From 715f95cacead0025a57823e4cefa22e618f15df0 Mon Sep 17 00:00:00 2001
From: hwc487
Date: Wed, 1 Feb 2012 14:00:06 -0800
Subject: mouse wheel for zoom tool

---
 js/tools/ZoomTool.js | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

(limited to 'js/tools')

diff --git a/js/tools/ZoomTool.js b/js/tools/ZoomTool.js
index cabf3a3d..913dc02a 100644
--- a/js/tools/ZoomTool.js
+++ b/js/tools/ZoomTool.js
@@ -74,10 +74,12 @@ exports.ZoomTool = Montage.create(DrawingTool, {
            if(wasSelected) {
                 this.AddCustomFeedback();
                 this.eventManager.addEventListener( "toolDoubleClick", this, false);
+				this.application.ninja.stage.drawingCanvas.addEventListener("mousewheel", this, false);
 
            } else {
                 this.RemoveCustomFeedback();
                 this.eventManager.removeEventListener( "toolDoubleClick", this, false);
+				this.application.ninja.stage.drawingCanvas.removeEventListener("mousewheel", this, false);
            }
         }
     },
@@ -270,19 +272,9 @@ exports.ZoomTool = Montage.create(DrawingTool, {
 			}
 			else if (this._mode === "mouseWheelZoom")
 			{
-				if (userContent)
-				{
-					var w = userContent.offsetWidth,
-						h = userContent.offsetHeight;
-					if(userContent.width)
-						w = userContent.width;
-					if(userContent.height)
-						h = userContent.height;
-					var localPt = [ w/2,  h/2, 0];
-					globalPt = viewUtils.localToGlobal( localPt, userContent );
-				}
-				else
-					globalPt = [0,0,0];
+                var w = this.application.ninja.stage._canvas.width,
+                    h = this.application.ninja.stage._canvas.height;
+				globalPt = [w/2, h/2, 0];
 			}
 			else
 			{
-- 
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