/*************************************************************
*
* MathJax/extensions/MathMenu.js
*
* Implements a right-mouse (or CTRL-click) menu over mathematics
* elements that gives the user the ability to copy the source,
* change the math size, and zoom settings.
*
* ---------------------------------------------------------------------
*
* Copyright (c) 2010-2011 Design Science, Inc.
*
* 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,AJAX) {
var VERSION = "1.1.4";
MathJax.Extension.MathMenu = {version: VERSION};
var isPC = HUB.Browser.isPC, isMSIE = HUB.Browser.isMSIE;
var ROUND = (isPC ? null : "5px");
var CONFIG = HUB.CombineConfig("MathMenu",{
delay: 150, // the delay for submenus
helpURL: "http://www.mathjax.org/help/user/", // the URL for the "MathJax Help" menu
showRenderer: true, // show the "Math Renderer" menu?
showFontMenu: false, // show the "Font Preference" menu?
showContext: false, // show the "Context Menu" menu?
windowSettings: { // for source window
status: "no", toolbar: "no", locationbar: "no", menubar: "no",
directories: "no", personalbar: "no", resizable: "yes", scrollbars: "yes",
width: 100, height: 50
},
styles: {
"#MathJax_About": {
position:"fixed", left:"50%", width:"auto", "text-align":"center",
border:"3px outset", padding:"1em 2em", "background-color":"#DDDDDD", color:"black",
cursor: "default", "font-family":"message-box", "font-size":"120%",
"font-style":"normal", "text-indent":0, "text-transform":"none",
"line-height":"normal", "letter-spacing":"normal", "word-spacing":"normal",
"word-wrap":"normal", "white-space":"nowrap", "float":"none", "z-index":201,
"border-radius": "15px", // Opera 10.5 and IE9
"-webkit-border-radius": "15px", // Safari and Chrome
"-moz-border-radius": "15px", // Firefox
"-khtml-border-radius": "15px", // Konqueror
"box-shadow":"0px 10px 20px #808080", // Opera 10.5 and IE9
"-webkit-box-shadow":"0px 10px 20px #808080", // Safari 3 and Chrome
"-moz-box-shadow":"0px 10px 20px #808080", // Forefox 3.5
"-khtml-box-shadow":"0px 10px 20px #808080", // Konqueror
filter: "progid:DXImageTransform.Microsoft.dropshadow(OffX=2, OffY=2, Color='gray', Positive='true')" // IE
},
".MathJax_Menu": {
position:"absolute", "background-color":"white", color:"black",
width:"auto", padding:(isPC ? "2px" : "5px 0px"),
border:"1px solid #CCCCCC", margin:0, cursor:"default",
font: "menu", "text-align":"left", "text-indent":0, "text-transform":"none",
"line-height":"normal", "letter-spacing":"normal", "word-spacing":"normal",
"word-wrap":"normal", "white-space":"nowrap", "float":"none", "z-index":201,
"border-radius": ROUND, // Opera 10.5 and IE9
"-webkit-border-radius": ROUND, // Safari and Chrome
"-moz-border-radius": ROUND, // Firefox
"-khtml-border-radius": ROUND, // Konqueror
"box-shadow":"0px 10px 20px #808080", // Opera 10.5 and IE9
"-webkit-box-shadow":"0px 10px 20px #808080", // Safari 3 and Chrome
"-moz-box-shadow":"0px 10px 20px #808080", // Forefox 3.5
"-khtml-box-shadow":"0px 10px 20px #808080", // Konqueror
filter: "progid:DXImageTransform.Microsoft.dropshadow(OffX=2, OffY=2, Color='gray', Positive='true')" // IE
},
".MathJax_MenuItem": {
padding: (isPC ? "2px 2em" : "1px 2em"),
background:"transparent"
},
".MathJax_MenuTitle": {
"background-color":"#CCCCCC",
margin: (isPC ? "-1px -1px 1px -1px" : "-5px 0 0 0"),
"text-align":"center", "font-style":"italic", "font-size":"80%", color:"#444444",
padding:"2px 0", overflow:"hidden"
},
".MathJax_MenuArrow": {
position:"absolute", right:".5em", color:"#666666",
"font-family": (isMSIE ? "'Arial unicode MS'" : null)
},
".MathJax_MenuActive .MathJax_MenuArrow": {color:"white"},
".MathJax_MenuCheck": {
position:"absolute", left:".7em",
"font-family": (isMSIE ? "'Arial unicode MS'" : null)
},
".MathJax_MenuRadioCheck": {
position:"absolute", left: (isPC ? "1em" : ".7em")
},
".MathJax_MenuLabel": {
padding: (isPC ? "2px 2em 4px 1.33em" : "1px 2em 3px 1.33em"),
"font-style":"italic"
},
".MathJax_MenuRule": {
"border-top": (isPC ? "1px solid #CCCCCC" : "1px solid #DDDDDD"),
margin: (isPC ? "4px 1px 0px" : "4px 3px")
},
".MathJax_MenuDisabled": {
color:"GrayText"
},
".MathJax_MenuActive": {
"background-color": (isPC ? "Highlight" : "#606872"),
color: (isPC ? "HighlightText" : "white")
}
}
});
/*************************************************************/
/*
* Cancel event's default action (try everything we can)
*/
var FALSE = function (event) {
if (!event) {event = window.event}
if (event) {
if (event.preventDefault) {event.preventDefault()}
if (event.stopPropagation) {event.stopPropagation()}
event.cancelBubble = true;
event.returnValue = false;
}
return false;
};
/*************************************************************/
/*
* The main menu class
*/
var MENU = MathJax.Menu = MathJax.Object.Subclass({
version: VERSION,
items: [],
posted: false,
title: null,
margin: 5,
Init: function (def) {this.items = [].slice.call(arguments,0)},
With: function (def) {if (def) {HUB.Insert(this,def)}; return this},
/*
* Display the menu
*/
Post: function (event,parent) {
if (!event) {event = window.event};
var title = (!this.title ? null : [["div",{className: "MathJax_MenuTitle"},[this.title]]]);
var div = document.getElementById("MathJax_MenuFrame");
if (!div) {div = MENU.Background(this)}
var menu = HTML.addElement(div,"div",{
onmouseup: MENU.Mouseup, ondblclick: this.False,
ondragstart: this.False, onselectstart: this.False, oncontextmenu: this.False,
menuItem: this, className: "MathJax_Menu"
},title);
for (var i = 0, m = this.items.length; i < m; i++) {this.items[i].Create(menu)}
this.posted = true;
menu.style.width = (menu.offsetWidth+2) + "px";
var x = event.pageX, y = event.pageY;
if (!x && !y) {
x = event.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
y = event.clientY + document.body.scrollTop + document.documentElement.scrollTop;
}
if (!parent) {
if (x + menu.offsetWidth > document.body.offsetWidth - this.margin)
{x = document.body.offsetWidth - menu.offsetWidth - this.margin}
MENU.skipUp = true;
} else {
var side = "left", mw = parent.offsetWidth;
x = parent.offsetWidth - 2; y = 0;
while (parent && parent !== div) {
x += parent.offsetLeft; y += parent.offsetTop;
parent = parent.parentNode;
}
if (x + menu.offsetWidth > document.body.offsetWidth - this.margin)
{side = "right"; x = Math.max(this.margin,x - mw - menu.offsetWidth + 6)}
if (!isPC) {
// in case these ever get implemented
menu.style["borderRadiusTop"+side] = 0; // Opera 10.5
menu.style["WebkitBorderRadiusTop"+side] = 0; // Safari and Chrome
menu.style["MozBorderRadiusTop"+side] = 0; // Firefox
menu.style["KhtmlBorderRadiusTop"+side] = 0; // Konqueror
}
}
menu.style.left = x+"px"; menu.style.top = y+"px";
if (document.selection && document.selection.empty) {document.selection.empty()}
return this.False(event);
},
/*
* Remove the menu from the screen
*/
Remove: function (event,menu) {
var div = document.getElementById("MathJax_MenuFrame");
if (div) {
div.parentNode.removeChild(div);
if (this.msieBackgroundBug) {detachEvent("onresize",MENU.Resize)}
}
},
Mouseup: function (event,menu) {
if (MENU.skipUp) {delete MENU.skipUp} else {this.Remove(event,menu)}
},
False: FALSE
},{
config: CONFIG,
div: null, // the DOM elements for the menu and submenus
Remove: function (event) {MENU.Event(event,this,"Remove")},
Mouseover: function (event) {MENU.Event(event,this,"Mouseover")},
Mouseout: function (event) {MENU.Event(event,this,"Mouseout")},
Mousedown: function (event) {MENU.Event(event,this,"Mousedown")},
Mouseup: function (event) {MENU.Event(event,this,"Mouseup")},
Mousemove: function (event) {MENU.Event(event,this,"Mousemove")},
Event: function (event,menu,type) {
if (!event) {event = window.event}
var item = menu.menuItem;
if (item && item[type]) {return item[type](event,menu)}
return null;
},
/*
* Style for the background DIV
*/
BGSTYLE: {
position:"absolute", left:0, top:0, "z-index":200,
width:"100%", height:"100%", border:0, padding:0, margin:0
},
Background: function (menu) {
var div = HTML.addElement(document.body,"div",{style:this.BGSTYLE, id:"MathJax_MenuFrame"},
[["div",{style: this.BGSTYLE, menuItem: menu, onmousedown: this.Remove}]]);
var bg = div.firstChild;
if (menu.msieBackgroundBug) {
// MSIE doesn't allow transparent background to be hit boxes, so
// fake it using opacity with solid background color
bg.style.backgroundColor = "white"; bg.style.filter = "alpha(opacity=0)";
// MSIE can't do fixed position, so use a full-sized background
// and an onresize handler to update it (stupid, but necessary)
div.width = div.height = 0; this.Resize();
attachEvent("onresize",this.Resize);
} else {
// otherwise, use a fixed position DIV to cover the viewport
bg.style.position = "fixed";
}
return div;
},
Resize: function () {setTimeout(MENU.SetWH,0)},
SetWH: function () {
var bg = document.getElementById("MathJax_MenuFrame");
if (bg) {
bg = bg.firstChild;
bg.style.width = bg.style.height = "1px"; // so scrollWidth/Height will be right below
bg.style.width = document.body.scrollWidth + "px";
bg.style.height = document.body.scrollHeight + "px";
}
},
saveCookie: function () {HTML.Cookie.Set("menu",this.cookie)},
getCookie: function () {this.cookie = HTML.Cookie.Get("menu")}
});
/*************************************************************/
/*
* The menu item root subclass
*/
var ITEM = MENU.ITEM = MathJax.Object.Subclass({
name: "", // the menu item's label
Create: function (menu) {
if (!this.hidden) {
var def = {
onmouseover: MENU.Mouseover, onmouseout: MENU.Mouseout,
onmouseup: MENU.Mouseup, onmousedown: this.False,
ondragstart: this.False, onselectstart: this.False, onselectend: this.False,
className: "MathJax_MenuItem", menuItem: this
};
if (this.disabled) {def.className += " MathJax_MenuDisabled"}
HTML.addElement(menu,"div",def,this.Label(def,menu));
}
},
Mouseover: function (event,menu) {
if (!this.disabled) {this.Activate(menu)}
if (!this.menu || !this.menu.posted) {
var menus = document.getElementById("MathJax_MenuFrame").childNodes,
items = menu.parentNode.childNodes;
for (var i = 0, m = items.length; i < m; i++) {
var item = items[i].menuItem;
if (item && item.menu && item.menu.posted) {item.Deactivate(items[i])}
}
m = menus.length-1;
while (m >= 0 && menu.parentNode.menuItem !== menus[m].menuItem) {
menus[m].menuItem.posted = false;
menus[m].parentNode.removeChild(menus[m]);
m--;
}
if (this.Timer) {this.Timer(event,menu)}
}
},
Mouseout: function (event,menu) {
if (!this.menu || !this.menu.posted) {this.Deactivate(menu)}
if (this.timer) {clearTimeout(this.timer); delete this.timer}
},
Mouseup: function (event,menu) {return this.Remove(event,menu)},
Remove: function (event,menu) {
menu = menu.parentNode.menuItem;
return menu.Remove(event,menu);
},
Activate: function (menu) {this.Deactivate(menu); menu.className += " MathJax_MenuActive"},
Deactivate: function (menu) {menu.className = menu.className.replace(/ MathJax_MenuActive/,"")},
With: function (def) {if (def) {HUB.Insert(this,def)}; return this},
False: FALSE
});
/*************************************************************/
/*
* A menu item that performs a command when selected
*/
MENU.ITEM.COMMAND = MENU.ITEM.Subclass({
action: function () {},
Init: function (name,action,def) {
this.name = name; this.action = action;
this.With(def);
},
Label: function (def,menu) {return [this.name]},
Mouseup: function (event,menu) {
if (!this.disabled) {this.Remove(event,menu); this.action.call(this,event)}
return this.False(event);
}
});
/*************************************************************/
/*
* A menu item that posts a submenu
*/
MENU.ITEM.SUBMENU = MENU.ITEM.Subclass({
menu: null, // the submenu
marker: (isPC && !HUB.Browser.isSafari ? "\u25B6" : "\u25B8"), // the menu arrow
Init: function (name,def) {
this.name = name; var i = 1;
if (!(def instanceof MENU.ITEM)) {this.With(def), i++}
this.menu = MENU.apply(MENU,[].slice.call(arguments,i));
},
Label: function (def,menu) {
def.onmousemove = MENU.Mousemove; this.menu.posted = false;
return [this.name+" ",["span",{className:"MathJax_MenuArrow"},[this.marker]]];
},
Timer: function (event,menu) {
if (this.timer) {clearTimeout(this.timer)}
event = {clientX: event.clientX, clientY: event.clientY}; // MSIE can't pass the event below
this.timer = setTimeout(MathJax.Callback(["Mouseup",this,event,menu]),CONFIG.delay);
},
Mouseup: function (event,menu) {
if (!this.disabled) {
if (!this.menu.posted) {
if (this.timer) {clearTimeout(this.timer); delete this.timer}
this.menu.Post(event,menu);
} else {
var menus = document.getElementById("MathJax_MenuFrame").childNodes,
m = menus.length-1;
while (m >= 0) {
var child = menus[m];
child.menuItem.posted = false;
child.parentNode.removeChild(child);
if (child.menuItem === this.menu) {break};
m--;
}
}
}
return this.False(event);
}
});
/*************************************************************/
/*
* A menu item that is one of several radio buttons
*/
MENU.ITEM.RADIO = MENU.ITEM.Subclass({
variable: null, // the variable name
marker: (isPC ? "\u25CF" : "\u2713"), // the checkmark
Init: function (name,variable,def) {
this.name = name; this.variable = variable; this.With(def);
if (this.value == null) {this.value = this.name}
},
Label: function (def,menu) {
var span = {className:"MathJax_MenuRadioCheck"};
if (CONFIG.settings[this.variable] !== this.value) {span = {style:{display:"none"}}}
return [["span",span,[this.marker]]," "+this.name];
},
Mouseup: function (event,menu) {
if (!this.disabled) {
var child = menu.parentNode.childNodes;
for (var i = 0, m = child.length; i < m; i++) {
var item = child[i].menuItem;
if (item && item.variable === this.variable)
{child[i].firstChild.style.display = "none"}
}
menu.firstChild.display = "";
CONFIG.settings[this.variable] = this.value;
MENU.cookie[this.variable] = CONFIG.settings[this.variable]; MENU.saveCookie();
if (this.action) {this.action.call(MENU)}
}
this.Remove(event,menu);
return this.False(event);
}
});
/*************************************************************/
/*
* A menu item that is checkable
*/
MENU.ITEM.CHECKBOX = MENU.ITEM.Subclass({
variable: null, // the variable name
marker: "\u2713", // the checkmark
Init: function (name,variable,def) {
this.name = name; this.variable = variable; this.With(def);
},
Label: function (def,menu) {
var span = {className:"MathJax_MenuCheck"};
if (!CONFIG.settings[this.variable]) {span = {style:{display:"none"}}}
return [["span",span,[this.marker]]," "+this.name];
},
Mouseup: function (event,menu) {
if (!this.disabled) {
menu.firstChild.display = (CONFIG.settings[this.variable] ? "none" : "");
CONFIG.settings[this.variable] = !CONFIG.settings[this.variable];
MENU.cookie[this.variable] = CONFIG.settings[this.variable]; MENU.saveCookie();
if (this.action) {this.action.call(MENU)}
}
this.Remove(event,menu);
return this.False(event);
}
});
/*************************************************************/
/*
* A menu item that is a label
*/
MENU.ITEM.LABEL = MENU.ITEM.Subclass({
Init: function (name,def) {this.name = name; this.With(def)},
Label: function (def,menu) {
delete def.onmouseover, delete def.onmouseout; delete def.onmousedown;
def.className += " MathJax_MenuLabel";
return [this.name];
}
});
/*************************************************************/
/*
* A rule in a menu
*/
MENU.ITEM.RULE = MENU.ITEM.Subclass({
Label: function (def,menu) {
delete def.onmouseover, delete def.onmouseout; delete def.onmousedown;
def.className += " MathJax_MenuRule";
return null;
}
});
/*************************************************************/
/*************************************************************/
/*
* Handle the ABOUT box
*/
MENU.About = function () {
var HTMLCSS = MathJax.OutputJax["HTML-CSS"] || {fontInUse: ""};
var local = (HTMLCSS.webFonts ? "" : "local "), web = (HTMLCSS.webFonts ? " web" : "");
var font = (HTMLCSS.imgFonts ? "Image" : local+HTMLCSS.fontInUse+web) + " fonts";
var jax = ["MathJax.js v"+MathJax.fileversion,["br"]];
jax.push(["div",{style:{"border-top":"groove 2px",margin:".25em 0"}}]);
MENU.About.GetJax(jax,MathJax.InputJax,"Input Jax");
MENU.About.GetJax(jax,MathJax.OutputJax,"Output Jax");
MENU.About.GetJax(jax,MathJax.ElementJax,"Element Jax");
jax.push(["div",{style:{"border-top":"groove 2px",margin:".25em 0"}}]);
MENU.About.GetJax(jax,MathJax.Extension,"Extension",true);
jax.push(["div",{style:{"border-top":"groove 2px",margin:".25em 0"}}],["center",{},[
HUB.Browser + " v"+HUB.Browser.version +
(HTMLCSS.webFonts ? " \u2014 "+HTMLCSS.allowWebFonts+" fonts" : "")
]]);
MENU.About.div = MENU.Background(MENU.About);
var about = MathJax.HTML.addElement(MENU.About.div,"div",{
id: "MathJax_About", onclick: MENU.About.Remove
},[
["b",{style:{fontSize:"120%"}},["MathJax"]]," v"+MathJax.version,["br"],
"using "+font,["br"],["br"],
["span",{style:{
display:"inline-block", "text-align":"left", "font-size":"80%",
"background-color":"#E4E4E4", padding:".4em .6em", border:"1px inset"
}},jax],["br"],["br"],
["a",{href:"http://www.mathjax.org/"},["www.mathjax.org"]]
]);
var doc = (document.documentElement||{});
var H = window.innerHeight || doc.clientHeight || doc.scrollHeight || 0;
if (MENU.prototype.msieAboutBug) {
about.style.width = "20em"; about.style.position = "absolute";
about.style.left = Math.floor((document.documentElement.scrollWidth - about.offsetWidth)/2)+"px";
about.style.top = (Math.floor((H-about.offsetHeight)/3)+document.body.scrollTop)+"px";
} else {
about.style.marginLeft = Math.floor(-about.offsetWidth/2)+"px";
about.style.top = Math.floor((H-about.offsetHeight)/3)+"px";
}
};
MENU.About.Remove = function (event) {
if (MENU.About.div) {document.body.removeChild(MENU.About.div); delete MENU.About.div}
};
MENU.About.GetJax = function (jax,JAX,type,noTypeCheck) {
for (var id in JAX) {if (JAX.hasOwnProperty(id) && JAX[id]) {
if ((noTypeCheck && JAX[id].version) || (JAX[id].isa && JAX[id].isa(JAX)))
{jax.push((JAX[id].id||id)+" "+type+" v"+JAX[id].version,["br"])}
}}
return jax;
};
/*
* Handle the MathJax HELP menu
*/
MENU.Help = function () {
window.open(CONFIG.helpURL,"MathJaxHelp");
};
/*
* Handle showing of element's source
*/
MENU.ShowSource = function (event) {
if (!event) {event = window.event}
var EVENT = {screenX:event.screenX, screenY:event.screenY};
if (!MENU.jax) return;
if (CONFIG.settings.format === "MathML") {
var MML = MathJax.ElementJax.mml;
if (MML && typeof(MML.mbase.prototype.toMathML) !== "undefined") {
// toMathML() can call MathJax.Hub.RestartAfter, so trap errors and check
try {MENU.ShowSource.Text(MENU.jax.root.toMathML(),event)} catch (err) {
if (!err.restart) {throw err}
MathJax.Callback.After([this,arguments.callee,EVENT]);
}
} else if (!AJAX.loadingToMathML) {
AJAX.loadingToMathML = true;
MENU.ShowSource.Window(event); // WeBKit needs to open window on click event
MathJax.Callback.Queue(
AJAX.Require("[MathJax]/extensions/toMathML.js"),
function () {delete AJAX.loadingToMathML},
[this,arguments.callee,EVENT] // call this function again
);
return;
}
} else {
if (MENU.jax.originalText == null) {alert("No TeX form available"); return}
MENU.ShowSource.Text(MENU.jax.originalText,event);
}
};
MENU.ShowSource.Window = function (event) {
if (!MENU.ShowSource.w) {
var def = [], DEF = CONFIG.windowSettings;
for (var id in DEF) {if (DEF.hasOwnProperty(id)) {def.push(id+"="+DEF[id])}}
MENU.ShowSource.w = window.open("","_blank",def.join(","));
}
return MENU.ShowSource.w;
};
MENU.ShowSource.Text = function (text,event) {
var w = MENU.ShowSource.Window(event);
text = text.replace(/^\s*/,"").replace(/\s*$/,"");
text = text.replace(/&/g,"&").replace(//g,">");
w.document.open();
w.document.write("MathJax Equation Source");
w.document.write("");
w.document.write(""); w.document.close();
var table = w.document.body.firstChild;
var H = (w.outerHeight-w.innerHeight)||30, W = (w.outerWidth-w.innerWidth)||30;
W = Math.min(Math.floor(.5*screen.width),table.offsetWidth+W+25);
H = Math.min(Math.floor(.5*screen.height),table.offsetHeight+H+25);
w.resizeTo(W,H);
if (event && event.screenX != null) {
var x = Math.max(0,Math.min(event.screenX-Math.floor(W/2), screen.width-W-20)),
y = Math.max(0,Math.min(event.screenY-Math.floor(H/2), screen.height-H-20));
w.moveTo(x,y);
}
delete MENU.ShowSource.w;
};
/*
* Handle rescaling all the math
*/
MENU.Scale = function () {
var HTMLCSS = MathJax.OutputJax["HTML-CSS"], nMML = MathJax.OutputJax.NativeMML;
var SCALE = (HTMLCSS ? HTMLCSS.config.scale : nMML.config.scale);
var scale = prompt("Scale all mathematics (compared to surrounding text) by",SCALE+"%");
if (scale) {
if (scale.match(/^\s*\d+\s*%?\s*$/)) {
scale = parseInt(scale);
if (scale) {
if (scale !== SCALE) {
if (HTMLCSS) {HTMLCSS.config.scale = scale}
if (nMML) {nMML.config.scale = scale}
MENU.cookie.scale = scale;
MENU.saveCookie(); HUB.Reprocess();
}
} else {alert("The scale should not be zero")}
} else {alert("The scale should be a perentage (e.g., 120%)")}
}
};
/*
* Handle loading the zoom code
*/
MENU.Zoom = function () {
if (!MathJax.Extension.MathZoom) {AJAX.Require("[MathJax]/extensions/MathZoom.js")}
};
/*
* Handle changing the renderer
*/
MENU.Renderer = function () {
var jax = HUB.config.outputJax["jax/mml"];
if (jax[0] !== CONFIG.settings.renderer) {
MathJax.Callback.Queue(
["Require",AJAX,"[MathJax]/jax/output/"+CONFIG.settings.renderer+"/config.js"],
["Post",HUB.Startup.signal,CONFIG.settings.renderer+" output selected"],
[function () {
var JAX = MathJax.OutputJax[CONFIG.settings.renderer];
for (var i = 0, m = jax.length; i < m; i++)
{if (jax[i] === JAX) {jax.splice(i,1); break}}
jax.unshift(JAX);
}],
["Reprocess",HUB]
);
}
};
/*
* Handle setting the HTMLCSS fonts
*/
MENU.Font = function () {
var HTMLCSS = MathJax.OutputJax["HTML-CSS"]; if (!HTMLCSS) return;
document.location.reload();
};
/*************************************************************/
/*************************************************************/
HUB.Browser.Select({
MSIE: function (browser) {
var quirks = (document.compatMode === "BackCompat");
var isIE8 = browser.versionAtLeast("8.0") && document.documentMode > 7;
MENU.Augment({
margin: 20,
msieBackgroundBug: (quirks || !isIE8),
msieAboutBug: quirks
});
if (document.documentMode >= 9) {
delete CONFIG.styles["#MathJax_About"].filter;
delete CONFIG.styles[".MathJax_Menu"].filter;
}
}
});
/*************************************************************/
HUB.Register.StartupHook("End Config",function () {
/*
* Get the menu settings from the HUB (which includes the
* data from the cookie already), and add the format, if
* it wasn't set in the cookie.
*/
CONFIG.settings = HUB.config.menuSettings;
if (!CONFIG.settings.format)
{CONFIG.settings.format = (MathJax.InputJax.TeX ? "Original" : "MathML")}
if (typeof(CONFIG.settings.showRenderer) !== "undefined") {CONFIG.showRenderer = CONFIG.settings.showRenderer}
if (typeof(CONFIG.settings.showFontMenu) !== "undefined") {CONFIG.showFontMenu = CONFIG.settings.showFontMenu}
if (typeof(CONFIG.settings.showContext) !== "undefined") {CONFIG.showContext = CONFIG.settings.showContext}
MENU.getCookie();
/*
* The main menu
*/
MENU.menu = MENU(
ITEM.COMMAND("Show Source",MENU.ShowSource),
ITEM.SUBMENU("Format",
ITEM.RADIO("MathML", "format"),
ITEM.RADIO("Original", "format", {value: "Original"})
),
ITEM.RULE(),
ITEM.SUBMENU("Settings",
ITEM.SUBMENU("Zoom Trigger",
ITEM.RADIO("Hover", "zoom", {action: MENU.Zoom}),
ITEM.RADIO("Click", "zoom", {action: MENU.Zoom}),
ITEM.RADIO("Double-Click", "zoom", {action: MENU.Zoom}),
ITEM.RADIO("No Zoom", "zoom", {value: "None"}),
ITEM.RULE(),
ITEM.LABEL("Trigger Requires:"),
ITEM.CHECKBOX((HUB.Browser.isMac ? "Option" : "Alt"), "ALT"),
ITEM.CHECKBOX("Command", "CMD", {hidden: !HUB.Browser.isMac}),
ITEM.CHECKBOX("Control", "CTRL", {hidden: HUB.Browser.isMac}),
ITEM.CHECKBOX("Shift", "Shift")
),
ITEM.SUBMENU("Zoom Factor",
ITEM.RADIO("125%", "zscale"),
ITEM.RADIO("133%", "zscale"),
ITEM.RADIO("150%", "zscale"),
ITEM.RADIO("175%", "zscale"),
ITEM.RADIO("200%", "zscale"),
ITEM.RADIO("250%", "zscale"),
ITEM.RADIO("300%", "zscale"),
ITEM.RADIO("400%", "zscale")
),
ITEM.RULE(),
ITEM.SUBMENU("Math Renderer", {hidden:!CONFIG.showRenderer},
ITEM.RADIO("HTML-CSS", "renderer", {action: MENU.Renderer}),
ITEM.RADIO("MathML", "renderer", {action: MENU.Renderer, value:"NativeMML"})
),
ITEM.SUBMENU("Font Preference", {hidden:!CONFIG.showFontMenu},
ITEM.LABEL("For HTML-CSS:"),
ITEM.RADIO("Auto", "font", {action: MENU.Font}),
ITEM.RULE(),
ITEM.RADIO("TeX (local)", "font", {action: MENU.Font}),
ITEM.RADIO("TeX (web)", "font", {action: MENU.Font}),
ITEM.RADIO("TeX (image)", "font", {action: MENU.Font}),
ITEM.RULE(),
ITEM.RADIO("STIX (local)", "font", {action: MENU.Font})
),
ITEM.SUBMENU("Contextual Menu", {hidden:!CONFIG.showContext},
ITEM.RADIO("MathJax", "context"),
ITEM.RADIO("Browser", "context")
),
ITEM.COMMAND("Scale All Math ...",MENU.Scale)
),
ITEM.RULE(),
ITEM.COMMAND("About MathJax",MENU.About),
ITEM.COMMAND("MathJax Help",MENU.Help)
);
});
MENU.showRenderer = function (show) {
MENU.cookie.showRenderer = CONFIG.showRenderer = show; MENU.saveCookie();
MENU.menu.items[3].menu.item[3].hidden = !show;
};
MENU.showFontMenu = function (show) {
MENU.cookie.showFontMenu = CONFIG.showFontMenu = show; MENU.saveCookie();
MENU.menu.items[3].menu.items[4].hidden = !show
};
MENU.showContext = function (show) {
MENU.cookie.showContext = CONFIG.showContext = show; MENU.saveCookie();
MENU.menu.items[3].menu.items[5].hidden = !show
};
/*************************************************************/
MathJax.Callback.Queue(
["Styles",AJAX,CONFIG.styles],
["Post",HUB.Startup.signal,"MathMenu Ready"],
["loadComplete",AJAX,"[MathJax]/extensions/MathMenu.js"]
);
})(MathJax.Hub,MathJax.HTML,MathJax.Ajax);