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Care with transform

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Since the transform method takes an arbitrary transform function, new coordinates may not be ordered in the same way as the originals.
This commit is contained in:
Tim Schaub
2013-01-23 22:03:08 -07:00
parent d6c96c058f
commit 0845dea366
2 changed files with 21 additions and 3 deletions
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7
src/ol/extent.js
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@@ -94,7 +94,8 @@ ol.Extent.prototype.getTopRight = function() {
* @return {ol.Extent} Extent.
*/
ol.Extent.prototype.transform = function(transformFn) {
var min = transformFn(new ol.Coordinate(this.minX, this.minY));
var max = transformFn(new ol.Coordinate(this.maxX, this.maxY));
return new ol.Extent(min.x, min.y, max.x, max.y);
var a = transformFn(new ol.Coordinate(this.minX, this.minY));
var b = transformFn(new ol.Coordinate(this.maxX, this.maxY));
return new ol.Extent(Math.min(a.x, b.x), Math.min(a.y, b.y),
Math.max(a.x, b.x), Math.max(a.y, b.y));
};