+++ /dev/null
-/*
- * extensions/HTML.js
- *
- * Part of the jsMath package for mathematics on the web.
- *
- * This file implements a number of HTML-specific extensions to TeX,
- * including \color, \style, \class, \unicode, etc. It will be loaded
- * automatically when needed, or can be loaded by
- *
- * jsMath.Extension.Require('HTML');
- *
- * ---------------------------------------------------------------------
- *
- * Copyright 2005-2006 by Davide P. Cervone
- *
- * 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.
- */
-
-/********************************************************************/
-
-jsMath.Package(jsMath.Parser,{
-
- macros: {
- color: 'Color',
- href: 'Href',
- 'class': 'Class',
- style: 'Style',
- cssId: 'CSSId',
- unicode: 'Unicode'
- },
-
- /*
- * Show the argument in a particular color
- */
- Color: function (name) {
- var color = this.GetArgument(this.cmd+name); if (this.error) return;
- this.CheckHTML(color,name); if (this.error) return;
- // check that it looks like a color?
- this.AddHTML(name,['<span style="color: '+color+'">','</span>']);
- },
-
- /*
- * Make the argument be a link
- */
- Href: function (name) {
- var href = this.GetArgument(this.cmd+name); if (this.error) return;
- this.CheckHTML(href,name); if (this.error) return;
- this.AddHTML(name,['<a class="link" href="'+href+'">','</a>']);
- },
-
- /*
- * Apply a CSS class to the argument
- */
- Class: function (name) {
- var clss = this.GetArgument(this.cmd+name); if (this.error) return;
- this.CheckHTML(clss,name); if (this.error) return;
- this.AddHTML(name,['<span class="'+clss+'">','</span>']);
- },
-
- /*
- * Apply a CSS style to the argument
- */
- Style: function (name) {
- var style = this.GetArgument(this.cmd+name); if (this.error) return;
- this.CheckHTML(style,name); if (this.error) return;
- this.AddHTML(name,['<span style="'+style+'">','</span>']);
- },
-
- /*
- * Add a CSS element ID to the argument
- */
- CSSId: function (name) {
- var id = this.GetArgument(this.cmd+name); if (this.error) return;
- this.CheckHTML(id,name); if (this.error) return;
- this.AddHTML(name,['<span id="'+id+'">','</span>']);
- },
-
- /*
- * Insert some raw HTML around the argument (this will not affect
- * the spacing or other TeX features)
- */
- AddHTML: function (name,params) {
- var data = this.mlist.data;
- var arg = this.GetArgument(this.cmd+name); if (this.error) return;
- arg = jsMath.Parse(arg,data.font,data.size,data.style);
- if (arg.error) {this.Error(arg); return}
- this.mlist.Add(jsMath.mItem.HTML(params[0]));
- for (var i = 0; i < arg.mlist.Length(); i++) {this.mlist.Add(arg.mlist.Get(i))}
- this.mlist.Add(jsMath.mItem.HTML(params[1]));
- },
-
- CheckHTML: function (data,name) {
- if (data.match(/[<>&"]/))
- {this.Error("Can't include raw HTML in first argument of "+this.cmd+name)}
- },
-
- /*
- * Insert a unicode reference as an Ord atom. Its argument should
- * be the unicode code point, e.g. \unicode{8211}, or \unicode{x203F}.
- * You can also specify the height (offset from the x height) and depth
- * in ems, together with a CSS class for the character, e.g.,
- * \unicode{8211,class,.2,-.3}
- */
- Unicode: function (name) {
- var arg = this.GetArgument(this.cmd+name); if (this.error) return;
- this.CheckHTML(arg,name); if (this.error) return;
- arg = arg.split(','); arg[0] = '&#'+arg[0]+';';
- if (!arg[1]) {arg[1] = 'normal'}
- this.mlist.Add(jsMath.mItem.TextAtom('ord',arg[0],arg[1],arg[2],arg[3]));
- }
-
-});