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Merge pull request #709 from jorix/ghostClusters

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Bug: Ghost clusters
This commit is contained in:
ahocevar
2012-10-17 10:33:30 -07:00
parent 788d49a3bb ee34448844
commit 4b7a0b43b1
2 changed files with 26 additions and 3 deletions
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8
lib/OpenLayers/Strategy/Cluster.js
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@@ -79,6 +79,7 @@ OpenLayers.Strategy.Cluster = OpenLayers.Class(OpenLayers.Strategy, {
if(activated) {
this.layer.events.on({
"beforefeaturesadded": this.cacheFeatures,
"featuresremoved": this.clearCache,
"moveend": this.cluster,
scope: this
});
@@ -100,6 +101,7 @@ OpenLayers.Strategy.Cluster = OpenLayers.Class(OpenLayers.Strategy, {
this.clearCache();
this.layer.events.un({
"beforefeaturesadded": this.cacheFeatures,
"featuresremoved": this.clearCache,
"moveend": this.cluster,
scope: this
});
@@ -134,7 +136,9 @@ OpenLayers.Strategy.Cluster = OpenLayers.Class(OpenLayers.Strategy, {
* Clear out the cached features.
*/
clearCache: function() {
this.features = null;
if(!this.clustering) {
this.features = null;
}
},
/**
@@ -169,7 +173,9 @@ OpenLayers.Strategy.Cluster = OpenLayers.Class(OpenLayers.Strategy, {
}
}
}
this.clustering = true;
this.layer.removeAllFeatures();
this.clustering = false;
if(clusters.length > 0) {
if(this.threshold > 1) {
var clone = clusters.slice();