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File:  [LON-CAPA] / loncom / html / adm / jsMath / plugins / noCache.js
Revision 1.1: download - view: text, annotated - select for diffs
Wed May 17 22:23:23 2006 UTC (18 years, 2 months ago) by albertel
Branches: MAIN
CVS tags: version_2_9_X, version_2_9_99_0, version_2_9_1, version_2_9_0, version_2_8_X, version_2_8_99_1, version_2_8_99_0, version_2_8_2, version_2_8_1, version_2_8_0, version_2_7_X, version_2_7_99_1, version_2_7_99_0, version_2_7_1, version_2_7_0, version_2_6_X, version_2_6_99_1, version_2_6_99_0, version_2_6_3, version_2_6_2, version_2_6_1, version_2_6_0, version_2_5_X, version_2_5_99_1, version_2_5_99_0, version_2_5_2, version_2_5_1, version_2_5_0, version_2_4_X, version_2_4_99_0, version_2_4_2, version_2_4_1, version_2_4_0, version_2_3_X, version_2_3_99_0, version_2_3_2, version_2_3_1, version_2_3_0, version_2_2_X, version_2_2_99_1, version_2_2_99_0, version_2_2_2, version_2_2_1, version_2_2_0, version_2_1_X, version_2_1_99_3, version_2_1_99_2, version_2_1_99_1, version_2_1_99_0, version_2_12_X, version_2_11_X, version_2_11_5, version_2_11_4_uiuc, version_2_11_4_msu, version_2_11_4, version_2_11_3_uiuc, version_2_11_3_msu, version_2_11_3, version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2, version_2_11_1, version_2_11_0_RC3, version_2_11_0_RC2, version_2_11_0_RC1, version_2_11_0, version_2_10_X, version_2_10_1, version_2_10_0_RC2, version_2_10_0_RC1, version_2_10_0, loncapaMITrelate_1, language_hyphenation_merge, language_hyphenation, bz6209-base, bz6209, bz5969, bz2851, PRINT_INCOMPLETE_base, PRINT_INCOMPLETE, HEAD, GCI_3, GCI_2, GCI_1, BZ5971-printing-apage, BZ5434-fox, BZ4492-merge, BZ4492-feature_horizontal_radioresponse
- adding new jsMath 3.3 files

    1: /*
    2:  *  noCache.js
    3:  *  
    4:  *  Part of the jsMath package for mathematics on the web.
    5:  *
    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.
    9:  *
   10:  *  ---------------------------------------------------------------------
   11:  *
   12:  *  Copyright 2006 by Davide P. Cervone
   13:  * 
   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
   17:  * 
   18:  *      http://www.apache.org/licenses/LICENSE-2.0
   19:  * 
   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.
   25:  */
   26: 
   27: jsMath.Add(jsMath,{
   28: 
   29:   /*
   30:    *  Get the width and height (in ems) of an HTML string
   31:    */
   32:   EmBoxFor: function (s) {
   33:     var bbox = this.BBoxFor(s);
   34:     return {w: bbox.w/this.em, h: bbox.h/this.em};
   35:   },
   36: 
   37:   /*
   38:    *  For browsers that don't handle sizes of italics properly (MSIE)
   39:    */
   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;
   45:     }
   46:     return {w: bbox.w/this.em, h: bbox.h/this.em};
   47:   }
   48:   
   49: });
   50: 
   51: jsMath.Add(jsMath.Translate,{
   52: 
   53:   /*
   54:    *  Typeset a string in \textstyle and return the HTML for it
   55:    */
   56:   TextMode: function (s) {
   57:     var parse = jsMath.Parse(s,null,null,'T');
   58:     parse.Atomize();
   59:     return parse.Typeset();
   60:   },
   61: 
   62:   /*
   63:    *  Typeset a string in \displaystyle and return the HTML for it
   64:    */
   65:   DisplayMode: function (s) {
   66:     var parse = jsMath.Parse(s,null,null,'D');
   67:     parse.Atomize();
   68:     return parse.Typeset();
   69:   }
   70: 
   71: });
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