DraggingImage

The Image for dragging representing.

@author paling

Instance Fields

`function getDisplay(): DisplayObject`

Returns the display object for the representation of dragging.

`function switchToAcceptImage(): Void`

Paints the image for accept state of dragging.(means drop allowed)

`function switchToRejectImage(): Void`

Paints the image for reject state of dragging.(means drop not allowed)