       value = value.toString()
       cube = @cubes[key]
       index = @sets[key].indexOf value
-      cube.yDelta = cube.yLast = 90 * index
+      cube.delta = cube.last = 90 * index
       @_setSides cube
       @_setContent cube[faceSequence[index % 4]], value
 

    for set, cube of @cubes
      set = @sets[set]
      setLength = set.length
      offset = cube.yLast / 90
      if offset < 0
        if -offset > setLength
          offset = setLength - -offset % setLength



  _getTransform: (deg) ->
    (if @horizontalFlip then 'rotateZ(-90deg)' else '') +
      " translateZ(-#{ @size / 2 }px) rotateX(#{ deg }deg)"


  _setContent: (el, content) ->
