/*
Highstock JS v4.2.3 (2016-02-08)
Client side exporting module
(c) 2015 Torstein Honsi / Oystein Moseng
License: www.highcharts.com/license
*/
(function(c){typeof module==="object"&&module.exports?module.exports=c:c(Highcharts)})(function(c){function y(c,e){var i=l.getElementsByTagName("head")[0],b=l.createElement("script");b.type="text/javascript";b.src=c;b.onload=e;i.appendChild(b)}var e=c.win,g=e.navigator,l=e.document;c.CanVGRenderer={};c.Chart.prototype.exportChartLocal=function(z,A){var i=this,b=c.merge(i.options.exporting,z),B=g.userAgent.indexOf("WebKit")>-1&&g.userAgent.indexOf("Chrome")<0,n=b.scale||2,p,s=e.URL||e.webkitURL||e,
k,t=0,q,o,u,d=function(){if(b.fallbackToExportServer===!1)if(b.error)b.error();else throw"Fallback to export server disabled";else i.exportChart(b)},v=function(a,j,f,b,m,c,d){var h=new e.Image,i,g=function(){var b=l.createElement("canvas"),c=b.getContext&&b.getContext("2d"),e;try{if(c){b.height=h.height*n;b.width=h.width*n;c.drawImage(h,0,0,b.width,b.height);try{e=b.toDataURL(),f(e,j)}catch(g){if(g.name==="SecurityError"||g.name==="SECURITY_ERR"||g.message==="SecurityError")i(a,j);else throw g;}}else m(a,
j)}finally{d&&d(a,j)}},k=function(){c(a,j);d&&d(a,j)};i=function(){h=new e.Image;i=b;h.crossOrigin="Anonymous";h.onload=g;h.onerror=k;h.src=a};h.onload=g;h.onerror=k;h.src=a},w=function(a){try{if(!B&&g.userAgent.toLowerCase().indexOf("firefox")<0)return s.createObjectURL(new e.Blob([a],{type:"image/svg+xml;charset-utf-16"}))}catch(b){}return"data:image/svg+xml;charset=UTF-8,"+encodeURIComponent(a)},r=function(a,c){var f=l.createElement("a"),d=(b.filename||"chart")+"."+c,m;if(g.msSaveOrOpenBlob)g.msSaveOrOpenBlob(a,
d);else if(f.download!==void 0)f.href=a,f.download=d,f.target="_blank",l.body.appendChild(f),f.click(),l.body.removeChild(f);else try{if(m=e.open(a,"chart"),m===void 0||m===null)throw"Failed to open window";}catch(i){e.location.href=a}},x=function(){var a,j,f=i.sanitizeSVG(p.innerHTML);if(b&&b.type==="image/svg+xml")try{g.msSaveOrOpenBlob?(j=new MSBlobBuilder,j.append(f),a=j.getBlob("image/svg+xml")):a=w(f),r(a,"svg")}catch(k){d()}else a=w(f),v(a,{},function(a){try{r(a,"png")}catch(b){d()}},function(){var a=
l.createElement("canvas"),b=a.getContext("2d"),j=f.match(/^<svg[^>]*width\s*=\s*\"?(\d+)\"?[^>]*>/)[1]*n,h=f.match(/^<svg[^>]*height\s*=\s*\"?(\d+)\"?[^>]*>/)[1]*n,k=function(){b.drawSvg(f,0,0,j,h);try{r(g.msSaveOrOpenBlob?a.msToBlob():a.toDataURL("image/png"),"png")}catch(c){d()}};a.width=j;a.height=h;e.canvg?k():(i.showLoading(),y(c.getOptions().global.canvasToolsURL,function(){i.hideLoading();k()}))},d,d,function(){try{s.revokeObjectURL(a)}catch(b){}})},C=function(a,b){++t;b.imageElement.setAttributeNS("http://www.w3.org/1999/xlink",
"href",a);t===k.length&&x()};c.wrap(c.Chart.prototype,"getChartHTML",function(a){p=this.container.cloneNode(!0);return a.apply(this,Array.prototype.slice.call(arguments,1))});i.getSVGForExport(b,A);k=p.getElementsByTagName("image");try{k.length||x();for(o=0,u=k.length;o<u;++o)q=k[o],v(q.getAttributeNS("http://www.w3.org/1999/xlink","href"),{imageElement:q},C,d,d,d)}catch(D){d()}};c.getOptions().exporting.buttons.contextButton.menuItems=[{textKey:"printChart",onclick:function(){this.print()}},{separator:!0},
{textKey:"downloadPNG",onclick:function(){this.exportChartLocal()}},{textKey:"downloadSVG",onclick:function(){this.exportChartLocal({type:"image/svg+xml"})}}]});
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