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Add geom.ol.geom.Geometry#computeExtent function

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This commit is contained in:
Frederic Junod
2015-01-08 11:38:20 +01:00
parent 35468e2bbb
commit 8bd0a1232a
5 changed files with 37 additions and 50 deletions
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20
src/ol/geom/geometrycollection.js
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@@ -1,7 +1,6 @@
goog.provide('ol.geom.GeometryCollection');
goog.require('goog.array');
goog.require('goog.asserts');
goog.require('goog.events');
goog.require('goog.events.EventType');
goog.require('goog.object');
@@ -130,21 +129,14 @@ ol.geom.GeometryCollection.prototype.containsXY = function(x, y) {
/**
* @inheritDoc
* @api stable
*/
ol.geom.GeometryCollection.prototype.getExtent = function(opt_extent) {
if (this.extentRevision != this.getRevision()) {
var extent = ol.extent.createOrUpdateEmpty(this.extent);
var geometries = this.geometries_;
var i, ii;
for (i = 0, ii = geometries.length; i < ii; ++i) {
ol.extent.extend(extent, geometries[i].getExtent());
}
this.extent = extent;
this.extentRevision = this.getRevision();
ol.geom.GeometryCollection.prototype.computeExtent = function(extent) {
ol.extent.createOrUpdateEmpty(extent);
var geometries = this.geometries_;
for (var i = 0, ii = geometries.length; i < ii; ++i) {
ol.extent.extend(extent, geometries[i].getExtent());
}
goog.asserts.assert(goog.isDef(this.extent));
return ol.extent.returnOrUpdate(this.extent, opt_extent);
return extent;
};