2 lines
21 KiB
JavaScript
2 lines
21 KiB
JavaScript
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/* jQuery.qrcode 0.12.0 - http://larsjung.de/jquery-qrcode/ - uses //github.com/kazuhikoarase/qrcode-generator (MIT) */
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!function(r){"use strict";function t(t,e,n,o){function i(r,t){return r-=o,t-=o,0>r||r>=u||0>t||t>=u?!1:a.isDark(r,t)}var a=r(n,e);a.addData(t),a.make(),o=o||0;var u=a.getModuleCount(),f=a.getModuleCount()+2*o,c=function(r,t,e,n){var o=this.isDark,i=1/f;this.isDark=function(a,u){var f=u*i,c=a*i,l=f+i,g=c+i;return o(a,u)&&(r>l||f>e||t>g||c>n)}};this.text=t,this.level=e,this.version=n,this.moduleCount=f,this.isDark=i,this.addBlank=c}function e(r,e,n,o,i){n=Math.max(1,n||1),o=Math.min(40,o||40);for(var a=n;o>=a;a+=1)try{return new t(r,e,a,i)}catch(u){}}function n(r,t,e){var n=e.size,o="bold "+e.mSize*n+"px "+e.fontname,i=w("<canvas/>")[0].getContext("2d");i.font=o;var a=i.measureText(e.label).width,u=e.mSize,f=a/n,c=(1-f)*e.mPosX,l=(1-u)*e.mPosY,g=c+f,s=l+u,h=.01;1===e.mode?r.addBlank(0,l-h,n,s+h):r.addBlank(c-h,l-h,g+h,s+h),t.fillStyle=e.fontcolor,t.font=o,t.fillText(e.label,c*n,l*n+.75*e.mSize*n)}function o(r,t,e){var n=e.size,o=e.image.naturalWidth||1,i=e.image.naturalHeight||1,a=e.mSize,u=a*o/i,f=(1-u)*e.mPosX,c=(1-a)*e.mPosY,l=f+u,g=c+a,s=.01;3===e.mode?r.addBlank(0,c-s,n,g+s):r.addBlank(f-s,c-s,l+s,g+s),t.drawImage(e.image,f*n,c*n,u*n,a*n)}function i(r,t,e){w(e.background).is("img")?t.drawImage(e.background,0,0,e.size,e.size):e.background&&(t.fillStyle=e.background,t.fillRect(e.left,e.top,e.size,e.size));var i=e.mode;1===i||2===i?n(r,t,e):(3===i||4===i)&&o(r,t,e)}function a(r,t,e,n,o,i,a,u){r.isDark(a,u)&&t.rect(n,o,i,i)}function u(r,t,e,n,o,i,a,u,f,c){a?r.moveTo(t+i,e):r.moveTo(t,e),u?(r.lineTo(n-i,e),r.arcTo(n,e,n,o,i)):r.lineTo(n,e),f?(r.lineTo(n,o-i),r.arcTo(n,o,t,o,i)):r.lineTo(n,o),c?(r.lineTo(t+i,o),r.arcTo(t,o,t,e,i)):r.lineTo(t,o),a?(r.lineTo(t,e+i),r.arcTo(t,e,n,e,i)):r.lineTo(t,e)}function f(r,t,e,n,o,i,a,u,f,c){a&&(r.moveTo(t+i,e),r.lineTo(t,e),r.lineTo(t,e+i),r.arcTo(t,e,t+i,e,i)),u&&(r.moveTo(n-i,e),r.lineTo(n,e),r.lineTo(n,e+i),r.arcTo(n,e,n-i,e,i)),f&&(r.moveTo(n-i,o),r.lineTo(n,o),r.lineTo(n,o-i),r.arcTo(n,o,n-i,o,i)),c&&(r.moveTo(t+i,o),r.lineTo(t,o),r.lineTo(t,o-i),r.arcTo(t,o,t+i,o,i))}function c(r,t,e,n,o,i,a,c){var l=r.isDark,g=n+i,s=o+i,h=e.radius*i,v=a-1,d=a+1,w=c-1,m=c+1,p=l(a,c),y=l(v,w),T=l(v,c),B=l(v,m),A=l(a,m),E=l(d,m),k=l(d,c),M=l(d,w),C=l(a,w);p?u(t,n,o,g,s,h,!T&&!C,!T&&!A,!k&&!A,!k&&!C):f(t,n,o,g,s,h,T&&C&&y,T&&A&&B,k&&A&&E,k&&C&&M)}function l(r,t,e){var n,o,i=r.moduleCount,u=e.size/i,f=a;for(p&&e.radius>0&&e.radius<=.5&&(f=c),t.beginPath(),n=0;i>n;n+=1)for(o=0;i>o;o+=1){var l=e.left+o*u,g=e.top+n*u,s=u;f(r,t,e,l,g,s,n,o)}if(w(e.fill).is("img")){t.strokeStyle="rgba(0,0,0,0.5)",t.lineWidth=2,t.stroke();var h=t.globalCompositeOperation;t.globalCompositeOperation="destination-out",t.fill(),t.globalCompositeOperation=h,t.clip(),t.drawImage(e.fill,0,0,e.size,e.size),t.restore()}else t.fillStyle=e.fill,t.fill()}function g(r,t){var n=e(t.text,t.ecLevel,t.minVersion,t.maxVersion,t.quiet);if(!n)return null;var o=w(r).data("qrcode",n),a=o[0].getContext("2d");return i(n,a,t),l(n,a,t),o}function s(r){var t=w("<canvas/>").attr("width",r.size).attr("height",r.size);return g(t,r)}function h(r){return w("<img/>").attr("src",s(r)[0].toDataURL("image/png"))}function v(r){var t=e(r.text,r.ecLevel,r.minVersion,r.maxVersion,r.quiet);if(!t)return null;var n,o,i=r.size,a=r.background,u=Math.floor,f=t.moduleCount,c=u(i/f),l=u(.5*(i-c*f)),g={position:"relative",left:0,top:0,padding:0,margin:0,width:i,height:i},s={position:"absolute",padding:0,margin:0,width:c,height:c,"background-color":r.fill},h=w("<div/>").data("qrcode",t).css(g);for(a&&h.css("background-color",a),n=0;f>n;n+=1)for(o=0;f>o;o+=1)t.isDark(n,o)&&w("<div/>").css(s).css({left:l+o*c,top:l+n*c}).appendTo(h);return h}function d(r){return m&&"canvas"===r.render?s(r):m&&"image"===r.render?h(r):v(r)}var w=jQuery,m=function(){var r=document.createElement("canvas");return Boolean(r.getContext&&r.getContext("2d"))}(),p="[object Opera]"!==Object.prototype.toString.call(window.opera),y={render:"canvas",minVersion:1,maxVersion:40,ecLevel:"L",left:0,top:0,size:200,fill:"#000",background:null,text:"no text",radius:0,quiet:0,mode:0,mSize:.1,mPosX:.5,mPosY:.5,lab
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