anchor.diff:      switch(tweenType) {
         case TWEEN_SCALE:
           currentScale = newValues[0];
  +        break;
  +      case TRANSLATE_XY:
  +        position.x = newValues[0];
  +        position.y = newValues[1];
  +        dirty = true;
           break;
       }
     }
  
positive.code:       case TWEEN_SCALE:
          returnValues[0] = currentScale;
          return 1;
      }
      
      return 0;
  
negative.code:       scale.setValues(scaleFactor, scaleFactor);
  
        _zoomDirty = true;
        Ranger.Application.instance.eventBus.fire(this);
  
        _updateMatrix();
    }
    
  