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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/circle.js
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@@ -94,20 +94,14 @@ ol.geom.Circle.prototype.getCenter = function() {
/**
* @inheritDoc
* @api
*/
ol.geom.Circle.prototype.getExtent = function(opt_extent) {
if (this.extentRevision != this.getRevision()) {
var flatCoordinates = this.flatCoordinates;
var radius = flatCoordinates[this.stride] - flatCoordinates[0];
this.extent = ol.extent.createOrUpdate(
flatCoordinates[0] - radius, flatCoordinates[1] - radius,
flatCoordinates[0] + radius, flatCoordinates[1] + radius,
this.extent);
this.extentRevision = this.getRevision();
}
goog.asserts.assert(goog.isDef(this.extent));
return ol.extent.returnOrUpdate(this.extent, opt_extent);
ol.geom.Circle.prototype.computeExtent = function(extent) {
var flatCoordinates = this.flatCoordinates;
var radius = flatCoordinates[this.stride] - flatCoordinates[0];
return ol.extent.createOrUpdate(
flatCoordinates[0] - radius, flatCoordinates[1] - radius,
flatCoordinates[0] + radius, flatCoordinates[1] + radius,
extent);
};