Cache perspective distance lookup to speed up user interaction.

Signed-off-by: Nivesh Rajbhandari <mqg734@motorola.com>

1 files changed, 6 insertions, 9 deletions

diff --git a/js/helper-classes/3D/view-utils.js b/js/helper-classes/3D/view-utils.js
index a3d09404..3c7ae6ff 100755
--- a/js/helper-classes/3D/view-utils.js
+++ b/js/helper-classes/3D/view-utils.js
@@ -195,7 +195,12 @@ exports.ViewUtils = Montage.create(Component, {
 
     getPerspectiveDistFromElement: {
         value: function( elt ) {
-            return ElementsMediator.getPerspectiveDist(elt);
+            var pDist = ElementsMediator.getPerspectiveDist(elt);
+            if(pDist === "none") {
+                return null;
+            } else {
+                return pDist;
+            }
         }
     },
 
@@ -1320,14 +1325,6 @@ exports.ViewUtils = Montage.create(Component, {
             }
     },
 
-        getCurrentDocument:
-        {
-                value: function()
-                {
-                        return snapManagerModule.SnapManager.application.ninja.currentDocument;
-                }
-        },
-
         setStageZoom: {
         value:function( globalPt,  zoomFactor ) {
             var localPt;