From 5476b2155a69594c4c55ab802b7e3427594034ba Mon Sep 17 00:00:00 2001
From: YD <yoavdamri@gmail.com>
Date: Tue, 29 Nov 2016 08:21:41 +0200
Subject: [PATCH 1/2] add pointer position to zoom event

---
 lib/network/modules/InteractionHandler.js           | 4 ++--
 lib/network/modules/components/NavigationHandler.js | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/network/modules/InteractionHandler.js b/lib/network/modules/InteractionHandler.js
index b4e6fec4d..14ab3a7e8 100644
--- a/lib/network/modules/InteractionHandler.js
+++ b/lib/network/modules/InteractionHandler.js
@@ -472,10 +472,10 @@ class InteractionHandler {
       this.body.emitter.emit('_requestRedraw');
 
       if (scaleOld < scale) {
-        this.body.emitter.emit('zoom', {direction: '+', scale: this.body.view.scale});
+        this.body.emitter.emit('zoom', {direction: '+', scale: this.body.view.scale, pointer: pointer});
       }
       else {
-        this.body.emitter.emit('zoom', {direction: '-', scale: this.body.view.scale});
+        this.body.emitter.emit('zoom', {direction: '-', scale: this.body.view.scale, pointer: pointer});
       }
     }
   }
diff --git a/lib/network/modules/components/NavigationHandler.js b/lib/network/modules/components/NavigationHandler.js
index 143478146..befe3063a 100644
--- a/lib/network/modules/components/NavigationHandler.js
+++ b/lib/network/modules/components/NavigationHandler.js
@@ -160,7 +160,7 @@ class NavigationHandler {
 
     this.body.view.scale = scale;
     this.body.view.translation = { x: tx, y: ty };
-    this.body.emitter.emit('zoom', { direction: '+', scale: this.body.view.scale });
+    this.body.emitter.emit('zoom', { direction: '+', scale: this.body.view.scale, pointer: pointer });
   }
   _zoomOut()  {
     var scaleOld = this.body.view.scale;
@@ -172,7 +172,7 @@ class NavigationHandler {
 
     this.body.view.scale = scale;
     this.body.view.translation = { x: tx, y: ty };
-    this.body.emitter.emit('zoom', { direction: '-', scale: this.body.view.scale });
+    this.body.emitter.emit('zoom', { direction: '-', scale: this.body.view.scale, pointer: pointer });
   }
 
 

From 5977dd65e761668f5052fc533ccdca43034eac02 Mon Sep 17 00:00:00 2001
From: YD <yoavdamri@gmail.com>
Date: Tue, 29 Nov 2016 12:36:13 +0200
Subject: [PATCH 2/2] Update docs with zoom api

---
 docs/network/index.html | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/docs/network/index.html b/docs/network/index.html
index cfd03d641..2742e3b8c 100644
--- a/docs/network/index.html
+++ b/docs/network/index.html
@@ -1400,8 +1400,14 @@ <h2 id="Events">Events</h2>
                 <td>Fired if the option <code>interaction:{hover:true}</code> is enabled and the mouse moved away from an edge it was hovering over before.</td>
             </tr>
             <tr><td id="event_zoom">zoom</td>
-                <td><code>{direction:'+'/'-', scale: Number}</code></td>
-                <td>Fired when the user zooms in or out. The properties tell you which direction the zoom is in. The scale is a number greater than 0, which is the same that you get with network.getScale().</td>
+                <td>Object</td>
+                <td>Fired when the user zooms in or out. The properties tell you which direction the zoom is in. The scale is a number greater than 0, which is the same that you get with network.getScale(), Passes an object with properties structured as:
+<pre class="prettyprint lang-js">{
+  direction: '+'/'-',
+  scale: Number,
+  pointer: {x:pointer_x, y:pointer_y}
+}
+</pre></td>
             </tr>
             <tr><td id="event_showPopup">showPopup</td>
                 <td><code>id of item corresponding to popup</code></td>