generate masks for thumbnails

1 files changed, 3 insertions, 4 deletions

diff --git a/public/assets/javascripts/ui/editor/WallpaperPicker.js b/public/assets/javascripts/ui/editor/WallpaperPicker.js
index 140076d..6bf2542 100644
--- a/public/assets/javascripts/ui/editor/WallpaperPicker.js
+++ b/public/assets/javascripts/ui/editor/WallpaperPicker.js
@@ -133,7 +133,7 @@ var WallpaperPicker = UploadView.extend({
 	
 	wall: null,
 	pickWall: function(wall){
-    if (wall.background.src == "none") {
+    if (! wall.background || wall.background.src == "none") {
       return;
     }
     this.wall = wall
@@ -148,16 +148,16 @@ var WallpaperPicker = UploadView.extend({
 	
 	initializePositionCursor: function(){
 	  var base = this
-	  var dx = 0, dy = 0, dragging = false
+	  var dx = 0, dy = 0, dragging = false, delta
 	  var x = 0, y = 0, s = 1
     var mymouse = new mouse({
       el: this.$position[0],
       down: function(e, cursor){
         if (! base.wall) return
+        dragging = true
         s = parseFloat( base.$scale.val() )
         x = base.wall.background.x
         y = base.wall.background.y
-        dragging = true
       },
       drag: function(e, cursor){
         if (! dragging) return
@@ -172,7 +172,6 @@ var WallpaperPicker = UploadView.extend({
         })
       },
       up: function(e, cursor, new_cursor){
-        delta.zero()
         dragging = false
       },
     })