--- loncom/html/adm/jsMath/jsMath.js 2005/12/07 18:57:45 1.2 +++ loncom/html/adm/jsMath/jsMath.js 2006/03/27 19:32:07 1.3 @@ -9,5887 +9,42 @@ * http://www.math.union.edu/locate/jsMath * * for the latest version, and for documentation on how to use jsMath. - * - * Copyright (c) 2004-2005 by Davide P. Cervone. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - *****************************************************************************/ - -/* - * Prevent running everything again if this file is loaded twice - */ -if (!jsMath || !jsMath.loaded) { -var jsMath_old = jsMath; // save user customizations - -// -// debugging routine -// -function ShowObject (obj,spaces) { - var s = ''; if (!spaces) {spaces = ""} - for (var i in obj) { - if (obj[i] != null) { - if (typeof(obj[i]) == "object") { - s += spaces + i + ": {\n" - + ShowObject(obj[i],spaces + ' ') - + spaces + "}\n"; - } else if (typeof(obj[i]) != "function") { - s += spaces + i + ': ' + obj[i] + "\n"; - } - } - } - return s; -} - -/***************************************************************************/ -// -// Check for DOM support -// -if (!document.getElementById || !document.childNodes || !document.createElement) { - alert('The mathematics on this page requires W3C DOM support in its JavaScript. ' - + 'Unfortunately, your browser doesn\'t seem to have this.'); -} else { - -/***************************************************************************/ - -var jsMath = { - - version: "2.4b", // change this if you edit the file - - // - // Name of image files - // - blank: "blank.gif", - - defaultH: 0, // default height for characters with none specified - - // Font sizes for \tiny, \small, etc. (must match styles below) - sizes: [50, 60, 70, 85, 100, 120, 144, 173, 207, 249], - - // - // The styles needed for the TeX fonts - // - styles: { - '.size0': 'font-size: 50%', // tiny (\scriptscriptsize) - '.size1': 'font-size: 60%', // (50% of \large for consistency) - '.size2': 'font-size: 70%', // scriptsize - '.size3': 'font-size: 85%', // small (70% of \large for consistency) - '.size4': 'font-size: 100%', // normalsize - '.size5': 'font-size: 120%', // large - '.size6': 'font-size: 144%', // Large - '.size7': 'font-size: 173%', // LARGE - '.size8': 'font-size: 207%', // huge - '.size9': 'font-size: 249%', // Huge - - '.cmr10': 'font-family: cmr10, serif', - '.cmbx10': 'font-family: cmbx10, cmr10', - '.cmti10': 'font-family: cmti10, cmr10', - '.cmmi10': 'font-family: cmmi10', - '.cmsy10': 'font-family: cmsy10', - '.cmex10': 'font-family: cmex10', - - '.math': 'font-family: serif; font-style: normal; font-weight: normal', - '.typeset': 'font-family: serif; font-style: normal; font-weight: normal', - '.normal': 'font-family: serif; font-style: normal; font-weight: normal; ' - + 'padding:0px; border:0px; margin:0px;', - 'span.typeset': '', - 'div.typeset': 'text-align: center; margin: 1em 0px;', - '.mathlink': 'text-decoration: none', - '.mathHD': 'border-width:0px; width: 1px; margin-right: -1px', - - '.error': 'font-size: 10pt; font-style: italic; ' - + 'background-color: #FFFFCC; padding: 1px; ' - + 'border: 1px solid #CC0000', - - '.jsM_panel': 'position:fixed; bottom:1.5em; right:1.5em; padding: 10px 20px; ' - + 'background-color:#DDDDDD; border: outset 2px; ' - + 'z-index:103; width:auto;', - '.jsM_button': 'position:fixed; bottom:1px; right:2px; background-color:white; ' - + 'border: solid 1px #959595; margin:0px; padding: 0px 3px 1px 3px; ' - + 'z-index:102; color:black; text-decoration:none; font-size:x-small; width:auto;', - '.jsM_float': 'position:absolute; top:0px; left:0px; max-width:80%; ' - + 'z-index:101; width:auto; height:auto;', - '.jsM_drag': 'background-color:#DDDDDD; border: outset 1px; height:12px; font-size: 1px;', - '.jsM_close': 'background-color:#E6E6E6; border: inset 1px; width:8px; height:8px; margin: 1px 2px;', - '.jsM_source': 'background-color:#E2E2E2; border: outset 1px; ' - + 'width:auto; height:auto; padding: 8px 15px; ' - + 'font-family: courier, fixed; font-size: 90%', - '.jsM_noFont': 'text-align: center; padding: 10px 20px; border: 3px solid #DD0000; ' - + ' background-color: #FFF8F8; color: #AA0000; font-size:small; width:auto;', - '.jsM_fontLink': 'padding: 0px 5px 2px 5px; text-decoration:none; color:black;' - + ' border: 2px outset; background-color:#E8E8E8; font-size:80%; width:auto;' - }, - - - /***************************************************************************/ - - /* - * Get the width and height (in pixels) of an HTML string - */ - BBoxFor: function (s) { - this.hidden.innerHTML = ''+s+''; - var bbox = {w: this.hidden.offsetWidth, h: this.hidden.offsetHeight}; - this.hidden.innerHTML = ''; - return bbox; - }, - - /* - * Get the width and height (in ems) of an HTML string - */ - EmBoxFor: function (s) { - var bbox = this.BBoxFor(s); - return {w: bbox.w/this.em, h: bbox.h/this.em}; - }, - - /* - * For browsers that don't handle sizes of italics properly (MSIE) - */ - EmBoxForItalics: function (s) { - var bbox = this.BBoxFor(s); - if (s.match(/|CLASS="icm/i)) { - bbox.w = this.BBoxFor(s+jsMath.Browser.italicString).w - - jsMath.Browser.italicCorrection; - } - return {w: bbox.w/this.em, h: bbox.h/this.em}; - }, - - /* - * Initialize jsMath. This determines the em size, and a variety - * of other parameters used throughout jsMath. - */ - Init: function () { - if (jsMath.Setup.inited != 1) { - if (jsMath.Setup.inited) { - alert("It looks like jsMath failed to set up properly."); - } else { - alert("You must call jsMath.Setup.Body() explicitly when jsMath is" + - "loaded as part of the section"); - } - jsMath.Setup.Init(); // may fail to load fallback files properly - } - this.em = this.BBoxFor('').w/10; - if (jsMath.Browser.italicString) - jsMath.Browser.italicCorrection = jsMath.BBoxFor(jsMath.Browser.italicString).w; - if (jsMath.Browser.hiddenSpace != '') { - jsMath.Browser.spaceWidth = - this.EmBoxFor(jsMath.Browser.hiddenSpace + - jsMath.Browser.hiddenSpace + - jsMath.Browser.hiddenSpace + - jsMath.Browser.hiddenSpace + - jsMath.Browser.hiddenSpace).w/5; - } - var bb = this.BBoxFor('x'); var h = bb.h; - var d = this.BBoxFor('x').h - h; - this.h = (h-d)/this.em; this.d = d/this.em; - this.hd = this.h + this.d; - this.xWidth = bb.w; // used to tell if scale has changed - - this.Setup.TeXfonts(); - - var x_height = this.EmBoxFor('M').w/2; - this.TeX.M_height = x_height*(26/14); - this.TeX.h = this.h; this.TeX.d = this.d; this.TeX.hd = this.hd; - - this.Img.Scale(); - if (!this.initialized) { - this.Setup.Sizes(); - this.Img.UpdateFonts(); - } - - // factor for \big and its brethren - this.p_height = (this.TeX.cmex10[0].h + this.TeX.cmex10[0].d) / .85; - - this.initialized = 1; - }, - - /* - * Get the xWidth size and if it has changed, reinitialize the sizes - */ - ReInit: function () { - var w = this.BBoxFor('x').w; - if (w != this.xWidth) {this.Init()} - }, - - /* - * Mark jsMath as loaded and copy any user-provided overrides - */ - Loaded: function () { - this.Insert(jsMath,jsMath_old); - jsMath_old = null; - jsMath.loaded = 1; - }, - - /* - * Manage JavaScript objects: - * - * Add: add/replace items in an object - * Insert: add items to an object - * Package: add items to an object prototype - */ - Add: function (dst,src) {for (var id in src) {dst[id] = src[id]}}, - Insert: function (dst,src) { - for (var id in src) { - if (dst[id] && typeof(src[id]) == 'object' - && (typeof(dst[id]) == 'object' - || typeof(dst[id]) == 'function')) { - this.Insert(dst[id],src[id]); - } else { - dst[id] = src[id]; - } - } - }, - Package: function (obj,def) {this.Insert(obj.prototype,def)} - -} - -/***************************************************************************/ - -/* - * Miscellaneous setup and initialization - */ -jsMath.Setup = { - - /* - * Insert a DIV at the top of the page with given ID, - * attributes, and style settings - */ - TopHTML: function (id,attributes,styles) { - try { - var div = document.createElement('div'); - div.setAttribute("id",'jsMath.'+id); - for (var i in attributes) { - div.setAttribute(i,attributes[i]); - if (i == "class") {div.setAttribute('className',attributes[i])} // MSIE - } - for (var i in styles) {div.style[i]= styles[i]} - if (!document.body.hasChildNodes) {document.body.appendChild(div)} - else {document.body.insertBefore(div,document.body.firstChild)} - } catch (err) { - var html = '
'); - }, - - /* - * Use a hidden
for measuring the BBoxes of things - */ - HTML: function () { - jsMath.hidden = this.TopHTML("Hidden",{'class':"normal"},{ - position:"absolute", top:0, left:0, border:0, padding:0, margin:0 - }); - jsMath.hiddenTop = jsMath.hidden; - return; - }, - - /* - * Find the root URL for the jsMath files (so we can load - * the other .js and .gif files) - */ - Source: function () { - var script = document.getElementsByTagName('SCRIPT'); - if (script) { - for (var i = 0; i < script.length; i++) { - var src = script[i].src; - if (src && src.match('(^|/)jsMath.js$')) { - jsMath.root = src.replace(/jsMath.js$/,''); - jsMath.Img.root = jsMath.root + "fonts/"; - jsMath.blank = jsMath.root + jsMath.blank; - this.Domain(); - return; - } - } - } - jsMath.root = ''; jsMath.Img.root = "fonts/"; - }, - - /* - * Find the most restricted common domain for the main - * page and jsMath. Report an error if jsMath is outside - * the domain of the calling page. - */ - Domain: function () { - var jsDomain = ''; var pageDomain = document.domain; - if (jsMath.root.match('://([^/]*)/')) {jsDomain = RegExp.$1} - jsDomain = jsDomain.replace(/:\d+$/,''); - if (jsDomain == "" || jsDomain == pageDomain) return; - // - // MSIE on the Mac can't change document.domain and 'try' won't - // catch the error (Grrr!), so exit for them - // - if (navigator.appName == 'Microsoft Internet Explorer' && - navigator.platform == 'MacPPC' && navigator.onLine && - navigator.userProfile && document.all) return; - jsDomain = jsDomain.split(/\./); pageDomain = pageDomain.split(/\./); - if (jsDomain.length < 2 || pageDomain.length < 2 || - jsDomain[jsDomain.length-1] != pageDomain[pageDomain.length-1] || - jsDomain[jsDomain.length-2] != pageDomain[pageDomain.length-2]) { - this.DomainWarning(); - return; - } - var domain = jsDomain[jsDomain.length-2] + '.' + jsDomain[jsDomain.length-1]; - for (var i = 3; i <= jsDomain.length && i <= pageDomain.length; i++) { - if (jsDomain[jsDomain.length-i] != pageDomain[pageDomain.length-i]) break; - domain = jsDomain[jsDomain.length-i] + '.' + domain; - } - document.domain = domain; - }, - - DomainWarning: function () { - alert("In order for jsMath to be able to load the additional " - + "components that it may need, the jsMath.js file must be " - + "loaded from a server in the same domain as the page that " - + "contains it. Because that is not the case for this page, " - + "the mathematics displayed here may not appear correctly."); - }, - - /* - * Look up the default height and depth for a TeX font - * and set the skewchar - */ - TeXfont: function (name) { - var font = jsMath.TeX[name]; - var WH = jsMath.EmBoxFor(''+font[65].c+''); - font.hd = WH.h; - font.d = jsMath.EmBoxFor(''+ font[65].c + - '').h - - font.hd; - font.h = font.hd - font.d; - font.dh = .05; if (jsMath.browser == 'Safari') {font.hd *= 2}; - if (name == 'cmmi10') {font.skewchar = 0177} - else if (name == 'cmsy10') {font.skewchar = 060} - }, - - /* - * Init all the TeX fonts - */ - TeXfonts: function () { - for (var i = 0; i < jsMath.TeX.fam.length; i++) - {if (jsMath.TeX.fam[i]) {this.TeXfont(jsMath.TeX.fam[i])}} - }, - - /* - * Compute font parameters for various sizes - */ - Sizes: function () { - jsMath.TeXparams = []; - for (var j=0; j < jsMath.sizes.length; j++) {jsMath.TeXparams[j] = {}} - for (var i in jsMath.TeX) { - if (typeof(jsMath.TeX[i]) != 'object') { - for (var j=0; j < jsMath.sizes.length; j++) { - jsMath.TeXparams[j][i] = jsMath.sizes[j]*jsMath.TeX[i]/100; - } - } - } - }, - - - /* - * Send the style definitions to the browser (these may be adjusted - * by the browser-specific code) - */ - Styles: function (styles) { - if (!styles) { - styles = jsMath.styles; - styles['.jsM_scale'] = 'font-size:'+jsMath.Controls.cookie.scale+'%'; - } - document.writeln(''); - }, - - /* - * Do the initialization that requires the BODY to be in place. - * (called automatically if the jsMath.js file is loaded in the - * BODY, but must be called explicitly if it is in the HEAD). - */ - Body: function () { - if (this.inited) return; - - this.inited = -1; - - jsMath.Setup.HTML(); - jsMath.Setup.Source(); - jsMath.Browser.Init(); - jsMath.Controls.Init(); - jsMath.Click.Init(); - jsMath.Setup.Styles(); - - jsMath.Setup.User(); // do user-specific initialization - - //make sure browser-specific loads are done before this - document.write(''); - - this.inited = 1; - }, - - /* - * Web page author can override this to do initialization - * that must be done before the font check is performed - */ - User: function () {} - -}; - -jsMath.Update = { - - /* - * Update specific parameters for a limited number of font entries - */ - TeXfonts: function (change) { - for (var font in change) { - for (var code in change[font]) { - for (var id in change[font][code]) { - jsMath.TeX[font][code][id] = change[font][code][id]; - } - } - } - }, - - /* - * Update the character code for every character in a list - * of fonts - */ - TeXfontCodes: function (change) { - for (var font in change) { - for (var i = 0; i < change[font].length; i++) { - jsMath.TeX[font][i].c = change[font][i]; - } - } - }, - - /* - * Add a collection of styles to the style list - */ - Styles: function (styles) { - for (var i in styles) {jsMath.styles[i] = styles[i]} - } - -}; - -/***************************************************************************/ - -/* - * Implement browser-specific checks - */ - -jsMath.Browser = { - - allowAbsolute: 1, // tells if browser can nest absolutely positioned - // SPANs inside relative SPANs - allowAbsoluteDelim: 0, // OK to use absolute placement for building delims? - separateSkips: 0, // MSIE doesn't do negative left margins, and - // Netscape doesn't combine skips well - - msieSpaceFix: '', // for MSIE spacing bug fix - msieCenterBugFix: '', // for MSIE centering bug with image fonts - msieInlineBlockFix: '', // for MSIE alignment bug in non-quirks mode - imgScale: 1, // MSI scales images for 120dpi screens, so compensate - - renameOK: 1, // tells if brower will find a tag whose name - // has been set via setAttributes - - delay: 1, // delay for asynchronous math processing - - spaceWidth: 0, // Konqueror space fix - hiddenSpace: "", // ditto - valignBug: 0, // Konqueror doesn't nest vertical-align - - operaHiddenFix: '', // for Opera to fix bug with math in tables - - /* - * Determine if the "top" of a is always at the same height - * or varies with the height of the rest of the line (MSIE). - */ - TestSpanHeight: function () { - jsMath.hidden.innerHTML = ''; - var span = jsMath.hidden.getElementsByTagName('SPAN')[0]; - var img = jsMath.hidden.getElementsByTagName('IMG')[0]; - this.spanHeightVaries = (span.offsetHeight == img.offsetHeight); - jsMath.hidden.innerHTML = ''; - }, - - /* - * Determine if the NAME attribute of a tag can be changed - * using the setAttribute function, and then be properly - * returned by getElementByName. - */ - TestRenameOK: function () { - jsMath.hidden.innerHTML = ''; - var test = document.getElementById('jsMath.test'); - test.setAttribute('NAME','jsMath_test'); - this.renameOK = (document.getElementsByName('jsMath_test').length > 0); - jsMath.hidden.innerHTML = ''; - }, - - /* - * Test for browser characteristics, and adjust things - * to overcome specific browser bugs - */ - Init: function () { - jsMath.browser = 'unknown'; - this.TestSpanHeight(); - this.TestRenameOK(); - - this.MSIE(); - this.Mozilla(); - this.Opera(); - this.OmniWeb(); - this.Safari(); - this.Konqueror(); - - // - // Change some routines depending on the browser - // - if (this.allowAbsoluteDelim) { - jsMath.Box.DelimExtend = jsMath.Box.DelimExtendAbsolute; - jsMath.Box.Layout = jsMath.Box.LayoutAbsolute; - } else { - jsMath.Box.DelimExtend = jsMath.Box.DelimExtendRelative; - jsMath.Box.Layout = jsMath.Box.LayoutRelative; - } - - if (this.separateSkips) { - jsMath.HTML.Place = jsMath.HTML.PlaceSeparateSkips; - jsMath.Typeset.prototype.Place = jsMath.Typeset.prototype.PlaceSeparateSkips; - } - }, - - // - // Handle bug-filled Internet Explorer - // - MSIE: function () { - if (this.spanHeightVaries) { - jsMath.browser = 'MSIE'; - if (navigator.platform == 'Win32') { - jsMath.Update.TeXfonts({ - cmr10: {'10': {c: 'Ω', tclass: 'normal'}}, - cmmi10: { - '10': {c: 'Ω', tclass: 'normal'}, - '126': {c: '~'} - }, - cmsy10: { - '10': {c: '⊗', tclass: 'arial'}, - '55': {c: '7'} - }, - cmex10: {'10': {c: 'D'}}, - cmti10: {'10': {c: 'Ω', tclass: 'normal'}}, - cmbx10: {'10': {c: 'Ω', tclass: 'normal'}} - }); - this.allowAbsoluteDelim = 1; - this.separateSkips = 1; - this.buttonCheck = 1; - this.msieDivWidthBug = 1; - this.msieFontBug = 1; this.msieIntegralBug = 1; - this.msieAlphaBug = 1; this.alphaPrintBug = 1; - this.msieCenterBugFix = 'position:relative; '; - this.msieSpaceFix = ''; - this.msieInlineBlockFix = ' display: inline-block;'; - jsMath.Macro('joinrel','\\mathrel{\\kern-5mu}'), - jsMath.styles['.arial'] = "font-family: 'Arial unicode MS'"; - // MSIE doesn't implement fixed positioning, so use absolute - jsMath.styles['.jsM_panel'] = - jsMath.styles['.jsM_panel'].replace(/position:fixed/,"position:absolute").replace(/width:auto/,""); - jsMath.styles['.jsM_button'] = 'width:1px; ' - + jsMath.styles['.jsM_button'].replace(/position:fixed/,"position:absolute").replace(/width:auto/,""); - window.onscroll = jsMath.Controls.MoveButton; - // MSIE will rescale images if the DPIs differ - if (screen.deviceXDPI && screen.logicalXDPI - && screen.deviceXDPI != screen.logicalXDPI) { - this.imgScale *= screen.logicalXDPI/screen.deviceXDPI; - jsMath.Controls.cookie.alpha = 0; - } - // Handle bug with getting width of italic text - this.italicString = 'x'; - jsMath.EmBoxFor = jsMath.EmBoxForItalics; - } else if (navigator.platform == 'MacPPC') { - this.msieAbsoluteBug = 1; this.msieButtonBug = 1; - this.msieDivWidthBug = 1; - jsMath.Setup.Script('jsMath-msie-mac.js'); - jsMath.Parser.prototype.macros.angle = ['Replace','ord','‹','normal']; - jsMath.styles['.jsM_panel'] = 'width:25em; ' + jsMath.styles['.jsM_panel'].replace(/width:auto/,""); - jsMath.styles['.jsM_button'] = 'width:1px; ' + jsMath.styles['.jsM_button'].replace(/width:auto/,""); - } - jsMath.Macro('not','\\mathrel{\\rlap{\\kern3mu/}}'); - } - }, - - // - // Handle Netscape/Mozilla (any flavor) - // - Mozilla: function () { - if (jsMath.hidden.ATTRIBUTE_NODE) { - jsMath.browser = 'Mozilla'; - if (navigator.platform == 'MacPPC') { - jsMath.Update.TeXfonts({ - cmr10: {'10': {c: 'Ω', tclass: 'normal'}}, - cmmi10: {'10': {c: 'Ω', tclass: 'normal'}}, - cmsy10: {'10': {c: '⊗', tclass: 'normal'}}, - cmex10: {'10': {c: 'D'}}, - cmti10: {'10': {c: 'Ω', tclass: 'normal'}}, - cmbx10: {'10': {c: 'Ω', tclass: 'normal'}} - }); - } else { - jsMath.Setup.Script('jsMath-mozilla.js'); - this.alphaPrintBug = 1; - } - for (var i = 0; i < jsMath.TeX.fam.length; i++) { - if (jsMath.TeX.fam[i]) - {jsMath.styles['.'+jsMath.TeX.fam[i]] += '; position: relative'} - } - this.allowAbsoluteDelim = 1; - this.separateSkips = 1; - jsMath.Macro('not','\\mathrel{\\rlap{\\kern3mu/}}'); - } - }, - - // - // Handle OmniWeb - // - OmniWeb: function () { - if (navigator.accentColorName) { - jsMath.browser = 'OmniWeb'; - this.allowAbsolute = !navigator.userAgent.match("OmniWeb/v4"); - this.allowAbsoluteDelim = this.allowAbsolute; - this.buttonCheck = 1; - } - }, - - // - // Handle Opera - // - Opera: function () { - if (navigator.appName == 'Opera' || navigator.userAgent.match(" Opera ")) { - jsMath.browser = 'Opera'; - jsMath.Update.TeXfonts({ - cmr10: { - '10': {c: 'Ω', tclass: 'normal'}, - '20': {c: 'ˇ', tclass: 'normal'} - }, - cmmi10: { - '10': {c: 'Ω', tclass: 'normal'}, - '20': {c: 'κ', tclass: 'normal'} - }, - cmsy10: { - '10': {c: '⊗', tclass: 'normal'}, - '20': {c: '≤', tclass: 'normal'} - }, - cmex10: { - '10': {c: 'D'}, - '20': {c: '"'} - }, - cmti10: { - '10': {c: 'Ω', tclass: 'normal'}, - '20': {c: 'ˇ', tclass: 'normal'} - }, - cmbx10: { - '10': {c: 'Ω', tclass: 'normal'}, - '20': {c: 'ˇ', tclass: 'normal'} - } - }); - this.allowAbsolute = 0; - this.delay = 10; - this.operaHiddenFix = '[Processing Math]'; - } - }, - - // - // Handle Safari - // - Safari: function () { - if (navigator.appVersion.match(/Safari\//)) { - jsMath.browser = 'Safari'; - var version = navigator.userAgent.match("Safari/([0-9]+)"); - version = (version)? version[1] : 200; // FIXME: hack until I get Tiger - for (var i = 0; i < jsMath.TeX.fam.length; i++) - {if (jsMath.TeX.fam[i]) {jsMath.TeX[jsMath.TeX.fam[i]].dh = .1}} - jsMath.TeX.axis_height += .05; - this.allowAbsoluteDelim = version >= 125; - this.safariIFRAMEbug = version >= 312; // FIXME: find out if they fixed it - this.safariImgBug = 1; - this.buttonCheck = 1; - } - }, - - // - // Handle Konqueror - // - Konqueror: function () { - if (navigator.product && navigator.product.match("Konqueror")) { - jsMath.browser = 'Konqueror'; - jsMath.Update.TeXfonts({ - cmr10: {'20': {c: 'ˇ', tclass: 'normal'}}, - cmmi10: {'20': {c: 'κ', tclass: 'normal'}}, - cmsy10: {'20': {c: '≤', tclass: 'normal'}}, - cmex10: {'20': {c: '"'}}, - cmti10: {'20': {c: 'ˇ', tclass: 'normal'}}, - cmbx10: {'20': {c: 'ˇ', tclass: 'normal'}} - }); - this.allowAbsolute = 0; - this.allowAbsoluteDelim = 0; - if (navigator.userAgent.match(/Konqueror\/(\d+)\.(\d+)/)) { - if (RegExp.$1 < 3 || (RegExp.$1 == 3 && RegExp.$2 < 3)) { - this.separateSkips = 1; - this.valignBug = 1; - this.hiddenSpace = ' '; - jsMath.Box.prototype.Remeasured = function () {return this}; - } - } - } - } - -}; - -/***************************************************************************/ - -/* - * Implement font check and messages - */ -jsMath.Font = { - - fallback: "symbol", // the default fallback method - - // the HTML for the missing font message - message: - 'No TeX fonts found -- using image fonts instead.
\n' - + 'These may be slow and might not print well.
\n' - + 'Use the jsMath control panel to get additional information.', - - extra_message: - 'Extra TeX fonts not found:
' - + 'Using image fonts instead. This may be slow and might not print well.
\n' - + 'Use the jsMath control panel to get additional information.', - - /* - * Look to see if a font is found. HACK! - * Check the character in a given position, and see if it is - * wider than the usual one in that position. - */ - Test1: function (name,n,factor) { - if (n == null) {n = 124}; if (factor == null) {factor = 2} - var wh1 = jsMath.BBoxFor(''+jsMath.TeX[name][n].c+''); - var wh2 = jsMath.BBoxFor(''+jsMath.TeX[name][n].c+''); - //alert([wh1.w,wh2.w,wh1.h,factor*wh2.w]); - return (wh1.w > factor*wh2.w && wh1.h != 0); - }, - - Test2: function (name,n,factor) { - if (n == null) {n = 124}; if (factor == null) {factor = 2} - var wh1 = jsMath.BBoxFor(''+jsMath.TeX[name][n].c+''); - var wh2 = jsMath.BBoxFor(''+jsMath.TeX[name][n].c+''); - //alert([wh2.w,wh1.w,wh1.h,factor*wh1.w]); - return (wh2.w > factor*wh1.w && wh1.h != 0); - }, - - /* - * Check for the availability of TeX fonts. We do this by looking at - * the width and height of a character in the cmex10 font. The cmex10 - * font has depth considerably greater than most characters' widths (the - * whole font has the depth of the character with greatest depth). This - * is not the case for most fonts, so if we can access cmex10, the - * height of a character should be much bigger than the width. - * Otherwise, if we don't have cmex10, we'll get a character in another - * font with normal height and width. In this case, we insert a message - * pointing the user to the jsMath site, and load one of the fallback - * definitions. - * - */ - Check: function () { - var cookie = jsMath.Controls.cookie; - var wh = jsMath.BBoxFor(''+jsMath.TeX.cmex10[1].c+''); - jsMath.nofonts = ((wh.w*3 > wh.h || wh.h == 0) && !this.Test1('cmr10')); - if (jsMath.nofonts) { - if (cookie.autofont || cookie.font == 'tex') { - cookie.font = this.fallback; - if (cookie.warn) { - jsMath.nofontMessage = 1; - cookie.warn = 0; jsMath.Controls.SetCookie(0); - if (window.NoFontMessage) {window.NoFontMessage()} - else {this.Message(this.message)} - } - } - } else { - if (cookie.autofont) {cookie.font = 'tex'} - if (cookie.font == 'tex') return; - } - if (jsMath.noImgFonts) {cookie.font = 'unicode'} - if (cookie.font == 'unicode') { - var platform = ({Win32: 'pc', MacPPC: 'mac'})[navigator.platform] || 'unix'; - jsMath.Setup.Script('jsMath-fallback-'+platform+'.js'); - return; - } - if (cookie.font == 'symbol') { - jsMath.Setup.Script('jsMath-fallback-symbols.js'); - return; - } - jsMath.Img.SetFont({ - cmr10: ['all'], cmmi10: ['all'], cmsy10: ['all'], - cmex10: ['all'], cmbx10: ['all'], cmti10: ['all'] - }); - jsMath.Img.LoadFont('cm-fonts'); - }, - - /* - * The message for when no TeX fonts. You can eliminate this message - * by including - * - * - * - * in your HTML file, before loading jsMath.js, if you want. But this - * means the user may not know that he or she can get a better version - * of your page. - */ - Message: function (message) { - if(jsMath.Element("Warning")) return; - var div = jsMath.Setup.TopHTML("Warning",{'class':'jsM_Warning'},{}); - div.innerHTML = - '
' - + '
' + message - + '
' - + 'jsMath Control Panel' - + '' - + 'Hide this Message' - + '

' - + '
' - + '
'; - }, - - HideMessage: function () { - var message = jsMath.Element("Warning"); - if (message) {message.style.display = "none"} - }, - - /* - * Register an extra font so jsMath knows about it - */ - Register: function (data) { - if (typeof(data) == 'string') {data = {name: data}} - var fontname = data.name; var name = fontname.replace(/10$/,''); - var fontfam = jsMath.TeX.fam.length; - if (!data.style) {data.style = "font-family: "+fontname+", serif"} - if (!data.styles) {data.styles = {}} - if (!data.macros) {data.macros = {}} - /* - * Register font family - */ - jsMath.TeX.fam[fontfam] = fontname; - data.macros[name] = ['HandleFont',fontfam]; - jsMath.Add(jsMath.Parser.prototype.macros,data.macros); - /* - * Set up styles - */ - data.styles['.'+fontname] = data.style; - jsMath.Setup.Styles(data.styles); - jsMath.Setup.TeXfont(fontname); - /* - * Check for font and give message if missing - */ - var hasTeXfont = !jsMath.nofonts && - data.test(fontname,data.testChar,data.testFactor); - if (hasTeXfont && jsMath.Controls.cookie.font == 'tex') { - if (data.tex) {data.tex(fontname,fontfam)} - return; - } - if (!hasTeXfont && jsMath.Controls.cookie.warn && - jsMath.Controls.cookie.font == 'tex' && !jsMath.nofonts) { - if (!jsMath.Element("Warning")) this.Message(this.extra_message); - var extra = jsMath.Element("ExtraFonts"); - if (extra) { - if (extra.innerHTML != "") {extra.innerHTML += ','} - extra.innerHTML += " " + fontname; - } - } - if (jsMath.Controls.cookie.font == 'unicode') { - if (data.fallback) {data.fallback(fontname,fontfam)} - return; - } - // Image fonts - var font = {}; font[fontname] = ['all']; - jsMath.Img.SetFont(font); - jsMath.Img.LoadFont(fontname); - }, - - /* - * Load a font - */ - Load: function (name) {jsMath.Setup.Script("fonts/"+name+"/def.js")} - -}; - -/***************************************************************************/ - -/* - * Implements the jsMath control panel. - * Much of the code is in jsMath-controls.html, which is - * loaded into a hidden IFRAME on demand - */ -jsMath.Controls = { - - // Data stored in the jsMath cookie - cookie: { - scale: 100, - font: 'tex', autofont: 1, scaleImg: 0, alpha: 1, - warn: 1, button: 1, - print: 0, keep: '0D' - }, - - cookiePath: '/', // can also set cookieDomain - - - /* - * Load the control panel - */ - Panel: function () { - if (!this.panel) {this.panel = jsMath.Element("Controls")} - if (this.loaded) {this.Main()} else { - this.openMain = 1; - if (!this.iframe) {this.iframe = jsMath.Element("Frame")} - this.iframe.src = jsMath.root+"jsMath-controls.html"; - } - }, - - /* - * Create the control panel button - */ - Button: function () { - var button = jsMath.Setup.TopHTML("jsMath",{'class':'jsM_button'},{}); - button.innerHTML = - '' + - 'jsMath' - if (!this.cookie.button) {button.style.display = "none"} - }, - - /* - * MSIE doesn't implement position:fixed, so redraw the button on scrolls. - */ - MoveButton: function () { - if (!this.button) {this.button = jsMath.Element("jsMath")} - this.button.style.visibility = "hidden"; - this.button.style.visibility = "visible"; - }, - - /* - * Create the HTML needed for control panel - */ - Init: function () { - this.document = document; - this.panel = jsMath.Setup.TopHTML("Controls", {'class':"jsM_panel"},{display:'none'}); - if (!jsMath.Browser.msieButtonBug) {this.Button()} - else {setTimeout("jsMath.Controls.Button()",500)} - if (jsMath.Browser.safariIFRAMEbug) { - document.write( - '\n'); - return; - } - try { - var frame = document.createElement('iframe'); - frame.setAttribute('scrolling','no'); - frame.style.border = '0px'; - frame.style.width = '0px'; - frame.style.height = '0px'; - document.body.insertBefore(frame,this.panel); - this.iframe = frame; - } catch (err) { - document.write('\n'); - } - }, - - /* - * Get the cookie data from the browser - * (for file: references, use url '?' syntax) - */ - GetCookie: function () { - var cookies = document.cookie; - if (window.location.protocol == 'file:') - {cookies = unescape(window.location.search.substr(1))} - if (cookies.match(/jsMath=([^;]*)/)) { - var data = RegExp.$1.split(/,/); - for (var i = 0; i < data.length; i++) { - var x = data[i].match(/(.*):(.*)/); - if (x[2].match(/^\d+$/)) {x[2] = 1*x[2]} // convert from string - this.cookie[x[1]] = x[2]; - } - } - }, - - /* - * Save the cookie data in the browser - * (for file: urls, append data like CGI reference) - */ - SetCookie: function (warn) { - var cookie = []; - for (var id in this.cookie) {cookie[cookie.length] = id + ':' + this.cookie[id]} - cookie = cookie.join(','); - if (window.location.protocol == 'file:') { - if (!warn) return; - this.loaded = 0; - var href = window.location.href; - href = href.replace(/\?.*/,"") + '?jsMath=' + escape(cookie); - if (href != window.location.href) {window.location.replace(href)} - } else { - if (this.cookiePath) {cookie += '; path='+this.cookiePath} - if (this.cookieDomain) {cookie += '; domain='+this.cookieDomain} - if (this.cookie.keep != '0D') { - var ms = { - D: 1000*60*60*24, - W: 1000*60*60*24*7, - M: 1000*60*60*24*30, - Y: 1000*60*60*24*365 - }; - var exp = new Date; - exp.setTime(exp.getTime() + - this.cookie.keep.substr(0,1) * ms[this.cookie.keep.substr(1,1)]); - cookie += '; expires=' + exp.toGMTString(); - } - document.cookie = 'jsMath='+cookie; - var cookies = document.cookie; - if (warn && !cookies.match(/jsMath=/)) - {alert("Cookies must be enabled in order to save jsMath options")} - } - } - -}; - -/***************************************************************************/ - -/* - * Implements the actions for clicking and double-clicking - * on math formulas - */ -jsMath.Click = { - - dragging: 0, - - /* - * Create the hidden DIV used for the tex source window - */ - Init: function () { - this.source = jsMath.Setup.TopHTML("Source",{'class':'jsM_float'},{display:'none'}); - this.source.innerHTML = - '
' - + '
'; - this.drag = this.source.firstChild; - this.tex = this.drag.nextSibling.firstChild; - this.drag.firstChild.onclick = jsMath.Click.CloseSource; - this.drag.onmousedown = jsMath.Click.StartDragging; - this.drag.ondragstart = jsMath.Click.False; - this.drag.onselectstart = jsMath.Click.False; - this.source.onclick = jsMath.Click.CheckClose; - }, - False: function () {return false}, - - /* - * Handle clicking on math to get control panel - */ - CheckClick: function (event) { - if (!event) {event = window.event} - if (event.altKey) jsMath.Controls.Panel(); - }, - - /* - * Handle double-click for seeing TeX code - */ - CheckDblClick: function (event) { - if (!event) {event = window.event} - var event = jsMath.Click.Event(event); - - var source = jsMath.Click.source - var tex = jsMath.Click.tex; - - source.style.visibility = 'hidden'; - source.style.display = ''; source.style.width = ''; - source.style.left = ''; source.style.top = ''; - tex.innerHTML = ''; - - var TeX = this.alt; - TeX = TeX.replace(/^\s+|\s+$/g,''); - TeX = TeX.replace(/&/g,'&'); - TeX = TeX.replace(//g,'>'); - TeX = TeX.replace(/\n/g,'
'); - tex.innerHTML = TeX; - - var h = source.offsetHeight; var w; - if (jsMath.Browser.msieDivWidthBug) { - tex.className = 'jsM_source'; // Work around MSIE bug where - w = tex.offsetWidth + 5; // DIV's don't collapse to - tex.className = ''; // their natural widths - } else { - w = source.offsetWidth; - } - w = Math.max(50,Math.min(w,.8*event.W,event.W-40)); - var x = Math.floor(event.x-w/2); var y = Math.floor(event.y-h/2); - x = event.X + Math.max(Math.min(x,event.W-w-20),20); - y = event.Y + Math.max(Math.min(y,event.H-h-5),5); - - source.style.left = x+'px'; source.style.top = y+'px'; - source.style.width = w+'px'; - source.style.visibility = ''; - jsMath.Click.left = x + event.X; jsMath.Click.top = y + event.Y; - jsMath.Click.w = w; jsMath.Click.h = source.offsetHeight; - - jsMath.Click.DeselectText(x,y); - return false; - }, - - /* - * Get window width, height, and offsets plus - * position of pointer relative to the window - */ - Event: function (event) { - var W = window.innerWidth || document.body.clientWidth; - var H = window.innerHeight || document.body.clientHeight; - var X = window.pageXOffset; var Y = window.pageYOffset; - if (X == null) {X = document.body.clientLeft; Y = document.body.clientTop} - var x = event.pageX; var y = event.pageY; - if (x == null) { - x = event.clientX; y = event.clientY; - if (jsMath.browser == 'MSIE' && document.compatMode == 'CSS1Compat') { - X = document.documentElement.scrollLeft; - Y = document.documentElement.scrollTop; - W = document.documentElement.clientWidth; - H = document.documentElement.clientHeight; - } else { - X = document.body.scrollLeft; - Y = document.body.scrollTop; - } - } else {x -= X; y -= Y} - - return {x: x, y: y, W: W, H: H, X: X, Y: Y}; - }, - - /* - * Unselect whatever text is selected (since double-clicking - * usually selects something) - */ - DeselectText: function (x,y) { - if (window.getSelection && window.getSelection().removeAllRanges) - {window.getSelection().removeAllRanges()} - else if (document.getSelection && document.getSelection().removeAllRanges) - {document.getSelection().removeAllRanges()} - else if (document.selection && document.selection.empty) - {document.selection.empty()} - else { - /* Hack to deselect the text in Opera and Safari */ - if (jsMath.browser == 'MSIE') return; // don't try it if MISE on Mac - jsMath.hiddenTop.innerHTML = - ''; - jsMath.hiddenTop.firstChild.style.position = 'absolute'; - jsMath.hiddenTop.firstChild.style.left = x+'px'; - jsMath.hiddenTop.firstChild.style.top = y+'px'; - setTimeout(jsMath.Click.SelectHidden,1); - } - }, - SelectHidden: function () { - jsMath.hiddenTop.firstChild.focus(); - jsMath.hiddenTop.firstChild.select(); - jsMath.hiddenTop.innerHTML = ''; - }, - - /* - * Close the TeX source window - */ - CloseSource: function () { - jsMath.Click.tex.innerHTML = ''; - jsMath.Click.source.style.display = 'none'; - jsMath.Click.source.style.visibility = 'hidden'; - jsMath.Click.StopDragging(); - return false; - }, - CheckClose: function (event) { - if (!event) {event = window.event} - if (event.altKey) {jsMath.Click.CloseSource(); return false} - }, - - /* - * Set up for dragging the source panel - */ - StartDragging: function (event) { - if (!event) {event = window.event} - if (jsMath.Click.dragging) {jsMath.Click.StopDragging(event)} - var event = jsMath.Click.Event(event); - jsMath.Click.dragging = 1; - jsMath.Click.x = event.x + 2*event.X - jsMath.Click.left; - jsMath.Click.y = event.y + 2*event.Y - jsMath.Click.top; - jsMath.Click.oldonmousemove = document.body.onmousemove; - jsMath.Click.oldonmouseup = document.body.onmouseup; - document.body.onmousemove = jsMath.Click.DragSource; - document.body.onmouseup = jsMath.Click.StopDragging; - return false; - }, - - /* - * Stop dragging the source window - */ - StopDragging: function (event) { - if (jsMath.Click.dragging) { - document.body.onmousemove = jsMath.Click.oldonmousemove; - document.body.onmouseup = jsMath.Click.oldonmouseup; - jsMath.Click.oldonmousemove = null; - jsMath.Click.oldonmouseup = null; - jsMath.Click.dragging = 0; - } - return false; - }, - - /* - * Move the source window (but stay within the browser window) - */ - DragSource: function (event) { - if (!event) {event = window.event} - if (jsMath.Browser.buttonCheck && !event.button) {return jsMath.Click.StopDragging(event)} - event = jsMath.Click.Event(event); - var x = event.x + event.X - jsMath.Click.x; - var y = event.y + event.Y - jsMath.Click.y; - x = Math.max(event.X,Math.min(event.W+event.X-jsMath.Click.w,x)); - y = Math.max(event.Y,Math.min(event.H+event.Y-jsMath.Click.h,y)); - jsMath.Click.source.style.left = x + 'px'; - jsMath.Click.source.style.top = y + 'px'; - jsMath.Click.left = x + event.X; jsMath.Click.top = y + event.Y; - return false; - } - -}; - -/***************************************************************************/ - -/* - * The TeX font information - */ -jsMath.TeX = { - - // - // The TeX font parameters - // - thinmuskip: 3/18, - medmuskip: 4/18, - thickmuskip: 5/18, - - x_height: .430554, - quad: 1, - num1: .676508, - num2: .393732, - num3: .44373, - denom1: .685951, - denom2: .344841, - sup1: .412892, - sup2: .362892, - sup3: .288888, - sub1: .15, - sub2: .247217, - sup_drop: .386108, - sub_drop: .05, - delim1: 2.39, - delim2: 1.0, - axis_height: .25, - default_rule_thickness: .04, - big_op_spacing1: .111111, - big_op_spacing2: .166666, - big_op_spacing3: .2, - big_op_spacing4: .6, - big_op_spacing5: .1, - - integer: 6553.6, // conversion of em's to TeX internal integer - scriptspace: .05, - nulldelimiterspace: .12, - delimiterfactor: 901, - delimitershortfall: .5, - scale: 1, // scaling factor for font dimensions - - // The TeX math atom types (see Appendix G of the TeXbook) - atom: ['ord', 'op', 'bin', 'rel', 'open', 'close', 'punct', 'ord'], - - // The TeX font families - fam: ['cmr10','cmmi10','cmsy10','cmex10','cmti10','','cmbx10'], - - /* - * The following are the TeX font mappings and metrics. The metric - * information comes directly from the TeX .tfm files, and the - * character mappings are for the TrueType TeX fonts. Browser-specific - * adjustments are made to these tables in the Browser.Init() routine - */ - cmr10: [ - // 00 - 0F - {c: '¡', h: 0.683, w: 0.625}, - {c: '¢', h: 0.683, w: 0.833}, - {c: '£', h: 0.683, w: 0.778}, - {c: '¤', h: 0.683, w: 0.694}, - {c: '¥', h: 0.683, w: 0.667}, - {c: '¦', h: 0.683, w: 0.75}, - {c: '§', h: 0.683, w: 0.722}, - {c: '¨', h: 0.683, w: 0.778}, - {c: '©', h: 0.683, w: 0.722}, - {c: 'ª', h: 0.683, w: 0.778}, - {c: '­', h: 0.683, w: 0.722}, - {c: '®', h: 0.694, w: 0.583, ic: 0.0778, krn: {'39': 0.0778, '63': 0.0778, '33': 0.0778, '41': 0.0778, '93': 0.0778}, lig: {'105': 14, '108': 15}}, - {c: '¯', h: 0.694, w: 0.556}, - {c: '°', h: 0.694, w: 0.556}, - {c: '±', h: 0.694, w: 0.833}, - {c: '²', h: 0.694, w: 0.833}, - // 10 - 1F - {c: '³', h: 0.431, w: 0.278}, - {c: '´', h: 0.431, d: 0.194, w: 0.306}, - {c: 'µ', h: 0.694, w: 0.5}, - {c: '¶', h: 0.694, w: 0.5}, - {c: '∙', h: 0.628, w: 0.5}, - {c: '¸', h: 0.694, w: 0.5}, - {c: '¹', h: 0.568, w: 0.5}, - {c: 'º', h: 0.694, w: 0.75}, - {c: '»', d: 0.17, w: 0.444}, - {c: '¼', h: 0.694, w: 0.5}, - {c: '½', h: 0.431, w: 0.722}, - {c: '¾', h: 0.431, w: 0.778}, - {c: '¿', h: 0.528, d: 0.0972, w: 0.5}, - {c: 'À', h: 0.683, w: 0.903}, - {c: 'Á', h: 0.683, w: 1.01}, - {c: 'Â', h: 0.732, d: 0.0486, w: 0.778}, - // 20 - 2F - {c: 'Ã', h: 0.431, w: 0.278, krn: {'108': -0.278, '76': -0.319}}, - {c: '!', h: 0.694, w: 0.278, lig: {'96': 60}}, - {c: '"', h: 0.694, w: 0.5}, - {c: '#', h: 0.694, d: 0.194, w: 0.833}, - {c: '$', h: 0.75, d: 0.0556, w: 0.5}, - {c: '%', h: 0.75, d: 0.0556, w: 0.833}, - {c: '&', h: 0.694, w: 0.778}, - {c: '\'', h: 0.694, w: 0.278, krn: {'63': 0.111, '33': 0.111}, lig: {'39': 34}}, - {c: '(', h: 0.75, d: 0.25, w: 0.389}, - {c: ')', h: 0.75, d: 0.25, w: 0.389}, - {c: '*', h: 0.75, w: 0.5}, - {c: '+', h: 0.583, d: 0.0833, w: 0.778}, - {c: ',', h: 0.106, d: 0.194, w: 0.278}, - {c: '-', h: 0.431, w: 0.333, lig: {'45': 123}}, - {c: '.', h: 0.106, w: 0.278}, - {c: '/', h: 0.75, d: 0.25, w: 0.5}, - // 30 - 3F - {c: '0', h: 0.644, w: 0.5}, - {c: '1', h: 0.644, w: 0.5}, - {c: '2', h: 0.644, w: 0.5}, - {c: '3', h: 0.644, w: 0.5}, - {c: '4', h: 0.644, w: 0.5}, - {c: '5', h: 0.644, w: 0.5}, - {c: '6', h: 0.644, w: 0.5}, - {c: '7', h: 0.644, w: 0.5}, - {c: '8', h: 0.644, w: 0.5}, - {c: '9', h: 0.644, w: 0.5}, - {c: ':', h: 0.431, w: 0.278}, - {c: ';', h: 0.431, d: 0.194, w: 0.278}, - {c: '<', h: 0.5, d: 0.194, w: 0.278}, - {c: '=', h: 0.367, d: -0.133, w: 0.778}, - {c: '>', h: 0.5, d: 0.194, w: 0.472}, - {c: '?', h: 0.694, w: 0.472, lig: {'96': 62}}, - // 40 - 4F - {c: '@', h: 0.694, w: 0.778}, - {c: 'A', h: 0.683, w: 0.75, krn: {'116': -0.0278, '67': -0.0278, '79': -0.0278, '71': -0.0278, '85': -0.0278, '81': -0.0278, '84': -0.0833, '89': -0.0833, '86': -0.111, '87': -0.111}}, - {c: 'B', h: 0.683, w: 0.708}, - {c: 'C', h: 0.683, w: 0.722}, - {c: 'D', h: 0.683, w: 0.764, krn: {'88': -0.0278, '87': -0.0278, '65': -0.0278, '86': -0.0278, '89': -0.0278}}, - {c: 'E', h: 0.683, w: 0.681}, - {c: 'F', h: 0.683, w: 0.653, krn: {'111': -0.0833, '101': -0.0833, '117': -0.0833, '114': -0.0833, '97': -0.0833, '65': -0.111, '79': -0.0278, '67': -0.0278, '71': -0.0278, '81': -0.0278}}, - {c: 'G', h: 0.683, w: 0.785}, - {c: 'H', h: 0.683, w: 0.75}, - {c: 'I', h: 0.683, w: 0.361, krn: {'73': 0.0278}}, - {c: 'J', h: 0.683, w: 0.514}, - {c: 'K', h: 0.683, w: 0.778, krn: {'79': -0.0278, '67': -0.0278, '71': -0.0278, '81': -0.0278}}, - {c: 'L', h: 0.683, w: 0.625, krn: {'84': -0.0833, '89': -0.0833, '86': -0.111, '87': -0.111}}, - {c: 'M', h: 0.683, w: 0.917}, - {c: 'N', h: 0.683, w: 0.75}, - {c: 'O', h: 0.683, w: 0.778, krn: {'88': -0.0278, '87': -0.0278, '65': -0.0278, '86': -0.0278, '89': -0.0278}}, - // 50 - 5F - {c: 'P', h: 0.683, w: 0.681, krn: {'65': -0.0833, '111': -0.0278, '101': -0.0278, '97': -0.0278, '46': -0.0833, '44': -0.0833}}, - {c: 'Q', h: 0.683, d: 0.194, w: 0.778}, - {c: 'R', h: 0.683, w: 0.736, krn: {'116': -0.0278, '67': -0.0278, '79': -0.0278, '71': -0.0278, '85': -0.0278, '81': -0.0278, '84': -0.0833, '89': -0.0833, '86': -0.111, '87': -0.111}}, - {c: 'S', h: 0.683, w: 0.556}, - {c: 'T', h: 0.683, w: 0.722, krn: {'121': -0.0278, '101': -0.0833, '111': -0.0833, '114': -0.0833, '97': -0.0833, '65': -0.0833, '117': -0.0833}}, - {c: 'U', h: 0.683, w: 0.75}, - {c: 'V', h: 0.683, w: 0.75, ic: 0.0139, krn: {'111': -0.0833, '101': -0.0833, '117': -0.0833, '114': -0.0833, '97': -0.0833, '65': -0.111, '79': -0.0278, '67': -0.0278, '71': -0.0278, '81': -0.0278}}, - {c: 'W', h: 0.683, w: 1.03, ic: 0.0139, krn: {'111': -0.0833, '101': -0.0833, '117': -0.0833, '114': -0.0833, '97': -0.0833, '65': -0.111, '79': -0.0278, '67': -0.0278, '71': -0.0278, '81': -0.0278}}, - {c: 'X', h: 0.683, w: 0.75, krn: {'79': -0.0278, '67': -0.0278, '71': -0.0278, '81': -0.0278}}, - {c: 'Y', h: 0.683, w: 0.75, ic: 0.025, krn: {'101': -0.0833, '111': -0.0833, '114': -0.0833, '97': -0.0833, '65': -0.0833, '117': -0.0833}}, - {c: 'Z', h: 0.683, w: 0.611}, - {c: '[', h: 0.75, d: 0.25, w: 0.278}, - {c: '\\', h: 0.694, w: 0.5}, - {c: ']', h: 0.75, d: 0.25, w: 0.278}, - {c: '^', h: 0.694, w: 0.5}, - {c: '_', h: 0.668, w: 0.278}, - // 60 - 6F - {c: '`', h: 0.694, w: 0.278, lig: {'96': 92}}, - {c: 'a', h: 0.431, w: 0.5, krn: {'118': -0.0278, '106': 0.0556, '121': -0.0278, '119': -0.0278}}, - {c: 'b', h: 0.694, w: 0.556, krn: {'101': 0.0278, '111': 0.0278, '120': -0.0278, '100': 0.0278, '99': 0.0278, '113': 0.0278, '118': -0.0278, '106': 0.0556, '121': -0.0278, '119': -0.0278}}, - {c: 'c', h: 0.431, w: 0.444, krn: {'104': -0.0278, '107': -0.0278}}, - {c: 'd', h: 0.694, w: 0.556}, - {c: 'e', h: 0.431, w: 0.444}, - {c: 'f', h: 0.694, w: 0.306, ic: 0.0778, krn: {'39': 0.0778, '63': 0.0778, '33': 0.0778, '41': 0.0778, '93': 0.0778}, lig: {'105': 12, '102': 11, '108': 13}}, - {c: 'g', h: 0.431, d: 0.194, w: 0.5, ic: 0.0139, krn: {'106': 0.0278}}, - {c: 'h', h: 0.694, w: 0.556, krn: {'116': -0.0278, '117': -0.0278, '98': -0.0278, '121': -0.0278, '118': -0.0278, '119': -0.0278}}, - {c: 'i', h: 0.668, w: 0.278}, - {c: 'j', h: 0.668, d: 0.194, w: 0.306}, - {c: 'k', h: 0.694, w: 0.528, krn: {'97': -0.0556, '101': -0.0278, '97': -0.0278, '111': -0.0278, '99': -0.0278}}, - {c: 'l', h: 0.694, w: 0.278}, - {c: 'm', h: 0.431, w: 0.833, krn: {'116': -0.0278, '117': -0.0278, '98': -0.0278, '121': -0.0278, '118': -0.0278, '119': -0.0278}}, - {c: 'n', h: 0.431, w: 0.556, krn: {'116': -0.0278, '117': -0.0278, '98': -0.0278, '121': -0.0278, '118': -0.0278, '119': -0.0278}}, - {c: 'o', h: 0.431, w: 0.5, krn: {'101': 0.0278, '111': 0.0278, '120': -0.0278, '100': 0.0278, '99': 0.0278, '113': 0.0278, '118': -0.0278, '106': 0.0556, '121': -0.0278, '119': -0.0278}}, - // 70 - 7F - {c: 'p', h: 0.431, d: 0.194, w: 0.556, krn: {'101': 0.0278, '111': 0.0278, '120': -0.0278, '100': 0.0278, '99': 0.0278, '113': 0.0278, '118': -0.0278, '106': 0.0556, '121': -0.0278, '119': -0.0278}}, - {c: 'q', h: 0.431, d: 0.194, w: 0.528}, - {c: 'r', h: 0.431, w: 0.392}, - {c: 's', h: 0.431, w: 0.394}, - {c: 't', h: 0.615, w: 0.389, krn: {'121': -0.0278, '119': -0.0278}}, - {c: 'u', h: 0.431, w: 0.556, krn: {'119': -0.0278}}, - {c: 'v', h: 0.431, w: 0.528, ic: 0.0139, krn: {'97': -0.0556, '101': -0.0278, '97': -0.0278, '111': -0.0278, '99': -0.0278}}, - {c: 'w', h: 0.431, w: 0.722, ic: 0.0139, krn: {'101': -0.0278, '97': -0.0278, '111': -0.0278, '99': -0.0278}}, - {c: 'x', h: 0.431, w: 0.528}, - {c: 'y', h: 0.431, d: 0.194, w: 0.528, ic: 0.0139, krn: {'111': -0.0278, '101': -0.0278, '97': -0.0278, '46': -0.0833, '44': -0.0833}}, - {c: 'z', h: 0.431, w: 0.444}, - {c: '{', h: 0.431, w: 0.5, ic: 0.0278, lig: {'45': 124}}, - {c: '|', h: 0.431, w: 1, ic: 0.0278}, - {c: '}', h: 0.694, w: 0.5}, - {c: '~', h: 0.668, w: 0.5}, - {c: 'Ä', h: 0.668, w: 0.5} - ], - - cmmi10: [ - // 00 - 0F - {c: '¡', h: 0.683, w: 0.615, ic: 0.139, krn: {'61': -0.0556, '59': -0.111, '58': -0.111, '127': 0.0833}}, - {c: '¢', h: 0.683, w: 0.833, krn: {'127': 0.167}}, - {c: '£', h: 0.683, w: 0.763, ic: 0.0278, krn: {'127': 0.0833}}, - {c: '¤', h: 0.683, w: 0.694, krn: {'127': 0.167}}, - {c: '¥', h: 0.683, w: 0.742, ic: 0.0757, krn: {'127': 0.0833}}, - {c: '¦', h: 0.683, w: 0.831, ic: 0.0812, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0556}}, - {c: '§', h: 0.683, w: 0.78, ic: 0.0576, krn: {'127': 0.0833}}, - {c: '¨', h: 0.683, w: 0.583, ic: 0.139, krn: {'61': -0.0556, '59': -0.111, '58': -0.111, '127': 0.0556}}, - {c: '©', h: 0.683, w: 0.667, krn: {'127': 0.0833}}, - {c: 'ª', h: 0.683, w: 0.612, ic: 0.11, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0556}}, - {c: '­', h: 0.683, w: 0.772, ic: 0.0502, krn: {'127': 0.0833}}, - {c: '®', h: 0.431, w: 0.64, ic: 0.0037, krn: {'127': 0.0278}}, - {c: '¯', h: 0.694, d: 0.194, w: 0.566, ic: 0.0528, krn: {'127': 0.0833}}, - {c: '°', h: 0.431, d: 0.194, w: 0.518, ic: 0.0556}, - {c: '±', h: 0.694, w: 0.444, ic: 0.0378, krn: {'59': -0.0556, '58': -0.0556, '127': 0.0556}}, - {c: '²', h: 0.431, w: 0.406, krn: {'127': 0.0556}}, - // 10 - 1F - {c: '³', h: 0.694, d: 0.194, w: 0.438, ic: 0.0738, krn: {'127': 0.0833}}, - {c: '´', h: 0.431, d: 0.194, w: 0.497, ic: 0.0359, krn: {'127': 0.0556}}, - {c: 'µ', h: 0.694, w: 0.469, ic: 0.0278, krn: {'127': 0.0833}}, - {c: '¶', h: 0.431, w: 0.354, krn: {'127': 0.0556}}, - {c: '∙', h: 0.431, w: 0.576}, - {c: '¸', h: 0.694, w: 0.583}, - {c: '¹', h: 0.431, d: 0.194, w: 0.603, krn: {'127': 0.0278}}, - {c: 'º', h: 0.431, w: 0.494, ic: 0.0637, krn: {'59': -0.0556, '58': -0.0556, '127': 0.0278}}, - {c: '»', h: 0.694, d: 0.194, w: 0.438, ic: 0.046, krn: {'127': 0.111}}, - {c: '¼', h: 0.431, w: 0.57, ic: 0.0359}, - {c: '½', h: 0.431, d: 0.194, w: 0.517, krn: {'127': 0.0833}}, - {c: '¾', h: 0.431, w: 0.571, ic: 0.0359, krn: {'59': -0.0556, '58': -0.0556}}, - {c: '¿', h: 0.431, w: 0.437, ic: 0.113, krn: {'59': -0.0556, '58': -0.0556, '127': 0.0278}}, - {c: 'À', h: 0.431, w: 0.54, ic: 0.0359, krn: {'127': 0.0278}}, - {c: 'Á', h: 0.694, d: 0.194, w: 0.596, krn: {'127': 0.0833}}, - {c: 'Â', h: 0.431, d: 0.194, w: 0.626, krn: {'127': 0.0556}}, - // 20 - 2F - {c: 'Ã', h: 0.694, d: 0.194, w: 0.651, ic: 0.0359, krn: {'127': 0.111}}, - {c: '!', h: 0.431, w: 0.622, ic: 0.0359}, - {c: '"', h: 0.431, w: 0.466, krn: {'127': 0.0833}}, - {c: '#', h: 0.694, w: 0.591, krn: {'127': 0.0833}}, - {c: '$', h: 0.431, w: 0.828, ic: 0.0278}, - {c: '%', h: 0.431, d: 0.194, w: 0.517, krn: {'127': 0.0833}}, - {c: '&', h: 0.431, d: 0.0972, w: 0.363, ic: 0.0799, krn: {'127': 0.0833}}, - {c: '\'', h: 0.431, d: 0.194, w: 0.654, krn: {'127': 0.0833}}, - {c: '(', h: 0.367, d: -0.133, w: 1}, - {c: ')', h: 0.367, d: -0.133, w: 1}, - {c: '*', h: 0.367, d: -0.133, w: 1}, - {c: '+', h: 0.367, d: -0.133, w: 1}, - {c: ',', h: 0.464, d: -0.0363, w: 0.278}, - {c: '-', h: 0.464, d: -0.0363, w: 0.278}, - {c: '.', h: 0.465, d: -0.0347, w: 0.5}, - {c: '/', h: 0.465, d: -0.0347, w: 0.5}, - // 30 - 3F - {c: '0', h: 0.431, w: 0.5}, - {c: '1', h: 0.431, w: 0.5}, - {c: '2', h: 0.431, w: 0.5}, - {c: '3', h: 0.431, d: 0.194, w: 0.5}, - {c: '4', h: 0.431, d: 0.194, w: 0.5}, - {c: '5', h: 0.431, d: 0.194, w: 0.5}, - {c: '6', h: 0.644, w: 0.5}, - {c: '7', h: 0.431, d: 0.194, w: 0.5}, - {c: '8', h: 0.644, w: 0.5}, - {c: '9', h: 0.431, d: 0.194, w: 0.5}, - {c: ':', h: 0.106, w: 0.278}, - {c: ';', h: 0.106, d: 0.194, w: 0.278}, - {c: '<', h: 0.539, d: 0.0391, w: 0.778}, - {c: '=', h: 0.75, d: 0.25, w: 0.5, krn: {'1': -0.0556, '65': -0.0556, '77': -0.0556, '78': -0.0556, '89': 0.0556, '90': -0.0556}}, - {c: '>', h: 0.539, d: 0.0391, w: 0.778}, - {c: '?', h: 0.465, d: -0.0347, w: 0.5}, - // 40 - 4F - {c: '@', h: 0.694, w: 0.531, ic: 0.0556, krn: {'127': 0.0833}}, - {c: 'A', h: 0.683, w: 0.75, krn: {'127': 0.139}}, - {c: 'B', h: 0.683, w: 0.759, ic: 0.0502, krn: {'127': 0.0833}}, - {c: 'C', h: 0.683, w: 0.715, ic: 0.0715, krn: {'61': -0.0278, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: 'D', h: 0.683, w: 0.828, ic: 0.0278, krn: {'127': 0.0556}}, - {c: 'E', h: 0.683, w: 0.738, ic: 0.0576, krn: {'127': 0.0833}}, - {c: 'F', h: 0.683, w: 0.643, ic: 0.139, krn: {'61': -0.0556, '59': -0.111, '58': -0.111, '127': 0.0833}}, - {c: 'G', h: 0.683, w: 0.786, krn: {'127': 0.0833}}, - {c: 'H', h: 0.683, w: 0.831, ic: 0.0812, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0556}}, - {c: 'I', h: 0.683, w: 0.44, ic: 0.0785, krn: {'127': 0.111}}, - {c: 'J', h: 0.683, w: 0.555, ic: 0.0962, krn: {'61': -0.0556, '59': -0.111, '58': -0.111, '127': 0.167}}, - {c: 'K', h: 0.683, w: 0.849, ic: 0.0715, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0556}}, - {c: 'L', h: 0.683, w: 0.681, krn: {'127': 0.0278}}, - {c: 'M', h: 0.683, w: 0.97, ic: 0.109, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: 'N', h: 0.683, w: 0.803, ic: 0.109, krn: {'61': -0.0833, '61': -0.0278, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: 'O', h: 0.683, w: 0.763, ic: 0.0278, krn: {'127': 0.0833}}, - // 50 - 5F - {c: 'P', h: 0.683, w: 0.642, ic: 0.139, krn: {'61': -0.0556, '59': -0.111, '58': -0.111, '127': 0.0833}}, - {c: 'Q', h: 0.683, d: 0.194, w: 0.791, krn: {'127': 0.0833}}, - {c: 'R', h: 0.683, w: 0.759, ic: 0.00773, krn: {'127': 0.0833}}, - {c: 'S', h: 0.683, w: 0.613, ic: 0.0576, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: 'T', h: 0.683, w: 0.584, ic: 0.139, krn: {'61': -0.0278, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: 'U', h: 0.683, w: 0.683, ic: 0.109, krn: {'59': -0.111, '58': -0.111, '61': -0.0556, '127': 0.0278}}, - {c: 'V', h: 0.683, w: 0.583, ic: 0.222, krn: {'59': -0.167, '58': -0.167, '61': -0.111}}, - {c: 'W', h: 0.683, w: 0.944, ic: 0.139, krn: {'59': -0.167, '58': -0.167, '61': -0.111}}, - {c: 'X', h: 0.683, w: 0.828, ic: 0.0785, krn: {'61': -0.0833, '61': -0.0278, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: 'Y', h: 0.683, w: 0.581, ic: 0.222, krn: {'59': -0.167, '58': -0.167, '61': -0.111}}, - {c: 'Z', h: 0.683, w: 0.683, ic: 0.0715, krn: {'61': -0.0556, '59': -0.0556, '58': -0.0556, '127': 0.0833}}, - {c: '[', h: 0.75, w: 0.389}, - {c: '\\', h: 0.694, d: 0.194, w: 0.389}, - {c: ']', h: 0.694, d: 0.194, w: 0.389}, - {c: '^', h: 0.358, d: -0.142, w: 1}, - {c: '_', h: 0.358, d: -0.142, w: 1}, - // 60 - 6F - {c: '`', h: 0.694, w: 0.417, krn: {'127': 0.111}}, - {c: 'a', h: 0.431, w: 0.529}, - {c: 'b', h: 0.694, w: 0.429}, - {c: 'c', h: 0.431, w: 0.433, krn: {'127': 0.0556}}, - {c: 'd', h: 0.694, w: 0.52, krn: {'89': 0.0556, '90': -0.0556, '106': -0.111, '102': -0.167, '127': 0.167}}, - {c: 'e', h: 0.431, w: 0.466, krn: {'127': 0.0556}}, - {c: 'f', h: 0.694, d: 0.194, w: 0.49, ic: 0.108, krn: {'59': -0.0556, '58': -0.0556, '127': 0.167}}, - {c: 'g', h: 0.431, d: 0.194, w: 0.477, ic: 0.0359, krn: {'127': 0.0278}}, - {c: 'h', h: 0.694, w: 0.576, krn: {'127': -0.0278}}, - {c: 'i', h: 0.66, w: 0.345}, - {c: 'j', h: 0.66, d: 0.194, w: 0.412, ic: 0.0572, krn: {'59': -0.0556, '58': -0.0556}}, - {c: 'k', h: 0.694, w: 0.521, ic: 0.0315}, - {c: 'l', h: 0.694, w: 0.298, ic: 0.0197, krn: {'127': 0.0833}}, - {c: 'm', h: 0.431, w: 0.878}, - {c: 'n', h: 0.431, w: 0.6}, - {c: 'o', h: 0.431, w: 0.485, krn: {'127': 0.0556}}, - // 70 - 7F - {c: 'p', h: 0.431, d: 0.194, w: 0.503, krn: {'127': 0.0833}}, - {c: 'q', h: 0.431, d: 0.194, w: 0.446, ic: 0.0359, krn: {'127': 0.0833}}, - {c: 'r', h: 0.431, w: 0.451, ic: 0.0278, krn: {'59': -0.0556, '58': -0.0556, '127': 0.0556}}, - {c: 's', h: 0.431, w: 0.469, krn: {'127': 0.0556}}, - {c: 't', h: 0.615, w: 0.361, krn: {'127': 0.0833}}, - {c: 'u', h: 0.431, w: 0.572, krn: {'127': 0.0278}}, - {c: 'v', h: 0.431, w: 0.485, ic: 0.0359, krn: {'127': 0.0278}}, - {c: 'w', h: 0.431, w: 0.716, ic: 0.0269, krn: {'127': 0.0833}}, - {c: 'x', h: 0.431, w: 0.572, krn: {'127': 0.0278}}, - {c: 'y', h: 0.431, d: 0.194, w: 0.49, ic: 0.0359, krn: {'127': 0.0556}}, - {c: 'z', h: 0.431, w: 0.465, ic: 0.044, krn: {'127': 0.0556}}, - {c: '{', h: 0.431, w: 0.322, krn: {'127': 0.0278}}, - {c: '|', h: 0.431, d: 0.194, w: 0.384, krn: {'127': 0.0833}}, - {c: '}', h: 0.431, d: 0.194, w: 0.636, krn: {'127': 0.111}}, - {c: '~', h: 0.714, w: 0.5, ic: 0.154}, - {c: 'Ä', h: 0.694, w: 0.278, ic: 0.399} - ], - - cmsy10: [ - // 00 - 0F - {c: '¡', h: 0.583, d: 0.0833, w: 0.778}, - {c: '¢', h: 0.444, d: -0.0556, w: 0.278}, - {c: '£', h: 0.583, d: 0.0833, w: 0.778}, - {c: '¤', h: 0.465, d: -0.0347, w: 0.5}, - {c: '¥', h: 0.583, d: 0.0833, w: 0.778}, - {c: '¦', h: 0.444, d: -0.0556, w: 0.5}, - {c: '§', h: 0.583, d: 0.0833, w: 0.778}, - {c: '¨', h: 0.583, d: 0.0833, w: 0.778}, - {c: '©', h: 0.583, d: 0.0833, w: 0.778}, - {c: 'ª', h: 0.583, d: 0.0833, w: 0.778}, - {c: '­', h: 0.583, d: 0.0833, w: 0.778}, - {c: '®', h: 0.583, d: 0.0833, w: 0.778}, - {c: '¯', h: 0.583, d: 0.0833, w: 0.778}, - {c: '°', h: 0.694, d: 0.194, w: 1}, - {c: '±', h: 0.444, d: -0.0556, w: 0.5}, - {c: '²', h: 0.444, d: -0.0556, w: 0.5}, - // 10 - 1F - {c: '³', h: 0.464, d: -0.0363, w: 0.778}, - {c: '´', h: 0.464, d: -0.0363, w: 0.778}, - {c: 'µ', h: 0.636, d: 0.136, w: 0.778}, - {c: '¶', h: 0.636, d: 0.136, w: 0.778}, - {c: '∙', h: 0.636, d: 0.136, w: 0.778}, - {c: '¸', h: 0.636, d: 0.136, w: 0.778}, - {c: '¹', h: 0.636, d: 0.136, w: 0.778}, - {c: 'º', h: 0.636, d: 0.136, w: 0.778}, - {c: '»', h: 0.367, d: -0.133, w: 0.778}, - {c: '¼', h: 0.483, d: -0.0169, w: 0.778}, - {c: '½', h: 0.539, d: 0.0391, w: 0.778}, - {c: '¾', h: 0.539, d: 0.0391, w: 0.778}, - {c: '¿', h: 0.539, d: 0.0391, w: 1}, - {c: 'À', h: 0.539, d: 0.0391, w: 1}, - {c: 'Á', h: 0.539, d: 0.0391, w: 0.778}, - {c: 'Â', h: 0.539, d: 0.0391, w: 0.778}, - // 20 - 2F - {c: 'Ã', h: 0.367, d: -0.133, w: 1}, - {c: '!', h: 0.367, d: -0.133, w: 1}, - {c: '"', h: 0.694, d: 0.194, w: 0.5}, - {c: '#', h: 0.694, d: 0.194, w: 0.5}, - {c: '$', h: 0.367, d: -0.133, w: 1}, - {c: '%', h: 0.694, d: 0.194, w: 1}, - {c: '&', h: 0.694, d: 0.194, w: 1}, - {c: '\'', h: 0.464, d: -0.0363, w: 0.778}, - {c: '(', h: 0.367, d: -0.133, w: 1}, - {c: ')', h: 0.367, d: -0.133, w: 1}, - {c: '*', h: 0.694, d: 0.194, w: 0.611}, - {c: '+', h: 0.694, d: 0.194, w: 0.611}, - {c: ',', h: 0.367, d: -0.133, w: 1}, - {c: '-', h: 0.694, d: 0.194, w: 1}, - {c: '.', h: 0.694, d: 0.194, w: 1}, - {c: '/', h: 0.431, w: 0.778}, - // 30 - 3F - {c: '0', h: 0.556, w: 0.275}, - {c: '1', h: 0.431, w: 1}, - {c: '2', h: 0.539, d: 0.0391, w: 0.667}, - {c: '3', h: 0.539, d: 0.0391, w: 0.667}, - {c: '4', h: 0.694, d: 0.194, w: 0.889}, - {c: '5', h: 0.694, d: 0.194, w: 0.889}, - {c: '6', h: 0.694, d: 0.194, w: 0}, - {c: '7', h: 0.367, d: -0.133, w: 0}, - {c: '8', h: 0.694, w: 0.556}, - {c: '9', h: 0.694, w: 0.556}, - {c: ':', h: 0.431, w: 0.667}, - {c: ';', h: 0.75, d: 0.0556, w: 0.5}, - {c: '<', h: 0.694, w: 0.722}, - {c: '=', h: 0.694, w: 0.722}, - {c: '>', h: 0.694, w: 0.778}, - {c: '?', h: 0.694, w: 0.778}, - // 40 - 4F - {c: '@', h: 0.694, w: 0.611}, - {c: 'A', h: 0.683, w: 0.798, krn: {'48': 0.194}}, - {c: 'B', h: 0.683, w: 0.657, ic: 0.0304, krn: {'48': 0.139}}, - {c: 'C', h: 0.683, w: 0.527, ic: 0.0583, krn: {'48': 0.139}}, - {c: 'D', h: 0.683, w: 0.771, ic: 0.0278, krn: {'48': 0.0833}}, - {c: 'E', h: 0.683, w: 0.528, ic: 0.0894, krn: {'48': 0.111}}, - {c: 'F', h: 0.683, w: 0.719, ic: 0.0993, krn: {'48': 0.111}}, - {c: 'G', h: 0.683, d: 0.0972, w: 0.595, ic: 0.0593, krn: {'48': 0.111}}, - {c: 'H', h: 0.683, w: 0.845, ic: 0.00965, krn: {'48': 0.111}}, - {c: 'I', h: 0.683, w: 0.545, ic: 0.0738, krn: {'48': 0.0278}}, - {c: 'J', h: 0.683, d: 0.0972, w: 0.678, ic: 0.185, krn: {'48': 0.167}}, - {c: 'K', h: 0.683, w: 0.762, ic: 0.0144, krn: {'48': 0.0556}}, - {c: 'L', h: 0.683, w: 0.69, krn: {'48': 0.139}}, - {c: 'M', h: 0.683, w: 1.2, krn: {'48': 0.139}}, - {c: 'N', h: 0.683, w: 0.82, ic: 0.147, krn: {'48': 0.0833}}, - {c: 'O', h: 0.683, w: 0.796, ic: 0.0278, krn: {'48': 0.111}}, - // 50 - 5F - {c: 'P', h: 0.683, w: 0.696, ic: 0.0822, krn: {'48': 0.0833}}, - {c: 'Q', h: 0.683, d: 0.0972, w: 0.817, krn: {'48': 0.111}}, - {c: 'R', h: 0.683, w: 0.848, krn: {'48': 0.0833}}, - {c: 'S', h: 0.683, w: 0.606, ic: 0.075, krn: {'48': 0.139}}, - {c: 'T', h: 0.683, w: 0.545, ic: 0.254, krn: {'48': 0.0278}}, - {c: 'U', h: 0.683, w: 0.626, ic: 0.0993, krn: {'48': 0.0833}}, - {c: 'V', h: 0.683, w: 0.613, ic: 0.0822, krn: {'48': 0.0278}}, - {c: 'W', h: 0.683, w: 0.988, ic: 0.0822, krn: {'48': 0.0833}}, - {c: 'X', h: 0.683, w: 0.713, ic: 0.146, krn: {'48': 0.139}}, - {c: 'Y', h: 0.683, d: 0.0972, w: 0.668, ic: 0.0822, krn: {'48': 0.0833}}, - {c: 'Z', h: 0.683, w: 0.725, ic: 0.0794, krn: {'48': 0.139}}, - {c: '[', h: 0.556, w: 0.667}, - {c: '\\', h: 0.556, w: 0.667}, - {c: ']', h: 0.556, w: 0.667}, - {c: '^', h: 0.556, w: 0.667}, - {c: '_', h: 0.556, w: 0.667}, - // 60 - 6F - {c: '`', h: 0.694, w: 0.611}, - {c: 'a', h: 0.694, w: 0.611}, - {c: 'b', h: 0.75, d: 0.25, w: 0.444}, - {c: 'c', h: 0.75, d: 0.25, w: 0.444}, - {c: 'd', h: 0.75, d: 0.25, w: 0.444}, - {c: 'e', h: 0.75, d: 0.25, w: 0.444}, - {c: 'f', h: 0.75, d: 0.25, w: 0.5}, - {c: 'g', h: 0.75, d: 0.25, w: 0.5}, - {c: 'h', h: 0.75, d: 0.25, w: 0.389}, - {c: 'i', h: 0.75, d: 0.25, w: 0.389}, - {c: 'j', h: 0.75, d: 0.25, w: 0.278}, - {c: 'k', h: 0.75, d: 0.25, w: 0.5}, - {c: 'l', h: 0.75, d: 0.25, w: 0.5}, - {c: 'm', h: 0.75, d: 0.25, w: 0.611}, - {c: 'n', h: 0.75, d: 0.25, w: 0.5}, - {c: 'o', h: 0.694, d: 0.194, w: 0.278}, - // 70 - 7F - {c: 'p', h: 0.04, d: 0.96, w: 0.833}, - {c: 'q', h: 0.683, w: 0.75}, - {c: 'r', h: 0.683, w: 0.833}, - {c: 's', h: 0.694, d: 0.194, w: 0.417, ic: 0.111}, - {c: 't', h: 0.556, w: 0.667}, - {c: 'u', h: 0.556, w: 0.667}, - {c: 'v', h: 0.636, d: 0.136, w: 0.778}, - {c: 'w', h: 0.636, d: 0.136, w: 0.778}, - {c: 'x', h: 0.694, d: 0.194, w: 0.444}, - {c: 'y', h: 0.694, d: 0.194, w: 0.444}, - {c: 'z', h: 0.694, d: 0.194, w: 0.444}, - {c: '{', h: 0.694, d: 0.194, w: 0.611}, - {c: '|', h: 0.694, d: 0.13, w: 0.778}, - {c: '}', h: 0.694, d: 0.13, w: 0.778}, - {c: '~', h: 0.694, d: 0.13, w: 0.778}, - {c: 'Ä', h: 0.694, d: 0.13, w: 0.778} - ], - - cmex10: [ - // 00 - 0F - {c: '¡', h: 0.04, d: 1.16, w: 0.458, n: 16}, - {c: '¢', h: 0.04, d: 1.16, w: 0.458, n: 17}, - {c: '£', h: 0.04, d: 1.16, w: 0.417, n: 104}, - {c: '¤', h: 0.04, d: 1.16, w: 0.417, n: 105}, - {c: '¥', h: 0.04, d: 1.16, w: 0.472, n: 106}, - {c: '¦', h: 0.04, d: 1.16, w: 0.472, n: 107}, - {c: '§', h: 0.04, d: 1.16, w: 0.472, n: 108}, - {c: '¨', h: 0.04, d: 1.16, w: 0.472, n: 109}, - {c: '©', h: 0.04, d: 1.16, w: 0.583, n: 110}, - {c: 'ª', h: 0.04, d: 1.16, w: 0.583, n: 111}, - {c: '­', h: 0.04, d: 1.16, w: 0.472, n: 68}, - {c: '®', h: 0.04, d: 1.16, w: 0.472, n: 69}, - {c: '¯', d: 0.6, w: 0.333, delim: {rep: 12}}, - {c: '°', d: 0.6, w: 0.556, delim: {rep: 13}}, - {c: '±', h: 0.04, d: 1.16, w: 0.578, n: 46}, - {c: '²', h: 0.04, d: 1.16, w: 0.578, n: 47}, - // 10 - 1F - {c: '³', h: 0.04, d: 1.76, w: 0.597, n: 18}, - {c: '´', h: 0.04, d: 1.76, w: 0.597, n: 19}, - {c: 'µ', h: 0.04, d: 2.36, w: 0.736, n: 32}, - {c: '¶', h: 0.04, d: 2.36, w: 0.736, n: 33}, - {c: '∙', h: 0.04, d: 2.36, w: 0.528, n: 34}, - {c: '¸', h: 0.04, d: 2.36, w: 0.528, n: 35}, - {c: '¹', h: 0.04, d: 2.36, w: 0.583, n: 36}, - {c: 'º', h: 0.04, d: 2.36, w: 0.583, n: 37}, - {c: '»', h: 0.04, d: 2.36, w: 0.583, n: 38}, - {c: '¼', h: 0.04, d: 2.36, w: 0.583, n: 39}, - {c: '½', h: 0.04, d: 2.36, w: 0.75, n: 40}, - {c: '¾', h: 0.04, d: 2.36, w: 0.75, n: 41}, - {c: '¿', h: 0.04, d: 2.36, w: 0.75, n: 42}, - {c: 'À', h: 0.04, d: 2.36, w: 0.75, n: 43}, - {c: 'Á', h: 0.04, d: 2.36, w: 1.04, n: 44}, - {c: 'Â', h: 0.04, d: 2.36, w: 1.04, n: 45}, - // 20 - 2F - {c: 'Ã', h: 0.04, d: 2.96, w: 0.792, n: 48}, - {c: '!', h: 0.04, d: 2.96, w: 0.792, n: 49}, - {c: '"', h: 0.04, d: 2.96, w: 0.583, n: 50}, - {c: '#', h: 0.04, d: 2.96, w: 0.583, n: 51}, - {c: '$', h: 0.04, d: 2.96, w: 0.639, n: 52}, - {c: '%', h: 0.04, d: 2.96, w: 0.639, n: 53}, - {c: '&', h: 0.04, d: 2.96, w: 0.639, n: 54}, - {c: '\'', h: 0.04, d: 2.96, w: 0.639, n: 55}, - {c: '(', h: 0.04, d: 2.96, w: 0.806, n: 56}, - {c: ')', h: 0.04, d: 2.96, w: 0.806, n: 57}, - {c: '*', h: 0.04, d: 2.96, w: 0.806}, - {c: '+', h: 0.04, d: 2.96, w: 0.806}, - {c: ',', h: 0.04, d: 2.96, w: 1.28}, - {c: '-', h: 0.04, d: 2.96, w: 1.28}, - {c: '.', h: 0.04, d: 1.76, w: 0.811, n: 30}, - {c: '/', h: 0.04, d: 1.76, w: 0.811, n: 31}, - // 30 - 3F - {c: '0', h: 0.04, d: 1.76, w: 0.875, delim: {top: 48, bot: 64, rep: 66}}, - {c: '1', h: 0.04, d: 1.76, w: 0.875, delim: {top: 49, bot: 65, rep: 67}}, - {c: '2', h: 0.04, d: 1.76, w: 0.667, delim: {top: 50, bot: 52, rep: 54}}, - {c: '3', h: 0.04, d: 1.76, w: 0.667, delim: {top: 51, bot: 53, rep: 55}}, - {c: '4', h: 0.04, d: 1.76, w: 0.667, delim: {bot: 52, rep: 54}}, - {c: '5', h: 0.04, d: 1.76, w: 0.667, delim: {bot: 53, rep: 55}}, - {c: '6', d: 0.6, w: 0.667, delim: {top: 50, rep: 54}}, - {c: '7', d: 0.6, w: 0.667, delim: {top: 51, rep: 55}}, - {c: '8', d: 0.9, w: 0.889, delim: {top: 56, mid: 60, bot: 58, rep: 62}}, - {c: '9', d: 0.9, w: 0.889, delim: {top: 57, mid: 61, bot: 59, rep: 62}}, - {c: ':', d: 0.9, w: 0.889, delim: {top: 56, bot: 58, rep: 62}}, - {c: ';', d: 0.9, w: 0.889, delim: {top: 57, bot: 59, rep: 62}}, - {c: '<', d: 1.8, w: 0.889, delim: {rep: 63}}, - {c: '=', d: 1.8, w: 0.889, delim: {rep: 119}}, - {c: '>', d: 0.3, w: 0.889, delim: {rep: 62}}, - {c: '?', d: 0.6, w: 0.667, delim: {top: 120, bot: 121, rep: 63}}, - // 40 - 4F - {c: '@', h: 0.04, d: 1.76, w: 0.875, delim: {top: 56, bot: 59, rep: 62}}, - {c: 'A', h: 0.04, d: 1.76, w: 0.875, delim: {top: 57, bot: 58, rep: 62}}, - {c: 'B', d: 0.6, w: 0.875, delim: {rep: 66}}, - {c: 'C', d: 0.6, w: 0.875, delim: {rep: 67}}, - {c: 'D', h: 0.04, d: 1.76, w: 0.611, n: 28}, - {c: 'E', h: 0.04, d: 1.76, w: 0.611, n: 29}, - {c: 'F', d: 1, w: 0.833, n: 71}, - {c: 'G', h: 0.1, d: 1.5, w: 1.11}, - {c: 'H', d: 1.11, w: 0.472, ic: 0.194, n: 73}, - {c: 'I', d: 2.22, w: 0.556, ic: 0.444}, - {c: 'J', d: 1, w: 1.11, n: 75}, - {c: 'K', h: 0.1, d: 1.5, w: 1.51}, - {c: 'L', d: 1, w: 1.11, n: 77}, - {c: 'M', h: 0.1, d: 1.5, w: 1.51}, - {c: 'N', d: 1, w: 1.11, n: 79}, - {c: 'O', h: 0.1, d: 1.5, w: 1.51}, - // 50 - 5F - {c: 'P', d: 1, w: 1.06, n: 88}, - {c: 'Q', d: 1, w: 0.944, n: 89}, - {c: 'R', d: 1.11, w: 0.472, ic: 0.194, n: 90}, - {c: 'S', d: 1, w: 0.833, n: 91}, - {c: 'T', d: 1, w: 0.833, n: 92}, - {c: 'U', d: 1, w: 0.833, n: 93}, - {c: 'V', d: 1, w: 0.833, n: 94}, - {c: 'W', d: 1, w: 0.833, n: 95}, - {c: 'X', h: 0.1, d: 1.5, w: 1.44}, - {c: 'Y', h: 0.1, d: 1.5, w: 1.28}, - {c: 'Z', d: 2.22, w: 0.556, ic: 0.444}, - {c: '[', h: 0.1, d: 1.5, w: 1.11}, - {c: '\\', h: 0.1, d: 1.5, w: 1.11}, - {c: ']', h: 0.1, d: 1.5, w: 1.11}, - {c: '^', h: 0.1, d: 1.5, w: 1.11}, - {c: '_', h: 0.1, d: 1.5, w: 1.11}, - // 60 - 6F - {c: '`', d: 1, w: 0.944, n: 97}, - {c: 'a', h: 0.1, d: 1.5, w: 1.28}, - {c: 'b', h: 0.722, w: 0.556, n: 99}, - {c: 'c', h: 0.75, w: 1, n: 100}, - {c: 'd', h: 0.75, w: 1.44}, - {c: 'e', h: 0.722, w: 0.556, n: 102}, - {c: 'f', h: 0.75, w: 1, n: 103}, - {c: 'g', h: 0.75, w: 1.44}, - {c: 'h', h: 0.04, d: 1.76, w: 0.472, n: 20}, - {c: 'i', h: 0.04, d: 1.76, w: 0.472, n: 21}, - {c: 'j', h: 0.04, d: 1.76, w: 0.528, n: 22}, - {c: 'k', h: 0.04, d: 1.76, w: 0.528, n: 23}, - {c: 'l', h: 0.04, d: 1.76, w: 0.528, n: 24}, - {c: 'm', h: 0.04, d: 1.76, w: 0.528, n: 25}, - {c: 'n', h: 0.04, d: 1.76, w: 0.667, n: 26}, - {c: 'o', h: 0.04, d: 1.76, w: 0.667, n: 27}, - // 70 - 7F - {c: 'p', h: 0.04, d: 1.16, w: 1, n: 113}, - {c: 'q', h: 0.04, d: 1.76, w: 1, n: 114}, - {c: 'r', h: 0.04, d: 2.36, w: 1, n: 115}, - {c: 's', h: 0.04, d: 2.96, w: 1, n: 116}, - {c: 't', d: 1.8, w: 1.06, delim: {top: 118, bot: 116, rep: 117}}, - {c: 'u', d: 0.6, w: 1.06}, - {c: 'v', h: 0.04, d: 0.56, w: 1.06}, - {c: 'w', d: 0.6, w: 0.778, delim: {top: 126, bot: 127, rep: 119}}, - {c: 'x', d: 0.6, w: 0.667, delim: {top: 120, rep: 63}}, - {c: 'y', d: 0.6, w: 0.667, delim: {bot: 121, rep: 63}}, - {c: 'z', h: 0.12, w: 0.45}, - {c: '{', h: 0.12, w: 0.45}, - {c: '|', h: 0.12, w: 0.45}, - {c: '}', h: 0.12, w: 0.45}, - {c: '~', d: 0.6, w: 0.778, delim: {top: 126, rep: 119}}, - {c: 'Ä', d: 0.6, w: 0.778, delim: {bot: 127, rep: 119}} - ], - - cmti10: [ - // 00 - 0F - {c: '¡', h: 0.683, w: 0.627, ic: 0.133}, - {c: '¢', h: 0.683, w: 0.818}, - {c: '£', h: 0.683, w: 0.767, ic: 0.094}, - {c: '¤', h: 0.683, w: 0.692}, - {c: '¥', h: 0.683, w: 0.664, ic: 0.153}, - {c: '¦', h: 0.683, w: 0.743, ic: 0.164}, - {c: '§', h: 0.683, w: 0.716, ic: 0.12}, - {c: '¨', h: 0.683, w: 0.767, ic: 0.111}, - {c: '©', h: 0.683, w: 0.716, ic: 0.0599}, - {c: 'ª', h: 0.683, w: 0.767, ic: 0.111}, - {c: '­', h: 0.683, w: 0.716, ic: 0.103}, - {c: '®', h: 0.694, d: 0.194, w: 0.613, ic: 0.212, krn: {'39': 0.104, '63': 0.104, '33': 0.104, '41': 0.104, '93': 0.104}, lig: {'105': 14, '108': 15}}, - {c: '¯', h: 0.694, d: 0.194, w: 0.562, ic: 0.103}, - {c: '°', h: 0.694, d: 0.194, w: 0.588, ic: 0.103}, - {c: '±', h: 0.694, d: 0.194, w: 0.882, ic: 0.103}, - {c: '²', h: 0.694, d: 0.194, w: 0.894, ic: 0.103}, - // 10 - 1F - {c: '³', h: 0.431, w: 0.307, ic: 0.0767}, - {c: '´', h: 0.431, d: 0.194, w: 0.332, ic: 0.0374}, - {c: 'µ', h: 0.694, w: 0.511}, - {c: '¶', h: 0.694, w: 0.511, ic: 0.0969}, - {c: '∙', h: 0.628, w: 0.511, ic: 0.083}, - {c: '¸', h: 0.694, w: 0.511, ic: 0.108}, - {c: '¹', h: 0.562, w: 0.511, ic: 0.103}, - {c: 'º', h: 0.694, w: 0.831}, - {c: '»', d: 0.17, w: 0.46}, - {c: '¼', h: 0.694, d: 0.194, w: 0.537, ic: 0.105}, - {c: '½', h: 0.431, w: 0.716, ic: 0.0751}, - {c: '¾', h: 0.431, w: 0.716, ic: 0.0751}, - {c: '¿', h: 0.528, d: 0.0972, w: 0.511, ic: 0.0919}, - {c: 'À', h: 0.683, w: 0.883, ic: 0.12}, - {c: 'Á', h: 0.683, w: 0.985, ic: 0.12}, - {c: 'Â', h: 0.732, d: 0.0486, w: 0.767, ic: 0.094}, - // 20 - 2F - {c: 'Ã', h: 0.431, w: 0.256, krn: {'108': -0.256, '76': -0.321}}, - {c: '!', h: 0.694, w: 0.307, ic: 0.124, lig: {'96': 60}}, - {c: '"', h: 0.694, w: 0.514, ic: 0.0696}, - {c: '#', h: 0.694, d: 0.194, w: 0.818, ic: 0.0662}, - {c: '$', h: 0.694, w: 0.769}, - {c: '%', h: 0.75, d: 0.0556, w: 0.818, ic: 0.136}, - {c: '&', h: 0.694, w: 0.767, ic: 0.0969}, - {c: '\'', h: 0.694, w: 0.307, ic: 0.124, krn: {'63': 0.102, '33': 0.102}, lig: {'39': 34}}, - {c: '(', h: 0.75, d: 0.25, w: 0.409, ic: 0.162}, - {c: ')', h: 0.75, d: 0.25, w: 0.409, ic: 0.0369}, - {c: '*', h: 0.75, w: 0.511, ic: 0.149}, - {c: '+', h: 0.562, d: 0.0567, w: 0.767, ic: 0.0369}, - {c: ',', h: 0.106, d: 0.194, w: 0.307}, - {c: '-', h: 0.431, w: 0.358, ic: 0.0283, lig: {'45': 123}}, - {c: '.', h: 0.106, w: 0.307}, - {c: '/', h: 0.75, d: 0.25, w: 0.511, ic: 0.162}, - // 30 - 3F - {c: '0', h: 0.644, w: 0.511, ic: 0.136}, - {c: '1', h: 0.644, w: 0.511, ic: 0.136}, - {c: '2', h: 0.644, w: 0.511, ic: 0.136}, - {c: '3', h: 0.644, w: 0.511, ic: 0.136}, - {c: '4', h: 0.644, d: 0.194, w: 0.511, ic: 0.136}, - {c: '5', h: 0.644, w: 0.511, ic: 0.136}, - {c: '6', h: 0.644, w: 0.511, ic: 0.136}, - {c: '7', h: 0.644, d: 0.194, w: 0.511, ic: 0.136}, - {c: '8', h: 0.644, w: 0.511, ic: 0.136}, - {c: '9', h: 0.644, w: 0.511, ic: 0.136}, - {c: ':', h: 0.431, w: 0.307, ic: 0.0582}, - {c: ';', h: 0.431, d: 0.194, w: 0.307, ic: 0.0582}, - {c: '<', h: 0.5, d: 0.194, w: 0.307, ic: 0.0756}, - {c: '=', h: 0.367, d: -0.133, w: 0.767, ic: 0.0662}, - {c: '>', h: 0.5, d: 0.194, w: 0.511}, - {c: '?', h: 0.694, w: 0.511, ic: 0.122, lig: {'96': 62}}, - // 40 - 4F - {c: '@', h: 0.694, w: 0.767, ic: 0.096}, - {c: 'A', h: 0.683, w: 0.743, krn: {'110': -0.0256, '108': -0.0256, '114': -0.0256, '117': -0.0256, '109': -0.0256, '116': -0.0256, '105': -0.0256, '67': -0.0256, '79': -0.0256, '71': -0.0256, '104': -0.0256, '98': -0.0256, '85': -0.0256, '107': -0.0256, '118': -0.0256, '119': -0.0256, '81': -0.0256, '84': -0.0767, '89': -0.0767, '86': -0.102, '87': -0.102, '101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'B', h: 0.683, w: 0.704, ic: 0.103}, - {c: 'C', h: 0.683, w: 0.716, ic: 0.145}, - {c: 'D', h: 0.683, w: 0.755, ic: 0.094, krn: {'88': -0.0256, '87': -0.0256, '65': -0.0256, '86': -0.0256, '89': -0.0256}}, - {c: 'E', h: 0.683, w: 0.678, ic: 0.12}, - {c: 'F', h: 0.683, w: 0.653, ic: 0.133, krn: {'111': -0.0767, '101': -0.0767, '117': -0.0767, '114': -0.0767, '97': -0.0767, '65': -0.102, '79': -0.0256, '67': -0.0256, '71': -0.0256, '81': -0.0256}}, - {c: 'G', h: 0.683, w: 0.774, ic: 0.0872}, - {c: 'H', h: 0.683, w: 0.743, ic: 0.164}, - {c: 'I', h: 0.683, w: 0.386, ic: 0.158}, - {c: 'J', h: 0.683, w: 0.525, ic: 0.14}, - {c: 'K', h: 0.683, w: 0.769, ic: 0.145, krn: {'79': -0.0256, '67': -0.0256, '71': -0.0256, '81': -0.0256}}, - {c: 'L', h: 0.683, w: 0.627, krn: {'84': -0.0767, '89': -0.0767, '86': -0.102, '87': -0.102, '101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'M', h: 0.683, w: 0.897, ic: 0.164}, - {c: 'N', h: 0.683, w: 0.743, ic: 0.164}, - {c: 'O', h: 0.683, w: 0.767, ic: 0.094, krn: {'88': -0.0256, '87': -0.0256, '65': -0.0256, '86': -0.0256, '89': -0.0256}}, - // 50 - 5F - {c: 'P', h: 0.683, w: 0.678, ic: 0.103, krn: {'65': -0.0767}}, - {c: 'Q', h: 0.683, d: 0.194, w: 0.767, ic: 0.094}, - {c: 'R', h: 0.683, w: 0.729, ic: 0.0387, krn: {'110': -0.0256, '108': -0.0256, '114': -0.0256, '117': -0.0256, '109': -0.0256, '116': -0.0256, '105': -0.0256, '67': -0.0256, '79': -0.0256, '71': -0.0256, '104': -0.0256, '98': -0.0256, '85': -0.0256, '107': -0.0256, '118': -0.0256, '119': -0.0256, '81': -0.0256, '84': -0.0767, '89': -0.0767, '86': -0.102, '87': -0.102, '101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'S', h: 0.683, w: 0.562, ic: 0.12}, - {c: 'T', h: 0.683, w: 0.716, ic: 0.133, krn: {'121': -0.0767, '101': -0.0767, '111': -0.0767, '114': -0.0767, '97': -0.0767, '117': -0.0767, '65': -0.0767}}, - {c: 'U', h: 0.683, w: 0.743, ic: 0.164}, - {c: 'V', h: 0.683, w: 0.743, ic: 0.184, krn: {'111': -0.0767, '101': -0.0767, '117': -0.0767, '114': -0.0767, '97': -0.0767, '65': -0.102, '79': -0.0256, '67': -0.0256, '71': -0.0256, '81': -0.0256}}, - {c: 'W', h: 0.683, w: 0.999, ic: 0.184, krn: {'65': -0.0767}}, - {c: 'X', h: 0.683, w: 0.743, ic: 0.158, krn: {'79': -0.0256, '67': -0.0256, '71': -0.0256, '81': -0.0256}}, - {c: 'Y', h: 0.683, w: 0.743, ic: 0.194, krn: {'101': -0.0767, '111': -0.0767, '114': -0.0767, '97': -0.0767, '117': -0.0767, '65': -0.0767}}, - {c: 'Z', h: 0.683, w: 0.613, ic: 0.145}, - {c: '[', h: 0.75, d: 0.25, w: 0.307, ic: 0.188}, - {c: '\\', h: 0.694, w: 0.514, ic: 0.169}, - {c: ']', h: 0.75, d: 0.25, w: 0.307, ic: 0.105}, - {c: '^', h: 0.694, w: 0.511, ic: 0.0665}, - {c: '_', h: 0.668, w: 0.307, ic: 0.118}, - // 60 - 6F - {c: '`', h: 0.694, w: 0.307, ic: 0.124, lig: {'96': 92}}, - {c: 'a', h: 0.431, w: 0.511, ic: 0.0767}, - {c: 'b', h: 0.694, w: 0.46, ic: 0.0631, krn: {'101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'c', h: 0.431, w: 0.46, ic: 0.0565, krn: {'101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'd', h: 0.694, w: 0.511, ic: 0.103, krn: {'108': 0.0511}}, - {c: 'e', h: 0.431, w: 0.46, ic: 0.0751, krn: {'101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'f', h: 0.694, d: 0.194, w: 0.307, ic: 0.212, krn: {'39': 0.104, '63': 0.104, '33': 0.104, '41': 0.104, '93': 0.104}, lig: {'105': 12, '102': 11, '108': 13}}, - {c: 'g', h: 0.431, d: 0.194, w: 0.46, ic: 0.0885}, - {c: 'h', h: 0.694, w: 0.511, ic: 0.0767}, - {c: 'i', h: 0.655, w: 0.307, ic: 0.102}, - {c: 'j', h: 0.655, d: 0.194, w: 0.307, ic: 0.145}, - {c: 'k', h: 0.694, w: 0.46, ic: 0.108}, - {c: 'l', h: 0.694, w: 0.256, ic: 0.103, krn: {'108': 0.0511}}, - {c: 'm', h: 0.431, w: 0.818, ic: 0.0767}, - {c: 'n', h: 0.431, w: 0.562, ic: 0.0767, krn: {'39': -0.102}}, - {c: 'o', h: 0.431, w: 0.511, ic: 0.0631, krn: {'101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - // 70 - 7F - {c: 'p', h: 0.431, d: 0.194, w: 0.511, ic: 0.0631, krn: {'101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 'q', h: 0.431, d: 0.194, w: 0.46, ic: 0.0885}, - {c: 'r', h: 0.431, w: 0.422, ic: 0.108, krn: {'101': -0.0511, '97': -0.0511, '111': -0.0511, '100': -0.0511, '99': -0.0511, '103': -0.0511, '113': -0.0511}}, - {c: 's', h: 0.431, w: 0.409, ic: 0.0821}, - {c: 't', h: 0.615, w: 0.332, ic: 0.0949}, - {c: 'u', h: 0.431, w: 0.537, ic: 0.0767}, - {c: 'v', h: 0.431, w: 0.46, ic: 0.108}, - {c: 'w', h: 0.431, w: 0.664, ic: 0.108, krn: {'108': 0.0511}}, - {c: 'x', h: 0.431, w: 0.464, ic: 0.12}, - {c: 'y', h: 0.431, d: 0.194, w: 0.486, ic: 0.0885}, - {c: 'z', h: 0.431, w: 0.409, ic: 0.123}, - {c: '{', h: 0.431, w: 0.511, ic: 0.0921, lig: {'45': 124}}, - {c: '|', h: 0.431, w: 1.02, ic: 0.0921}, - {c: '}', h: 0.694, w: 0.511, ic: 0.122}, - {c: '~', h: 0.668, w: 0.511, ic: 0.116}, - {c: 'Ä', h: 0.668, w: 0.511, ic: 0.105} - ], - - cmbx10: [ - // 00 - 0F - {c: '¡', h: 0.686, w: 0.692}, - {c: '¢', h: 0.686, w: 0.958}, - {c: '£', h: 0.686, w: 0.894}, - {c: '¤', h: 0.686, w: 0.806}, - {c: '¥', h: 0.686, w: 0.767}, - {c: '¦', h: 0.686, w: 0.9}, - {c: '§', h: 0.686, w: 0.831}, - {c: '¨', h: 0.686, w: 0.894}, - {c: '©', h: 0.686, w: 0.831}, - {c: 'ª', h: 0.686, w: 0.894}, - {c: '­', h: 0.686, w: 0.831}, - {c: '®', h: 0.694, w: 0.671, ic: 0.109, krn: {'39': 0.109, '63': 0.109, '33': 0.109, '41': 0.109, '93': 0.109}, lig: {'105': 14, '108': 15}}, - {c: '¯', h: 0.694, w: 0.639}, - {c: '°', h: 0.694, w: 0.639}, - {c: '±', h: 0.694, w: 0.958}, - {c: '²', h: 0.694, w: 0.958}, - // 10 - 1F - {c: '³', h: 0.444, w: 0.319}, - {c: '´', h: 0.444, d: 0.194, w: 0.351}, - {c: 'µ', h: 0.694, w: 0.575}, - {c: '¶', h: 0.694, w: 0.575}, - {c: '∙', h: 0.632, w: 0.575}, - {c: '¸', h: 0.694, w: 0.575}, - {c: '¹', h: 0.596, w: 0.575}, - {c: 'º', h: 0.694, w: 0.869}, - {c: '»', d: 0.17, w: 0.511}, - {c: '¼', h: 0.694, w: 0.597}, - {c: '½', h: 0.444, w: 0.831}, - {c: '¾', h: 0.444, w: 0.894}, - {c: '¿', h: 0.542, d: 0.0972, w: 0.575}, - {c: 'À', h: 0.686, w: 1.04}, - {c: 'Á', h: 0.686, w: 1.17}, - {c: 'Â', h: 0.735, d: 0.0486, w: 0.894}, - // 20 - 2F - {c: 'Ã', h: 0.444, w: 0.319, krn: {'108': -0.319, '76': -0.378}}, - {c: '!', h: 0.694, w: 0.35, lig: {'96': 60}}, - {c: '"', h: 0.694, w: 0.603}, - {c: '#', h: 0.694, d: 0.194, w: 0.958}, - {c: '$', h: 0.75, d: 0.0556, w: 0.575}, - {c: '%', h: 0.75, d: 0.0556, w: 0.958}, - {c: '&', h: 0.694, w: 0.894}, - {c: '\'', h: 0.694, w: 0.319, krn: {'63': 0.128, '33': 0.128}, lig: {'39': 34}}, - {c: '(', h: 0.75, d: 0.25, w: 0.447}, - {c: ')', h: 0.75, d: 0.25, w: 0.447}, - {c: '*', h: 0.75, w: 0.575}, - {c: '+', h: 0.633, d: 0.133, w: 0.894}, - {c: ',', h: 0.156, d: 0.194, w: 0.319}, - {c: '-', h: 0.444, w: 0.383, lig: {'45': 123}}, - {c: '.', h: 0.156, w: 0.319}, - {c: '/', h: 0.75, d: 0.25, w: 0.575}, - // 30 - 3F - {c: '0', h: 0.644, w: 0.575}, - {c: '1', h: 0.644, w: 0.575}, - {c: '2', h: 0.644, w: 0.575}, - {c: '3', h: 0.644, w: 0.575}, - {c: '4', h: 0.644, w: 0.575}, - {c: '5', h: 0.644, w: 0.575}, - {c: '6', h: 0.644, w: 0.575}, - {c: '7', h: 0.644, w: 0.575}, - {c: '8', h: 0.644, w: 0.575}, - {c: '9', h: 0.644, w: 0.575}, - {c: ':', h: 0.444, w: 0.319}, - {c: ';', h: 0.444, d: 0.194, w: 0.319}, - {c: '<', h: 0.5, d: 0.194, w: 0.35}, - {c: '=', h: 0.391, d: -0.109, w: 0.894}, - {c: '>', h: 0.5, d: 0.194, w: 0.543}, - {c: '?', h: 0.694, w: 0.543, lig: {'96': 62}}, - // 40 - 4F - {c: '@', h: 0.694, w: 0.894}, - {c: 'A', h: 0.686, w: 0.869, krn: {'116': -0.0319, '67': -0.0319, '79': -0.0319, '71': -0.0319, '85': -0.0319, '81': -0.0319, '84': -0.0958, '89': -0.0958, '86': -0.128, '87': -0.128}}, - {c: 'B', h: 0.686, w: 0.818}, - {c: 'C', h: 0.686, w: 0.831}, - {c: 'D', h: 0.686, w: 0.882, krn: {'88': -0.0319, '87': -0.0319, '65': -0.0319, '86': -0.0319, '89': -0.0319}}, - {c: 'E', h: 0.686, w: 0.756}, - {c: 'F', h: 0.686, w: 0.724, krn: {'111': -0.0958, '101': -0.0958, '117': -0.0958, '114': -0.0958, '97': -0.0958, '65': -0.128, '79': -0.0319, '67': -0.0319, '71': -0.0319, '81': -0.0319}}, - {c: 'G', h: 0.686, w: 0.904}, - {c: 'H', h: 0.686, w: 0.9}, - {c: 'I', h: 0.686, w: 0.436, krn: {'73': 0.0319}}, - {c: 'J', h: 0.686, w: 0.594}, - {c: 'K', h: 0.686, w: 0.901, krn: {'79': -0.0319, '67': -0.0319, '71': -0.0319, '81': -0.0319}}, - {c: 'L', h: 0.686, w: 0.692, krn: {'84': -0.0958, '89': -0.0958, '86': -0.128, '87': -0.128}}, - {c: 'M', h: 0.686, w: 1.09}, - {c: 'N', h: 0.686, w: 0.9}, - {c: 'O', h: 0.686, w: 0.864, krn: {'88': -0.0319, '87': -0.0319, '65': -0.0319, '86': -0.0319, '89': -0.0319}}, - // 50 - 5F - {c: 'P', h: 0.686, w: 0.786, krn: {'65': -0.0958, '111': -0.0319, '101': -0.0319, '97': -0.0319, '46': -0.0958, '44': -0.0958}}, - {c: 'Q', h: 0.686, d: 0.194, w: 0.864}, - {c: 'R', h: 0.686, w: 0.862, krn: {'116': -0.0319, '67': -0.0319, '79': -0.0319, '71': -0.0319, '85': -0.0319, '81': -0.0319, '84': -0.0958, '89': -0.0958, '86': -0.128, '87': -0.128}}, - {c: 'S', h: 0.686, w: 0.639}, - {c: 'T', h: 0.686, w: 0.8, krn: {'121': -0.0319, '101': -0.0958, '111': -0.0958, '114': -0.0958, '97': -0.0958, '65': -0.0958, '117': -0.0958}}, - {c: 'U', h: 0.686, w: 0.885}, - {c: 'V', h: 0.686, w: 0.869, ic: 0.016, krn: {'111': -0.0958, '101': -0.0958, '117': -0.0958, '114': -0.0958, '97': -0.0958, '65': -0.128, '79': -0.0319, '67': -0.0319, '71': -0.0319, '81': -0.0319}}, - {c: 'W', h: 0.686, w: 1.19, ic: 0.016, krn: {'111': -0.0958, '101': -0.0958, '117': -0.0958, '114': -0.0958, '97': -0.0958, '65': -0.128, '79': -0.0319, '67': -0.0319, '71': -0.0319, '81': -0.0319}}, - {c: 'X', h: 0.686, w: 0.869, krn: {'79': -0.0319, '67': -0.0319, '71': -0.0319, '81': -0.0319}}, - {c: 'Y', h: 0.686, w: 0.869, ic: 0.0287, krn: {'101': -0.0958, '111': -0.0958, '114': -0.0958, '97': -0.0958, '65': -0.0958, '117': -0.0958}}, - {c: 'Z', h: 0.686, w: 0.703}, - {c: '[', h: 0.75, d: 0.25, w: 0.319}, - {c: '\\', h: 0.694, w: 0.603}, - {c: ']', h: 0.75, d: 0.25, w: 0.319}, - {c: '^', h: 0.694, w: 0.575}, - {c: '_', h: 0.694, w: 0.319}, - // 60 - 6F - {c: '`', h: 0.694, w: 0.319, lig: {'96': 92}}, - {c: 'a', h: 0.444, w: 0.559, krn: {'118': -0.0319, '106': 0.0639, '121': -0.0319, '119': -0.0319}}, - {c: 'b', h: 0.694, w: 0.639, krn: {'101': 0.0319, '111': 0.0319, '120': -0.0319, '100': 0.0319, '99': 0.0319, '113': 0.0319, '118': -0.0319, '106': 0.0639, '121': -0.0319, '119': -0.0319}}, - {c: 'c', h: 0.444, w: 0.511, krn: {'104': -0.0319, '107': -0.0319}}, - {c: 'd', h: 0.694, w: 0.639}, - {c: 'e', h: 0.444, w: 0.527}, - {c: 'f', h: 0.694, w: 0.351, ic: 0.109, krn: {'39': 0.109, '63': 0.109, '33': 0.109, '41': 0.109, '93': 0.109}, lig: {'105': 12, '102': 11, '108': 13}}, - {c: 'g', h: 0.444, d: 0.194, w: 0.575, ic: 0.016, krn: {'106': 0.0319}}, - {c: 'h', h: 0.694, w: 0.639, krn: {'116': -0.0319, '117': -0.0319, '98': -0.0319, '121': -0.0319, '118': -0.0319, '119': -0.0319}}, - {c: 'i', h: 0.694, w: 0.319}, - {c: 'j', h: 0.694, d: 0.194, w: 0.351}, - {c: 'k', h: 0.694, w: 0.607, krn: {'97': -0.0639, '101': -0.0319, '97': -0.0319, '111': -0.0319, '99': -0.0319}}, - {c: 'l', h: 0.694, w: 0.319}, - {c: 'm', h: 0.444, w: 0.958, krn: {'116': -0.0319, '117': -0.0319, '98': -0.0319, '121': -0.0319, '118': -0.0319, '119': -0.0319}}, - {c: 'n', h: 0.444, w: 0.639, krn: {'116': -0.0319, '117': -0.0319, '98': -0.0319, '121': -0.0319, '118': -0.0319, '119': -0.0319}}, - {c: 'o', h: 0.444, w: 0.575, krn: {'101': 0.0319, '111': 0.0319, '120': -0.0319, '100': 0.0319, '99': 0.0319, '113': 0.0319, '118': -0.0319, '106': 0.0639, '121': -0.0319, '119': -0.0319}}, - // 70 - 7F - {c: 'p', h: 0.444, d: 0.194, w: 0.639, krn: {'101': 0.0319, '111': 0.0319, '120': -0.0319, '100': 0.0319, '99': 0.0319, '113': 0.0319, '118': -0.0319, '106': 0.0639, '121': -0.0319, '119': -0.0319}}, - {c: 'q', h: 0.444, d: 0.194, w: 0.607}, - {c: 'r', h: 0.444, w: 0.474}, - {c: 's', h: 0.444, w: 0.454}, - {c: 't', h: 0.635, w: 0.447, krn: {'121': -0.0319, '119': -0.0319}}, - {c: 'u', h: 0.444, w: 0.639, krn: {'119': -0.0319}}, - {c: 'v', h: 0.444, w: 0.607, ic: 0.016, krn: {'97': -0.0639, '101': -0.0319, '97': -0.0319, '111': -0.0319, '99': -0.0319}}, - {c: 'w', h: 0.444, w: 0.831, ic: 0.016, krn: {'101': -0.0319, '97': -0.0319, '111': -0.0319, '99': -0.0319}}, - {c: 'x', h: 0.444, w: 0.607}, - {c: 'y', h: 0.444, d: 0.194, w: 0.607, ic: 0.016, krn: {'111': -0.0319, '101': -0.0319, '97': -0.0319, '46': -0.0958, '44': -0.0958}}, - {c: 'z', h: 0.444, w: 0.511}, - {c: '{', h: 0.444, w: 0.575, ic: 0.0319, lig: {'45': 124}}, - {c: '|', h: 0.444, w: 1.15, ic: 0.0319}, - {c: '}', h: 0.694, w: 0.575}, - {c: '~', h: 0.694, w: 0.575}, - {c: 'Ä', h: 0.694, w: 0.575} - ] -}; - -/***************************************************************************/ - -/* - * Implement image-based fonts for fallback method - */ -jsMath.Img = { - - // font sizes available - fonts: [50, 60, 70, 85, 100, 120, 144, 173, 207, 249, 298, 358, 430], - - // em widths for the various font size directories - w: {'50': 6.9, '60': 8.3, '70': 9.7, '85': 11.8, '100': 13.9, - '120': 16.7, '144': 20.0, '173': 24.0, '207': 28.8, '249': 34.6, - '298': 41.4, '358': 49.8, '430': 59.8}, - - // index of best font size in the fonts list - best: 4, - - // fonts to update (see UpdateFonts below) - update: {}, - - // factor by which to shrink images (for better printing) - factor: 1, - - // image fonts are loaded - loaded: 0, - - // add characters to be drawn using images - SetFont: function (change) { - for (var font in change) { - if (!this.update[font]) {this.update[font] = []} - this.update[font] = this.update[font].concat(change[font]); - } - }, - - /* - * Called by the exta-font definition files to add an image font - * into the mix - */ - AddFont: function (size,def) { - if (!jsMath.Img[size]) {jsMath.Img[size] = {}}; - jsMath.Add(jsMath.Img[size],def); - }, - - /* - * Update font(s) to use image data rather than native fonts - * It looks in the jsMath.Img.update array to find the names - * of the fonts to udpate, and the arrays of character codes - * to set (or 'all' to change every character); - */ - UpdateFonts: function () { - var change = this.update; if (!this.loaded) return; - var best = this[jsMath.Img.fonts[this.best]]; - for (var font in change) { - for (var i = 0; i < change[font].length; i++) { - var c = change[font][i]; - if (c == 'all') {for (c in jsMath.TeX[font]) {jsMath.TeX[font][c].img = {}}} - else {jsMath.TeX[font][c].img = {}} - } - } - this.update = {}; - }, - - /* - * Find the font size that best fits our current font - * (this is the directory name for the img files used - * in some fallback modes). - */ - BestSize: function () { - var w = jsMath.em * this.factor; - var m = this.w[this.fonts[0]]; - for (var i = 1; i < this.fonts.length; i++) { - if (w < (this.w[this.fonts[i]] + 2*m) / 3) {return i-1} - m = this.w[this.fonts[i]]; - } - return i-1; - }, - - /* - * Get the scaling factor for the image fonts - */ - Scale: function () { - if (!this.loaded) return; - this.best = this.BestSize(); - this.em = jsMath.Img.w[this.fonts[this.best]]; - this.scale = (jsMath.em/this.em); - if (Math.abs(this.scale - 1) < .12) {this.scale = 1} - }, - - /* - * Get URL to directory for given font and size, based on the - * user's alpha/plain setting - */ - URL: function (name,size,C) { - var type = (jsMath.Controls.cookie.alpha) ? '/alpha/': '/plain/'; - if (C == null) {C = "def.js"} else {C = 'char'+C+'.png'} - if (size != "") {size += '/'} - return this.root+name+type+size+C; - }, - - /* - * Laod the data for an image font - */ - LoadFont: function (name) { - if (jsMath.Controls.cookie.print) { - jsMath.Controls.cookie.print = 0; - var button = jsMath.Element("jsMath"); - if (button) {button.style.display = "none"} - this.factor *= 3; - if (window.location.protocol != 'file:') {jsMath.Controls.SetCookie(0)} - if (jsMath.Browser.alphaPrintBug) {jsMath.Controls.cookie.alpha = 0} - } - document.writeln(''); - this.loaded = 1; - } - -}; - -/***************************************************************************/ - -/* - * jsMath.HTML handles creation of most of the HTML needed for - * presenting mathematics in HTML pages. - */ - -jsMath.HTML = { - - /* - * produce a string version of a measurement in ems, - * showing only a limited number of digits, and - * using 0 when the value is near zero. - */ - Em: function (m) { - var n = 5; if (m < 0) {n++} - if (Math.abs(m) < .000001) {m = 0} - var s = String(m); s = s.replace(/(\.\d\d\d).+/,'$1'); - return s+'em' - }, - - /* - * Create a horizontal space of width w - */ - Spacer: function (w) { - if (w == 0) {return ''}; - return jsMath.Browser.msieSpaceFix - + '' - + jsMath.Browser.hiddenSpace + ''; - }, - - /* - * Create a colored frame (for debugging use) - */ - Frame: function (x,y,w,h,c,pos) { - - h -= 2/jsMath.em; // use 2 pixels to compensate for border size - w -= 2/jsMath.em; - y -= 1/jsMath.em; - if (!c) {c = 'black'}; - if (pos) {pos = 'absolute;'} else - {pos = 'relative; margin-right: '+this.Em(-(w+2/jsMath.em))+'; '} - return ''; - }, - - /* - * Create a rule line for fractions, etc. - * Height is converted to pixels (with a minimum of 1), so that - * the line will not disappear at small font sizes. This means that - * the thickness will not change if you change the font size, or - * may not be correct within a header or other enlarged text. - */ - Rule: function (w,h) { - if (h == null) {h = jsMath.TeX.default_rule_thickness} - if (w == 0 || h == 0) return; // should make an invisible box? - w *= jsMath.Browser.imgScale; - h = Math.round(h*jsMath.em*jsMath.Browser.imgScale+.25); - if (h < 1) {h = 1}; - return ''; - }, - - /* - * Add a tag to activate a specific CSS class - */ - Class: function (tclass,html) { - return ''+html+''; - }, - - /* - * Use a to place some HTML at a specific position. - * (This can be replaced by the ones below to overcome - * some browser-specific bugs.) - */ - Place: function (html,x,y) { - if (Math.abs(x) < .0001) {x = 0} - if (Math.abs(y) < .0001) {y = 0} - if (x || y) { - var span = '' + html + ''; - } - return html; - }, - - /* - * For MSIE on Windows, backspacing must be done in a separate - * , otherwise the contents will be clipped. Netscape - * also doesn't combine vertical and horizontal spacing well. - * Here the x and y positioning are done in separate tags - */ - PlaceSeparateSkips: function (html,x,y) { - if (Math.abs(x) < .0001) {x = 0} - if (Math.abs(y) < .0001) {y = 0} - if (y) {html = '' + html + ''} - if (x) {html = jsMath.Browser.msieSpaceFix - + '' - + jsMath.Browser.hiddenSpace + '' + html} - return html; - }, - - /* - * Place a SPAN with absolute coordinates - */ - PlaceAbsolute: function (html,x,y) { - if (Math.abs(x) < .0001) {x = 0} - if (Math.abs(y) < .0001) {y = 0} - html = '' + html + ' '; - // space normalizes line height - return html; - }, - - Absolute: function(html,w,h,d,y,H) { - var align = ""; - if (d && d != "none") {align = ' vertical-align: '+jsMath.HTML.Em(-d)+';'} - if (y != "none") { - if (Math.abs(y) < .0001) {y = 0} - html = '' - + html + ' ' // space normalizes line height in script styles - + ''; - } - html += ''; - if (jsMath.Browser.msieAbsoluteBug) { // for MSIE (Mac) - html = '' + html + ''; - } - html = '' - + html - + ''; - return html; - } - -}; - - -/***************************************************************************/ - -/* - * jsMath.Box handles TeX's math boxes and jsMath's equivalent of hboxes. - */ - -jsMath.Box = function (format,text,w,h,d) { - if (d == null) {d = jsMath.d} - this.type = 'typeset'; - this.w = w; this.h = h; this.d = d; this.bh = h; this.bd = d; - this.x = 0; this.y = 0; - this.html = text; this.format = format; -}; - - -jsMath.Add(jsMath.Box,{ - - /* - * An empty box - */ - Null: new jsMath.Box('null','',0,0,0), - - /* - * A box containing only text whose class and style haven't been added - * yet (so that we can combine ones with the same styles). It gets - * the text dimensions, if needed. (In general, this has been - * replaced by TeX() below, but is still used in fallback mode.) - */ - Text: function (text,tclass,style,size,a,d) { - var html = jsMath.Typeset.AddClass(tclass,text); - html = jsMath.Typeset.AddStyle(style,size,html); - var BB = jsMath.EmBoxFor(html); var TeX = jsMath.Typeset.TeX(style,size); - var bd = ((tclass == 'cmsy10' || tclass == 'cmex10')? BB.h-TeX.h: TeX.d*BB.h/TeX.hd); - var box = new jsMath.Box('text',text,BB.w,BB.h-bd,bd); - box.style = style; box.size = size; box.tclass = tclass; - if (d != null) {if (d != 1) {box.d = d}} else {box.d = 0} - if (a == null || a == 1) {box.h = .9*TeX.M_height} - else {box.h = 1.1*TeX.x_height + 1*a}; // sometimes a is a string? - return box; - }, - - /* - * Produce a box containing a given TeX character from a given font. - * The box is a text box (like the ones above), so that characters from - * the same font can be combined. - */ - TeX: function (C,font,style,size) { - var c = jsMath.TeX[font][C]; - if (c.d == null) {c.d = 0}; if (c.h == null) {c.h = 0} - if (c.img != null && c.c != '') this.TeXIMG(font,C,jsMath.Typeset.StyleSize(style,size)); - var scale = jsMath.Typeset.TeX(style,size).scale; - var h = c.h + jsMath.TeX[font].dh - var box = new jsMath.Box('text',c.c,c.w*scale,h*scale,c.d*scale); - box.style = style; box.size = size; - if (c.tclass) { - box.tclass = c.tclass; - box.bh = scale*jsMath.h; - box.bd = scale*jsMath.d; - } else { - box.tclass = font; - box.bh = scale*jsMath.TeX[font].h; - box.bd = scale*jsMath.TeX[font].d; - if (jsMath.Browser.msieFontBug) { - // hack to avoid Font changing back to the default - // font when a unicode reference is not followed - // by a letter or number - box.html += 'x' - } - } - if (c.img != null) { - box.bh = c.img.bh; box.bd = c.img.bd; - box.tclass = "normal"; - } - return box; - }, - - /* - * Set the character's string to the appropriate image file - */ - TeXIMG: function (font,C,size) { - var c = jsMath.TeX[font][C]; - if (c.img.size != null && c.img.size == size && - c.img.best != null && c.img.best == jsMath.Img.best) return; - var mustScale = (jsMath.Img.scale != 1); - var id = jsMath.Img.best + size - 4; - if (id < 0) {id = 0; mustScale = 1} else - if (id >= jsMath.Img.fonts.length) {id = jsMath.Img.fonts.length-1; mustScale = 1} - var imgFont = jsMath.Img[jsMath.Img.fonts[id]]; - var img = imgFont[font][C]; - var scale = 1/jsMath.Img.w[jsMath.Img.fonts[id]]; - if (id != jsMath.Img.best + size - 4) { - if (c.w != null) {scale = c.w/img[0]} else { - scale *= jsMath.Img.fonts[size]/jsMath.Img.fonts[4] - * jsMath.Img.fonts[jsMath.Img.best]/jsMath.Img.fonts[id]; - } - } - var w = img[0]*scale; var h = img[1]*scale; var d = -img[2]*scale; var v; - var wadjust = (c.w == null || Math.abs(c.w-w) < .01)? "" : " margin-right:"+jsMath.HTML.Em(c.w-w)+';'; - var resize = ""; C = this.HexCode(C); - if (!mustScale && !jsMath.Controls.cookie.scaleImg) { - if (2*w < h || (jsMath.Browser.msieAlphaBug && jsMath.Controls.cookie.alpha)) - {resize = "height:"+(img[1]*jsMath.Browser.imgScale)+'px;'} - resize += " width:"+(img[0]*jsMath.Browser.imgScale)+'px;' - v = -img[2]+'px'; - } else { - if (2*w < h || (jsMath.Browser.msieAlphaBug && jsMath.Controls.cookie.alpha)) - {resize = "height:"+jsMath.HTML.Em(h*jsMath.Browser.imgScale)+';'} - resize += " width:"+jsMath.HTML.Em(w*jsMath.Browser.imgScale)+';' - v = jsMath.HTML.Em(d); - } - var vadjust = (Math.abs(d) < .01 && !jsMath.Browser.valignBug)? - "": " vertical-align:"+v+';'; - var URL = jsMath.Img.URL(font,jsMath.Img.fonts[id],C); - if (jsMath.Browser.msieAlphaBug && jsMath.Controls.cookie.alpha) { - c.c = ''; - } else { - c.c = ''; - } - c.tclass = "normal"; - c.img.bh = h+d; c.img.bd = -d; - c.img.size = size; c.img.best = jsMath.Img.best; - }, - - /* - * Get a two-character hex code (some browsers don't know toString(16)) - */ - HexCode: function (C) { - var codes = '0123456789ABCDEF'; - var h = Math.floor(C/16); var l = C - 16*h; - return codes.charAt(h)+codes.charAt(l); - }, - - /* - * A box containing a spacer of a specific width - */ - Space: function (w) { - return new jsMath.Box('html',jsMath.HTML.Spacer(w),w,0,0); - }, - - /* - * A box containing a horizontal rule - */ - Rule: function (w,h) { - if (h == null) {h = jsMath.TeX.default_rule_thickness} - html = jsMath.HTML.Rule(w,h); - return new jsMath.Box('html',html,w,h,0); - }, - - /* - * Get a character from a TeX font, and make sure that it has - * its metrics specified. - */ - GetChar: function (code,font) { - var c = jsMath.TeX[font][code]; - if (c.img != null) {this.TeXIMG(font,code,4)} - if (c.tclass == null) {c.tclass = font} - if (!c.computedW) { - c.w = jsMath.EmBoxFor(jsMath.Typeset.AddClass(c.tclass,c.c)).w; - if (c.h == null) {c.h = jsMath.defaultH}; if (c.d == null) {c.d = 0} - c.computedW = 1; - } - return c; - }, - - /* - * Locate the TeX delimiter character that matches a given height. - * Return the character, font, style and actual height used. - */ - DelimBestFit: function (H,c,font,style) { - if (c == 0 && font == 0) return; - var C; var h; font = jsMath.TeX.fam[font]; - var isSS = (style.charAt(1) == 'S'); - var isS = (style.charAt(0) == 'S'); - while (c != null) { - C = jsMath.TeX[font][c]; - if (C.h == null) {C.h = jsMath.defaultH}; if (C.d == null) {C.d = 0} - h = C.h+C.d; - if (C.delim) {return [c,font,'',H]} - if (isSS && .5*h >= H) {return [c,font,'SS',.5*h]} - if (isS && .7*h >= H) {return [c,font,'S',.7*h]} - if (h >= H || C.n == null) {return [c,font,'T',h]} - c = C.n - } - }, - - /* - * Create the HTML needed for a stretchable delimiter of a given height, - * either centered or not. This version uses relative placement (i.e., - * backspaces, not line-breaks). This works with more browsers, but - * if the font size changes, the backspacing may not be right, so the - * delimiters may become jagged. - */ - DelimExtendRelative: function (H,c,font,a,nocenter) { - var C = jsMath.TeX[font][c]; - var top = this.GetChar(C.delim.top? C.delim.top: C.delim.rep,font); - var rep = this.GetChar(C.delim.rep,font); - var bot = this.GetChar(C.delim.bot? C.delim.bot: C.delim.rep,font); - var ext = jsMath.Typeset.AddClass(rep.tclass,rep.c); - var w = rep.w; var h = rep.h+rep.d - var y; var dx; - if (C.delim.mid) {// braces - var mid = this.GetChar(C.delim.mid,font); - var n = Math.ceil((H-(top.h+top.d)-(mid.h+mid.d)-(bot.h+bot.d))/(2*(rep.h+rep.d))); - H = 2*n*(rep.h+rep.d) + (top.h+top.d) + (mid.h+mid.d) + (bot.h+bot.d); - if (nocenter) {y = 0} else {y = H/2+a}; var Y = y; - var html = jsMath.HTML.Place(jsMath.Typeset.AddClass(top.tclass,top.c),0,y-top.h) - + jsMath.HTML.Place(jsMath.Typeset.AddClass(bot.tclass,bot.c),-(top.w+bot.w)/2,y-(H-bot.d)) - + jsMath.HTML.Place(jsMath.Typeset.AddClass(mid.tclass,mid.c),-(bot.w+mid.w)/2,y-(H+mid.h-mid.d)/2); - dx = (w-mid.w)/2; if (Math.abs(dx) < .0001) {dx = 0} - if (dx) {html += jsMath.HTML.Spacer(dx)} - y -= top.h+top.d + rep.h; - for (var i = 0; i < n; i++) {html += jsMath.HTML.Place(ext,-w,y-i*h)} - y -= H/2 - rep.h/2; - for (var i = 0; i < n; i++) {html += jsMath.HTML.Place(ext,-w,y-i*h)} - } else {// everything else - var n = Math.ceil((H - (top.h+top.d) - (bot.h+bot.d))/(rep.h+rep.d)); - // make sure two-headed arrows have an extender - if (top.h+top.d < .9*(rep.h+rep.d)) {n = Math.max(1,n)} - H = n*(rep.h+rep.d) + (top.h+top.d) + (bot.h+bot.d); - if (nocenter) {y = 0} else {y = H/2+a}; var Y = y; - var html = jsMath.HTML.Place(jsMath.Typeset.AddClass(top.tclass,top.c),0,y-top.h) - dx = (w-top.w)/2; if (Math.abs(dx) < .0001) {dx = 0} - if (dx) {html += jsMath.HTML.Spacer(dx)} - y -= top.h+top.d + rep.h; - for (var i = 0; i < n; i++) {html += jsMath.HTML.Place(ext,-w,y-i*h)} - html += jsMath.HTML.Place(jsMath.Typeset.AddClass(bot.tclass,bot.c),-(w+bot.w)/2,Y-(H-bot.d)); - } - if (nocenter) {h = top.h} else {h = H/2+a} - var box = new jsMath.Box('html',html,rep.w,h,H-h); - box.bh = jsMath.TeX[font].h; box.bd = jsMath.TeX[font].d; - return box; - }, - - /* - * Create the HTML needed for a stretchable delimiter of a given height, - * either centered or not. This version uses absolute placement (i.e., - * line-breaks, not backspacing). This gives more reliable results, - * but doesn't work with all browsers. - */ - DelimExtendAbsolute: function (H,c,font,a,nocenter) { - var Font = jsMath.TeX[font]; - var C = Font[c]; - var top = this.GetChar(C.delim.top? C.delim.top: C.delim.rep,font); - var rep = this.GetChar(C.delim.rep,font); - var bot = this.GetChar(C.delim.bot? C.delim.bot: C.delim.rep,font); - - if (C.delim.mid) {// braces - var mid = this.GetChar(C.delim.mid,font); - var n = Math.ceil((H-(top.h+top.d)-(mid.h+mid.d-.05)-(bot.h+bot.d-.05))/(2*(rep.h+rep.d-.05))); - H = 2*n*(rep.h+rep.d-.05) + (top.h+top.d) + (mid.h+mid.d-.05) + (bot.h+bot.d-.05); - - html = jsMath.HTML.PlaceAbsolute(jsMath.Typeset.AddClass(top.tclass,top.c),0,0); - var h = rep.h+rep.d - .05; var y = top.d-.05 + rep.h; - var ext = jsMath.Typeset.AddClass(font,rep.c) - for (var i = 0; i < n; i++) {html += jsMath.HTML.PlaceAbsolute(ext,0,y+i*h)} - html += jsMath.HTML.PlaceAbsolute(jsMath.Typeset.AddClass(mid.tclass,mid.c),0,y+n*h-rep.h+mid.h); - y += n*h + mid.h+mid.d - .05; - for (var i = 0; i < n; i++) {html += jsMath.HTML.PlaceAbsolute(ext,0,y+i*h)} - html += jsMath.HTML.PlaceAbsolute(jsMath.Typeset.AddClass(bot.tclass,bot.c),0,y+n*h-rep.h+bot.h); - } else {// all others - var n = Math.ceil((H - (top.h+top.d) - (bot.h+bot.d-.05))/(rep.h+rep.d-.05)); - H = n*(rep.h+rep.d-.05) + (top.h+top.d) + (bot.h+bot.d-.05); - - html = jsMath.HTML.PlaceAbsolute(jsMath.Typeset.AddClass(top.tclass,top.c),0,0); - var h = rep.h+rep.d-.05; var y = top.d-.05 + rep.h; - var ext = jsMath.Typeset.AddClass(rep.tclass,rep.c); - for (var i = 0; i < n; i++) {html += jsMath.HTML.PlaceAbsolute(ext,0,y+i*h)} - html += jsMath.HTML.PlaceAbsolute(jsMath.Typeset.AddClass(bot.tclass,bot.c),0,y+n*h-rep.h+bot.h); - } - - var w = top.w; - if (nocenter) {h = top.h; y = 0} else {h = H/2 + a; y = h - top.h} - html = jsMath.HTML.Absolute(html,w,Font.h,"none",-y,top.h); - var box = new jsMath.Box('html',html,rep.w,h,H-h); - box.bh = jsMath.TeX[font].h; box.bd = jsMath.TeX[font].d; - return box; - }, - - /* - * Get the HTML for a given delimiter of a given height. - * It will return either a single character, if one exists, or the - * more complex HTML needed for a stretchable delimiter. - */ - Delimiter: function (H,delim,style,nocenter) { - var size = 4; //### pass this? - var TeX = jsMath.Typeset.TeX(style,size); - if (!delim) {return this.Space(TeX.nulldelimiterspace)} - var CFSH = this.DelimBestFit(H,delim[2],delim[1],style); - if (CFSH == null || CFSH[3] < H) - {CFSH = this.DelimBestFit(H,delim[4],delim[3],style)} - if (CFSH == null) {return this.Space(TeX.nulldelimiterspace)} - if (CFSH[2] == '') - {return this.DelimExtend(H,CFSH[0],CFSH[1],TeX.axis_height,nocenter)} - box = jsMath.Box.TeX(CFSH[0],CFSH[1],CFSH[2],size).Styled(); - if (nocenter) {box.y = -jsMath.TeX[CFSH[1]].dh*TeX.scale} - else {box.y = -((box.h+box.d)/2 - box.d - TeX.axis_height)} - if (Math.abs(box.y) < .0001) {box.y = 0} - if (box.y) {box = jsMath.Box.SetList([box],CFSH[2],size)} - return box; - }, - - /* - * Get a character by its TeX charcode, and make sure its width - * is specified. - */ - GetCharCode: function (code) { - var font = jsMath.TeX.fam[code[0]]; - var Font = jsMath.TeX[font]; - var c = Font[code[1]]; - if (c.img != null) {this.TeXIMG(font,code[1],4)} - if (c.w == null) {c.w = jsMath.EmBoxFor(jsMath.Typeset.AddClass(c.tclass,c.c)).w} - if (c.font == null) {c.font = font} - return c; - }, - - /* - * Add the class to the html, and use the font if there isn't one - * specified already - */ - - AddClass: function (tclass,html,font) { - if (tclass == null) {tclass = font} - return jsMath.Typeset.AddClass(tclass,html); - }, - - /* - * Create a horizontally stretchable "delimiter" (like over- and - * underbraces). - */ -//### Add size? - Leaders: function (W,leader) { - var h; var d; var w; var html; var font; - if (leader.lmid) {// braces - font = jsMath.TeX.fam[leader.left[0]]; - var left = this.GetCharCode(leader.left); - var right = this.GetCharCode(leader.right); - var lmid = this.GetCharCode(leader.lmid); - var rmid = this.GetCharCode(leader.rmid); - w = (W - left.w - right.w - lmid.w - rmid.w)/2 - .1; h = .4; d = .3; - if (w < 0) {w = 0} - html = this.AddClass(left.tclass,left.c,left.font) - + jsMath.HTML.Rule(w,left.h) - + this.AddClass(lmid.tclass,lmid.c+rmid.c,lmid.font) - + jsMath.HTML.Rule(w,right.h) - + this.AddClass(right.tclass,right.c,right.font); - } else { //arrows - font = jsMath.TeX.fam[leader.rep[0]]; - var left = this.GetCharCode(leader.left? leader.left: leader.rep); - var rep = this.GetCharCode(leader.rep); - var right = this.GetCharCode(leader.right? leader.right: leader.rep); - var n = Math.ceil((W - left.w - right.w + .4)/(rep.w - .3)); - w = (W - left.w - right.w + .4 - n*(rep.w - .3)); - if (leader.left) {h = left.h; d = left.d} else {h = right.h; d = right.d} - if (d == null) {d = 0}; if (h == null) {h = 0} - var html = this.AddClass(left.tclass,left.c,left.font); var m = Math.floor(n/2); - var ext = jsMath.HTML.Place(rep.c,-.3,0); - var ehtml = ''; for (var i = 0; i < m; i++) {ehtml += ext}; - html += this.AddClass(rep.tclass,ehtml,rep.font) + jsMath.HTML.Spacer(w); - ehtml = ''; for (var i = m; i < n; i++) {ehtml += ext}; - html += this.AddClass(rep.tclass,ehtml,rep.font); - if (jsMath.Browser.msieFontBug) {html += 'x'} - html += jsMath.HTML.Place(this.AddClass(right.tclass,right.c,right.font),-.4,0); - } - w = jsMath.EmBoxFor(html).w; - if (w != W) { - w = jsMath.HTML.Spacer((W-w)/2); - html = w + html + w; - } - var box = new jsMath.Box('html',html,W,h,d); - box.bh = jsMath.TeX[font].h; box.bd = jsMath.TeX[font].d; - return box; - }, - - /* - * Create the HTML for an alignment (e.g., array or matrix) - * Since the widths are not really accurate (they are based on pixel - * widths not the sub-pixel widths of the actual characters), there - * is some drift involved. We lay out the table column by column - * to help reduce the problem. - * - * ### still need to allow users to specify row and column attributes, - * and do things like \span and \multispan ### - */ - LayoutRelative: function (size,table,align,cspacing) { - if (align == null) {align = []} - if (cspacing == null) {cspacing = []} - - // get row and column maximum dimensions - var scale = jsMath.sizes[size]/100; - var W = []; var H = []; var D = []; - var unset = -1000; var bh = unset; var bd = unset; - var i; var j; var row; - for (i = 0; i < table.length; i++) { - row = table[i]; H[i] = jsMath.h*scale; D[i] = jsMath.d*scale; - for (j = 0; j < row.length; j++) { - row[j] = row[j].Remeasured(); - if (row[j].h > H[i]) {H[i] = row[j].h} - if (row[j].d > D[i]) {D[i] = row[j].d} - if (j >= W.length) {W[j] = row[j].w} - else if (row[j].w > W[j]) {W[j] = row[j].w} - if (row[j].bh > bh) {bh = row[j].bh} - if (row[j].bd > bd) {bd = row[j].bd} - } - } - if (bh == unset) {bh = 0}; if (bd == unset) {bd = 0} - - // lay out the columns - var HD = (jsMath.hd-.01)*scale; - var html = ''; var pW = 0; var cW = 0; - var w; var h; var y; - var box; var mlist; var entry; - for (j = 0; j < W.length; j++) { - mlist = []; y = -H[0]; pW = 0; - for (i = 0; i < table.length; i++) { - entry = table[i][j]; - if (entry && entry.format != 'null') { - if (align[j] == 'l') {w = 0} else - if (align[j] == 'r') {w = W[j] - entry.w} else - {w = (W[j] - entry.w)/2} - entry.x = w - pW; pW = entry.w + w; entry.y = y; - mlist[mlist.length] = entry; - } - if (i == table.length-1) {y -= D[i]} - else {y -= Math.max(HD,D[i]+H[i+1]) + scale/10} - } - if (cspacing[j] == null) cspacing[j] = scale; - if (mlist.length > 0) { - box = jsMath.Box.SetList(mlist,'T',size); - html += jsMath.HTML.Place(box.html,cW,0); - cW = W[j] - box.w + cspacing[j]; - } else {cW += cspacing[j]} - } - - // get the full width and height - w = -cspacing[W.length-1]; y = (H.length-1)*scale/10; - for (i = 0; i < W.length; i++) {w += W[i] + cspacing[i]} - for (i = 0; i < H.length; i++) {y += Math.max(HD,H[i]+D[i])} - h = y/2 + jsMath.TeX.axis_height; var d = y-h; - - // adjust the final row width, and vcenter the table - // (add 1/6em at each side for the \,) - html += jsMath.HTML.Spacer(cW-cspacing[W.length-1] + scale/6); - html = jsMath.HTML.Place(html,scale/6,h); - box = new jsMath.Box('html',html,w+scale/3,h,d); - box.bh = bh; box.bd = bd; - return box; - }, - - /* - * Create the HTML for an alignment (e.g., array or matrix) - * Use absolute position for elements in the array. - * - * ### still need to allow users to specify row and column attributes, - * and do things like \span and \multispan ### - */ - LayoutAbsolute: function (size,table,align,cspacing) { - if (align == null) {align = []} - if (cspacing == null) {cspacing = []} - - // get row and column maximum dimensions - var scale = jsMath.sizes[size]/100; - var HD = (jsMath.hd-.01)*scale; - var W = []; var H = []; var D = []; - var w = 0; var h; var x; var y; - var i; var j; var row; - for (i = 0; i < table.length; i++) { - row = table[i]; - H[i] = jsMath.h*scale; D[i] = jsMath.d*scale; - for (j = 0; j < row.length; j++) { - row[j] = row[j].Remeasured(); - if (row[j].h > H[i]) {H[i] = row[j].h} - if (row[j].d > D[i]) {D[i] = row[j].d} - if (j >= W.length) {W[j] = row[j].w} - else if (row[j].w > W[j]) {W[j] = row[j].w} - } - } - - // get the height and depth of the centered table - y = (H.length-1)*scale/6; - for (i = 0; i < H.length; i++) {y += Math.max(HD,H[i]+D[i])} - h = y/2 + jsMath.TeX.axis_height; var d = y - h; - - // lay out the columns - var html = ''; var entry; w = scale/6; - for (j = 0; j < W.length; j++) { - y = H[0]-h; - for (i = 0; i < table.length; i++) { - entry = table[i][j]; - if (entry && entry.format != 'null') { - if (align[j] == 'l') {x = 0} else - if (align[j] == 'r') {x = W[j] - entry.w} else - {x = (W[j] - entry.w)/2} - html += jsMath.HTML.PlaceAbsolute(entry.html,w+x, - y-Math.max(0,entry.bh-jsMath.h*scale)); - } - if (i == table.length-1) {y += D[i]} - else {y += Math.max(HD,D[i]+H[i+1]) + scale/6} - } - if (cspacing[j] == null) cspacing[j] = scale; - w += W[j] + cspacing[j]; - } - - // get the full width - w = -cspacing[W.length-1]+scale/3; - for (i = 0; i < W.length; i++) {w += W[i] + cspacing[i]} - - html = jsMath.HTML.Spacer(scale/6)+html+jsMath.HTML.Spacer(scale/6); - if (jsMath.Browser.spanHeightVaries) {y = h-jsMath.h} else {y = 0} - html = jsMath.HTML.Absolute(html,w,h+d,d,y,H[0]); - var box = new jsMath.Box('html',html,w+scale/3,h,d); - return box; - }, - - /* - * Look for math within \hbox and other non-math text - */ - InternalMath: function (text,size) { - if (!text.match(/\$|\\\(/)) {return this.Text(text,'normal','T',size).Styled()} - - var i = 0; var k = 0; var c; var match = ''; - var mlist = []; var parse; var html; var box; - while (i < text.length) { - c = text.charAt(i++); - if (c == '$') { - if (match == '$') { - parse = jsMath.Parse(text.slice(k,i-1),null,size); - if (parse.error) { - mlist[mlist.length] = this.Text(parse.error,'error','T',size,1,1); - } else { - parse.Atomize(); - mlist[mlist.length] = parse.mlist.Typeset('T',size).Styled(); - } - match = ''; k = i; - } else { - mlist[mlist.length] = this.Text(text.slice(k,i-1),'normal','T',size,1,1); - match = '$'; k = i; - } - } else if (c == '\\') { - c = text.charAt(i++); - if (c == '(' && match == '') { - mlist[mlist.length] = this.Text(text.slice(k,i-2),'normal','T',size,1,1); - match = ')'; k = i; - } else if (c == ')' && match == ')') { - parse = jsMath.Parse(text.slice(k,i-2),null,size); - if (parse.error) { - mlist[mlist.length] = this.Text(parse.error,'error','T',size,1,1); - } else { - parse.Atomize(); - mlist[mlist.length] = parse.mlist.Typeset('T',size).Styled(); - } - match = ''; k = i; - } - } - } - mlist[mlist.length] = this.Text(text.slice(k),'normal','T',size,1,1); - return this.SetList(mlist,'T',size); - }, - - /* - * Convert an abitrary box to a typeset box. I.e., make an - * HTML version of the contents of the box, at its desired (x,y) - * position. - */ - Set: function (box,style,size,addstyle) { - if (box) { - if (box.type == 'typeset') {return box} - if (box.type == 'mlist') { - box.mlist.Atomize(style,size); - return box.mlist.Typeset(style,size); - } - if (box.type == 'text') { - box = this.Text(box.text,box.tclass,style,size,box.ascend,box.descend); - if (addstyle != 0) {box.Styled()} - return box; - } - box = this.TeX(box.c,box.font,style,size); - if (addstyle != 0) {box.Styled()} - return box; - } - return jsMath.Box.Null; - }, - - /* - * Convert a list of boxes to a single typeset box. I.e., finalize - * the HTML for the list of boxes, properly spaced and positioned. - */ - SetList: function (boxes,style,size) { - var mlist = []; var box; - for (var i = 0; i < boxes.length; i++) { - box = boxes[i]; - if (box.type == 'typeset') {box = jsMath.mItem.Typeset(box)} - mlist[mlist.length] = box; - } - var typeset = new jsMath.Typeset(mlist); - return typeset.Typeset(style,size); - } - -}); - - -jsMath.Package(jsMath.Box,{ - - /* - * Add the class and style to a text box (i.e., finalize the - * unpositioned HTML for the box). - */ - Styled: function () { - if (this.format == 'text') { - this.html = jsMath.Typeset.AddClass(this.tclass,this.html); - this.html = jsMath.Typeset.AddStyle(this.style,this.size,this.html); - delete this.tclass; delete this.style; - this.format = 'html'; - } - return this; - }, - - /* - * Recompute the box width to make it more accurate. - */ - Remeasured: function () { - if (this.w > 0 && !this.html.match(/position: ?absolute/)) - {this.w = jsMath.EmBoxFor(this.html).w} - return this; - } - -}); - - -/***************************************************************************/ - -/* - * mItems are the building blocks of mLists (math lists) used to - * store the information about a mathematical expression. These are - * basically the items listed in the TeXbook in Appendix G (plus some - * minor extensions). - */ -jsMath.mItem = function (type,def) { - this.type = type; - jsMath.Add(this,def); -} - -jsMath.Add(jsMath.mItem,{ - - /* - * a general atom (given a nucleus for the atom) - */ - Atom: function (type,nucleus) { - return new jsMath.mItem(type,{atom: 1, nuc: nucleus}); - }, - - /* - * An atom whose nucleus is a piece of text, in a given - * class, with a given additional height and depth - */ - TextAtom: function (type,text,tclass,a,d) { - var atom = new jsMath.mItem(type,{ - atom: 1, - nuc: { - type: 'text', - text: text, - tclass: tclass - } - }); - if (a != null) {atom.nuc.ascend = a} - if (d != null) {atom.nuc.descend = d} - return atom; - }, - - /* - * An atom whose nucleus is a TeX character in a specific font - */ - TeXAtom: function (type,c,font) { - return new jsMath.mItem(type,{ - atom: 1, - nuc: { - type: 'TeX', - c: c, - font: font - } - }); - }, - - /* - * A generalized fraction atom, with given delimiters, rule - * thickness, and a numerator and denominator. - */ - Fraction: function (name,num,den,thickness,left,right) { - return new jsMath.mItem('fraction',{ - from: name, num: num, den: den, - thickness: thickness, left: left, right: right - }); - }, - - /* - * An atom that inserts some glue - */ - Space: function (w) {return new jsMath.mItem('space',{w: w})}, - - /* - * An atom that contains a typeset box (like an hbox or vbox) - */ - Typeset: function (box) {return new jsMath.mItem('box',{nuc: box})}, - - /* - * An atom that contains some finished HTML (acts like a typeset box) - */ - HTML: function (html) {return new jsMath.mItem('html',{html: html})} - -}); - -/***************************************************************************/ - -/* - * mLists are lists of mItems, and encode the contents of - * mathematical expressions and sub-expressions. They act as - * the expression "stack" as the mathematics is parsed, and - * contain some state information, like the position of the - * most recent open paren and \over command, and the current font. - */ -jsMath.mList = function (list,font,size,style) { - if (list) {this.mlist = list} else {this.mlist = []} - if (style == null) {style = 'T'}; if (size == null) {size = 4} - this.data = {openI: null, overI: null, overF: null, - font: font, size: size, style: style}; - this.init = {size: size, style: style}; -} - -jsMath.Package(jsMath.mList,{ - - /* - * Add an mItem to the list - */ - Add: function (box) {return (this.mlist[this.mlist.length] = box)}, - - /* - * Get the i-th mItem from the list - */ - Get: function (i) {return this.mlist[i]}, - - /* - * Get the length of the list - */ - Length: function() {return this.mlist.length}, - - /* - * Get the tail mItem of the list - */ - Last: function () { - if (this.mlist.length == 0) {return null} - return this.mlist[this.mlist.length-1] - }, - - /* - * Get a sublist of an mList - */ - Range: function (i,j) { - if (j == null) {j = this.mlist.length} - return new jsMath.mList(this.mlist.slice(i,j+1)); - }, - - /* - * Remove a range of mItems from the list. - */ - Delete: function (i,j) { - if (j == null) {j = i} - if (this.mlist.splice) {this.mlist.splice(i,j-i+1)} else { - var mlist = []; - for (var k = 0; k < this.mlist.length; k++) - {if (k < i || k > j) {mlist[mlist.length] = this.mlist[k]}} - this.mlist = mlist; - } - }, - - /* - * Add an open brace and maintain the stack information - * about the previous open brace so we can recover it - * when this one os closed. - */ - Open: function (left) { - var box = this.Add(new jsMath.mItem('boundary',{data: this.data})); - var olddata = this.data; - this.data = {}; for (var i in olddata) {this.data[i] = olddata[i]} - delete this.data.overI; delete this.data.overF; - this.data.openI = this.mlist.length-1; - if (left != null) {box.left = left} - return box; - }, - - /* - * Attempt to close a brace. Recover the stack information - * about previous open braces and \over commands. If there was an - * \over (or \above, etc) in this set of braces, create a fraction - * atom from the two halves, otherwise create an inner or ord - * from the contents of the braces. - * Remove the braced material from the list and add the newly - * created atom (the fraction, inner or ord). - */ - Close: function (right) { - if (right != null) {right = new jsMath.mItem('boundary',{right: right})} - var atom; var open = this.data.openI; - var over = this.data.overI; var from = this.data.overF; - this.data = this.mlist[open].data; - if (over) { - atom = jsMath.mItem.Fraction(from.name, - {type: 'mlist', mlist: this.Range(open+1,over-1)}, - {type: 'mlist', mlist: this.Range(over)}, - from.thickness,from.left,from.right); - if (right) { - var mlist = new jsMath.mList([this.mlist[open],atom,right]); - atom = jsMath.mItem.Atom('inner',{type: 'mlist', mlist: mlist}); - } - } else { - var openI = open+1; if (right) {this.Add(right); openI--} - atom = jsMath.mItem.Atom((right)?'inner':'ord', - {type: 'mlist', mlist: this.Range(openI)}); - } - this.Delete(open,this.Length()); - return this.Add(atom); - }, - - /* - * Create a generalized fraction from an mlist that - * contains an \over (or \above, etc). - */ - Over: function () { - var over = this.data.overI; var from = this.data.overF - var atom = jsMath.mItem.Fraction(from.name, - {type: 'mlist', mlist: this.Range(open+1,over-1)}, - {type: 'mlist', mlist: this.Range(over)}, - from.thickness,from.left,from.right); - this.mlist = [atom]; - }, - - /* - * Take a raw mList (that has been produced by parsing some TeX - * expression), and perform the modifications outlined in - * Appendix G of the TeXbook. - */ - Atomize: function (style,size) { - var mitem; var prev = ''; - this.style = style; this.size = size; - for (var i = 0; i < this.mlist.length; i++) { - mitem = this.mlist[i]; mitem.delta = 0; - if (mitem.type == 'choice') - {this.mlist = this.Atomize.choice(this.style,mitem,i,this.mlist); i--} - else if (this.Atomize[mitem.type]) { - var f = this.Atomize[mitem.type]; // Opera needs separate name - f(this.style,this.size,mitem,prev,this,i); - } - prev = mitem; - } - if (mitem && mitem.type == 'bin') {mitem.type = 'ord'} - if (this.mlist.length >= 2 && mitem.type == 'boundary' && - this.mlist[0].type == 'boundary') {this.AddDelimiters(style,size)} - }, - - /* - * For a list that has boundary delimiters as its first and last - * entries, we replace the boundary atoms by open and close - * atoms whose nuclii are the specified delimiters properly sized - * for the contents of the list. (Rule 19) - */ - AddDelimiters: function(style,size) { - var unset = -10000; var h = unset; var d = unset; - for (var i = 0; i < this.mlist.length; i++) { - mitem = this.mlist[i]; - if (mitem.atom || mitem.type == 'box') { - h = Math.max(h,mitem.nuc.h+mitem.nuc.y); - d = Math.max(d,mitem.nuc.d-mitem.nuc.y); - } - } - var TeX = jsMath.TeX; var a = jsMath.Typeset.TeX(style,size).axis_height; - var delta = Math.max(h-a,d+a); - var H = Math.max(Math.floor(TeX.integer*delta/500)*TeX.delimiterfactor, - TeX.integer*(2*delta-TeX.delimitershortfall))/TeX.integer; - var left = this.mlist[0]; var right = this.mlist[this.mlist.length-1]; - left.nuc = jsMath.Box.Delimiter(H,left.left,style); - right.nuc = jsMath.Box.Delimiter(H,right.right,style); - left.type = 'open'; left.atom = 1; delete left.left; - right.type = 'close'; right.atom = 1; delete right.right; - }, - - /* - * Typeset a math list to produce final HTML for the list. - */ - Typeset: function (style,size) { - var typeset = new jsMath.Typeset(this.mlist); - return typeset.Typeset(style,size); - } - -}); - - -/* - * These routines implement the main rules given in Appendix G of the - * TeXbook - */ - -jsMath.Add(jsMath.mList.prototype.Atomize,{ - - /* - * Handle a 4-way choice atom. (Rule 4) - */ - choice: function (style,mitem,i,mlist) { - if (style.charAt(style.length-1) == "'") {style = style.slice(0,style.length-1)} - var nlist = []; var M = mitem[style]; if (!M) {M = {type: 'mlist', mlist: []}} - if (M.type == 'mlist') { - M = M.mlist.mlist; - for (var k = 0; k < i; k++) {nlist[k] = mlist[k]} - for (k = 0; k < M.length; k++) {nlist[i+k] = M[k]} - for (k = i+1; k < mlist.length; k++) {nlist[nlist.length] = mlist[k]} - return nlist; - } else { - mlist[i] = jsMath.mItem.Atom('ord',M); - return mlist; - } - }, - - /* - * Handle \displaystyle, \textstyle, etc. - */ - style: function (style,size,mitem,prev,mlist) { - mlist.style = mitem.style; - }, - - /* - * Handle \tiny, \small, etc. - */ - size: function (style,size,mitem,prev,mlist) { - mlist.size = mitem.size; - }, - - /* - * Create empty boxes of the proper sizes for the various - * phantom-type commands - */ - phantom: function (style,size,mitem) { - var box = mitem.nuc = jsMath.Box.Set(mitem.phantom,style,size); - if (mitem.h) {box.Remeasured(); box.html = jsMath.HTML.Spacer(box.w)} - else {box.html = '', box.w = 0} - if (!mitem.v) {box.h = box.d = 0} - box.bd = box.bh = 0; - delete mitem.phantom; - mitem.type = 'box'; - }, - - /* - * Create a box of zero height and depth containing the - * contents of the atom - */ - smash: function (style,size,mitem) { - var box = mitem.nuc = jsMath.Box.Set(mitem.smash,style,size).Remeasured(); - box.h = box.d = box.bd = box.bh = 0; - delete mitem.smash; - mitem.type = 'box'; - }, - - /* - * Move a box up or down vertically - */ - raise: function (style,size,mitem) { - mitem.nuc = jsMath.Box.Set(mitem.nuc,style,size); - var y = mitem.raise; - mitem.nuc.html = jsMath.HTML.Place(mitem.nuc.html,0,y); - mitem.nuc.h += y; mitem.nuc.d -= y; - mitem.type = 'ord'; mitem.atom = 1; - }, - - /* - * Hide the size of a box so that it laps to the left or right, or - * up or down. - */ - lap: function (style,size,mitem) { - var box = jsMath.Box.Set(mitem.nuc,style,size).Remeasured(); - var mlist = [box]; - if (mitem.lap == 'llap') {box.x = -box.w} else - if (mitem.lap == 'rlap') {mlist[1] = jsMath.mItem.Space(-box.w)} else - if (mitem.lap == 'ulap') {box.y = box.d; box.h = box.d = 0} else - if (mitem.lap == 'dlap') {box.y = -box.h; box.h = box.d = 0} - mitem.nuc = jsMath.Box.SetList(mlist,style,size); - if (mitem.lap == 'ulap' || mitem.lap == 'dlap') {mitem.nuc.h = mitem.nuc.d = 0} - mitem.type = 'box'; delete mitem.atom; - }, - - /* - * Handle a Bin atom. (Rule 5) - */ - bin: function (style,size,mitem,prev) { - if (prev) { - var type = prev.type; - if (type == 'bin' || type == 'op' || type == 'rel' || - type == 'open' || type == 'punct' || type == '' || - (type == 'boundary' && prev.left != '')) {mitem.type = 'ord'} - } else {mitem.type = 'ord'} - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle a Rel atom. (Rule 6) - */ - rel: function (style,size,mitem,prev) { - if (prev.type == 'bin') {prev.type = 'ord'} - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle a Close atom. (Rule 6) - */ - close: function (style,size,mitem,prev) { - if (prev.type == 'bin') {prev.type = 'ord'} - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle a Punct atom. (Rule 6) - */ - punct: function (style,size,mitem,prev) { - if (prev.type == 'bin') {prev.type = 'ord'} - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle an Open atom. (Rule 7) - */ - open: function (style,size,mitem) { - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle an Inner atom. (Rule 7) - */ - inner: function (style,size,mitem) { - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle a Vcent atom. (Rule 8) - */ - vcenter: function (style,size,mitem) { - var box = jsMath.Box.Set(mitem.nuc,style,size); - var TeX = jsMath.Typeset.TeX(style,size); - box.y = TeX.axis_height - (box.h-box.d)/2; - mitem.nuc = box; mitem.type = 'ord'; - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle an Over atom. (Rule 9) - */ - overline: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); - var box = jsMath.Box.Set(mitem.nuc,jsMath.Typeset.PrimeStyle(style),size).Remeasured(); - var t = TeX.default_rule_thickness; - var rule = jsMath.Box.Rule(box.w,t); - rule.x = -rule.w; rule.y = box.h + 3*t; - mitem.nuc = jsMath.Box.SetList([box,rule],style,size); - mitem.nuc.h += t; - mitem.type = 'ord'; - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle an Under atom. (Rule 10) - */ - underline: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); - var box = jsMath.Box.Set(mitem.nuc,jsMath.Typeset.PrimeStyle(style),size).Remeasured(); - var t = TeX.default_rule_thickness; - var rule = jsMath.Box.Rule(box.w,t); - rule.x = -rule.w; rule.y = -box.d - 3*t - t; - mitem.nuc = jsMath.Box.SetList([box,rule],style,size); - mitem.nuc.d += t; - mitem.type = 'ord'; - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle a Rad atom. (Rule 11 plus stuff for \root..\of) - */ - radical: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); - var Cp = jsMath.Typeset.PrimeStyle(style); - var box = jsMath.Box.Set(mitem.nuc,Cp,size).Remeasured(); - var t = TeX.default_rule_thickness; - var p = t; if (style == 'D' || style == "D'") {p = TeX.x_height} - var r = t + p/4; - var surd = jsMath.Box.Delimiter(box.h+box.d+r+t,[0,2,0x70,3,0x70],style,1); - t = surd.h; // thickness of rule is height of surd character - if (surd.d > box.h+box.d+r) {r = (r+surd.d-box.h-box.d)/2} - surd.y = box.h+r; - var rule = jsMath.Box.Rule(box.w,t); - rule.y = surd.y-t/2; rule.h += 3*t/2; box.x = -box.w; - var Cr = jsMath.Typeset.UpStyle(jsMath.Typeset.UpStyle(style)); - var root = jsMath.Box.Set(mitem.root,Cr,size).Remeasured(); - if (mitem.root) { - root.y = .55*(box.h+box.d+3*t+r)-box.d; - surd.x = Math.max(root.w-(11/18)*surd.w,0); - rule.x = (7/18)*surd.w; - root.x = -(root.w+rule.x); - } - mitem.nuc = jsMath.Box.SetList([surd,root,rule,box],style,size); - mitem.type = 'ord'; - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle an Acc atom. (Rule 12) - */ - accent: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); - var Cp = jsMath.Typeset.PrimeStyle(style); - var box = jsMath.Box.Set(mitem.nuc,Cp,size); - var u = box.w; var s; var Font; - if (mitem.nuc.type == 'TeX') { - Font = jsMath.TeX[mitem.nuc.font]; - if (Font[mitem.nuc.c].krn && Font.skewchar) - {s = Font[mitem.nuc.c].krn[Font.skewchar]} - } - if (s == null) {s = 0} - - var c = mitem.accent[2]; - var font = jsMath.TeX.fam[mitem.accent[1]]; Font = jsMath.TeX[font]; - while (Font[c].n && Font[Font[c].n].w <= u) {c = Font[c].n} - - var delta = Math.min(box.h,TeX.x_height); - if (mitem.nuc.type == 'TeX') { - var nitem = jsMath.mItem.Atom('ord',mitem.nuc); - nitem.sup = mitem.sup; nitem.sub = mitem.sub; nitem.delta = 0; - jsMath.mList.prototype.Atomize.SupSub(style,size,nitem); - delta += (nitem.nuc.h - box.h); - box = mitem.nuc = nitem.nuc; - delete mitem.sup; delete mitem.sub; - } - var acc = jsMath.Box.TeX(c,font,style,size); - acc.y = box.h - delta; acc.x = -box.w + s + (u-acc.w)/2; - if (Font[c].ic) {acc.x -= Font[c].ic * TeX.scale} - - mitem.nuc = jsMath.Box.SetList([box,acc],style,size); - if (mitem.nuc.w != box.w) { - var space = jsMath.mItem.Space(box.w-mitem.nuc.w); - mitem.nuc = jsMath.Box.SetList([mitem.nuc,space],style,size); - } - mitem.type = 'ord'; - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle an Op atom. (Rules 13 and 13a) - */ - op: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); var box; - mitem.delta = 0; var isD = (style.charAt(0) == 'D'); - if (mitem.limits == null && isD) {mitem.limits = 1} - - if (mitem.nuc.type == 'TeX') { - var C = jsMath.TeX[mitem.nuc.font][mitem.nuc.c]; - if (isD && C.n) {mitem.nuc.c = C.n; C = jsMath.TeX[mitem.nuc.font][C.n]} - box = jsMath.Box.Set(mitem.nuc,style,size); - if (C.ic) { - mitem.delta = C.ic * TeX.scale; - if (mitem.limits || !mitem.sub || jsMath.Browser.msieIntegralBug) - {box = jsMath.Box.SetList([box,jsMath.mItem.Space(mitem.delta)],style,size)} - } - box.y = -((box.h+box.d)/2 - box.d - TeX.axis_height); - if (Math.abs(box.y) < .0001) {box.y = 0} - } - - if (!box) {box = jsMath.Box.Set(mitem.nuc,style,size).Remeasured()} - if (mitem.limits) { - var W = box.w; var x = box.w; - var mlist = [box]; var dh = 0; var dd = 0; - if (mitem.sup) { - var sup = jsMath.Box.Set(mitem.sup,jsMath.Typeset.UpStyle(style),size).Remeasured(); - sup.x = ((box.w-sup.w)/2 + mitem.delta/2) - x; dh = TeX.big_op_spacing5; - W = Math.max(W,sup.w); x += sup.x + sup.w; - sup.y = box.h+sup.d + box.y + - Math.max(TeX.big_op_spacing1,TeX.big_op_spacing3-sup.d); - mlist[mlist.length] = sup; delete mitem.sup; - } - if (mitem.sub) { - var sub = jsMath.Box.Set(mitem.sub,jsMath.Typeset.DownStyle(style),size).Remeasured(); - sub.x = ((box.w-sub.w)/2 - mitem.delta/2) - x; dd = TeX.big_op_spacing5; - W = Math.max(W,sub.w); x += sub.x + sub.w; - sub.y = -box.d-sub.h + box.y - - Math.max(TeX.big_op_spacing2,TeX.big_op_spacing4-sub.h); - mlist[mlist.length] = sub; delete mitem.sub; - } - if (W > box.w) {box.x = (W-box.w)/2; x += box.x} - if (x < W) {mlist[mlist.length] = jsMath.mItem.Space(W-x)} - mitem.nuc = jsMath.Box.SetList(mlist,style,size); - mitem.nuc.h += dh; mitem.nuc.d += dd; - } else { - if (jsMath.Browser.msieIntegralBug && mitem.sub && C && C.ic) - {mitem.nuc = jsMath.Box.SetList([box,jsMath.Box.Space(-C.ic*TeX.scale)],style,size)} - else if (box.y) {mitem.nuc = jsMath.Box.SetList([box],style,size)} - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - } - }, - - /* - * Handle an Ord atom. (Rule 14) - */ - ord: function (style,size,mitem,prev,mList,i) { - if (mitem.nuc.type == 'TeX' && !mitem.sup && !mitem.sub) { - var nitem = mList.mlist[i+1]; - if (nitem && nitem.atom && nitem.type && - (nitem.type == 'ord' || nitem.type == 'op' || nitem.type == 'bin' || - nitem.type == 'rel' || nitem.type == 'open' || - nitem.type == 'close' || nitem.type == 'punct')) { - if (nitem.nuc.type == 'TeX' && nitem.nuc.font == mitem.nuc.font) { - mitem.textsymbol = 1; - var krn = jsMath.TeX[mitem.nuc.font][mitem.nuc.c].krn; - krn *= jsMath.Typeset.TeX(style,size).scale; - if (krn && krn[nitem.nuc.c]) { - for (var k = mList.mlist.length-1; k > i; k--) - {mList.mlist[k+1] = mList.mlist[k]} - mList.mlist[i+1] = jsMath.mItem.Space(krn[nitem.nuc.c]); - } - } - } - } - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Handle a generalized fraction. (Rules 15 to 15e) - */ - fraction: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); var t = 0; - if (mitem.thickness != null) {t = mitem.thickness} - else if (mitem.from.match(/over/)) {t = TeX.default_rule_thickness} - var isD = (style.charAt(0) == 'D'); - var Cn = (style == 'D')? 'T': (style == "D'")? "T'": jsMath.Typeset.UpStyle(style); - var Cd = (isD)? "T'": jsMath.Typeset.DownStyle(style); - var num = jsMath.Box.Set(mitem.num,Cn,size).Remeasured(); - var den = jsMath.Box.Set(mitem.den,Cd,size).Remeasured(); - - var u; var v; var w; - var H = (isD)? TeX.delim1 : TeX.delim2; - var mlist = [jsMath.Box.Delimiter(H,mitem.left,style)] - var right = jsMath.Box.Delimiter(H,mitem.right,style); - - if (num.w < den.w) { - num.x = (den.w-num.w)/2; - den.x = -(num.w + num.x); - w = den.w; mlist[1] = num; mlist[2] = den; - } else { - den.x = (num.w-den.w)/2; - num.x = -(den.w + den.x); - w = num.w; mlist[1] = den; mlist[2] = num; - } - if (isD) {u = TeX.num1; v = TeX.denom1} else { - u = (t != 0)? TeX.num2: TeX.num3; - v = TeX.denom2; - } - if (t == 0) {// atop - var p = (isD)? 7*TeX.default_rule_thickness: 3*TeX.default_rule_thickness; - var r = (u - num.d) - (den.h - v); - if (r < p) {u += (p-r)/2; v += (p-r)/2} - } else {// over - var p = (isD)? 3*t: t; var a = TeX.axis_height; - var r = (u-num.d)-(a+t/2); if (r < p) {u += p-r} - r = (a-t/2)-(den.h-v); if (r < p) {v += p-r} - var rule = jsMath.Box.Rule(w,t); rule.x = -w; rule.y = a - t/2; - mlist[mlist.length] = rule; - } - num.y = u; den.y = -v; - - mlist[mlist.length] = right; - mitem.nuc = jsMath.Box.SetList(mlist,style,size); - mitem.type = 'ord'; mitem.atom = 1; - delete mitem.num; delete mitem.den; - jsMath.mList.prototype.Atomize.SupSub(style,size,mitem); - }, - - /* - * Add subscripts and superscripts. (Rules 17-18f) - */ - SupSub: function (style,size,mitem) { - var TeX = jsMath.Typeset.TeX(style,size); - var nuc = mitem.nuc; - var box = mitem.nuc = jsMath.Box.Set(mitem.nuc,style,size,0); - if (box.format == 'null') - {box = mitem.nuc = jsMath.Box.Text('','normal',style,size)} - - if (nuc.type == 'TeX') { - if (!mitem.textsymbol) { - var C = jsMath.TeX[nuc.font][nuc.c]; - if (C.ic) { - mitem.delta = C.ic * TeX.scale; - if (!mitem.sub) { - box = mitem.nuc = jsMath.Box.SetList([box,jsMath.Box.Space(mitem.delta)],style,size); - mitem.delta = 0; - } - } - } else {mitem.delta = 0} - } - - if (!mitem.sup && !mitem.sub) return; - mitem.nuc.Styled(); - - var Cd = jsMath.Typeset.DownStyle(style); - var Cu = jsMath.Typeset.UpStyle(style); - var q = jsMath.Typeset.TeX(Cu,size).sup_drop; - var r = jsMath.Typeset.TeX(Cd,size).sub_drop; - var u = 0; var v = 0; var p; - if (nuc.type != 'text' && nuc.type != 'TeX' && nuc.type != 'null') - {u = box.h - q; v = box.d + r} - - if (mitem.sub) { - var sub = jsMath.Box.Set(mitem.sub,Cd,size); - sub = jsMath.Box.SetList([sub,jsMath.mItem.Space(TeX.scriptspace)],style,size); - } - - if (!mitem.sup) { - sub.y = -Math.max(v,TeX.sub1,sub.h-(4/5)*jsMath.Typeset.TeX(Cd,size).x_height); - mitem.nuc = jsMath.Box.SetList([box,sub],style,size).Styled(); delete mitem.sub; - return; - } - - var sup = jsMath.Box.Set(mitem.sup,Cu,size); - sup = jsMath.Box.SetList([sup,jsMath.mItem.Space(TeX.scriptspace)],style,size); - if (style == 'D') {p = TeX.sup1} - else if (style.charAt(style.length-1) == "'") {p = TeX.sup3} - else {p = TeX.sup2} - u = Math.max(u,p,sup.d+jsMath.Typeset.TeX(Cu,size).x_height/4); - - if (!mitem.sub) { - sup.y = u; - mitem.nuc = jsMath.Box.SetList([box,sup],style,size); delete mitem.sup; - return; - } - - v = Math.max(v,jsMath.Typeset.TeX(Cd,size).sub2); - var t = TeX.default_rule_thickness; - if ((u-sup.d) - (sub.h -v) < 4*t) { - v = 4*t + sub.h - (u-sup.d); - p = (4/5)*TeX.x_height - (u-sup.d); - if (p > 0) {u += p; v -= p} - } - sup.Remeasured(); sub.Remeasured(); - sup.y = u; sub.y = -v; sup.x = mitem.delta; - if (sup.w+sup.x > sub.w) - {sup.x -= sub.w; mitem.nuc = jsMath.Box.SetList([box,sub,sup],style,size)} else - {sub.x -= (sup.w+sup.x); mitem.nuc = jsMath.Box.SetList([box,sup,sub],style,size)} - - delete mitem.sup; delete mitem.sub; - } - -}); - - -/***************************************************************************/ - -/* - * The Typeset object handles most of the TeX-specific processing - */ - -jsMath.Typeset = function (mlist) { - this.type = 'typeset'; - this.mlist = mlist; -} - -jsMath.Add(jsMath.Typeset,{ - - /* - * The "C-uparrow" style table (TeXbook, p. 441) - */ - upStyle: { - D: "S", T: "S", "D'": "S'", "T'": "S'", - S: "SS", SS: "SS", "S'": "SS'", "SS'": "SS'" - }, - - /* - * The "C-downarrow" style table (TeXbook, p. 441) - */ - downStyle: { - D: "S'", T: "S'", "D'": "S'", "T'": "S'", - S: "SS'", SS: "SS'", "S'": "SS'", "SS'": "SS'" - }, - - /* - * Get the various styles given the current style - * (see TeXbook, p. 441) - */ - UpStyle: function (style) {return this.upStyle[style]}, - DownStyle: function (style) {return this.downStyle[style]}, - PrimeStyle: function (style) { - if (style.charAt(style.length-1) == "'") {return style} - return style + "'" - }, - - /* - * A value scaled to the appropriate size for scripts - */ - StyleValue: function (style,v) { - if (style == "S" || style == "S'") {return .7*v} - if (style == "SS" || style == "SS'") {return .5*v} - return v; - }, - - /* - * Return the size associated with a given style and size - */ - StyleSize: function (style,size) { - if (style == "S" || style == "S'") {size = Math.max(0,size-2)} - else if (style == "SS" || style == "SS'") {size = Math.max(0,size-4)} - return size; - }, - - /* - * Return the font parameter table for the given style - */ - TeX: function (style,size) { - if (style == "S" || style == "S'") {size = Math.max(0,size-2)} - else if (style == "SS" || style == "SS'") {size = Math.max(0,size-4)} - return jsMath.TeXparams[size]; - }, - - - /* - * Add the CSS class for the given TeX style - */ - AddStyle: function (style,size,html) { - if (style == "S" || style == "S'") {size = Math.max(0,size-2)} - else if (style == "SS" || style == "SS'") {size = Math.max(0,size-4)} - if (size != 4) {html = '' + html + ''} - return html; - }, - - /* - * Add the font class, if needed - */ - AddClass: function (tclass,html) { - if (tclass != '' && tclass != 'normal') {html = jsMath.HTML.Class(tclass,html)} - return html; - } - -}); - - -jsMath.Package(jsMath.Typeset,{ - - /* - * The spacing tables for inter-atom spacing - * (See rule 20, and Chapter 18, p 170) - */ - DTsep: { - ord: {op: 1, bin: 2, rel: 3, inner: 1}, - op: {ord: 1, op: 1, rel: 3, inner: 1}, - bin: {ord: 2, op: 2, open: 2, inner: 2}, - rel: {ord: 3, op: 3, open: 3, inner: 3}, - open: {}, - close: {op: 1, bin:2, rel: 3, inner: 1}, - punct: {ord: 1, op: 1, rel: 1, open: 1, close: 1, punct: 1, inner: 1}, - inner: {ord: 1, op: 1, bin: 2, rel: 3, open: 1, punct: 1, inner: 1} - }, - - SSsep: { - ord: {op: 1}, - op: {ord: 1, op: 1}, - bin: {}, - rel: {}, - open: {}, - close: {op: 1}, - punct: {}, - inner: {op: 1} - }, - - /* - * The sizes used in the tables above - */ - sepW: ['','thinmuskip','medmuskip','thickmuskip'], - - - /* - * Find the amount of separation to use between two adjacent - * atoms in the given style - */ - GetSeparation: function (l,r,style) { - if (l && l.atom && r.atom) { - var table = this.DTsep; if (style.charAt(0) == "S") {table = this.SSsep} - var row = table[l.type]; - if (row && row[r.type] != null) {return jsMath.TeX[this.sepW[row[r.type]]]} - } - return 0; - }, - - /* - * Typeset an mlist (i.e., turn it into HTML). - * Here, text items of the same class and style are combined - * to reduce the number of tags used (though it is still - * huge). Spaces are combined, when possible. - * ### More needs to be done with that. ### - * The width of the final box is recomputed at the end, since - * the final width is not necessarily the sum of the widths of - * the individual parts (widths are in pixels, but the browsers - * puts pieces together using sub-pixel accuracy). - */ - Typeset: function (style,size) { - this.style = style; this.size = size; var unset = -10000 - this.w = 0; this.h = unset; this.d = unset; - this.bh = this.h; this.bd = this.d; - this.tbuf = ''; this.tx = 0; this.tclass = ''; - this.cbuf = ''; this.hbuf = ''; this.hx = 0; - var mitem = null; var prev; this.x = 0; this.dx = 0; - - for (var i = 0; i < this.mlist.length; i++) { - prev = mitem; mitem = this.mlist[i]; - switch (mitem.type) { - - case 'size': - this.FlushClassed(); - this.size = mitem.size; - mitem = prev; // hide this from TeX - break; - - case 'style': - this.FlushClassed(); - if (this.style.charAt(this.style.length-1) == "'") - {this.style = mitem.style + "'"} else {this.style = mitem.style} - mitem = prev; // hide this from TeX - break; - - case 'space': - if (typeof(mitem.w) == 'object') { - if (this.style.charAt(1) == 'S') {mitem.w = .5*mitem.w[0]/18} - else if (this.style.charAt(0) == 'S') {mitem.w = .7*mitem.w[0]/18} - else {mitem.w = mitem.w[0]/18} - } - this.dx += mitem.w-0; // mitem.w is sometimes a string? - mitem = prev; // hide this from TeX - break; - - case 'html': - this.FlushClassed(); - if (this.hbuf == '') {this.hx = this.x} - this.hbuf += mitem.html; - mitem = prev; // hide this from TeX - break; - - default: // atom - if (!mitem.atom && mitem.type != 'box') break; - mitem.nuc.x += this.dx + this.GetSeparation(prev,mitem,this.style); - if (mitem.nuc.y || mitem.nuc.x) mitem.nuc.Styled(); - this.dx = 0; this.x = this.x + this.w; - this.w += mitem.nuc.w + mitem.nuc.x; - if (mitem.nuc.format == 'text') { - if (this.tclass != mitem.nuc.tclass && this.tclass != '') this.FlushText(); - if (this.tbuf == '' && this.cbuf == '') {this.tx = this.x} - this.tbuf += mitem.nuc.html; this.tclass = mitem.nuc.tclass; - } else { - this.FlushClassed(); - if (mitem.nuc.x || mitem.nuc.y) this.Place(mitem.nuc); - if (this.hbuf == '') {this.hx = this.x} - this.hbuf += mitem.nuc.html; - } - this.h = Math.max(this.h,mitem.nuc.h+mitem.nuc.y); this.bh = Math.max(this.bh,mitem.nuc.bh); - this.d = Math.max(this.d,mitem.nuc.d-mitem.nuc.y); this.bd = Math.max(this.bd,mitem.nuc.bd); - break; - } - } - - this.FlushClassed(); // make sure scaling is included - if (this.dx) {this.hbuf += jsMath.HTML.Spacer(this.dx); this.w += this.dx} - if (this.hbuf == '') {return jsMath.Box.Null} - if (this.h == unset) {this.h = 0} - if (this.d == unset) {this.d = 0} - var box = new jsMath.Box('html',this.hbuf,this.w,this.h,this.d); - box.bh = this.bh; box.bd = this.bd; - return box; - }, - - /* - * Add the font to the buffered text and move it to the - * classed-text buffer. - */ - FlushText: function () { - if (this.tbuf == '') return; - this.cbuf += jsMath.Typeset.AddClass(this.tclass,this.tbuf); - this.tbuf = ''; this.tclass = ''; - }, - - /* - * Add the script or scriptscript style to the text and - * move it to the HTML buffer - */ - FlushClassed: function () { - this.FlushText(); - if (this.cbuf == '') return; - if (this.hbuf == '') {this.hx = this.tx} - this.hbuf += jsMath.Typeset.AddStyle(this.style,this.size,this.cbuf); - this.cbuf = ''; - }, - - /* - * Add a to position an item's HTML, and - * adjust the item's height and depth. - * (This may be replaced buy one of the following browser-specific - * versions by Browser.Init().) - */ - Place: function (item) { - var html = '' + item.html + ''; - item.h += item.y; item.d -= item.y; - item.x = 0; item.y = 0; - }, - - /* - * For MSIE on Windows, backspacing must be done in a separate - * , otherwise the contents will be clipped. Netscape - * also doesn't combine vertical and horizontal spacing well. - * Here, the horizontal and vertical spacing are done separately. - */ - PlaceSeparateSkips: function (item) { - if (item.y) { - if (item.html.match(/^]*>(<\/SPAN>)?$/i) && !item.html.match(/top:/)) { - item.html = item.html.replace(/STYLE="/, - 'STYLE="position:relative; top:'+jsMath.HTML.Em(-item.y)+';'); - } else { - item.html = '' + item.html + '' - } - } - if (item.x) - {item.html = jsMath.Browser.msieSpaceFix - + '' - + jsMath.Browser.hiddenSpace + '' + item.html} - item.h += item.y; item.d -= item.y; - item.x = 0; item.y = 0; - } - -}); - - - -/***************************************************************************/ - -/* - * The Parse object handles the parsing of the TeX input string, and creates - * the mList to be typeset by the Typeset object above. - */ - -jsMath.Parse = function (s,font,size,style) { - var parse = new jsMath.Parser(s,font,size,style); - parse.Parse(); - return parse; -} - -jsMath.Parser = function (s,font,size,style) { - this.string = s; this.i = 0; - this.mlist = new jsMath.mList(null,font,size,style); -} - -jsMath.Package(jsMath.Parser,{ - - // special characters - cmd: '\\', - open: '{', - close: '}', - - // patterns for letters and numbers - letter: /[a-z]/i, - number: /[0-9]/, - - // the \mathchar definitions (see Appendix B of the TeXbook). - mathchar: { - '!': [5,0,0x21], - '(': [4,0,0x28], - ')': [5,0,0x29], - '*': [2,2,0x03], // \ast - '+': [2,0,0x2B], - ',': [6,1,0x3B], - '-': [2,2,0x00], - '.': [0,1,0x3A], - '/': [0,1,0x3D], - ':': [3,0,0x3A], - ';': [6,0,0x3B], - '<': [3,1,0x3C], - '=': [3,0,0x3D], - '>': [3,1,0x3E], - '?': [5,0,0x3F], - '[': [4,0,0x5B], - ']': [5,0,0x5D], -// '{': [4,2,0x66], -// '}': [5,2,0x67], - '|': [0,2,0x6A] - }, - - // handle special \catcode characters - special: { - '^': 'HandleSuperscript', - '_': 'HandleSubscript', - ' ': 'Space', - "\t": 'Space', - "\r": 'Space', - "\n": 'Space', - "'": 'Prime', - '%': 'HandleComment', - '&': 'HandleEntry' - }, - - // the \mathchardef table (see Appendix B of the TeXbook). - mathchardef: { - // brace parts - braceld: [0,3,0x7A], - bracerd: [0,3,0x7B], - bracelu: [0,3,0x7C], - braceru: [0,3,0x7D], - - // Greek letters - alpha: [0,1,0x0B], - beta: [0,1,0x0C], - gamma: [0,1,0x0D], - delta: [0,1,0x0E], - epsilon: [0,1,0x0F], - zeta: [0,1,0x10], - eta: [0,1,0x11], - theta: [0,1,0x12], - iota: [0,1,0x13], - kappa: [0,1,0x14], - lambda: [0,1,0x15], - mu: [0,1,0x16], - nu: [0,1,0x17], - xi: [0,1,0x18], - pi: [0,1,0x19], - rho: [0,1,0x1A], - sigma: [0,1,0x1B], - tau: [0,1,0x1C], - upsilon: [0,1,0x1D], - phi: [0,1,0x1E], - chi: [0,1,0x1F], - psi: [0,1,0x20], - omega: [0,1,0x21], - varepsilon: [0,1,0x22], - vartheta: [0,1,0x23], - varpi: [0,1,0x24], - varrho: [0,1,0x25], - varsigma: [0,1,0x26], - varphi: [0,1,0x27], - - Gamma: [7,0,0x00], - Delta: [7,0,0x01], - Theta: [7,0,0x02], - Lambda: [7,0,0x03], - Xi: [7,0,0x04], - Pi: [7,0,0x05], - Sigma: [7,0,0x06], - Upsilon: [7,0,0x07], - Phi: [7,0,0x08], - Psi: [7,0,0x09], - Omega: [7,0,0x0A], - - // Ord symbols - aleph: [0,2,0x40], - imath: [0,1,0x7B], - jmath: [0,1,0x7C], - ell: [0,1,0x60], - wp: [0,1,0x7D], - Re: [0,2,0x3C], - Im: [0,2,0x3D], - partial: [0,1,0x40], - infty: [0,2,0x31], - prime: [0,2,0x30], - emptyset: [0,2,0x3B], - nabla: [0,2,0x72], - surd: [1,2,0x70], - top: [0,2,0x3E], - bot: [0,2,0x3F], - triangle: [0,2,0x34], - forall: [0,2,0x38], - exists: [0,2,0x39], - neg: [0,2,0x3A], - lnot: [0,2,0x3A], - flat: [0,1,0x5B], - natural: [0,1,0x5C], - sharp: [0,1,0x5D], - clubsuit: [0,2,0x7C], - diamondsuit: [0,2,0x7D], - heartsuit: [0,2,0x7E], - spadesuit: [0,2,0x7F], - - // big ops - coprod: [1,3,0x60], - bigvee: [1,3,0x57], - bigwedge: [1,3,0x56], - biguplus: [1,3,0x55], - bigcap: [1,3,0x54], - bigcup: [1,3,0x53], - intop: [1,3,0x52], - prod: [1,3,0x51], - sum: [1,3,0x50], - bigotimes: [1,3,0x4E], - bigoplus: [1,3,0x4C], - bigodot: [1,3,0x4A], - ointop: [1,3,0x48], - bigsqcup: [1,3,0x46], - smallint: [1,2,0x73], - - // binary operations - triangleleft: [2,1,0x2F], - triangleright: [2,1,0x2E], - bigtriangleup: [2,2,0x34], - bigtriangledown: [2,2,0x35], - wedge: [2,2,0x5E], - land: [2,2,0x5E], - vee: [2,2,0x5F], - lor: [2,2,0x5F], - cap: [2,2,0x5C], - cup: [2,2,0x5B], - ddagger: [2,2,0x7A], - dagger: [2,2,0x79], - sqcap: [2,2,0x75], - sqcup: [2,2,0x74], - uplus: [2,2,0x5D], - amalg: [2,2,0x71], - diamond: [2,2,0x05], - bullet: [2,2,0x0F], - wr: [2,2,0x6F], - div: [2,2,0x04], - odot: [2,2,0x0C], - oslash: [2,2,0x0B], - otimes: [2,2,0x0A], - ominus: [2,2,0x09], - oplus: [2,2,0x08], - mp: [2,2,0x07], - pm: [2,2,0x06], - circ: [2,2,0x0E], - bigcirc: [2,2,0x0D], - setminus: [2,2,0x6E], // for set difference A\setminus B - cdot: [2,2,0x01], - ast: [2,2,0x03], - times: [2,2,0x02], - star: [2,1,0x3F], - - // Relations - propto: [3,2,0x2F], - sqsubseteq: [3,2,0x76], - sqsupseteq: [3,2,0x77], - parallel: [3,2,0x6B], - mid: [3,2,0x6A], - dashv: [3,2,0x61], - vdash: [3,2,0x60], - leq: [3,2,0x14], - le: [3,2,0x14], - geq: [3,2,0x15], - ge: [3,2,0x15], - succ: [3,2,0x1F], - prec: [3,2,0x1E], - approx: [3,2,0x19], - succeq: [3,2,0x17], - preceq: [3,2,0x16], - supset: [3,2,0x1B], - subset: [3,2,0x1A], - supseteq: [3,2,0x13], - subseteq: [3,2,0x12], - 'in': [3,2,0x32], - ni: [3,2,0x33], - owns: [3,2,0x33], - gg: [3,2,0x1D], - ll: [3,2,0x1C], - not: [3,2,0x36], - sim: [3,2,0x18], - simeq: [3,2,0x27], - perp: [3,2,0x3F], - equiv: [3,2,0x11], - asymp: [3,2,0x10], - smile: [3,1,0x5E], - frown: [3,1,0x5F], - - // Arrows - Leftrightarrow: [3,2,0x2C], - Leftarrow: [3,2,0x28], - Rightarrow: [3,2,0x29], - leftrightarrow: [3,2,0x24], - leftarrow: [3,2,0x20], - gets: [3,2,0x20], - rightarrow: [3,2,0x21], - to: [3,2,0x21], - mapstochar: [3,2,0x37], - leftharpoonup: [3,1,0x28], - leftharpoondown: [3,1,0x29], - rightharpoonup: [3,1,0x2A], - rightharpoondown: [3,1,0x2B], - nearrow: [3,2,0x25], - searrow: [3,2,0x26], - nwarrow: [3,2,0x2D], - swarrow: [3,2,0x2E], - - hbarchar: [0,0,0x16], // for \hbar - lhook: [3,1,0x2C], - rhook: [3,1,0x2D], - - ldotp: [6,1,0x3A], // ldot as a punctuation mark - cdotp: [6,2,0x01], // cdot as a punctuation mark - colon: [6,0,0x3A], // colon as a punctuation mark - - '#': [7,0,0x23], - '$': [7,0,0x24], - '%': [7,0,0x25], - '&': [7,0,0x26] - }, - - // The delimiter table (see Appendix B of the TeXbook) - delimiter: { - '(': [0,0,0x28,3,0x00], - ')': [0,0,0x29,3,0x01], - '[': [0,0,0x5B,3,0x02], - ']': [0,0,0x5D,3,0x03], - '<': [0,2,0x68,3,0x0A], - '>': [0,2,0x69,3,0x0B], - '/': [0,0,0x2F,3,0x0E], - '|': [0,2,0x6A,3,0x0C], - '.': [0,0,0x00,0,0x00], - '\\': [0,2,0x6E,3,0x0F], - '\\lmoustache': [4,3,0x7A,3,0x40], // top from (, bottom from ) - '\\rmoustache': [5,3,0x7B,3,0x41], // top from ), bottom from ( - '\\lgroup': [4,6,0x28,3,0x3A], // extensible ( with sharper tips - '\\rgroup': [5,6,0x29,3,0x3B], // extensible ) with sharper tips - '\\arrowvert': [0,2,0x6A,3,0x3C], // arrow without arrowheads - '\\Arrowvert': [0,2,0x6B,3,0x3D], // double arrow without arrowheads -// '\\bracevert': [0,7,0x7C,3,0x3E], // the vertical bar that extends braces - '\\bracevert': [0,2,0x6A,3,0x3E], // we don't load tt, so use | instead - '\\Vert': [0,2,0x6B,3,0x0D], - '\\|': [0,2,0x6B,3,0x0D], - '\\vert': [0,2,0x6A,3,0x0C], - '\\uparrow': [3,2,0x22,3,0x78], - '\\downarrow': [3,2,0x23,3,0x79], - '\\updownarrow': [3,2,0x6C,3,0x3F], - '\\Uparrow': [3,2,0x2A,3,0x7E], - '\\Downarrow': [3,2,0x2B,3,0x7F], - '\\Updownarrow': [3,2,0x6D,3,0x77], - '\\backslash': [0,2,0x6E,3,0x0F], // for double coset G\backslash H - '\\rangle': [5,2,0x69,3,0x0B], - '\\langle': [4,2,0x68,3,0x0A], - '\\rbrace': [5,2,0x67,3,0x09], - '\\lbrace': [4,2,0x66,3,0x08], - '\\}': [5,2,0x67,3,0x09], - '\\{': [4,2,0x66,3,0x08], - '\\rceil': [5,2,0x65,3,0x07], - '\\lceil': [4,2,0x64,3,0x06], - '\\rfloor': [5,2,0x63,3,0x05], - '\\lfloor': [4,2,0x62,3,0x04] - }, - - /* - * The basic macros for plain TeX. - * - * When the control sequence on the left is called, the JavaScript - * funtion on the right is called, with the name of the control sequence - * as its first parameter (this way, the same function can be called by - * several different control sequences to do similar actions, and the - * function can still tell which TeX command was issued). If the right - * is an array, the first entry is the routine to call, and the - * remaining entries in the array are parameters to pass to the function - * as the second parameter (they are in an array reference). - * - * Note: TeX macros as defined by the user are discussed below. - */ - macros: { - displaystyle: ['HandleStyle','D'], - textstyle: ['HandleStyle','T'], - scriptstyle: ['HandleStyle','S'], - scriptscriptstyle: ['HandleStyle','SS'], - - rm: ['HandleFont',0], - mit: ['HandleFont',1], - oldstyle: ['HandleFont',1], - cal: ['HandleFont',2], - it: ['HandleFont',4], - bf: ['HandleFont',6], - - left: 'HandleLeft', - right: 'HandleRight', - - arcsin: ['NamedOp',0], - arccos: ['NamedOp',0], - arctan: ['NamedOp',0], - arg: ['NamedOp',0], - cos: ['NamedOp',0], - cosh: ['NamedOp',0], - cot: ['NamedOp',0], - coth: ['NamedOp',0], - csc: ['NamedOp',0], - deg: ['NamedOp',0], - det: 'NamedOp', - dim: ['NamedOp',0], - exp: ['NamedOp',0], - gcd: 'NamedOp', - hom: ['NamedOp',0], - inf: 'NamedOp', - ker: ['NamedOp',0], - lg: ['NamedOp',0], - lim: 'NamedOp', - liminf: ['NamedOp',null,'liminf'], - limsup: ['NamedOp',null,'limsup'], - ln: ['NamedOp',0], - log: ['NamedOp',0], - max: 'NamedOp', - min: 'NamedOp', - Pr: 'NamedOp', - sec: ['NamedOp',0], - sin: ['NamedOp',0], - sinh: ['NamedOp',0], - sup: 'NamedOp', - tan: ['NamedOp',0], - tanh: ['NamedOp',0], - - vcenter: ['HandleAtom','vcenter'], - overline: ['HandleAtom','overline'], - underline: ['HandleAtom','underline'], - over: 'HandleOver', - overwithdelims: 'HandleOver', - atop: 'HandleOver', - atopwithdelims: 'HandleOver', - above: 'HandleOver', - abovewithdelims: 'HandleOver', - brace: ['HandleOver','\\{','\\}'], - brack: ['HandleOver','[',']'], - choose: ['HandleOver','(',')'], - - overbrace: ['HandleLeaders','downbrace',1], - underbrace: ['HandleLeaders','upbrace',1,1], - overrightarrow: ['HandleLeaders','rightarrow'], - overleftarrow: ['HandleLeaders','leftarrow'], - - llap: 'HandleLap', - rlap: 'HandleLap', - ulap: 'HandleLap', - dlap: 'HandleLap', - raise: 'RaiseLower', - lower: 'RaiseLower', - moveleft: 'MoveLeftRight', - moveright: 'MoveLeftRight', - - frac: 'Frac', - root: 'Root', - sqrt: 'Sqrt', - - // TeX substitution macros - hbar: ['Macro','\\hbarchar\\kern-.5em h'], - ne: ['Macro','\\not='], - neq: ['Macro','\\not='], - notin: ['Macro','\\mathrel{\\rlap{\\kern2mu/}}\\in'], - cong: ['Macro','\\mathrel{\\lower2mu{\\mathrel{{\\rlap{=}\\raise6mu\\sim}}}}'], - bmod: ['Macro','\\mathbin{\\rm mod}'], - pmod: ['Macro','\\kern 18mu ({\\rm mod}\\,\\,#1)',1], - 'int': ['Macro','\\intop\\nolimits'], - oint: ['Macro','\\ointop\\nolimits'], - doteq: ['Macro','\\buildrel\\textstyle.\\over='], - ldots: ['Macro','\\mathinner{\\ldotp\\ldotp\\ldotp}'], - cdots: ['Macro','\\mathinner{\\cdotp\\cdotp\\cdotp}'], - vdots: ['Macro','\\mathinner{\\rlap{\\raise8pt{.\\rule 0pt 6pt 0pt}}\\rlap{\\raise4pt{.}}.}'], - ddots: ['Macro','\\mathinner{\\kern1mu\\raise7pt{\\rule 0pt 7pt 0pt .}\\kern2mu\\raise4pt{.}\\kern2mu\\raise1pt{.}\\kern1mu}'], - joinrel: ['Macro','\\mathrel{\\kern-4mu}'], - relbar: ['Macro','\\mathrel{\\smash-}'], // \smash, because - has the same height as + - Relbar: ['Macro','\\mathrel='], - bowtie: ['Macro','\\mathrel\\triangleright\\joinrel\\mathrel\\triangleleft'], - models: ['Macro','\\mathrel|\\joinrel='], - mapsto: ['Macro','\\mapstochar\\rightarrow'], - rightleftharpoons: ['Macro','\\vcenter{\\mathrel{\\rlap{\\raise3mu{\\rightharpoonup}}}\\leftharpoondown}'], - hookrightarrow: ['Macro','\\lhook\\joinrel\\rightarrow'], - hookleftarrow: ['Macro','\\leftarrow\\joinrel\\rhook'], - Longrightarrow: ['Macro','\\Relbar\\joinrel\\Rightarrow'], - longrightarrow: ['Macro','\\relbar\\joinrel\\rightarrow'], - longleftarrow: ['Macro','\\leftarrow\\joinrel\\relbar'], - Longleftarrow: ['Macro','\\Leftarrow\\joinrel\\Relbar'], - longmapsto: ['Macro','\\mapstochar\\char{cmsy10}{0}\\joinrel\\rightarrow'], - longleftrightarrow: ['Macro','\\leftarrow\\joinrel\\rightarrow'], - Longleftrightarrow: ['Macro','\\Leftarrow\\joinrel\\Rightarrow'], - iff: ['Macro','\\;\\Longleftrightarrow\\;'], - mathrm: ['Macro','{\\rm #1}',1], - mathbf: ['Macro','{\\bf #1}',1], - mathbb: ['Macro','{\\bf #1}',1], - mathit: ['Macro','{\\it #1}',1], - - TeX: ['Macro','T\\kern-.1667em\\lower.5ex{E}\\kern-.125em X'], - - limits: ['Limits',1], - nolimits: ['Limits',0], - - ',': ['Spacer',1/6], - ':': ['Spacer',1/6], // for LaTeX - '>': ['Spacer',2/9], - ';': ['Spacer',5/18], - '!': ['Spacer',-1/6], - enspace: ['Spacer',1/2], - quad: ['Spacer',1], - qquad: ['Spacer',2], - thinspace: ['Spacer',1/6], - negthinspace: ['Spacer',-1/6], - - hskip: 'Hskip', - kern: 'Hskip', - rule: ['Rule','colored'], - space: ['Rule','blank'], - - big: ['MakeBig','ord',0.85], - Big: ['MakeBig','ord',1.15], - bigg: ['MakeBig','ord',1.45], - Bigg: ['MakeBig','ord',1.75], - bigl: ['MakeBig','open',0.85], - Bigl: ['MakeBig','open',1.15], - biggl: ['MakeBig','open',1.45], - Biggl: ['MakeBig','open',1.75], - bigr: ['MakeBig','close',0.85], - Bigr: ['MakeBig','close',1.15], - biggr: ['MakeBig','close',1.45], - Biggr: ['MakeBig','close',1.75], - bigm: ['MakeBig','rel',0.85], - Bigm: ['MakeBig','rel',1.15], - biggm: ['MakeBig','rel',1.45], - Biggm: ['MakeBig','rel',1.75], - - mathord: ['HandleAtom','ord'], - mathop: ['HandleAtom','op'], - mathopen: ['HandleAtom','open'], - mathclose: ['HandleAtom','close'], - mathbin: ['HandleAtom','bin'], - mathrel: ['HandleAtom','rel'], - mathpunct: ['HandleAtom','punct'], - mathinner: ['HandleAtom','inner'], - - mathchoice: 'MathChoice', - buildrel: 'BuildRel', - - hbox: 'HBox', - text: 'HBox', - mbox: 'HBox', - fbox: 'FBox', - - strut: 'Strut', - mathstrut: ['Macro','\\vphantom{(}'], - phantom: ['Phantom',1,1], - vphantom: ['Phantom',1,0], - hphantom: ['Phantom',0,1], - smash: 'Smash', - - acute: ['MathAccent', [7,0,0x13]], - grave: ['MathAccent', [7,0,0x12]], - ddot: ['MathAccent', [7,0,0x7F]], - tilde: ['MathAccent', [7,0,0x7E]], - bar: ['MathAccent', [7,0,0x16]], - breve: ['MathAccent', [7,0,0x15]], - check: ['MathAccent', [7,0,0x14]], - hat: ['MathAccent', [7,0,0x5E]], - vec: ['MathAccent', [0,1,0x7E]], - dot: ['MathAccent', [7,0,0x5F]], - widetilde: ['MathAccent', [0,3,0x65]], - widehat: ['MathAccent', [0,3,0x62]], - - '_': ['Replace','ord','_','normal',-.4,.1], - ' ': ['Replace','ord',' ','normal'], - angle: ['Replace','ord','∠','normal'], - - matrix: 'Matrix', - array: 'Matrix', // ### still need to do alignment options ### - pmatrix: ['Matrix','(',')','c'], - cases: ['Matrix','\\{','.',['l','l']], - cr: 'HandleRow', - '\\': 'HandleRow', - - // LaTeX - begin: 'Begin', - end: 'End', - tiny: ['HandleSize',0], - Tiny: ['HandleSize',1], // non-standard - scriptsize: ['HandleSize',2], - small: ['HandleSize',3], - normalsize: ['HandleSize',4], - large: ['HandleSize',5], - Large: ['HandleSize',6], - LARGE: ['HandleSize',7], - huge: ['HandleSize',8], - Huge: ['HandleSize',9], - dots: ['Macro','\\ldots'], - - // Extensions to TeX - color: 'Color', - href: 'Href', - 'class': 'Class', - style: 'Style', - unicode: 'Unicode', - - // debugging and test routines - 'char': 'Char' - }, - - /* - * LaTeX environments - */ - environments: { - array: 'Array', - matrix: ['Array',null,null,'c'], - pmatrix: ['Array','(',')','c'], - bmatrix: ['Array','[',']','c'], - Bmatrix: ['Array','\\{','\\}','c'], - vmatrix: ['Array','\\vert','\\vert','c'], - Vmatrix: ['Array','\\Vert','\\Vert','c'], - cases: ['Array','\\{','.','ll'], - eqnarray: ['Array',null,null,'rcl',[5/18,5/18]] - }, - - /* - * The horizontally stretchable delimiters - */ - leaders: { - downbrace: {left: [3,0x7A], lmid: [3,0x7D], rmid: [3,0x7C], right: [3,0x7B]}, - upbrace: {left: [3,0x7C], lmid: [3,0x7B], rmid: [3,0x7A], right: [3,0x7D]}, - leftarrow: {left: [2,0x20], rep: [2,0x00]}, - rightarrow: {rep: [2,0x00], right: [2,0x21]} - }, - - - /***************************************************************************/ - - /* - * Add special characters to list above. (This makes it possible - * to define them in a variable that the user can change.) - */ - AddSpecial: function (obj) { - for (var id in obj) { - jsMath.Parser.prototype.special[jsMath.Parser.prototype[id]] = obj[id]; - } - }, - - /* - * Throw an error - */ - Error: function (s) { - this.i = this.string.length; - if (s.error) {this.error = s.error} else { - if (!this.error) {this.error = s} - } - }, - - /***************************************************************************/ - - /* - * Check if the next character is a space - */ - nextIsSpace: function () { - return this.string.charAt(this.i) == ' '; - }, - - /* - * Parse a substring to get its mList, and return it. - * Check that no errors occured - */ - Process: function (arg) { - var data = this.mlist.data; - arg = jsMath.Parse(arg,data.font,data.size,data.style); - if (arg.error) {this.Error(arg); return} - if (arg.mlist.Length() == 0) {return null} - if (arg.mlist.Length() == 1) { - var atom = arg.mlist.Last(); - if (atom.atom && atom.type == 'ord' && atom.nuc && - !atom.sub && !atom.sup && (atom.nuc.type == 'text' || atom.nuc.type == 'TeX')) - {return atom.nuc} - } - return {type: 'mlist', mlist: arg.mlist}; - }, - - /* - * Get and return a control-sequence name from the TeX string - */ - GetCommand: function () { - var letter = /^([a-z]+|.) ?/i; - var cmd = letter.exec(this.string.slice(this.i)); - if (cmd) {this.i += cmd[1].length; return cmd[1]} - this.Error("Missing control sequnece name at end of string or argument"); return - }, - - /* - * Get and return a TeX argument (either a single character or control sequence, - * or the contents of the next set of braces). - */ - GetArgument: function (name,noneOK) { - while (this.nextIsSpace()) {this.i++} - if (this.i >= this.string.length) {if (!noneOK) this.Error("Missing argument for "+name); return} - if (this.string.charAt(this.i) == this.close) {if (!noneOK) this.Error("Extra close brace"); return} - if (this.string.charAt(this.i) == this.cmd) {this.i++; return this.cmd+this.GetCommand()} - if (this.string.charAt(this.i) != this.open) {return this.string.charAt(this.i++)} - var j = ++this.i; var pcount = 1; var c = ''; - while (this.i < this.string.length) { - c = this.string.charAt(this.i++); - if (c == this.cmd) {this.i++} - else if (c == this.open) {pcount++} - else if (c == this.close) { - if (pcount == 0) {this.Error("Extra close brace"); return} - if (--pcount == 0) {return this.string.slice(j,this.i-1)} - } - } - this.Error("Missing close brace"); - }, - - /* - * Get an argument and process it into an mList - */ - ProcessArg: function (name) { - var arg = this.GetArgument(name); if (this.error) return; - return this.Process(arg); - }, - - /* - * Get the name of a delimiter (check it in the delimiter list). - */ - GetDelimiter: function (name) { - while (this.nextIsSpace()) {this.i++} - var c = this.string.charAt(this.i); - if (this.i < this.string.length) { - this.i++; - if (c == this.cmd) {c = '\\'+this.GetCommand(name); if (this.error) return} - if (this.delimiter[c] != null) {return this.delimiter[c]} - } - this.Error("Missing or unrecognized delimiter for "+name); - }, - - /* - * Get a dimension (including its units). - * Convert the dimen to em's, except for mu's, which must be - * converted when typeset. - */ - GetDimen: function (name,nomu) { - var rest; var advance = 0; - if (this.nextIsSpace()) {this.i++} - if (this.string.charAt(this.i) == '{') { - rest = this.GetArgument(name); - } else { - rest = this.string.slice(this.i); - advance = 1; - } - var match = rest.match(/^\s*([-+]?(\.\d+|\d+(\.\d*)?))(pt|em|ex|mu|px)/); - if (!match) {this.Error("Missing dimension or its units for "+name); return} - if (advance) { - this.i += match[0].length; - if (this.nextIsSpace()) {this.i++} - } - var d = match[1]-0; - if (match[4] == 'px') {d /= jsMath.em} - else if (match[4] == 'pt') {d /= 10} - else if (match[4] == 'ex') {d *= jsMath.TeX.x_height} - else if (match[4] == 'mu') {if (nomu) {d = d/18} else {d = [d,'mu']}} - return d; - }, - - /* - * Get the next non-space character - */ - GetNext: function () { - while (this.nextIsSpace()) {this.i++} - return this.string.charAt(this.i); - }, - - /* - * Get an optional LaTeX argument in brackets - */ - GetBrackets: function (name) { - var c = this.GetNext(); if (c != '[') return ''; - var start = ++this.i; var pcount = 0; - while (this.i < this.string.length) { - var c = this.string.charAt(this.i++); - if (c == '{') {pcount++} - else if (c == '}') { - if (pcount == 0) - {this.Error("Extra close brace while looking for ']'"); return} - pcount --; - } else if (c == this.cmd) { - this.i++; - } else if (c == ']') { - if (pcount == 0) {return this.string.slice(start,this.i-1)} - } - } - this.Error("Couldn't find closing ']' for argument to "+this.cmd+name); - }, - - /* - * Get everything up to the given control sequence name (token) - */ - GetUpto: function (name,token) { - while (this.nextIsSpace()) {this.i++} - var start = this.i; var pcount = 0; - while (this.i < this.string.length) { - var c = this.string.charAt(this.i++); - if (c == '{') {pcount++} - else if (c == '}') { - if (pcount == 0) - {this.Error("Extra close brace while looking for "+this.cmd+token); return} - pcount --; - } else if (c == this.cmd) { - // really need separate counter for begin/end - // and it should really be a stack (new pcount for each begin) - if (this.string.slice(this.i,this.i+5) == "begin") {pcount++; this.i+=4} - else if (this.string.slice(this.i,this.i+3) == "end") { - if (pcount > 0) {pcount--; this.i += 2} - } - if (pcount == 0) { - if (this.string.slice(this.i,this.i+token.length) == token) { - c = this.string.charAt(this.i+token.length); - if (c.match(/[^a-z]/i) || !token.match(/[a-z]/i)) { - var arg = this.string.slice(start,this.i-1); - this.i += token.length; - return arg; - } - } - } - this.i++; - } - } - this.Error("Couldn't find "+this.cmd+token+" for "+name); - }, - - /* - * Get a parameter delimited by a control sequence, and - * process it to get its mlist - */ - ProcessUpto: function (name,token) { - var arg = this.GetUpto(name,token); if (this.error) return; - return this.Process(arg); - }, - - /* - * Get everything up to \end{env} - */ - GetEnd: function (env) { - var body = ''; var name = ''; - while (name != env) { - body += this.GetUpto('begin{'+env+'}','end'); if (this.error) return; - name = this.GetArgument(this.cmd+'end'); if (this.error) return; - } - return body; - }, - - - /***************************************************************************/ - - - /* - * Ignore spaces - */ - Space: function () {}, - - /* - * Collect together any primes and convert them to a superscript - */ - Prime: function (c) { - var base = this.mlist.Last(); - if (base == null || (!base.atom && base.type != 'box' && base.type != 'frac')) - {base = this.mlist.Add(jsMath.mItem.Atom('ord',null))} - if (base.sup) {this.Error("Prime causes double exponent: use braces to clarify"); return} - var sup = ''; - while (c == "'") {sup += '\\prime'; c = this.GetNext(); if (c == "'") {this.i++}} - base.sup = this.Process(sup); - }, - - /* - * Raise or lower its parameter by a given amount - * @@@ Note that this is different from TeX, which requires an \hbox @@@ - * ### make this work with mu's ### - */ - RaiseLower: function (name) { - var h = this.GetDimen(this.cmd+name,1); if (this.error) return; - var box = this.ProcessArg(this.cmd+name); if (this.error) return; - if (name == 'lower') {h = -h} - this.mlist.Add(new jsMath.mItem('raise',{nuc: box, raise: h})); - }, - - /* - * Shift an expression to the right or left - * @@@ Note that this is different from TeX, which requires a \vbox @@@ - * ### make this work with mu's ### - */ - MoveLeftRight: function (name) { - var x = this.GetDimen(this.cmd+name,1); if (this.error) return; - var box = this.ProcessArg(this.cmd+name); if (this.error) return; - if (name == 'moveleft') {x = -x} - this.mlist.Add(jsMath.mItem.Space(x)); - this.mlist.Add(jsMath.mItem.Atom('ord',box)); - this.mlist.Add(jsMath.mItem.Space(-x)); - }, - - /* - * Show the argument in a particular color - * ### doesn't affect horizontal rules; can we fix that? ### - */ - Color: function (name) { - var color = this.GetArgument(this.cmd+name); if (this.error) return; - // check that it looks like a color? - this.AddHTML(name,['','']); - }, - - /* - * Make the argument be a link - */ - Href: function (name) { - var href = this.GetArgument(this.cmd+name); if (this.error) return; - this.AddHTML(name,['','']); - }, - - /* - * Apply a CSS class to the argument - */ - Class: function (name) { - var clss = this.GetArgument(this.cmd+name); if (this.error) return; - this.AddHTML(name,['','']); - }, - - /* - * Apply a CSS style to the argument - */ - Style: function (name) { - var style = this.GetArgument(this.cmd+name); if (this.error) return; - this.AddHTML(name,['','']); - }, - - /* - * 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])); - }, - - /* - * 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 and depth in ems, e.g., - * \unicode{8211,.6,-.3} - */ - Unicode: function (name) { - var arg = this.GetArgument(this.cmd+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])); - }, - - /* - * Implements \frac{num}{den} - */ - Frac: function (name) { - var num = this.ProcessArg(this.cmd+name); if (this.error) return; - var den = this.ProcessArg(this.cmd+name); if (this.error) return; - this.mlist.Add(jsMath.mItem.Fraction('over',num,den)); - }, - - /* - * Implements \sqrt[n]{...} - */ - Sqrt: function (name) { - var n = this.GetBrackets(this.cmd+name); if (this.error) return; - var arg = this.ProcessArg(this.cmd+name); if (this.error) return; - box = jsMath.mItem.Atom('radical',arg); - if (this.n != '') {box.root = this.Process(n); if (this.error) return} - this.mlist.Add(box); - }, - - /* - * Implements \root...\of{...} - */ - Root: function (name) { - var n = this.ProcessUpto(this.cmd+name,'of'); if (this.error) return; - var arg = this.ProcessArg(this.cmd+name); if (this.error) return; - box = jsMath.mItem.Atom('radical',arg); - box.root = n; this.mlist.Add(box); - }, - - - /* - * Implements \mathchoice{}{}{}{} - */ - MathChoice: function (name) { - var D = this.ProcessArg(this.cmd+name); if (this.error) return; - var T = this.ProcessArg(this.cmd+name); if (this.error) return; - var S = this.ProcessArg(this.cmd+name); if (this.error) return; - var SS = this.ProcessArg(this.cmd+name); if (this.error) return; - var box = new jsMath.mItem('choice',{D: D, T: T, S: S, SS: SS}); - this.mlist.Add(new jsMath.mItem('choice',{D: D, T: T, S: S, SS: SS})); - }, - - /* - * Implements \buildrel...\over{...} - */ - BuildRel: function (name) { - var top = this.ProcessUpto(this.cmd+name,'over'); if (this.error) return; - var bot = this.ProcessArg(this.cmd+name); if (this.error) return; - var op = jsMath.mItem.Atom('op',bot); - op.limits = 1; op.sup = top; - this.mlist.Add(op); - }, - - /* - * Create a delimiter of the type and size specified in the parameters - */ - MakeBig: function (name,data) { - var type = data[0]; var h = data[1] * jsMath.p_height; - var delim = this.GetDelimiter(this.cmd+name); if (this.error) return; - this.mlist.Add(jsMath.mItem.Atom(type,jsMath.Box.Delimiter(h,delim,'T'))); - }, - - /* - * Insert the specified character in the given font. - */ - Char: function (name) { - var font = this.GetArgument(this.cmd+name); if (this.error) return; - var n = this.GetArgument(this.cmd+name); if (this.error) return; - this.mlist.Add(jsMath.mItem.Typeset(jsMath.Box.TeX(n-0,font,'T',this.mlist.data.size))); - return; - }, - - /* - * Create an array or matrix. - */ - Matrix: function (name,delim) { - var data = this.mlist.data; - var arg = this.GetArgument(this.cmd+name); if (this.error) return; - var parse = new jsMath.Parser(arg+'\\\\',null,data.size); - parse.matrix = name; parse.row = []; parse.table = []; - parse.Parse(); if (parse.error) {this.Error(parse); return} - parse.HandleRow(name,1); // be sure the last row is recorded - var box = jsMath.Box.Layout(data.size,parse.table,delim[2]); - // Add parentheses, if needed - if (delim[0] && delim[1]) { - var left = jsMath.Box.Delimiter(box.h+box.d,this.delimiter[delim[0]],'T'); - var right = jsMath.Box.Delimiter(box.h+box.d,this.delimiter[delim[1]],'T'); - box = jsMath.Box.SetList([left,box,right],data.style,data.size); - } - this.mlist.Add(jsMath.mItem.Atom((delim[0]? 'inner': 'ord'),box)); - }, - - /* - * When we see an '&', try to add a matrix entry to the row data. - * (Use all the data in the current mList, and then clear it) - */ - HandleEntry: function (name) { - if (!this.matrix) - {this.Error(name+" can only appear in a matrix or array"); return} - if (this.mlist.data.openI != null) { - var open = this.mlist.Get(this.mlist.data.openI); - if (open.left) {this.Error("Missing "+this.cmd+"right")} - else {this.Error("Missing close brace")} - } - if (this.mlist.data.overI != null) {this.mlist.Over()} - var data = this.mlist.data; - this.mlist.Atomize('T',data.size); var box = this.mlist.Typeset('T',data.size); - this.row[this.row.length] = box; - this.mlist = new jsMath.mList(null,null,data.size); - }, - - /* - * When we see a \cr or \\, try to add a row to the table - */ - HandleRow: function (name,last) { - if (!this.matrix) - {this.Error(this.cmd+name+" can only appear in a matrix or array"); return} - this.HandleEntry(name); - if (!last || this.row.length > 1 || this.row[0].format != 'null') - {this.table[this.table.length] = this.row} - this.row = []; - }, - - /* - * LaTeX array environment - */ - Array: function (name,delim) { - var columns = delim[2]; var cspacing = delim[3]; - if (!columns) { - columns = this.GetArgument(this.cmd+'begin{'+name+'}'); - if (this.error) return; - } - columns = columns.replace(/[^clr]/g,''); - columns = columns.split(''); - var data = this.mlist.data; - var arg = this.GetEnd(name); if (this.error) return; - var parse = new jsMath.Parser(arg+'\\\\',null,data.size); - parse.matrix = name; parse.row = []; parse.table = []; - parse.Parse(); if (parse.error) {this.Error(parse); return} - parse.HandleRow(name,1); // be sure the last row is recorded - var box = jsMath.Box.Layout(data.size,parse.table,columns,cspacing); - // Add parentheses, if needed - if (delim[0] && delim[1]) { - var left = jsMath.Box.Delimiter(box.h+box.d,this.delimiter[delim[0]],'T'); - var right = jsMath.Box.Delimiter(box.h+box.d,this.delimiter[delim[1]],'T'); - box = jsMath.Box.SetList([left,box,right],data.style,data.size); - } - this.mlist.Add(jsMath.mItem.Atom((delim[0]? 'inner': 'ord'),box)); - }, - - /* - * LaTeX \begin{env} - */ - Begin: function (name) { - var env = this.GetArgument(this.cmd+name); if (this.error) return; - if (env.match(/[^a-z*]/i)) {this.Error('Invalid environment name "'+env+'"'); return} - if (!this.environments[env]) {this.Error('Unknown environment "'+env+'"'); return} - var cmd = this.environments[env]; - if (typeof(cmd) == "string") {cmd = [cmd]} - this[cmd[0]](env,cmd.slice(1)); - }, - - /* - * LaTeX \end{env} - */ - End: function (name) { - var env = this.GetArgument(this.cmd+name); if (this.error) return; - this.Error(this.cmd+name+'{'+env+'} without matching '+this.cmd+'begin'); - }, - - /* - * Add a fixed amount of horizontal space - */ - Spacer: function (name,w) { - this.mlist.Add(jsMath.mItem.Space(w-0)); - }, - - /* - * Add horizontal space given by the argument - */ - Hskip: function (name) { - var w = this.GetDimen(this.cmd+name); if (this.error) return; - this.mlist.Add(jsMath.mItem.Space(w)); - }, - - /* - * Typeset the argument as plain text rather than math. - */ - HBox: function (name) { - var text = this.GetArgument(this.cmd+name); if (this.error) return; - var box = jsMath.Box.InternalMath(text,this.mlist.data.size); - this.mlist.Add(jsMath.mItem.Typeset(box)); - }, - - /* - * Implement \fbox{...} - */ - FBox: function (name) { - var text = this.GetArgument(this.cmd+name); if (this.error) return; - var arg = jsMath.Box.InternalMath(text,this.mlist.data.size); - var f = 0.25 * jsMath.sizes[this.mlist.data.size]/100; - var box = jsMath.Box.Set(arg,this.mlist.data.style,this.mlist.data.size,1).Remeasured(); - var frame = jsMath.HTML.Frame(-f,-box.d-f,box.w+2*f,box.h+box.d+2*f); - box.html = frame + box.html + jsMath.HTML.Spacer(f); - box.h += f; box.d += f; box.w +=2*f; box.x += f; - box.bh = Math.max(box.bh,box.h); box.bd = Math.max(box.bd,box.d); - this.mlist.Add(jsMath.mItem.Atom('ord',box)); - }, - - /* - * Insert a rule of a particular width, height and depth - * This replaces \hrule and \vrule - * @@@ not a standard TeX command, and all three parameters must be given @@@ - */ - Rule: function (name,style) { - var w = this.GetDimen(this.cmd+name,1); if (this.error) return; - var h = this.GetDimen(this.cmd+name,1); if (this.error) return; - var d = this.GetDimen(this.cmd+name,1); if (this.error) return; - h += d; var html; - if (h != 0) {h = Math.max(1.05/jsMath.em,h)} - if (h == 0 || w == 0) {style = "blank"} - if (w == 0) { - html = ''; - } else if (style == "blank") { - html = ''; - } else { - html = ''; - } - if (d) { - html = '' - + html + ''; - } - this.mlist.Add(jsMath.mItem.Typeset(new jsMath.Box('html',html,w,h-d,d))); - }, - - /* - * Inserts an empty box of a specific height and depth - */ - Strut: function () { - var size = this.mlist.data.size; - var box = jsMath.Box.Text('','normal','T',size).Styled(); - box.bh = box.bd = 0; box.h = .8; box.d = .3; box.w = 0; - this.mlist.Add(jsMath.mItem.Typeset(box)); - }, - - /* - * Handles \phantom, \vphantom and \hphantom - */ - Phantom: function (name,data) { - var arg = this.ProcessArg(this.cmd+name); if (this.error) return; - this.mlist.Add(new jsMath.mItem('phantom',{phantom: arg, v: data[0], h: data[1]})); - }, - - /* - * Implements \smash - */ - Smash: function (name,data) { - var arg = this.ProcessArg(this.cmd+name); if (this.error) return; - this.mlist.Add(new jsMath.mItem('smash',{smash: arg})); - }, - - /* - * Puts an accent on the following argument - */ - MathAccent: function (name,accent) { - var c = this.ProcessArg(this.cmd+name); if (this.error) return; - var atom = jsMath.mItem.Atom('accent',c); atom.accent = accent[0]; - this.mlist.Add(atom); - }, - - /* - * Handles functions and operators like sin, cos, sum, etc. - */ - NamedOp: function (name,data) { - var a = (name.match(/[^acegm-su-z]/)) ? 1: 0; - var d = (name.match(/[gjpqy]/)) ? 1: 0; - if (data[1]) {name = data[1]} - var box = jsMath.mItem.TextAtom('op',name,'cmr10',a,d); - if (data[0] != null) {box.limits = data[0]} - this.mlist.Add(box); - }, - - /* - * Implements \limits - */ - Limits: function (name,data) { - var atom = this.mlist.Last(); - if (!atom || atom.type != 'op') - {this.Error(this.cmd+name+" is allowed only on operators"); return} - atom.limits = data[0]; - }, - - /* - * Implements macros like those created by \def. The named control - * sequence is replaced by the string given as the first data value. - * If there is a second data value, this specifies how many arguments - * the macro uses, and in this case, those arguments are substituted - * for #1, #2, etc. within the replacement string. - * - * See the jsMath.Macro() command below for more details. - */ - Macro: function (name,data) { - var text = data[0] - if (data[1]) { - var args = []; - for (var i = 0; i < data[1]; i++) - {args[args.length] = this.GetArgument(this.cmd+name); if (this.error) return} - text = ''; var c; var i = 0; - while (i < data[0].length) { - c = data[0].charAt(i++); - if (c == '\\') {text += c + data[0].charAt(i++)} - else if (c == '#') { - c = data[0].charAt(i++); - if (c == "#") {text += c} else { - if (!c.match(/[1-9]/) || c > args.length) - {this.Error("Illegal macro argument reference"); return} - text += args[c-1]; - } - } else {text += c} - } - } - this.string = text + this.string.slice(this.i); - this.i = 0; - }, - - /* - * Replace the control sequence with the given text - */ - Replace: function (name,data) { - this.mlist.Add(jsMath.mItem.TextAtom(data[0],data[1],data[2],data[3])); - }, - - /* - * Implements \overbrace, \underbrace, etc. - */ - HandleLeaders: function (name,data) { - var box = this.ProcessArg(this.cmd+name); if (this.error) return; - box = jsMath.Box.Set(box,'D',this.mlist.data.size).Remeasured(); - var leader = jsMath.Box.Leaders(box.w,this.leaders[data[0]]); - if (data[2]) {leader.y = -leader.h - box.d} else {leader.y = box.h + leader.d} - leader.x = -(leader.w + box.w)/2; - box = jsMath.mItem.Atom(data[1]? 'op': 'inner', - jsMath.Box.SetList([box,leader],'T',this.mlist.data.size)); - box.limits = (data[1]? 1: 0); - this.mlist.Add(box); - }, - - /* - * Implements \llap, \rlap, etc. - */ - HandleLap: function (name) { - var box = this.ProcessArg(); if (this.error) return; - box = this.mlist.Add(new jsMath.mItem('lap',{nuc: box, lap: name})); - }, - - /* - * Adds the argument as a specific type of atom (for commands like - * \overline, etc.) - */ - HandleAtom: function (name,data) { - var arg = this.ProcessArg(this.cmd+name); if (this.error) return; - this.mlist.Add(jsMath.mItem.Atom(data,arg)); - }, - - - /* - * Process the character associated with a specific \mathcharcode - */ - HandleMathCode: function (name,code) { - this.HandleTeXchar(code[0],code[1],code[2]); - }, - - /* - * Add a specific character from a TeX font (use the current - * font if the type is 7 (variable) or the font is not specified) - */ - HandleTeXchar: function (type,font,code) { - if (type == 7 && this.mlist.data.font != null) {font = this.mlist.data.font} - font = jsMath.TeX.fam[font]; - this.mlist.Add(jsMath.mItem.TeXAtom(jsMath.TeX.atom[type],code,font)); - }, - - /* - * Add a TeX variable character or number - */ - HandleVariable: function (c) {this.HandleTeXchar(7,1,c.charCodeAt(0))}, - HandleNumber: function (c) {this.HandleTeXchar(7,0,c.charCodeAt(0))}, - - /* - * For unmapped characters, just add them in as normal - * (non-TeX) characters - */ - HandleOther: function (c) { - this.mlist.Add(jsMath.mItem.TextAtom('ord',c,'normal')); - }, - - /* - * Ignore comments in TeX data - * ### Some browsers remove the newlines, so this might cause - * extra stuff to be ignored; look into this ### - */ - HandleComment: function () { - var c; - while (this.i < this.string.length) { - c = this.string.charAt(this.i++); - if (c == "\r" || c == "\n") return; - } - }, - - /* - * Add a style change (e.g., \displaystyle, etc) - */ - HandleStyle: function (name,style) { - this.mlist.data.style = style[0]; - this.mlist.Add(new jsMath.mItem('style',{style: style[0]})); - }, - - /* - * Implements \small, \large, etc. - */ - HandleSize: function (name,size) { - this.mlist.data.size = size[0]; - this.mlist.Add(new jsMath.mItem('size',{size: size[0]})); - }, - - /* - * Set the current font (e.g., \rm, etc) - */ - HandleFont: function (name,font) { - this.mlist.data.font = font[0]; - }, - - /* - * Look for and process a control sequence - */ - HandleCS: function () { - var cmd = this.GetCommand(); if (this.error) return; - if (this.macros[cmd]) { - var macro = this.macros[cmd]; - if (typeof(macro) == "string") {macro = [macro]} - this[macro[0]](cmd,macro.slice(1)); return; - } - if (this.mathchardef[cmd]) { - this.HandleMathCode(cmd,this.mathchardef[cmd]); - return; - } - if (this.delimiter[this.cmd+cmd]) { - this.HandleMathCode(cmd,this.delimiter[this.cmd+cmd].slice(0,3)) - return; - } - this.Error("Unknown control sequence '"+this.cmd+cmd+"'"); - }, - - /* - * Process open and close braces - */ - HandleOpen: function () {this.mlist.Open()}, - HandleClose: function () { - if (this.mlist.data.openI == null) {this.Error("Extra close brace"); return} - var open = this.mlist.Get(this.mlist.data.openI); - if (!open || open.left == null) {this.mlist.Close()} - else {this.Error("Extra close brace or missing "+this.cmd+"right"); return} - }, - - /* - * Implements \left - */ - HandleLeft: function (name) { - var left = this.GetDelimiter(this.cmd+name); if (this.error) return; - this.mlist.Open(left); - }, - - /* - * Implements \right - */ - HandleRight: function (name) { - var right = this.GetDelimiter(this.cmd+name); if (this.error) return; - var open = this.mlist.Get(this.mlist.data.openI); - if (open && open.left != null) {this.mlist.Close(right)} - else {this.Error("Extra open brace or missing "+this.cmd+"left");} - }, - - /* - * Implements generalized fractions (\over, \above, etc.) - */ - HandleOver: function (name,data) { - if (this.mlist.data.overI != null) - {this.Error('Ambiguous use of '+this.cmd+name); return} - this.mlist.data.overI = this.mlist.Length(); - this.mlist.data.overF = {name: name}; - if (data.length > 0) { - this.mlist.data.overF.left = this.delimiter[data[0]]; - this.mlist.data.overF.right = this.delimiter[data[1]]; - } else if (name.match(/withdelims$/)) { - this.mlist.data.overF.left = this.GetDelimiter(this.cmd+name); if (this.error) return; - this.mlist.data.overF.right = this.GetDelimiter(this.cmd+name); if (this.error) return; - } - if (name.match(/^above/)) - { - this.mlist.data.overF.thickness = this.GetDimen(this.cmd.name,1); - if (this.error) return; - } - }, - - /* - * Add a superscript to the preceeding atom - */ - HandleSuperscript: function () { - var base = this.mlist.Last(); - if (base == null || (!base.atom && base.type != 'box' && base.type != 'frac')) - {base = this.mlist.Add(jsMath.mItem.Atom('ord',null))} - if (base.sup) {this.Error("Double exponent: use braces to clarify"); return} - base.sup = this.ProcessArg('superscript'); if (this.error) return; - }, - - /* - * Adda subscript to the preceeding atom - */ - HandleSubscript: function () { - var base = this.mlist.Last(); - if (base == null || (!base.atom && base.type != 'box' && base.type != 'frac')) - {base = this.mlist.Add(jsMath.mItem.Atom('ord',null))} - if (base.sub) {this.Error("Double subscripts: use braces to clarify"); return} - base.sub = this.ProcessArg('subscript'); if (this.error) return; - }, - - /* - * Parse a TeX math string, handling macros, etc. - */ - Parse: function () { - var c; - while (this.i < this.string.length) { - c = this.string.charAt(this.i++); - if (this.mathchar[c]) {this.HandleMathCode(c,this.mathchar[c])} - else if (this.special[c]) {this[this.special[c]](c)} - else if (this.letter.test(c)) {this.HandleVariable(c)} - else if (this.number.test(c)) {this.HandleNumber(c)} - else {this.HandleOther(c)} - } - if (this.mlist.data.openI != null) { - var open = this.mlist.Get(this.mlist.data.openI); - if (open.left) {this.Error("Missing "+this.cmd+"right")} - else {this.Error("Missing close brace")} - } - if (this.mlist.data.overI != null) {this.mlist.Over()} - }, - - /* - * Perform the processing of Appendix G - */ - Atomize: function () { - var data = this.mlist.init; - if (!this.error) this.mlist.Atomize(data.style,data.size) - }, - - /* - * Produce the final HTML. - * - * We have to wrap the HTML it appropriate tags to hide its - * actual dimensions when these don't match the TeX dimensions of the - * results. We also include an image to force the results to take up - * the right amount of space. The results may need to be vertically - * adjusted to make the baseline appear in the correct place. - */ - Typeset: function () { - var data = this.mlist.init; - var box = this.typeset = this.mlist.Typeset(data.style,data.size); - if (this.error) {return ''+this.error+''} - if (box.format == 'null') {return ''}; - - box.Styled().Remeasured(); var isSmall = 0; var isBig = 0; - if (box.bh > box.h && box.bh > jsMath.h+.001) {isSmall = 1} - if (box.bd > box.d && box.bd > jsMath.d+.001) {isSmall = 1} - if (box.h > jsMath.h || box.d > jsMath.d) {isBig = 1} - - var html = box.html; - if (isSmall) {// hide the extra size - if (jsMath.Browser.allowAbsolute) { - var y = 0; - if (box.bh > jsMath.h+.001) {y = jsMath.h - box.bh} - html = jsMath.HTML.Absolute(html,box.w,jsMath.h,0,y,jsMath.h); - } else if (!jsMath.Browser.valignBug) { - // remove line height and try to hide the depth - var dy = jsMath.HTML.Em(Math.max(0,box.bd-jsMath.hd)/3); - html = '' + html + ''; - } - isBig = 1; - } - if (isBig) {// add height and depth to the line (force a little - // extra to separate lines if needed) - html += '' - } - return ''+html+''; - } - -}); - -/* - * Make these characters special (and call the given routines) - */ -jsMath.Parser.prototype.AddSpecial({ - cmd: 'HandleCS', - open: 'HandleOpen', - close: 'HandleClose' -}); - - -/* - * The web-page author can call jsMath.Macro to create additional - * TeX macros for use within his or her mathematics. jsMath.Macro - * has two required and one optional parameter. The first parameter - * is the control sequence name that will trigger the macro, and the - * second is the replacement string for that control sequence. - * NOTE: since the backslash (\) has special meaning in JavaScript, - * you must double the backslash in order to include control sequences - * within your replacement string. E.g., - * - * + * Copyright 2004-2006 by Davide P. Cervone * - * would make \R produce a bold-faced R. - * - * The optional parameter tells how many arguments the macro - * requires. These are substituted for #1, #2, etc. within the - * replacement string of the macro. For example - * - * - * - * would make \x1 produce {\vec x}_{1} and \x{i+1} produce {\vec x}_{i+1}. - * - * You can put several jsMath.Macro calls together into one .js file, and - * then include that into your web page using a command of the form - * - * - * - * in your main HTML page. This way you can include the same macros - * into several web pages, for example. - */ - -jsMath.Add(jsMath,{ - Macro: function (name) { - var macro = jsMath.Parser.prototype.macros; - macro[name] = ['Macro']; - for (var i = 1; i < arguments.length; i++) - {macro[name][macro[name].length] = arguments[i]} - } -}); - - -/***************************************************************************/ - -/* - * These routines look through the web page for math elements to process. - * There are two main entry points you can call: + * 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. * - * - * or - * - * - * The first will process the page asynchronously (so the user can start - * reading the top of the file while jsMath is still processing the bottom) - * while the second does not update until all the mathematics is typeset. - */ - -jsMath.Add(jsMath,{ - - /* - * Typeset a string in \textstyle and return the HTML for it - */ - TextMode: function (s) { - var parse = jsMath.Parse(s,null,null,'T'); - parse.Atomize(); - var html = parse.Typeset(); - return html; - }, - - /* - * Typeset a string in \displaystyle and return the HTML for it - */ - DisplayMode: function (s) { - var parse = jsMath.Parse(s,null,null,'D'); - parse.Atomize(); - var html = parse.Typeset(); - return html; - }, - - /* - * Return the text of a given DOM element - */ - GetElementText: function (element) { - var text = element.innerText; - if (text == null || text == "") { - try {text = element.textContent} catch (err) {} - if (text == null || text == "") {text = element.innerHTML} - } - if (text.search('&') >= 0) { - text = text.replace(/</g,'<'); - text = text.replace(/>/g,'>'); - text = text.replace(/"/g,'"'); - text = text.replace(/&/g,'&'); - } - return text; - }, - - /* - * Move hidden to the location of the math element to be - * processed and reinitialize sizes for that location. - */ - ResetHidden: function (element) { - element.innerHTML = - '' - + jsMath.Browser.operaHiddenFix; // needed by Opera in tables - element.className=''; - jsMath.hidden = element.firstChild; - jsMath.ReInit(); - }, - - - /* - * Typeset the contents of an element in \textstyle - */ - ConvertText: function (element) { - var text = this.GetElementText(element); - this.ResetHidden(element); - element.innerHTML = this.TextMode(text); - element.className = 'typeset'; - element.alt = text; - }, - - /* - * Typeset the contents of an element in \displaystyle - */ - ConvertDisplay: function (element) { - var text = this.GetElementText(element); - this.ResetHidden(element); - element.innerHTML = this.DisplayMode(text); - element.className = 'typeset'; - element.alt = text; - }, - - /* - * Process a math element - */ - ProcessElement: function (element) { - try { - if (element.tagName == 'DIV') { - this.ConvertDisplay(element); - } else if (element.tagName == 'SPAN') { - this.ConvertText(element); - // - // Overcome a bug in MSIE where were tex2math can't insert DIV's inside - // some elements, so fake it with SPANs, but can't fake the centering, - // so do that here. - // - if (element.parentNode.className == 'jsMath.recenter') { - element.parentNode.style.marginLeft = - Math.floor((element.parentNode.offsetWidth - element.offsetWidth)/2)+"px"; - } - } - element.onclick = jsMath.Click.CheckClick; - element.ondblclick = jsMath.Click.CheckDblClick; - } catch (err) {} - }, - - /* - * Asynchronously process all the math elements starting with - * the k-th one - */ - ProcessElements: function (k) { - if (k >= this.element.length) { - this.ProcessComplete(); - } else { - this.ProcessElement(this.element[k]) - setTimeout('jsMath.ProcessElements('+(k+1)+')',jsMath.Browser.delay); - } - }, - - /* - * Call this at the bottom of your HTML page to have the - * mathematics typeset asynchronously. This lets the user - * start reading the mathematics while the rest of the page - * is being processed. - */ - Process: function (obj) { - if (!jsMath.initialized) {jsMath.Init()} - this.element = this.GetMathElements(obj); - window.status = 'Processing Math...'; - setTimeout('jsMath.ProcessElements(0)',jsMath.Browser.delay); - }, - - /* - * Call this at the bottom of your HTML page to have the - * mathematics typeset before the page is displayed. - * This can take a long time, so the user could cancel the - * page before it is complete; use it with caution, and only - * when there is a relatively small amount of math on the page. - */ - ProcessBeforeShowing: function (obj) { - if (!jsMath.initialized) {jsMath.Init()} - var element = jsMath.GetMathElements(obj); - window.status = 'Processing Math...'; - for (var i = 0; i < element.length; i++) - {jsMath.ProcessElement(element[i])} - jsMath.ProcessComplete(); - }, - - element: [], // the list of math elements on the page - - /* - * Look up all the math elements on the page and - * put them in a list sorted from top to bottom of the page - */ - GetMathElements: function (obj) { - var element = []; - if (!obj) {obj = document} - if (typeof(obj) == 'string') {obj = document.getElementById(obj)} - if (!obj.getElementsByTagName) return - var math = obj.getElementsByTagName('DIV'); - for (var k = 0; k < math.length; k++) { - if (math[k].className == 'math') { - if (jsMath.Browser.renameOK && obj.getElementsByName) - {math[k].setAttribute('NAME','_jsMath_')} - else {element[element.length] = math[k]} - } - } - math = obj.getElementsByTagName('SPAN'); - for (var k = 0; k < math.length; k++) { - if (math[k].className == 'math') { - if (jsMath.Browser.renameOK && obj.getElementsByName) - {math[k].setAttribute('NAME','_jsMath_')} - else {element[element.length] = math[k]} - } - } - // this gets the SPAN and DIV elements interleaved in order - if (jsMath.Browser.renameOK && obj.getElementsByName) { - element = obj.getElementsByName('_jsMath_'); - } else if (jsMath.hidden.sourceIndex) { - element.sort(function (a,b) {return a.sourceIndex - b.sourceIndex}); - } - return element; - }, - - /* - * Remove the window message about processing math - * and clean up any marked or
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