8 lines
59 KiB
JavaScript
8 lines
59 KiB
JavaScript
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/*
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html2canvas 0.5.0-beta3 <http://html2canvas.hertzen.com>
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Copyright (c) 2016 Niklas von Hertzen
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Released under License
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*/
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!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var n;"undefined"!=typeof window?n=window:"undefined"!=typeof global?n=global:"undefined"!=typeof self&&(n=self),n.html2canvas=e()}}(function(){var e;return function n(e,f,o){function d(t,l){if(!f[t]){if(!e[t]){var s="function"==typeof require&&require;if(!l&&s)return s(t,!0);if(i)return i(t,!0);var u=new Error("Cannot find module '"+t+"'");throw u.code="MODULE_NOT_FOUND",u}var a=f[t]={exports:{}};e[t][0].call(a.exports,function(n){var f=e[t][1][n];return d(f?f:n)},a,a.exports,n,e,f,o)}return f[t].exports}for(var i="function"==typeof require&&require,t=0;t<o.length;t++)d(o[t]);return d}({1:[function(n,f,o){(function(n){!function(d){function i(e){throw RangeError(I[e])}function t(e,n){for(var f=e.length;f--;)e[f]=n(e[f]);return e}function l(e,n){return t(e.split(H),n).join(".")}function s(e){for(var n,f,o=[],d=0,i=e.length;i>d;)n=e.charCodeAt(d++),n>=55296&&56319>=n&&i>d?(f=e.charCodeAt(d++),56320==(64512&f)?o.push(((1023&n)<<10)+(1023&f)+65536):(o.push(n),d--)):o.push(n);return o}function u(e){return t(e,function(e){var n="";return e>65535&&(e-=65536,n+=L(e>>>10&1023|55296),e=56320|1023&e),n+=L(e)}).join("")}function a(e){return 10>e-48?e-22:26>e-65?e-65:26>e-97?e-97:k}function p(e,n){return e+22+75*(26>e)-((0!=n)<<5)}function c(e,n,f){var o=0;for(e=f?K(e/B):e>>1,e+=K(e/n);e>J*z>>1;o+=k)e=K(e/J);return K(o+(J+1)*e/(e+A))}function y(e){var n,f,o,d,t,l,s,p,y,m,r=[],v=e.length,w=0,b=D,g=C;for(f=e.lastIndexOf(E),0>f&&(f=0),o=0;f>o;++o)e.charCodeAt(o)>=128&&i("not-basic"),r.push(e.charCodeAt(o));for(d=f>0?f+1:0;v>d;){for(t=w,l=1,s=k;d>=v&&i("invalid-input"),p=a(e.charCodeAt(d++)),(p>=k||p>K((j-w)/l))&&i("overflow"),w+=p*l,y=g>=s?q:s>=g+z?z:s-g,!(y>p);s+=k)m=k-y,l>K(j/m)&&i("overflow"),l*=m;n=r.length+1,g=c(w-t,n,0==t),K(w/n)>j-b&&i("overflow"),b+=K(w/n),w%=n,r.splice(w++,0,b)}return u(r)}function m(e){var n,f,o,d,t,l,u,a,y,m,r,v,w,b,g,h=[];for(e=s(e),v=e.length,n=D,f=0,t=C,l=0;v>l;++l)r=e[l],128>r&&h.push(L(r));for(o=d=h.length,d&&h.push(E);v>o;){for(u=j,l=0;v>l;++l)r=e[l],r>=n&&u>r&&(u=r);for(w=o+1,u-n>K((j-f)/w)&&i("overflow"),f+=(u-n)*w,n=u,l=0;v>l;++l)if(r=e[l],n>r&&++f>j&&i("overflow"),r==n){for(a=f,y=k;m=t>=y?q:y>=t+z?z:y-t,!(m>a);y+=k)g=a-m,b=k-m,h.push(L(p(m+g%b,0))),a=K(g/b);h.push(L(p(a,0))),t=c(f,w,o==d),f=0,++o}++f,++n}return h.join("")}function r(e){return l(e,function(e){return F.test(e)?y(e.slice(4).toLowerCase()):e})}function v(e){return l(e,function(e){return G.test(e)?"xn--"+m(e):e})}var w="object"==typeof o&&o,b="object"==typeof f&&f&&f.exports==w&&f,g="object"==typeof n&&n;(g.global===g||g.window===g)&&(d=g);var h,x,j=2147483647,k=36,q=1,z=26,A=38,B=700,C=72,D=128,E="-",F=/^xn--/,G=/[^ -~]/,H=/\x2E|\u3002|\uFF0E|\uFF61/g,I={overflow:"Overflow: input needs wider integers to process","not-basic":"Illegal input >= 0x80 (not a basic code point)","invalid-input":"Invalid input"},J=k-q,K=Math.floor,L=String.fromCharCode;if(h={version:"1.2.4",ucs2:{decode:s,encode:u},decode:y,encode:m,toASCII:v,toUnicode:r},"function"==typeof e&&"object"==typeof e.amd&&e.amd)e("punycode",function(){return h});else if(w&&!w.nodeType)if(b)b.exports=h;else for(x in h)h.hasOwnProperty(x)&&(w[x]=h[x]);else d.punycode=h}(this)}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],2:[function(e,n){function f(e,n,f){!e.defaultView||n===e.defaultView.pageXOffset&&f===e.defaultView.pageYOffset||e.defaultView.scrollTo(n,f)}function o(e,n){try{n&&(n.width=e.width,n.height=e.height,n.getContext("2d").putImageData(e.getContext("2d").getImageData(0,0,e.width,e.height),0,0))}catch(f){t("Unable to copy canvas content from",e,f)}}function d(e,n){for(var f=3===e.nodeType?document.createTextNode(e.nodeValue):e.cloneNode(!1),i=e.firstChild;i;)(n===!0||1!==i.nodeType||"SCRIPT"!==i.nodeName)&&f.appendChild(d(i,n)),i=i.nextSibling;return 1===e.nodeType&&(f._scrollTop=e.scrollTop,f._scrollLeft=e.scrollLeft,"CANVAS"===e.nodeName?o(e,f):("TEX
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}function u(e,n,f,o){var d=function(e,n,f){return{x:e.x+(n.x-e.x)*f,y:e.y+(n.y-e.y)*f}};return{start:e,startControl:n,endControl:f,end:o,subdivide:function(i){var t=d(e,n,i),l=d(n,f,i),s=d(f,o,i),a=d(t,l,i),p=d(l,s,i),c=d(a,p,i);return[u(e,t,a,c),u(c,p,s,o)]},curveTo:function(e){e.push(["bezierCurve",n.x,n.y,f.x,f.y,o.x,o.y])},curveToReversed:function(o){o.push(["bezierCurve",f.x,f.y,n.x,n.y,e.x,e.y])}}}function a(e,n,f,o,d,i,t){var l=[];return n[0]>0||n[1]>0?(l.push(["line",o[1].start.x,o[1].start.y]),o[1].curveTo(l)):l.push(["line",e.c1[0],e.c1[1]]),f[0]>0||f[1]>0?(l.push(["line",i[0].start.x,i[0].start.y]),i[0].curveTo(l),l.push(["line",t[0].end.x,t[0].end.y]),t[0].curveToReversed(l)):(l.push(["line",e.c2[0],e.c2[1]]),l.push(["line",e.c3[0],e.c3[1]])),n[0]>0||n[1]>0?(l.push(["line",d[1].end.x,d[1].end.y]),d[1].curveToReversed(l)):l.push(["line",e.c4[0],e.c4[1]]),l}function p(e,n,f,o,d,i,t){n[0]>0||n[1]>0?(e.push(["line",o[0].start.x,o[0].start.y]),o[0].curveTo(e),o[1].curveTo(e)):e.push(["line",i,t]),(f[0]>0||f[1]>0)&&e.push(["line",d[0].start.x,d[0].start.y])}function c(e){return e.cssInt("zIndex")<0}function y(e){return e.cssInt("zIndex")>0}function m(e){return 0===e.cssInt("zIndex")}function r(e){return-1!==["inline","inline-block","inline-table"].indexOf(e.css("display"))}function v(e){return e instanceof U}function w(e){return e.node.data.trim().length>0}function b(e){return/^(normal|none|0px)$/.test(e.parent.css("letterSpacing"))}function g(e){return["TopLeft","TopRight","BottomRight","BottomLeft"].map(function(n){var f=e.css("border"+n+"Radius"),o=f.split(" ");return o.length<=1&&(o[1]=o[0]),o.map(F)})}function h(e){return e.nodeType===Node.TEXT_NODE||e.nodeType===Node.ELEMENT_NODE}function x(e){var n=e.css("position"),f=-1!==["absolute","relative","fixed"].indexOf(n)?e.css("zIndex"):"auto";return"auto"!==f}function j(e){return"static"!==e.css("position")}function k(e){return"none"!==e.css("float")}function q(e){return-1!==["inline-block","inline-table"].indexOf(e.css("display"))}function z(e){var n=this;return function(){return!e.apply(n,arguments)}}function A(e){return e.node.nodeType===Node.ELEMENT_NODE}function B(e){return e.isPseudoElement===!0}function C(e){return e.node.nodeType===Node.TEXT_NODE}function D(e){return function(n,f){return n.cssInt("zIndex")+e.indexOf(n)/e.length-(f.cssInt("zIndex")+e.indexOf(f)/e.length)}}function E(e){return e.getOpacity()<1}function F(e){return parseInt(e,10)}function G(e){return e.width}function H(e){return e.node.nodeType!==Node.ELEMENT_NODE||-1===["SCRIPT","HEAD","TITLE","OBJECT","BR","OPTION"].indexOf(e.node.nodeName)}function I(e){return[].concat.apply([],e)}function J(e){var n=e.substr(0,1);return n===e.substr(e.length-1)&&n.match(/'|"/)?e.substr(1,e.length-2):e}function K(e){for(var n,f=[],o=0,d=!1;e.length;)L(e[o])===d?(n=e.splice(0,o),n.length&&f.push(O.ucs2.encode(n)),d=!d,o=0):o++,o>=e.length&&(n=e.splice(0,o),n.length&&f.push(O.ucs2.encode(n)));return f}function L(e){return-1!==[32,13,10,9,45].indexOf(e)}function M(e){return/[^\u0000-\u00ff]/.test(e)}var N=e("./log"),O=e("punycode"),P=e("./nodecontainer"),Q=e("./textcontainer"),R=e("./pseudoelementcontainer"),S=e("./fontmetrics"),T=e("./color"),U=e("./stackingcontext"),V=e("./utils"),W=V.bind,X=V.getBounds,Y=V.parseBackgrounds,Z=V.offsetBounds;f.prototype.calculateOverflowClips=function(){this.nodes.forEach(function(e){if(A(e)){B(e)&&e.appendToDOM(),e.borders=this.parseBorders(e);var n="hidden"===e.css("overflow")?[e.borders.clip]:[],f=e.parseClip();f&&-1!==["absolute","fixed"].indexOf(e.css("position"))&&n.push([["rect",e.bounds.left+f.left,e.bounds.top+f.top,f.right-f.left,f.bottom-f.top]]),e.clip=o(e)?e.parent.clip.concat(n):n,e.backgroundClip="hidden"!==e.css("overflow")?e.clip.concat([e.borders.clip]):e.clip,B(e)&&e.cleanDOM()}else C(e)&&(e.clip=o(e)?e.parent.clip:[]);B(e)||(e.bounds=null)},this)},f.prototype.asyncRenderer=function(e,n,f){f=f||Date.now(),this.paint(e[this.renderIndex++]),e.length===this.renderIndex?n():f+20>Date.now()?this.asyncRenderer(e,n,f):setTimeout(W(function(){this.asyncRenderer(
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