commit 2639c8fd443480a371598a5fc84d0b434ae29ee9
parent 3253d39fc94345565b7772869d593aa32a3c1f63
Author: Davide P. Cervone <dpvc@union.edu>
Date: Thu, 3 Sep 2015 09:48:30 -0400
Merge branch 'fast-preview' into develop
Diffstat:
9 files changed, 1286 insertions(+), 1286 deletions(-)
diff --git a/unpacked/MathJax.js b/unpacked/MathJax.js
@@ -2564,11 +2564,11 @@ MathJax.Hub.Startup = {
jax.unshift(name);
}
if (SETTINGS.CHTMLpreview != null) {
- if (SETTINGS.FHTMLpreview == null) SETTINGS.FHTMLpreview = SETTINGS.CHTMLpreview;
+ if (SETTINGS.FastPreview == null) SETTINGS.FastPreview = SETTINGS.CHTMLpreview;
delete SETTINGS.CHTMLpreview;
}
- if (SETTINGS.FHTMLpreview && !MathJax.Extension["FHTML-preview"])
- MathJax.Hub.config.extensions.push("FHTML-preview.js");
+ if (SETTINGS.FastPreview && !MathJax.Extension["fast-preview"])
+ MathJax.Hub.config.extensions.push("fast-preview.js");
},MathJax.Hub.config],
["Post",this.signal,"End Cookie"]
);
diff --git a/unpacked/extensions/CHTML-preview.js b/unpacked/extensions/CHTML-preview.js
@@ -25,6 +25,6 @@
*/
MathJax.Callback.Queue(
- ["Require",MathJax.Ajax,"[MathJax]/extensions/FHTML-preview.js"],
+ ["Require",MathJax.Ajax,"[MathJax]/extensions/fast-preview.js"],
["loadComplete",MathJax.Ajax,"[MathJax]/extensions/CHTML-preview.js"]
);
diff --git a/unpacked/extensions/FHTML-preview.js b/unpacked/extensions/FHTML-preview.js
@@ -1,142 +0,0 @@
-/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-
-/*************************************************************
- *
- * MathJax/extensions/FHTML-preview.js
- *
- * Implements a fast preview using the FastHTML output jax
- * and then a slower update to the more accurate HTML-CSS output
- * (or whatever the user has selected).
- *
- * ---------------------------------------------------------------------
- *
- * Copyright (c) 2014-2015 The MathJax Consortium
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-(function (HUB,HTML,BROWSER) {
-
- var SETTINGS = HUB.config.menuSettings;
- var msieColorBug = BROWSER.isMSIE && (document.documentMode||0) < 8;
-
- var FHTMLpreview = MathJax.Extension["FHTML-preview"] = {
- version: "2.5.3",
-
- //
- // Configuration for the chunking of the main output
- // after the previews have been created, and other configuration.
- //
- config: HUB.CombineConfig("FHTML-preview",{
- Chunks: {EqnChunk: 10000, EqnChunkFactor: 1, EqnChunkDelay: 0},
- color: "inherit!important",
- updateTime: 30, updateDelay: 6,
- messageStyle: "none",
- disabled: BROWSER.isMSIE && !BROWSER.versionAtLeast("8.0")
- }),
-
- //
- // Ajust the chunking of the output jax
- //
- Config: function () {
- if (HUB.config["CHTML-preview"])
- MathJax.Hub.Config({"FHTML-preview": HUB.config["CHTML-preview"]});
- var update, delay, style, done, saved;
- var config = this.config;
-
- if (!config.disabled && SETTINGS.FHTMLpreview == null)
- HUB.Config({menuSettings:{FHTMLpreview:true}});
- if (SETTINGS.FHTMLpreview) {
- MathJax.Ajax.Styles({".MathJax_Preview .MJXf-math":{color:config.color}});
- HUB.Config({"HTML-CSS": config.Chunks, CommonHTML: config.Chunks, SVG: config.Chunks});
- }
- HUB.Register.MessageHook("Begin Math Output",function () {
- if (!done && SETTINGS.FHTMLpreview && SETTINGS.renderer !== "FastHTML") {
- update = HUB.processUpdateTime; delay = HUB.processUpdateDelay;
- style = HUB.config.messageStyle;
- HUB.processUpdateTime = config.updateTime;
- HUB.processUpdateDelay = config.updateDelay;
- HUB.Config({messageStyle: config.messageStyle});
- MathJax.Message.Clear(0,0);
- saved = true;
- }
- });
- HUB.Register.MessageHook("End Math Output",function () {
- if (!done && saved) {
- HUB.processUpdateTime = update;
- HUB.processUpdateDelay = delay;
- HUB.Config({messageStyle: style});
- done = true;
- }
- });
- },
-
- //
- // Insert a preview span, if there isn't one already,
- // and call the FastHTML output jax to create the preview
- //
- Preview: function (data) {
- if (!SETTINGS.FHTMLpreview || SETTINGS.renderer === "FastHTML") return;
- var preview = data.script.MathJax.preview || data.script.previousSibling;
- if (!preview || preview.className !== MathJax.Hub.config.preRemoveClass) {
- preview = HTML.Element("span",{className:MathJax.Hub.config.preRemoveClass});
- data.script.parentNode.insertBefore(preview,data.script);
- data.script.MathJax.preview = preview;
- }
- preview.innerHTML = "";
- preview.style.color = (msieColorBug ? "black" : "inherit");
- return this.postFilter(preview,data);
- },
- postFilter: function (preview,data) {
- //
- // Load the FastHTML jax if it is not already loaded
- //
- if (!data.math.root.toFastHTML) {
- var queue = MathJax.Callback.Queue();
- queue.Push(
- ["Require",MathJax.Ajax,"[MathJax]/jax/output/FastHTML/config.js"],
- ["Require",MathJax.Ajax,"[MathJax]/jax/output/FastHTML/jax.js"]
- );
- HUB.RestartAfter(queue.Push({}));
- }
- data.math.root.toFastHTML(preview);
- },
-
- //
- // Hook into the input jax postFilter to create the previews as
- // the input jax are processed.
- //
- Register: function (name) {
- HUB.Register.StartupHook(name+" Jax Require",function () {
- var jax = MathJax.InputJax[name];
- jax.postfilterHooks.Add(["Preview",MathJax.Extension["FHTML-preview"]],50);
- });
- }
- }
-
- //
- // Hook into each input jax
- //
- FHTMLpreview.Register("TeX");
- FHTMLpreview.Register("MathML");
- FHTMLpreview.Register("AsciiMath");
-
- HUB.Register.StartupHook("End Config",["Config",FHTMLpreview]);
-
- HUB.Startup.signal.Post("FHTML-preview Ready");
-
-})(MathJax.Hub,MathJax.HTML,MathJax.Hub.Browser);
-
-MathJax.Ajax.loadComplete("[MathJax]/extensions/FHTML-preview.js");
-
diff --git a/unpacked/extensions/MathMenu.js b/unpacked/extensions/MathMenu.js
@@ -1150,11 +1150,11 @@
ITEM.SUBMENU(["Renderer","Math Renderer"], {hidden:!CONFIG.showRenderer},
ITEM.RADIO("HTML-CSS", "renderer", {action: MENU.Renderer}),
ITEM.RADIO("Common HTML","renderer", {action: MENU.Renderer, value:"CommonHTML"}),
- ITEM.RADIO("Fast HTML", "renderer", {action: MENU.Renderer, value:"FastHTML"}),
+ ITEM.RADIO("Fast HTML", "renderer", {action: MENU.Renderer, value:"PreviewHTML"}),
ITEM.RADIO("MathML", "renderer", {action: MENU.Renderer, value:"NativeMML"}),
ITEM.RADIO("SVG", "renderer", {action: MENU.Renderer}),
ITEM.RULE(),
- ITEM.CHECKBOX("Fast Preview", "FHTMLpreview")
+ ITEM.CHECKBOX("Fast Preview", "FastPreview")
),
ITEM.SUBMENU("MathPlayer", {hidden:!HUB.Browser.isMSIE || !CONFIG.showMathPlayer,
disabled:!HUB.Browser.hasMathPlayer},
diff --git a/unpacked/extensions/fast-preview.js b/unpacked/extensions/fast-preview.js
@@ -0,0 +1,142 @@
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ * MathJax/extensions/fast-preview.js
+ *
+ * Implements a fast preview using the PreviewHTML output jax
+ * and then a slower update to the more accurate HTML-CSS output
+ * (or whatever the user has selected).
+ *
+ * ---------------------------------------------------------------------
+ *
+ * Copyright (c) 2014-2015 The MathJax Consortium
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+(function (HUB,HTML,BROWSER) {
+
+ var SETTINGS = HUB.config.menuSettings;
+ var msieColorBug = BROWSER.isMSIE && (document.documentMode||0) < 8;
+
+ var FastPreview = MathJax.Extension["fast-preview"] = {
+ version: "2.5.3",
+
+ //
+ // Configuration for the chunking of the main output
+ // after the previews have been created, and other configuration.
+ //
+ config: HUB.CombineConfig("fast-preview",{
+ Chunks: {EqnChunk: 10000, EqnChunkFactor: 1, EqnChunkDelay: 0},
+ color: "inherit!important",
+ updateTime: 30, updateDelay: 6,
+ messageStyle: "none",
+ disabled: BROWSER.isMSIE && !BROWSER.versionAtLeast("8.0")
+ }),
+
+ //
+ // Ajust the chunking of the output jax
+ //
+ Config: function () {
+ if (HUB.config["CHTML-preview"])
+ MathJax.Hub.Config({"fast-preview": HUB.config["CHTML-preview"]});
+ var update, delay, style, done, saved;
+ var config = this.config;
+
+ if (!config.disabled && SETTINGS.FastPreview == null)
+ HUB.Config({menuSettings:{FastPreview:true}});
+ if (SETTINGS.FastPreview) {
+ MathJax.Ajax.Styles({".MathJax_Preview .MJXf-math":{color:config.color}});
+ HUB.Config({"HTML-CSS": config.Chunks, CommonHTML: config.Chunks, SVG: config.Chunks});
+ }
+ HUB.Register.MessageHook("Begin Math Output",function () {
+ if (!done && SETTINGS.FastPreview && SETTINGS.renderer !== "PreviewHTML") {
+ update = HUB.processUpdateTime; delay = HUB.processUpdateDelay;
+ style = HUB.config.messageStyle;
+ HUB.processUpdateTime = config.updateTime;
+ HUB.processUpdateDelay = config.updateDelay;
+ HUB.Config({messageStyle: config.messageStyle});
+ MathJax.Message.Clear(0,0);
+ saved = true;
+ }
+ });
+ HUB.Register.MessageHook("End Math Output",function () {
+ if (!done && saved) {
+ HUB.processUpdateTime = update;
+ HUB.processUpdateDelay = delay;
+ HUB.Config({messageStyle: style});
+ done = true;
+ }
+ });
+ },
+
+ //
+ // Insert a preview span, if there isn't one already,
+ // and call the PreviewHTML output jax to create the preview
+ //
+ Preview: function (data) {
+ if (!SETTINGS.FastPreview || SETTINGS.renderer === "PreviewHTML") return;
+ var preview = data.script.MathJax.preview || data.script.previousSibling;
+ if (!preview || preview.className !== MathJax.Hub.config.preRemoveClass) {
+ preview = HTML.Element("span",{className:MathJax.Hub.config.preRemoveClass});
+ data.script.parentNode.insertBefore(preview,data.script);
+ data.script.MathJax.preview = preview;
+ }
+ preview.innerHTML = "";
+ preview.style.color = (msieColorBug ? "black" : "inherit");
+ return this.postFilter(preview,data);
+ },
+ postFilter: function (preview,data) {
+ //
+ // Load the PreviewHTML jax if it is not already loaded
+ //
+ if (!data.math.root.toPreviewHTML) {
+ var queue = MathJax.Callback.Queue();
+ queue.Push(
+ ["Require",MathJax.Ajax,"[MathJax]/jax/output/PreviewHTML/config.js"],
+ ["Require",MathJax.Ajax,"[MathJax]/jax/output/PreviewHTML/jax.js"]
+ );
+ HUB.RestartAfter(queue.Push({}));
+ }
+ data.math.root.toPreviewHTML(preview);
+ },
+
+ //
+ // Hook into the input jax postFilter to create the previews as
+ // the input jax are processed.
+ //
+ Register: function (name) {
+ HUB.Register.StartupHook(name+" Jax Require",function () {
+ var jax = MathJax.InputJax[name];
+ jax.postfilterHooks.Add(["Preview",MathJax.Extension["fast-preview"]],50);
+ });
+ }
+ }
+
+ //
+ // Hook into each input jax
+ //
+ FastPreview.Register("TeX");
+ FastPreview.Register("MathML");
+ FastPreview.Register("AsciiMath");
+
+ HUB.Register.StartupHook("End Config",["Config",FastPreview]);
+
+ HUB.Startup.signal.Post("fast-preview Ready");
+
+})(MathJax.Hub,MathJax.HTML,MathJax.Hub.Browser);
+
+MathJax.Ajax.loadComplete("[MathJax]/extensions/fast-preview.js");
+
diff --git a/unpacked/jax/output/FastHTML/config.js b/unpacked/jax/output/FastHTML/config.js
@@ -1,53 +0,0 @@
-/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-
-/*************************************************************
- *
- * MathJax/jax/output/FastHTML/config.js
- *
- * Initializes the FastHTML OutputJax (the main definition is in
- * MathJax/jax/input/FastHTML/jax.js, which is loaded when needed).
- *
- * ---------------------------------------------------------------------
- *
- * Copyright (c) 2013-2015 The MathJax Consortium
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-MathJax.OutputJax.FastHTML = MathJax.OutputJax({
- id: "FastHTML",
- version: "2.5.0",
- directory: MathJax.OutputJax.directory + "/FastHTML",
- extensionDir: MathJax.OutputJax.extensionDir + "/FastHTML",
-
- config: {
- scale: 100, minScaleAdjust: 50, // global math scaling factor, and minimum adjusted scale factor
- mtextFontInherit: false, // to make <mtext> be in page font rather than MathJax font
-
- linebreaks: {
- automatic: false, // when false, only process linebreak="newline",
- // when true, insert line breaks automatically in long expressions.
-
- width: "container" // maximum width of a line for automatic line breaks (e.g. "30em").
- // use "container" to compute size from containing element,
- // use "nn% container" for a portion of the container,
- // use "nn%" for a portion of the window size
- }
-
- }
-});
-
-if (!MathJax.Hub.config.delayJaxRegistration) {MathJax.OutputJax.FastHTML.Register("jax/mml")}
-
-MathJax.OutputJax.FastHTML.loadComplete("config.js");
diff --git a/unpacked/jax/output/FastHTML/jax.js b/unpacked/jax/output/FastHTML/jax.js
@@ -1,1085 +0,0 @@
-/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-
-/*************************************************************
- *
- * MathJax/jax/output/FastHTML/jax.js
- *
- * Implements the FastHTML OutputJax that displays mathematics
- * using HTML to position the characters from math fonts
- * in their proper locations.
- *
- * ---------------------------------------------------------------------
- *
- * Copyright (c) 2013-2015 The MathJax Consortium
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-(function (AJAX,HUB,HTML,FHTML) {
- var MML;
-
- var EVENT, TOUCH, HOVER; // filled in later
-
- var FONTS = "'Times New Roman',Times,STIXGeneral,serif";
- var STYLES = {
- ".MJXf-script": {"font-size":".8em"},
-
- ".MJXf-right": {
- "-webkit-transform-origin":"right",
- "-moz-transform-origin":"right",
- "-ms-transform-origin":"right",
- "-o-transform-origin":"right",
- "transform-origin":"right"
- },
-
- ".MJXf-bold": {"font-weight":"bold"},
- ".MJXf-italic": {"font-style":"italic"},
- ".MJXf-scr": {"font-family":"MathJax_Script,"+FONTS},
- ".MJXf-frak": {"font-family":"MathJax_Fraktur,"+FONTS},
- ".MJXf-sf": {"font-family":"MathJax_SansSerif,"+FONTS},
- ".MJXf-cal": {"font-family":"MathJax_Caligraphic,"+FONTS},
- ".MJXf-mono": {"font-family":"MathJax_Typewriter,"+FONTS},
- ".MJXf-largeop": {"font-size":"150%"},
- ".MJXf-largeop.MJXf-int": {"vertical-align":"-.2em"},
-
- ".MJXf-math": {
- "display": "inline-block",
- "line-height": "1.2",
- "text-indent": "0",
- "font-family": FONTS,
- "white-space":"nowrap",
- "border-collapse":"collapse"
- },
- ".MJXf-display": {
- "display": "block",
- "text-align": "center",
- "margin": "1em 0"
- },
- ".MJXf-math span": {"display": "inline-block"},
- ".MJXf-box": {"display":"block!important", "text-align": "center"},
- ".MJXf-box:after": {"content": '" "'}, // needed for when there is no DOCTYPE
- ".MJXf-rule": {"display":"block!important", "margin-top":".1em"},
- ".MJXf-char": {"display":"block!important"},
-
- ".MJXf-mo": {"margin": "0 .15em"},
-
- ".MJXf-mfrac": {"margin": "0 .125em", "vertical-align":".25em"},
- ".MJXf-denom": {"display": "inline-table!important", "width":"100%"},
- ".MJXf-denom > *": {"display": "table-row!important"},
-
- ".MJXf-surd": {"vertical-align":"top"},
- ".MJXf-surd > *": {"display":"block!important"},
-
- ".MJXf-script-box > * ": {"display":"table!important", "height":"50%"},
- ".MJXf-script-box > * > *": {"display":"table-cell!important","vertical-align":"top"},
- ".MJXf-script-box > *:last-child > *": {"vertical-align":"bottom"},
- ".MJXf-script-box > * > * > *": {"display":"block!important"},
-
- ".MJXf-mphantom": {"visibility": "hidden"},
-
- ".MJXf-munderover": {"display":"inline-table!important"},
- ".MJXf-over": {"display":"inline-block!important","text-align":"center"},
- ".MJXf-over > *": {"display":"block!important"},
- ".MJXf-munderover > *": {"display":"table-row!important"},
-
- ".MJXf-mtable": {"vertical-align":".25em", "margin":"0 .125em"},
- ".MJXf-mtable > *": {"display":"inline-table!important", "vertical-align":"middle"},
- ".MJXf-mtr": {"display":"table-row!important"},
- ".MJXf-mtd": {"display":"table-cell!important","text-align":"center","padding":".5em 0 0 .5em"},
- ".MJXf-mtr > .MJXf-mtd:first-child": {"padding-left":0},
- ".MJXf-mtr:first-child > .MJXf-mtd": {"padding-top":0},
- ".MJXf-mlabeledtr": {"display":"table-row!important"},
- ".MJXf-mlabeledtr > .MJXf-mtd:first-child": {"padding-left":0},
- ".MJXf-mlabeledtr:first-child > .MJXf-mtd": {"padding-top":0},
-
- ".MJXf-merror": {
- "background-color": "#FFFF88",
- color: "#CC0000",
- border: "1px solid #CC0000",
- padding: "1px 3px",
- "font-style": "normal",
- "font-size": "90%"
- }
- };
-
- (function () {
- for (var i = 0; i < 10; i++) {
- var scale = "scaleX(."+i+")";
- STYLES[".MJXf-scale"+i] = {
- "-webkit-transform":scale,
- "-moz-transform":scale,
- "-ms-transform":scale,
- "-o-transform":scale,
- "transform":scale
- }
- }
- })();
-
- var BIGDIMEN = 1000000;
- var V = "V", H = "H";
-
- FHTML.Augment({
- settings: HUB.config.menuSettings,
- config: {styles: STYLES},
-
- hideProcessedMath: false, // use display:none until all math is processed
-
- maxStretchyParts: 1000, // limit the number of parts allowed for
- // stretchy operators. See issue 366.
-
- Config: function () {
- if (!this.require) {this.require = []}
- this.SUPER(arguments).Config.call(this); var settings = this.settings;
- if (settings.scale) {this.config.scale = settings.scale}
- this.require.push(MathJax.OutputJax.extensionDir+"/MathEvents.js");
- },
-
- Startup: function () {
- //
- // Set up event handling
- //
- EVENT = MathJax.Extension.MathEvents.Event;
- TOUCH = MathJax.Extension.MathEvents.Touch;
- HOVER = MathJax.Extension.MathEvents.Hover;
- this.ContextMenu = EVENT.ContextMenu;
- this.Mousedown = EVENT.AltContextMenu;
- this.Mouseover = HOVER.Mouseover;
- this.Mouseout = HOVER.Mouseout;
- this.Mousemove = HOVER.Mousemove;
-
- //
- // Determine pixels per inch
- //
- var div = HTML.addElement(document.body,"div",{style:{width:"5in"}});
- this.pxPerInch = div.offsetWidth/5; div.parentNode.removeChild(div);
-
- //
- // Set up styles and preload web fonts
- //
- return AJAX.Styles(this.config.styles,["InitializeFHTML",this]);
- },
- InitializeFHTML: function () {
- },
-
- preTranslate: function (state) {
- var scripts = state.jax[this.id], i, m = scripts.length,
- script, prev, span, div, jax;
- //
- // Loop through the scripts
- //
- for (i = 0; i < m; i++) {
- script = scripts[i]; if (!script.parentNode) continue;
- //
- // Remove any existing output
- //
- prev = script.previousSibling;
- if (prev && String(prev.className).match(/^MathJax_FHTML(_Display)?( MathJax_Processing)?$/))
- {prev.parentNode.removeChild(prev)}
- //
- // Add the span, and a div if in display mode,
- // then set the role and mark it as being processed
- //
- jax = script.MathJax.elementJax; if (!jax) continue;
- jax.FHTML = {display: (jax.root.Get("display") === "block")}
- span = div = HTML.Element("span",{
- className:"MathJax_FHTML", id:jax.inputID+"-Frame", isMathJax:true, jaxID:this.id,
- oncontextmenu:EVENT.Menu, onmousedown: EVENT.Mousedown,
- onmouseover:EVENT.Mouseover, onmouseout:EVENT.Mouseout, onmousemove:EVENT.Mousemove,
- onclick:EVENT.Click, ondblclick:EVENT.DblClick
- });
- if (HUB.Browser.noContextMenu) {
- span.ontouchstart = TOUCH.start;
- span.ontouchend = TOUCH.end;
- }
- if (jax.FHTML.display) {
- div = HTML.Element("div",{className:"MathJax_FHTML_Display"});
- div.appendChild(span);
- }
- //
- div.className += " MathJax_Processing";
- script.parentNode.insertBefore(div,script);
- }
- },
-
- Translate: function (script,state) {
- if (!script.parentNode) return;
-
- //
- // Get the data about the math
- //
- var jax = script.MathJax.elementJax, math = jax.root,
- span = document.getElementById(jax.inputID+"-Frame"),
- div = (jax.FHTML.display ? span.parentNode : span);
- //
- // Typeset the math
- //
- this.initFHTML(math,span);
-// math.setTeXclass();
- try {math.toFastHTML(span)} catch (err) {
- if (err.restart) {while (span.firstChild) {span.removeChild(span.firstChild)}}
- throw err;
- }
- //
- // Put it in place, and remove the processing marker
- //
- div.className = div.className.split(/ /)[0];
- //
- // Check if we are hiding the math until more is processed
- //
- if (this.hideProcessedMath) {
- //
- // Hide the math and don't let its preview be removed
- //
- div.className += " MathJax_Processed";
- if (script.MathJax.preview) {
- jax.FHTML.preview = script.MathJax.preview;
- delete script.MathJax.preview;
- }
- }
- },
-
- postTranslate: function (state) {
- var scripts = state.jax[this.id];
- if (!this.hideProcessedMath) return;
- for (var i = 0, m = scripts.length; i < m; i++) {
- var script = scripts[i];
- if (script && script.MathJax.elementJax) {
- //
- // Remove the processed marker
- //
- script.previousSibling.className = script.previousSibling.className.split(/ /)[0];
- var data = script.MathJax.elementJax.FHTML;
- //
- // Remove the preview, if any
- //
- if (data.preview) {
- data.preview.innerHTML = "";
- script.MathJax.preview = data.preview;
- delete data.preview;
- }
- }
- }
- },
-
- getJaxFromMath: function (math) {
- if (math.parentNode.className === "MathJax_FHTML_Display") {math = math.parentNode}
- do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script");
- return HUB.getJaxFor(math);
- },
- getHoverSpan: function (jax,math) {return jax.root.FHTMLspanElement()},
- getHoverBBox: function (jax,span,math) {
- var bbox = jax.root.FHTML, em = jax.FHTML.outerEm;
- var BBOX = {w:bbox.w*em, h:bbox.h*em, d:bbox.d*em};
- if (bbox.width) {BBOX.width = bbox.width}
- return BBOX;
- },
-
- Zoom: function (jax,span,math,Mw,Mh) {
- //
- // Re-render at larger size
- //
- span.className = "MathJax";
- this.idPostfix = "-zoom"; jax.root.toFHTML(span,span); this.idPostfix = "";
- //
- // Get height and width of zoomed math and original math
- //
- span.style.position = "absolute";
- if (!width) {math.style.position = "absolute"}
- var zW = span.offsetWidth, zH = span.offsetHeight,
- mH = math.offsetHeight, mW = math.offsetWidth;
- if (mW === 0) {mW = math.parentNode.offsetWidth}; // IE7 gets mW == 0?
- span.style.position = math.style.position = "";
- //
- return {Y:-EVENT.getBBox(span).h, mW:mW, mH:mH, zW:zW, zH:zH};
- },
-
- initFHTML: function (math,span) {},
-
- Remove: function (jax) {
- var span = document.getElementById(jax.inputID+"-Frame");
- if (span) {
- if (jax.FHTML.display) {span = span.parentNode}
- span.parentNode.removeChild(span);
- }
- delete jax.FHTML;
- },
-
- ID: 0, idPostfix: "",
- GetID: function () {this.ID++; return this.ID},
-
- VARIANT: {
- "bold": "MJXf-bold",
- "italic": "MJXf-italic",
- "bold-italic": "MJXf-bold MJXf-italic",
- "script": "MJXf-scr",
- "bold-script": "MJXf-scr MJXf-bold",
- "fraktur": "MJXf-frak",
- "bold-fraktur": "MJXf-frak MJXf-bold",
- "monospace": "MJXf-mono",
- "sans-serif": "MJXf-sf",
- "-tex-caligraphic": "MJXf-cal"
- },
- MATHSPACE: {
- veryverythinmathspace: 1/18,
- verythinmathspace: 2/18,
- thinmathspace: 3/18,
- mediummathspace: 4/18,
- thickmathspace: 5/18,
- verythickmathspace: 6/18,
- veryverythickmathspace: 7/18,
- negativeveryverythinmathspace: -1/18,
- negativeverythinmathspace: -2/18,
- negativethinmathspace: -3/18,
- negativemediummathspace: -4/18,
- negativethickmathspace: -5/18,
- negativeverythickmathspace: -6/18,
- negativeveryverythickmathspace: -7/18,
-
- thin: .08,
- medium: .1,
- thick: .15,
-
- infinity: BIGDIMEN
- },
- TeX: {
- x_height: .430554
- },
- pxPerInch: 72,
- em: 16,
-
- // ### FIXME: add more here
-
- DELIMITERS: {
- "(": {dir:V},
- "{": {dir:V, w:.58},
- "[": {dir:V},
- "|": {dir:V, w:.275},
- ")": {dir:V},
- "}": {dir:V, w:.58},
- "]": {dir:V},
- "/": {dir:V},
- "\\": {dir:V},
- "\u2223": {dir:V, w:.275},
- "\u2225": {dir:V, w:.55},
- "\u230A": {dir:V, w:.5},
- "\u230B": {dir:V, w:.5},
- "\u2308": {dir:V, w:.5},
- "\u2309": {dir:V, w:.5},
- "\u27E8": {dir:V, w:.5},
- "\u27E9": {dir:V, w:.5},
- "\u2191": {dir:V, w:.65},
- "\u2193": {dir:V, w:.65},
- "\u21D1": {dir:V, w:.75},
- "\u21D3": {dir:V, w:.75},
- "\u2195": {dir:V, w:.65},
- "\u21D5": {dir:V, w:.75},
- "\u27EE": {dir:V, w:.275},
- "\u27EF": {dir:V, w:.275},
- "\u23B0": {dir:V, w:.6},
- "\u23B1": {dir:V, w:.6}
- },
-
- REMAPACCENT: {
- "\u20D7":"\u2192", // vector arrow
- "'": "\u02CB",
- "`": "\u02CA",
- ".": "\u02D9",
- "^": "\u02C6",
- "-": "\u02C9",
- "~": "\u02DC",
- "\u00AF": "\u02C9", // macron
- "\u00B0": "\u02DA", // degree sign
- "\u00B4": "\u02CA", // acute accent
- "\u0300": "\u02CB", // combining grave
- "\u0301": "\u02CA", // combining acute
- "\u0302": "\u02C6", // combining circumflex
- "\u0303": "\u02DC", // combinig tilde
- "\u0304": "\u02C9", // combining macron
- "\u0305": "\u02C9", // combining overline
- "\u0306": "\u02D8", // combining breve
- "\u0307": "\u02D9", // combining dot
- "\u0308": "\u00A8", // combining double dot
- "\u030C": "\u02C7" // combining caron
- },
- REMAPACCENTUNDER: {
- },
-
- length2em: function (length,size) {
- if (typeof(length) !== "string") {length = length.toString()}
- if (length === "") {return ""}
- if (length === MML.SIZE.NORMAL) {return 1}
- if (length === MML.SIZE.BIG) {return 2}
- if (length === MML.SIZE.SMALL) {return .71}
- if (this.MATHSPACE[length]) {return this.MATHSPACE[length]}
- var match = length.match(/^\s*([-+]?(?:\.\d+|\d+(?:\.\d*)?))?(pt|em|ex|mu|px|pc|in|mm|cm|%)?/);
- var m = parseFloat(match[1]||"1"), unit = match[2];
- if (size == null) {size = 1}
- if (unit === "em") {return m}
- if (unit === "ex") {return m * this.TeX.x_height}
- if (unit === "%") {return m / 100 * size}
- if (unit === "px") {return m / this.em}
- if (unit === "pt") {return m / 10} // 10 pt to an em
- if (unit === "pc") {return m * 1.2} // 12 pt to a pc
- if (unit === "in") {return m * this.pxPerInch / this.em}
- if (unit === "cm") {return m * this.pxPerInch / this.em / 2.54} // 2.54 cm to an inch
- if (unit === "mm") {return m * this.pxPerInch / this.em / 25.4} // 10 mm to a cm
- if (unit === "mu") {return m / 18} // 18mu to an em for the scriptlevel
- return m*size; // relative to given size (or 1em as default)
- },
-
- Em: function (m) {
- if (Math.abs(m) < .001) return "0em";
- return (m.toFixed(3).replace(/\.?0+$/,""))+"em";
- },
-
- arrayEntry: function (a,i) {return a[Math.max(0,Math.min(i,a.length-1))]}
-
- });
-
- MathJax.Hub.Register.StartupHook("mml Jax Ready",function () {
- MML = MathJax.ElementJax.mml;
-
- MML.mbase.Augment({
- toFastHTML: function (span,options) {
- return this.FHTMLdefaultSpan(span,options);
- },
-
- FHTMLdefaultSpan: function (span,options) {
- if (!options) options = {};
- span = this.FHTMLcreateSpan(span);
- this.FHTMLhandleStyle(span);
- this.FHTMLhandleColor(span);
- if (this.isToken) this.FHTMLhandleToken(span);
- for (var i = 0, m = this.data.length; i < m; i++) this.FHTMLaddChild(span,i,options);
- return span;
- },
- FHTMLaddChild: function (span,i,options) {
- var child = this.data[i];
- if (child) {
- if (options.childSpans)
- span = HTML.addElement(span,"span",{className:options.className});
- child.toFastHTML(span);
- if (!options.noBBox) {
- this.FHTML.w += child.FHTML.w + child.FHTML.l + child.FHTML.r;
- if (child.FHTML.h > this.FHTML.h) this.FHTML.h = child.FHTML.h;
- if (child.FHTML.d > this.FHTML.d) this.FHTML.d = child.FHTML.d;
- if (child.FHTML.t > this.FHTML.t) this.FHTML.t = child.FHTML.t;
- if (child.FHTML.b > this.FHTML.b) this.FHTML.b = child.FHTML.b;
- }
- } else if (options.forceChild) {HTML.addElement(span,"span")}
- },
- FHTMLstretchChild: function (i,H,D) {
- var data = this.data[i];
- if (data && data.FHTMLcanStretch("Vertical",H,D)) {
- var bbox = this.FHTML, dbox = data.FHTML, w = dbox.w;
- data.FHTMLstretchV(H,D);
- bbox.w += dbox.w - w;
- if (dbox.h > bbox.h) bbox.h = dbox.h;
- if (dbox.d > bbox.d) bbox.d = dbox.d;
- }
- },
-
- FHTMLcreateSpan: function (span) {
- if (!this.FHTML) this.FHTML = {};
- this.FHTML = {w:0, h:0, d:0, l:0, r:0, t:0, b:0};
- if (this.inferred) return span;
- // ### FIXME: This is a hack to handle the different spacing of the
- // ### integral sign in Times compared to CM fonts
- if (this.type === "mo" && this.data.join("") === "\u222B") {FHTML.lastIsInt = true}
- else if (this.type !== "mspace" || this.width !== "negativethinmathspace") {FHTML.lastIsInt = false}
- // ###
- if (!this.FHTMLspanID) {this.FHTMLspanID = FHTML.GetID()};
- var id = (this.id || "MJXf-Span-"+this.FHTMLspanID);
- return HTML.addElement(span,"span",{className:"MJXf-"+this.type, id:id});
- },
- FHTMLspanElement: function () {
- if (!this.FHTMLspanID) {return null}
- return document.getElementById(this.id||"MJXf-Span-"+this.FHTMLspanID);
- },
-
- FHTMLhandleToken: function (span) {
- var values = this.getValues("mathvariant");
- if (values.mathvariant !== MML.VARIANT.NORMAL) {
- span.className += " "+FHTML.VARIANT[values.mathvariant];
- }
- },
-
- FHTMLhandleStyle: function (span) {
- if (this.style) span.style.cssText = this.style;
- },
-
- FHTMLhandleColor: function (span) {
- if (this.mathcolor) {span.style.color = this.mathcolor}
- if (this.mathbackground) {span.style.backgroundColor = this.mathbackground}
- },
-
- FHTMLhandleScriptlevel: function (span) {
- // ### FIXME: Need to prevent getting too small
- // ### and should keep track of scaling so it can be compensated for
- var level = this.Get("scriptlevel");
- if (level) span.className += " MJXf-script";
- },
-
- FHTMLhandleText: function (span,text) {
- var c, n;
- var H = 0, D = 0, W = 0;
- for (var i = 0, m = text.length; i < m; i++) {
- n = text.charCodeAt(i); c = text.charAt(i);
- if (n >= 0xD800 && n < 0xDBFF) {
- i++; n = (((n-0xD800)<<10)+(text.charCodeAt(i)-0xDC00))+0x10000;
- }
- var h = .7, d = .22, w = .5;
- if (n < 127) {
- if (c.match(/[A-Za-ehik-or-xz0-9]/)) d = 0;
- if (c.match(/[A-HK-Z]/)) {w = .67} else if (c.match(/[IJ]/)) {w = .36}
- if (c.match(/[acegm-su-z]/)) {h = .45} else if (c.match(/[ij]/)) {h = .75}
- if (c.match(/[ijlt]/)) w = .28;
- }
- if (FHTML.DELIMITERS[c]) {w = FHTML.DELIMITERS[c].w || .4}
- // ### FIXME: handle Greek
- // ### Combining diacriticals (all sets), spacing modifiers
- // ### arrows (all sets), widths of braces
- if (h > H) H = h; if (d > D) D = d; W += w;
- }
- if (!this.CHML) this.FHTML = {};
- this.FHTML = {h:.9, d:.3, w:W, l:0, r:0, t:H, b:D};
- HTML.addText(span,text);
- },
-
- FHTMLbboxFor: function (n) {
- if (this.data[n] && this.data[n].FHTML) return this.data[n].FHTML;
- return {w:0, h:0, d:0, l:0, r:0, t:0, b:0};
- },
-
- FHTMLcanStretch: function (direction,H,D) {
- if (this.isEmbellished()) {
- var core = this.Core();
- if (core && core !== this) {return core.FHTMLcanStretch(direction,H,D)}
- }
- return false;
- },
- FHTMLstretchV: function (h,d) {},
- FHTMLstretchH: function (w) {},
-
- CoreParent: function () {
- var parent = this;
- while (parent && parent.isEmbellished() &&
- parent.CoreMO() === this && !parent.isa(MML.math)) {parent = parent.Parent()}
- return parent;
- },
- CoreText: function (parent) {
- if (!parent) {return ""}
- if (parent.isEmbellished()) {return parent.CoreMO().data.join("")}
- while ((parent.isa(MML.mrow) || parent.isa(MML.TeXAtom) ||
- parent.isa(MML.mstyle) || parent.isa(MML.mphantom)) &&
- parent.data.length === 1 && parent.data[0]) {parent = parent.data[0]}
- if (!parent.isToken) {return ""} else {return parent.data.join("")}
- }
-
- });
-
- MML.chars.Augment({
- toFastHTML: function (span) {
- var text = this.toString().replace(/[\u2061-\u2064]/g,"");
- this.FHTMLhandleText(span,text);
- }
- });
- MML.entity.Augment({
- toFastHTML: function (span) {
- var text = this.toString().replace(/[\u2061-\u2064]/g,"");
- this.FHTMLhandleText(span,text);
- }
- });
-
- MML.math.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span);
- if (this.Get("display") === "block") {span.className += " MJXf-display"}
- return span;
- }
- });
-
- MML.mo.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span);
- this.FHTMLadjustAccent(span);
- var values = this.getValues("lspace","rspace","scriptlevel","displaystyle","largeop");
- if (values.scriptlevel === 0) {
- this.FHTML.l = FHTML.length2em(values.lspace);
- this.FHTML.r = FHTML.length2em(values.rspace);
- span.style.marginLeft = FHTML.Em(this.FHTML.l);
- span.style.marginRight = FHTML.Em(this.FHTML.r);
- } else {
- this.FHTML.l = .15;
- this.FHTML.r = .1;
- }
- if (values.displaystyle && values.largeop) {
- var box = HTML.Element("span",{className:"MJXf-largeop"});
- box.appendChild(span.firstChild); span.appendChild(box);
- this.FHTML.h *= 1.2; this.FHTML.d *= 1.2;
- if (this.data.join("") === "\u222B") box.className += " MJXf-int";
- }
- // ### FIXME: Handle embellished op spacing
- // ### FIXME: Remap minus signs
- return span;
- },
- FHTMLadjustAccent: function (span) {
- var parent = this.CoreParent();
- if (parent && parent.isa(MML.munderover) &&
- this.CoreText(parent.data[parent.base]).length === 1) {
- var over = parent.data[parent.over], under = parent.data[parent.under];
- var c = this.data.join(""), C;
- if (over && this === over.CoreMO() && parent.Get("accent")) {C = FHTML.REMAPACCENT[c]}
- else if (under && this === under.CoreMO() && parent.Get("accentunder")) {C = FHTML.REMAPACCENTUNDER[c]}
- if (C) c = span.innerHTML = C;
- if (c.match(/[\u02C6-\u02DC\u00A8]/)) {this.FHTML.acc = -.52}
- else if (c === "\u2192") {this.FHTML.acc = -.15; this.FHTML.vec = true}
- }
- },
- FHTMLcanStretch: function (direction,H,D) {
- if (!this.Get("stretchy")) {return false}
- var c = this.data.join("");
- if (c.length > 1) {return false}
- c = FHTML.DELIMITERS[c];
- var stretch = (c && c.dir === direction.substr(0,1));
- if (stretch) {
- stretch = (this.FHTML.h !== H || this.FHTML.d !== D ||
- (this.Get("minsize",true) || this.Get("maxsize",true)));
- }
- return stretch;
- },
- FHTMLstretchV: function (h,d) {
- var span = this.FHTMLspanElement(), bbox = this.FHTML; //bbox.w = .4; // ## adjust width
- var values = this.getValues("symmetric","maxsize","minsize");
- if (values.symmetric) {H = 2*Math.max(h-.25,d+.25)} else {H = h + d}
- values.maxsize = FHTML.length2em(values.maxsize,bbox.h+bbox.d);
- values.minsize = FHTML.length2em(values.minsize,bbox.h+bbox.d);
- H = Math.max(values.minsize,Math.min(values.maxsize,H));
- var scale = H/(bbox.h+bbox.d-.3); // ### adjusted for extra tall bbox
- var box = HTML.Element("span",{style:{"font-size":FHTML.Em(scale)}});
- if (scale > 1.25) {
- var sX = Math.ceil(1.25/scale * 10);
- box.className = "MJXf-right MJXf-scale"+sX;
- box.style.marginLeft = FHTML.Em(bbox.w*(sX/10-1)+.07);
- bbox.w *= scale*sX/10;
- }
- box.appendChild(span.firstChild); span.appendChild(box);
- if (values.symmetric) span.style.verticalAlign = FHTML.Em(.25*(1-scale));
- }
- });
-
- MML.mspace.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span);
- var values = this.getValues("height","depth","width");
- var w = FHTML.length2em(values.width),
- h = FHTML.length2em(values.height),
- d = FHTML.length2em(values.depth);
- var bbox = this.FHTML;
- bbox.w = w; bbox.h = h; bbox.d = d;
- if (w < 0) {
- // ### FIXME: lastIsInt hack
- if (!FHTML.lastIsInt) span.style.marginLeft = FHTML.Em(w);
- w = 0;
- }
- span.style.width = FHTML.Em(w);
- span.style.height = FHTML.Em(h+d);
- if (d) span.style.verticalAlign = FHTML.Em(-d);
- return span;
- }
- });
-
- MML.mpadded.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span,{
- childSpans:true, className:"MJXf-box", forceChild:true
- });
- var child = span.firstChild;
- var values = this.getValues("width","height","depth","lspace","voffset");
- var dimen = this.FHTMLdimen(values.lspace);
- var T = 0, B = 0, L = dimen.len, R = -dimen.len, V = 0;
- if (values.width !== "") {
- dimen = this.FHTMLdimen(values.width,"w",0);
- if (dimen.pm) {R += dimen.len} else {span.style.width = FHTML.Em(dimen.len)}
- }
- if (values.height !== "") {
- dimen = this.FHTMLdimen(values.height,"h",0);
- if (!dimen.pm) T += -this.FHTMLbboxFor(0).h;
- T += dimen.len;
- }
- if (values.depth !== "") {
- dimen = this.FHTMLdimen(values.depth,"d",0);
- if (!dimen.pm) {B += -this.FHTMLbboxFor(0).d; V += -dimen.len}
- B += dimen.len;
- }
- if (values.voffset !== "") {
- dimen = this.FHTMLdimen(values.voffset);
- T -= dimen.len; B += dimen.len;
- V += dimen.len;
- }
- if (T) child.style.marginTop = FHTML.Em(T);
- if (B) child.style.marginBottom = FHTML.Em(B);
- if (L) child.style.marginLeft = FHTML.Em(L);
- if (R) child.style.marginRight = FHTML.Em(R);
- if (V) span.style.verticalAlign = FHTML.Em(V);
- return span;
- },
- FHTMLdimen: function (length,d,m) {
- if (m == null) {m = -BIGDIMEN}
- length = String(length);
- var match = length.match(/width|height|depth/);
- var size = (match ? this.FHTML[match[0].charAt(0)] : (d ? this.FHTML[d] : 0));
- return {len: FHTML.length2em(length,size)||0, pm: !!length.match(/^[-+]/)};
- }
- });
-
- MML.munderover.Augment({
- toFastHTML: function (span) {
- var values = this.getValues("displaystyle","accent","accentunder","align");
- if (!values.displaystyle && this.data[this.base] != null &&
- this.data[this.base].CoreMO().Get("movablelimits")) {
- span = MML.msubsup.prototype.toFastHTML.call(this,span);
- //
- // Change class to msubsup for CSS rules.
- // ### FIXME: should this be handled via adding another class instead?
- //
- span.className = span.className.replace(/munderover/,"msubsup");
- return span;
- }
- span = this.FHTMLdefaultSpan(span,{childSpans:true, className:"", noBBox:true});
- var obox = this.FHTMLbboxFor(this.over),
- ubox = this.FHTMLbboxFor(this.under),
- bbox = this.FHTMLbboxFor(this.base),
- BBOX = this.FHTML, acc = obox.acc;
- if (this.data[this.over]) {
- span.lastChild.firstChild.style.marginLeft = obox.l =
- span.lastChild.firstChild.style.marginRight = obox.r = 0;
- var over = HTML.Element("span",{},[["span",{className:"MJXf-over"}]]);
- over.firstChild.appendChild(span.lastChild);
- if (span.childNodes.length > (this.data[this.under] ? 1 : 0))
- over.firstChild.appendChild(span.firstChild);
- this.data[this.over].FHTMLhandleScriptlevel(over.firstChild.firstChild);
- if (acc != null) {
- if (obox.vec) {
- over.firstChild.firstChild.firstChild.style.fontSize = "60%";
- obox.h *= .6; obox.d *= .6; obox.w *= .6;
- }
- acc = acc - obox.d + .1; if (bbox.t != null) {acc += bbox.t - bbox.h}
- over.firstChild.firstChild.style.marginBottom = FHTML.Em(acc);
- }
- if (span.firstChild) {span.insertBefore(over,span.firstChild)}
- else {span.appendChild(over)}
- }
- if (this.data[this.under]) {
- span.lastChild.firstChild.style.marginLeft = ubox.l =
- span.lastChild.firstChild.marginRight = ubox.r = 0;
- this.data[this.under].FHTMLhandleScriptlevel(span.lastChild);
- }
- BBOX.w = Math.max(.8*obox.w,.8*ubox.w,bbox.w);
- BBOX.h = .8*(obox.h+obox.d+(acc||0)) + bbox.h;
- BBOX.d = bbox.d + .8*(ubox.h+ubox.d);
- return span;
- }
- });
-
- MML.msubsup.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span,{noBBox:true});
- if (!this.data[this.base]) {
- if (span.firstChild) {span.insertBefore(HTML.Element("span"),span.firstChild)}
- else {span.appendChild(HTML.Element("span"))}
- }
- var base = this.data[this.base], sub = this.data[this.sub], sup = this.data[this.sup];
- if (!base) base = {bbox: {h:.8, d:.2}};
- span.firstChild.style.marginRight = ".05em";
- var h = Math.max(.4,base.FHTML.h-.4),
- d = Math.max(.2,base.FHTML.d+.1);
- var bbox = this.FHTML;
- if (sup && sub) {
- var box = HTML.Element("span",{className:"MJXf-script-box", style:{
- height: FHTML.Em(h+sup.FHTML.h*.8 + d+sub.FHTML.d*.8),
- "vertical-align": FHTML.Em(-d-sub.FHTML.d*.8)
- }},[
- ["span",{},[["span",{},[["span",{
- style:{"margin-bottom":FHTML.Em(-(sup.FHTML.d-.05))}
- }]]]]],
- ["span",{},[["span",{},[["span",{
- style:{"margin-top":FHTML.Em(-(sup.FHTML.h-.05))}
- }]]]]]
- ]);
- sub.FHTMLhandleScriptlevel(box.firstChild);
- sup.FHTMLhandleScriptlevel(box.lastChild);
- box.firstChild.firstChild.firstChild.appendChild(span.lastChild);
- box.lastChild.firstChild.firstChild.appendChild(span.lastChild);
- span.appendChild(box);
- bbox.h = Math.max(base.FHTML.h,sup.FHTML.h*.8+h);
- bbox.d = Math.max(base.FHTML.d,sub.FHTML.d*.8+d);
- bbox.w = base.FHTML.w + Math.max(sup.FHTML.w,sub.FHTML.w) + .07;
- } else if (sup) {
- span.lastChild.style.verticalAlign = FHTML.Em(h);
- sup.FHTMLhandleScriptlevel(span.lastChild);
- bbox.h = Math.max(base.FHTML.h,sup.FHTML.h*.8+h);
- bbox.d = Math.max(base.FHTML.d,sup.FHTML.d*.8-h);
- bbox.w = base.FHTML.w + sup.FHTML.w + .07;
- } else if (sub) {
- span.lastChild.style.verticalAlign = FHTML.Em(-d);
- sub.FHTMLhandleScriptlevel(span.lastChild);
- bbox.h = Math.max(base.FHTML.h,sub.FHTML.h*.8-d);
- bbox.d = Math.max(base.FHTML.d,sub.FHTML.d*.8+d);
- bbox.w = base.FHTML.w + sub.FHTML.w + .07;
- }
- return span;
- }
- });
-
- MML.mfrac.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span,{
- childSpans:true, className:"MJXf-box", forceChild:true, noBBox:true
- });
- var values = this.getValues("linethickness","displaystyle");
- if (!values.displaystyle) {
- if (this.data[0]) this.data[0].FHTMLhandleScriptlevel(span.firstChild);
- if (this.data[1]) this.data[1].FHTMLhandleScriptlevel(span.lastChild);
- }
- var denom = HTML.Element("span",{className:"MJXf-box",style:{"margin-top":"-.8em"}},[
- ["span",{className:"MJXf-denom"},[ // inline-table
- ["span",{},[["span",{className:"MJXf-rule"}]]],["span"] // spans are table-row
- ]]
- ]);
- denom.firstChild.lastChild.appendChild(span.lastChild);
- span.appendChild(denom);
- var nbox = this.FHTMLbboxFor(0), dbox = this.FHTMLbboxFor(1), bbox = this.FHTML;
- bbox.w = Math.max(nbox.w,dbox.w) * .8;
- bbox.h = nbox.h+nbox.d + .1 + .25;
- bbox.d = dbox.h+dbox.d - .25;
- bbox.l = bbox.r = .125;
- values.linethickness = Math.max(0,FHTML.length2em(values.linethickness||"0",0));
- if (values.linethickness) {
- var rule = denom.firstChild.firstChild.firstChild;
- var t = FHTML.Em(values.linethickness);
- rule.style.borderTop = (values.linethickness < .15 ? "1px" : t)+" solid";
- rule.style.margin = t+" 0";
- t = values.linethickness;
- denom.style.marginTop = FHTML.Em(3*t-.9);
- span.style.verticalAlign = FHTML.Em(1.5*t + .1);
- bbox.h += 1.5*t - .1; bbox.d += 1.5*t;
- }
- return span;
- }
- });
-
- MML.msqrt.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span,{
- childSpans:true, className:"MJXf-box", forceChild:true, noBBox:true
- });
- this.FHTMLlayoutRoot(span,span.firstChild);
- return span;
- },
- FHTMLlayoutRoot: function (span,base) {
- var bbox = this.FHTMLbboxFor(0);
- var scale = Math.ceil((bbox.h+bbox.d+.14)*100), t = FHTML.Em(14/scale);
- var surd = HTML.Element("span",{className:"MJXf-surd"},[
- ["span",{style:{"font-size":scale+"%","margin-top":t}},["\u221A"]]
- ]);
- var root = HTML.Element("span",{className:"MJXf-root"},[
- ["span",{className:"MJXf-rule",style:{"border-top":".08em solid"}}]
- ]);
- var W = (1.2/2.2)*scale/100; // width-of-surd = (height/H-to-W-ratio)
- if (scale > 150) {
- var sX = Math.ceil(150/scale * 10);
- surd.firstChild.className = "MJXf-right MJXf-scale"+sX;
- surd.firstChild.style.marginLeft = FHTML.Em(W*(sX/10-1)/scale*100);
- W = W*sX/10;
- root.firstChild.style.borderTopWidth = FHTML.Em(.08/Math.sqrt(sX/10));
- }
- root.appendChild(base);
- span.appendChild(surd);
- span.appendChild(root);
- this.FHTML.h = bbox.h + .18; this.FHTML.d = bbox.d;
- this.FHTML.w = bbox.w + W;
- return span;
- }
- });
-
- MML.mroot.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span,{
- childSpans:true, className:"MJXf-box", forceChild:true, noBBox:true
- });
- var rbox = this.FHTMLbboxFor(1), root = span.removeChild(span.lastChild);
- var sqrt = this.FHTMLlayoutRoot(HTML.Element("span"),span.firstChild);
- root.className = "MJXf-script"; // ### FIXME: should be scriptscript
- var scale = parseInt(sqrt.firstChild.firstChild.style.fontSize);
- var v = .55*(scale/120) + rbox.d*.8, r = -.6*(scale/120);
- if (scale > 150) {r *= .95*Math.ceil(150/scale*10)/10}
- root.style.marginRight = FHTML.Em(r); root.style.verticalAlign = FHTML.Em(v);
- if (-r > rbox.w*.8) root.style.marginLeft = FHTML.Em(-r-rbox.w*.8); // ### depends on rbox.w
- span.appendChild(root); span.appendChild(sqrt);
- this.FHTML.w += Math.max(0,rbox.w*.8+r);
- this.FHTML.h = Math.max(this.FHTML.h,rbox.h*.8+v);
- return span;
- },
- FHTMLlayoutRoot: MML.msqrt.prototype.FHTMLlayoutRoot
- });
-
- MML.mfenced.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLcreateSpan(span);
- this.FHTMLhandleStyle(span);
- this.FHTMLhandleColor(span);
- //
- // Make row of open, data, sep, ... data, close
- //
- this.addFakeNodes();
- this.FHTMLaddChild(span,"open",{});
- for (var i = 0, m = this.data.length; i < m; i++) {
- this.FHTMLaddChild(span,"sep"+i,{});
- this.FHTMLaddChild(span,i,{});
- }
- this.FHTMLaddChild(span,"close",{});
- //
- // Check for streching the elements
- //
- var H = this.FHTML.h, D = this.FHTML.d;
- this.FHTMLstretchChild("open",H,D);
- for (i = 0, m = this.data.length; i < m; i++) {
- this.FHTMLstretchChild("sep"+i,H,D);
- this.FHTMLstretchChild(i,H,D);
- }
- this.FHTMLstretchChild("close",H,D);
- return span;
- }
- });
-
- MML.mrow.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span);
- var H = this.FHTML.h, D = this.FHTML.d;
- for (var i = 0, m = this.data.length; i < m; i++) this.FHTMLstretchChild(i,H,D);
- return span;
- }
- });
-
- MML.mstyle.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span);
- this.FHTMLhandleScriptlevel(span);
- return span;
- }
- });
-
- MML.TeXAtom.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span);
- // ### FIXME: handle TeX class?
- span.className = "MJXf-mrow";
- return span;
- }
- });
-
- MML.mtable.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLdefaultSpan(span,{noBBox:true});
- var values = this.getValues("columnalign","rowalign","columnspacing","rowspacing",
- "columnwidth","equalcolumns","equalrows",
- "columnlines","rowlines","frame","framespacing",
- "align","width");
- var SPLIT = MathJax.Hub.SplitList, i, m, j, n;
- var CSPACE = SPLIT(values.columnspacing),
- RSPACE = SPLIT(values.rowspacing),
- CALIGN = SPLIT(values.columnalign),
- RALIGN = SPLIT(values.rowalign);
- for (i = 0, m = CSPACE.length; i < m; i++) {CSPACE[i] = FHTML.length2em(CSPACE[i])}
- for (i = 0, m = RSPACE.length; i < m; i++) {RSPACE[i] = FHTML.length2em(RSPACE[i])}
-
- var table = HTML.Element("span");
- while (span.firstChild) table.appendChild(span.firstChild);
- span.appendChild(table);
- var H = 0, W = 0;
- for (i = 0, m = this.data.length; i < m; i++) {
- var row = this.data[i];
- if (row) {
- var rspace = FHTML.arrayEntry(RSPACE,i-1), ralign = FHTML.arrayEntry(RALIGN,i);
- var rbox = row.FHTML, rspan = row.FHTMLspanElement();
- rspan.style.verticalAlign = ralign;
- var k = (row.type === "mlabeledtr" ? 1 : 0);
- for (j = 0, n = row.data.length; j < n-k; j++) {
- var cell = row.data[j+k];
- if (cell) {
- var cspace = FHTML.arrayEntry(CSPACE,j-1), calign = FHTML.arrayEntry(CALIGN,j);
- var cspan = cell.FHTMLspanElement();
- if (j) {rbox.w += cspace; cspan.style.paddingLeft = FHTML.Em(cspace)}
- if (i) cspan.style.paddingTop = FHTML.Em(rspace);
- cspan.style.textAlign = calign;
- }
- }
- H += rbox.h + rbox.d; if (i) {H += rspace}
- if (rbox.w > W) W = rbox.w;
- }
- }
- var bbox = this.FHTML;
- bbox.w = W; bbox.h = H/2 + .25; bbox.d = H/2 - .25;
- bbox.l = bbox.r = .125;
- return span;
- }
- });
- MML.mlabeledtr.Augment({
- FHTMLdefaultSpan: function (span,options) {
- if (!options) options = {};
- span = this.FHTMLcreateSpan(span);
- this.FHTMLhandleStyle(span);
- this.FHTMLhandleColor(span);
- if (this.isToken) this.FHTMLhandleToken(span);
- // skip label for now
- for (var i = 1, m = this.data.length; i < m; i++) this.FHTMLaddChild(span,i,options);
- return span;
- }
- });
-
- MML.semantics.Augment({
- toFastHTML: function (span) {
- span = this.FHTMLcreateSpan(span);
- if (this.data[0]) {
- this.data[0].toFastHTML(span);
- MathJax.Hub.Insert(this.data[0].FHTML||{},this.FHTML);
- }
- return span;
- }
- });
- MML.annotation.Augment({toFastHTML: function(span) {}});
- MML["annotation-xml"].Augment({toFastHTML: function(span) {}});
-
- //
- // Loading isn't complete until the element jax is modified,
- // but can't call loadComplete within the callback for "mml Jax Ready"
- // (it would call FastHTML's Require routine, asking for the mml jax again)
- // so wait until after the mml jax has finished processing.
- //
- // We also need to wait for the onload handler to run, since the loadComplete
- // will call Config and Startup, which need to modify the body.
- //
- MathJax.Hub.Register.StartupHook("onLoad",function () {
- setTimeout(MathJax.Callback(["loadComplete",FHTML,"jax.js"]),0);
- });
- });
-
- MathJax.Hub.Register.StartupHook("End Cookie", function () {
- if (HUB.config.menuSettings.zoom !== "None")
- {AJAX.Require("[MathJax]/extensions/MathZoom.js")}
- });
-
-})(MathJax.Ajax,MathJax.Hub,MathJax.HTML,MathJax.OutputJax.FastHTML);
diff --git a/unpacked/jax/output/PreviewHTML/config.js b/unpacked/jax/output/PreviewHTML/config.js
@@ -0,0 +1,53 @@
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ * MathJax/jax/output/PreviewHTML/config.js
+ *
+ * Initializes the PreviewHTML OutputJax (the main definition is in
+ * MathJax/jax/input/PreviewHTML/jax.js, which is loaded when needed).
+ *
+ * ---------------------------------------------------------------------
+ *
+ * Copyright (c) 2013-2015 The MathJax Consortium
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+MathJax.OutputJax.PreviewHTML = MathJax.OutputJax({
+ id: "PreviewHTML",
+ version: "2.5.0",
+ directory: MathJax.OutputJax.directory + "/PreviewHTML",
+ extensionDir: MathJax.OutputJax.extensionDir + "/PreviewHTML",
+
+ config: {
+ scale: 100, minScaleAdjust: 50, // global math scaling factor, and minimum adjusted scale factor
+ mtextFontInherit: false, // to make <mtext> be in page font rather than MathJax font
+
+ linebreaks: {
+ automatic: false, // when false, only process linebreak="newline",
+ // when true, insert line breaks automatically in long expressions.
+
+ width: "container" // maximum width of a line for automatic line breaks (e.g. "30em").
+ // use "container" to compute size from containing element,
+ // use "nn% container" for a portion of the container,
+ // use "nn%" for a portion of the window size
+ }
+
+ }
+});
+
+if (!MathJax.Hub.config.delayJaxRegistration) {MathJax.OutputJax.PreviewHTML.Register("jax/mml")}
+
+MathJax.OutputJax.PreviewHTML.loadComplete("config.js");
diff --git a/unpacked/jax/output/PreviewHTML/jax.js b/unpacked/jax/output/PreviewHTML/jax.js
@@ -0,0 +1,1085 @@
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ * MathJax/jax/output/PreviewHTML/jax.js
+ *
+ * Implements the PreviewHTML OutputJax that displays mathematics
+ * using HTML to position the characters from math fonts
+ * in their proper locations.
+ *
+ * ---------------------------------------------------------------------
+ *
+ * Copyright (c) 2013-2015 The MathJax Consortium
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+(function (AJAX,HUB,HTML,PHTML) {
+ var MML;
+
+ var EVENT, TOUCH, HOVER; // filled in later
+
+ var FONTS = "'Times New Roman',Times,STIXGeneral,serif";
+ var STYLES = {
+ ".MJXf-script": {"font-size":".8em"},
+
+ ".MJXf-right": {
+ "-webkit-transform-origin":"right",
+ "-moz-transform-origin":"right",
+ "-ms-transform-origin":"right",
+ "-o-transform-origin":"right",
+ "transform-origin":"right"
+ },
+
+ ".MJXf-bold": {"font-weight":"bold"},
+ ".MJXf-italic": {"font-style":"italic"},
+ ".MJXf-scr": {"font-family":"MathJax_Script,"+FONTS},
+ ".MJXf-frak": {"font-family":"MathJax_Fraktur,"+FONTS},
+ ".MJXf-sf": {"font-family":"MathJax_SansSerif,"+FONTS},
+ ".MJXf-cal": {"font-family":"MathJax_Caligraphic,"+FONTS},
+ ".MJXf-mono": {"font-family":"MathJax_Typewriter,"+FONTS},
+ ".MJXf-largeop": {"font-size":"150%"},
+ ".MJXf-largeop.MJXf-int": {"vertical-align":"-.2em"},
+
+ ".MJXf-math": {
+ "display": "inline-block",
+ "line-height": "1.2",
+ "text-indent": "0",
+ "font-family": FONTS,
+ "white-space":"nowrap",
+ "border-collapse":"collapse"
+ },
+ ".MJXf-display": {
+ "display": "block",
+ "text-align": "center",
+ "margin": "1em 0"
+ },
+ ".MJXf-math span": {"display": "inline-block"},
+ ".MJXf-box": {"display":"block!important", "text-align": "center"},
+ ".MJXf-box:after": {"content": '" "'}, // needed for when there is no DOCTYPE
+ ".MJXf-rule": {"display":"block!important", "margin-top":".1em"},
+ ".MJXf-char": {"display":"block!important"},
+
+ ".MJXf-mo": {"margin": "0 .15em"},
+
+ ".MJXf-mfrac": {"margin": "0 .125em", "vertical-align":".25em"},
+ ".MJXf-denom": {"display": "inline-table!important", "width":"100%"},
+ ".MJXf-denom > *": {"display": "table-row!important"},
+
+ ".MJXf-surd": {"vertical-align":"top"},
+ ".MJXf-surd > *": {"display":"block!important"},
+
+ ".MJXf-script-box > * ": {"display":"table!important", "height":"50%"},
+ ".MJXf-script-box > * > *": {"display":"table-cell!important","vertical-align":"top"},
+ ".MJXf-script-box > *:last-child > *": {"vertical-align":"bottom"},
+ ".MJXf-script-box > * > * > *": {"display":"block!important"},
+
+ ".MJXf-mphantom": {"visibility": "hidden"},
+
+ ".MJXf-munderover": {"display":"inline-table!important"},
+ ".MJXf-over": {"display":"inline-block!important","text-align":"center"},
+ ".MJXf-over > *": {"display":"block!important"},
+ ".MJXf-munderover > *": {"display":"table-row!important"},
+
+ ".MJXf-mtable": {"vertical-align":".25em", "margin":"0 .125em"},
+ ".MJXf-mtable > *": {"display":"inline-table!important", "vertical-align":"middle"},
+ ".MJXf-mtr": {"display":"table-row!important"},
+ ".MJXf-mtd": {"display":"table-cell!important","text-align":"center","padding":".5em 0 0 .5em"},
+ ".MJXf-mtr > .MJXf-mtd:first-child": {"padding-left":0},
+ ".MJXf-mtr:first-child > .MJXf-mtd": {"padding-top":0},
+ ".MJXf-mlabeledtr": {"display":"table-row!important"},
+ ".MJXf-mlabeledtr > .MJXf-mtd:first-child": {"padding-left":0},
+ ".MJXf-mlabeledtr:first-child > .MJXf-mtd": {"padding-top":0},
+
+ ".MJXf-merror": {
+ "background-color": "#FFFF88",
+ color: "#CC0000",
+ border: "1px solid #CC0000",
+ padding: "1px 3px",
+ "font-style": "normal",
+ "font-size": "90%"
+ }
+ };
+
+ (function () {
+ for (var i = 0; i < 10; i++) {
+ var scale = "scaleX(."+i+")";
+ STYLES[".MJXf-scale"+i] = {
+ "-webkit-transform":scale,
+ "-moz-transform":scale,
+ "-ms-transform":scale,
+ "-o-transform":scale,
+ "transform":scale
+ }
+ }
+ })();
+
+ var BIGDIMEN = 1000000;
+ var V = "V", H = "H";
+
+ PHTML.Augment({
+ settings: HUB.config.menuSettings,
+ config: {styles: STYLES},
+
+ hideProcessedMath: false, // use display:none until all math is processed
+
+ maxStretchyParts: 1000, // limit the number of parts allowed for
+ // stretchy operators. See issue 366.
+
+ Config: function () {
+ if (!this.require) {this.require = []}
+ this.SUPER(arguments).Config.call(this); var settings = this.settings;
+ if (settings.scale) {this.config.scale = settings.scale}
+ this.require.push(MathJax.OutputJax.extensionDir+"/MathEvents.js");
+ },
+
+ Startup: function () {
+ //
+ // Set up event handling
+ //
+ EVENT = MathJax.Extension.MathEvents.Event;
+ TOUCH = MathJax.Extension.MathEvents.Touch;
+ HOVER = MathJax.Extension.MathEvents.Hover;
+ this.ContextMenu = EVENT.ContextMenu;
+ this.Mousedown = EVENT.AltContextMenu;
+ this.Mouseover = HOVER.Mouseover;
+ this.Mouseout = HOVER.Mouseout;
+ this.Mousemove = HOVER.Mousemove;
+
+ //
+ // Determine pixels per inch
+ //
+ var div = HTML.addElement(document.body,"div",{style:{width:"5in"}});
+ this.pxPerInch = div.offsetWidth/5; div.parentNode.removeChild(div);
+
+ //
+ // Set up styles and preload web fonts
+ //
+ return AJAX.Styles(this.config.styles,["InitializePHTML",this]);
+ },
+ InitializePHTML: function () {
+ },
+
+ preTranslate: function (state) {
+ var scripts = state.jax[this.id], i, m = scripts.length,
+ script, prev, span, div, jax;
+ //
+ // Loop through the scripts
+ //
+ for (i = 0; i < m; i++) {
+ script = scripts[i]; if (!script.parentNode) continue;
+ //
+ // Remove any existing output
+ //
+ prev = script.previousSibling;
+ if (prev && String(prev.className).match(/^MathJax_PHTML(_Display)?( MathJax_Processing)?$/))
+ {prev.parentNode.removeChild(prev)}
+ //
+ // Add the span, and a div if in display mode,
+ // then set the role and mark it as being processed
+ //
+ jax = script.MathJax.elementJax; if (!jax) continue;
+ jax.PHTML = {display: (jax.root.Get("display") === "block")}
+ span = div = HTML.Element("span",{
+ className:"MathJax_PHTML", id:jax.inputID+"-Frame", isMathJax:true, jaxID:this.id,
+ oncontextmenu:EVENT.Menu, onmousedown: EVENT.Mousedown,
+ onmouseover:EVENT.Mouseover, onmouseout:EVENT.Mouseout, onmousemove:EVENT.Mousemove,
+ onclick:EVENT.Click, ondblclick:EVENT.DblClick
+ });
+ if (HUB.Browser.noContextMenu) {
+ span.ontouchstart = TOUCH.start;
+ span.ontouchend = TOUCH.end;
+ }
+ if (jax.PHTML.display) {
+ div = HTML.Element("div",{className:"MathJax_PHTML_Display"});
+ div.appendChild(span);
+ }
+ //
+ div.className += " MathJax_Processing";
+ script.parentNode.insertBefore(div,script);
+ }
+ },
+
+ Translate: function (script,state) {
+ if (!script.parentNode) return;
+
+ //
+ // Get the data about the math
+ //
+ var jax = script.MathJax.elementJax, math = jax.root,
+ span = document.getElementById(jax.inputID+"-Frame"),
+ div = (jax.PHTML.display ? span.parentNode : span);
+ //
+ // Typeset the math
+ //
+ this.initPHTML(math,span);
+// math.setTeXclass();
+ try {math.toPreviewHTML(span)} catch (err) {
+ if (err.restart) {while (span.firstChild) {span.removeChild(span.firstChild)}}
+ throw err;
+ }
+ //
+ // Put it in place, and remove the processing marker
+ //
+ div.className = div.className.split(/ /)[0];
+ //
+ // Check if we are hiding the math until more is processed
+ //
+ if (this.hideProcessedMath) {
+ //
+ // Hide the math and don't let its preview be removed
+ //
+ div.className += " MathJax_Processed";
+ if (script.MathJax.preview) {
+ jax.PHTML.preview = script.MathJax.preview;
+ delete script.MathJax.preview;
+ }
+ }
+ },
+
+ postTranslate: function (state) {
+ var scripts = state.jax[this.id];
+ if (!this.hideProcessedMath) return;
+ for (var i = 0, m = scripts.length; i < m; i++) {
+ var script = scripts[i];
+ if (script && script.MathJax.elementJax) {
+ //
+ // Remove the processed marker
+ //
+ script.previousSibling.className = script.previousSibling.className.split(/ /)[0];
+ var data = script.MathJax.elementJax.PHTML;
+ //
+ // Remove the preview, if any
+ //
+ if (data.preview) {
+ data.preview.innerHTML = "";
+ script.MathJax.preview = data.preview;
+ delete data.preview;
+ }
+ }
+ }
+ },
+
+ getJaxFromMath: function (math) {
+ if (math.parentNode.className === "MathJax_PHTML_Display") {math = math.parentNode}
+ do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script");
+ return HUB.getJaxFor(math);
+ },
+ getHoverSpan: function (jax,math) {return jax.root.PHTMLspanElement()},
+ getHoverBBox: function (jax,span,math) {
+ var bbox = jax.root.PHTML, em = jax.PHTML.outerEm;
+ var BBOX = {w:bbox.w*em, h:bbox.h*em, d:bbox.d*em};
+ if (bbox.width) {BBOX.width = bbox.width}
+ return BBOX;
+ },
+
+ Zoom: function (jax,span,math,Mw,Mh) {
+ //
+ // Re-render at larger size
+ //
+ span.className = "MathJax";
+ this.idPostfix = "-zoom"; jax.root.toPHTML(span,span); this.idPostfix = "";
+ //
+ // Get height and width of zoomed math and original math
+ //
+ span.style.position = "absolute";
+ if (!width) {math.style.position = "absolute"}
+ var zW = span.offsetWidth, zH = span.offsetHeight,
+ mH = math.offsetHeight, mW = math.offsetWidth;
+ if (mW === 0) {mW = math.parentNode.offsetWidth}; // IE7 gets mW == 0?
+ span.style.position = math.style.position = "";
+ //
+ return {Y:-EVENT.getBBox(span).h, mW:mW, mH:mH, zW:zW, zH:zH};
+ },
+
+ initPHTML: function (math,span) {},
+
+ Remove: function (jax) {
+ var span = document.getElementById(jax.inputID+"-Frame");
+ if (span) {
+ if (jax.PHTML.display) {span = span.parentNode}
+ span.parentNode.removeChild(span);
+ }
+ delete jax.PHTML;
+ },
+
+ ID: 0, idPostfix: "",
+ GetID: function () {this.ID++; return this.ID},
+
+ VARIANT: {
+ "bold": "MJXf-bold",
+ "italic": "MJXf-italic",
+ "bold-italic": "MJXf-bold MJXf-italic",
+ "script": "MJXf-scr",
+ "bold-script": "MJXf-scr MJXf-bold",
+ "fraktur": "MJXf-frak",
+ "bold-fraktur": "MJXf-frak MJXf-bold",
+ "monospace": "MJXf-mono",
+ "sans-serif": "MJXf-sf",
+ "-tex-caligraphic": "MJXf-cal"
+ },
+ MATHSPACE: {
+ veryverythinmathspace: 1/18,
+ verythinmathspace: 2/18,
+ thinmathspace: 3/18,
+ mediummathspace: 4/18,
+ thickmathspace: 5/18,
+ verythickmathspace: 6/18,
+ veryverythickmathspace: 7/18,
+ negativeveryverythinmathspace: -1/18,
+ negativeverythinmathspace: -2/18,
+ negativethinmathspace: -3/18,
+ negativemediummathspace: -4/18,
+ negativethickmathspace: -5/18,
+ negativeverythickmathspace: -6/18,
+ negativeveryverythickmathspace: -7/18,
+
+ thin: .08,
+ medium: .1,
+ thick: .15,
+
+ infinity: BIGDIMEN
+ },
+ TeX: {
+ x_height: .430554
+ },
+ pxPerInch: 72,
+ em: 16,
+
+ // ### FIXME: add more here
+
+ DELIMITERS: {
+ "(": {dir:V},
+ "{": {dir:V, w:.58},
+ "[": {dir:V},
+ "|": {dir:V, w:.275},
+ ")": {dir:V},
+ "}": {dir:V, w:.58},
+ "]": {dir:V},
+ "/": {dir:V},
+ "\\": {dir:V},
+ "\u2223": {dir:V, w:.275},
+ "\u2225": {dir:V, w:.55},
+ "\u230A": {dir:V, w:.5},
+ "\u230B": {dir:V, w:.5},
+ "\u2308": {dir:V, w:.5},
+ "\u2309": {dir:V, w:.5},
+ "\u27E8": {dir:V, w:.5},
+ "\u27E9": {dir:V, w:.5},
+ "\u2191": {dir:V, w:.65},
+ "\u2193": {dir:V, w:.65},
+ "\u21D1": {dir:V, w:.75},
+ "\u21D3": {dir:V, w:.75},
+ "\u2195": {dir:V, w:.65},
+ "\u21D5": {dir:V, w:.75},
+ "\u27EE": {dir:V, w:.275},
+ "\u27EF": {dir:V, w:.275},
+ "\u23B0": {dir:V, w:.6},
+ "\u23B1": {dir:V, w:.6}
+ },
+
+ REMAPACCENT: {
+ "\u20D7":"\u2192", // vector arrow
+ "'": "\u02CB",
+ "`": "\u02CA",
+ ".": "\u02D9",
+ "^": "\u02C6",
+ "-": "\u02C9",
+ "~": "\u02DC",
+ "\u00AF": "\u02C9", // macron
+ "\u00B0": "\u02DA", // degree sign
+ "\u00B4": "\u02CA", // acute accent
+ "\u0300": "\u02CB", // combining grave
+ "\u0301": "\u02CA", // combining acute
+ "\u0302": "\u02C6", // combining circumflex
+ "\u0303": "\u02DC", // combinig tilde
+ "\u0304": "\u02C9", // combining macron
+ "\u0305": "\u02C9", // combining overline
+ "\u0306": "\u02D8", // combining breve
+ "\u0307": "\u02D9", // combining dot
+ "\u0308": "\u00A8", // combining double dot
+ "\u030C": "\u02C7" // combining caron
+ },
+ REMAPACCENTUNDER: {
+ },
+
+ length2em: function (length,size) {
+ if (typeof(length) !== "string") {length = length.toString()}
+ if (length === "") {return ""}
+ if (length === MML.SIZE.NORMAL) {return 1}
+ if (length === MML.SIZE.BIG) {return 2}
+ if (length === MML.SIZE.SMALL) {return .71}
+ if (this.MATHSPACE[length]) {return this.MATHSPACE[length]}
+ var match = length.match(/^\s*([-+]?(?:\.\d+|\d+(?:\.\d*)?))?(pt|em|ex|mu|px|pc|in|mm|cm|%)?/);
+ var m = parseFloat(match[1]||"1"), unit = match[2];
+ if (size == null) {size = 1}
+ if (unit === "em") {return m}
+ if (unit === "ex") {return m * this.TeX.x_height}
+ if (unit === "%") {return m / 100 * size}
+ if (unit === "px") {return m / this.em}
+ if (unit === "pt") {return m / 10} // 10 pt to an em
+ if (unit === "pc") {return m * 1.2} // 12 pt to a pc
+ if (unit === "in") {return m * this.pxPerInch / this.em}
+ if (unit === "cm") {return m * this.pxPerInch / this.em / 2.54} // 2.54 cm to an inch
+ if (unit === "mm") {return m * this.pxPerInch / this.em / 25.4} // 10 mm to a cm
+ if (unit === "mu") {return m / 18} // 18mu to an em for the scriptlevel
+ return m*size; // relative to given size (or 1em as default)
+ },
+
+ Em: function (m) {
+ if (Math.abs(m) < .001) return "0em";
+ return (m.toFixed(3).replace(/\.?0+$/,""))+"em";
+ },
+
+ arrayEntry: function (a,i) {return a[Math.max(0,Math.min(i,a.length-1))]}
+
+ });
+
+ MathJax.Hub.Register.StartupHook("mml Jax Ready",function () {
+ MML = MathJax.ElementJax.mml;
+
+ MML.mbase.Augment({
+ toPreviewHTML: function (span,options) {
+ return this.PHTMLdefaultSpan(span,options);
+ },
+
+ PHTMLdefaultSpan: function (span,options) {
+ if (!options) options = {};
+ span = this.PHTMLcreateSpan(span);
+ this.PHTMLhandleStyle(span);
+ this.PHTMLhandleColor(span);
+ if (this.isToken) this.PHTMLhandleToken(span);
+ for (var i = 0, m = this.data.length; i < m; i++) this.PHTMLaddChild(span,i,options);
+ return span;
+ },
+ PHTMLaddChild: function (span,i,options) {
+ var child = this.data[i];
+ if (child) {
+ if (options.childSpans)
+ span = HTML.addElement(span,"span",{className:options.className});
+ child.toPreviewHTML(span);
+ if (!options.noBBox) {
+ this.PHTML.w += child.PHTML.w + child.PHTML.l + child.PHTML.r;
+ if (child.PHTML.h > this.PHTML.h) this.PHTML.h = child.PHTML.h;
+ if (child.PHTML.d > this.PHTML.d) this.PHTML.d = child.PHTML.d;
+ if (child.PHTML.t > this.PHTML.t) this.PHTML.t = child.PHTML.t;
+ if (child.PHTML.b > this.PHTML.b) this.PHTML.b = child.PHTML.b;
+ }
+ } else if (options.forceChild) {HTML.addElement(span,"span")}
+ },
+ PHTMLstretchChild: function (i,H,D) {
+ var data = this.data[i];
+ if (data && data.PHTMLcanStretch("Vertical",H,D)) {
+ var bbox = this.PHTML, dbox = data.PHTML, w = dbox.w;
+ data.PHTMLstretchV(H,D);
+ bbox.w += dbox.w - w;
+ if (dbox.h > bbox.h) bbox.h = dbox.h;
+ if (dbox.d > bbox.d) bbox.d = dbox.d;
+ }
+ },
+
+ PHTMLcreateSpan: function (span) {
+ if (!this.PHTML) this.PHTML = {};
+ this.PHTML = {w:0, h:0, d:0, l:0, r:0, t:0, b:0};
+ if (this.inferred) return span;
+ // ### FIXME: This is a hack to handle the different spacing of the
+ // ### integral sign in Times compared to CM fonts
+ if (this.type === "mo" && this.data.join("") === "\u222B") {PHTML.lastIsInt = true}
+ else if (this.type !== "mspace" || this.width !== "negativethinmathspace") {PHTML.lastIsInt = false}
+ // ###
+ if (!this.PHTMLspanID) {this.PHTMLspanID = PHTML.GetID()};
+ var id = (this.id || "MJXf-Span-"+this.PHTMLspanID);
+ return HTML.addElement(span,"span",{className:"MJXf-"+this.type, id:id});
+ },
+ PHTMLspanElement: function () {
+ if (!this.PHTMLspanID) {return null}
+ return document.getElementById(this.id||"MJXf-Span-"+this.PHTMLspanID);
+ },
+
+ PHTMLhandleToken: function (span) {
+ var values = this.getValues("mathvariant");
+ if (values.mathvariant !== MML.VARIANT.NORMAL) {
+ span.className += " "+PHTML.VARIANT[values.mathvariant];
+ }
+ },
+
+ PHTMLhandleStyle: function (span) {
+ if (this.style) span.style.cssText = this.style;
+ },
+
+ PHTMLhandleColor: function (span) {
+ if (this.mathcolor) {span.style.color = this.mathcolor}
+ if (this.mathbackground) {span.style.backgroundColor = this.mathbackground}
+ },
+
+ PHTMLhandleScriptlevel: function (span) {
+ // ### FIXME: Need to prevent getting too small
+ // ### and should keep track of scaling so it can be compensated for
+ var level = this.Get("scriptlevel");
+ if (level) span.className += " MJXf-script";
+ },
+
+ PHTMLhandleText: function (span,text) {
+ var c, n;
+ var H = 0, D = 0, W = 0;
+ for (var i = 0, m = text.length; i < m; i++) {
+ n = text.charCodeAt(i); c = text.charAt(i);
+ if (n >= 0xD800 && n < 0xDBFF) {
+ i++; n = (((n-0xD800)<<10)+(text.charCodeAt(i)-0xDC00))+0x10000;
+ }
+ var h = .7, d = .22, w = .5;
+ if (n < 127) {
+ if (c.match(/[A-Za-ehik-or-xz0-9]/)) d = 0;
+ if (c.match(/[A-HK-Z]/)) {w = .67} else if (c.match(/[IJ]/)) {w = .36}
+ if (c.match(/[acegm-su-z]/)) {h = .45} else if (c.match(/[ij]/)) {h = .75}
+ if (c.match(/[ijlt]/)) w = .28;
+ }
+ if (PHTML.DELIMITERS[c]) {w = PHTML.DELIMITERS[c].w || .4}
+ // ### FIXME: handle Greek
+ // ### Combining diacriticals (all sets), spacing modifiers
+ // ### arrows (all sets), widths of braces
+ if (h > H) H = h; if (d > D) D = d; W += w;
+ }
+ if (!this.CHML) this.PHTML = {};
+ this.PHTML = {h:.9, d:.3, w:W, l:0, r:0, t:H, b:D};
+ HTML.addText(span,text);
+ },
+
+ PHTMLbboxFor: function (n) {
+ if (this.data[n] && this.data[n].PHTML) return this.data[n].PHTML;
+ return {w:0, h:0, d:0, l:0, r:0, t:0, b:0};
+ },
+
+ PHTMLcanStretch: function (direction,H,D) {
+ if (this.isEmbellished()) {
+ var core = this.Core();
+ if (core && core !== this) {return core.PHTMLcanStretch(direction,H,D)}
+ }
+ return false;
+ },
+ PHTMLstretchV: function (h,d) {},
+ PHTMLstretchH: function (w) {},
+
+ CoreParent: function () {
+ var parent = this;
+ while (parent && parent.isEmbellished() &&
+ parent.CoreMO() === this && !parent.isa(MML.math)) {parent = parent.Parent()}
+ return parent;
+ },
+ CoreText: function (parent) {
+ if (!parent) {return ""}
+ if (parent.isEmbellished()) {return parent.CoreMO().data.join("")}
+ while ((parent.isa(MML.mrow) || parent.isa(MML.TeXAtom) ||
+ parent.isa(MML.mstyle) || parent.isa(MML.mphantom)) &&
+ parent.data.length === 1 && parent.data[0]) {parent = parent.data[0]}
+ if (!parent.isToken) {return ""} else {return parent.data.join("")}
+ }
+
+ });
+
+ MML.chars.Augment({
+ toPreviewHTML: function (span) {
+ var text = this.toString().replace(/[\u2061-\u2064]/g,"");
+ this.PHTMLhandleText(span,text);
+ }
+ });
+ MML.entity.Augment({
+ toPreviewHTML: function (span) {
+ var text = this.toString().replace(/[\u2061-\u2064]/g,"");
+ this.PHTMLhandleText(span,text);
+ }
+ });
+
+ MML.math.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span);
+ if (this.Get("display") === "block") {span.className += " MJXf-display"}
+ return span;
+ }
+ });
+
+ MML.mo.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span);
+ this.PHTMLadjustAccent(span);
+ var values = this.getValues("lspace","rspace","scriptlevel","displaystyle","largeop");
+ if (values.scriptlevel === 0) {
+ this.PHTML.l = PHTML.length2em(values.lspace);
+ this.PHTML.r = PHTML.length2em(values.rspace);
+ span.style.marginLeft = PHTML.Em(this.PHTML.l);
+ span.style.marginRight = PHTML.Em(this.PHTML.r);
+ } else {
+ this.PHTML.l = .15;
+ this.PHTML.r = .1;
+ }
+ if (values.displaystyle && values.largeop) {
+ var box = HTML.Element("span",{className:"MJXf-largeop"});
+ box.appendChild(span.firstChild); span.appendChild(box);
+ this.PHTML.h *= 1.2; this.PHTML.d *= 1.2;
+ if (this.data.join("") === "\u222B") box.className += " MJXf-int";
+ }
+ // ### FIXME: Handle embellished op spacing
+ // ### FIXME: Remap minus signs
+ return span;
+ },
+ PHTMLadjustAccent: function (span) {
+ var parent = this.CoreParent();
+ if (parent && parent.isa(MML.munderover) &&
+ this.CoreText(parent.data[parent.base]).length === 1) {
+ var over = parent.data[parent.over], under = parent.data[parent.under];
+ var c = this.data.join(""), C;
+ if (over && this === over.CoreMO() && parent.Get("accent")) {C = PHTML.REMAPACCENT[c]}
+ else if (under && this === under.CoreMO() && parent.Get("accentunder")) {C = PHTML.REMAPACCENTUNDER[c]}
+ if (C) c = span.innerHTML = C;
+ if (c.match(/[\u02C6-\u02DC\u00A8]/)) {this.PHTML.acc = -.52}
+ else if (c === "\u2192") {this.PHTML.acc = -.15; this.PHTML.vec = true}
+ }
+ },
+ PHTMLcanStretch: function (direction,H,D) {
+ if (!this.Get("stretchy")) {return false}
+ var c = this.data.join("");
+ if (c.length > 1) {return false}
+ c = PHTML.DELIMITERS[c];
+ var stretch = (c && c.dir === direction.substr(0,1));
+ if (stretch) {
+ stretch = (this.PHTML.h !== H || this.PHTML.d !== D ||
+ (this.Get("minsize",true) || this.Get("maxsize",true)));
+ }
+ return stretch;
+ },
+ PHTMLstretchV: function (h,d) {
+ var span = this.PHTMLspanElement(), bbox = this.PHTML; //bbox.w = .4; // ## adjust width
+ var values = this.getValues("symmetric","maxsize","minsize");
+ if (values.symmetric) {H = 2*Math.max(h-.25,d+.25)} else {H = h + d}
+ values.maxsize = PHTML.length2em(values.maxsize,bbox.h+bbox.d);
+ values.minsize = PHTML.length2em(values.minsize,bbox.h+bbox.d);
+ H = Math.max(values.minsize,Math.min(values.maxsize,H));
+ var scale = H/(bbox.h+bbox.d-.3); // ### adjusted for extra tall bbox
+ var box = HTML.Element("span",{style:{"font-size":PHTML.Em(scale)}});
+ if (scale > 1.25) {
+ var sX = Math.ceil(1.25/scale * 10);
+ box.className = "MJXf-right MJXf-scale"+sX;
+ box.style.marginLeft = PHTML.Em(bbox.w*(sX/10-1)+.07);
+ bbox.w *= scale*sX/10;
+ }
+ box.appendChild(span.firstChild); span.appendChild(box);
+ if (values.symmetric) span.style.verticalAlign = PHTML.Em(.25*(1-scale));
+ }
+ });
+
+ MML.mspace.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span);
+ var values = this.getValues("height","depth","width");
+ var w = PHTML.length2em(values.width),
+ h = PHTML.length2em(values.height),
+ d = PHTML.length2em(values.depth);
+ var bbox = this.PHTML;
+ bbox.w = w; bbox.h = h; bbox.d = d;
+ if (w < 0) {
+ // ### FIXME: lastIsInt hack
+ if (!PHTML.lastIsInt) span.style.marginLeft = PHTML.Em(w);
+ w = 0;
+ }
+ span.style.width = PHTML.Em(w);
+ span.style.height = PHTML.Em(h+d);
+ if (d) span.style.verticalAlign = PHTML.Em(-d);
+ return span;
+ }
+ });
+
+ MML.mpadded.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span,{
+ childSpans:true, className:"MJXf-box", forceChild:true
+ });
+ var child = span.firstChild;
+ var values = this.getValues("width","height","depth","lspace","voffset");
+ var dimen = this.PHTMLdimen(values.lspace);
+ var T = 0, B = 0, L = dimen.len, R = -dimen.len, V = 0;
+ if (values.width !== "") {
+ dimen = this.PHTMLdimen(values.width,"w",0);
+ if (dimen.pm) {R += dimen.len} else {span.style.width = PHTML.Em(dimen.len)}
+ }
+ if (values.height !== "") {
+ dimen = this.PHTMLdimen(values.height,"h",0);
+ if (!dimen.pm) T += -this.PHTMLbboxFor(0).h;
+ T += dimen.len;
+ }
+ if (values.depth !== "") {
+ dimen = this.PHTMLdimen(values.depth,"d",0);
+ if (!dimen.pm) {B += -this.PHTMLbboxFor(0).d; V += -dimen.len}
+ B += dimen.len;
+ }
+ if (values.voffset !== "") {
+ dimen = this.PHTMLdimen(values.voffset);
+ T -= dimen.len; B += dimen.len;
+ V += dimen.len;
+ }
+ if (T) child.style.marginTop = PHTML.Em(T);
+ if (B) child.style.marginBottom = PHTML.Em(B);
+ if (L) child.style.marginLeft = PHTML.Em(L);
+ if (R) child.style.marginRight = PHTML.Em(R);
+ if (V) span.style.verticalAlign = PHTML.Em(V);
+ return span;
+ },
+ PHTMLdimen: function (length,d,m) {
+ if (m == null) {m = -BIGDIMEN}
+ length = String(length);
+ var match = length.match(/width|height|depth/);
+ var size = (match ? this.PHTML[match[0].charAt(0)] : (d ? this.PHTML[d] : 0));
+ return {len: PHTML.length2em(length,size)||0, pm: !!length.match(/^[-+]/)};
+ }
+ });
+
+ MML.munderover.Augment({
+ toPreviewHTML: function (span) {
+ var values = this.getValues("displaystyle","accent","accentunder","align");
+ if (!values.displaystyle && this.data[this.base] != null &&
+ this.data[this.base].CoreMO().Get("movablelimits")) {
+ span = MML.msubsup.prototype.toPreviewHTML.call(this,span);
+ //
+ // Change class to msubsup for CSS rules.
+ // ### FIXME: should this be handled via adding another class instead?
+ //
+ span.className = span.className.replace(/munderover/,"msubsup");
+ return span;
+ }
+ span = this.PHTMLdefaultSpan(span,{childSpans:true, className:"", noBBox:true});
+ var obox = this.PHTMLbboxFor(this.over),
+ ubox = this.PHTMLbboxFor(this.under),
+ bbox = this.PHTMLbboxFor(this.base),
+ BBOX = this.PHTML, acc = obox.acc;
+ if (this.data[this.over]) {
+ span.lastChild.firstChild.style.marginLeft = obox.l =
+ span.lastChild.firstChild.style.marginRight = obox.r = 0;
+ var over = HTML.Element("span",{},[["span",{className:"MJXf-over"}]]);
+ over.firstChild.appendChild(span.lastChild);
+ if (span.childNodes.length > (this.data[this.under] ? 1 : 0))
+ over.firstChild.appendChild(span.firstChild);
+ this.data[this.over].PHTMLhandleScriptlevel(over.firstChild.firstChild);
+ if (acc != null) {
+ if (obox.vec) {
+ over.firstChild.firstChild.firstChild.style.fontSize = "60%";
+ obox.h *= .6; obox.d *= .6; obox.w *= .6;
+ }
+ acc = acc - obox.d + .1; if (bbox.t != null) {acc += bbox.t - bbox.h}
+ over.firstChild.firstChild.style.marginBottom = PHTML.Em(acc);
+ }
+ if (span.firstChild) {span.insertBefore(over,span.firstChild)}
+ else {span.appendChild(over)}
+ }
+ if (this.data[this.under]) {
+ span.lastChild.firstChild.style.marginLeft = ubox.l =
+ span.lastChild.firstChild.marginRight = ubox.r = 0;
+ this.data[this.under].PHTMLhandleScriptlevel(span.lastChild);
+ }
+ BBOX.w = Math.max(.8*obox.w,.8*ubox.w,bbox.w);
+ BBOX.h = .8*(obox.h+obox.d+(acc||0)) + bbox.h;
+ BBOX.d = bbox.d + .8*(ubox.h+ubox.d);
+ return span;
+ }
+ });
+
+ MML.msubsup.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span,{noBBox:true});
+ if (!this.data[this.base]) {
+ if (span.firstChild) {span.insertBefore(HTML.Element("span"),span.firstChild)}
+ else {span.appendChild(HTML.Element("span"))}
+ }
+ var base = this.data[this.base], sub = this.data[this.sub], sup = this.data[this.sup];
+ if (!base) base = {bbox: {h:.8, d:.2}};
+ span.firstChild.style.marginRight = ".05em";
+ var h = Math.max(.4,base.PHTML.h-.4),
+ d = Math.max(.2,base.PHTML.d+.1);
+ var bbox = this.PHTML;
+ if (sup && sub) {
+ var box = HTML.Element("span",{className:"MJXf-script-box", style:{
+ height: PHTML.Em(h+sup.PHTML.h*.8 + d+sub.PHTML.d*.8),
+ "vertical-align": PHTML.Em(-d-sub.PHTML.d*.8)
+ }},[
+ ["span",{},[["span",{},[["span",{
+ style:{"margin-bottom":PHTML.Em(-(sup.PHTML.d-.05))}
+ }]]]]],
+ ["span",{},[["span",{},[["span",{
+ style:{"margin-top":PHTML.Em(-(sup.PHTML.h-.05))}
+ }]]]]]
+ ]);
+ sub.PHTMLhandleScriptlevel(box.firstChild);
+ sup.PHTMLhandleScriptlevel(box.lastChild);
+ box.firstChild.firstChild.firstChild.appendChild(span.lastChild);
+ box.lastChild.firstChild.firstChild.appendChild(span.lastChild);
+ span.appendChild(box);
+ bbox.h = Math.max(base.PHTML.h,sup.PHTML.h*.8+h);
+ bbox.d = Math.max(base.PHTML.d,sub.PHTML.d*.8+d);
+ bbox.w = base.PHTML.w + Math.max(sup.PHTML.w,sub.PHTML.w) + .07;
+ } else if (sup) {
+ span.lastChild.style.verticalAlign = PHTML.Em(h);
+ sup.PHTMLhandleScriptlevel(span.lastChild);
+ bbox.h = Math.max(base.PHTML.h,sup.PHTML.h*.8+h);
+ bbox.d = Math.max(base.PHTML.d,sup.PHTML.d*.8-h);
+ bbox.w = base.PHTML.w + sup.PHTML.w + .07;
+ } else if (sub) {
+ span.lastChild.style.verticalAlign = PHTML.Em(-d);
+ sub.PHTMLhandleScriptlevel(span.lastChild);
+ bbox.h = Math.max(base.PHTML.h,sub.PHTML.h*.8-d);
+ bbox.d = Math.max(base.PHTML.d,sub.PHTML.d*.8+d);
+ bbox.w = base.PHTML.w + sub.PHTML.w + .07;
+ }
+ return span;
+ }
+ });
+
+ MML.mfrac.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span,{
+ childSpans:true, className:"MJXf-box", forceChild:true, noBBox:true
+ });
+ var values = this.getValues("linethickness","displaystyle");
+ if (!values.displaystyle) {
+ if (this.data[0]) this.data[0].PHTMLhandleScriptlevel(span.firstChild);
+ if (this.data[1]) this.data[1].PHTMLhandleScriptlevel(span.lastChild);
+ }
+ var denom = HTML.Element("span",{className:"MJXf-box",style:{"margin-top":"-.8em"}},[
+ ["span",{className:"MJXf-denom"},[ // inline-table
+ ["span",{},[["span",{className:"MJXf-rule"}]]],["span"] // spans are table-row
+ ]]
+ ]);
+ denom.firstChild.lastChild.appendChild(span.lastChild);
+ span.appendChild(denom);
+ var nbox = this.PHTMLbboxFor(0), dbox = this.PHTMLbboxFor(1), bbox = this.PHTML;
+ bbox.w = Math.max(nbox.w,dbox.w) * .8;
+ bbox.h = nbox.h+nbox.d + .1 + .25;
+ bbox.d = dbox.h+dbox.d - .25;
+ bbox.l = bbox.r = .125;
+ values.linethickness = Math.max(0,PHTML.length2em(values.linethickness||"0",0));
+ if (values.linethickness) {
+ var rule = denom.firstChild.firstChild.firstChild;
+ var t = PHTML.Em(values.linethickness);
+ rule.style.borderTop = (values.linethickness < .15 ? "1px" : t)+" solid";
+ rule.style.margin = t+" 0";
+ t = values.linethickness;
+ denom.style.marginTop = PHTML.Em(3*t-.9);
+ span.style.verticalAlign = PHTML.Em(1.5*t + .1);
+ bbox.h += 1.5*t - .1; bbox.d += 1.5*t;
+ }
+ return span;
+ }
+ });
+
+ MML.msqrt.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span,{
+ childSpans:true, className:"MJXf-box", forceChild:true, noBBox:true
+ });
+ this.PHTMLlayoutRoot(span,span.firstChild);
+ return span;
+ },
+ PHTMLlayoutRoot: function (span,base) {
+ var bbox = this.PHTMLbboxFor(0);
+ var scale = Math.ceil((bbox.h+bbox.d+.14)*100), t = PHTML.Em(14/scale);
+ var surd = HTML.Element("span",{className:"MJXf-surd"},[
+ ["span",{style:{"font-size":scale+"%","margin-top":t}},["\u221A"]]
+ ]);
+ var root = HTML.Element("span",{className:"MJXf-root"},[
+ ["span",{className:"MJXf-rule",style:{"border-top":".08em solid"}}]
+ ]);
+ var W = (1.2/2.2)*scale/100; // width-of-surd = (height/H-to-W-ratio)
+ if (scale > 150) {
+ var sX = Math.ceil(150/scale * 10);
+ surd.firstChild.className = "MJXf-right MJXf-scale"+sX;
+ surd.firstChild.style.marginLeft = PHTML.Em(W*(sX/10-1)/scale*100);
+ W = W*sX/10;
+ root.firstChild.style.borderTopWidth = PHTML.Em(.08/Math.sqrt(sX/10));
+ }
+ root.appendChild(base);
+ span.appendChild(surd);
+ span.appendChild(root);
+ this.PHTML.h = bbox.h + .18; this.PHTML.d = bbox.d;
+ this.PHTML.w = bbox.w + W;
+ return span;
+ }
+ });
+
+ MML.mroot.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span,{
+ childSpans:true, className:"MJXf-box", forceChild:true, noBBox:true
+ });
+ var rbox = this.PHTMLbboxFor(1), root = span.removeChild(span.lastChild);
+ var sqrt = this.PHTMLlayoutRoot(HTML.Element("span"),span.firstChild);
+ root.className = "MJXf-script"; // ### FIXME: should be scriptscript
+ var scale = parseInt(sqrt.firstChild.firstChild.style.fontSize);
+ var v = .55*(scale/120) + rbox.d*.8, r = -.6*(scale/120);
+ if (scale > 150) {r *= .95*Math.ceil(150/scale*10)/10}
+ root.style.marginRight = PHTML.Em(r); root.style.verticalAlign = PHTML.Em(v);
+ if (-r > rbox.w*.8) root.style.marginLeft = PHTML.Em(-r-rbox.w*.8); // ### depends on rbox.w
+ span.appendChild(root); span.appendChild(sqrt);
+ this.PHTML.w += Math.max(0,rbox.w*.8+r);
+ this.PHTML.h = Math.max(this.PHTML.h,rbox.h*.8+v);
+ return span;
+ },
+ PHTMLlayoutRoot: MML.msqrt.prototype.PHTMLlayoutRoot
+ });
+
+ MML.mfenced.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLcreateSpan(span);
+ this.PHTMLhandleStyle(span);
+ this.PHTMLhandleColor(span);
+ //
+ // Make row of open, data, sep, ... data, close
+ //
+ this.addFakeNodes();
+ this.PHTMLaddChild(span,"open",{});
+ for (var i = 0, m = this.data.length; i < m; i++) {
+ this.PHTMLaddChild(span,"sep"+i,{});
+ this.PHTMLaddChild(span,i,{});
+ }
+ this.PHTMLaddChild(span,"close",{});
+ //
+ // Check for streching the elements
+ //
+ var H = this.PHTML.h, D = this.PHTML.d;
+ this.PHTMLstretchChild("open",H,D);
+ for (i = 0, m = this.data.length; i < m; i++) {
+ this.PHTMLstretchChild("sep"+i,H,D);
+ this.PHTMLstretchChild(i,H,D);
+ }
+ this.PHTMLstretchChild("close",H,D);
+ return span;
+ }
+ });
+
+ MML.mrow.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span);
+ var H = this.PHTML.h, D = this.PHTML.d;
+ for (var i = 0, m = this.data.length; i < m; i++) this.PHTMLstretchChild(i,H,D);
+ return span;
+ }
+ });
+
+ MML.mstyle.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span);
+ this.PHTMLhandleScriptlevel(span);
+ return span;
+ }
+ });
+
+ MML.TeXAtom.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span);
+ // ### FIXME: handle TeX class?
+ span.className = "MJXf-mrow";
+ return span;
+ }
+ });
+
+ MML.mtable.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLdefaultSpan(span,{noBBox:true});
+ var values = this.getValues("columnalign","rowalign","columnspacing","rowspacing",
+ "columnwidth","equalcolumns","equalrows",
+ "columnlines","rowlines","frame","framespacing",
+ "align","width");
+ var SPLIT = MathJax.Hub.SplitList, i, m, j, n;
+ var CSPACE = SPLIT(values.columnspacing),
+ RSPACE = SPLIT(values.rowspacing),
+ CALIGN = SPLIT(values.columnalign),
+ RALIGN = SPLIT(values.rowalign);
+ for (i = 0, m = CSPACE.length; i < m; i++) {CSPACE[i] = PHTML.length2em(CSPACE[i])}
+ for (i = 0, m = RSPACE.length; i < m; i++) {RSPACE[i] = PHTML.length2em(RSPACE[i])}
+
+ var table = HTML.Element("span");
+ while (span.firstChild) table.appendChild(span.firstChild);
+ span.appendChild(table);
+ var H = 0, W = 0;
+ for (i = 0, m = this.data.length; i < m; i++) {
+ var row = this.data[i];
+ if (row) {
+ var rspace = PHTML.arrayEntry(RSPACE,i-1), ralign = PHTML.arrayEntry(RALIGN,i);
+ var rbox = row.PHTML, rspan = row.PHTMLspanElement();
+ rspan.style.verticalAlign = ralign;
+ var k = (row.type === "mlabeledtr" ? 1 : 0);
+ for (j = 0, n = row.data.length; j < n-k; j++) {
+ var cell = row.data[j+k];
+ if (cell) {
+ var cspace = PHTML.arrayEntry(CSPACE,j-1), calign = PHTML.arrayEntry(CALIGN,j);
+ var cspan = cell.PHTMLspanElement();
+ if (j) {rbox.w += cspace; cspan.style.paddingLeft = PHTML.Em(cspace)}
+ if (i) cspan.style.paddingTop = PHTML.Em(rspace);
+ cspan.style.textAlign = calign;
+ }
+ }
+ H += rbox.h + rbox.d; if (i) {H += rspace}
+ if (rbox.w > W) W = rbox.w;
+ }
+ }
+ var bbox = this.PHTML;
+ bbox.w = W; bbox.h = H/2 + .25; bbox.d = H/2 - .25;
+ bbox.l = bbox.r = .125;
+ return span;
+ }
+ });
+ MML.mlabeledtr.Augment({
+ PHTMLdefaultSpan: function (span,options) {
+ if (!options) options = {};
+ span = this.PHTMLcreateSpan(span);
+ this.PHTMLhandleStyle(span);
+ this.PHTMLhandleColor(span);
+ if (this.isToken) this.PHTMLhandleToken(span);
+ // skip label for now
+ for (var i = 1, m = this.data.length; i < m; i++) this.PHTMLaddChild(span,i,options);
+ return span;
+ }
+ });
+
+ MML.semantics.Augment({
+ toPreviewHTML: function (span) {
+ span = this.PHTMLcreateSpan(span);
+ if (this.data[0]) {
+ this.data[0].toPreviewHTML(span);
+ MathJax.Hub.Insert(this.data[0].PHTML||{},this.PHTML);
+ }
+ return span;
+ }
+ });
+ MML.annotation.Augment({toPreviewHTML: function(span) {}});
+ MML["annotation-xml"].Augment({toPreviewHTML: function(span) {}});
+
+ //
+ // Loading isn't complete until the element jax is modified,
+ // but can't call loadComplete within the callback for "mml Jax Ready"
+ // (it would call PreviewHTML's Require routine, asking for the mml jax again)
+ // so wait until after the mml jax has finished processing.
+ //
+ // We also need to wait for the onload handler to run, since the loadComplete
+ // will call Config and Startup, which need to modify the body.
+ //
+ MathJax.Hub.Register.StartupHook("onLoad",function () {
+ setTimeout(MathJax.Callback(["loadComplete",PHTML,"jax.js"]),0);
+ });
+ });
+
+ MathJax.Hub.Register.StartupHook("End Cookie", function () {
+ if (HUB.config.menuSettings.zoom !== "None")
+ {AJAX.Require("[MathJax]/extensions/MathZoom.js")}
+ });
+
+})(MathJax.Ajax,MathJax.Hub,MathJax.HTML,MathJax.OutputJax.PreviewHTML);
