20 lines
2.7 KiB
JavaScript
20 lines
2.7 KiB
JavaScript
/*
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* /MathJax/extensions/CHTML-preview.js
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*
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* Copyright (c) 2009-2015 The MathJax Consortium
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function(a,d){var b=a.config.menuSettings;var c=MathJax.Extension["CHTML-preview"]={version:"2.5.0",config:a.CombineConfig("CHTML-preview",{Chunks:{EqnChunk:10000,EqnChunkFactor:1,EqnChunkDelay:0},color:"inherit!important",updateTime:30,updateDelay:6,messageStyle:"none",disabled:false}),Config:function(){a.Config({"HTML-CSS":this.config.Chunks,SVG:this.config.Chunks});MathJax.Ajax.Styles({".MathJax_Preview .MJXc-math":{color:this.config.color}});var j,g,h,e,i;var f=this.config;if(!f.disabled&&b.CHTMLpreview==null){a.Config({menuSettings:{CHTMLpreview:true}})}a.Register.MessageHook("Begin Math Output",function(){if(!e&&b.CHTMLpreview&&b.renderer!=="CommonHTML"){j=a.processUpdateTime;g=a.processUpdateDelay;h=a.config.messageStyle;a.processUpdateTime=f.updateTime;a.processUpdateDelay=f.updateDelay;a.Config({messageStyle:f.messageStyle});MathJax.Message.Clear(0,0);i=true}});a.Register.MessageHook("End Math Output",function(){if(!e&&i){a.processUpdateTime=j;a.processUpdateDelay=g;a.Config({messageStyle:h});e=true}})},Preview:function(e){if(!b.CHTMLpreview||b.renderer==="CommonHTML"){return}var f=e.script.MathJax.preview||e.script.previousSibling;if(!f||f.className!==MathJax.Hub.config.preRemoveClass){f=d.Element("span",{className:MathJax.Hub.config.preRemoveClass});e.script.parentNode.insertBefore(f,e.script);e.script.MathJax.preview=f}f.innerHTML="";f.style.color="inherit";return this.postFilter(f,e)},postFilter:function(g,f){if(!f.math.root.toCommonHTML){var e=MathJax.Callback.Queue();e.Push(["Require",MathJax.Ajax,"[MathJax]/jax/output/CommonHTML/config.js"],["Require",MathJax.Ajax,"[MathJax]/jax/output/CommonHTML/jax.js"]);a.RestartAfter(e.Push({}))}f.math.root.toCommonHTML(g)},Register:function(e){a.Register.StartupHook(e+" Jax Require",function(){var f=MathJax.InputJax[e];f.postfilterHooks.Add(["Preview",MathJax.Extension["CHTML-preview"]],50)})}};c.Register("TeX");c.Register("MathML");c.Register("AsciiMath");a.Register.StartupHook("End Config",["Config",c]);a.Startup.signal.Post("CHTML-preview Ready")})(MathJax.Hub,MathJax.HTML);MathJax.Ajax.loadComplete("[MathJax]/extensions/CHTML-preview.js");
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