4 * Part of the jsMath package for mathematics on the web.
6 * This file disables the equation cache that jsMath uses to
7 * store the typeset versions of TeX code so that common expressions
8 * won't need to be re-typeset.
10 * ---------------------------------------------------------------------
12 * Copyright 2006 by Davide P. Cervone
14 * Licensed under the Apache License, Version 2.0 (the "License");
15 * you may not use this file except in compliance with the License.
16 * You may obtain a copy of the License at
18 * http://www.apache.org/licenses/LICENSE-2.0
20 * Unless required by applicable law or agreed to in writing, software
21 * distributed under the License is distributed on an "AS IS" BASIS,
22 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
23 * See the License for the specific language governing permissions and
24 * limitations under the License.
30 * Get the width and height (in ems) of an HTML string
32 EmBoxFor: function (s) {
33 var bbox = this.BBoxFor(s);
34 return {w: bbox.w/this.em, h: bbox.h/this.em};
38 * For browsers that don't handle sizes of italics properly (MSIE)
40 EmBoxForItalics: function (s) {
41 var bbox = this.BBoxFor(s);
42 if (s.match(/<i>|class=\"(icm|italic|igreek|iaccent)/i)) {
43 bbox.w = this.BBoxFor(s+jsMath.Browser.italicString).w
44 - jsMath.Browser.italicCorrection;
46 return {w: bbox.w/this.em, h: bbox.h/this.em};
51 jsMath.Add(jsMath.Translate,{
54 * Typeset a string in \textstyle and return the HTML for it
56 TextMode: function (s) {
57 var parse = jsMath.Parse(s,null,null,'T');
59 return parse.Typeset();
63 * Typeset a string in \displaystyle and return the HTML for it
65 DisplayMode: function (s) {
66 var parse = jsMath.Parse(s,null,null,'D');
68 return parse.Typeset();