index.min.js

/**
 * EasyQRCodeJS-NodeJS
 *
 * NodeJS QRCode generator. Save image to file. Support Dot style, Logo, Background image, Colorful, Title, etc.(Running without DOM on server side)
 *
 * Version 3.5.4
 *
 * @author [ inthinkcolor@gmail.com ]
 *
 * @see https://github.com/ushelp/EasyQRCodeJS-NodeJS
 * @see http://www.easyproject.cn/easyqrcodejs/tryit.html
 * @see https://github.com/ushelp/EasyQRCodeJS
 *
 * Copyright 2017 Ray, EasyProject
 * Released under the MIT license
 *
 * [Node.js]
 *
 */
"use strict";function QR8bitByte(t){this.mode=QRMode.MODE_8BIT_BYTE,this.data=t,this.parsedData=[];for(var e=0,o=this.data.length;e<o;e++){var i=[],r=this.data.charCodeAt(e);r>65536?(i[0]=240|(1835008&r)>>>18,i[1]=128|(258048&r)>>>12,i[2]=128|(4032&r)>>>6,i[3]=128|63&r):r>2048?(i[0]=224|(61440&r)>>>12,i[1]=128|(4032&r)>>>6,i[2]=128|63&r):r>128?(i[0]=192|(1984&r)>>>6,i[1]=128|63&r):i[0]=r,this.parsedData.push(i)}this.parsedData=Array.prototype.concat.apply([],this.parsedData),this.parsedData.length!=this.data.length&&(this.parsedData.unshift(191),this.parsedData.unshift(187),this.parsedData.unshift(239))}function QRCodeModel(t,e){this.typeNumber=t,this.errorCorrectLevel=e,this.modules=null,this.moduleCount=0,this.dataCache=null,this.dataList=[]}function QRPolynomial(t,e){if(void 0==t.length)throw new Error(t.length+"/"+e);for(var o=0;o<t.length&&0==t[o];)o++;this.num=new Array(t.length-o+e);for(var i=0;i<t.length-o;i++)this.num[i]=t[i+o]}function QRRSBlock(t,e){this.totalCount=t,this.dataCount=e}function QRBitBuffer(){this.buffer=[],this.length=0}function _getTypeNumber(t,e){for(var o=e.correctLevel,i=1,r=_getUTF8Length(t),n=0,a=QRCodeLimitLength.length;n<=a;n++){var s=0;switch(o){case QRErrorCorrectLevel.L:s=QRCodeLimitLength[n][0];break;case QRErrorCorrectLevel.M:s=QRCodeLimitLength[n][1];break;case QRErrorCorrectLevel.Q:s=QRCodeLimitLength[n][2];break;case QRErrorCorrectLevel.H:s=QRCodeLimitLength[n][3]}if(r<=s)break;i++}if(i>QRCodeLimitLength.length)throw new Error("Too long data");return 0!=e.version&&(i<=e.version?(i=e.version,e.runVersion=i):(console.warn("QR Code version "+e.version+" too small, run version use "+i),e.runVersion=i)),i}function _getUTF8Length(t){var e=encodeURI(t).toString().replace(/\%[0-9a-fA-F]{2}/g,"a");return e.length+(e.length!=t?3:0)}function QRCode(t){if(this._htOption={width:256,height:256,typeNumber:4,colorDark:"#000000",colorLight:"#ffffff",correctLevel:QRErrorCorrectLevel.H,dotScale:1,quietZone:0,quietZoneColor:"transparent",title:"",titleFont:"bold 16px Arial",titleColor:"#000000",titleBackgroundColor:"#ffffff",titleHeight:0,titleTop:30,subTitle:"",subTitleFont:"14px Arial",subTitleColor:"#4F4F4F",subTitleTop:60,logo:void 0,logoWidth:void 0,logoHeight:void 0,logoBackgroundColor:"#ffffff",logoBackgroundTransparent:!1,PO:void 0,PI:void 0,PO_TL:void 0,PI_TL:void 0,PO_TR:void 0,PI_TR:void 0,PO_BL:void 0,PI_BL:void 0,AO:void 0,AI:void 0,timing:void 0,timing_H:void 0,timing_V:void 0,backgroundImage:void 0,backgroundImageAlpha:1,autoColor:!1,onRenderingStart:void 0,format:"PNG",compressionLevel:6,quality:.75,version:0},"string"==typeof t&&(t={text:t}),t)for(var e in t)this._htOption[e]=t[e];(this._htOption.version<0||this._htOption.version>40)&&(console.warn("QR Code version '"+this._htOption.version+"' is invalidate, reset to 0"),this._htOption.version=0),this._htOption.format=this._htOption.format.toUpperCase(),"PNG"!=this._htOption.format&&"JPG"!=this._htOption.format&&(console.warn("Image format '"+this._htOption.format+"' is invalidate, reset to 'PNG'"),this._htOption.format="PNG"),"PNG"==this._htOption.format&&(this._htOption.compressionLevel<0||this._htOption.compressionLevel>9)?(console.warn(this._htOption.compressionLevel+" is invalidate, PNG compressionLevel must between 0 and 9, now reset to 6. "),this._htOption.compressionLevel=1):(this._htOption.quality<0||this._htOption.quality>1)&&(console.warn(this._htOption.quality+" is invalidate, JPG quality must between 0 and 1, now reset to 0.75. "),this._htOption.quality=.75),(this._htOption.dotScale<0||this._htOption.dotScale>1)&&(console.warn(this._htOption.dotScale+" , is invalidate, dotScale must greater than 0, less than or equal to 1, now reset to 1. "),this._htOption.dotScale=1),(this._htOption.backgroundImageAlpha<0||this._htOption.backgroundImageAlpha>1)&&(console.warn(this._htOption.backgroundImageAlpha+" , is invalidate, backgroundImageAlpha must between 0 and 1, now reset to 1. "),this._htOption.backgroundImageAlpha=1),this._htOption.height=this._htOption.height+this._htOption.titleHeight,this._oQRCode=null,this._oQRCode=new QRCodeModel(_getTypeNumber(this._htOption.text,this._htOption),this._htOption.correctLevel),this._oQRCode.addData(this._htOption.text),this._oQRCode.make()}var _require=require("canvas"),createCanvas=_require.createCanvas,loadImage=_require.loadImage,Image=_require.Image,fs=require("fs");QR8bitByte.prototype={getLength:function(t){return this.parsedData.length},write:function(t){for(var e=0,o=this.parsedData.length;e<o;e++)t.put(this.parsedData[e],8)}},QRCodeModel.prototype={addData:function(t){var e=new QR8bitByte(t);this.dataList.push(e),this.dataCache=null},isDark:function(t,e){if(t<0||this.moduleCount<=t||e<0||this.moduleCount<=e)throw new Error(t+","+e);return this.modules[t][e][0]},getEye:function(t,e){if(t<0||this.moduleCount<=t||e<0||this.moduleCount<=e)throw new Error(t+","+e);var o=this.modules[t][e];if(o[1]){var i="P"+o[1]+"_"+o[2];return"A"==o[2]&&(i="A"+o[1]),{isDarkBlock:o[0],type:i}}return null},getModuleCount:function(){return this.moduleCount},make:function(){this.makeImpl(!1,this.getBestMaskPattern())},makeImpl:function(t,e){this.moduleCount=4*this.typeNumber+17,this.modules=new Array(this.moduleCount);for(var o=0;o<this.moduleCount;o++){this.modules[o]=new Array(this.moduleCount);for(var i=0;i<this.moduleCount;i++)this.modules[o][i]=[]}this.setupPositionProbePattern(0,0,"TL"),this.setupPositionProbePattern(this.moduleCount-7,0,"BL"),this.setupPositionProbePattern(0,this.moduleCount-7,"TR"),this.setupPositionAdjustPattern("A"),this.setupTimingPattern(),this.setupTypeInfo(t,e),this.typeNumber>=7&&this.setupTypeNumber(t),null==this.dataCache&&(this.dataCache=QRCodeModel.createData(this.typeNumber,this.errorCorrectLevel,this.dataList)),this.mapData(this.dataCache,e)},setupPositionProbePattern:function(t,e,o){for(var i=-1;i<=7;i++)if(!(t+i<=-1||this.moduleCount<=t+i))for(var r=-1;r<=7;r++)e+r<=-1||this.moduleCount<=e+r||(0<=i&&i<=6&&(0==r||6==r)||0<=r&&r<=6&&(0==i||6==i)||2<=i&&i<=4&&2<=r&&r<=4?(this.modules[t+i][e+r][0]=!0,this.modules[t+i][e+r][2]=o,this.modules[t+i][e+r][1]=-0==i||-0==r||6==i||6==r?"O":"I"):this.modules[t+i][e+r][0]=!1)},getBestMaskPattern:function(){for(var t=0,e=0,o=0;o<8;o++){this.makeImpl(!0,o);var i=QRUtil.getLostPoint(this);(0==o||t>i)&&(t=i,e=o)}return e},createMovieClip:function(t,e,o){var i=t.createEmptyMovieClip(e,o);this.make();for(var r=0;r<this.modules.length;r++)for(var n=1*r,a=0;a<this.modules[r].length;a++){var s=1*a,h=this.modules[r][a][0];h&&(i.beginFill(0,100),i.moveTo(s,n),i.lineTo(s+1,n),i.lineTo(s+1,n+1),i.lineTo(s,n+1),i.endFill())}return i},setupTimingPattern:function(){for(var t=8;t<this.moduleCount-8;t++)null==this.modules[t][6][0]&&(this.modules[t][6][0]=t%2==0);for(var e=8;e<this.moduleCount-8;e++)null==this.modules[6][e][0]&&(this.modules[6][e][0]=e%2==0)},setupPositionAdjustPattern:function(t){for(var e=QRUtil.getPatternPosition(this.typeNumber),o=0;o<e.length;o++)for(var i=0;i<e.length;i++){var r=e[o],n=e[i];if(null==this.modules[r][n][0])for(var a=-2;a<=2;a++)for(var s=-2;s<=2;s++)-2==a||2==a||-2==s||2==s||0==a&&0==s?(this.modules[r+a][n+s][0]=!0,this.modules[r+a][n+s][2]=t,this.modules[r+a][n+s][1]=-2==a||-2==s||2==a||2==s?"O":"I"):this.modules[r+a][n+s][0]=!1}},setupTypeNumber:function(t){for(var e=QRUtil.getBCHTypeNumber(this.typeNumber),o=0;o<18;o++){var i=!t&&1==(e>>o&1);this.modules[Math.floor(o/3)][o%3+this.moduleCount-8-3][0]=i}for(var o=0;o<18;o++){var i=!t&&1==(e>>o&1);this.modules[o%3+this.moduleCount-8-3][Math.floor(o/3)][0]=i}},setupTypeInfo:function(t,e){for(var o=this.errorCorrectLevel<<3|e,i=QRUtil.getBCHTypeInfo(o),r=0;r<15;r++){var n=!t&&1==(i>>r&1);r<6?this.modules[r][8][0]=n:r<8?this.modules[r+1][8][0]=n:this.modules[this.moduleCount-15+r][8][0]=n}for(var r=0;r<15;r++){var n=!t&&1==(i>>r&1);r<8?this.modules[8][this.moduleCount-r-1][0]=n:r<9?this.modules[8][15-r-1+1][0]=n:this.modules[8][15-r-1][0]=n}this.modules[this.moduleCount-8][8][0]=!t},mapData:function(t,e){for(var o=-1,i=this.moduleCount-1,r=7,n=0,a=this.moduleCount-1;a>0;a-=2)for(6==a&&a--;;){for(var s=0;s<2;s++)if(null==this.modules[i][a-s][0]){var h=!1;n<t.length&&(h=1==(t[n]>>>r&1));var l=QRUtil.getMask(e,i,a-s);l&&(h=!h),this.modules[i][a-s][0]=h,r--,-1==r&&(n++,r=7)}if((i+=o)<0||this.moduleCount<=i){i-=o,o=-o;break}}}},QRCodeModel.PAD0=236,QRCodeModel.PAD1=17,QRCodeModel.createData=function(t,e,o){for(var i=QRRSBlock.getRSBlocks(t,e),r=new QRBitBuffer,n=0;n<o.length;n++){var a=o[n];r.put(a.mode,4),r.put(a.getLength(),QRUtil.getLengthInBits(a.mode,t)),a.write(r)}for(var s=0,n=0;n<i.length;n++)s+=i[n].dataCount;if(r.getLengthInBits()>8*s)throw new Error("code length overflow. ("+r.getLengthInBits()+">"+8*s+")");for(r.getLengthInBits()+4<=8*s&&r.put(0,4);r.getLengthInBits()%8!=0;)r.putBit(!1);for(;;){if(r.getLengthInBits()>=8*s)break;if(r.put(QRCodeModel.PAD0,8),r.getLengthInBits()>=8*s)break;r.put(QRCodeModel.PAD1,8)}return QRCodeModel.createBytes(r,i)},QRCodeModel.createBytes=function(t,e){for(var o=0,i=0,r=0,n=new Array(e.length),a=new Array(e.length),s=0;s<e.length;s++){var h=e[s].dataCount,l=e[s].totalCount-h;i=Math.max(i,h),r=Math.max(r,l),n[s]=new Array(h);for(var u=0;u<n[s].length;u++)n[s][u]=255&t.buffer[u+o];o+=h;var g=QRUtil.getErrorCorrectPolynomial(l),d=new QRPolynomial(n[s],g.getLength()-1),f=d.mod(g);a[s]=new Array(g.getLength()-1);for(var u=0;u<a[s].length;u++){var c=u+f.getLength()-a[s].length;a[s][u]=c>=0?f.get(c):0}}for(var v=0,u=0;u<e.length;u++)v+=e[u].totalCount;for(var p=new Array(v),R=0,u=0;u<i;u++)for(var s=0;s<e.length;s++)u<n[s].length&&(p[R++]=n[s][u]);for(var u=0;u<r;u++)for(var s=0;s<e.length;s++)u<a[s].length&&(p[R++]=a[s][u]);return p};for(var QRMode={MODE_NUMBER:1,MODE_ALPHA_NUM:2,MODE_8BIT_BYTE:4,MODE_KANJI:8},QRErrorCorrectLevel={L:1,M:0,Q:3,H:2},QRMaskPattern={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7},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]],G15:1335,G18:7973,G15_MASK:21522,getBCHTypeInfo:function(t){for(var e=t<<10;QRUtil.getBCHDigit(e)-QRUtil.getBCHDigit(QRUtil.G15)>=0;)e^=QRUtil.G15<<QRUtil.getBCHDigit(e)-QRUtil.getBCHDigit(QRUtil.G15);return(t<<10|e)^QRUtil.G15_MASK},getBCHTypeNumber:function(t){for(var e=t<<12;QRUtil.getBCHDigit(e)-QRUtil.getBCHDigit(QRUtil.G18)>=0;)e^=QRUtil.G18<<QRUtil.getBCHDigit(e)-QRUtil.getBCHDigit(QRUtil.G18);return t<<12|e},getBCHDigit:function(t){for(var e=0;0!=t;)e++,t>>>=1;return e},getPatternPosition:function(t){return QRUtil.PATTERN_POSITION_TABLE[t-1]},getMask:function(t,e,o){switch(t){case QRMaskPattern.PATTERN000:return(e+o)%2==0;case QRMaskPattern.PATTERN001:return e%2==0;case QRMaskPattern.PATTERN010:return o%3==0;case QRMaskPattern.PATTERN011:return(e+o)%3==0;case QRMaskPattern.PATTERN100:return(Math.floor(e/2)+Math.floor(o/3))%2==0;case QRMaskPattern.PATTERN101:return e*o%2+e*o%3==0;case QRMaskPattern.PATTERN110:return(e*o%2+e*o%3)%2==0;case QRMaskPattern.PATTERN111:return(e*o%3+(e+o)%2)%2==0;default:throw new Error("bad maskPattern:"+t)}},getErrorCorrectPolynomial:function(t){for(var e=new QRPolynomial([1],0),o=0;o<t;o++)e=e.multiply(new QRPolynomial([1,QRMath.gexp(o)],0));return e},getLengthInBits:function(t,e){if(1<=e&&e<10)switch(t){case QRMode.MODE_NUMBER:return 10;case QRMode.MODE_ALPHA_NUM:return 9;case QRMode.MODE_8BIT_BYTE:case QRMode.MODE_KANJI:return 8;default:throw new Error("mode:"+t)}else if(e<27)switch(t){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:"+t)}else{if(!(e<41))throw new Error("type:"+e);switch(t){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:"+t)}}},getLostPoint:function(t){for(var e=t.getModuleCount(),o=0,i=0;i<e;i++)for(var r=0;r<e;r++){for(var n=0,a=t.isDark(i,r),s=-1;s<=1;s++)if(!(i+s<0||e<=i+s))for(var h=-1;h<=1;h++)r+h<0||e<=r+h||0==s&&0==h||a==t.isDark(i+s,r+h)&&n++;n>5&&(o+=3+n-5)}for(var i=0;i<e-1;i++)for(var r=0;r<e-1;r++){var l=0;t.isDark(i,r)&&l++,t.isDark(i+1,r)&&l++,t.isDark(i,r+1)&&l++,t.isDark(i+1,r+1)&&l++,0!=l&&4!=l||(o+=3)}for(var i=0;i<e;i++)for(var r=0;r<e-6;r++)t.isDark(i,r)&&!t.isDark(i,r+1)&&t.isDark(i,r+2)&&t.isDark(i,r+3)&&t.isDark(i,r+4)&&!t.isDark(i,r+5)&&t.isDark(i,r+6)&&(o+=40);for(var r=0;r<e;r++)for(var i=0;i<e-6;i++)t.isDark(i,r)&&!t.isDark(i+1,r)&&t.isDark(i+2,r)&&t.isDark(i+3,r)&&t.isDark(i+4,r)&&!t.isDark(i+5,r)&&t.isDark(i+6,r)&&(o+=40);for(var u=0,r=0;r<e;r++)for(var i=0;i<e;i++)t.isDark(i,r)&&u++;return o+=Math.abs(100*u/e/e-50)/5*10}},QRMath={glog:function(t){if(t<1)throw new Error("glog("+t+")");return QRMath.LOG_TABLE[t]},gexp:function(t){for(;t<0;)t+=255;for(;t>=256;)t-=255;return QRMath.EXP_TABLE[t]},EXP_TABLE:new Array(256),LOG_TABLE:new Array(256)},i=0;i<8;i++)QRMath.EXP_TABLE[i]=1<<i;for(var i=8;i<256;i++)QRMath.EXP_TABLE[i]=QRMath.EXP_TABLE[i-4]^QRMath.EXP_TABLE[i-5]^QRMath.EXP_TABLE[i-6]^QRMath.EXP_TABLE[i-8];for(var i=0;i<255;i++)QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]]=i;QRPolynomial.prototype={get:function(t){return this.num[t]},getLength:function(){return this.num.length},multiply:function(t){for(var e=new Array(this.getLength()+t.getLength()-1),o=0;o<this.getLength();o++)for(var i=0;i<t.getLength();i++)e[o+i]^=QRMath.gexp(QRMath.glog(this.get(o))+QRMath.glog(t.get(i)));return new QRPolynomial(e,0)},mod:function(t){if(this.getLength()-t.getLength()<0)return this;for(var e=QRMath.glog(this.get(0))-QRMath.glog(t.get(0)),o=new Array(this.getLength()),i=0;i<this.getLength();i++)o[i]=this.get(i);for(var i=0;i<t.getLength();i++)o[i]^=QRMath.gexp(QRMath.glog(t.get(i))+e);return new QRPolynomial(o,0).mod(t)}},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(t,e){var o=QRRSBlock.getRsBlockTable(t,e);if(void 0==o)throw new Error("bad rs block @ typeNumber:"+t+"/errorCorrectLevel:"+e);for(var i=o.length/3,r=[],n=0;n<i;n++)for(var a=o[3*n+0],s=o[3*n+1],h=o[3*n+2],l=0;l<a;l++)r.push(new QRRSBlock(s,h));return r},QRRSBlock.getRsBlockTable=function(t,e){switch(e){case QRErrorCorrectLevel.L:return QRRSBlock.RS_BLOCK_TABLE[4*(t-1)+0];case QRErrorCorrectLevel.M:return QRRSBlock.RS_BLOCK_TABLE[4*(t-1)+1];case QRErrorCorrectLevel.Q:return QRRSBlock.RS_BLOCK_TABLE[4*(t-1)+2];case QRErrorCorrectLevel.H:return QRRSBlock.RS_BLOCK_TABLE[4*(t-1)+3];default:return}},QRBitBuffer.prototype={get:function(t){var e=Math.floor(t/8);return 1==(this.buffer[e]>>>7-t%8&1)},put:function(t,e){for(var o=0;o<e;o++)this.putBit(1==(t>>>e-o-1&1))},getLengthInBits:function(){return this.length},putBit:function(t){var e=Math.floor(this.length/8);this.buffer.length<=e&&this.buffer.push(0),t&&(this.buffer[e]|=128>>>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]],Drawing=function(t){this._bIsPainted=!1,this._htOption=t,this._canvas=createCanvas(200,200),this._oContext=this._canvas.getContext("2d"),this._oContext.patternQuality="best",this._oContext.quality="best",this._oContext.textDrawingMode="path",this._oContext.antialias="gray",this._bSupportDataURI=null};Drawing.prototype.draw=function(t){function e(){i.lineWidth=0,i.fillStyle=r.quietZoneColor,i.fillRect(0,0,u._canvas.width,r.quietZone),i.fillRect(0,r.quietZone,r.quietZone,u._canvas.height-2*r.quietZone),i.fillRect(u._canvas.width-r.quietZone,r.quietZone,r.quietZone,u._canvas.height-2*r.quietZone),i.fillRect(0,u._canvas.height-r.quietZone,u._canvas.width,r.quietZone)}function o(t){for(var o=0;o<n;o++)for(var g=0;g<n;g++){var d=g*a+r.quietZone,f=o*s+r.quietZone,c=t.isDark(o,g),v=t.getEye(o,g);if(v){c=v.isDarkBlock;var p=v.type,R=r[p]||r[p.substring(0,2)]||r.colorDark;i.lineWidth=0,i.strokeStyle=c?R:r.colorLight,i.fillStyle=c?R:r.colorLight,i.fillRect(d,r.titleHeight+f,a,s)}else{i.lineWidth=0,i.strokeStyle=c?r.colorDark:r.colorLight,i.fillStyle=c?r.colorDark:r.colorLight;var m=r.dotScale;if(6==o){m=1;var _=r.timing_H||r.timing||r.colorDark;i.fillStyle=c?_:r.colorLight,i.strokeStyle=i.fillStyle,i.fillRect(d+a*(1-m)/2,r.titleHeight+f+s*(1-m)/2,a*m,s*m)}else if(6==g){m=1;var C=r.timing_V||r.timing||r.colorDark;i.fillStyle=c?C:r.colorLight,i.strokeStyle=i.fillStyle,i.fillRect(d+a*(1-m)/2,r.titleHeight+f+s*(1-m)/2,a*m,s*m)}else r.backgroundImage?(r.autoColor?(i.strokeStyle=c?h:l,i.fillStyle=c?h:l):(i.fillStyle=c?r.colorDark:r.colorLight,i.strokeStyle=i.fillStyle),i.fillRect(d+a*(1-m)/2,r.titleHeight+f+s*(1-m)/2,a*m,s*m)):(i.strokeStyle=i.fillStyle,i.fillRect(d+a*(1-m)/2,r.titleHeight+f+s*(1-m)/2,a*m,s*m))}1==r.dotScale||v||(i.strokeStyle=r.colorLight)}if(r.title&&(i.fillStyle=r.titleBackgroundColor,i.fillRect(0,0,u._canvas.width,r.titleHeight+this._htOption.quietZone),i.font=r.titleFont,i.fillStyle=r.titleColor,i.textAlign="center",i.fillText(r.title,u._canvas.width/2,this._htOption.quietZone+this._htOption.titleTop)),r.subTitle&&(i.font=r.subTitleFont,i.fillStyle=r.subTitleColor,i.fillText(r.subTitle,u._canvas.width/2,this._htOption.quietZone+this._htOption.subTitleTop)),r.logo){var Q=function(){var t=Math.round(r.width/3.5),o=Math.round(r.height/3.5);t!=o&&(t=o),r.logoWidth&&(t=Math.round(r.logoWidth)),r.logoHeight&&(o=Math.round(r.logoHeight)),r.logoBackgroundTransparent||(i.fillStyle=r.logoBackgroundColor,i.fillRect((r.width+2*r.quietZone-t)/2,(r.height+r.titleHeight+2*r.quietZone-o)/2,t,t)),i.drawImage(L,(r.width+2*r.quietZone-t)/2,(r.height+r.titleHeight+2*r.quietZone-o)/2,t,o),T._bIsPainted=!0,r.quietZone>0&&r.quietZoneColor&&e(),T.makeImage()},L=new Image;L.src=r.logo;var T=this;if(L.onload=function(){Q()},L.onerror=function(t){console.error(t)},L.complete)return L.onload=null,void Q()}else this._bIsPainted=!0,r.quietZone>0&&r.quietZoneColor&&e(),this.makeImage()}var i=this._oContext,r=this._htOption;r.title||r.subTitle||(r.height-=r.titleHeight,r.titleHeight=0);var n=t.getModuleCount(),a=Math.round(r.width/n),s=Math.round((r.height-r.titleHeight)/n);r.quietZone=Math.round(r.quietZone),this._htOption.width=a*n,this._htOption.height=s*n+r.titleHeight,this._canvas.width=this._htOption.width+2*this._htOption.quietZone,this._canvas.height=this._htOption.height+2*this._htOption.quietZone;var h="rgba(0, 0, 0, .6)",l="rgba(255, 255, 255, .7)";"JPG"==r.format?("transparent"==r.quietZoneColor&&(r.quietZoneColor="#ffffff"),r.logoBackgroundTransparent=!1,h=r.colorDark,l=r.colorLight,r.colorLight,i.fillStyle="#ffffff",i.fillRect(0,0,this._canvas.width,this._canvas.height)):(i.lineWidth=0,i.fillStyle=this._htOption.colorLight,i.fillRect(0,0,this._canvas.width,this._canvas.height));var u=this;if(r.backgroundImage){var g=new Image;g.onload=function(){i.globalAlpha=1,i.globalAlpha=r.backgroundImageAlpha,i.drawImage(g,0,r.titleHeight,r.width+2*r.quietZone,r.height+2*r.quietZone-r.titleHeight),i.globalAlpha=1,o.call(u,t)},g.src=r.backgroundImage}else o.call(u,t)},Drawing.prototype.makeImage=function(){var t=this.makeOptions,e=this;if("FILE"==t.makeType){this._htOption.onRenderingStart&&this._htOption.onRenderingStart(this._htOption);var o=fs.createWriteStream(t.path),i=void 0;i="PNG"==this._htOption.format?this._canvas.createPNGStream({compressionLevel:this._htOption.compressionLevel}):this._canvas.createJPEGStream({quality:this._htOption.quality}),i.pipe(o),o.on("finish",function(){e.resolve({})})}else"URL"==t.makeType&&(this._htOption.onRenderingStart&&this._htOption.onRenderingStart(this._htOption),"PNG"==this._htOption.format?this._canvas.toDataURL(function(t,o){e.resolve(o)}):this._canvas.toDataURL("image/jpeg",function(t,o){e.resolve(o)}))},Drawing.prototype.isPainted=function(){return this._bIsPainted},Drawing.prototype.round=function(t){return t?Math.floor(1e3*t)/1e3:t},QRCode.prototype.saveImage=function(t){var e={makeType:"FILE",path:null};t=Object.assign(e,t);var o=new Drawing(this._htOption);o.makeOptions=t;try{var i=this;return new Promise(function(t){o.resolve=t,o.draw(i._oQRCode)})}catch(t){console.error(t)}},QRCode.prototype.toDataURL=function(t){var e={makeType:"URL"},o=new Drawing(this._htOption);o.makeOptions=e;try{var i=this;return new Promise(function(t){o.resolve=t,o.draw(i._oQRCode)})}catch(t){console.error(t)}},QRCode.CorrectLevel=QRErrorCorrectLevel,module.exports=QRCode;