Add a getMap function to ol.FeatureOverlay

src/ol/featureoverlay.js

@@ -112,6 +112,15 @@ ol.FeatureOverlay.prototype.getFeatures = function() {
 };
 
 
+/**
+ * @return {?ol.Map} The map with which this feature overlay is associated.
+ * @api
+ */
+ol.FeatureOverlay.prototype.getMap = function() {
+  return this.map_;
+};
+
+
 /**
  * @private
  */

test/spec/ol/featureoverlay.test.js

@@ -25,10 +25,18 @@ describe('ol.FeatureOverlay', function() {
       expect(featureOverlay.getStyleFunction()()).to.eql(style);
     });
 
+    it('takes a map', function() {
+      var map = new ol.Map({});
+      var featureOverlay = new ol.FeatureOverlay({
+        map: map
+      });
+      expect(featureOverlay.getMap()).to.eql(map);
+    });
   });
 });
 
 goog.require('ol.Feature');
 goog.require('ol.FeatureOverlay');
+goog.require('ol.Map');
 goog.require('ol.geom.Point');
 goog.require('ol.style.Style');