From bd8354c8316b176d66f7babbf7b1fb589c1708be Mon Sep 17 00:00:00 2001
From: ahocevar <andreas.hocevar@gmail.com>
Date: Sun, 24 Jun 2012 17:08:32 +0200
Subject: [PATCH] Adding destroy method.

The control now removes its markup from the DOM. A nice aspect of our event handling is that no events need to be registered on any of the dom elements that controls create.
---
 src/ol/control/Zoom.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/ol/control/Zoom.js b/src/ol/control/Zoom.js
index ecd976cbea..c92f7a95de 100644
--- a/src/ol/control/Zoom.js
+++ b/src/ol/control/Zoom.js
@@ -95,6 +95,13 @@ ol.control.Zoom.prototype.handle = function(evt) {
     return !handled;
 };
 
+ol.control.Zoom.prototype.destroy = function() {
+    goog.dom.removeNode(goog.dom.getElementByClass(
+        ol.control.Zoom.RES.CLS, this.map_.getViewport()
+    ));
+    goog.base(this, 'destroy');
+};
+
 ol.control.addControl('zoom', ol.control.Zoom);
 
 ol.control.Zoom.RES = {