[racket] Annulus with dc%?

You could use a large pen and just not draw the center part at all.

Robby


On Fri, Sep 20, 2013 at 12:51 PM, J. Ian Johnson <ianj at ccs.neu.edu> wrote:

> I'm trying to make some visuals for a slideshow presentation, and I want
> to have a ring with borders (inner and outer ring borders) to draw over
> another image, thus a transparent center is necessary.
> I haven't been able to find a way to do this with the current API. Anyone
> have a suggestion (other than, "don't do that")?
>
> Thanks,
> -Ian
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