From 198d4de0e6f5ca926d15eac363bc2aedc639877b Mon Sep 17 00:00:00 2001
From: Mark Salsbery <msalsbery@hotmail.com>
Date: Tue, 20 Jan 2015 11:01:09 -0800
Subject: [PATCH] Added setMouseNavEnabled() and isMouseNavEnabled() method
 overrides to Navigator (#572)

---
 changelog.txt    |  1 +
 src/navigator.js | 30 ++++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/changelog.txt b/changelog.txt
index e3bd3156..db650743 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -20,6 +20,7 @@ OPENSEADRAGON CHANGELOG
 * Requesting keyboard focus when viewer is clicked (#537)
 * Arrow key navigation fixed across platforms (#565)
 * Removed textarea element from viewer DOM. Viewer.canvas now handles keyboard navigation (#569)
+* Added setMouseNavEnabled() and isMouseNavEnabled() method overrides to Navigator (#572)
 
 1.2.0:
 
diff --git a/src/navigator.js b/src/navigator.js
index 9e18d6ca..3638efde 100644
--- a/src/navigator.js
+++ b/src/navigator.js
@@ -229,6 +229,36 @@ $.Navigator = function( options ){
 
 $.extend( $.Navigator.prototype, $.EventSource.prototype, $.Viewer.prototype, /** @lends OpenSeadragon.Navigator.prototype */{
 
+    /**
+     * @function
+     * @return {Boolean}
+     */
+    isMouseNavEnabled: function () {
+        return this.element.innerTracker.isTracking();
+    },
+
+    /**
+     * @function
+     * @param {Boolean} enabled - true to enable, false to disable
+     * @return {OpenSeadragon.Navigator} Chainable.
+     * @fires OpenSeadragon.Navigator.event:mouse-enabled
+     */
+    setMouseNavEnabled: function( enabled ){
+        this.element.innerTracker.setTracking( enabled );
+        /**
+         * Raised when mouse/touch navigation is enabled or disabled (see {@link OpenSeadragon.Navigator#setMouseNavEnabled}).
+         *
+         * @event mouse-enabled
+         * @memberof OpenSeadragon.Navigator
+         * @type {object}
+         * @property {OpenSeadragon.Navigator} eventSource - A reference to the Navigator which raised the event.
+         * @property {Boolean} enabled
+         * @property {?Object} userData - Arbitrary subscriber-defined object.
+         */
+        this.raiseEvent( 'mouse-enabled', { enabled: enabled } );
+        return this;
+    },
+
     /**
      * Used to notify the navigator when its size has changed. 
      * Especially useful when {@link OpenSeadragon.Options}.navigatorAutoResize is set to false and the navigator is resizable.