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Simplify login in getW and handle IE7 problem with initial space in the span

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This commit is contained in:
Davide P. Cervone 2011-09-06 08:52:31 -04:00
parent 66be7cd2f7
commit 17f03acbbe
6 changed files with 22 additions and 27 deletions

4
config/Accessible-full.js
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4
config/MML_HTMLorMML-full.js
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4
config/TeX-AMS-MML_HTMLorMML-full.js
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config/TeX-AMS_HTML-full.js
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2
jax/output/HTML-CSS/jax.js
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31
unpacked/jax/output/HTML-CSS/jax.js
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@ -611,27 +611,22 @@
return HD;
},
getW: function (span) {
var W, H, w, start;
var W, H, w = (span.bbox||{w:0}).w, start = span;
if (span.bbox && span.bbox.exactW) {return span.bbox.w}
if (this.negativeBBoxes) {W = span.offsetWidth; H = span.parentNode.offsetHeight}
if ((w > 0 && !this.negativeSkipBug) || this.negativeBBoxes) {W = span.offsetWidth; H = span.parentNode.offsetHeight}
else if (w < 0 && this.msieNegativeBBoxBug) {W = -span.offsetWidth, H = span.parentNode.offsetHeight}
else {
w = (span.bbox||{w:0}).w; start = span;
if (w < 0 && this.msieNegativeBBoxBug) {W = -span.offsetWidth, H = span.parentNode.offsetHeight}
else if (w > 0) {W = span.offsetWidth; H = span.parentNode.offsetHeight}
else {
// IE can't deal with a space at the beginning, so put something else first
if (this.negativeSkipBug) {
var position = span.style.position; span.style.position = "absolute";
start = this.startMarker;
if (span.firstChild) {span.insertBefore(start,span.firstChild)}
else {span.appendChild(start)}
start = this.startMarker;
}
span.appendChild(this.endMarker);
W = this.endMarker.offsetLeft - start.offsetLeft;
span.removeChild(this.endMarker);
if (this.negativeSkipBug) {span.removeChild(start); span.style.position = position}
// IE can't deal with a space at the beginning, so put something else first
if (this.negativeSkipBug) {
var position = span.style.position; span.style.position = "absolute";
start = this.startMarker;
if (span.firstChild) {span.insertBefore(start,span.firstChild)} else {span.appendChild(start)}
start = this.startMarker;
}
span.appendChild(this.endMarker);
W = this.endMarker.offsetLeft - start.offsetLeft;
span.removeChild(this.endMarker);
if (this.negativeSkipBug) {span.removeChild(start); span.style.position = position}
}
if (H != null) {span.parentNode.HH = H/this.em}
return W/this.em;