/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */ /* vim: set ts=2 et sw=2 tw=80: */ /************************************************************* * * MathJax/extensions/MathML/content-mathml.js * * This file implements an XSLT transform to convert Content-MathML to * Presentation MathML for processing by MathJax. The transform is * performed in a pre-filter for the MathML input jax, so that the * Show Math As menu will still show the Original MathML as Content MathML, * but the Presentation MathML can be obtained from the main MathML menu. * * To load it, include * * MathML: { * extensions: ["content-mathml.js"] * } * * in your configuration. * * A portion of this file is taken from ctop.xsl which is * Copyright (c) David Carlisle 2001, 2002, * and is used by permission of David Carlisle, who has agreed to allow us * to release it under the Apache2 license (see below). That portion is * indicated via comments. * * The remainder falls under the copyright that follows. * --------------------------------------------------------------------- * * Copyright (c) 2013 The MathJax Consortium * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ MathJax.Extension["MathML/content-mathml"] = { version: "2.3" }; MathJax.Hub.Register.StartupHook("MathML Jax Ready",function () { var MATHML = MathJax.InputJax.MathML, PARSE = MATHML.Parse.prototype; MATHML.prefilterHooks.Add(function (data) { if (!MATHML.ctopXSLT) return; // Parse the but use MATHML.Parse's preProcessMath to apply the normal preprocessing. if (!MATHML.ParseXML) {MATHML.ParseXML = MATHML.createParser()} var doc = MATHML.ParseXML(PARSE.preProcessMath(data.math)); // Now transform the using the ctop stylesheet. var newdoc = MATHML.ctopXSLT.transformToDocument(doc); if ((typeof newdoc) === "string") { // Internet Explorer returns a string, so just use it. data.math = newdoc; } else if (window.XMLSerializer) { // Serialize the again. We could directly provide the DOM content // but other prefilterHooks may assume data.math is still a string. var serializer = new XMLSerializer(); data.math = serializer.serializeToString(newdoc.documentElement, doc); } }); /* * The following is taken from ctop.xsl (http://www.w3.org/Math/XSL/ctop.xsl) * which is Copyright (c) David Carlisle 2001, 2002. It is used by permission * of David Carlisle, who has agreed to allow it to be released under the * Apache2 licesnse. */ var ctopStylesheet = ' +i +i / / ei ei E 0x . (-1) λ. id domain codomain image unexpected domainofapplication restriction {   if     otherwise / ! / max min (+) mod (×) gcd xor ¬ . . , || ¯ arg lcm = > < | d dddd D, + + , div div() grad grad() curl 2 () || × = lim lim tendsto e loglog , σ σ2 median mode () [|] [|] () () [m , | m , =;] () det || T , . Z R Q N C P e i NaN true false π γ () () ||, share ) ( ] [ } { ) ( ] [ } { \ )(}{>< top right ;color:;background-color:; 0 decimalpoint decimalpoint. decimalpoint*0.1em0.15em0.2em0.15em 0 /\)(:=) '; /* * End of ctop.xsl material. */ var ctop; if (window.XSLTProcessor) { // standard method: just use an XSLTProcessor and parse the stylesheet if (!MATHML.ParseXML) {MATHML.ParseXML = MATHML.createParser()} MATHML.ctopXSLT = new XSLTProcessor(); MATHML.ctopXSLT.importStylesheet(MATHML.ParseXML(ctopStylesheet)); } else if (MathJax.Hub.Browser.isMSIE) { // nonstandard methods for Internet Explorer if (MathJax.Hub.Browser.versionAtLeast("9.0")) { // For Internet Explorer >= 9, use createProcessor ctop = new ActiveXObject("Msxml2.FreeThreadedDOMDocument"); ctop.loadXML(ctopStylesheet); var xslt = new ActiveXObject("Msxml2.XSLTemplate"); xslt.stylesheet = ctop; MATHML.ctopXSLT = { ctop: xslt.createProcessor(), transformToDocument: function(doc) { this.ctop.input = doc; this.ctop.transform(); return this.ctop.output; } } } else { // For Internet Explorer <= 8, use transformNode ctop = MATHML.createMSParser(); ctop.async = false; ctop.loadXML(ctopStylesheet); MATHML.ctopXSLT = { ctop: ctop, transformToDocument: function(doc) { return doc.documentElement.transformNode(this.ctop); } } } } else { // No XSLT support. Do not change the content. MATHML.ctopXSLT = null; } MathJax.Hub.Startup.signal.Post("MathML content-mathml Ready"); }); MathJax.Ajax.loadComplete("[MathJax]/extensions/MathML/content-mathml.js");