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fix: prevent indexed extent from beeing overwitten

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when using ol.source.Vector with snap, indexedFeaturesExtents_ is updated whenever source calls geometry#getExtent
This commit is contained in:
Fran Peručić
2015-03-30 15:06:09 +02:00
parent 60dbe93f7f
commit 6343c0420d
1 changed files with 4 additions and 3 deletions
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7
src/ol/interaction/snapinteraction.js
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@@ -27,8 +27,8 @@ goog.require('ol.structs.RBush');
/**
* @classdesc
* Handles snapping of vector features while modifying or drawing them. The
* features can come from a {@link ol.source.Vector}, a {@link ol.Collection}
* or a plain array. Any interaction object that allows the user to interact
* features can come from a {@link ol.source.Vector} or {@link ol.Collection}
* Any interaction object that allows the user to interact
* with the features using the mouse can benefit from the snapping, as long
* as it is added before.
*
@@ -163,7 +163,8 @@ ol.interaction.Snap.prototype.addFeature = function(feature, opt_listen) {
var segmentWriter = this.SEGMENT_WRITERS_[geometry.getType()];
if (goog.isDef(segmentWriter)) {
var feature_uid = goog.getUid(feature);
this.indexedFeaturesExtents_[feature_uid] = geometry.getExtent();
this.indexedFeaturesExtents_[feature_uid] = geometry.getExtent(
ol.extent.createEmpty());
segmentWriter.call(this, feature, geometry);
if (listen) {