1 line
15 KiB
JavaScript
1 line
15 KiB
JavaScript
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function QR8bitByte(t){this.mode=QRMode.MODE_8BIT_BYTE,this.data=t}function QRCode(t,e){this.typeNumber=t,this.errorCorrectLevel=e,this.modules=null,this.moduleCount=0,this.dataCache=null,this.dataList=new Array}QR8bitByte.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)}},QRCode.prototype={addData:function(t){t=new QR8bitByte(t);this.dataList.push(t),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){for(var t=1,t=1;t<40;t++){for(var e=QRRSBlock.getRSBlocks(t,this.errorCorrectLevel),r=new QRBitBuffer,o=0,n=0;n<e.length;n++)o+=e[n].dataCount;for(n=0;n<this.dataList.length;n++){var i=this.dataList[n];r.put(i.mode,4),r.put(i.getLength(),QRUtil.getLengthInBits(i.mode,t)),i.write(r)}if(r.getLengthInBits()<=8*o)break}this.typeNumber=t}this.makeImpl(!1,this.getBestMaskPattern())},makeImpl:function(t,e){this.moduleCount=4*this.typeNumber+17,this.modules=new Array(this.moduleCount);for(var r=0;r<this.moduleCount;r++){this.modules[r]=new Array(this.moduleCount);for(var o=0;o<this.moduleCount;o++)this.modules[r][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,e),7<=this.typeNumber&&this.setupTypeNumber(t),null==this.dataCache&&(this.dataCache=QRCode.createData(this.typeNumber,this.errorCorrectLevel,this.dataList)),this.mapData(this.dataCache,e)},setupPositionProbePattern:function(t,e){for(var r=-1;r<=7;r++)if(!(t+r<=-1||this.moduleCount<=t+r))for(var o=-1;o<=7;o++)e+o<=-1||this.moduleCount<=e+o||(this.modules[t+r][e+o]=0<=r&&r<=6&&(0==o||6==o)||0<=o&&o<=6&&(0==r||6==r)||2<=r&&r<=4&&2<=o&&o<=4)},getBestMaskPattern:function(){for(var t=0,e=0,r=0;r<8;r++){this.makeImpl(!0,r);var o=QRUtil.getLostPoint(this);(0==r||o<t)&&(t=o,e=r)}return e},createMovieClip:function(t,e,r){var o=t.createEmptyMovieClip(e,r);this.make();for(var n=0;n<this.modules.length;n++)for(var i=+n,a=0;a<this.modules[n].length;a++){var s=+a;this.modules[n][a]&&(o.beginFill(0,100),o.moveTo(s,i),o.lineTo(1+s,i),o.lineTo(1+s,1+i),o.lineTo(s,1+i),o.endFill())}return o},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=QRUtil.getPatternPosition(this.typeNumber),e=0;e<t.length;e++)for(var r=0;r<t.length;r++){var o=t[e],n=t[r];if(null==this.modules[o][n])for(var i=-2;i<=2;i++)for(var a=-2;a<=2;a++)this.modules[o+i][n+a]=-2==i||2==i||-2==a||2==a||0==i&&0==a}},setupTypeNumber:function(t){for(var e=QRUtil.getBCHTypeNumber(this.typeNumber),r=0;r<18;r++){var o=!t&&1==(e>>r&1);this.modules[Math.floor(r/3)][r%3+this.moduleCount-8-3]=o}for(r=0;r<18;r++){o=!t&&1==(e>>r&1);this.modules[r%3+this.moduleCount-8-3][Math.floor(r/3)]=o}},setupTypeInfo:function(t,e){for(var e=this.errorCorrectLevel<<3|e,r=QRUtil.getBCHTypeInfo(e),o=0;o<15;o++){var n=!t&&1==(r>>o&1);o<6?this.modules[o][8]=n:o<8?this.modules[o+1][8]=n:this.modules[this.moduleCount-15+o][8]=n}for(o=0;o<15;o++){n=!t&&1==(r>>o&1);o<8?this.modules[8][this.moduleCount-o-1]=n:o<9?this.modules[8][15-o-1+1]=n:this.modules[8][15-o-1]=n}this.modules[this.moduleCount-8][8]=!t},mapData:function(t,e){for(var r=-1,o=this.moduleCount-1,n=7,i=0,a=this.moduleCount-1;0<a;a-=2)for(6==a&&a--;;){for(var s,u=0;u<2;u++){null==this.modules[o][a-u]&&(s=!1,i<t.length&&(s=1==(t[i]>>>n&1)),QRUtil.getMask(e,o,a-u)&&(s=!s),this.modules[o][a-u]=s,-1==--n&&(i++,n=7))}if((o+=r)<0||this.moduleCount<=o){o-=r,r=-r;break}}}},QRCode.PAD0=236,QRCode.PAD1=17,QRCode.createData=function(t,e,r){for(var o=QRRSBlock.getRSBlocks(t,e),n=new QRBitBuffer,i=0;i<r.length;i++){var a=r[i];n.put(a.mode,4),n.put(a.ge
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