6 lines
14 KiB
JavaScript
6 lines
14 KiB
JavaScript
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/**
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* weapp.qrcode.js v0.8.0 (https://github.com/yingye/weapp-qrcode#readme)
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*/
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!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.drawQrcode=e()}(this,function(){"use strict";function t(t){this.mode=r.MODE_8BIT_BYTE,this.data=t}function e(t,e){this.typeNumber=t,this.errorCorrectLevel=e,this.modules=null,this.moduleCount=0,this.dataCache=null,this.dataList=new Array}t.prototype={getLength:function(t){return this.data.length},write:function(t){for(var e=0;e<this.data.length;e++)t.put(this.data.charCodeAt(e),8)}},e.prototype={addData:function(e){var r=new t(e);this.dataList.push(r),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]},getModuleCount:function(){return this.moduleCount},make:function(){if(this.typeNumber<1){var t=1;for(t=1;t<40;t++){for(var e=v.getRSBlocks(t,this.errorCorrectLevel),r=new C,n=0,o=0;o<e.length;o++)n+=e[o].dataCount;for(o=0;o<this.dataList.length;o++){var i=this.dataList[o];r.put(i.mode,4),r.put(i.getLength(),g.getLengthInBits(i.mode,t)),i.write(r)}if(r.getLengthInBits()<=8*n)break}this.typeNumber=t}this.makeImpl(!1,this.getBestMaskPattern())},makeImpl:function(t,r){this.moduleCount=4*this.typeNumber+17,this.modules=new Array(this.moduleCount);for(var n=0;n<this.moduleCount;n++){this.modules[n]=new Array(this.moduleCount);for(var o=0;o<this.moduleCount;o++)this.modules[n][o]=null}this.setupPositionProbePattern(0,0),this.setupPositionProbePattern(this.moduleCount-7,0),this.setupPositionProbePattern(0,this.moduleCount-7),this.setupPositionAdjustPattern(),this.setupTimingPattern(),this.setupTypeInfo(t,r),this.typeNumber>=7&&this.setupTypeNumber(t),null==this.dataCache&&(this.dataCache=e.createData(this.typeNumber,this.errorCorrectLevel,this.dataList)),this.mapData(this.dataCache,r)},setupPositionProbePattern:function(t,e){for(var r=-1;r<=7;r++)if(!(t+r<=-1||this.moduleCount<=t+r))for(var n=-1;n<=7;n++)e+n<=-1||this.moduleCount<=e+n||(this.modules[t+r][e+n]=0<=r&&r<=6&&(0==n||6==n)||0<=n&&n<=6&&(0==r||6==r)||2<=r&&r<=4&&2<=n&&n<=4)},getBestMaskPattern:function(){for(var t=0,e=0,r=0;r<8;r++){this.makeImpl(!0,r);var n=g.getLostPoint(this);(0==r||t>n)&&(t=n,e=r)}return e},createMovieClip:function(t,e,r){var n=t.createEmptyMovieClip(e,r);this.make();for(var o=0;o<this.modules.length;o++)for(var i=1*o,a=0;a<this.modules[o].length;a++){var s=1*a;this.modules[o][a]&&(n.beginFill(0,100),n.moveTo(s,i),n.lineTo(s+1,i),n.lineTo(s+1,i+1),n.lineTo(s,i+1),n.endFill())}return n},setupTimingPattern:function(){for(var t=8;t<this.moduleCount-8;t++)null==this.modules[t][6]&&(this.modules[t][6]=t%2==0);for(var e=8;e<this.moduleCount-8;e++)null==this.modules[6][e]&&(this.modules[6][e]=e%2==0)},setupPositionAdjustPattern:function(){for(var t=g.getPatternPosition(this.typeNumber),e=0;e<t.length;e++)for(var r=0;r<t.length;r++){var n=t[e],o=t[r];if(null==this.modules[n][o])for(var i=-2;i<=2;i++)for(var a=-2;a<=2;a++)this.modules[n+i][o+a]=-2==i||2==i||-2==a||2==a||0==i&&0==a}},setupTypeNumber:function(t){for(var e=g.getBCHTypeNumber(this.typeNumber),r=0;r<18;r++){var n=!t&&1==(e>>r&1);this.modules[Math.floor(r/3)][r%3+this.moduleCount-8-3]=n}for(r=0;r<18;r++){n=!t&&1==(e>>r&1);this.modules[r%3+this.moduleCount-8-3][Math.floor(r/3)]=n}},setupTypeInfo:function(t,e){for(var r=this.errorCorrectLevel<<3|e,n=g.getBCHTypeInfo(r),o=0;o<15;o++){var i=!t&&1==(n>>o&1);o<6?this.modules[o][8]=i:o<8?this.modules[o+1][8]=i:this.modules[this.moduleCount-15+o][8]=i}for(o=0;o<15;o++){i=!t&&1==(n>>o&1);o<8?this.modules[8][this.moduleCount-o-1]=i:o<9?this.modules[8][15-o-1+1]=i:this.modules[8][15-o-1]=i}this.modules[this.moduleCount-8][8]=!t},mapData:function(t,e){for(var r=-1,n=this.moduleCount-1,o=7,i=0,a=this.moduleCount-1;a>0;a-=2)for(6==a&&a--;;){for(var s=0;s<2;s++)if(null==this.modules[n][a-s]){var u=!1;i<t.length&&(u=1==(t[i]>>>o&1)),g.getMask(e,n,a-s)&&(u=!u),this.modules[n][a-s]=u,-1==--o&&(i++,o=7)}if((n+=r)<0||this.moduleCount<=n){n-=r,r=-r;break}}}},e.PAD0=236,e.PAD1=17,e.createData=function(t,r,n){for(var o=v.getRSBlocks(t,r),i=n
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