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Commit 40bd3c11 authored by qipeng's avatar qipeng
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更新weapp qecode

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common/weapp-qrcode.js
View file @ 40bd3c11
// Core code comes from https://github.com/davidshimjs/qrcodejs
var QRCode;
(function () {
/**
* Get the type by string length
*
* @private
* @param {String} sText
* @param {Number} nCorrectLevel
* @return {Number} type
*/
function _getTypeNumber(sText, nCorrectLevel) {
var nType = 1
var length = _getUTF8Length(sText)
for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {
var nLimit = 0
switch (nCorrectLevel) {
case QRErrorCorrectLevel.L:
nLimit = QRCodeLimitLength[i][0]
break
case QRErrorCorrectLevel.M:
nLimit = QRCodeLimitLength[i][1]
break
case QRErrorCorrectLevel.Q:
nLimit = QRCodeLimitLength[i][2]
break
case QRErrorCorrectLevel.H:
nLimit = QRCodeLimitLength[i][3]
break
}
/**
* qrcode
* @param typeNumber 1 to 40
* @param errorCorrectLevel 'L','M','Q','H'
*/
var qrcode = function(typeNumber, errorCorrectLevel) {
if (length <= nLimit) {
break
} else {
nType++
}
}
if (nType > QRCodeLimitLength.length) {
throw new Error('Too long data')
}
return nType
}
function _getUTF8Length(sText) {
var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a')
return replacedText.length + (replacedText.length != sText ? 3 : 0)
}
function QR8bitByte(data) {
this.mode = QRMode.MODE_8BIT_BYTE
this.data = data
this.parsedData = []
// Added to support UTF-8 Characters
for (var i = 0, l = this.data.length; i < l; i++) {
var byteArray = []
var code = this.data.charCodeAt(i)
if (code > 0x10000) {
byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18)
byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12)
byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6)
byteArray[3] = 0x80 | (code & 0x3F)
} else if (code > 0x800) {
byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12)
byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6)
byteArray[2] = 0x80 | (code & 0x3F)
} else if (code > 0x80) {
byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6)
byteArray[1] = 0x80 | (code & 0x3F)
} else {
byteArray[0] = code
}
this.parsedData.push(byteArray)
}
this.parsedData = Array.prototype.concat.apply([], this.parsedData)
if (this.parsedData.length != this.data.length) {
this.parsedData.unshift(191)
this.parsedData.unshift(187)
this.parsedData.unshift(239)
}
}
QR8bitByte.prototype = {
getLength: function (buffer) {
return this.parsedData.length
},
write: function (buffer) {
for (var i = 0, l = this.parsedData.length; i < l; i++) {
buffer.put(this.parsedData[i], 8)
}
}
}
// QRCodeModel
function QRCodeModel(typeNumber, errorCorrectLevel) {
this.typeNumber = typeNumber
this.errorCorrectLevel = errorCorrectLevel
this.modules = null
this.moduleCount = 0
this.dataCache = null
this.dataList = []
}
QRCodeModel.prototype = {
addData: function (data) { var newData = new QR8bitByte(data); this.dataList.push(newData); this.dataCache = null }, isDark: function (row, col) {
if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) { throw new Error(row + ',' + col) }
return this.modules[row][col]
}, getModuleCount: function () { return this.moduleCount }, make: function () { this.makeImpl(false, this.getBestMaskPattern()) }, makeImpl: function (test, maskPattern) {
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 } }
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) }
if (this.dataCache == null) { this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList) }
this.mapData(this.dataCache, maskPattern)
}, 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 () {
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 } }
return pattern
}, createMovieClip: function (target_mc, instance_name, depth) {
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() } } }
return qr_mc
}, setupTimingPattern: function () {
for (var r = 8; r < this.moduleCount - 8; r++) {
if (this.modules[r][6] != null) { continue }
this.modules[r][6] = (r % 2 == 0)
}
for (var c = 8; c < this.moduleCount - 8; c++) {
if (this.modules[6][c] != null) { continue }
this.modules[6][c] = (c % 2 == 0)
}
}, setupPositionAdjustPattern: function () {
var pos = QRUtil.getPatternPosition(this.typeNumber); for (var i = 0; i < pos.length; i++) {
for (var j = 0; j < pos.length; j++) {
var row = pos[i]; var col = pos[j]; if (this.modules[row][col] != null) { continue }
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 } } }
var PAD0 = 0xEC
var PAD1 = 0x11
var _typeNumber = typeNumber
var _errorCorrectLevel = QRErrorCorrectLevel[errorCorrectLevel]
var _modules = null
var _moduleCount = 0
var _dataCache = null
var _dataList = new Array()
var _this = {}
var makeImpl = function(test, maskPattern) {
_moduleCount = _typeNumber * 4 + 17
_modules = function(moduleCount) {
var modules = new Array(moduleCount)
for (var row = 0; row < moduleCount; row += 1) {
modules[row] = new Array(moduleCount)
for (var col = 0; col < moduleCount; col += 1) {
modules[row][col] = null
}
}
return modules
}(_moduleCount)
setupPositionProbePattern(0, 0)
setupPositionProbePattern(_moduleCount - 7, 0)
setupPositionProbePattern(0, _moduleCount - 7)
setupPositionAdjustPattern()
setupTimingPattern()
setupTypeInfo(test, maskPattern)
if (_typeNumber >= 7) {
setupTypeNumber(test)
}
if (_dataCache == null) {
_dataCache = createData(_typeNumber, _errorCorrectLevel, _dataList)
}
mapData(_dataCache, maskPattern)
}
var setupPositionProbePattern = function(row, col) {
for (var r = -1; r <= 7; r += 1) {
if (row + r <= -1 || _moduleCount <= row + r) continue
for (var c = -1; c <= 7; c += 1) {
if (col + c <= -1 || _moduleCount <= col + c) continue
if ( (0 <= r && r <= 6 && (c == 0 || c == 6) )
|| (0 <= c && c <= 6 && (r == 0 || r == 6) )
|| (2 <= r && r <= 4 && 2 <= c && c <= 4) ) {
_modules[row + r][col + c] = true
} else {
_modules[row + r][col + c] = false
}
}
}
}
var getBestMaskPattern = function() {
var minLostPoint = 0
var pattern = 0
for (var i = 0; i < 8; i += 1) {
makeImpl(true, i)
var lostPoint = QRUtil.getLostPoint(_this)
if (i == 0 || minLostPoint > lostPoint) {
minLostPoint = lostPoint
pattern = i
}
}
return pattern
}
var setupTimingPattern = function() {
for (var r = 8; r < _moduleCount - 8; r += 1) {
if (_modules[r][6] != null) {
continue
}
_modules[r][6] = (r % 2 == 0)
}
for (var c = 8; c < _moduleCount - 8; c += 1) {
if (_modules[6][c] != null) {
continue
}
_modules[6][c] = (c % 2 == 0)
}
}
var setupPositionAdjustPattern = function() {
var pos = QRUtil.getPatternPosition(_typeNumber)
for (var i = 0; i < pos.length; i += 1) {
for (var j = 0; j < pos.length; j += 1) {
var row = pos[i]
var col = pos[j]
if (_modules[row][col] != null) {
continue
}
for (var r = -2; r <= 2; r += 1) {
for (var c = -2; c <= 2; c += 1) {
if (r == -2 || r == 2 || c == -2 || c == 2
|| (r == 0 && c == 0) ) {
_modules[row + r][col + c] = true
} else {
_modules[row + r][col + c] = false
}
}
}
}
}, setupTypeNumber: function (test) {
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 }
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 }
}, setupTypeInfo: function (test, maskPattern) {
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 } }
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 } }
this.modules[this.moduleCount - 8][8] = (!test)
}, mapData: function (data, maskPattern) {
var inc = -1; var row = this.moduleCount - 1; var bitIndex = 7; var byteIndex = 0; for (var col = this.moduleCount - 1; col > 0; col -= 2) {
if (col == 6) col--; while (true) {
for (var c = 0; c < 2; c++) {
if (this.modules[row][col - c] == null) {
var dark = false; if (byteIndex < data.length) { dark = (((data[byteIndex] >>> bitIndex) & 1) == 1) }
var mask = QRUtil.getMask(maskPattern, row, col - c); if (mask) { dark = !dark }
this.modules[row][col - c] = dark; bitIndex--; if (bitIndex == -1) { byteIndex++; bitIndex = 7 }
}
}
}
var setupTypeNumber = function(test) {
var bits = QRUtil.getBCHTypeNumber(_typeNumber)
for (var i = 0; i < 18; i += 1) {
var mod = (!test && ( (bits >> i) & 1) == 1)
_modules[Math.floor(i / 3)][i % 3 + _moduleCount - 8 - 3] = mod
}
for (var i = 0; i < 18; i += 1) {
var mod = (!test && ( (bits >> i) & 1) == 1)
_modules[i % 3 + _moduleCount - 8 - 3][Math.floor(i / 3)] = mod
}
}
var setupTypeInfo = function(test, maskPattern) {
var data = (_errorCorrectLevel << 3) | maskPattern
var bits = QRUtil.getBCHTypeInfo(data)
// vertical
for (var i = 0; i < 15; i += 1) {
var mod = (!test && ( (bits >> i) & 1) == 1)
if (i < 6) {
_modules[i][8] = mod
} else if (i < 8) {
_modules[i + 1][8] = mod
} else {
_modules[_moduleCount - 15 + i][8] = mod
}
}
// horizontal
for (var i = 0; i < 15; i += 1) {
var mod = (!test && ( (bits >> i) & 1) == 1)
if (i < 8) {
_modules[8][_moduleCount - i - 1] = mod
} else if (i < 9) {
_modules[8][15 - i - 1 + 1] = mod
} else {
_modules[8][15 - i - 1] = mod
}
}
// fixed module
_modules[_moduleCount - 8][8] = (!test)
}
var mapData = function(data, maskPattern) {
var inc = -1
var row = _moduleCount - 1
var bitIndex = 7
var byteIndex = 0
var maskFunc = QRUtil.getMaskFunction(maskPattern)
for (var col = _moduleCount - 1; col > 0; col -= 2) {
if (col == 6) col -= 1
while (true) {
for (var c = 0; c < 2; c += 1) {
if (_modules[row][col - c] == null) {
var dark = false
if (byteIndex < data.length) {
dark = ( ( (data[byteIndex] >>> bitIndex) & 1) == 1)
}
var mask = maskFunc(row, col - c)
if (mask) {
dark = !dark
}
_modules[row][col - c] = dark
bitIndex -= 1
if (bitIndex == -1) {
byteIndex += 1
bitIndex = 7
}
}
row += inc; if (row < 0 || this.moduleCount <= row) { row -= inc; inc = -inc; break }
}
}
row += inc
if (row < 0 || _moduleCount <= row) {
row -= inc
inc = -inc
break
}
}
}
}
var createBytes = function(buffer, rsBlocks) {
var offset = 0
var maxDcCount = 0
var maxEcCount = 0
var dcdata = new Array(rsBlocks.length)
var ecdata = new Array(rsBlocks.length)
for (var r = 0; r < rsBlocks.length; r += 1) {
var dcCount = rsBlocks[r].dataCount
var ecCount = rsBlocks[r].totalCount - dcCount
maxDcCount = Math.max(maxDcCount, dcCount)
maxEcCount = Math.max(maxEcCount, ecCount)
dcdata[r] = new Array(dcCount)
for (var i = 0; i < dcdata[r].length; i += 1) {
dcdata[r][i] = 0xff & buffer.getBuffer()[i + offset]
}
offset += dcCount
var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount)
var rawPoly = qrPolynomial(dcdata[r], rsPoly.getLength() - 1)
var modPoly = rawPoly.mod(rsPoly)
ecdata[r] = new Array(rsPoly.getLength() - 1)
for (var i = 0; i < ecdata[r].length; i += 1) {
var modIndex = i + modPoly.getLength() - ecdata[r].length
ecdata[r][i] = (modIndex >= 0)? modPoly.getAt(modIndex) : 0
}
}
var totalCodeCount = 0
for (var i = 0; i < rsBlocks.length; i += 1) {
totalCodeCount += rsBlocks[i].totalCount
}
var data = new Array(totalCodeCount)
var index = 0
for (var i = 0; i < maxDcCount; i += 1) {
for (var r = 0; r < rsBlocks.length; r += 1) {
if (i < dcdata[r].length) {
data[index] = dcdata[r][i]
index += 1
}
}
}
for (var i = 0; i < maxEcCount; i += 1) {
for (var r = 0; r < rsBlocks.length; r += 1) {
if (i < ecdata[r].length) {
data[index] = ecdata[r][i]
index += 1
}
}
}
}
return data
}
QRCodeModel.PAD0 = 0xEC
QRCodeModel.PAD1 = 0x11
QRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {
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) }
var totalDataCount = 0; for (var i = 0; i < rsBlocks.length; i++) { totalDataCount += rsBlocks[i].dataCount }
var createData = function(typeNumber, errorCorrectLevel, dataList) {
var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel)
var buffer = qrBitBuffer()
for (var i = 0; i < dataList.length; i += 1) {
var data = dataList[i]
buffer.put(data.getMode(), 4)
buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber) )
data.write(buffer)
}
// calc num max data.
var totalDataCount = 0
for (var i = 0; i < rsBlocks.length; i += 1) {
totalDataCount += rsBlocks[i].dataCount
}
if (buffer.getLengthInBits() > totalDataCount * 8) {
throw new Error('code length overflow. ('
+ buffer.getLengthInBits()
+ '>'
+ totalDataCount * 8
+ ')')
}
if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { buffer.put(0, 4) }
while (buffer.getLengthInBits() % 8 != 0) { buffer.putBit(false) }
throw new Error('code length overflow. ('
+ buffer.getLengthInBits()
+ '>'
+ totalDataCount * 8
+ ')')
}
// end code
if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
buffer.put(0, 4)
}
// padding
while (buffer.getLengthInBits() % 8 != 0) {
buffer.putBit(false)
}
// padding
while (true) {
if (buffer.getLengthInBits() >= totalDataCount * 8) { break }
buffer.put(QRCodeModel.PAD0, 8); if (buffer.getLengthInBits() >= totalDataCount * 8) { break }
buffer.put(QRCodeModel.PAD1, 8)
if (buffer.getLengthInBits() >= totalDataCount * 8) {
break
}
buffer.put(PAD0, 8)
if (buffer.getLengthInBits() >= totalDataCount * 8) {
break
}
buffer.put(PAD1, 8)
}
return QRCodeModel.createBytes(buffer, rsBlocks)
return createBytes(buffer, rsBlocks)
}
_this.addData = function(data) {
var newData = qr8BitByte(data)
_dataList.push(newData)
_dataCache = null
}
QRCodeModel.createBytes = function (buffer, rsBlocks) {
var offset = 0; var maxDcCount = 0; var maxEcCount = 0; var dcdata = new Array(rsBlocks.length); var ecdata = new Array(rsBlocks.length); for (var r = 0; r < rsBlocks.length; r++) {
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] }
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 }
_this.isDark = function(row, col) {
if (row < 0 || _moduleCount <= row || col < 0 || _moduleCount <= col) {
throw new Error(row + ',' + col)
}
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
return _modules[row][col]
}
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 = {
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) { 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) {
var moduleCount = qrCode.getModuleCount(); var lostPoint = 0; for (var row = 0; row < moduleCount; row++) {
for (var col = 0; col < moduleCount; col++) {
var sameCount = 0; var dark = qrCode.isDark(row, col); for (var r = -1; r <= 1; r++) {
if (row + r < 0 || moduleCount <= row + r) { continue }
for (var c = -1; c <= 1; c++) {
if (col + c < 0 || moduleCount <= col + c) { continue }
if (r == 0 && c == 0) { continue }
if (dark == qrCode.isDark(row + r, col + c)) { sameCount++ }
}
}
if (sameCount > 5) { lostPoint += (3 + sameCount - 5) }
_this.getModuleCount = function() {
return _moduleCount
}
_this.make = function() {
makeImpl(false, getBestMaskPattern() )
}
_this.createTableTag = function(cellSize, margin) {
cellSize = cellSize || 2
margin = (typeof margin == 'undefined')? cellSize * 4 : margin
var qrHtml = ''
qrHtml += '<table style="'
qrHtml += ' border-width: 0px; border-style: none;'
qrHtml += ' border-collapse: collapse;'
qrHtml += ' padding: 0px; margin: ' + margin + 'px;'
qrHtml += '">'
qrHtml += '<tbody>'
for (var r = 0; r < _this.getModuleCount(); r += 1) {
qrHtml += '<tr>'
for (var c = 0; c < _this.getModuleCount(); c += 1) {
qrHtml += '<td style="'
qrHtml += ' border-width: 0px; border-style: none;'
qrHtml += ' border-collapse: collapse;'
qrHtml += ' padding: 0px; margin: 0px;'
qrHtml += ' width: ' + cellSize + 'px;'
qrHtml += ' height: ' + cellSize + 'px;'
qrHtml += ' background-color: '
qrHtml += _this.isDark(r, c)? '#000000' : '#ffffff'
qrHtml += ';'
qrHtml += '"/>'
}
qrHtml += '</tr>'
}
qrHtml += '</tbody>'
qrHtml += '</table>'
return qrHtml
}
_this.createImgTag = function(cellSize, margin, size) {
cellSize = cellSize || 2
margin = (typeof margin == 'undefined')? cellSize * 4 : margin
var min = margin
var max = _this.getModuleCount() * cellSize + margin
return createImgTag(size, size, function(x, y) {
if (min <= x && x < max && min <= y && y < max) {
var c = Math.floor( (x - min) / cellSize)
var r = Math.floor( (y - min) / cellSize)
return _this.isDark(r, c)? 0 : 1
} else {
return 1
}
} )
}
return _this
}
//---------------------------------------------------------------------
// qrcode.stringToBytes
//---------------------------------------------------------------------
qrcode.stringToBytes = function(s) {
var bytes = new Array()
for (var i = 0; i < s.length; i += 1) {
var c = s.charCodeAt(i)
bytes.push(c & 0xff)
}
return bytes
}
//---------------------------------------------------------------------
// qrcode.createStringToBytes
//---------------------------------------------------------------------
/**
* @param unicodeData base64 string of byte array.
* [16bit Unicode],[16bit Bytes], ...
* @param numChars
*/
qrcode.createStringToBytes = function(unicodeData, numChars) {
// create conversion map.
var unicodeMap = function() {
var bin = base64DecodeInputStream(unicodeData)
var read = function() {
var b = bin.read()
if (b == -1) throw new Error()
return b
}
var count = 0
var unicodeMap = {}
while (true) {
var b0 = bin.read()
if (b0 == -1) break
var b1 = read()
var b2 = read()
var b3 = read()
var k = String.fromCharCode( (b0 << 8) | b1)
var v = (b2 << 8) | b3
unicodeMap[k] = v
count += 1
}
if (count != numChars) {
throw new Error(count + ' != ' + numChars)
}
return unicodeMap
}()
var unknownChar = '?'.charCodeAt(0)
return function(s) {
var bytes = new Array()
for (var i = 0; i < s.length; i += 1) {
var c = s.charCodeAt(i)
if (c < 128) {
bytes.push(c)
} else {
var b = unicodeMap[s.charAt(i)]
if (typeof b == 'number') {
if ( (b & 0xff) == b) {
// 1byte
bytes.push(b)
} else {
// 2bytes
bytes.push(b >>> 8)
bytes.push(b & 0xff)
}
} else {
bytes.push(unknownChar)
}
}
for (var row = 0; row < moduleCount - 1; row++) { for (var col = 0; col < moduleCount - 1; col++) { var count = 0; if (qrCode.isDark(row, col)) count++; if (qrCode.isDark(row + 1, col)) count++; if (qrCode.isDark(row, col + 1)) count++; if (qrCode.isDark(row + 1, col + 1)) count++; if (count == 0 || count == 4) { lostPoint += 3 } } }
for (var row = 0; row < moduleCount; row++) { for (var col = 0; col < moduleCount - 6; col++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row, col + 1) && qrCode.isDark(row, col + 2) && qrCode.isDark(row, col + 3) && qrCode.isDark(row, col + 4) && !qrCode.isDark(row, col + 5) && qrCode.isDark(row, col + 6)) { lostPoint += 40 } } }
for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount - 6; row++) { if (qrCode.isDark(row, col) && !qrCode.isDark(row + 1, col) && qrCode.isDark(row + 2, col) && qrCode.isDark(row + 3, col) && qrCode.isDark(row + 4, col) && !qrCode.isDark(row + 5, col) && qrCode.isDark(row + 6, col)) { lostPoint += 40 } } }
var darkCount = 0; for (var col = 0; col < moduleCount; col++) { for (var row = 0; row < moduleCount; row++) { if (qrCode.isDark(row, col)) { darkCount++ } } }
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; lostPoint += ratio * 10; return lostPoint
}
}
var QRMath = {
glog: function (n) {
if (n < 1) { throw new Error('glog(' + n + ')') }
return QRMath.LOG_TABLE[n]
}, gexp: function (n) {
while (n < 0) { n += 255 }
while (n >= 256) { n -= 255 }
return QRMath.EXP_TABLE[n]
}, EXP_TABLE: new Array(256), LOG_TABLE: new Array(256)
}; for (var i = 0; i < 8; i++) { QRMath.EXP_TABLE[i] = 1 << i }
for (var i = 8; i < 256; i++) { QRMath.EXP_TABLE[i] = QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8] }
for (var i = 0; i < 255; i++) { QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i }
function QRPolynomial(num, shift) {
if (num.length == undefined) { throw new Error(num.length + '/' + shift) }
var offset = 0; while (offset < num.length && num[offset] == 0) { offset++ }
this.num = new Array(num.length - offset + shift); for (var i = 0; i < num.length - offset; i++) { this.num[i] = num[i + offset] }
}
QRPolynomial.prototype = {
get: function (index) { return this.num[index] }, getLength: function () { return this.num.length }, multiply: function (e) {
var num = new Array(this.getLength() + e.getLength() - 1); for (var i = 0; i < this.getLength(); i++) { for (var j = 0; j < e.getLength(); j++) { num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j))) } }
return new QRPolynomial(num, 0)
}, mod: function (e) {
if (this.getLength() - e.getLength() < 0) { return this }
var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0)); var num = new Array(this.getLength()); for (var i = 0; i < this.getLength(); i++) { num[i] = this.get(i) }
for (var i = 0; i < e.getLength(); i++) { num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio) }
return new QRPolynomial(num, 0).mod(e)
}
}
function QRRSBlock(totalCount, dataCount) { this.totalCount = totalCount; this.dataCount = dataCount }
QRRSBlock.RS_BLOCK_TABLE = [[1, 26, 19], [1, 26, 16], [1, 26, 13], [1, 26, 9], [1, 44, 34], [1, 44, 28], [1, 44, 22], [1, 44, 16], [1, 70, 55], [1, 70, 44], [2, 35, 17], [2, 35, 13], [1, 100, 80], [2, 50, 32], [2, 50, 24], [4, 25, 9], [1, 134, 108], [2, 67, 43], [2, 33, 15, 2, 34, 16], [2, 33, 11, 2, 34, 12], [2, 86, 68], [4, 43, 27], [4, 43, 19], [4, 43, 15], [2, 98, 78], [4, 49, 31], [2, 32, 14, 4, 33, 15], [4, 39, 13, 1, 40, 14], [2, 121, 97], [2, 60, 38, 2, 61, 39], [4, 40, 18, 2, 41, 19], [4, 40, 14, 2, 41, 15], [2, 146, 116], [3, 58, 36, 2, 59, 37], [4, 36, 16, 4, 37, 17], [4, 36, 12, 4, 37, 13], [2, 86, 68, 2, 87, 69], [4, 69, 43, 1, 70, 44], [6, 43, 19, 2, 44, 20], [6, 43, 15, 2, 44, 16], [4, 101, 81], [1, 80, 50, 4, 81, 51], [4, 50, 22, 4, 51, 23], [3, 36, 12, 8, 37, 13], [2, 116, 92, 2, 117, 93], [6, 58, 36, 2, 59, 37], [4, 46, 20, 6, 47, 21], [7, 42, 14, 4, 43, 15], [4, 133, 107], [8, 59, 37, 1, 60, 38], [8, 44, 20, 4, 45, 21], [12, 33, 11, 4, 34, 12], [3, 145, 115, 1, 146, 116], [4, 64, 40, 5, 65, 41], [11, 36, 16, 5, 37, 17], [11, 36, 12, 5, 37, 13], [5, 109, 87, 1, 110, 88], [5, 65, 41, 5, 66, 42], [5, 54, 24, 7, 55, 25], [11, 36, 12], [5, 122, 98, 1, 123, 99], [7, 73, 45, 3, 74, 46], [15, 43, 19, 2, 44, 20], [3, 45, 15, 13, 46, 16], [1, 135, 107, 5, 136, 108], [10, 74, 46, 1, 75, 47], [1, 50, 22, 15, 51, 23], [2, 42, 14, 17, 43, 15], [5, 150, 120, 1, 151, 121], [9, 69, 43, 4, 70, 44], [17, 50, 22, 1, 51, 23], [2, 42, 14, 19, 43, 15], [3, 141, 113, 4, 142, 114], [3, 70, 44, 11, 71, 45], [17, 47, 21, 4, 48, 22], [9, 39, 13, 16, 40, 14], [3, 135, 107, 5, 136, 108], [3, 67, 41, 13, 68, 42], [15, 54, 24, 5, 55, 25], [15, 43, 15, 10, 44, 16], [4, 144, 116, 4, 145, 117], [17, 68, 42], [17, 50, 22, 6, 51, 23], [19, 46, 16, 6, 47, 17], [2, 139, 111, 7, 140, 112], [17, 74, 46], [7, 54, 24, 16, 55, 25], [34, 37, 13], [4, 151, 121, 5, 152, 122], [4, 75, 47, 14, 76, 48], [11, 54, 24, 14, 55, 25], [16, 45, 15, 14, 46, 16], [6, 147, 117, 4, 148, 118], [6, 73, 45, 14, 74, 46], [11, 54, 24, 16, 55, 25], [30, 46, 16, 2, 47, 17], [8, 132, 106, 4, 133, 107], [8, 75, 47, 13, 76, 48], [7, 54, 24, 22, 55, 25], [22, 45, 15, 13, 46, 16], [10, 142, 114, 2, 143, 115], [19, 74, 46, 4, 75, 47], [28, 50, 22, 6, 51, 23], [33, 46, 16, 4, 47, 17], [8, 152, 122, 4, 153, 123], [22, 73, 45, 3, 74, 46], [8, 53, 23, 26, 54, 24], [12, 45, 15, 28, 46, 16], [3, 147, 117, 10, 148, 118], [3, 73, 45, 23, 74, 46], [4, 54, 24, 31, 55, 25], [11, 45, 15, 31, 46, 16], [7, 146, 116, 7, 147, 117], [21, 73, 45, 7, 74, 46], [1, 53, 23, 37, 54, 24], [19, 45, 15, 26, 46, 16], [5, 145, 115, 10, 146, 116], [19, 75, 47, 10, 76, 48], [15, 54, 24, 25, 55, 25], [23, 45, 15, 25, 46, 16], [13, 145, 115, 3, 146, 116], [2, 74, 46, 29, 75, 47], [42, 54, 24, 1, 55, 25], [23, 45, 15, 28, 46, 16], [17, 145, 115], [10, 74, 46, 23, 75, 47], [10, 54, 24, 35, 55, 25], [19, 45, 15, 35, 46, 16], [17, 145, 115, 1, 146, 116], [14, 74, 46, 21, 75, 47], [29, 54, 24, 19, 55, 25], [11, 45, 15, 46, 46, 16], [13, 145, 115, 6, 146, 116], [14, 74, 46, 23, 75, 47], [44, 54, 24, 7, 55, 25], [59, 46, 16, 1, 47, 17], [12, 151, 121, 7, 152, 122], [12, 75, 47, 26, 76, 48], [39, 54, 24, 14, 55, 25], [22, 45, 15, 41, 46, 16], [6, 151, 121, 14, 152, 122], [6, 75, 47, 34, 76, 48], [46, 54, 24, 10, 55, 25], [2, 45, 15, 64, 46, 16], [17, 152, 122, 4, 153, 123], [29, 74, 46, 14, 75, 47], [49, 54, 24, 10, 55, 25], [24, 45, 15, 46, 46, 16], [4, 152, 122, 18, 153, 123], [13, 74, 46, 32, 75, 47], [48, 54, 24, 14, 55, 25], [42, 45, 15, 32, 46, 16], [20, 147, 117, 4, 148, 118], [40, 75, 47, 7, 76, 48], [43, 54, 24, 22, 55, 25], [10, 45, 15, 67, 46, 16], [19, 148, 118, 6, 149, 119], [18, 75, 47, 31, 76, 48], [34, 54, 24, 34, 55, 25], [20, 45, 15, 61, 46, 16]]
QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {
var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel); if (rsBlock == undefined) { throw new Error('bad rs block @ typeNumber:' + typeNumber + '/errorCorrectLevel:' + errorCorrectLevel) }
var length = rsBlock.length / 3; var list = []; for (var i = 0; i < length; i++) { var count = rsBlock[i * 3 + 0]; var totalCount = rsBlock[i * 3 + 1]; var dataCount = rsBlock[i * 3 + 2]; for (var j = 0; j < count; j++) { list.push(new QRRSBlock(totalCount, dataCount)) } }
return list
}
}
return bytes
}
}
//---------------------------------------------------------------------
// 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 = function() {
var PATTERN_POSITION_TABLE = [
[],
[6, 18],
[6, 22],
[6, 26],
[6, 30],
[6, 34],
[6, 22, 38],
[6, 24, 42],
[6, 26, 46],
[6, 28, 50],
[6, 30, 54],
[6, 32, 58],
[6, 34, 62],
[6, 26, 46, 66],
[6, 26, 48, 70],
[6, 26, 50, 74],
[6, 30, 54, 78],
[6, 30, 56, 82],
[6, 30, 58, 86],
[6, 34, 62, 90],
[6, 28, 50, 72, 94],
[6, 26, 50, 74, 98],
[6, 30, 54, 78, 102],
[6, 28, 54, 80, 106],
[6, 32, 58, 84, 110],
[6, 30, 58, 86, 114],
[6, 34, 62, 90, 118],
[6, 26, 50, 74, 98, 122],
[6, 30, 54, 78, 102, 126],
[6, 26, 52, 78, 104, 130],
[6, 30, 56, 82, 108, 134],
[6, 34, 60, 86, 112, 138],
[6, 30, 58, 86, 114, 142],
[6, 34, 62, 90, 118, 146],
[6, 30, 54, 78, 102, 126, 150],
[6, 24, 50, 76, 102, 128, 154],
[6, 28, 54, 80, 106, 132, 158],
[6, 32, 58, 84, 110, 136, 162],
[6, 26, 54, 82, 110, 138, 166],
[6, 30, 58, 86, 114, 142, 170]
]
var G15 = (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0)
var G18 = (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0)
var G15_MASK = (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1)
var _this = {}
var getBCHDigit = function(data) {
var digit = 0
while (data != 0) {
digit += 1
data >>>= 1
}
return digit
}
QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) { switch (errorCorrectLevel) { case QRErrorCorrectLevel.L: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; case QRErrorCorrectLevel.M: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; case QRErrorCorrectLevel.Q: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; case QRErrorCorrectLevel.H: return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; default: return undefined } }
function QRBitBuffer() { this.buffer = []; this.length = 0 }
QRBitBuffer.prototype = {
get: function (index) { var bufIndex = Math.floor(index / 8); return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1 }, put: function (num, length) { for (var i = 0; i < length; i++) { this.putBit(((num >>> (length - i - 1)) & 1) == 1) } }, getLengthInBits: function () { return this.length }, putBit: function (bit) {
var bufIndex = Math.floor(this.length / 8); if (this.buffer.length <= bufIndex) { this.buffer.push(0) }
if (bit) { this.buffer[bufIndex] |= (0x80 >>> (this.length % 8)) }
this.length++
}
}
var QRCodeLimitLength = [[17, 14, 11, 7], [32, 26, 20, 14], [53, 42, 32, 24], [78, 62, 46, 34], [106, 84, 60, 44], [134, 106, 74, 58], [154, 122, 86, 64], [192, 152, 108, 84], [230, 180, 130, 98], [271, 213, 151, 119], [321, 251, 177, 137], [367, 287, 203, 155], [425, 331, 241, 177], [458, 362, 258, 194], [520, 412, 292, 220], [586, 450, 322, 250], [644, 504, 364, 280], [718, 560, 394, 310], [792, 624, 442, 338], [858, 666, 482, 382], [929, 711, 509, 403], [1003, 779, 565, 439], [1091, 857, 611, 461], [1171, 911, 661, 511], [1273, 997, 715, 535], [1367, 1059, 751, 593], [1465, 1125, 805, 625], [1528, 1190, 868, 658], [1628, 1264, 908, 698], [1732, 1370, 982, 742], [1840, 1452, 1030, 790], [1952, 1538, 1112, 842], [2068, 1628, 1168, 898], [2188, 1722, 1228, 958], [2303, 1809, 1283, 983], [2431, 1911, 1351, 1051], [2563, 1989, 1423, 1093], [2699, 2099, 1499, 1139], [2809, 2213, 1579, 1219], [2953, 2331, 1663, 1273]]
// QRCode object
QRCode = function (canvasId, vOption) {
this._htOption = {
width: 256,
height: 256,
typeNumber: 4,
colorDark: '#000000',
colorLight: '#ffffff',
correctLevel: QRErrorCorrectLevel.H
}
if (typeof vOption === 'string') {
vOption = {
text: vOption
}
}
// Overwrites options
if (vOption) {
for (var i in vOption) {
this._htOption[i] = vOption[i]
}
}
this._oQRCode = null
this.canvasId = canvasId
if (this._htOption.text && this.canvasId) {
this.makeCode(this._htOption.text)
}
}
QRCode.prototype.makeCode = function (sText) {
this._oQRCode = new QRCodeModel(_getTypeNumber(sText, this._htOption.correctLevel), this._htOption.correctLevel)
this._oQRCode.addData(sText)
this._oQRCode.make()
this.makeImage()
}
QRCode.prototype.makeImage = function () {
var _oContext
if (this._htOption.usingIn) {
_oContext = uni.createCanvasContext(this.canvasId, this._htOption.usingIn)
}
else {
_oContext = uni.createCanvasContext(this.canvasId)
}
var _htOption = this._htOption
var oQRCode = this._oQRCode
var nCount = oQRCode.getModuleCount()
var nWidth = _htOption.padding ? (_htOption.width - 2 * _htOption.padding) / nCount : _htOption.width / nCount
var nHeight = _htOption.padding ? (_htOption.height - 2 * _htOption.padding) / nCount : _htOption.height / nCount
var nRoundedHeight = Math.round(nHeight)
var nRoundedWidth = Math.round(nWidth)
if (_htOption.image && _htOption.image != '') {
_oContext.drawImage(_htOption.image, 0, 0, _htOption.width, _htOption.height)
}
_oContext.setFillStyle('#fff')
_oContext.fillRect(0, 0, _htOption.width, _htOption.height)
_oContext.save()
for (var row = 0; row < nCount; row++) {
for (var col = 0; col < nCount; col++) {
var bIsDark = oQRCode.isDark(row, col)
var nLeft = _htOption.padding ? col * nWidth + _htOption.padding : col * nWidth
var nTop = _htOption.padding ? row * nHeight + _htOption.padding : row * nHeight
_oContext.setStrokeStyle(bIsDark ? _htOption.colorDark : _htOption.colorLight)
// _oContext.setStrokeStyle('red')
_oContext.setLineWidth(1)
_oContext.setFillStyle(bIsDark ? _htOption.colorDark : _htOption.colorLight)
// _oContext.setFillStyle('red')
// if (bIsDark) {
_oContext.fillRect(nLeft, nTop, nWidth, nHeight)
// }
// 안티 앨리어싱 방지 처리
// if (bIsDark) {
_oContext.strokeRect(
Math.floor(nLeft) + 0.5,
Math.floor(nTop) + 0.5,
nRoundedHeight
)
_oContext.strokeRect(
Math.ceil(nLeft) - 0.5,
Math.ceil(nTop) - 0.5,
nRoundedWidth,
nRoundedHeight
)
// }
// _oContext.fillRect(
// Math.floor(nLeft) + 0.5,
// Math.floor(nTop) + 0.5,
// nRoundedWidth,
// nRoundedHeight
// );
// _oContext.fillRect(
// Math.ceil(nLeft) - 0.5,
// Math.ceil(nTop) - 0.5,
// nRoundedWidth,
// nRoundedHeight
// );
// _oContext.clearRect(
// Math.floor(nLeft) + 0.5,
// Math.floor(nTop) + 0.5,
// nRoundedWidth,
// nRoundedHeight
// );
// _oContext.clearRect(
// Math.ceil(nLeft) - 0.5,
// Math.ceil(nTop) - 0.5,
// nRoundedWidth,
// nRoundedHeight
// );
}
}
_oContext.draw(false, () => {
setTimeout(() => {
this.exportImage()
}, 800)
})
}
// 保存为图片，将临时路径传给回调
QRCode.prototype.exportImage = function (callback) {
if (this._htOption.callback && typeof this._htOption.callback === 'function') {
uni.canvasToTempFilePath({
x: 0,
y: 0,
width: this._htOption.width,
height: this._htOption.height,
destWidth: this._htOption.width,
destHeight: this._htOption.height,
canvasId: this.canvasId,
success: (res) => {
this._htOption.callback({path: res.tempFilePath})
_this.getBCHTypeInfo = function(data) {
var d = data << 10
while (getBCHDigit(d) - getBCHDigit(G15) >= 0) {
d ^= (G15 << (getBCHDigit(d) - getBCHDigit(G15) ) )
}
return ( (data << 10) | d) ^ G15_MASK
}
_this.getBCHTypeNumber = function(data) {
var d = data << 12
while (getBCHDigit(d) - getBCHDigit(G18) >= 0) {
d ^= (G18 << (getBCHDigit(d) - getBCHDigit(G18) ) )
}
return (data << 12) | d
}
_this.getPatternPosition = function(typeNumber) {
return PATTERN_POSITION_TABLE[typeNumber - 1]
}
_this.getMaskFunction = function(maskPattern) {
switch (maskPattern) {
case QRMaskPattern.PATTERN000 :
return function(i, j) { return (i + j) % 2 == 0 }
case QRMaskPattern.PATTERN001 :
return function(i, j) { return i % 2 == 0 }
case QRMaskPattern.PATTERN010 :
return function(i, j) { return j % 3 == 0 }
case QRMaskPattern.PATTERN011 :
return function(i, j) { return (i + j) % 3 == 0 }
case QRMaskPattern.PATTERN100 :
return function(i, j) { return (Math.floor(i / 2) + Math.floor(j / 3) ) % 2 == 0 }
case QRMaskPattern.PATTERN101 :
return function(i, j) { return (i * j) % 2 + (i * j) % 3 == 0 }
case QRMaskPattern.PATTERN110 :
return function(i, j) { return ( (i * j) % 2 + (i * j) % 3) % 2 == 0 }
case QRMaskPattern.PATTERN111 :
return function(i, j) { return ( (i * j) % 3 + (i + j) % 2) % 2 == 0 }
default :
throw new Error('bad maskPattern:' + maskPattern)
}
}
_this.getErrorCorrectPolynomial = function(errorCorrectLength) {
var a = qrPolynomial([1], 0)
for (var i = 0; i < errorCorrectLength; i += 1) {
a = a.multiply(qrPolynomial([1, QRMath.gexp(i)], 0) )
}
return a
}
_this.getLengthInBits = function(mode, type) {
if (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)
}
}
_this.getLostPoint = function(qrcode) {
var moduleCount = qrcode.getModuleCount()
var lostPoint = 0
// LEVEL1
for (var row = 0; row < moduleCount; row += 1) {
for (var col = 0; col < moduleCount; col += 1) {
var sameCount = 0
var dark = qrcode.isDark(row, col)
for (var r = -1; r <= 1; r += 1) {
if (row + r < 0 || moduleCount <= row + r) {
continue
}
for (var c = -1; c <= 1; c += 1) {
if (col + c < 0 || moduleCount <= col + c) {
continue
}
if (r == 0 && c == 0) {
continue
}
if (dark == qrcode.isDark(row + r, col + c) ) {
sameCount += 1
}
}
}
})
}
if (sameCount > 5) {
lostPoint += (3 + sameCount - 5)
}
}
};
// LEVEL2
for (var row = 0; row < moduleCount - 1; row += 1) {
for (var col = 0; col < moduleCount - 1; col += 1) {
var count = 0
if (qrcode.isDark(row, col) ) count += 1
if (qrcode.isDark(row + 1, col) ) count += 1
if (qrcode.isDark(row, col + 1) ) count += 1
if (qrcode.isDark(row + 1, col + 1) ) count += 1
if (count == 0 || count == 4) {
lostPoint += 3
}
}
}
// LEVEL3
for (var row = 0; row < moduleCount; row += 1) {
for (var col = 0; col < moduleCount - 6; col += 1) {
if (qrcode.isDark(row, col)
&& !qrcode.isDark(row, col + 1)
&& qrcode.isDark(row, col + 2)
&& qrcode.isDark(row, col + 3)
&& qrcode.isDark(row, col + 4)
&& !qrcode.isDark(row, col + 5)
&& qrcode.isDark(row, col + 6) ) {
lostPoint += 40
}
}
}
for (var col = 0; col < moduleCount; col += 1) {
for (var row = 0; row < moduleCount - 6; row += 1) {
if (qrcode.isDark(row, col)
&& !qrcode.isDark(row + 1, col)
&& qrcode.isDark(row + 2, col)
&& qrcode.isDark(row + 3, col)
&& qrcode.isDark(row + 4, col)
&& !qrcode.isDark(row + 5, col)
&& qrcode.isDark(row + 6, col) ) {
lostPoint += 40
}
}
}
// LEVEL4
var darkCount = 0
for (var col = 0; col < moduleCount; col += 1) {
for (var row = 0; row < moduleCount; row += 1) {
if (qrcode.isDark(row, col) ) {
darkCount += 1
}
}
}
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5
lostPoint += ratio * 10
return lostPoint
}
return _this
}()
//---------------------------------------------------------------------
// QRMath
//---------------------------------------------------------------------
var QRMath = function() {
var EXP_TABLE = new Array(256)
var LOG_TABLE = new Array(256)
// initialize tables
for (var i = 0; i < 8; i += 1) {
EXP_TABLE[i] = 1 << i
}
for (var i = 8; i < 256; i += 1) {
EXP_TABLE[i] = EXP_TABLE[i - 4]
^ EXP_TABLE[i - 5]
^ EXP_TABLE[i - 6]
^ EXP_TABLE[i - 8]
}
for (var i = 0; i < 255; i += 1) {
LOG_TABLE[EXP_TABLE[i] ] = i
}
var _this = {}
_this.glog = function(n) {
if (n < 1) {
throw new Error('glog(' + n + ')')
}
return LOG_TABLE[n]
}
_this.gexp = function(n) {
while (n < 0) {
n += 255
}
while (n >= 256) {
n -= 255
}
return EXP_TABLE[n]
}
return _this
}()
//---------------------------------------------------------------------
// qrPolynomial
//---------------------------------------------------------------------
function qrPolynomial(num, shift) {
if (typeof num.length == 'undefined') {
throw new Error(num.length + '/' + shift)
}
var _num = function() {
var offset = 0
while (offset < num.length && num[offset] == 0) {
offset += 1
}
var _num = new Array(num.length - offset + shift)
for (var i = 0; i < num.length - offset; i += 1) {
_num[i] = num[i + offset]
}
return _num
}()
var _this = {}
_this.getAt = function(index) {
return _num[index]
}
_this.getLength = function() {
return _num.length
}
_this.multiply = function(e) {
var num = new Array(_this.getLength() + e.getLength() - 1)
for (var i = 0; i < _this.getLength(); i += 1) {
for (var j = 0; j < e.getLength(); j += 1) {
num[i + j] ^= QRMath.gexp(QRMath.glog(_this.getAt(i) ) + QRMath.glog(e.getAt(j) ) )
}
}
return qrPolynomial(num, 0)
}
_this.mod = function(e) {
if (_this.getLength() - e.getLength() < 0) {
return _this
}
var ratio = QRMath.glog(_this.getAt(0) ) - QRMath.glog(e.getAt(0) )
var num = new Array(_this.getLength() )
for (var i = 0; i < _this.getLength(); i += 1) {
num[i] = _this.getAt(i)
}
for (var i = 0; i < e.getLength(); i += 1) {
num[i] ^= QRMath.gexp(QRMath.glog(e.getAt(i) ) + ratio)
}
// recursive call
return qrPolynomial(num, 0).mod(e)
}
return _this
};
//---------------------------------------------------------------------
// QRRSBlock
//---------------------------------------------------------------------
var QRRSBlock = function() {
// [1: [L, M, Q, H], ..]
var RS_BLOCK_TABLE=[[1,26,19],[1,26,16],[1,26,13],[1,26,9],[1,44,34],[1,44,28],[1,44,22],[1,44,16],[1,70,55],[1,70,44],[2,35,17],[2,35,13],[1,100,80],[2,50,32],[2,50,24],[4,25,9],[1,134,108],[2,67,43],[2,33,15,2,34,16],[2,33,11,2,34,12],[2,86,68],[4,43,27],[4,43,19],[4,43,15],[2,98,78],[4,49,31],[2,32,14,4,33,15],[4,39,13,1,40,14],[2,121,97],[2,60,38,2,61,39],[4,40,18,2,41,19],[4,40,14,2,41,15],[2,146,116],[3,58,36,2,59,37],[4,36,16,4,37,17],[4,36,12,4,37,13],[2,86,68,2,87,69],[4,69,43,1,70,44],[6,43,19,2,44,20],[6,43,15,2,44,16],[4,101,81],[1,80,50,4,81,51],[4,50,22,4,51,23],[3,36,12,8,37,13],[2,116,92,2,117,93],[6,58,36,2,59,37],[4,46,20,6,47,21],[7,42,14,4,43,15],[4,133,107],[8,59,37,1,60,38],[8,44,20,4,45,21],[12,33,11,4,34,12],[3,145,115,1,146,116],[4,64,40,5,65,41],[11,36,16,5,37,17],[11,36,12,5,37,13],[5,109,87,1,110,88],[5,65,41,5,66,42],[5,54,24,7,55,25],[11,36,12],[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]]
var qrRSBlock = function(totalCount, dataCount) {
var _this = {}
_this.totalCount = totalCount
_this.dataCount = dataCount
return _this
}
var _this = {}
var getRsBlockTable = function(typeNumber, errorCorrectLevel) {
switch(errorCorrectLevel) {
case QRErrorCorrectLevel.L :
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]
case QRErrorCorrectLevel.M :
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]
case QRErrorCorrectLevel.Q :
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]
case QRErrorCorrectLevel.H :
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]
default :
return undefined
}
}
_this.getRSBlocks = function(typeNumber, errorCorrectLevel) {
var rsBlock = getRsBlockTable(typeNumber, errorCorrectLevel)
if (typeof 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 += 1) {
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 += 1) {
list.push(qrRSBlock(totalCount, dataCount) )
}
}
return list
}
return _this
}()
//---------------------------------------------------------------------
// qrBitBuffer
//---------------------------------------------------------------------
var qrBitBuffer = function() {
var _buffer = new Array()
var _length = 0
var _this = {}
_this.getBuffer = function() {
return _buffer
}
_this.getAt = function(index) {
var bufIndex = Math.floor(index / 8)
return ( (_buffer[bufIndex] >>> (7 - index % 8) ) & 1) == 1
}
_this.put = function(num, length) {
for (var i = 0; i < length; i += 1) {
_this.putBit( ( (num >>> (length - i - 1) ) & 1) == 1)
}
}
_this.getLengthInBits = function() {
return _length
}
_this.putBit = function(bit) {
var bufIndex = Math.floor(_length / 8)
if (_buffer.length <= bufIndex) {
_buffer.push(0)
}
if (bit) {
_buffer[bufIndex] |= (0x80 >>> (_length % 8) )
}
_length += 1
}
return _this
}
//---------------------------------------------------------------------
// qr8BitByte
//---------------------------------------------------------------------
var qr8BitByte = function(data) {
var _mode = QRMode.MODE_8BIT_BYTE
var _data = data
var _parsedData = []
var _this = {}
// Added to support UTF-8 Characters
for (var i = 0, l = _data.length; i < l; i++) {
var byteArray = []
var code = _data.charCodeAt(i)
if (code > 0x10000) {
byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18)
byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12)
byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6)
byteArray[3] = 0x80 | (code & 0x3F)
} else if (code > 0x800) {
byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12)
byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6)
byteArray[2] = 0x80 | (code & 0x3F)
} else if (code > 0x80) {
byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6)
byteArray[1] = 0x80 | (code & 0x3F)
} else {
byteArray[0] = code
}
// Fix Unicode corruption bug
_parsedData.push(byteArray)
}
_parsedData = Array.prototype.concat.apply([], _parsedData)
if (_parsedData.length != _data.length) {
_parsedData.unshift(191)
_parsedData.unshift(187)
_parsedData.unshift(239)
}
var _bytes = _parsedData
_this.getMode = function() {
return _mode
}
_this.getLength = function(buffer) {
return _bytes.length
}
_this.write = function(buffer) {
for (var i = 0; i < _bytes.length; i += 1) {
buffer.put(_bytes[i], 8)
}
}
return _this
}
//=====================================================================
// GIF Support etc.
//
//---------------------------------------------------------------------
// byteArrayOutputStream
//---------------------------------------------------------------------
var byteArrayOutputStream = function() {
var _bytes = new Array()
var _this = {}
_this.writeByte = function(b) {
_bytes.push(b & 0xff)
}
_this.writeShort = function(i) {
_this.writeByte(i)
_this.writeByte(i >>> 8)
}
_this.writeBytes = function(b, off, len) {
off = off || 0
len = len || b.length
for (var i = 0; i < len; i += 1) {
_this.writeByte(b[i + off])
}
}
_this.writeString = function(s) {
for (var i = 0; i < s.length; i += 1) {
_this.writeByte(s.charCodeAt(i) )
}
}
_this.toByteArray = function() {
return _bytes
}
_this.toString = function() {
var s = ''
s += '['
for (var i = 0; i < _bytes.length; i += 1) {
if (i > 0) {
s += ','
}
s += _bytes[i]
}
s += ']'
return s
}
return _this
}
//---------------------------------------------------------------------
// base64EncodeOutputStream
//---------------------------------------------------------------------
var base64EncodeOutputStream = function() {
var _buffer = 0
var _buflen = 0
var _length = 0
var _base64 = ''
var _this = {}
var writeEncoded = function(b) {
_base64 += String.fromCharCode(encode(b & 0x3f) )
}
var encode = function(n) {
if (n < 0) {
// error.
} else if (n < 26) {
return 0x41 + n
} else if (n < 52) {
return 0x61 + (n - 26)
} else if (n < 62) {
return 0x30 + (n - 52)
} else if (n == 62) {
return 0x2b
} else if (n == 63) {
return 0x2f
}
throw new Error('n:' + n)
}
_this.writeByte = function(n) {
_buffer = (_buffer << 8) | (n & 0xff)
_buflen += 8
_length += 1
while (_buflen >= 6) {
writeEncoded(_buffer >>> (_buflen - 6) )
_buflen -= 6
}
}
_this.flush = function() {
if (_buflen > 0) {
writeEncoded(_buffer << (6 - _buflen) )
_buffer = 0
_buflen = 0
}
if (_length % 3 != 0) {
// padding
var padlen = 3 - _length % 3
for (var i = 0; i < padlen; i += 1) {
_base64 += '='
}
}
}
_this.toString = function() {
return _base64
}
return _this
}
//---------------------------------------------------------------------
// base64DecodeInputStream
//---------------------------------------------------------------------
var base64DecodeInputStream = function(str) {
var _str = str
var _pos = 0
var _buffer = 0
var _buflen = 0
var _this = {}
_this.read = function() {
while (_buflen < 8) {
if (_pos >= _str.length) {
if (_buflen == 0) {
return -1
}
throw new Error('unexpected end of file./' + _buflen)
}
var c = _str.charAt(_pos)
_pos += 1
if (c == '=') {
_buflen = 0
return -1
} else if (c.match(/^\s$/) ) {
// ignore if whitespace.
continue
}
_buffer = (_buffer << 6) | decode(c.charCodeAt(0) )
_buflen += 6
}
var n = (_buffer >>> (_buflen - 8) ) & 0xff
_buflen -= 8
return n
}
var decode = function(c) {
if (0x41 <= c && c <= 0x5a) {
return c - 0x41
} else if (0x61 <= c && c <= 0x7a) {
return c - 0x61 + 26
} else if (0x30 <= c && c <= 0x39) {
return c - 0x30 + 52
} else if (c == 0x2b) {
return 62
} else if (c == 0x2f) {
return 63
} else {
throw new Error('c:' + c)
}
}
return _this
}
//---------------------------------------------------------------------
// gifImage (B/W)
//---------------------------------------------------------------------
var gifImage = function(width, height) {
var _width = width
var _height = height
var _data = new Array(width * height)
var _this = {}
_this.setPixel = function(x, y, pixel) {
_data[y * _width + x] = pixel
}
_this.write = function(out) {
//---------------------------------
// GIF Signature
out.writeString('GIF87a')
//---------------------------------
// Screen Descriptor
out.writeShort(_width)
out.writeShort(_height)
out.writeByte(0x80) // 2bit
out.writeByte(0)
out.writeByte(0)
//---------------------------------
// Global Color Map
// black
out.writeByte(0x00)
out.writeByte(0x00)
out.writeByte(0x00)
// white
out.writeByte(0xff)
out.writeByte(0xff)
out.writeByte(0xff)
//---------------------------------
// Image Descriptor
out.writeString(',')
out.writeShort(0)
out.writeShort(0)
out.writeShort(_width)
out.writeShort(_height)
out.writeByte(0)
//---------------------------------
// Local Color Map
//---------------------------------
// Raster Data
var lzwMinCodeSize = 2
var raster = getLZWRaster(lzwMinCodeSize)
out.writeByte(lzwMinCodeSize)
var offset = 0
while (raster.length - offset > 255) {
out.writeByte(255)
out.writeBytes(raster, offset, 255)
offset += 255
}
out.writeByte(raster.length - offset)
out.writeBytes(raster, offset, raster.length - offset)
out.writeByte(0x00)
//---------------------------------
// GIF Terminator
out.writeString(';')
}
var bitOutputStream = function(out) {
var _out = out
var _bitLength = 0
var _bitBuffer = 0
var _this = {}
_this.write = function(data, length) {
if ( (data >>> length) != 0) {
throw new Error('length over')
}
while (_bitLength + length >= 8) {
_out.writeByte(0xff & ( (data << _bitLength) | _bitBuffer) )
length -= (8 - _bitLength)
data >>>= (8 - _bitLength)
_bitBuffer = 0
_bitLength = 0
}
_bitBuffer = (data << _bitLength) | _bitBuffer
_bitLength = _bitLength + length
}
_this.flush = function() {
if (_bitLength > 0) {
_out.writeByte(_bitBuffer)
}
}
return _this
}
var getLZWRaster = function(lzwMinCodeSize) {
var clearCode = 1 << lzwMinCodeSize
var endCode = (1 << lzwMinCodeSize) + 1
var bitLength = lzwMinCodeSize + 1
// Setup LZWTable
var table = lzwTable()
for (var i = 0; i < clearCode; i += 1) {
table.add(String.fromCharCode(i) )
}
table.add(String.fromCharCode(clearCode) )
table.add(String.fromCharCode(endCode) )
var byteOut = byteArrayOutputStream()
var bitOut = bitOutputStream(byteOut)
// clear code
bitOut.write(clearCode, bitLength)
var dataIndex = 0
var s = String.fromCharCode(_data[dataIndex])
dataIndex += 1
while (dataIndex < _data.length) {
var c = String.fromCharCode(_data[dataIndex])
dataIndex += 1
if (table.contains(s + c) ) {
s = s + c
} else {
bitOut.write(table.indexOf(s), bitLength)
if (table.size() < 0xfff) {
if (table.size() == (1 << bitLength) ) {
bitLength += 1
}
table.add(s + c)
}
s = c
}
}
bitOut.write(table.indexOf(s), bitLength)
// end code
bitOut.write(endCode, bitLength)
bitOut.flush()
return byteOut.toByteArray()
}
var lzwTable = function() {
var _map = {}
var _size = 0
var _this = {}
_this.add = function(key) {
if (_this.contains(key) ) {
throw new Error('dup key:' + key)
}
_map[key] = _size
_size += 1
}
_this.size = function() {
return _size
}
_this.indexOf = function(key) {
return _map[key]
}
_this.contains = function(key) {
return typeof _map[key] != 'undefined'
}
return _this
}
return _this
}
var createImgTag = function(width, height, getPixel, alt) {
var gif = gifImage(width, height)
for (var y = 0; y < height; y += 1) {
for (var x = 0; x < width; x += 1) {
gif.setPixel(x, y, getPixel(x, y) )
}
}
var b = byteArrayOutputStream()
gif.write(b)
var base64 = base64EncodeOutputStream()
var bytes = b.toByteArray()
for (var i = 0; i < bytes.length; i += 1) {
base64.writeByte(bytes[i])
}
base64.flush()
var img = ''
img += 'data:image/gif;base64,'
img += base64
return img
}
//---------------------------------------------------------------------
// returns qrcode function.
var drawImg = function(text, options) {
options = options || {}
var typeNumber = options.typeNumber || 4
var errorCorrectLevel = options.errorCorrectLevel || 'M'
var size = options.size || 500
var qr
try {
qr = qrcode(typeNumber, errorCorrectLevel || 'M')
qr.addData(text)
qr.make()
} catch (e) {
if(typeNumber >= 40) {
throw new Error('Text too long to encode')
} else {
return drawImg(text, {
size: size,
errorCorrectLevel: errorCorrectLevel,
typeNumber: typeNumber + 1
})
}
}
QRCode.CorrectLevel = QRErrorCorrectLevel
})()
// calc cellsize and margin
var cellsize = parseInt(size / qr.getModuleCount())
var margin = parseInt((size - qr.getModuleCount() * cellsize) / 2)
module.exports = QRCode
return qr.createImgTag(cellsize, margin, size)
}
module.exports = {
drawImg: drawImg
}
\ No newline at end of file
pages/my/order/electronicTicket/electronicTicket-副本.vue
View file @ 40bd3c11
......@@ -47,9 +47,7 @@
</view>
<view class="certificate-box" v-else-if="orderInfo.exchangeMode==1||orderInfo.exchangeMode==4||orderInfo.exchangeMode==5">
<view class="box-verificationCode">验证码：{{ticketCode}}</view>
<!-- <uqrcode ref="uqrcode" canvas-id="qrcode" size="200" class="box-QRcode" :value="uqrcodeVal" :options="{ margin: 10 }" ></uqrcode> -->
<!--后端生成-->
<!-- <image :src="imgUrlList" style="width: 180px;height: 180px;margin: 0 auto;display: block;" v-if="imgUrlListType"></image> -->
<canvas class="box-QRcode" canvas-id="qrcode"/>
<view class="progress-box" v-if="qrCodeType==true">
<progress :percent="percentage" activeColor="#3688FF" stroke-width="3" />
</view>
......@@ -142,7 +140,7 @@
</view>
<view class="rowNumber-list rowNumber-list2" v-if="item.config.paPassedNumEnable==1">
<view class="rowNumber-signOver">我的排号：</view>
<view class="list-value">{{item.sortNo}}<text style="font-size: 28rpx;margin-left: 8rpx;line-height: 56rpx;">({{item.projectName}})</text></view>
<view class="list-value">{{item.sortNo}}<text style="font-size: 28rpx;margin-left: 8rpx;line-height: 56rpx;flex-shrink:0;">({{item.projectName}})</text></view>
</view>
<view class="rowNumber-list rowNumber-list2" v-if="item.config.paPassedNumEnable==1">
<view class="rowNumber-signOver">您排队号已过</view>
......@@ -345,7 +343,7 @@
</template>
<script>
import uQRCode from '@/common/uqrcode4.js'
import uQRCode from '@/common/js/uqrcode.js'
import UMask from '@/uview-ui/components/u-mask/u-mask.vue'
export default {
components: {
......@@ -509,7 +507,6 @@ export default {
},
data() {
return {
uqrcodeVal:'',
orderDataType:false,
openId:'',//用户信息
id:'',//订单ID
......@@ -547,8 +544,6 @@ export default {
photoType:false,//是否显示优惠券
claimStatus:1,//领取状态 0未领取 1已领取
findCouponPhoto:{},//相册优惠券
imgUrlList:'',
imgUrlListType:false,
}
},
onShow() {
......@@ -585,7 +580,7 @@ export default {
this.ifyukuaiCode = option.ifyukuaiCode||''
//this.id = "z00167956572219584dc15634b62cf75"
this.openId = uni.getStorageSync('openid') //openid oroHZ5FaUQ_SOOC_uQQP92fJpBRE oh2UV1lyYABHMZ1rMlgjhVHyyYDQ
this.openId = 'oh2UV1lyYABHMZ1rMlgjhVHyyYDQ'
//this.openId = 'oh2UV1lyYABHMZ1rMlgjhVHyyYDQ'
this.getDetail()
},
onUnload() {
......@@ -848,22 +843,17 @@ export default {
}else{
verifyCode=this.verifyCode
}
// uQRCode.make({
// canvasId: 'qrcode',
// componentInstance: this,
// text: verifyCode,
// size: 180,
// margin: 10,
// backgroundColor: '#ffffff',
// foregroundColor: '#000000',
// fileType: 'jpg',
// errorCorrectLevel: uQRCode.errorCorrectLevel.H
// })
// this.uqrcodeVal=verifyCode
//后端生成
// var verifyCodeURL = encodeURI(verifyCode)
// this.imgUrlList = 'http://pay.tuyoyoo.com/distribution/c/'+verifyCodeURL+'?width=180&height=180&frontColor=0&backColor=16777215'
// this.imgUrlListType = true
uQRCode.make({
canvasId: 'qrcode',
componentInstance: this,
text: verifyCode,
size: 180,
margin: 10,
backgroundColor: '#ffffff',
foregroundColor: '#000000',
fileType: 'jpg',
errorCorrectLevel: uQRCode.errorCorrectLevel.H
})
}
},
signOverFun(item){//过号遮罩显示
......@@ -904,23 +894,17 @@ export default {
// height: 180,
// text:this.codeNo
// })
// uQRCode.make({
// canvasId: 'qrcode',
// componentInstance: this,
// text: this.codeNo,
// size: 180,
// margin: 10,
// backgroundColor: '#ffffff',
// foregroundColor: '#000000',
// fileType: 'jpg',
// errorCorrectLevel: uQRCode.errorCorrectLevel.H
// })
// this.uqrcodeVal=this.codeNo
//后端生成
// this.imgUrlListType = false
// var verifyCodeURL = 'http://pay.tuyoyoo.com/distribution/c/'+this.codeNo+'?width=180&height=180&frontColor=0&backColor=16777215'
// this.imgUrlList = encodeURI(verifyCodeURL)
// this.imgUrlListType = true
uQRCode.make({
canvasId: 'qrcode',
componentInstance: this,
text: this.codeNo,
size: 180,
margin: 10,
backgroundColor: '#ffffff',
foregroundColor: '#000000',
fileType: 'jpg',
errorCorrectLevel: uQRCode.errorCorrectLevel.H
})
}
this.percentage+=1
if(this.percentage>=100){
......@@ -1316,6 +1300,7 @@ export default {
line-height: 56rpx;
font-weight: bold;
margin-right: 40rpx;
flex-shrink:0;
}
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value,
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value2,
......@@ -1323,6 +1308,9 @@ export default {
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value3{
color:#fff;
}
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value{
flex-shrink:0;
}
.order-queueUp .queueUp-rowNumber3 .rowNumber-takeNum,
.order-queueUp .queueUp-rowNumber3 .rowNumber-takeNum2{
background-color: #fff;
......@@ -1344,8 +1332,8 @@ export default {
.order-certificate .certificate-box .box-QRcode {
display: block;
width: 200px;
height: 200px;
width: 180px;
height: 180px;
margin: 0 auto;
}
.order-certificate .certificate-box .box-QRcode2{
......
pages/my/order/electronicTicket/electronicTicket.vue
View file @ 40bd3c11
......@@ -47,7 +47,11 @@
</view>
<view class="certificate-box" v-else-if="orderInfo.exchangeMode==1||orderInfo.exchangeMode==4||orderInfo.exchangeMode==5">
<view class="box-verificationCode">验证码：{{ticketCode}}</view>
<canvas class="box-QRcode" canvas-id="qrcode"/>
<!-- <uqrcode ref="uqrcode" canvas-id="qrcode" size="200" class="box-QRcode" :value="uqrcodeVal" :options="{ margin: 10 }" ></uqrcode> -->
<!--后端生成-->
<!-- <image :src="imgUrlList" style="width: 180px;height: 180px;margin: 0 auto;display: block;" v-if="imgUrlListType"></image> -->
<!--显示图片用的标签-->
<image class="code_view" :src="imagePath" v-if="imgTypeShow"></image>
<view class="progress-box" v-if="qrCodeType==true">
<progress :percent="percentage" activeColor="#3688FF" stroke-width="3" />
</view>
......@@ -140,7 +144,7 @@
</view>
<view class="rowNumber-list rowNumber-list2" v-if="item.config.paPassedNumEnable==1">
<view class="rowNumber-signOver">我的排号：</view>
<view class="list-value">{{item.sortNo}}<text style="font-size: 28rpx;margin-left: 8rpx;line-height: 56rpx;flex-shrink:0;">({{item.projectName}})</text></view>
<view class="list-value">{{item.sortNo}}<text style="font-size: 28rpx;margin-left: 8rpx;line-height: 56rpx;flex-shrink: 0;">({{item.projectName}})</text></view>
</view>
<view class="rowNumber-list rowNumber-list2" v-if="item.config.paPassedNumEnable==1">
<view class="rowNumber-signOver">您排队号已过</view>
......@@ -343,7 +347,8 @@
</template>
<script>
import uQRCode from '@/common/js/uqrcode.js'
// import uQRCode from '@/common/uqrcode4.js'
import QRCode from '@/common/weapp-qrcode.js'
import UMask from '@/uview-ui/components/u-mask/u-mask.vue'
export default {
components: {
......@@ -507,6 +512,7 @@ export default {
},
data() {
return {
uqrcodeVal:'',
orderDataType:false,
openId:'',//用户信息
id:'',//订单ID
......@@ -544,6 +550,10 @@ export default {
photoType:false,//是否显示优惠券
claimStatus:1,//领取状态 0未领取 1已领取
findCouponPhoto:{},//相册优惠券
imgUrlList:'',
imgUrlListType:false,
imagePath:'',//图片接受地址
imgTypeShow:true,//是否展示图片
}
},
onShow() {
......@@ -843,19 +853,36 @@ export default {
}else{
verifyCode=this.verifyCode
}
uQRCode.make({
canvasId: 'qrcode',
componentInstance: this,
text: verifyCode,
size: 180,
margin: 10,
backgroundColor: '#ffffff',
foregroundColor: '#000000',
fileType: 'jpg',
errorCorrectLevel: uQRCode.errorCorrectLevel.H
})
// uQRCode.make({
// canvasId: 'qrcode',
// componentInstance: this,
// text: verifyCode,
// size: 180,
// margin: 10,
// backgroundColor: '#ffffff',
// foregroundColor: '#000000',
// fileType: 'jpg',
// errorCorrectLevel: uQRCode.errorCorrectLevel.H
// })
// this.uqrcodeVal=verifyCode
//后端生成
// var verifyCodeURL = encodeURI(verifyCode)
// this.imgUrlList = 'http://pay.tuyoyoo.com/distribution/c/'+verifyCodeURL+'?width=180&height=180&frontColor=0&backColor=16777215'
// this.imgUrlListType = true
this.createCode(verifyCode)
}
},
createCode(showCode) {//创建二维码
var imgData = QRCode.drawImg(showCode, {
typeNumber: 3,//码点大小 1-40，数字越大，码点越小，二维码会显得越密集
errorCorrectLevel: 'H',//纠错等级 H等级最高(30%) 简单来说，就是二维码被覆盖了多少仍然能被识别出来 详见qrcode.js
size: 180
})
console.log(imgData)
this.imgTypeShow = false
this.imagePath = imgData
this.imgTypeShow = true
},
signOverFun(item){//过号遮罩显示
this.overSignedData = {}
this.overSignedData = item
......@@ -894,17 +921,24 @@ export default {
// height: 180,
// text:this.codeNo
// })
uQRCode.make({
canvasId: 'qrcode',
componentInstance: this,
text: this.codeNo,
size: 180,
margin: 10,
backgroundColor: '#ffffff',
foregroundColor: '#000000',
fileType: 'jpg',
errorCorrectLevel: uQRCode.errorCorrectLevel.H
})
// uQRCode.make({
// canvasId: 'qrcode',
// componentInstance: this,
// text: this.codeNo,
// size: 180,
// margin: 10,
// backgroundColor: '#ffffff',
// foregroundColor: '#000000',
// fileType: 'jpg',
// errorCorrectLevel: uQRCode.errorCorrectLevel.H
// })
// this.uqrcodeVal=this.codeNo
//后端生成
// this.imgUrlListType = false
// var verifyCodeURL = 'http://pay.tuyoyoo.com/distribution/c/'+this.codeNo+'?width=180&height=180&frontColor=0&backColor=16777215'
// this.imgUrlList = encodeURI(verifyCodeURL)
// this.imgUrlListType = true
this.createCode(this.codeNo)
}
this.percentage+=1
if(this.percentage>=100){
......@@ -1300,7 +1334,6 @@ export default {
line-height: 56rpx;
font-weight: bold;
margin-right: 40rpx;
flex-shrink:0;
}
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value,
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value2,
......@@ -1308,9 +1341,6 @@ export default {
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value3{
color:#fff;
}
.order-queueUp .queueUp-rowNumber3 .rowNumber-list .list-value{
flex-shrink:0;
}
.order-queueUp .queueUp-rowNumber3 .rowNumber-takeNum,
.order-queueUp .queueUp-rowNumber3 .rowNumber-takeNum2{
background-color: #fff;
......@@ -1332,8 +1362,8 @@ export default {
.order-certificate .certificate-box .box-QRcode {
display: block;
width: 180px;
height: 180px;
width: 200px;
height: 200px;
margin: 0 auto;
}
.order-certificate .certificate-box .box-QRcode2{
......@@ -1567,4 +1597,10 @@ export default {
}
}
}
.code_view{
display: block;
width: 180px;
height: 180px;
margin: 0 auto;
}
</style>
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