[racket] Racket/gui : How to rotate a bitmap% ?

From: Jay McCarthy (jay.mccarthy at gmail.com)
Date: Mon May 2 17:53:00 EDT 2011

If you are using 2htdp/image, you can use 'rotate'


If you are using a dc directly with draw-bitmap, you can use a
different 'rotate'


How are you drawing?


2011年5月2日15:30 Jyu 。 <julien-0659 at hotmail.fr>:
> Hi !
> For a school project who use the chipmunk 2D physics library, I need to
> rotate an image (instance of bitmap%)..
> I searched for a long time but I have not found, someone know how can I do
> this ?
> Thanks.
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Jay McCarthy <jay at cs.byu.edu>
Assistant Professor / Brigham Young University

"The glory of God is Intelligence" - D&C 93

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