBytes = function (buffer, rsBlocks) {
285 + let offset = 0;
286 + let maxDcCount = 0;
287 + let maxEcCount = 0;
288 + const dcdata = new Array(rsBlocks.length);
289 + const ecdata = new Array(rsBlocks.length);
290 + for (var r = 0; r < rsBlocks.length; r++) {
291 + const dcCount = rsBlocks[r].dataCount;
292 + const ecCount = rsBlocks[r].totalCount - dcCount;
293 + maxDcCount = Math.max(maxDcCount, dcCount);
294 + maxEcCount = Math.max(maxEcCount, ecCount);
295 + dcdata[r] = new Array(dcCount);
296 + for (var i = 0; i < dcdata[r].length; i++) {
297 + dcdata[r][i] = 0xff & buffer.buffer[i + offset];
298 + }
299 + offset += dcCount;
300 + const rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
301 + const rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1);
302 + const modPoly = rawPoly.mod(rsPoly);
303 + ecdata[r] = new Array(rsPoly.getLength() - 1);
304 + for (var i = 0; i < ecdata[r].length; i++) {
305 + const modIndex = i + modPoly.getLength() - ecdata[r].length;
306 + ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0;
307 + }
308 + }
309 + let totalCodeCount = 0;
310 + for (var i = 0; i < rsBlocks.length; i++) {
311 + totalCodeCount += rsBlocks[i].totalCount;
312 + }
313 + const data = new Array(totalCodeCount);
314 + let index = 0;
315 + for (var i = 0; i < maxDcCount; i++) {
316 + for (var r = 0; r < rsBlocks.length; r++) {
317 + if (i < dcdata[r].length) {
318 + data[index++] = dcdata[r][i];
319 + }
320 + }
321 + }
322 + for (var i = 0; i < maxEcCount; i++) {
323 + for (var r = 0; r < rsBlocks.length; r++) {
324 + if (i < ecdata[r].length) {
325 + data[index++] = ecdata[r][i];
326 + }
327 + }
328 + }
165 329 return data;
166 - }; var QRMode = { MODE_NUMBER: 1 << 0, MODE_ALPHA_NUM: 1 << 1, MODE_8BIT_BYTE: 1 << 2, MODE_KANJI: 1 << 3 }; var QRErrorCorrectLevel = { L: 1, M: 0, Q: 3, H: 2 }; var QRMaskPattern = { PATTERN000: 0, PATTERN001: 1, PATTERN010: 2, PATTERN011: 3, PATTERN100: 4, PATTERN101: 5, PATTERN110: 6, PATTERN111: 7 }; var QRUtil = {
167 - PATTERN_POSITION_TABLE: [[], [6, 18], [6, 22], [6, 26], [6, 30], [6, 34], [6, 22, 38], [6, 24, 42], [6, 26, 46], [6, 28, 50], [6, 30, 54], [6, 32, 58], [6, 34, 62], [6, 26, 46, 66], [6, 26, 48, 70], [6, 26, 50, 74], [6, 30, 54, 78], [6, 30, 56, 82], [6, 30, 58, 86], [6, 34, 62, 90], [6, 28, 50, 72, 94], [6, 26, 50, 74, 98], [6, 30, 54, 78, 102], [6, 28, 54, 80, 106], [6, 32, 58, 84, 110], [6, 30, 58, 86, 114], [6, 34, 62, 90, 118], [6, 26, 50, 74, 98, 122], [6, 30, 54, 78, 102, 126], [6, 26, 52, 78, 104, 130], [6, 30, 56, 82, 108, 134], [6, 34, 60, 86, 112, 138], [6, 30, 58, 86, 114, 142], [6, 34, 62, 90, 118, 146], [6, 30, 54, 78, 102, 126, 150], [6, 24, 50, 76, 102, 128, 154], [6, 28, 54, 80, 106, 132, 158], [6, 32, 58, 84, 110, 136, 162], [6, 26, 54, 82, 110, 138, 166], [6, 30, 58, 86, 114, 142, 170]], G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0), G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0), G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1), getBCHTypeInfo: function (data) {
168 - var d = data << 10; while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) { d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15))); }
330 + };
331 + var QRMode = {MODE_NUMBER: 1 << 0, MODE_ALPHA_NUM: 1 << 1, MODE_8BIT_BYTE: 1 << 2, MODE_KANJI: 1 << 3};
332 + const QRErrorCorrectLevel = {L: 1, M: 0, Q: 3, H: 2};
333 + const QRMaskPattern = {
334 + PATTERN000: 0,
335 + PATTERN001: 1,
336 + PATTERN010: 2,
337 + PATTERN011: 3,
338 + PATTERN100: 4,
339 + PATTERN101: 5,
340 + PATTERN110: 6,
341 + PATTERN111: 7
342 + };
343 + var QRUtil = {
344 + 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]],
345 + G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0),
346 + G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0),
347 + G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1),
348 + getBCHTypeInfo: function (data) {
349 + let d = data << 10;
350 + while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) {
351 + d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15)));
352 + }
169 353 return ((data << 10) | d) ^ QRUtil.G15_MASK;
170 - }, getBCHTypeNumber: function (data) {
171 - var d = data << 12; while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) { d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18))); }
354 + },
355 + getBCHTypeNumber: function (data) {
356 + let d = data << 12;
357 + while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) {
358 + d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18)));
359 + }
172 360 return (data << 12) | d;
173 - }, getBCHDigit: function (data) {
174 - var digit = 0; while (data != 0) { digit++; data >>>= 1; }
361 + },
362 + getBCHDigit: function (data) {
363 + let digit = 0;
364 + while (data !== 0) {
365 + digit++;
366 + data >>>= 1;
367 + }
175 368 return digit;
176 - }, getPatternPosition: function (typeNumber) { return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1]; }, getMask: function (maskPattern, i, j) { switch (maskPattern) { case QRMaskPattern.PATTERN000: return (i + j) % 2 == 0; case QRMaskPattern.PATTERN001: return i % 2 == 0; case QRMaskPattern.PATTERN010: return j % 3 == 0; case QRMaskPattern.PATTERN011: return (i + j) % 3 == 0; case QRMaskPattern.PATTERN100: return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0; case QRMaskPattern.PATTERN101: return (i * j) % 2 + (i * j) % 3 == 0; case QRMaskPattern.PATTERN110: return ((i * j) % 2 + (i * j) % 3) % 2 == 0; case QRMaskPattern.PATTERN111: return ((i * j) % 3 + (i + j) % 2) % 2 == 0; default: throw new Error("bad maskPattern:" + maskPattern); } }, getErrorCorrectPolynomial: function (errorCorrectLength) {
177 - var a = new QRPolynomial([1], 0); for (var i = 0; i < errorCorrectLength; i++) { a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0)); }
369 + },
370 + getPatternPosition: function (typeNumber) {
371 + return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1];
372 + },
373 + getMask: function (maskPattern, i, j) {
374 + switch (maskPattern) {
375 + case QRMaskPattern.PATTERN000:
376 + return (i + j) % 2 === 0;
377 + case QRMaskPattern.PATTERN001:
378 + return i % 2 === 0;
379 + case QRMaskPattern.PATTERN010:
380 + return j % 3 === 0;
381 + case QRMaskPattern.PATTERN011:
382 + return (i + j) % 3 === 0;
383 + case QRMaskPattern.PATTERN100:
384 + return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 === 0;
385 + case QRMaskPattern.PATTERN101:
386 + return (i * j) % 2 + (i * j) % 3 === 0;
387 + case QRMaskPattern.PATTERN110:
388 + return ((i * j) % 2 + (i * j) % 3) % 2 === 0;
389 + case QRMaskPattern.PATTERN111:
390 + return ((i * j) % 3 + (i + j) % 2) % 2 === 0;
391 + default:
392 + throw new Error("bad maskPattern:" + maskPattern);
393 + }
394 + },
395 + getErrorCorrectPolynomial: function (errorCorrectLength) {
396 + let a = new QRPolynomial([1], 0);
397 + for (let i = 0; i < errorCorrectLength; i++) {
398 + a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0));
399 + }
178 400 return a;
179 - }, getLengthInBits: function (mode, type) { if (1 <= type && type < 10) { switch (mode) { case QRMode.MODE_NUMBER: return 10; case QRMode.MODE_ALPHA_NUM: return 9; case QRMode.MODE_8BIT_BYTE: return 8; case QRMode.MODE_KANJI: return 8; default: throw new Error("mode:" + mode); } } else if (type < 27) { switch (mode) { case QRMode.MODE_NUMBER: return 12; case QRMode.MODE_ALPHA_NUM: return 11; case QRMode.MODE_8BIT_BYTE: return 16; case QRMode.MODE_KANJI: return 10; default: throw new Error("mode:" + mode); } } else if (type < 41) { switch (mode) { case QRMode.MODE_NUMBER: return 14; case QRMode.MODE_ALPHA_NUM: return 13; case QRMode.MODE_8BIT_BYTE: return 16; case QRMode.MODE_KANJI: return 12; default: throw new Error("mode:" + mode); } } else { throw new Error("type:" + type); } }, getLostPoint: function (qrCode) {
180 - var moduleCount = qrCode.getModuleCount(); var lostPoint = 0; for (var row = 0; row < moduleCount; row++) {
401 + },
402 + getLengthInBits: function (mode, type) {
403 + if (1 <= type && type < 10) {
404 + switch (mode) {
405 + case QRMode.MODE_NUMBER:
406 + return 10;
407 + case QRMode.MODE_ALPHA_NUM:
408 + return 9;
409 + case QRMode.MODE_8BIT_BYTE:
410 + return 8;
411 + case QRMode.MODE_KANJI:
412 + return 8;
413 + default:
414 + throw new Error("mode:" + mode);
415 + }
416 + } else if (type < 27) {
417 + switch (mode) {
418 + case QRMode.MODE_NUMBER:
419 + return 12;
420 + case QRMode.MODE_ALPHA_NUM:
421 + return 11;
422 + case QRMode.MODE_8BIT_BYTE:
423 + return 16;
424 + case QRMode.MODE_KANJI:
425 + return 10;
426 + default:
427 + throw new Error("mode:" + mode);
428 + }
429 + } else if (type < 41) {
430 + switch (mode) {
431 + case QRMode.MODE_NUMBER:
432 + return 14;
433 + case QRMode.MODE_ALPHA_NUM:
434 + return 13;
435 + case QRMode.MODE_8BIT_BYTE:
436 + return 16;
437 + case QRMode.MODE_KANJI:
438 + return 12;
439 + default:
440 + throw new Error("mode:" + mode);
441 + }
442 + } else {
443 + throw new Error("type:" + type);
444 + }
445 + },
446 + getLostPoint: function (qrCode) {
447 + const moduleCount = qrCode.getModuleCount();
448 + let lostPoint = 0;
449 + for (var row = 0; row < moduleCount; row++) {
181 450 for (var col = 0; col < moduleCount; col++) {
182 - var sameCount = 0; var dark = qrCode.isDark(row, col); for (var r = -1; r <= 1; r++) {
183 - if (row + r < 0 || moduleCount <= row + r) { continue; }
184 - for (var c = -1; c <= 1; c++) {
185 - if (col + c < 0 || moduleCount <= col + c) { continue; }
186 - if (r == 0 && c == 0) { continue; }
187 - if (dark == qrCode.isDark(row + r, col + c)) { sameCount++; }
451 + let sameCount = 0;
452 + const dark = qrCode.isDark(row, col);
453 + for (let r = -1; r <= 1; r++) {
454 + if (row + r < 0 || moduleCount <= row + r) {
455 + continue;
456 + }
457 + for (let c = -1; c <= 1; c++) {
458 + if (col + c < 0 || moduleCount <= col + c) {
459 + continue;
460 + }
461 + if (r === 0 && c === 0) {
462 + continue;
463 + }
464 + if (dark === qrCode.isDark(row + r, col + c)) {
465 + sameCount++;
466 + }
188 467 }
189 468 }
190 - if (sameCount > 5) { lostPoint += (3 + sameCount - 5); }
469 + if (sameCount > 5) {
470 + lostPoint += (3 + sameCount - 5);
471 + }
191 472 }
192 473 }
193 - for (var row = 0; row < moduleCount - 1; row++) { for (var col = 0; col < moduleCount - 1; col++) { var count = 0; if (qrCode.isDark(row, col)) count++; if (qrCode.isDark(row + 1, col)) count++; if (qrCode.isDark(row, col + 1)) count++; if (qrCode.isDark(row + 1, col + 1)) count++; if (count == 0 || count == 4) { lostPoint += 3; } } }
194 - for (var row = 0; row < moduleCount; row++) { for (var col = 0; col < moduleCount - 6; col++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row, col + 1) && qrCode.isDark(row, col + 2) && qrCode.isDark(row, col + 3) && qrCode.isDark(row, col + 4) && !qrCode.isDark(row, col + 5) && qrCode.isDark(row, col + 6)) { lostPoint += 40; } } }
195 - for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount - 6; row++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row + 1, col) && qrCode.isDark(row + 2, col) && qrCode.isDark(row + 3, col) && qrCode.isDark(row + 4, col) && !qrCode.isDark(row + 5, col) && qrCode.isDark(row + 6, col)) { lostPoint += 40; } } }
196 - var darkCount = 0; for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount; row++) { if (qrCode.isDark(row, col)) { darkCount++; } } }
197 - var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; lostPoint += ratio * 10; return lostPoint;
474 + for (var row = 0; row < moduleCount - 1; row++) {
475 + for (var col = 0; col < moduleCount - 1; col++) {
476 + let count = 0;
477 + if (qrCode.isDark(row, col)) count++;
478 + if (qrCode.isDark(row + 1, col)) count++;
479 + if (qrCode.isDark(row, col + 1)) count++;
480 + if (qrCode.isDark(row + 1, col + 1)) count++;
481 + if (count === 0 || count === 4) {
482 + lostPoint += 3;
483 + }
484 + }
485 + }
486 + for (var row = 0; row < moduleCount; row++) {
487 + for (var col = 0; col < moduleCount - 6; col++) {
488 + 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)) {
489 + lostPoint += 40;
490 + }
491 + }
492 + }
493 + for (var col = 0; col < moduleCount; col++) {
494 + for (var row = 0; row < moduleCount - 6; row++) {
495 + 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)) {
496 + lostPoint += 40;
497 + }
498 + }
499 + }
500 + let darkCount = 0;
501 + for (var col = 0; col < moduleCount; col++) {
502 + for (var row = 0; row < moduleCount; row++) {
503 + if (qrCode.isDark(row, col)) {
504 + darkCount++;
505 + }
506 + }
507 + }
508 + const ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5;
509 + lostPoint += ratio * 10;
510 + return lostPoint;
198 511 }
199 - }; var QRMath = {
512 + };
513 + var QRMath = {
200 514 glog: function (n) {
201 - if (n < 1) { throw new Error("glog(" + n + ")"); }
515 + if (n < 1) {
516 + throw new Error("glog(" + n + ")");
517 + }
202 518 return QRMath.LOG_TABLE[n];
203 519 }, gexp: function (n) {
204 - while (n < 0) { n += 255; }
205 - while (n >= 256) { n -= 255; }
520 + while (n < 0) {
521 + n += 255;
522 + }
523 + while (n >= 256) {
524 + n -= 255;
525 + }
206 526 return QRMath.EXP_TABLE[n];
207 527 }, EXP_TABLE: new Array(256), LOG_TABLE: new Array(256)
208 - }; for (var i = 0; i < 8; i++) { QRMath.EXP_TABLE[i] = 1 << i; }
209 - for (var i = 8; i < 256; i++) { QRMath.EXP_TABLE[i] = QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8]; }
210 - for (var i = 0; i < 255; i++) { QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i; }
528 + };
529 + for (var i = 0; i < 8; i++) {
530 + QRMath.EXP_TABLE[i] = 1 << i;
531 + }
532 + for (var i = 8; i < 256; i++) {
533 + QRMath.EXP_TABLE[i] = QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8];
534 + }
535 + for (var i = 0; i < 255; i++) {
536 + QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i;
537 + }
538 +
211 539 function QRPolynomial(num, shift) {
212 - if (num.length == undefined) { throw new Error(num.length + "/" + shift); }
213 - var offset = 0; while (offset < num.length && num[offset] == 0) { offset++; }
214 - this.num = new Array(num.length - offset + shift); for (var i = 0; i < num.length - offset; i++) { this.num[i] = num[i + offset]; }
540 + if (num.length === undefined) {
541 + throw new Error(num.length + "/" + shift);
542 + }
543 + let offset = 0;
544 + while (offset < num.length && num[offset] === 0) {
545 + offset++;
546 + }
547 + this.num = new Array(num.length - offset + shift);
548 + for (let i = 0; i < num.length - offset; i++) {
549 + this.num[i] = num[i + offset];
550 + }
215 551 }
552 +
216 553 QRPolynomial.prototype = {
217 - get: function (index) { return this.num[index]; }, getLength: function () { return this.num.length; }, multiply: function (e) {
218 - var num = new Array(this.getLength() + e.getLength() - 1); for (var i = 0; i < this.getLength(); i++) { for (var j = 0; j < e.getLength(); j++) { num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j))); } }
554 + get: function (index) {
555 + return this.num[index];
556 + }, getLength: function () {
557 + return this.num.length;
558 + }, multiply: function (e) {
559 + const num = new Array(this.getLength() + e.getLength() - 1);
560 + for (let i = 0; i < this.getLength(); i++) {
561 + for (let j = 0; j < e.getLength(); j++) {
562 + num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j)));
563 + }
564 + }
219 565 return new QRPolynomial(num, 0);
220 566 }, mod: function (e) {
221 - if (this.getLength() - e.getLength() < 0) { return this; }
222 - var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0)); var num = new Array(this.getLength()); for (var i = 0; i < this.getLength(); i++) { num[i] = this.get(i); }
223 - for (var i = 0; i < e.getLength(); i++) { num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio); }
567 + if (this.getLength() - e.getLength() < 0) {
568 + return this;
569 + }
570 + const ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0));
571 + const num = new Array(this.getLength());
572 + for (var i = 0; i < this.getLength(); i++) {
573 + num[i] = this.get(i);
574 + }
575 + for (var i = 0; i < e.getLength(); i++) {
576 + num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio);
577 + }
224 578 return new QRPolynomial(num, 0).mod(e);
225 579 }
226 - }; function QRRSBlock(totalCount, dataCount) { this.totalCount = totalCount; this.dataCount = dataCount; }
227 - QRRSBlock.RS_BLOCK_TABLE = [[1, 26, 19], [1, 26, 16], [1, 26, 13], [1, 26, 9], [1, 44, 34], [1, 44, 28], [1, 44, 22], [1, 44, 16], [1, 70, 55], [1, 70, 44], [2, 35, 17], [2, 35, 13], [1, 100, 80], [2, 50, 32], [2, 50, 24], [4, 25, 9], [1, 134, 108], [2, 67, 43], [2, 33, 15, 2, 34, 16], [2, 33, 11, 2, 34, 12], [2, 86, 68], [4, 43, 27], [4, 43, 19], [4, 43, 15], [2, 98, 78], [4, 49, 31], [2, 32, 14, 4, 33, 15], [4, 39, 13, 1, 40, 14], [2, 121, 97], [2, 60, 38, 2, 61, 39], [4, 40, 18, 2, 41, 19], [4, 40, 14, 2, 41, 15], [2, 146, 116], [3, 58, 36, 2, 59, 37], [4, 36, 16, 4, 37, 17], [4, 36, 12, 4, 37, 13], [2, 86, 68, 2, 87, 69], [4, 69, 43, 1, 70, 44], [6, 43, 19, 2, 44, 20], [6, 43, 15, 2, 44, 16], [4, 101, 81], [1, 80, 50, 4, 81, 51], [4, 50, 22, 4, 51, 23], [3, 36, 12, 8, 37, 13], [2, 116, 92, 2, 117, 93], [6, 58, 36, 2, 59, 37], [4, 46, 20, 6, 47, 21], [7, 42, 14, 4, 43, 15], [4, 133, 107], [8, 59, 37, 1, 60, 38], [8, 44, 20, 4, 45, 21], [12, 33, 11, 4, 34, 12], [3, 145, 115, 1, 146, 116], [4, 64, 40, 5, 65, 41], [11, 36, 16, 5, 37, 17], [11, 36, 12, 5, 37, 13], [5, 109, 87, 1, 110, 88], [5, 65, 41, 5, 66, 42], [5, 54, 24, 7, 55, 25], [11, 36, 12], [5, 122, 98, 1, 123, 99], [7, 73, 45, 3, 74, 46], [15, 43, 19, 2, 44, 20], [3, 45, 15, 13, 46, 16], [1, 135, 107, 5, 136, 108], [10, 74, 46, 1, 75, 47], [1, 50, 22, 15, 51, 23], [2, 42, 14, 17, 43, 15], [5, 150, 120, 1, 151, 121], [9, 69, 43, 4, 70, 44], [17, 50, 22, 1, 51, 23], [2, 42, 14, 19, 43, 15], [3, 141, 113, 4, 142, 114], [3, 70, 44, 11, 71, 45], [17, 47, 21, 4, 48, 22], [9, 39, 13, 16, 40, 14], [3, 135, 107, 5, 136, 108], [3, 67, 41, 13, 68, 42], [15, 54, 24, 5, 55, 25], [15, 43, 15, 10, 44, 16], [4, 144, 116, 4, 145, 117], [17, 68, 42], [17, 50, 22, 6, 51, 23], [19, 46, 16, 6, 47, 17], [2, 139, 111, 7, 140, 112], [17, 74, 46], [7, 54, 24, 16, 55, 25], [34, 37, 13], [4, 151, 121, 5, 152, 122], [4, 75, 47, 14, 76, 48], [11, 54, 24, 14, 55, 25], [16, 45, 15, 14, 46, 16], [6, 147, 117, 4, 148, 118], [6, 73, 45, 14, 74, 46], [11, 54, 24, 16, 55, 25], [30, 46, 16, 2, 47, 17], [8, 132, 106, 4, 133, 107], [8, 75, 47, 13, 76, 48], [7, 54, 24, 22, 55, 25], [22, 45, 15, 13, 46, 16], [10, 142, 114, 2, 143, 115], [19, 74, 46, 4, 75, 47], [28, 50, 22, 6, 51, 23], [33, 46, 16, 4, 47, 17], [8, 152, 122, 4, 153, 123], [22, 73, 45, 3, 74, 46], [8, 53, 23, 26, 54, 24], [12, 45, 15, 28, 46, 16], [3, 147, 117, 10, 148, 118], [3, 73, 45, 23, 74, 46], [4, 54, 24, 31, 55, 25], [11, 45, 15, 31, 46, 16], [7, 146, 116, 7, 147, 117], [21, 73, 45, 7, 74, 46], [1, 53, 23, 37, 54, 24], [19, 45, 15, 26, 46, 16], [5, 145, 115, 10, 146, 116], [19, 75, 47, 10, 76, 48], [15, 54, 24, 25, 55, 25], [23, 45, 15, 25, 46, 16], [13, 145, 115, 3, 146, 116], [2, 74, 46, 29, 75, 47], [42, 54, 24, 1, 55, 25], [23, 45, 15, 28, 46, 16], [17, 145, 115], [10, 74, 46, 23, 75, 47], [10, 54, 24, 35, 55, 25], [19, 45, 15, 35, 46, 16], [17, 145, 115, 1, 146, 116], [14, 74, 46, 21, 75, 47], [29, 54, 24, 19, 55, 25], [11, 45, 15, 46, 46, 16], [13, 145, 115, 6, 146, 116], [14, 74, 46, 23, 75, 47], [44, 54, 24, 7, 55, 25], [59, 46, 16, 1, 47, 17], [12, 151, 121, 7, 152, 122], [12, 75, 47, 26, 76, 48], [39, 54, 24, 14, 55, 25], [22, 45, 15, 41, 46, 16], [6, 151, 121, 14, 152, 122], [6, 75, 47, 34, 76, 48], [46, 54, 24, 10, 55, 25], [2, 45, 15, 64, 46, 16], [17, 152, 122, 4, 153, 123], [29, 74, 46, 14, 75, 47], [49, 54, 24, 10, 55, 25], [24, 45, 15, 46, 46, 16], [4, 152, 122, 18, 153, 123], [13, 74, 46, 32, 75, 47], [48, 54, 24, 14, 55, 25], [42, 45, 15, 32, 46, 16], [20, 147, 117, 4, 148, 118], [40, 75, 47, 7, 76, 48], [43, 54, 24, 22, 55, 25], [10, 45, 15, 67, 46, 16], [19, 148, 118, 6, 149, 119], [18, 75, 47, 31, 76, 48], [34, 54, 24, 34, 55, 25], [20, 45, 15, 61, 46, 16]]; QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {
228 - var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel); if (rsBlock == undefined) { throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel); }
229 - var length = rsBlock.length / 3; var list = []; for (var i = 0; i < length; i++) { var count = rsBlock[i * 3 + 0]; var totalCount = rsBlock[i * 3 + 1]; var dataCount = rsBlock[i * 3 + 2]; for (var j = 0; j < count; j++) { list.push(new QRRSBlock(totalCount, dataCount)); } }
580 + };
581 +
582 + function QRRSBlock(totalCount, dataCount) {
583 + this.totalCount = totalCount;
584 + this.dataCount = dataCount;
585 + }
586 +
587 + 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]];
588 + QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {
589 + const rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel);
590 + if (rsBlock === undefined) {
591 + throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel);
592 + }
593 + const length = rsBlock.length / 3;
594 + const list = [];
595 + for (let i = 0; i < length; i++) {
596 + const count = rsBlock[i * 3];
597 + const totalCount = rsBlock[i * 3 + 1];
598 + const dataCount = rsBlock[i * 3 + 2];
599 + for (let j = 0; j < count; j++) {
600 + list.push(new QRRSBlock(totalCount, dataCount));
601 + }
602 + }
230 603 return list;
231 - }; QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) { switch (errorCorrectLevel) { case QRErrorCorrectLevel.L: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; case QRErrorCorrectLevel.M: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; case QRErrorCorrectLevel.Q: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; case QRErrorCorrectLevel.H: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; default: return undefined; } }; function QRBitBuffer() { this.buffer = []; this.length = 0; }
604 + };
605 + QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) {
606 + switch (errorCorrectLevel) {
607 + case QRErrorCorrectLevel.L:
608 + return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4];
609 + case QRErrorCorrectLevel.M:
610 + return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1];
611 + case QRErrorCorrectLevel.Q:
612 + return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2];
613 + case QRErrorCorrectLevel.H:
614 + return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3];
615 + default:
616 + return undefined;
617 + }
618 + };
619 +
620 + function QRBitBuffer() {
621 + this.buffer = [];
622 + this.length = 0;
623 + }
624 +
232 625 QRBitBuffer.prototype = {
233 - get: function (index) { var bufIndex = Math.floor(index / 8); return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1; }, put: function (num, length) { for (var i = 0; i < length; i++) { this.putBit(((num >>> (length - i - 1)) & 1) == 1); } }, getLengthInBits: function () { return this.length; }, putBit: function (bit) {
234 - var bufIndex = Math.floor(this.length / 8); if (this.buffer.length <= bufIndex) { this.buffer.push(0); }
235 - if (bit) { this.buffer[bufIndex] |= (0x80 >>> (this.length % 8)); }
626 + get: function (index) {
627 + const bufIndex = Math.floor(index / 8);
628 + return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) === 1;
629 + }, put: function (num, length) {
630 + for (let i = 0; i < length; i++) {
631 + this.putBit(((num >>> (length - i - 1)) & 1) === 1);
632 + }
633 + }, getLengthInBits: function () {
634 + return this.length;
635 + }, putBit: function (bit) {
636 + const bufIndex = Math.floor(this.length / 8);
637 + if (this.buffer.length <= bufIndex) {
638 + this.buffer.push(0);
639 + }
640 + if (bit) {
641 + this.buffer[bufIndex] |= (0x80 >>> (this.length % 8));
642 + }
236 643 this.length++;
237 644 }
238 - }; var QRCodeLimitLength = [[17, 14, 11, 7], [32, 26, 20, 14], [53, 42, 32, 24], [78, 62, 46, 34], [106, 84, 60, 44], [134, 106, 74, 58], [154, 122, 86, 64], [192, 152, 108, 84], [230, 180, 130, 98], [271, 213, 151, 119], [321, 251, 177, 137], [367, 287, 203, 155], [425, 331, 241, 177], [458, 362, 258, 194], [520, 412, 292, 220], [586, 450, 322, 250], [644, 504, 364, 280], [718, 560, 394, 310], [792, 624, 442, 338], [858, 666, 482, 382], [929, 711, 509, 403], [1003, 779, 565, 439], [1091, 857, 611, 461], [1171, 911, 661, 511], [1273, 997, 715, 535], [1367, 1059, 751, 593], [1465, 1125, 805, 625], [1528, 1190, 868, 658], [1628, 1264, 908, 698], [1732, 1370, 982, 742], [1840, 1452, 1030, 790], [1952, 1538, 1112, 842], [2068, 1628, 1168, 898], [2188, 1722, 1228, 958], [2303, 1809, 1283, 983], [2431, 1911, 1351, 1051], [2563, 1989, 1423, 1093], [2699, 2099, 1499, 1139], [2809, 2213, 1579, 1219], [2953, 2331, 1663, 1273]];
645 + };
646 + const QRCodeLimitLength = [[17, 14, 11, 7], [32, 26, 20, 14], [53, 42, 32, 24], [78, 62, 46, 34], [106, 84, 60, 44], [134, 106, 74, 58], [154, 122, 86, 64], [192, 152, 108, 84], [230, 180, 130, 98], [271, 213, 151, 119], [321, 251, 177, 137], [367, 287, 203, 155], [425, 331, 241, 177], [458, 362, 258, 194], [520, 412, 292, 220], [586, 450, 322, 250], [644, 504, 364, 280], [718, 560, 394, 310], [792, 624, 442, 338], [858, 666, 482, 382], [929, 711, 509, 403], [1003, 779, 565, 439], [1091, 857, 611, 461], [1171, 911, 661, 511], [1273, 997, 715, 535], [1367, 1059, 751, 593], [1465, 1125, 805, 625], [1528, 1190, 868, 658], [1628, 1264, 908, 698], [1732, 1370, 982, 742], [1840, 1452, 1030, 790], [1952, 1538, 1112, 842], [2068, 1628, 1168, 898], [2188, 1722, 1228, 958], [2303, 1809, 1283, 983], [2431, 1911, 1351, 1051], [2563, 1989, 1423, 1093], [2699, 2099, 1499, 1139], [2809, 2213, 1579, 1219], [2953, 2331, 1663, 1273]];
239 647
240 648 function _isSupportCanvas() {
241 649 return typeof CanvasRenderingContext2D != "undefined";
242 650 }
243 651
244 - var svgDrawer = (function () {
652 + const svgDrawer = (function () {
245 653
246 - var Drawing = function (el, htOption) {
654 + const Drawing = function (el, htOption) {
247 655 this._el = el;
248 656 this._htOption = htOption;
249 657 };
250 658
251 659 Drawing.prototype.draw = function (oQRCode) {
252 - var _htOption = this._htOption;
253 - var _el = this._el;
254 - var nCount = oQRCode.getModuleCount();
660 + const _htOption = this._htOption;
661 + const _el = this._el;
662 + const nCount = oQRCode.getModuleCount();
255 663
256 664 this.clear();
257 665
258 666 function makeSVG(tag, attrs) {
259 - var el = document.createElementNS('http://www.w3.org/2000/svg', tag);
260 - for (var k in attrs)
667 + const el = document.createElementNS('http://www.w3.org/2000/svg', tag);
668 + for (let k in attrs)
261 669 if (attrs.hasOwnProperty(k)) el.setAttribute(k, attrs[k]);
262 670 return el;
263 671 }
264 672
265 - var svg = makeSVG("svg", { 'viewBox': '0 0 ' + String(nCount) + " " + String(nCount), 'width': '100%', 'height': '100%', 'fill': _htOption.colorLight });
673 + const svg = makeSVG("svg", {
674 + 'viewBox': '0 0 ' + String(nCount) + " " + String(nCount),
675 + 'width': '100%',
676 + 'height': '100%',
677 + 'fill': _htOption.colorLight
678 + });
266 679 svg.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xlink", "http://www.w3.org/1999/xlink");
267 680 _el.appendChild(svg);
268 681
269 - svg.appendChild(makeSVG("rect", { "fill": _htOption.colorLight, "width": "100%", "height": "100%" }));
270 - svg.appendChild(makeSVG("rect", { "fill": _htOption.colorDark, "width": "1", "height": "1", "id": "template" }));
682 + svg.appendChild(makeSVG("rect", {"fill": _htOption.colorLight, "width": "100%", "height": "100%"}));
683 + svg.appendChild(makeSVG("rect", {
684 + "fill": _htOption.colorDark,
685 + "width": "1",
686 + "height": "1",
687 + "id": "template"
688 + }));
271 689
272 - for (var row = 0; row < nCount; row++) {
273 - for (var col = 0; col < nCount; col++) {
690 + for (let row = 0; row < nCount; row++) {
691 + for (let col = 0; col < nCount; col++) {
274 692 if (oQRCode.isDark(row, col)) {
275 - var child = makeSVG("use", { "x": String(col), "y": String(row) });
693 + const child = makeSVG("use", {"x": String(col), "y": String(row)});
276 694 child.setAttributeNS("http://www.w3.org/1999/xlink", "href", "#template")
277 695 svg.appendChild(child);
278 696 }
@@ -286,11 +704,11 @@ var QRCode;
286 704 return Drawing;
287 705 })();
288 706
289 - var useSVG = document.documentElement.tagName.toLowerCase() === "svg";
707 + const useSVG = document.documentElement.tagName.toLowerCase() === "svg";
290 708
291 709 // Drawing in DOM by using Table tag
292 710 var Drawing = useSVG ? svgDrawer : !_isSupportCanvas() ? (function () {
293 - var Drawing = function (el, htOption) {
711 + const Drawing = function (el, htOption) {
294 712 this._el = el;
295 713 this._htOption = htOption;
296 714 };
@@ -301,17 +719,17 @@ var QRCode;
301 719 * @param {QRCode} oQRCode
302 720 */
303 721 Drawing.prototype.draw = function (oQRCode) {
304 - var _htOption = this._htOption;
305 - var _el = this._el;
306 - var nCount = oQRCode.getModuleCount();
307 - var nWidth = Math.floor(_htOption.width / nCount);
308 - var nHeight = Math.floor(_htOption.height / nCount);
309 - var aHTML = ['<table style="border:0;border-collapse:collapse;">'];
310 -
311 - for (var row = 0; row < nCount; row++) {
722 + const _htOption = this._htOption;
723 + const _el = this._el;
724 + const nCount = oQRCode.getModuleCount();
725 + const nWidth = Math.floor(_htOption.width / nCount);
726 + const nHeight = Math.floor(_htOption.height / nCount);
727 + const aHTML = ['<table style="border:0;border-collapse:collapse;">'];
728 +
729 + for (let row = 0; row < nCount; row++) {
312 730 aHTML.push('<tr>');
313 731
314 - for (var col = 0; col < nCount; col++) {
732 + for (let col = 0; col < nCount; col++) {
315 733 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>');
316 734 }
317 735
@@ -322,9 +740,9 @@ var QRCode;
322 740 _el.innerHTML = aHTML.join('');
323 741
324 742 // Fix the margin values as real size.
325 - var elTable = _el.childNodes[0];
326 - var nLeftMarginTable = (_htOption.width - elTable.offsetWidth) / 2;
327 - var nTopMarginTable = (_htOption.height - elTable.offsetHeight) / 2;
743 + const elTable = _el.childNodes[0];
744 + const nLeftMarginTable = (_htOption.width - elTable.offsetWidth) / 2;
745 + const nTopMarginTable = (_htOption.height - elTable.offsetHeight) / 2;
328 746
329 747 if (nLeftMarginTable > 0 && nTopMarginTable > 0) {
330 748 elTable.style.margin = nTopMarginTable + "px " + nLeftMarginTable + "px";
@@ -354,21 +772,21 @@ var QRCode;
354 772 * @param {Function} fFail Occurs if it doesn't support Data URI
355 773 */
356 774 function _safeSetDataURI(fSuccess, fFail) {
357 - var self = this;
775 + const self = this;
358 776 self._fFail = fFail;
359 777 self._fSuccess = fSuccess;
360 778
361 779 // Check it just once
362 780 if (self._bSupportDataURI === null) {
363 - var el = document.createElement("img");
364 - var fOnError = function () {
781 + const el = document.createElement("img");
782 + const fOnError = function () {
365 783 self._bSupportDataURI = false;
366 784
367 785 if (self._fFail) {
368 786 self._fFail.call(self);
369 787 }
370 788 };
371 - var fOnSuccess = function () {
789 + const fOnSuccess = function () {
372 790 self._bSupportDataURI = true;
373 791
374 792 if (self._fSuccess) {
@@ -380,7 +798,6 @@ var QRCode;
380 798 el.onerror = fOnError;
381 799 el.onload = fOnSuccess;
382 800 el.src = "data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="; // the Image contains 1px data.
383 - return;
384 801 } else if (self._bSupportDataURI === true && self._fSuccess) {
385 802 self._fSuccess.call(self);
386 803 } else if (self._bSupportDataURI === false && self._fFail) {
@@ -395,7 +812,7 @@ var QRCode;
395 812 * @param {HTMLElement} el
396 813 * @param {Object} htOption QRCode Options
397 814 */
398 - var Drawing = function (el, htOption) {
815 + const Drawing = function (el, htOption) {
399 816 this._bIsPainted = false;
400 817 this._htOption = htOption;
401 818 this._elCanvas = document.createElement("canvas");
@@ -418,24 +835,24 @@ var QRCode;
418 835 * @param {QRCode} oQRCode
419 836 */
420 837 Drawing.prototype.draw = function (oQRCode) {
421 - var _elImage = this._elImage;
422 - var _oContext = this._oContext;
423 - var _htOption = this._htOption;
838 + const _elImage = this._elImage;
839 + const _oContext = this._oContext;
840 + const _htOption = this._htOption;
424 841
425 - var nCount = oQRCode.getModuleCount();
426 - var nWidth = _htOption.width / nCount;
427 - var nHeight = _htOption.height / nCount;
428 - var nRoundedWidth = Math.round(nWidth);
429 - var nRoundedHeight = Math.round(nHeight);
842 + const nCount = oQRCode.getModuleCount();
843 + const nWidth = _htOption.width / nCount;
844 + const nHeight = _htOption.height / nCount;
845 + const nRoundedWidth = Math.round(nWidth);
846 + const nRoundedHeight = Math.round(nHeight);
430 847
431 848 _elImage.style.display = "none";
432 849 this.clear();
433 850
434 - for (var row = 0; row < nCount; row++) {
435 - for (var col = 0; col < nCount; col++) {
436 - var bIsDark = oQRCode.isDark(row, col);
437 - var nLeft = col * nWidth;
438 - var nTop = row * nHeight;
851 + for (let row = 0; row < nCount; row++) {
852 + for (let col = 0; col < nCount; col++) {
853 + const bIsDark = oQRCode.isDark(row, col);
854 + const nLeft = col * nWidth;
855 + const nTop = row * nHeight;
439 856 _oContext.strokeStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;
440 857 _oContext.lineWidth = 1;
441 858 _oContext.fillStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;
@@ -511,11 +928,13 @@ var QRCode;
511 928 * @return {Number} type
512 929 */
513 930 function _getTypeNumber(sText, nCorrectLevel) {
514 - var nType = 1;
515 - var length = _getUTF8Length(sText);
931 + let nType = 1;
932 + const length = _getUTF8Length(sText);
516 933
517 - for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {
518 - var nLimit = 0;
934 + let i = 0;
935 + const len = QRCodeLimitLength.length;
936 + for (; i <= len; i++) {
937 + let nLimit = 0;
519 938
520 939 switch (nCorrectLevel) {
521 940 case QRErrorCorrectLevel.L:
@@ -547,8 +966,8 @@ var QRCode;
547 966 }
548 967
549 968 function _getUTF8Length(sText) {
550 - var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');
551 - return replacedText.length + (replacedText.length != sText ? 3 : 0);
969 + const replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');
970 + return replacedText.length + (replacedText.length !== sText ? 3 : 0);
552 971 }
553 972
554 973 /**
@@ -594,7 +1013,7 @@ var QRCode;
594 1013
595 1014 // Overwrites options
596 1015 if (vOption) {
597 - for (var i in vOption) {
1016 + for (let i in vOption) {
598 1017 this._htOption[i] = vOption[i];
599 1018 }
600 1019 }
@@ -655,4 +1074,4 @@ var QRCode;
655 1074 QRCode.CorrectLevel = QRErrorCorrectLevel;
656 1075 })();
657 1076
658 -export { QRCode };
No newline at end of file
1077 +export {QRCode};
No newline at end of file