Can I draw a line (or better any polygon) directly on screen?

[Ken Norris]

Hi Igor,

> Date: Thu, 10 Jul 2003 19:02:48 +1000
> Subject: Re: Can I draw a line (or better any polygon) directly on screen?
> From: Igor Couto <igor at pixelmedia.com.au>

snip
> 2) Using the windowShape property, set the stack to be totally
> transparent (you can do this by using an image which is totally
> transparent as the 'shape' for the windowShape property).
snip

How? I couildn't get any of my paint programs, or even Photoshop, to make a
transparent PNG image of nothing.

Ken N.