suzanne.soy/scribble-mathjax
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Handle positioning to a hash URL when the link is to an element within SVG output. Resolves remainder of issue #297.

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This commit is contained in:
Davide P. Cervone 2012-09-04 08:53:20 -04:00
parent b58c667f8b
commit a30d9067fe
5 changed files with 31 additions and 11 deletions
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2
MathJax.js
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2
config/TeX-AMS-MML_SVG-full.js
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2
jax/output/SVG/jax.js
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17
unpacked/MathJax.js
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@ -30,7 +30,7 @@ if (!window.MathJax) {window.MathJax= {}}
if (!MathJax.Hub) { // skip if already loaded
MathJax.version = "2.0";
MathJax.fileversion = "2.0.5";
MathJax.fileversion = "2.0.6";
/**********************************************************/
@ -1923,9 +1923,22 @@ MathJax.Hub.Startup = {
for (var i = 0, m = a.length; i < m; i++)
{if (a[i].name === name) {target = a[i]; break}}
}
if (target) {setTimeout(function () {target.scrollIntoView(true)},1)}
if (target) {
while (!target.scrollIntoView) {target = target.parentNode}
target = this.HashCheck(target);
if (target && target.scrollIntoView)
{setTimeout(function () {target.scrollIntoView(true)},1)}
}
}
},
HashCheck: function (target) {
if (target.isMathJax) {
var jax = MathJax.Hub.getJaxFor(target);
if (jax && MathJax.OutputJax[jax.outputJax].hashCheck)
{target = MathJax.OutputJax[jax.outputJax].hashCheck(target)}
}
return target;
},
//
// Load the Menu and Zoom code, if it hasn't already been loaded.

19
unpacked/jax/output/SVG/jax.js
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@ -345,6 +345,16 @@
state.SVGlast = state.SVGeqn;
},
//
// Return the containing HTML element rather than the SVG element, since
// most browsers can't position to an SVG element properly.
//
hashCheck: function (target) {
if (target && target.nodeName === "g")
{do {target = target.parentNode} while (target && target.firstChild.nodeName !== "svg")}
return target;
},
getJaxFromMath: function (math) {
if (math.parentNode.className === "MathJax_SVG_Display") {math = math.parentNode}
return HUB.getJaxFor(math.nextSibling);
@ -1035,12 +1045,9 @@
SVGlink: function () {
var href = this.href.animVal;
if (href.charAt(0) === "#") {
var link = document.getElementById(href.substr(1));
if (link && link.nodeName === "g") {
do {link = link.parentNode} while (link && link.nodeName !== "svg");
if (link && link.parentNode && link.parentNode.scrollIntoView)
{setTimeout(function () {link.parentNode.scrollIntoView(true)},1)}
}
var target = SVG.hashCheck(document.getElementById(href.substr(1)));
if (target && target.scrollIntoView)
{setTimeout(function () {target.parentNode.scrollIntoView(true)},1)}
}
document.location = href;
},