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Make handling of skipped features faster

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This commit is contained in:
Éric Lemoine
2014-04-18 10:52:20 +02:00
parent 551dd94494
commit 4e965123c8
1 changed files with 21 additions and 13 deletions
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34
src/ol/map.js
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@@ -368,9 +368,10 @@ ol.Map = function(options) {
* @private
*/
this.skippedFeatures_ = new ol.Collection();
goog.events.listen(this.skippedFeatures_,
[ol.CollectionEventType.ADD, ol.CollectionEventType.REMOVE],
this.handleSkippedFeaturesChange_, false, this);
goog.events.listen(this.skippedFeatures_, ol.CollectionEventType.ADD,
this.handleSkippedFeaturesAdd_, false, this);
goog.events.listen(this.skippedFeatures_, ol.CollectionEventType.REMOVE,
this.handleSkippedFeaturesRemove_, false, this);
this.registerDisposable(this.skippedFeatures_);
/**
@@ -931,17 +932,24 @@ ol.Map.prototype.handleSizeChanged_ = function() {
/**
* @private
* @param {ol.CollectionEvent} event Collection "add" event.
*/
ol.Map.prototype.handleSkippedFeaturesChange_ = function() {
this.skippedFeatureUids_ = {};
this.skippedFeatures_.forEach(
/**
* @param {ol.Feature} feature Feature.
* @this {ol.Map}
*/
function(feature) {
this.skippedFeatureUids_[goog.getUid(feature).toString()] = true;
}, this);
ol.Map.prototype.handleSkippedFeaturesAdd_ = function(event) {
var feature = /** @type {ol.Feature} */ (event.element);
var featureUid = goog.getUid(feature).toString();
this.skippedFeatureUids_[featureUid] = true;
this.render();
};
/**
* @private
* @param {ol.CollectionEvent} event Collection "remove" event.
*/
ol.Map.prototype.handleSkippedFeaturesRemove_ = function(event) {
var feature = /** @type {ol.Feature} */ (event.element);
var featureUid = goog.getUid(feature).toString();
delete this.skippedFeatureUids_[featureUid];
this.render();
};