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Reuse previousExtent_ local variable

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This commit is contained in:
Frederic Junod
2014-12-17 10:35:07 +01:00
parent 13ce41a1d5
commit 7c6ccca572
1 changed files with 3 additions and 4 deletions
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7
src/ol/map.js
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@@ -215,7 +215,7 @@ ol.Map = function(options) {
* @private
* @type {ol.Extent}
*/
this.previousExtent_ = null;
this.previousExtent_ = ol.extent.createEmpty();
/**
* @private
@@ -1261,13 +1261,12 @@ ol.Map.prototype.renderFrame_ = function(time) {
var idle = this.preRenderFunctions_.length === 0 &&
!frameState.viewHints[ol.ViewHint.ANIMATING] &&
!frameState.viewHints[ol.ViewHint.INTERACTING] &&
(!this.previousExtent_ ||
!ol.extent.equals(frameState.extent, this.previousExtent_));
!ol.extent.equals(frameState.extent, this.previousExtent_);
if (idle) {
this.dispatchEvent(
new ol.MapEvent(ol.MapEventType.MOVEEND, this, frameState));
this.previousExtent_ = ol.extent.clone(frameState.extent);
ol.extent.clone(frameState.extent, this.previousExtent_);
}
}