5 lines
11 KiB
JavaScript
5 lines
11 KiB
JavaScript
|
/*! qr-js v1.1.3 | (c) 2014 Alasdair Mercer | GPL v3 License
|
||
|
|
jsqrencode | (c) 2010 tz@execpc.com | GPL v3 License
|
||
|
|
*/
|
||
|
|
!function(a){"use strict";function b(){return T?new r:a.document.createElement("canvas")}function c(){return T?new x:a.document.createElement("img")}function d(b,c,d){var e=c.mime||B;a.location.href=b.toDataURL(e).replace(e,C),"function"==typeof d&&d()}function e(a){return"string"==typeof a&&(a={value:a}),a||{}}function f(a){function b(b){a[b]=function(){throw new Error(b+" requires HTML5 canvas element support")}}var c,d=["canvas","image","save","saveSync","toDataURL"];for(c=0;c<d.length;c++)b(d[c])}function g(a,b,c){function d(){w.write(e,f,0,f.length,0,function(a){w.close(e),c(a)})}if("string"!=typeof b.path)return c(new TypeError("Invalid path type: "+typeof b.path));var e,f;a.toBuffer(function(a,b){return a?c(a):(f=b,void(e&&d()))}),w.open(b.path,"w",N,function(a,b){return a?c(a):(e=b,void(f&&d()))})}function h(a,b){if("string"!=typeof b.path)throw new TypeError("Invalid path type: "+typeof b.path);var c=a.toBuffer(),d=w.openSync(b.path,"w",N);try{w.writeSync(d,c,0,c.length,0)}finally{w.closeSync(d)}}function i(a,b){var c;a>b&&(c=a,a=b,b=c),c=b,c*=b,c+=b,c>>=1,c+=a,S[c]=1}function j(a,b){var c;for(R[a+z*b]=1,c=-2;2>c;c++)R[a+c+z*(b-2)]=1,R[a-2+z*(b+c+1)]=1,R[a+2+z*(b+c)]=1,R[a+c+1+z*(b+2)]=1;for(c=0;2>c;c++)i(a-1,b+c),i(a+1,b-c),i(a-c,b-1),i(a+c,b+1)}function k(a){for(;a>=255;)a-=255,a=(a>>8)+(255&a);return a}function l(a,b,c,d){var e,f,g;for(f=0;d>f;f++)W[c+f]=0;for(f=0;b>f;f++){if(e=H[W[a+f]^W[c]],255!==e)for(g=1;d>g;g++)W[c+g-1]=W[c+g]^G[k(e+U[d-g])];else for(g=c;c+d>g;g++)W[g]=W[g+1];W[c+d-1]=255===e?0:G[k(e+U[0])]}}function m(a,b){var c;return a>b&&(c=a,a=b,b=c),c=b,c+=b*b,c>>=1,c+=a,1===S[c]}function n(a){var b,c,d,e;switch(a){case 0:for(c=0;z>c;c++)for(b=0;z>b;b++)b+c&1||m(b,c)||(R[b+c*z]^=1);break;case 1:for(c=0;z>c;c++)for(b=0;z>b;b++)1&c||m(b,c)||(R[b+c*z]^=1);break;case 2:for(c=0;z>c;c++)for(d=0,b=0;z>b;b++,d++)3===d&&(d=0),d||m(b,c)||(R[b+c*z]^=1);break;case 3:for(e=0,c=0;z>c;c++,e++)for(3===e&&(e=0),d=e,b=0;z>b;b++,d++)3===d&&(d=0),d||m(b,c)||(R[b+c*z]^=1);break;case 4:for(c=0;z>c;c++)for(d=0,e=c>>1&1,b=0;z>b;b++,d++)3===d&&(d=0,e=!e),e||m(b,c)||(R[b+c*z]^=1);break;case 5:for(e=0,c=0;z>c;c++,e++)for(3===e&&(e=0),d=0,b=0;z>b;b++,d++)3===d&&(d=0),(b&c&1)+!(!d|!e)||m(b,c)||(R[b+c*z]^=1);break;case 6:for(e=0,c=0;z>c;c++,e++)for(3===e&&(e=0),d=0,b=0;z>b;b++,d++)3===d&&(d=0),(b&c&1)+(d&&d===e)&1||m(b,c)||(R[b+c*z]^=1);break;case 7:for(e=0,c=0;z>c;c++,e++)for(3===e&&(e=0),d=0,b=0;z>b;b++,d++)3===d&&(d=0),(d&&d===e)+(b+c&1)&1||m(b,c)||(R[b+c*z]^=1)}}function o(a){var b,c=0;for(b=0;a>=b;b++)O[b]>=5&&(c+=I+O[b]-5);for(b=3;a-1>b;b+=2)O[b-2]===O[b+2]&&O[b+2]===O[b-1]&&O[b-1]===O[b+1]&&3*O[b-1]===O[b]&&(0===O[b-3]||b+3>a||3*O[b-3]>=4*O[b]||3*O[b+3]>=4*O[b])&&(c+=K);return c}function p(){var a,b,c,d,e,f,g,h,i;for(c=e=f=0,i=0;z-1>i;i++)for(h=0;z-1>h;h++)(R[h+z*i]&&R[h+1+z*i]&&R[h+z*(i+1)]&&R[h+1+z*(i+1)]||!(R[h+z*i]||R[h+1+z*i]||R[h+z*(i+1)]||R[h+1+z*(i+1)]))&&(c+=J);for(i=0;z>i;i++){for(O[0]=0,g=a=h=0;z>h;h++)(b=R[h+z*i])===a?O[g]++:O[++g]=1,a=b,e+=a?1:-1;c+=o(g)}for(0>e&&(e=-e),d=e,d+=d<<2,d<<=1;d>z*z;)d-=z*z,f++;for(c+=f*L,h=0;z>h;h++){for(O[0]=0,g=a=i=0;z>i;i++)(b=R[h+z*i])===a?O[g]++:O[++g]=1,a=b;c+=o(g)}return c}function q(a){var b,c,d,e,f,g,h,o;f=a.length,y=0;do if(y++,d=4*(Q-1)+16*(y-1),u=D[d++],v=D[d++],s=D[d++],t=D[d],d=s*(u+v)+v-3+(9>=y),d>=f)break;while(40>y);for(z=17+4*y,g=s+(s+t)*(u+v)+v,f=0;g>f;f++)P[f]=0;for(W=a.slice(0),f=0;z*z>f;f++)R[f]=0;for(f=0;(z*(z+1)+1)/2>f;f++)S[f]=0;for(f=0;3>f;f++){for(d=o=0,1===f&&(d=z-7),2===f&&(o=z-7),R[o+3+z*(d+3)]=1,h=0;6>h;h++)R[o+h+z*d]=1,R[o+z*(d+h+1)]=1,R[o+6+z*(d+h)]=1,R[o+h+1+z*(d+6)]=1;for(h=1;5>h;h++)i(o+h,d+1),i(o+1,d+h+1),i(o+5,d+h),i(o+h+1,d+5);for(h=2;4>h;h++)R[o+h+z*(d+2)]=1,R[o+2+z*(d+h+1)]=1,R[o+4+z*(d+h)]=1,R[o+h+1+z*(d+4)]=1}if(y>1)for(f=A[y],o=z-7;;){for(h=z-7;h>f-3&&(j(h,o),!(f>h));)h-=f;if(f+9>=o)break;o-=f,j(6,o),j(o,6)}for(R[8+z*(z-8)]=1,o=0;7>o;o++)i(7,o),i(z-8,o),i(7,o+z-7);for(h=0;8>h;h++)i(h,7),i(h+z-8,7),i(h,z-8);for(h=0;9>h;h++)i(h,8);for(h=0;8>h;h++)i(h+z-8,8),i(8,h);for(o=0;7>o;o++)i(8,o+z-7);for(h=0;z-14>h;h++)1&h?(i(8+h,6),i(6,8+h)):(R[8
|
||
|
|
//# sourceMappingURL=qr.min.map
|