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/**
* @fileoverview
* - Using the 'QRCode for Javascript library'
* - Fixed dataset of 'QRCode for Javascript library' for support full-spec.
* - this library has no dependencies.
*
* @author davidshimjs
* @see <a href="http://jeromeetienne.github.com/jquery-qrcode/" target="_blank">http://jeromeetienne.github.com/jquery-qrcode/</a>
*/
var QRCode
;(function () {
// ---------------------------------------------------------------------
// QRCode for JavaScript
//
// Copyright (c) 2009 Kazuhiko Arase
//
//
// Licensed under the MIT license:
//
// The word "QR Code" is registered trademark of
// DENSO WAVE INCORPORATED
//
// ---------------------------------------------------------------------
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)
}
}
}
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 (
(r >= 0 && r <= 6 && (c == 0 || c == 6)) ||
(c >= 0 && c <= 6 && (r == 0 || r == 6)) ||
(r >= 2 && r <= 4 && c >= 2 && 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
}
}
}
}
}
},
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
}
}
}
row += inc
if (row < 0 || this.moduleCount <= row) {
row -= inc
inc = -inc
break
}
}
}
}
}
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
}
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)
}
while (true) {
if (buffer.getLengthInBits() >= totalDataCount * 8) {
break
}
buffer.put(QRCodeModel.PAD0, 8)
if (buffer.getLengthInBits() >= totalDataCount * 8) {
break
}
buffer.put(QRCodeModel.PAD1, 8)
}
return QRCodeModel.createBytes(buffer, rsBlocks)
}
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
}
}
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
}
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 (type >= 1 && type < 10) {
switch (mode) {
case QRMode.MODE_NUMBER:
return 10
case QRMode.MODE_ALPHA_NUM:
return 9
case QRMode.MODE_8BIT_BYTE:
return 8
case QRMode.MODE_KANJI:
return 8
default:
throw new Error('mode:' + mode)
}
} else if (type < 27) {
switch (mode) {
case QRMode.MODE_NUMBER:
return 12
case QRMode.MODE_ALPHA_NUM:
return 11
case QRMode.MODE_8BIT_BYTE:
return 16
case QRMode.MODE_KANJI:
return 10
default:
throw new Error('mode:' + mode)
}
} else if (type < 41) {
switch (mode) {
case QRMode.MODE_NUMBER:
return 14
case QRMode.MODE_ALPHA_NUM:
return 13
case QRMode.MODE_8BIT_BYTE:
return 16
case QRMode.MODE_KANJI:
return 12
default:
throw new Error('mode:' + mode)
}
} else {
throw new Error('type:' + type)
}
},
getLostPoint: function (qrCode) {
var moduleCount = qrCode.getModuleCount()
var lostPoint = 0
for (var row = 0; row < moduleCount; row++) {
for (var col = 0; col < moduleCount; col++) {
var sameCount = 0
var dark = qrCode.isDark(row, col)
for (var r = -1; r <= 1; r++) {
if (row + r < 0 || moduleCount <= row + r) {
continue
}
for (var c = -1; c <= 1; c++) {
if (col + c < 0 || moduleCount <= col + c) {
continue
}
if (r == 0 && c == 0) {
continue
}
if (dark == qrCode.isDark(row + r, col + c)) {
sameCount++
}
}
}
if (sameCount > 5) {
lostPoint += 3 + sameCount - 5
}
}
}
for (var row = 0; row < moduleCount - 1; row++) {
for (var col = 0; col < moduleCount - 1; col++) {
var count = 0
if (qrCode.isDark(row, col)) count++
if (qrCode.isDark(row + 1, col)) count++
if (qrCode.isDark(row, col + 1)) count++
if (qrCode.isDark(row + 1, col + 1)) count++
if (count == 0 || count == 4) {
lostPoint += 3
}
}
}
for (var row = 0; row < moduleCount; row++) {
for (var col = 0; col < moduleCount - 6; col++) {
if (
qrCode.isDark(row, col) &&
!qrCode.isDark(row, col + 1) &&
qrCode.isDark(row, col + 2) &&
qrCode.isDark(row, col + 3) &&
qrCode.isDark(row, col + 4) &&
!qrCode.isDark(row, col + 5) &&
qrCode.isDark(row, col + 6)
) {
lostPoint += 40
}
}
}
for (var col = 0; col < moduleCount; col++) {
for (var row = 0; row < moduleCount - 6; row++) {
if (
qrCode.isDark(row, col) &&
!qrCode.isDark(row + 1, col) &&
qrCode.isDark(row + 2, col) &&
qrCode.isDark(row + 3, col) &&
qrCode.isDark(row + 4, col) &&
!qrCode.isDark(row + 5, col) &&
qrCode.isDark(row + 6, col)
) {
lostPoint += 40
}
}
}
var darkCount = 0
for (var col = 0; col < moduleCount; col++) {
for (var row = 0; row < moduleCount; row++) {
if (qrCode.isDark(row, col)) {
darkCount++
}
}
}
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5
lostPoint += ratio * 10
return lostPoint
}
}
var QRMath = {
glog: function (n) {
if (n < 1) {
throw new Error('glog(' + n + ')')
}
return QRMath.LOG_TABLE[n]
},
gexp: function (n) {
while (n < 0) {
n += 255
}
while (n >= 256) {
n -= 255
}
return QRMath.EXP_TABLE[n]
},
EXP_TABLE: new Array(256),
LOG_TABLE: new Array(256)
}
for (var i = 0; i < 8; i++) {
QRMath.EXP_TABLE[i] = 1 << i
}
for (var i = 8; i < 256; i++) {
QRMath.EXP_TABLE[i] =
QRMath.EXP_TABLE[i - 4] ^
QRMath.EXP_TABLE[i - 5] ^
QRMath.EXP_TABLE[i - 6] ^
QRMath.EXP_TABLE[i - 8]
}
for (var i = 0; i < 255; i++) {
QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i
}
function QRPolynomial (num, shift) {
if (num.length == undefined) {
throw new Error(num.length + '/' + shift)
}
var offset = 0
while (offset < num.length && num[offset] == 0) {
offset++
}
this.num = new Array(num.length - offset + shift)
for (var i = 0; i < num.length - offset; i++) {
this.num[i] = num[i + offset]
}
}
QRPolynomial.prototype = {
get: function (index) {
return this.num[index]
},
getLength: function () {
return this.num.length
},
multiply: function (e) {
var num = new Array(this.getLength() + e.getLength() - 1)
for (var i = 0; i < this.getLength(); i++) {
for (var j = 0; j < e.getLength(); j++) {
num[i + j] ^= QRMath.gexp(
QRMath.glog(this.get(i)) + QRMath.glog(e.get(j))
)
}
}
return new QRPolynomial(num, 0)
},
mod: function (e) {
if (this.getLength() - e.getLength() < 0) {
return this
}
var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0))
var num = new Array(this.getLength())
for (var i = 0; i < this.getLength(); i++) {
num[i] = this.get(i)
}
for (var i = 0; i < e.getLength(); i++) {
num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio)
}
return new QRPolynomial(num, 0).mod(e)
}
}
function QRRSBlock (totalCount, dataCount) {
this.totalCount = totalCount
this.dataCount = dataCount
}
QRRSBlock.RS_BLOCK_TABLE = [
[1, 26, 19],
[1, 26, 16],
[1, 26, 13],
[1, 26, 9],
[1, 44, 34],
[1, 44, 28],
[1, 44, 22],
[1, 44, 16],
[1, 70, 55],
[1, 70, 44],
[2, 35, 17],
[2, 35, 13],
[1, 100, 80],
[2, 50, 32],
[2, 50, 24],
[4, 25, 9],
[1, 134, 108],
[2, 67, 43],
[2, 33, 15, 2, 34, 16],
[2, 33, 11, 2, 34, 12],
[2, 86, 68],
[4, 43, 27],
[4, 43, 19],
[4, 43, 15],
[2, 98, 78],
[4, 49, 31],
[2, 32, 14, 4, 33, 15],
[4, 39, 13, 1, 40, 14],
[2, 121, 97],
[2, 60, 38, 2, 61, 39],
[4, 40, 18, 2, 41, 19],
[4, 40, 14, 2, 41, 15],
[2, 146, 116],
[3, 58, 36, 2, 59, 37],
[4, 36, 16, 4, 37, 17],
[4, 36, 12, 4, 37, 13],
[2, 86, 68, 2, 87, 69],
[4, 69, 43, 1, 70, 44],
[6, 43, 19, 2, 44, 20],
[6, 43, 15, 2, 44, 16],
[4, 101, 81],
[1, 80, 50, 4, 81, 51],
[4, 50, 22, 4, 51, 23],
[3, 36, 12, 8, 37, 13],
[2, 116, 92, 2, 117, 93],
[6, 58, 36, 2, 59, 37],
[4, 46, 20, 6, 47, 21],
[7, 42, 14, 4, 43, 15],
[4, 133, 107],
[8, 59, 37, 1, 60, 38],
[8, 44, 20, 4, 45, 21],
[12, 33, 11, 4, 34, 12],
[3, 145, 115, 1, 146, 116],
[4, 64, 40, 5, 65, 41],
[11, 36, 16, 5, 37, 17],
[11, 36, 12, 5, 37, 13],
[5, 109, 87, 1, 110, 88],
[5, 65, 41, 5, 66, 42],
[5, 54, 24, 7, 55, 25],
[11, 36, 12],
[5, 122, 98, 1, 123, 99],
[7, 73, 45, 3, 74, 46],
[15, 43, 19, 2, 44, 20],
[3, 45, 15, 13, 46, 16],
[1, 135, 107, 5, 136, 108],
[10, 74, 46, 1, 75, 47],
[1, 50, 22, 15, 51, 23],
[2, 42, 14, 17, 43, 15],
[5, 150, 120, 1, 151, 121],
[9, 69, 43, 4, 70, 44],
[17, 50, 22, 1, 51, 23],
[2, 42, 14, 19, 43, 15],
[3, 141, 113, 4, 142, 114],
[3, 70, 44, 11, 71, 45],
[17, 47, 21, 4, 48, 22],
[9, 39, 13, 16, 40, 14],
[3, 135, 107, 5, 136, 108],
[3, 67, 41, 13, 68, 42],
[15, 54, 24, 5, 55, 25],
[15, 43, 15, 10, 44, 16],
[4, 144, 116, 4, 145, 117],
[17, 68, 42],
[17, 50, 22, 6, 51, 23],
[19, 46, 16, 6, 47, 17],
[2, 139, 111, 7, 140, 112],
[17, 74, 46],
[7, 54, 24, 16, 55, 25],
[34, 37, 13],
[4, 151, 121, 5, 152, 122],
[4, 75, 47, 14, 76, 48],
[11, 54, 24, 14, 55, 25],
[16, 45, 15, 14, 46, 16],
[6, 147, 117, 4, 148, 118],
[6, 73, 45, 14, 74, 46],
[11, 54, 24, 16, 55, 25],
[30, 46, 16, 2, 47, 17],
[8, 132, 106, 4, 133, 107],
[8, 75, 47, 13, 76, 48],
[7, 54, 24, 22, 55, 25],
[22, 45, 15, 13, 46, 16],
[10, 142, 114, 2, 143, 115],
[19, 74, 46, 4, 75, 47],
[28, 50, 22, 6, 51, 23],
[33, 46, 16, 4, 47, 17],
[8, 152, 122, 4, 153, 123],
[22, 73, 45, 3, 74, 46],
[8, 53, 23, 26, 54, 24],
[12, 45, 15, 28, 46, 16],
[3, 147, 117, 10, 148, 118],
[3, 73, 45, 23, 74, 46],
[4, 54, 24, 31, 55, 25],
[11, 45, 15, 31, 46, 16],
[7, 146, 116, 7, 147, 117],
[21, 73, 45, 7, 74, 46],
[1, 53, 23, 37, 54, 24],
[19, 45, 15, 26, 46, 16],
[5, 145, 115, 10, 146, 116],
[19, 75, 47, 10, 76, 48],
[15, 54, 24, 25, 55, 25],
[23, 45, 15, 25, 46, 16],
[13, 145, 115, 3, 146, 116],
[2, 74, 46, 29, 75, 47],
[42, 54, 24, 1, 55, 25],
[23, 45, 15, 28, 46, 16],
[17, 145, 115],
[10, 74, 46, 23, 75, 47],
[10, 54, 24, 35, 55, 25],
[19, 45, 15, 35, 46, 16],
[17, 145, 115, 1, 146, 116],
[14, 74, 46, 21, 75, 47],
[29, 54, 24, 19, 55, 25],
[11, 45, 15, 46, 46, 16],
[13, 145, 115, 6, 146, 116],
[14, 74, 46, 23, 75, 47],
[44, 54, 24, 7, 55, 25],
[59, 46, 16, 1, 47, 17],
[12, 151, 121, 7, 152, 122],
[12, 75, 47, 26, 76, 48],
[39, 54, 24, 14, 55, 25],
[22, 45, 15, 41, 46, 16],
[6, 151, 121, 14, 152, 122],
[6, 75, 47, 34, 76, 48],
[46, 54, 24, 10, 55, 25],
[2, 45, 15, 64, 46, 16],
[17, 152, 122, 4, 153, 123],
[29, 74, 46, 14, 75, 47],
[49, 54, 24, 10, 55, 25],
[24, 45, 15, 46, 46, 16],
[4, 152, 122, 18, 153, 123],
[13, 74, 46, 32, 75, 47],
[48, 54, 24, 14, 55, 25],
[42, 45, 15, 32, 46, 16],
[20, 147, 117, 4, 148, 118],
[40, 75, 47, 7, 76, 48],
[43, 54, 24, 22, 55, 25],
[10, 45, 15, 67, 46, 16],
[19, 148, 118, 6, 149, 119],
[18, 75, 47, 31, 76, 48],
[34, 54, 24, 34, 55, 25],
[20, 45, 15, 61, 46, 16]
]
QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {
var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel)
if (rsBlock == undefined) {
throw new Error(
'bad rs block @ typeNumber:' +
typeNumber +
'/errorCorrectLevel:' +
errorCorrectLevel
)
}
var length = rsBlock.length / 3
var list = []
for (var i = 0; i < length; i++) {
var count = rsBlock[i * 3 + 0]
var totalCount = rsBlock[i * 3 + 1]
var dataCount = rsBlock[i * 3 + 2]
for (var j = 0; j < count; j++) {
list.push(new QRRSBlock(totalCount, dataCount))
}
}
return list
}
QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) {
switch (errorCorrectLevel) {
case QRErrorCorrectLevel.L:
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]
case QRErrorCorrectLevel.M:
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]
case QRErrorCorrectLevel.Q:
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]
case QRErrorCorrectLevel.H:
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]
default:
return undefined
}
}
function QRBitBuffer () {
this.buffer = []
this.length = 0
}
QRBitBuffer.prototype = {
get: function (index) {
var bufIndex = Math.floor(index / 8)
return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1
},
put: function (num, length) {
for (var i = 0; i < length; i++) {
this.putBit(((num >>> (length - i - 1)) & 1) == 1)
}
},
getLengthInBits: function () {
return this.length
},
putBit: function (bit) {
var bufIndex = Math.floor(this.length / 8)
if (this.buffer.length <= bufIndex) {
this.buffer.push(0)
}
if (bit) {
this.buffer[bufIndex] |= 0x80 >>> (this.length % 8)
}
this.length++
}
}
var QRCodeLimitLength = [
[17, 14, 11, 7],
[32, 26, 20, 14],
[53, 42, 32, 24],
[78, 62, 46, 34],
[106, 84, 60, 44],
[134, 106, 74, 58],
[154, 122, 86, 64],
[192, 152, 108, 84],
[230, 180, 130, 98],
[271, 213, 151, 119],
[321, 251, 177, 137],
[367, 287, 203, 155],
[425, 331, 241, 177],
[458, 362, 258, 194],
[520, 412, 292, 220],
[586, 450, 322, 250],
[644, 504, 364, 280],
[718, 560, 394, 310],
[792, 624, 442, 338],
[858, 666, 482, 382],
[929, 711, 509, 403],
[1003, 779, 565, 439],
[1091, 857, 611, 461],
[1171, 911, 661, 511],
[1273, 997, 715, 535],
[1367, 1059, 751, 593],
[1465, 1125, 805, 625],
[1528, 1190, 868, 658],
[1628, 1264, 908, 698],
[1732, 1370, 982, 742],
[1840, 1452, 1030, 790],
[1952, 1538, 1112, 842],
[2068, 1628, 1168, 898],
[2188, 1722, 1228, 958],
[2303, 1809, 1283, 983],
[2431, 1911, 1351, 1051],
[2563, 1989, 1423, 1093],
[2699, 2099, 1499, 1139],
[2809, 2213, 1579, 1219],
[2953, 2331, 1663, 1273]
]
function _isSupportCanvas () {
return typeof CanvasRenderingContext2D !== 'undefined'
}
// android 2.x doesn't support Data-URI spec
function _getAndroid () {
var android = false
var sAgent = navigator.userAgent
if (/android/i.test(sAgent)) {
// android
android = true
var aMat = sAgent.toString().match(/android ([0-9]\.[0-9])/i)
if (aMat && aMat[1]) {
android = parseFloat(aMat[1])
}
}
return android
}
var svgDrawer = (function () {
var Drawing = function (el, htOption) {
this._el = el
this._htOption = htOption
}
Drawing.prototype.draw = function (oQRCode) {
var _htOption = this._htOption
var _el = this._el
var nCount = oQRCode.getModuleCount()
var nWidth = Math.floor(_htOption.width / nCount)
var nHeight = Math.floor(_htOption.height / nCount)
this.clear()
function makeSVG (tag, attrs) {
for (var k in attrs) {
if (attrs.hasOwnProperty(k)) el.setAttribute(k, attrs[k])
}
return el
}
var svg = makeSVG('svg', {
viewBox: '0 0 ' + String(nCount) + ' ' + String(nCount),
width: '100%',
height: '100%',
fill: _htOption.colorLight
})
svg.setAttributeNS(
'xmlns:xlink',
)
_el.appendChild(svg)
svg.appendChild(
makeSVG('rect', {
fill: _htOption.colorLight,
width: '100%',
height: '100%'
})
)
svg.appendChild(
makeSVG('rect', {
fill: _htOption.colorDark,
width: '1',
height: '1',
id: 'template'
})
)
for (var row = 0; row < nCount; row++) {
for (var col = 0; col < nCount; col++) {
if (oQRCode.isDark(row, col)) {
var child = makeSVG('use', { x: String(col), y: String(row) })
child.setAttributeNS(
'href',
'#template'
)
svg.appendChild(child)
}
}
}
}
Drawing.prototype.clear = function () {
while (this._el.hasChildNodes()) this._el.removeChild(this._el.lastChild)
}
return Drawing
})()
var useSVG = document.documentElement.tagName.toLowerCase() === 'svg'
// Drawing in DOM by using Table tag
var Drawing = useSVG
? svgDrawer
: !_isSupportCanvas()
? (function () {
var Drawing = function (el, htOption) {
this._el = el
this._htOption = htOption
}
/**
* Draw the QRCode
*
* @param {QRCode} oQRCode
*/
Drawing.prototype.draw = function (oQRCode) {
var _htOption = this._htOption
var _el = this._el
var nCount = oQRCode.getModuleCount()
var nWidth = Math.floor(_htOption.width / nCount)
var nHeight = Math.floor(_htOption.height / nCount)
var aHTML = ['<table style="border:0;border-collapse:collapse;">']
for (var row = 0; row < nCount; row++) {
aHTML.push('<tr>')
for (var col = 0; col < nCount; col++) {
aHTML.push(
'<td style="border:0;border-collapse:collapse;padding:0;margin:0;width:' +
nWidth +
'px;height:' +
nHeight +
'px;background-color:' +
(oQRCode.isDark(row, col)
? _htOption.colorDark
: _htOption.colorLight) +
';"></td>'
)
}
aHTML.push('</tr>')
}
aHTML.push('</table>')
_el.innerHTML = aHTML.join('')
// Fix the margin values as real size.
var elTable = _el.childNodes[0]
var nLeftMarginTable = (_htOption.width - elTable.offsetWidth) / 2
var nTopMarginTable = (_htOption.height - elTable.offsetHeight) / 2
if (nLeftMarginTable > 0 && nTopMarginTable > 0) {
elTable.style.margin =
nTopMarginTable + 'px ' + nLeftMarginTable + 'px'
}
}
/**
* Clear the QRCode
*/
Drawing.prototype.clear = function () {
this._el.innerHTML = ''
}
return Drawing
})()
: (function () {
// Drawing in Canvas
function _onMakeImage () {
this._elImage.src = this._elCanvas.toDataURL('image/png')
this._elImage.style.display = 'block'
this._elCanvas.style.display = 'none'
}
// Android 2.1 bug workaround
if (this._android && this._android <= 2.1) {
var factor = 1 / window.devicePixelRatio
var drawImage = CanvasRenderingContext2D.prototype.drawImage
CanvasRenderingContext2D.prototype.drawImage = function (
image,
sx,
sy,
sw,
sh,
dx,
dy,
dw,
dh
) {
if ('nodeName' in image && /img/i.test(image.nodeName)) {
for (var i = arguments.length - 1; i >= 1; i--) {
arguments[i] = arguments[i] * factor
}
} else if (typeof dw === 'undefined') {
arguments[1] *= factor
arguments[2] *= factor
arguments[3] *= factor
arguments[4] *= factor
}
drawImage.apply(this, arguments)
}
}
/**
* Check whether the user's browser supports Data URI or not
*
* @private
* @param {Function} fSuccess Occurs if it supports Data URI
* @param {Function} fFail Occurs if it doesn't support Data URI
*/
function _safeSetDataURI (fSuccess, fFail) {
var self = this
self._fFail = fFail
self._fSuccess = fSuccess
// Check it just once
if (self._bSupportDataURI === null) {
var el = document.createElement('img')
var fOnError = function () {
self._bSupportDataURI = false
if (self._fFail) {
self._fFail.call(self)
}
}
var fOnSuccess = function () {
self._bSupportDataURI = true
if (self._fSuccess) {
self._fSuccess.call(self)
}
}
el.onabort = fOnError
el.onerror = fOnError
el.onload = fOnSuccess
el.src =
'data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==' // the Image contains 1px data.
} else if (self._bSupportDataURI === true && self._fSuccess) {
self._fSuccess.call(self)
} else if (self._bSupportDataURI === false && self._fFail) {
self._fFail.call(self)
}
}
/**
* Drawing QRCode by using canvas
*
* @constructor
* @param {HTMLElement} el
* @param {Object} htOption QRCode Options
*/
var Drawing = function (el, htOption) {
this._bIsPainted = false
this._android = _getAndroid()
this._htOption = htOption
this._elCanvas = document.createElement('canvas')
this._elCanvas.width = htOption.width
this._elCanvas.height = htOption.height
el.appendChild(this._elCanvas)
this._el = el
this._oContext = this._elCanvas.getContext('2d')
this._bIsPainted = false
this._elImage = document.createElement('img')
this._elImage.alt = 'Scan me!'
this._elImage.style.display = 'none'
this._el.appendChild(this._elImage)
this._bSupportDataURI = null
}
/**
* Draw the QRCode
*
* @param {QRCode} oQRCode
*/
Drawing.prototype.draw = function (oQRCode) {
var _elImage = this._elImage
var _oContext = this._oContext
var _htOption = this._htOption
var nCount = oQRCode.getModuleCount()
var nWidth = _htOption.width / nCount
var nHeight = _htOption.height / nCount
var nRoundedWidth = Math.round(nWidth)
var nRoundedHeight = Math.round(nHeight)
_elImage.style.display = 'none'
this.clear()
for (var row = 0; row < nCount; row++) {
for (var col = 0; col < nCount; col++) {
var bIsDark = oQRCode.isDark(row, col)
var nLeft = col * nWidth
var nTop = row * nHeight
_oContext.strokeStyle = bIsDark
? _htOption.colorDark
: _htOption.colorLight
_oContext.lineWidth = 1
_oContext.fillStyle = bIsDark
? _htOption.colorDark
: _htOption.colorLight
_oContext.fillRect(nLeft, nTop, nWidth, nHeight)
// 안티 앨리어싱 방지 처리
_oContext.strokeRect(
Math.floor(nLeft) + 0.5,
Math.floor(nTop) + 0.5,
nRoundedWidth,
nRoundedHeight
)
_oContext.strokeRect(
Math.ceil(nLeft) - 0.5,
Math.ceil(nTop) - 0.5,
nRoundedWidth,
nRoundedHeight
)
}
}
this._bIsPainted = true
}
/**
* Make the image from Canvas if the browser supports Data URI.
*/
Drawing.prototype.makeImage = function () {
if (this._bIsPainted) {
_safeSetDataURI.call(this, _onMakeImage)
}
}
/**
* Return whether the QRCode is painted or not
*
* @return {Boolean}
*/
Drawing.prototype.isPainted = function () {
return this._bIsPainted
}
/**
* Clear the QRCode
*/
Drawing.prototype.clear = function () {
this._oContext.clearRect(
0,
0,
this._elCanvas.width,
this._elCanvas.height
)
this._bIsPainted = false
}
/**
* @private
* @param {Number} nNumber
*/
Drawing.prototype.round = function (nNumber) {
if (!nNumber) {
return nNumber
}
return Math.floor(nNumber * 1000) / 1000
}
return Drawing
})()
/**
* Get the type by string length
*
* @private
* @param {String} sText
* @param {Number} nCorrectLevel
* @return {Number} type
*/
function _getTypeNumber (sText, nCorrectLevel) {
var nType = 1
var length = _getUTF8Length(sText)
for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {
var nLimit = 0
switch (nCorrectLevel) {
case QRErrorCorrectLevel.L:
nLimit = QRCodeLimitLength[i][0]
break
case QRErrorCorrectLevel.M:
nLimit = QRCodeLimitLength[i][1]
break
case QRErrorCorrectLevel.Q:
nLimit = QRCodeLimitLength[i][2]
break
case QRErrorCorrectLevel.H:
nLimit = QRCodeLimitLength[i][3]
break
}
if (length <= nLimit) {
break
} else {
nType++
}
}
if (nType > QRCodeLimitLength.length) {
throw new Error('Too long data')
}
return nType
}
function _getUTF8Length (sText) {
var replacedText = encodeURI(sText)
.toString()
.replace(/\%[0-9a-fA-F]{2}/g, 'a')
return replacedText.length + (replacedText.length != sText ? 3 : 0)
}
/**
* @class QRCode
* @constructor
* @example
*
* @example
* var oQRCode = new QRCode("test", {
* width : 128,
* height : 128
* });
*
* oQRCode.clear(); // Clear the QRCode.
*
* @param {HTMLElement|String} el target element or 'id' attribute of element.
* @param {Object|String} vOption
* @param {String} vOption.text QRCode link data
* @param {Number} [vOption.width=256]
* @param {Number} [vOption.height=256]
* @param {String} [vOption.colorDark="#000000"]
* @param {String} [vOption.colorLight="#ffffff"]
* @param {QRCode.CorrectLevel} [vOption.correctLevel=QRCode.CorrectLevel.H] [L|M|Q|H]
*/
QRCode = function (el, vOption) {
this._htOption = {
width: 256,
height: 256,
typeNumber: 4,
colorDark: '#000000',
colorLight: '#ffffff',
correctLevel: QRErrorCorrectLevel.H
}
if (typeof vOption === 'string') {
vOption = {
text: vOption
}
}
// Overwrites options
if (vOption) {
for (var i in vOption) {
this._htOption[i] = vOption[i]
}
}
if (typeof el === 'string') {
el = document.getElementById(el)
}
if (this._htOption.useSVG) {
Drawing = svgDrawer
}
this._android = _getAndroid()
this._el = el
this._oQRCode = null
this._oDrawing = new Drawing(this._el, this._htOption)
if (this._htOption.text) {
this.makeCode(this._htOption.text)
}
}
/**
* Make the QRCode
*
* @param {String} sText link data
*/
QRCode.prototype.makeCode = function (sText) {
this._oQRCode = new QRCodeModel(
_getTypeNumber(sText, this._htOption.correctLevel),
this._htOption.correctLevel
)
this._oQRCode.addData(sText)
this._oQRCode.make()
this._el.title = sText
this._oDrawing.draw(this._oQRCode)
this.makeImage()
}
/**
* Make the Image from Canvas element
* - It occurs automatically
* - Android below 3 doesn't support Data-URI spec.
*
* @private
*/
QRCode.prototype.makeImage = function () {
if (
typeof this._oDrawing.makeImage === 'function' &&
(!this._android || this._android >= 3)
) {
this._oDrawing.makeImage()
}
}
/**
* Clear the QRCode
*/
QRCode.prototype.clear = function () {
this._oDrawing.clear()
}
/**
* @name QRCode.CorrectLevel
*/
QRCode.CorrectLevel = QRErrorCorrectLevel
})()