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cleanup setOpacity for IE

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This commit is contained in:
Vladimir Agafonkin 2012-07-25 11:08:51 +03:00
parent 3826467f46
commit 3201dd066a
2 changed files with 11 additions and 14 deletions
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1
CHANGELOG.md
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@ -146,6 +146,7 @@ Icon API was improved to be more flexible, but one of the changes is backwards-i
* Fixed a bug that could cause false `mousemove` events on click in Chrome (by [@stsydow](https://github.com/stsydow)). [#757](https://github.com/CloudMade/Leaflet/pull/757)
* Fixed a bug in IE6-8 where adding fill or stroke on vector layers after initialization with `setStyle` would break the map. [#641](https://github.com/CloudMade/Leaflet/issues/641)
* Fixed a bug that broke Leaflet for websites that had XHTML content-type header set (by [lars-sh](https://github.com/lars-sh)). [#801](https://github.com/CloudMade/Leaflet/pull/801)
* Fixed a bug with setOpacity in IE where it would not work correctly if used more than once on the same element (by [@ajbeaven](https://github.com/ajbeaven)). [#827](https://github.com/CloudMade/Leaflet/pull/827)
#### Mobile browser bugfixes

20
src/dom/DomUtil.js
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@ -106,29 +106,25 @@ L.DomUtil = {
},
setOpacity: function (el, value) {
if ('opacity' in el.style) {
el.style.opacity = value;
} else if (L.Browser.ie) {
var filter = false,
prefix = 'DXImageTransform.Microsoft.',
filterName = 'Alpha';
filterName = 'DXImageTransform.Microsoft.Alpha';
// filters collection throws an error if we try to retrieve a filter that doesn't exist
try { filter = el.filters.item(prefix + filterName); } catch (e) { }
if (!filter) try { filter = el.filters.item(filterName); } catch (e) { }
try { filter = el.filters.item(filterName); } catch (e) {}
value = Math.round(value * 100);
if (value === 100) {
if (filter) {
filter.Enabled = false;
}
} else {
if (filter) {
filter.Enabled = true;
filter.Enabled = (value === 100);
filter.Opacity = value;
} else {
el.style.filter += ' progid:' + prefix + filterName + '(opacity=' + value + ')';
}
el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')';
}
}
},