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boldsymbol.js (2609B)

      1 /* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
      2 /* vim: set ts=2 et sw=2 tw=80: */
      3 
      4 /*************************************************************
      5  *
      6  *  MathJax/extensions/TeX/boldsymbol.js
      7  *  
      8  *  Implements the \boldsymbol{...} command to make bold
      9  *  versions of all math characters (not just variables).
     10  *
     11  *  ---------------------------------------------------------------------
     12  *  
     13  *  Copyright (c) 2009-2015 The MathJax Consortium
     14  * 
     15  *  Licensed under the Apache License, Version 2.0 (the "License");
     16  *  you may not use this file except in compliance with the License.
     17  *  You may obtain a copy of the License at
     18  * 
     19  *      http://www.apache.org/licenses/LICENSE-2.0
     20  * 
     21  *  Unless required by applicable law or agreed to in writing, software
     22  *  distributed under the License is distributed on an "AS IS" BASIS,
     23  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     24  *  See the License for the specific language governing permissions and
     25  *  limitations under the License.
     26  */
     27 
     28 MathJax.Extension["TeX/boldsymbol"] = {
     29   version: "2.6.0"
     30 };
     31 
     32 MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
     33   
     34   var MML = MathJax.ElementJax.mml;
     35   var TEX = MathJax.InputJax.TeX;
     36   var TEXDEF = TEX.Definitions;
     37   
     38   var BOLDVARIANT = {};
     39   BOLDVARIANT[MML.VARIANT.NORMAL]    = MML.VARIANT.BOLD;
     40   BOLDVARIANT[MML.VARIANT.ITALIC]    = MML.VARIANT.BOLDITALIC;
     41   BOLDVARIANT[MML.VARIANT.FRAKTUR]   = MML.VARIANT.BOLDFRAKTUR;
     42   BOLDVARIANT[MML.VARIANT.SCRIPT]    = MML.VARIANT.BOLDSCRIPT;
     43   BOLDVARIANT[MML.VARIANT.SANSSERIF] = MML.VARIANT.BOLDSANSSERIF;
     44   BOLDVARIANT["-tex-caligraphic"]    = "-tex-caligraphic-bold";
     45   BOLDVARIANT["-tex-oldstyle"]       = "-tex-oldstyle-bold";
     46   
     47   TEXDEF.Add({macros: {boldsymbol: 'Boldsymbol'}},null,true);
     48   
     49   TEX.Parse.Augment({
     50     mmlToken: function (token) {
     51       if (this.stack.env.boldsymbol) {
     52         var variant = token.Get("mathvariant");
     53         if (variant == null) {token.mathvariant = MML.VARIANT.BOLD}
     54         else {token.mathvariant = (BOLDVARIANT[variant]||variant)}
     55       }
     56       return token;
     57     },
     58     
     59     Boldsymbol: function (name) {
     60       var boldsymbol = this.stack.env.boldsymbol,
     61           font = this.stack.env.font;
     62       this.stack.env.boldsymbol = true;
     63       this.stack.env.font = null;
     64       var mml = this.ParseArg(name);
     65       this.stack.env.font = font;
     66       this.stack.env.boldsymbol = boldsymbol;
     67       this.Push(mml);
     68     }
     69   });
     70   
     71   MathJax.Hub.Startup.signal.Post("TeX boldsymbol Ready");
     72 
     73 });
     74 
     75 MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/boldsymbol.js");