Function to redraw Bitmap on Sprite without passing in said Bitmap?

If I have a BitmapData that's already been dr开发者_运维知识库awn onto a Sprite. Is there a way to redraw the BitmapData onto a Sprites Graphics object without having to invoke beginBitmapFill and passing in the same BitmapData?

You may clone the image.

See the example: http://www.webverwirklichung.com/en/blog/programming/flex/clone-image-flex-flashdisplayloader