vue2.0 引用qrcode.js實現獲取改變二維碼的樣式

vue代碼

<template><div class="qart"><div id="qrcode" ref="qrcode"></div><input type="text" id="getval" value="" placeholder="修改這個值改變二維碼"></div>
</template><script>export default {data() {return {}},created() {},mounted() {this._getQart()},methods: {_getQart: function() {if(this.i==false){var qrcode = new QRCode(document.getElementById("qrcode"), {width : 200,//設置寬高  height : 200});document.getElementById("getval").onkeyup =function(){qrcode.makeCode(document.getElementById("getval").value);};qrcode.makeCode(document.getElementById("getval").value);}this.i = true;},}}</script><style>#qrcode{height: 200px;width: 200px;margin: auto;}
</style>

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qrcode.js代碼

/*** @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://www.d-project.com/" target="_blank">http://www.d-project.com/</a>* @see <a href="http://jeromeetienne.github.com/jquery-qrcode/" target="_blank">http://jeromeetienne.github.com/jquery-qrcode/</a>*/!(function () {
//---------------------------------------------------------------------
// QRCode for JavaScript
//
// Copyright (c) 2009 Kazuhiko Arase
//
// URL: http://www.d-project.com/
//
// Licensed under the MIT license:
//   http://www.opensource.org/licenses/mit-license.php
//
// The word "QR Code" is registered trademark of
// DENSO WAVE INCORPORATED
//   http://www.denso-wave.com/qrcode/faqpatent-e.html
//
//---------------------------------------------------------------------function QR8bitByte(data) {this.mode = QRMode.MODE_8BIT_BYTE;this.data = data;this.parsedData = [];// Added to support UTF-8 Charactersfor (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((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;}}}}}},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(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);}}}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 specfunction _getAndroid() {var android = false;var sAgent = navigator.userAgent;if (/android/i.test(sAgent)) { // androidandroid = true;var aMat = sAgent.toString().match(/android ([0-9]\.[0-9])/i);if (aMat && aMat[1]) {android = parseFloat(aMat[1]);}}return android;}var svgDrawer = (function() {var Drawing = function (el, htOption) {this._el = el;this._htOption = htOption;};Drawing.prototype.draw = function (oQRCode) {var _htOption = this._htOption;var _el = this._el;var nCount = oQRCode.getModuleCount();var nWidth = Math.floor(_htOption.width / nCount);var nHeight = Math.floor(_htOption.height / nCount);this.clear();function makeSVG(tag, attrs) {var el = document.createElementNS('http://www.w3.org/2000/svg', tag);for (var k in attrs)if (attrs.hasOwnProperty(k)) el.setAttribute(k, attrs[k]);return el;}var svg = makeSVG("svg" , {'viewBox': '0 0 ' + String(nCount) + " " + String(nCount), 'width': '100%', 'height': '100%', 'fill': _htOption.colorLight});svg.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:xlink", "http://www.w3.org/1999/xlink");_el.appendChild(svg);svg.appendChild(makeSVG("rect", {"fill": _htOption.colorLight, "width": "100%", "height": "100%"}));svg.appendChild(makeSVG("rect", {"fill": _htOption.colorDark, "width": "1", "height": "1", "id": "template"}));for (var row = 0; row < nCount; row++) {for (var col = 0; col < nCount; col++) {if (oQRCode.isDark(row, col)) {var child = makeSVG("use", {"x": String(col), "y": String(row)});child.setAttributeNS("http://www.w3.org/1999/xlink", "href", "#template")svg.appendChild(child);}}}};Drawing.prototype.clear = function () {while (this._el.hasChildNodes())this._el.removeChild(this._el.lastChild);};return Drawing;})();var useSVG = document.documentElement.tagName.toLowerCase() === "svg";// Drawing in DOM by using Table tagvar 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 Canvasfunction _onMakeImage() {this._elImage.src = this._elCanvas.toDataURL("image/png");this._elImage.style.display = "block";this._elCanvas.style.display = "none";}// Android 2.1 bug workaround
// http://code.google.com/p/android/issues/detail?id=5141if (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 onceif (self._bSupportDataURI === null) {var el = document.createElement("img");var fOnError = function() {self._bSupportDataURI = false;if (self._fFail) {self._fFail.call(self);}};var fOnSuccess = function() {self._bSupportDataURI = true;if (self._fSuccess) {self._fSuccess.call(self);}};el.onabort = fOnError;el.onerror = fOnError;el.onload = fOnSuccess;el.src = "data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="; // the Image contains 1px data.return;} else if (self._bSupportDataURI === true && self._fSuccess) {self._fSuccess.call(self);} else if (self._bSupportDataURI === false && self._fFail) {self._fFail.call(self);}};/*** Drawing QRCode by using canvas** @constructor* @param {HTMLElement} el* @param {Object} htOption QRCode Options*/var Drawing = function (el, htOption) {this._bIsPainted = false;this._android = _getAndroid();this._htOption = htOption;this._elCanvas = document.createElement("canvas");this._elCanvas.width = htOption.width;this._elCanvas.height = htOption.height;el.appendChild(this._elCanvas);this._el = el;this._oContext = this._elCanvas.getContext("2d");this._bIsPainted = false;this._elImage = document.createElement("img");this._elImage.alt = "Scan me!";this._elImage.style.display = "none";this._el.appendChild(this._elImage);this._bSupportDataURI = null;};/*** Draw the QRCode** @param {QRCode} oQRCode*/Drawing.prototype.draw = function (oQRCode) {var _elImage = this._elImage;var _oContext = this._oContext;var _htOption = this._htOption;var nCount = oQRCode.getModuleCount();var nWidth = _htOption.width / nCount;var nHeight = _htOption.height / nCount;var nRoundedWidth = Math.round(nWidth);var nRoundedHeight = Math.round(nHeight);_elImage.style.display = "none";this.clear();for (var row = 0; row < nCount; row++) {for (var col = 0; col < nCount; col++) {var bIsDark = oQRCode.isDark(row, col);var nLeft = col * nWidth;var nTop = row * nHeight;_oContext.strokeStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;_oContext.lineWidth = 1;_oContext.fillStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;_oContext.fillRect(nLeft, nTop, nWidth, nHeight);// ?? ???? ?? ??_oContext.strokeRect(Math.floor(nLeft) + 0.5,Math.floor(nTop) + 0.5,nRoundedWidth,nRoundedHeight);_oContext.strokeRect(Math.ceil(nLeft) - 0.5,Math.ceil(nTop) - 0.5,nRoundedWidth,nRoundedHeight);}}this._bIsPainted = true;};/*** Make the image from Canvas if the browser supports Data URI.*/Drawing.prototype.makeImage = function () {if (this._bIsPainted) {_safeSetDataURI.call(this, _onMakeImage);}};/*** Return whether the QRCode is painted or not** @return {Boolean}*/Drawing.prototype.isPainted = function () {return this._bIsPainted;};/*** Clear the QRCode*/Drawing.prototype.clear = function () {this._oContext.clearRect(0, 0, this._elCanvas.width, this._elCanvas.height);this._bIsPainted = false;};/*** @private* @param {Number} nNumber*/Drawing.prototype.round = function (nNumber) {if (!nNumber) {return nNumber;}return Math.floor(nNumber * 1000) / 1000;};return Drawing;})();/*** Get the type by string length** @private* @param {String} sText* @param {Number} nCorrectLevel* @return {Number} type*/function _getTypeNumber(sText, nCorrectLevel) {var nType = 1;var length = _getUTF8Length(sText);for (var i = 0, len = QRCodeLimitLength.length; i <= len; i++) {var nLimit = 0;switch (nCorrectLevel) {case QRErrorCorrectLevel.L :nLimit = QRCodeLimitLength[i][0];break;case QRErrorCorrectLevel.M :nLimit = QRCodeLimitLength[i][1];break;case QRErrorCorrectLevel.Q :nLimit = QRCodeLimitLength[i][2];break;case QRErrorCorrectLevel.H :nLimit = QRCodeLimitLength[i][3];break;}if (length <= nLimit) {break;} else {nType++;}}if (nType > QRCodeLimitLength.length) {throw new Error("Too long data");}return nType;}function _getUTF8Length(sText) {var replacedText = encodeURI(sText).toString().replace(/\%[0-9a-fA-F]{2}/g, 'a');return replacedText.length + (replacedText.length != sText ? 3 : 0);}/*** @class QRCode* @constructor* @example* new QRCode(document.getElementById("test"), "http://jindo.dev.naver.com/collie");** @example* var oQRCode = new QRCode("test", {
*    text : "http://naver.com",
*    width : 128,
*    height : 128
* });** oQRCode.clear(); // Clear the QRCode.* oQRCode.makeCode("http://map.naver.com"); // Re-create the QRCode.** @param {HTMLElement|String} el target element or 'id' attribute of element.* @param {Object|String} vOption* @param {String} vOption.text QRCode link data* @param {Number} [vOption.width=256]* @param {Number} [vOption.height=256]* @param {String} [vOption.colorDark="#000000"]* @param {String} [vOption.colorLight="#ffffff"]* @param {QRCode.CorrectLevel} [vOption.correctLevel=QRCode.CorrectLevel.H] [L|M|Q|H]*/QRCode = function (el, vOption) {this._htOption = {width : 256,height : 256,typeNumber : 4,colorDark : "#000000",colorLight : "#ffffff",correctLevel : QRErrorCorrectLevel.H};if (typeof vOption === 'string') {vOption = {text : vOption};}// Overwrites optionsif (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;if (typeof define === 'function') {define(function() {return QRCode;});} else if (typeof exports !== 'undefined') {module.exports = QRCode;} else {this.QRCode = QRCode;}
}());

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