Skipped features replaces RenderGeometryFunction

src/ol/layer/vectorlayer.js

@@ -1,18 +1,15 @@
 goog.provide('ol.layer.Vector');
 
+goog.require('goog.array');
+goog.require('goog.events');
+goog.require('goog.events.EventType');
 goog.require('goog.object');
+goog.require('ol.Collection');
+goog.require('ol.CollectionEventType');
 goog.require('ol.feature');
 goog.require('ol.layer.Layer');
 
 
-/**
- * @enum {string}
- */
-ol.layer.VectorProperty = {
-  RENDER_GEOMETRY_FUNCTIONS: 'renderGeometryFunctions'
-};
-
-
 
 /**
  * @constructor
@@ -48,24 +45,29 @@ ol.layer.Vector = function(opt_options) {
     this.setStyle(options.style);
   }
 
+  /**
+   * Collection of Features to skip drawing.
+   * @type {ol.Collection}
+   * @private
+   */
+  this.skippedFeatures_ = new ol.Collection();
+
+  /**
+   * Array of Feature ids to skip drawing.
+   * @type {Array.<number>}
+   * @private
+   */
+  this.skippedFeaturesIds_ = [];
+
+  goog.events.listen(this.skippedFeatures_, [
+    ol.CollectionEventType.REMOVE,
+    ol.CollectionEventType.ADD
+  ], this.updateSkippedFeaturesArray_, false, this);
+
 };
 goog.inherits(ol.layer.Vector, ol.layer.Layer);
 
 
-/**
- * @return {ol.Collection|undefined} Render geometry functions.
- * @todo stability experimental
- */
-ol.layer.Vector.prototype.getRenderGeometryFunctions = function() {
-  return /** @type {ol.Collection|undefined} */ (
-      this.get(ol.layer.VectorProperty.RENDER_GEOMETRY_FUNCTIONS));
-};
-goog.exportProperty(
-    ol.layer.Vector.prototype,
-    'getRenderGeometryFunctions',
-    ol.layer.Vector.prototype.getRenderGeometryFunctions);
-
-
 /**
  * Get the style for features.  This returns whatever was passed to the `style`
  * option at construction or to the `setStyle` method.
@@ -87,22 +89,6 @@ ol.layer.Vector.prototype.getStyleFunction = function() {
 };
 
 
-/**
- * @param {ol.Collection|undefined} renderGeometryFunctions Render geometry
- *     functions.
- * @todo stability experimental
- */
-ol.layer.Vector.prototype.setRenderGeometryFunctions =
-    function(renderGeometryFunctions) {
-  this.set(ol.layer.VectorProperty.RENDER_GEOMETRY_FUNCTIONS,
-      renderGeometryFunctions);
-};
-goog.exportProperty(
-    ol.layer.Vector.prototype,
-    'setRenderGeometryFunctions',
-    ol.layer.Vector.prototype.setRenderGeometryFunctions);
-
-
 /**
  * Set the style for features.  This can be a single style object, an array
  * of styles, or a function that takes a feature and resolution and returns
@@ -116,3 +102,36 @@ ol.layer.Vector.prototype.setStyle = function(style) {
   this.styleFunction_ = ol.feature.createStyleFunction(style);
   this.dispatchChangeEvent();
 };
+
+
+/**
+ * Update Features Ids internal array.
+ * @private
+ */
+ol.layer.Vector.prototype.updateSkippedFeaturesArray_ = function() {
+  this.skippedFeaturesIds_ = goog.array.map(
+      this.skippedFeatures_.getArray(), goog.getUid);
+  // Don’t use dispatchChangeEvent here because we don’t want the batch
+  // to be re-created, just replayed.
+  this.dispatchEvent(goog.events.EventType.CHANGE);
+};
+
+
+/**
+ * Get the collection of features to be skipped.
+ * @return {ol.Collection} Features collection.
+ * @todo stability experimental
+ */
+ol.layer.Vector.prototype.getSkippedFeatures = function() {
+  return this.skippedFeatures_;
+};
+
+
+/**
+ * Get the feature’s ids to be skipped.
+ * @return {Array.<number>} Array of features Ids
+ * @todo stability experimental
+ */
+ol.layer.Vector.prototype.getSkippedFeaturesIds = function() {
+  return this.skippedFeaturesIds_;
+};