On 5/5/05, Hidetoshi NAGAI <nagai / ai.kyutech.ac.jp> wrote:
> From: Joe Van Dyk <joevandyk / gmail.com>
> Subject: Ruby-tk question
> Date: Fri, 6 May 2005 09:24:01 +0900
> Message-ID: <c715e64050505172319751570 / mail.gmail.com>
> > What's the easiest way to rotate a Tk Canvas Polygon?
> 
> Probably, you'll have to calculate coords by yourself.

Hm, I have no idea how to do that.  Trig was so long ago.