46 lines
1.6 KiB
JavaScript
46 lines
1.6 KiB
JavaScript
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/*************************************************************
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*
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* MathJax/extensions/TeX/autobold.js
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*
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* Adds \boldsymbol around mathematics that appears in a section
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* of an HTML page that is in bold.
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*
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* Copyright (c) 2009 Design Science, Inc.
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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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MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
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var VERSION = "1.1";
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var TEX = MathJax.InputJax.TeX;
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var oldPrefilter = TEX.prefilterMath;
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TEX.prefilterMath = function (math,displaystyle,script) {
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var span = script.parentNode.insertBefore(document.createElement("span"),script);
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span.visibility = "hidden";
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span.style.fontFamily = "Times, serif";
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span.appendChild(document.createTextNode("ABCXYZabcxyz"));
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var W = span.offsetWidth;
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span.style.fontWeight = "bold";
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if (span.offsetWidth == W) {math = "\\bf {"+math+"}"}
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span.parentNode.removeChild(span);
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return oldPrefilter.call(TEX,math,displaystyle,script);
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};
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MathJax.Hub.Startup.signal.Post("TeX autobold Ready");
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});
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MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/autobold.js");
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