2 lines
9.1 KiB
JavaScript
2 lines
9.1 KiB
JavaScript
/*! dom-to-image 10-06-2017 */
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!function(a){"use strict";function b(a,b){function c(a){return b.bgcolor&&(a.style.backgroundColor=b.bgcolor),b.width&&(a.style.width=b.width+"px"),b.height&&(a.style.height=b.height+"px"),b.style&&Object.keys(b.style).forEach(function(c){a.style[c]=b.style[c]}),a}return b=b||{},g(b),Promise.resolve(a).then(function(a){return i(a,b.filter,!0)}).then(j).then(k).then(c).then(function(c){return l(c,b.width||q.width(a),b.height||q.height(a))})}function c(a,b){return h(a,b||{}).then(function(b){return b.getContext("2d").getImageData(0,0,q.width(a),q.height(a)).data})}function d(a,b){return h(a,b||{}).then(function(a){return a.toDataURL()})}function e(a,b){return b=b||{},h(a,b).then(function(a){return a.toDataURL("image/jpeg",b.quality||1)})}function f(a,b){return h(a,b||{}).then(q.canvasToBlob)}function g(a){"undefined"==typeof a.imagePlaceholder?v.impl.options.imagePlaceholder=u.imagePlaceholder:v.impl.options.imagePlaceholder=a.imagePlaceholder,"undefined"==typeof a.cacheBust?v.impl.options.cacheBust=u.cacheBust:v.impl.options.cacheBust=a.cacheBust}function h(a,c){function d(a){var b=document.createElement("canvas");if(b.width=c.width||q.width(a),b.height=c.height||q.height(a),c.bgcolor){var d=b.getContext("2d");d.fillStyle=c.bgcolor,d.fillRect(0,0,b.width,b.height)}return b}return b(a,c).then(q.makeImage).then(q.delay(100)).then(function(b){var c=d(a);return c.getContext("2d").drawImage(b,0,0),c})}function i(a,b,c){function d(a){return a instanceof HTMLCanvasElement?q.makeImage(a.toDataURL()):a.cloneNode(!1)}function e(a,b,c){function d(a,b,c){var d=Promise.resolve();return b.forEach(function(b){d=d.then(function(){return i(b,c)}).then(function(b){b&&a.appendChild(b)})}),d}var e=a.childNodes;return 0===e.length?Promise.resolve(b):d(b,q.asArray(e),c).then(function(){return b})}function f(a,b){function c(){function c(a,b){function 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c.body.appendChild(e),d.href=b,e.href=a,e.href}function h(){var a=0;return function(){function b(){return("0000"+(Math.random()*Math.pow(36,4)<<0).toString(36)).slice(-4)}return"u"+b()+a++}}function i(a){return new Promise(function(b,c){var d=new Image;d.onload=function(){b(d)},d.onerror=c,d.src=a})}function j(a){var b=3e4;return v.impl.options.cacheBust&&(a+=(/\?/.test(a)?"&":"?")+(new Date).getTime()),new Promise(function(c){function d(){if(4===g.readyState){if(200!==g.status)return void(h?c(h):f("cannot fetch resource: "+a+", status: "+g.status));var b=new FileReader;b.onloadend=function(){var a=b.result.split(/,/)[1];c(a)},b.readAsDataURL(g.response)}}function e(){h?c(h):f("timeout of "+b+"ms occured while fetching resource: "+a)}function f(a){console.error(a),c("")}var g=new XMLHttpRequest;g.onreadystatechange=d,g.ontimeout=e,g.responseType="blob",g.timeout=b,g.open("GET",a,!0),g.send();var h;if(v.impl.options.imagePlaceholder){var 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