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Cluster everything up from the bottom. Makes clustering look visually pleasing and gets rid of artifacts from old clustering. Some dead code removal from this change next...

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danzel
2012-07-24 16:12:27 +12:00
parent 35f112b2bf
commit 2a0a62f3f0
1 changed files with 9 additions and 9 deletions
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src/MarkerClusterGroup.js
+9 -9
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@@ -60,23 +60,23 @@ L.MarkerClusterGroup = L.FeatureGroup.extend({
},
_generateInitialClusters: function () {
var res = this._topClusterLevel = this._clusterToMarkerCluster(this._needsClustering, this._map.getZoom()),
minZoom = this._map.getMinZoom();
var minZoom = this._map.getMinZoom(),
maxZoom = this._map.getMaxZoom(),
currentZoom = this._map.getZoom();
//Generate 2 levels up if we can
if (minZoom < this._topClusterLevel._zoom && this._topClusterLevel._childCount > 1) {
this._topClusterLevel = this._clusterToMarkerCluster(this._needsClustering, maxZoom);
//Generate to the top
while (minZoom < this._topClusterLevel._zoom) {
this._topClusterLevel = this._clusterToMarkerCluster(this._topClusterLevel._childClusters.concat(this._topClusterLevel._markers), this._topClusterLevel._zoom - 1);
if (minZoom < this._topClusterLevel._zoom && this._topClusterLevel._childCount > 1) {
this._topClusterLevel = this._clusterToMarkerCluster(this._topClusterLevel._childClusters.concat(this._topClusterLevel._markers), this._topClusterLevel._zoom - 1);
}
}
//Remember the current zoom level and bounds
this._zoom = this._map._zoom;
this._zoom = currentZoom;
this._currentShownBounds = this._getExpandedVisibleBounds();
//Make things appear on the map
res._recursivelyAddChildrenToMap(null, 1, this._getExpandedVisibleBounds());
this._topClusterLevel._recursivelyAddChildrenToMap(null, currentZoom - minZoom + 1, this._currentShownBounds);
},
//Merge and split any existing clusters that are too big or small