mathjax/unpacked/extensions/TeX/boldsymbol.js

76 lines
2.5 KiB
JavaScript

/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*************************************************************
*
* MathJax/extensions/TeX/boldsymbol.js
*
* Implements the \boldsymbol{...} command to make bold
* versions of all math characters (not just variables).
*
* ---------------------------------------------------------------------
*
* Copyright (c) 2009-2018 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["TeX/boldsymbol"] = {
version: "2.7.4"
};
MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
var MML = MathJax.ElementJax.mml;
var TEX = MathJax.InputJax.TeX;
var TEXDEF = TEX.Definitions;
var BOLDVARIANT = {};
BOLDVARIANT[MML.VARIANT.NORMAL] = MML.VARIANT.BOLD;
BOLDVARIANT[MML.VARIANT.ITALIC] = MML.VARIANT.BOLDITALIC;
BOLDVARIANT[MML.VARIANT.FRAKTUR] = MML.VARIANT.BOLDFRAKTUR;
BOLDVARIANT[MML.VARIANT.SCRIPT] = MML.VARIANT.BOLDSCRIPT;
BOLDVARIANT[MML.VARIANT.SANSSERIF] = MML.VARIANT.BOLDSANSSERIF;
BOLDVARIANT["-tex-caligraphic"] = "-tex-caligraphic-bold";
BOLDVARIANT["-tex-oldstyle"] = "-tex-oldstyle-bold";
TEXDEF.Add({macros: {boldsymbol: 'Boldsymbol'}},null,true);
TEX.Parse.Augment({
mmlToken: function (token) {
if (this.stack.env.boldsymbol) {
var variant = token.Get("mathvariant");
if (variant == null) {token.mathvariant = MML.VARIANT.BOLD}
else {token.mathvariant = (BOLDVARIANT[variant]||variant)}
}
return token;
},
Boldsymbol: function (name) {
var boldsymbol = this.stack.env.boldsymbol,
font = this.stack.env.font;
this.stack.env.boldsymbol = true;
this.stack.env.font = null;
var mml = this.ParseArg(name);
this.stack.env.font = font;
this.stack.env.boldsymbol = boldsymbol;
this.Push(mml);
}
});
MathJax.Hub.Startup.signal.Post("TeX boldsymbol Ready");
});
MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/boldsymbol.js");