17 lines
2.3 KiB
JavaScript
17 lines
2.3 KiB
JavaScript
/*
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* /MathJax/jax/output/SVG/autoload/mglyph.js
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*
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* Copyright (c) 2009-2013 The MathJax Consortium
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*
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* Part of the MathJax library.
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* See http://www.mathjax.org for details.
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*
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* Licensed under the Apache License, Version 2.0;
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* you may not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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MathJax.Hub.Register.StartupHook("SVG Jax Ready",function(){var d="2.2";var a=MathJax.ElementJax.mml,f=MathJax.OutputJax.SVG,b=f.BBOX,e=MathJax.Localization;var c="http://www.w3.org/1999/xlink";b.MGLYPH=b.Subclass({type:"image",removeable:false,Init:function(j,n,k,l,p,g){if(g==null){g={}}var i=j.width*1000/f.em,o=j.height*1000/f.em,m=0;if(n!==""){i=f.length2em(n,p,i)}if(k!==""){o=f.length2em(k,p,o)}if(l!==""&&l.match(/\d/)){m=f.length2em(l,p);g.y=-m}g.height=Math.floor(o);g.width=Math.floor(i);g.transform="translate(0,"+o+") matrix(1 0 0 -1 0 0)";g.preserveAspectRatio="none";this.SUPER(arguments).Init.call(this,g);this.element.setAttributeNS(c,"href",j.src);this.w=this.r=i;this.h=this.H=o+m;this.d=this.D=-m;this.l=0}});a.mglyph.Augment({toSVG:function(k,n){this.SVGgetStyles();var j=this.SVG(),i,l;this.SVGhandleSpace(j);var h=this.getValues("src","width","height","valign","alt");if(h.src===""){h=this.getValues("index","fontfamily");if(h.index){if(!n){n=this.SVGgetScale()}var m={};if(h.fontfamily){m["font-family"]=h.fontfamily}j.Add(b.TEXT(n,String.fromCharCode(h.index),m))}}else{if(!this.img){this.img=a.mglyph.GLYPH[h.src]}if(!this.img){this.img=a.mglyph.GLYPH[h.src]={img:new Image(),status:"pending"};i=this.img.img;i.onload=MathJax.Callback(["SVGimgLoaded",this]);i.onerror=MathJax.Callback(["SVGimgError",this]);i.src=h.src;MathJax.Hub.RestartAfter(i.onload)}if(this.img.status!=="OK"){l=a.merror(e._(["MathML","BadMglyph"],"Bad mglyph: %1",h.src)).With({mathsize:"75%"});this.Append(l);j=l.toSVG();this.data.pop()}else{var g=this.SVGgetMu(j);j.Add(b.MGLYPH(this.img.img,h.width,h.height,h.valign,g,{src:h.src,alt:h.alt,title:h.alt}))}}j.Clean();this.SVGhandleColor(j);this.SVGsaveData(j);return j},SVGimgLoaded:function(h,g){if(typeof(h)==="string"){g=h}this.img.status=(g||"OK")},SVGimgError:function(){this.img.img.onload("error")}},{GLYPH:{}});MathJax.Hub.Startup.signal.Post("SVG mglyph Ready");MathJax.Ajax.loadComplete(f.autoloadDir+"/mglyph.js")});
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