jquery-qrcode/jquery.qrcode.min.js

(function(v){v.fn.qrcode=function(o){function w(a){this.mode=n.MODE_8BIT_BYTE;this.data=a}function p(a,c){this.typeNumber=a;this.errorCorrectLevel=c;this.modules=null;this.moduleCount=0;this.dataCache=null;this.dataList=[]}function t(a,c){if(a.length==undefined)throw Error(a.length+"/"+c);for(var d=0;d<a.length&&a[d]==0;)d++;this.num=Array(a.length-d+c);for(var b=0;b<a.length-d;b++)this.num[b]=a[b+d]}function q(a,c){this.totalCount=a;this.dataCount=c}function x(){this.buffer=[];this.length=0}w.prototype=
{getLength:function(){return this.data.length},write:function(a){for(var c=0;c<this.data.length;c++)a.put(this.data.charCodeAt(c),8)}};p.prototype={addData:function(a){this.dataList.push(new w(a));this.dataCache=null},isDark:function(a,c){if(a<0||this.moduleCount<=a||c<0||this.moduleCount<=c)throw Error(a+","+c);return this.modules[a][c]},getModuleCount:function(){return this.moduleCount},make:function(){this.makeImpl(false,this.getBestMaskPattern())},makeImpl:function(a,c){this.moduleCount=this.typeNumber*
4+17;this.modules=Array(this.moduleCount);for(var d=0;d<this.moduleCount;d++){this.modules[d]=Array(this.moduleCount);for(var b=0;b<this.moduleCount;b++)this.modules[d][b]=null}this.setupPositionProbePattern(0,0);this.setupPositionProbePattern(this.moduleCount-7,0);this.setupPositionProbePattern(0,this.moduleCount-7);this.setupPositionAdjustPattern();this.setupTimingPattern();this.setupTypeInfo(a,c);this.typeNumber>=7&&this.setupTypeNumber(a);if(this.dataCache==null)this.dataCache=p.createData(this.typeNumber,
this.errorCorrectLevel,this.dataList);this.mapData(this.dataCache,c)},setupPositionProbePattern:function(a,c){for(var d=-1;d<=7;d++)if(!(a+d<=-1||this.moduleCount<=a+d))for(var b=-1;b<=7;b++)c+b<=-1||this.moduleCount<=c+b||(this.modules[a+d][c+b]=0<=d&&d<=6&&(b==0||b==6)||0<=b&&b<=6&&(d==0||d==6)||2<=d&&d<=4&&2<=b&&b<=4?true:false)},getBestMaskPattern:function(){for(var a=0,c=0,d=0;d<8;d++){this.makeImpl(true,d);var b=k.getLostPoint(this);if(d==0||a>b){a=b;c=d}}return c},createMovieClip:function(a,
c,d){a=a.createEmptyMovieClip(c,d);this.make();for(c=0;c<this.modules.length;c++){d=c*1;for(var b=0;b<this.modules[c].length;b++){var e=b*1;if(this.modules[c][b]){a.beginFill(0,100);a.moveTo(e,d);a.lineTo(e+1,d);a.lineTo(e+1,d+1);a.lineTo(e,d+1);a.endFill()}}}return a},setupTimingPattern:function(){for(var a=8;a<this.moduleCount-8;a++)if(this.modules[a][6]==null)this.modules[a][6]=a%2==0;for(a=8;a<this.moduleCount-8;a++)if(this.modules[6][a]==null)this.modules[6][a]=a%2==0},setupPositionAdjustPattern:function(){for(var a=
k.getPatternPosition(this.typeNumber),c=0;c<a.length;c++)for(var d=0;d<a.length;d++){var b=a[c],e=a[d];if(this.modules[b][e]==null)for(var f=-2;f<=2;f++)for(var h=-2;h<=2;h++)this.modules[b+f][e+h]=f==-2||f==2||h==-2||h==2||f==0&&h==0?true:false}},setupTypeNumber:function(a){for(var c=k.getBCHTypeNumber(this.typeNumber),d=0;d<18;d++){var b=!a&&(c>>d&1)==1;this.modules[Math.floor(d/3)][d%3+this.moduleCount-8-3]=b}for(d=0;d<18;d++){b=!a&&(c>>d&1)==1;this.modules[d%3+this.moduleCount-8-3][Math.floor(d/
3)]=b}},setupTypeInfo:function(a,c){for(var d=k.getBCHTypeInfo(this.errorCorrectLevel<<3|c),b=0;b<15;b++){var e=!a&&(d>>b&1)==1;if(b<6)this.modules[b][8]=e;else if(b<8)this.modules[b+1][8]=e;else this.modules[this.moduleCount-15+b][8]=e}for(b=0;b<15;b++){e=!a&&(d>>b&1)==1;if(b<8)this.modules[8][this.moduleCount-b-1]=e;else if(b<9)this.modules[8][15-b-1+1]=e;else this.modules[8][15-b-1]=e}this.modules[this.moduleCount-8][8]=!a},mapData:function(a,c){for(var d=-1,b=this.moduleCount-1,e=7,f=0,h=this.moduleCount-
1;h>0;h-=2)for(h==6&&h--;;){for(var g=0;g<2;g++)if(this.modules[b][h-g]==null){var j=false;if(f<a.length)j=(a[f]>>>e&1)==1;if(k.getMask(c,b,h-g))j=!j;this.modules[b][h-g]=j;e--;if(e==-1){f++;e=7}}b+=d;if(b<0||this.moduleCount<=b){b-=d;d=-d;break}}}};p.PAD0=236;p.PAD1=17;p.createData=function(a,c,d){c=q.getRSBlocks(a,c);for(var b=new x,e=0;e<d.length;e++){var f=d[e];b.put(f.mode,4);b.put(f.getLength(),k.getLengthInBits(f.mode,a));f.write(b)}for(e=a=0;e<c.length;e++)a+=c[e].dataCount;if(b.getLengthInBits()>
a*8)throw Error("code length overflow. ("+b.getLengthInBits()+">"+a*8+")");for(b.getLengthInBits()+4<=a*8&&b.put(0,4);b.getLengthInBits()%8!=0;)b.putBit(false);for(;;){if(b.getLengthInBits()>=a*8)break;b.put(p.PAD0,8);if(b.getLengthInBits()>=a*8)break;b.put(p.PAD1,8)}return p.createBytes(b,c)};p.createBytes=function(a,c){for(var d=0,b=0,e=0,f=Array(c.length),h=Array(c.length),g=0;g<c.length;g++){var j=c[g].dataCount,r=c[g].totalCount-j;b=Math.max(b,j);e=Math.max(e,r);f[g]=Array(j);for(var i=0;i<f[g].length;i++)f[g][i]=
255&a.buffer[i+d];d+=j;i=k.getErrorCorrectPolynomial(r);j=(new t(f[g],i.getLength()-1)).mod(i);h[g]=Array(i.getLength()-1);for(i=0;i<h[g].length;i++){r=i+j.getLength()-h[g].length;h[g][i]=r>=0?j.get(r):0}}for(i=g=0;i<c.length;i++)g+=c[i].totalCount;d=Array(g);for(i=j=0;i<b;i++)for(g=0;g<c.length;g++)if(i<f[g].length)d[j++]=f[g][i];for(i=0;i<e;i++)for(g=0;g<c.length;g++)if(i<h[g].length)d[j++]=h[g][i];return d};for(var n={MODE_NUMBER:1,MODE_ALPHA_NUM:2,MODE_8BIT_BYTE:4,MODE_KANJI:8},u={L:1,M:0,Q:3,
H:2},s={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7},k={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(a){for(var c=a<<10;k.getBCHDigit(c)-k.getBCHDigit(k.G15)>=0;)c^=k.G15<<k.getBCHDigit(c)-k.getBCHDigit(k.G15);return(a<<10|c)^k.G15_MASK},getBCHTypeNumber:function(a){for(var c=a<<12;k.getBCHDigit(c)-
k.getBCHDigit(k.G18)>=0;)c^=k.G18<<k.getBCHDigit(c)-k.getBCHDigit(k.G18);return a<<12|c},getBCHDigit:function(a){for(var c=0;a!=0;){c++;a>>>=1}return c},getPatternPosition:function(a){return k.PATTERN_POSITION_TABLE[a-1]},getMask:function(a,c,d){switch(a){case s.PATTERN000:return(c+d)%2==0;case s.PATTERN001:return c%2==0;case s.PATTERN010:return d%3==0;case s.PATTERN011:return(c+d)%3==0;case s.PATTERN100:return(Math.floor(c/2)+Math.floor(d/3))%2==0;case s.PATTERN101:return c*d%2+c*d%3==0;case s.PATTERN110:return(c*
d%2+c*d%3)%2==0;case s.PATTERN111:return(c*d%3+(c+d)%2)%2==0;default:throw Error("bad maskPattern:"+a);}},getErrorCorrectPolynomial:function(a){for(var c=new t([1],0),d=0;d<a;d++)c=c.multiply(new t([1,l.gexp(d)],0));return c},getLengthInBits:function(a,c){if(1<=c&&c<10)switch(a){case n.MODE_NUMBER:return 10;case n.MODE_ALPHA_NUM:return 9;case n.MODE_8BIT_BYTE:return 8;case n.MODE_KANJI:return 8;default:throw Error("mode:"+a);}else if(c<27)switch(a){case n.MODE_NUMBER:return 12;case n.MODE_ALPHA_NUM:return 11;
case n.MODE_8BIT_BYTE:return 16;case n.MODE_KANJI:return 10;default:throw Error("mode:"+a);}else if(c<41)switch(a){case n.MODE_NUMBER:return 14;case n.MODE_ALPHA_NUM:return 13;case n.MODE_8BIT_BYTE:return 16;case n.MODE_KANJI:return 12;default:throw Error("mode:"+a);}else throw Error("type:"+c);},getLostPoint:function(a){for(var c=a.getModuleCount(),d=0,b=0;b<c;b++)for(var e=0;e<c;e++){for(var f=0,h=a.isDark(b,e),g=-1;g<=1;g++)if(!(b+g<0||c<=b+g))for(var j=-1;j<=1;j++)e+j<0||c<=e+j||g==0&&j==0||h==
a.isDark(b+g,e+j)&&f++;if(f>5)d+=3+f-5}for(b=0;b<c-1;b++)for(e=0;e<c-1;e++){f=0;a.isDark(b,e)&&f++;a.isDark(b+1,e)&&f++;a.isDark(b,e+1)&&f++;a.isDark(b+1,e+1)&&f++;if(f==0||f==4)d+=3}for(b=0;b<c;b++)for(e=0;e<c-6;e++)if(a.isDark(b,e)&&!a.isDark(b,e+1)&&a.isDark(b,e+2)&&a.isDark(b,e+3)&&a.isDark(b,e+4)&&!a.isDark(b,e+5)&&a.isDark(b,e+6))d+=40;for(e=0;e<c;e++)for(b=0;b<c-6;b++)if(a.isDark(b,e)&&!a.isDark(b+1,e)&&a.isDark(b+2,e)&&a.isDark(b+3,e)&&a.isDark(b+4,e)&&!a.isDark(b+5,e)&&a.isDark(b+6,e))d+=
40;for(e=f=0;e<c;e++)for(b=0;b<c;b++)a.isDark(b,e)&&f++;d+=Math.abs(100*f/c/c-50)/5*10;return d}},l={glog:function(a){if(a<1)throw Error("glog("+a+")");return l.LOG_TABLE[a]},gexp:function(a){for(;a<0;)a+=255;for(;a>=256;)a-=255;return l.EXP_TABLE[a]},EXP_TABLE:Array(256),LOG_TABLE:Array(256)},m=0;m<8;m++)l.EXP_TABLE[m]=1<<m;for(m=8;m<256;m++)l.EXP_TABLE[m]=l.EXP_TABLE[m-4]^l.EXP_TABLE[m-5]^l.EXP_TABLE[m-6]^l.EXP_TABLE[m-8];for(m=0;m<255;m++)l.LOG_TABLE[l.EXP_TABLE[m]]=m;t.prototype={get:function(a){return this.num[a]},
getLength:function(){return this.num.length},multiply:function(a){for(var c=Array(this.getLength()+a.getLength()-1),d=0;d<this.getLength();d++)for(var b=0;b<a.getLength();b++)c[d+b]^=l.gexp(l.glog(this.get(d))+l.glog(a.get(b)));return new t(c,0)},mod:function(a){if(this.getLength()-a.getLength()<0)return this;for(var c=l.glog(this.get(0))-l.glog(a.get(0)),d=Array(this.getLength()),b=0;b<this.getLength();b++)d[b]=this.get(b);for(b=0;b<a.getLength();b++)d[b]^=l.gexp(l.glog(a.get(b))+c);return(new t(d,
0)).mod(a)}};q.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]];q.getRSBlocks=function(a,c){var d=q.getRsBlockTable(a,c);if(d==undefined)throw Error("bad rs block @ typeNumber:"+a+"/errorCorrectLevel:"+c);for(var b=d.length/3,e=[],f=0;f<b;f++)for(var h=d[f*3+0],g=d[f*3+1],j=d[f*3+2],r=0;r<h;r++)e.push(new q(g,j));return e};q.getRsBlockTable=function(a,c){switch(c){case u.L:return q.RS_BLOCK_TABLE[(a-1)*4+0];case u.M:return q.RS_BLOCK_TABLE[(a-1)*4+1];case u.Q:return q.RS_BLOCK_TABLE[(a-1)*4+2];case u.H:return q.RS_BLOCK_TABLE[(a-
1)*4+3];default:return}};x.prototype={get:function(a){return(this.buffer[Math.floor(a/8)]>>>7-a%8&1)==1},put:function(a,c){for(var d=0;d<c;d++)this.putBit((a>>>c-d-1&1)==1)},getLengthInBits:function(){return this.length},putBit:function(a){var c=Math.floor(this.length/8);this.buffer.length<=c&&this.buffer.push(0);if(a)this.buffer[c]|=128>>>this.length%8;this.length++}};if(typeof o==="string")o={text:o};o=v.extend({},{width:256,height:256,typeNumber:4,correctLevel:u.H},o);return this.each(function(){var a=
new p(o.typeNumber,o.correctLevel);a.addData(o.text);a.make();var c=document.createElement("canvas");c.width=o.width;c.height=o.height;for(var d=c.getContext("2d"),b=o.width/a.getModuleCount(),e=o.height/a.getModuleCount(),f=0;f<a.getModuleCount();f++)for(var h=0;h<a.getModuleCount();h++){d.fillStyle=a.isDark(f,h)?"#000000":"#ffffff";d.fillRect(h*b,f*e,b,e)}jQuery(c).appendTo(this)})}})(jQuery);