/*
The MIT License (MIT)

Copyright (c) 2014 Scott Laufer

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

QR Code is registered trademark of DENSO WAVE INCORPORATED.
*/
function QR__apush(e,t){for(var n=0;n<t.length;n++){e[e.length]=t[n]}}function QR__apushr(e,t,n,r){for(var i=n;i<n+r;i++){e[e.length]=t[i]}}function QR__ba2b(e){var t="";for(var n=0;n<e.length;n++){t=t+(e[n]?"1":"0")}return t}function QR__ba2b_s(e){var t="";for(var n=0;n<e.length;n++){t+=e[n]?"1":"0";if(n%8==7){t+=" "}}return t}function QR__b2ba(e){var t=[];for(var n=0;n<e.length;n++){if(e.charAt(n)=="1"){t[t.length]=true}else if(e.charAt(n)=="0"){t[t.length]=false}}return t}function QR__i2ba(e,t){var n=[];var r=1;for(var i=t-1;i>=0;i--){n[i]=e&r?true:false;r=r<<1}return n}function QR__pi2ba(e,t,n){var r=1;var i=e.length;for(var s=e.length+n-1;s>=i;s--){e[s]=t&r?true:false;r=r<<1}}function QR__ba2i(e,t,n){var r=0;for(var i=t;i<t+n;i++){r=r<<1;if(e[i]){r=r|1}}return r}function QR__indexOf(e,t){if(typeof e.indexOf==="undefined"){for(var n=0;n<e.length;n++){if(e[n]===t){return n}}return-1}return e.indexOf(t)}function QR__randomInt(e,t){return Math.floor(Math.random()*(t-e+1))+e}function drawQRToCanvas(e,t,n,r,i){if(typeof QR__TempCanvas==="undefined"){QR__TempCanvas=document.createElement("canvas");QR__TempCanvasContext=QR__TempCanvas.getContext("2d")}if(typeof n==="undefined"){n=1}if(typeof r==="undefined"){r="#fff"}if(typeof i==="undefined"){i="#000"}var s=QR__TempCanvas;var o=QR__TempCanvasContext;var u=e.dim*n+8*n;s.setAttribute("width",u.toString()+"px");s.setAttribute("height",u.toString()+"px");o.fillStyle=r;o.fillRect(0,0,u,u);o.fillStyle=i;o.beginPath();for(var a=0;a<e.dim;a++){for(var f=0;f<e.dim;f++){var l=e.getBit(f,a);if(l===true){o.rect((f+4)*n,(a+4)*n,n,n)}}}o.fill();t.setAttribute("width",u.toString()+"px");t.setAttribute("height",u.toString()+"px");var c=t.getContext("2d");c.drawImage(s,0,0)}function drawQRToDiv(e,t,n,r,i){while(t.firstChild){t.removeChild(t.firstChild)}if(typeof r==="undefined"){r="#fff"}if(typeof i==="undefined"){i="#000"}t.style.padding="0px";t.style.width=t.style.height=((e.dim+8)*n).toString()+"px";t.style.backgroundColor=r;var s=document.createElement("div");s.style.height=(n*4).toString()+"px";t.appendChild(s);for(var o=0;o<e.symbol.length;o++){if(o%e.dim==0){var s=document.createElement("div");s.style.width=(4*n).toString()+"px";s.style.height=n.toString()+"px";s.style.float="left";s.style.fontSize="1px";s.style.lineHeight="1px";t.appendChild(s)}var s=document.createElement("div");s.style.backgroundColor=e.symbol[o]===true?i:r;s.style.width=s.style.height=n.toString()+"px";s.style.float="left";s.style.fontSize="1px";s.style.lineHeight="1px";t.appendChild(s);if(o%e.dim==e.dim-1){var s=document.createElement("div");s.style.clear="both";t.appendChild(s)}}}function QR__coordOK(e){return e>=0&&e<this.dim}function QR__c2i(e,t){return t*this.dim+e}function QR__setReserveBit(e,t){if(!this.coordOK(e)||!this.coordOK(t)){return false}if(this.reserved[this.c2i(e,t)]){return true}this.reserved[this.c2i(e,t)]=true;return true}function QR__getReserveBit(e,t){if(!this.coordOK(e)||!this.coordOK(t)){return false}return this.reserved[this.c2i(e,t)]}function QR__getBit(e,t){if(this.coordOK(e)&&this.coordOK(t)){return this.symbol[this.c2i(e,t)]}else{return null}}function QR__setBit(e,t,n,r){if(r!==true){r=false}if(this.coordOK(e)&&this.coordOK(t)){this.symbol[this.c2i(e,t)]=n}if(r){this.setReserveBit(e,t)}}function QR__checkRect(e,t,n,r){for(var i=0;i<n;i++){for(var s=0;s<r;s++){if(this.getReserveBit(e+i,t+s)){return false}}}return true}function QR__drawRect(e,t,n,r,i,s){for(var o=0;o<n;o++){for(var u=0;u<r;u++){this.setBit(o+e,u+t,i,s)}}}function QR__drawPDP(e,t){if(!this.checkRect(e-4,t-4,9,9)){return false}this.drawRect(e-4,t-4,9,9,false,true);this.drawRect(e-3,t-3,7,7,true,true);this.drawRect(e-2,t-2,5,5,false,true);this.drawRect(e-1,t-1,3,3,true,true);return true}function QR__drawAlign(e,t){if(!this.checkRect(e-2,t-2,5,5)){return false}this.drawRect(e-2,t-2,5,5,true,true);this.drawRect(e-1,t-1,3,3,false,true);this.drawRect(e,t,1,1,true,true);return true}function QR__drawTiming(){for(var e=0;e<this.dim-16;e++){if(this.getBit(6,e+8)==null){this.setBit(6,e+8,e%2==0?true:false,true)}if(this.getBit(e+8,6)==null){this.setBit(e+8,6,e%2==0?true:false,true)}}}function QR__drawPatterns(){this.drawPDP(3,3);this.drawPDP(3,this.dim-4);this.drawPDP(this.dim-4,3);for(var e=0;e<QR__Ver[this.ver].align.length;e++){for(var t=0;t<QR__Ver[this.ver].align.length;t++){this.drawAlign(QR__Ver[this.ver].align[e],QR__Ver[this.ver].align[t])}}this.setBit(8,this.dim-8,true,true);this.drawTiming()}function QR__reserveFormat(){for(var e=0;e<8;e++){this.setReserveBit(8,e);this.setBit(8,e,false);this.setReserveBit(e,8);this.setBit(e,8,false);this.setReserveBit(8,this.dim-e-1);this.setBit(8,this.dim-e-1,false);this.setReserveBit(this.dim-e-1,8);this.setBit(8,this.dim-e-1,false)}this.setReserveBit(8,8);if(this.ver>=7){for(var e=0;e<6;e++){for(var t=0;t<3;t++){this.setReserveBit(e,this.dim-9-t);this.setBit(e,this.dim-9-t,false);this.setReserveBit(this.dim-9-t,e);this.setBit(this.dim-9-t,e,false)}}}}function QR__drawBitstream(){var e=this.generateBitstream(this.data);var t=this.dim-1;var n=this.dim-1;var r=0;var i=-1;for(var s=0;1;s++){this.setBit(n-r,t,e[s]);if(s==e.length){break}do{if(r==1){r=0;t+=i;if(t==-1||t==this.dim){i=-i;t=i==1?0:this.dim-1;n=n-(n==8?3:2)}}else{r=1}}while(this.getReserveBit(n-r,t))}}function QR__drawFormat(){for(var e=0;e<6;e++){this.setBit(8,e,QR__FormatString[this.ec][this.mask][14-e]);this.setBit(e,8,QR__FormatString[this.ec][this.mask][e])}this.setBit(8,7,QR__FormatString[this.ec][this.mask][8]);this.setBit(8,8,QR__FormatString[this.ec][this.mask][7]);this.setBit(7,8,QR__FormatString[this.ec][this.mask][6]);for(var e=0;e<8;e++){this.setBit(this.dim-8+e,8,QR__FormatString[this.ec][this.mask][e+7])}for(var e=0;e<7;e++){this.setBit(8,this.dim-1-e,QR__FormatString[this.ec][this.mask][e])}if(this.ver>=7){for(var e=0;e<3;e++){for(var t=0;t<6;t++){this.setBit(t,this.dim-11+e,QR__Ver[this.ver].vi[17-(t*3+e)]);this.setBit(this.dim-11+e,t,QR__Ver[this.ver].vi[17-(t*3+e)])}}}}function QR__drawSymbol(){if(this.ver==null&&!this.autover){throw new Error("QR version not set")}if(this.data==null){throw new Error("Data not set")}if(this.autover){this.ver=null;for(var e=1;e<QR__Ver.length;e++){var t=0;var n=(QR__Ver[e].codewords-QR__Ver[e].ec[this.ec].ecwords)*8;for(var r=0;r<this.data.length;r++){t+=QR__EncodeLen[this.data[r].mode](this.data[r].data,e)}if(t<=n){this.ver=e;this.dim=QR__Ver[e].dim;break}}if(this.ver==null){throw new Error("Data too large")}}this.reserved=[];this.symbol=[];for(var e=0;e<this.dim*this.dim;e++){this.symbol[e]=null;this.reserved[e]=false}this.drawPatterns();this.reserveFormat();this.drawBitstream();QR__MaskEngine[this.maskMethod](this);this.drawFormat()}function QR__setVersion(e,t){if(typeof e!=="number"||e<0||e>40){throw new Error("Invalid QR Version")}if(t!=QR__EC.L&&t!=QR__EC.M&&t!=QR__EC.Q&&t!=QR__EC.H){throw new Error("Bad error correction level")}if(e==0){this.ver=null;this.autover=true}else{this.ver=e;this.autover=false}this.dim=QR__Ver[e].dim;this.ec=t}function QR__setData(e){this.data=e}function QR__generateMessage(e){var t=[];for(var n=0;n<e.length;n++){QR__Encode[e[n].mode](t,e[n].data,this)}var r=(QR__Ver[this.ver].codewords-QR__Ver[this.ver].ec[this.ec].ecwords)*8;if(t.length>r){throw new Error("Message too long")}for(var n=0;(n<4||t.length%8!=0)&&t.length<r;n++){t[t.length]=false}for(var n=0;t.length<r;n=(n+1)%QR__PadCodewords.length){QR__apush(t,QR__PadCodewords[n])}return t}function QR__generateECC(e,t,n,r,i){if(n%8!=0){throw new Error("Bad message length")}var s=[];for(var o=0;o<i;o++){s[s.length]=0}for(var o=t+n-8;o>=t;o-=8){s[s.length]=QR__ba2i(e,o,8)}for(var o=s.length-1;o>=i;){var u=QR__GF256R[s[s.length-1]];var t=s.length-QR__GenPoly[i].length;for(var a=QR__GenPoly[i].length-1;a>-1;a--){var f=QR__GenPoly[i][a]+u;if(f>255){f%=255}f=QR__GF256[f];s[a+t]^=f}while(s[s.length-1]==0){s.pop();o--}}for(var o=s.length-1;o>-1;o--){QR__pi2ba(r,s[o],8)}return r}function QR__generateBitstream(e){var t=this.generateMessage(e);var n=[];var r=[0];var i=[0];var s=0;var o=0;for(var u=0,a=0;u<QR__Ver[this.ver].ec[this.ec].groups.length;u++){var f=QR__Ver[this.ver].ec[this.ec].groups[u].ecwords*8;var l=QR__Ver[this.ver].ec[this.ec].groups[u].codewords*8-f;if(QR__Ver[this.ver].ec[this.ec].groups[u].ecwords>o){o=QR__Ver[this.ver].ec[this.ec].groups[u].ecwords}if(QR__Ver[this.ver].ec[this.ec].groups[u].codewords-QR__Ver[this.ver].ec[this.ec].groups[u].ecwords>s){s=QR__Ver[this.ver].ec[this.ec].groups[u].codewords-QR__Ver[this.ver].ec[this.ec].groups[u].ecwords}for(var 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QR__FormatString={L:[QR__b2ba("111011111000100"),QR__b2ba("111001011110011"),QR__b2ba("111110110101010"),QR__b2ba("111100010011101"),QR__b2ba("110011000101111"),QR__b2ba("110001100011000"),QR__b2ba("110110001000001"),QR__b2ba("110100101110110")],M:[QR__b2ba("101010000010010"),QR__b2ba("101000100100101"),QR__b2ba("101111001111100"),QR__b2ba("101101101001011"),QR__b2ba("100010111111001"),QR__b2ba("100000011001110"),QR__b2ba("100111110010111"),QR__b2ba("100101010100000")],Q:[QR__b2ba("011010101011111"),QR__b2ba("011000001101000"),QR__b2ba("011111100110001"),QR__b2ba("011101000000110"),QR__b2ba("010010010110100"),QR__b2ba("010000110000011"),QR__b2ba("010111011011010"),QR__b2ba("010101111101101")],H:[QR__b2ba("001011010001001"),QR__b2ba("001001110111110"),QR__b2ba("001110011100111"),QR__b2ba("001100111010000"),QR__b2ba("000011101100010"),QR__b2ba("000001001010101"),QR__b2ba("000110100001100"),QR__b2ba("000100000111011")]};var QR__PadCodewords=[QR__b2ba("11101100"),QR__b2ba("00010001")];var QR__UTF8_Breakpoints=[128,2048,65536,2097152,67108864];var QR__MaskPattern=[function(e,t){return(e+t)%2==0},function(e,t){return e%2==0},function(e,t){return t%3==0},function(e,t){return(e+t)%3==0},function(e,t){return(Math.floor(e/2)+Math.floor(t/3))%2==0},function(e,t){return e*t%2+e*t%3==0},function(e,t){return(e*t%2+e*t%3)%2==0},function(e,t){return((e+t)%2+e*t%3)%2==0}];var QR__MaskMethod={Random:0,BWBalance:1,Canonical:2};QR__MaskEngine=[];QR__MaskEngine[QR__MaskMethod.Random]=function(e){e.mask=QR__randomInt(0,QR__MaskPattern.length-1);for(var t=0;t<e.dim;t++){for(var n=0;n<e.dim;n++){if(!e.getReserveBit(t,n)&&QR__MaskPattern[e.mask](n,t)){e.setBit(t,n,!e.getBit(t,n))}}}};QR__MaskEngine[QR__MaskMethod.BWBalance]=function(e){var t=[];for(var n=0;n<QR__MaskPattern.length;n++){t[n]=0}for(var r=0;r<e.dim;r++){for(var i=0;i<e.dim;i++){for(var n=0;n<QR__MaskPattern.length;n++){if(e.getReserveBit(r,i)){continue}t[n]+=(e.getBit(r,i)?1:-1)*(QR__MaskPattern[n](i,r)?-1:1)}}}var s=Math.abs(t[0]);e.mask=0;for(var n=1;n<t.length;n++){t[n]=Math.abs(t[n]);if(t[n]<s){e.mask=n;s=t[n]}}for(var r=0;r<e.dim;r++){for(var i=0;i<e.dim;i++){if(!e.getReserveBit(r,i)&&QR__MaskPattern[e.mask](i,r)){e.setBit(r,i,!e.getBit(r,i))}}}};QR__MaskEngine[QR__MaskMethod.Canonical]=function(e){var t=[];var n=[];for(var r=0;r<QR__MaskPattern.length;r++){t[r]=[];n[r]=0;var i=0;for(var s=0;s<e.dim;s++){for(var o=0;o<e.dim;o++){if(!e.getReserveBit(o,s)){t[r][e.c2i(o,s)]=QR__MaskPattern[r](s,o)?!e.getBit(o,s):e.getBit(o,s)}else{t[r][e.c2i(o,s)]=e.getBit(o,s)}if(t[r][e.c2i(o,s)]){i++}}}n[r]=Math.floor(Math.abs(i-Math.pow(e.dim,2)/2)/Math.pow(e.dim,2)*20)*10}for(var r=0;r<QR__MaskPattern.length;r++){for(var s=0;s<e.dim;s++){for(var o=0;o<e.dim;){var u=t[r][e.c2i(o,s)];var a;for(a=1;a<e.dim&&t[r][e.c2i(o+a,s)]==u;a++);if(a>=5){n[r]+=a-2}o+=a}}for(var o=0;o<e.dim;o++){for(var s=0;s<e.dim;){var u=t[r][e.c2i(o,s)];var a;for(a=1;a<e.dim&&t[r][e.c2i(o,s+a)]==u;a++);if(a>=5){n[r]+=a-2}s+=a}}}for(var r=0;r<QR__MaskPattern.length;r++){for(var s=0;s<e.dim-1;s++){for(var o=0;o<e.dim-1;o++){var u=t[r][e.c2i(o,s)];if(t[r][e.c2i(o+1,s)]==u&&t[r][e.c2i(o,s+1)]==u&&t[r][e.c2i(o+1,s+1)]==u){n[r]+=3}}}}for(var r=0;r<QR__MaskPattern.length;r++){for(var s=0;s<e.dim;s++){for(var o=0;o<e.dim;o++){if(!e.getBit(o,s)){continue}if(!e.getBit(o+1,s)&&e.getBit(o+2,s)&&e.getBit(o+3,s)&&e.getBit(o+4,s)&&!e.getBit(o+5,s)&&e.getBit(o+6,s)){n[r]+=40}if(!e.getBit(o,s+1)&&e.getBit(o,s+2)&&e.getBit(o,s+3)&&e.getBit(o,s+4)&&!e.getBit(o,s+5)&&e.getBit(o,s+6)){n[r]+=40}}}}var f=n[0];e.mask=0;for(var r=1;r<n.length;r++){if(n[r]<f){f=n[r];e.mask=r}}e.symbol=t[e.mask]};var QR__EncodeLen=[];var QR__Encode=[];QR__Encode[QR__Mode.num]=function(e,t,n){QR__pi2ba(e,QR__Mode.num,4);QR__pi2ba(e,t.length,QR__Ver[n.ver].cci.num);for(var r=0;r<t.length;r++){if(t.charCodeAt(r)<48||t.charCodeAt(r)>57){throw new Error("Bad data for numeric encoding")}}for(var r=0;r<t.length;r+=3){var i=t.slice(r,r+3);var s=+i.length*3+1;QR__pi2ba(e,parseInt(i),s)}};QR__EncodeLen[QR__Mode.num]=function(e,t){return 4+QR__Ver[t].cci.num+10*Math.floor(e.length/3)+[0,4,7][e.length%3]};QR__Encode[QR__Mode.alNum]=function(e,t,n){QR__pi2ba(e,QR__Mode.alNum,4);QR__pi2ba(e,t.length,QR__Ver[n.ver].cci.alNum);var r=4+QR__Ver[n.ver].cci.alNum;for(var i=0;i<t.length;i+=2){var s=t.slice(i,i+2);var o=s.length*5+1;var u=QR__indexOf(QR__EncAlNumVals,s.charAt(0));var a=QR__indexOf(QR__EncAlNumVals,s.charAt(1));if(u==-1||s.length==2&&a==-1){throw new Error("Bad data for alphanumeric encoding")}var f=s.length==2?u*45+a:u;QR__pi2ba(e,f,o)}};QR__EncodeLen[QR__Mode.alNum]=function(e,t){return 4+QR__Ver[t].cci.alNum+11*Math.floor(e.length/2)+6*(e.length%2)};QR__Encode[QR__Mode.eightBit]=function(e,t,n){var r=[];var i=0;for(var s=0;s<t.length;s++){var o=t.charCodeAt(s);var u;for(u=0;u<QR__UTF8_Breakpoints.length&&o>QR__UTF8_Breakpoints[u];u++);i+=u+1;if(u){var a=a=5*u+6;var f=QR__i2ba(o,a);var l;for(l=0;l<u+1;l++){r[r.length]=true}r[r.length]=false;QR__apushr(r,f,0,6-u);l=6-u;for(var c=0;c<u;c++){r[r.length]=true;r[r.length]=false;QR__apushr(r,f,l,6);l+=6}}else{QR__pi2ba(r,o,8)}}QR__pi2ba(e,QR__Mode.eightBit,4);QR__pi2ba(e,i,QR__Ver[n.ver].cci.eightBit);QR__apush(e,r)};QR__EncodeLen[QR__Mode.eightBit]=function(e,t){var n=QR__Ver[t].cci.eightBit+4;for(var r=0;r<e.length;r++){var i=e.charCodeAt(r);var s;for(s=0;s<QR__UTF8_Breakpoints.length&&i>QR__UTF8_Breakpoints[s];s++);n+=8*s+8}return n};QR__Encode[QR__Mode.ECI]=function(e,t,n){QR__pi2ba(e,QR__Mode.ECI,4);if(t<0||t>999999){throw new Error("ECI Assignment Number out of range")}if(t<128){QR__apush(e,[false]);QR__pi2ba(e,t,7)}else if(t<16384){QR__apush(e,[true,false]);QR__pi2ba(e,t,14)}else{QR__apush(e,[true,true,false]);QR__pi2ba(e,t,21)}};QR__EncodeLen[QR__Mode.ECI]=function(e,t){if(e<128){return 12}else if(e<16384){return 20}else{return 28}};QR__Encode[QR__Mode.FNC11]=function(e,t,n){QR__apush(e,[false,true,false,true])};QR__EncodeLen[QR__Mode.FNC11]=function(e,t){return 4};QR__Encode[QR__Mode.FNC12]=function(e,t,n){QR__apush(e,[true,false,false,true]);QR__pi2ba(e,t,8)};QR__EncodeLen[QR__Mode.FNC12]=function(e,t){return 12};QR__Encode[QR__Mode.smart]=function(e,t,n){var r=0;var i=QR__Mode.num;while(r<t.length){if(t.charCodeAt(r)<"48"||t.charCodeAt(r)>"57"){i=QR__Mode.alNum;break}r++}while(r<t.length){if(QR__indexOf(QR__EncAlNumVals,t.charAt(r))==-1){i=QR__Mode.eightBit;break}r++}QR__Encode[i](e,t,n)};QR__EncodeLen[QR__Mode.smart]=function(e,t){var n=0;var r=QR__Mode.num;while(n<e.length){if(e.charCodeAt(n)<"48"||e.charCodeAt(n)>"57"){r=QR__Mode.alNum;break}n++}while(n<e.length){if(QR__indexOf(QR__EncAlNumVals,e.charAt(n))==-1){r=QR__Mode.eightBit;break}n++}return QR__EncodeLen[r](e,t)};var QRCode=function(){this.coordOK=QR__coordOK;this.c2i=QR__c2i;this.setReserveBit=QR__setReserveBit;this.getReserveBit=QR__getReserveBit;this.getBit=QR__getBit;this.setBit=QR__setBit;this.checkRect=QR__checkRect;this.drawRect=QR__drawRect;this.drawPDP=QR__drawPDP;this.drawAlign=QR__drawAlign;this.drawTiming=QR__drawTiming;this.drawPatterns=QR__drawPatterns;this.drawBitstream=QR__drawBitstream;this.drawSymbol=QR__drawSymbol;this.drawFormat=QR__drawFormat;this.reserveFormat=QR__reserveFormat;this.setVersion=QR__setVersion;this.setData=QR__setData;this.generateMessage=QR__generateMessage;this.generateECC=QR__generateECC;this.generateBitstream=QR__generateBitstream;this.ver=null;this.autover=null;this.dim=null;this.mode=null;this.ec=null;this.reserved=null;this.mask=null;this.symbol=null;this.maskMethod=QR__MaskMethod.Random}