2016-03-11 17:42:34 +00:00
|
|
|
function QR8bitByte(a){this.mode=QRMode.MODE_8BIT_BYTE,this.data=a}function QRCode(a,b){this.typeNumber=a,this.errorCorrectLevel=b,this.modules=null,this.moduleCount=0,this.dataCache=null,this.dataList=new Array}function QRPolynomial(a,b){if(void 0==a.length)throw new Error(a.length+"/"+b);for(var c=0;c<a.length&&0==a[c];)c++;this.num=new Array(a.length-c+b);for(var d=0;d<a.length-c;d++)this.num[d]=a[d+c]}function QRRSBlock(a,b){this.totalCount=a,this.dataCount=b}function QRBitBuffer(){this.buffer=new Array,this.length=0}QR8bitByte.prototype={getLength:function(a){return this.data.length},write:function(a){for(var b=0;b<this.data.length;b++)a.put(this.data.charCodeAt(b),8)}},QRCode.prototype={addData:function(a){var b=new QR8bitByte(a);this.dataList.push(b),this.dataCache=null},isDark:function(a,b){if(0>a||this.moduleCount<=a||0>b||this.moduleCount<=b)throw new Error(a+","+b);return this.modules[a][b]},getModuleCount:function(){return this.moduleCount},make:function(){if(this.typeNumber<1){var a=1;for(a=1;40>a;a++){for(var b=QRRSBlock.getRSBlocks(a,this.errorCorrectLevel),c=new QRBitBuffer,d=0,e=0;e<b.length;e++)d+=b[e].dataCount;for(var e=0;e<this.dataList.length;e++){var f=this.dataList[e];c.put(f.mode,4),c.put(f.getLength(),QRUtil.getLengthInBits(f.mode,a)),f.write(c)}if(c.getLengthInBits()<=8*d)break}this.typeNumber=a}this.makeImpl(!1,this.getBestMaskPattern())},makeImpl:function(a,b){this.moduleCount=4*this.typeNumber+17,this.modules=new Array(this.moduleCount);for(var c=0;c<this.moduleCount;c++){this.modules[c]=new Array(this.moduleCount);for(var d=0;d<this.moduleCount;d++)this.modules[c][d]=null}this.setupPositionProbePattern(0,0),this.setupPositionProbePattern(this.moduleCount-7,0),this.setupPositionProbePattern(0,this.moduleCount-7),this.setupPositionAdjustPattern(),this.setupTimingPattern(),this.setupTypeInfo(a,b),this.typeNumber>=7&&this.setupTypeNumber(a),null==this.dataCache&&(this.dataCache=QRCode.createData(this.typeNumber,this.errorCorrectLevel,this.dataList)),this.mapData(this.dataCache,b)},setupPositionProbePattern:function(a,b){for(var c=-1;7>=c;c++)if(!(-1>=a+c||this.moduleCount<=a+c))for(var d=-1;7>=d;d++)-1>=b+d||this.moduleCount<=b+d||(c>=0&&6>=c&&(0==d||6==d)||d>=0&&6>=d&&(0==c||6==c)||c>=2&&4>=c&&d>=2&&4>=d?this.modules[a+c][b+d]=!0:this.modules[a+c][b+d]=!1)},getBestMaskPattern:function(){for(var a=0,b=0,c=0;8>c;c++){this.makeImpl(!0,c);var d=QRUtil.getLostPoint(this);(0==c||a>d)&&(a=d,b=c)}return b},createMovieClip:function(a,b,c){var d=a.createEmptyMovieClip(b,c),e=1;this.make();for(var f=0;f<this.modules.length;f++)for(var g=f*e,h=0;h<this.modules[f].length;h++){var i=h*e,j=this.modules[f][h];j&&(d.beginFill(0,100),d.moveTo(i,g),d.lineTo(i+e,g),d.lineTo(i+e,g+e),d.lineTo(i,g+e),d.endFill())}return d},setupTimingPattern:function(){for(var a=8;a<this.moduleCount-8;a++)null==this.modules[a][6]&&(this.modules[a][6]=a%2==0);for(var b=8;b<this.moduleCount-8;b++)null==this.modules[6][b]&&(this.modules[6][b]=b%2==0)},setupPositionAdjustPattern:function(){for(var a=QRUtil.getPatternPosition(this.typeNumber),b=0;b<a.length;b++)for(var c=0;c<a.length;c++){var d=a[b],e=a[c];if(null==this.modules[d][e])for(var f=-2;2>=f;f++)for(var g=-2;2>=g;g++)-2==f||2==f||-2==g||2==g||0==f&&0==g?this.modules[d+f][e+g]=!0:this.modules[d+f][e+g]=!1}},setupTypeNumber:function(a){for(var b=QRUtil.getBCHTypeNumber(this.typeNumber),c=0;18>c;c++){var d=!a&&1==(b>>c&1);this.modules[Math.floor(c/3)][c%3+this.moduleCount-8-3]=d}for(var c=0;18>c;c++){var d=!a&&1==(b>>c&1);this.modules[c%3+this.moduleCount-8-3][Math.floor(c/3)]=d}},setupTypeInfo:function(a,b){for(var c=this.errorCorrectLevel<<3|b,d=QRUtil.getBCHTypeInfo(c),e=0;15>e;e++){var f=!a&&1==(d>>e&1);6>e?this.modules[e][8]=f:8>e?this.modules[e+1][8]=f:this.modules[this.moduleCount-15+e][8]=f}for(var e=0;15>e;e++){var f=!a&&1==(d>>e&1);8>e?this.modules[8][this.moduleCount-e-1]=f:9>e?this.modules[8][15-e-1+1]=f:this.modules[8][15-e-1]=f}this.modules[this.moduleCount-8][8]=!a},mapData:function(a,b){for(var c=-1,d=this.moduleCount-1,e=7,f=0,g=this.moduleCount-1;g>0;g-=2)for(6
|
