From 5644c27d9e4043fc10980d712379da80ca3e6f0e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Tue, 5 Mar 2013 10:07:33 +0100
Subject: [PATCH] Animate double click/tap zoom

---
 src/ol/interaction/dblclickzoominteraction.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/ol/interaction/dblclickzoominteraction.js b/src/ol/interaction/dblclickzoominteraction.js
index c8f63a37c7..e758e67d44 100644
--- a/src/ol/interaction/dblclickzoominteraction.js
+++ b/src/ol/interaction/dblclickzoominteraction.js
@@ -8,6 +8,12 @@ goog.require('ol.View2D');
 goog.require('ol.interaction.Interaction');
 
 
+/**
+ * @define {number} Animation duration.
+ */
+ol.interaction.DBLCLICKZOOM_ANIMATION_DURATION = 250;
+
+
 
 /**
  * @constructor
@@ -41,7 +47,8 @@ ol.interaction.DblClickZoom.prototype.handleMapBrowserEvent =
     // FIXME works for View2D only
     var view = map.getView();
     goog.asserts.assert(view instanceof ol.View2D);
-    view.zoomByDelta(map, delta, anchor);
+    view.zoomByDelta(map, delta, anchor,
+        ol.interaction.DBLCLICKZOOM_ANIMATION_DURATION);
     mapBrowserEvent.preventDefault();
     browserEvent.preventDefault();
   }