I'm guessing this is a limitation of the current windowing toolkit.
There is a new toolkit under development here:
http://github.com/mflatt/gr2
I'm going to look at transparency support in the new toolkit, but it
will take me a while to find the time.
HTH,
N.
BTW, Racket doesn't use CamelCase.
Both in the old and new toolboxes, you can make a transparent canvas
using the 'transparent style when you create the `canvas%' object.
If I understand the issue, though, putting a `button%' instance on top
of a `canvas%' doesn't really work in either toolbox. Also, neither
toolbox currently lets
Thanks for clearing that up.
N.
On Mon, Oct 25, 2010 at 2:17 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
Both in the old and new toolboxes, you can make a transparent canvas
using the 'transparent style when you create the `canvas%' object.
If I understand the issue, though, putting a
for the reply.
Cheers,
Chris
-Original Message-
From: Matthew Flatt [mailto:mfl...@cs.utah.edu]
Sent: maandag 25 oktober 2010 15:17
To: Noel Welsh
Cc: Christophe Vandenberghe; users@racket-lang.org
Subject: Re: [racket] Transparent area's
Both in the old and new toolboxes, you can make
Hi,
My recollection is that the current graphics toolkit has limited
support for transparency, but it should work for drawing text on an
image. Can you send a small example illustrating the problem?
Cheers,
N.
On Mon, Oct 18, 2010 at 2:07 PM, Christophe Vandenberghe
chv...@gmail.com wrote:
I
I am fairly new to scheme and I have been experimenting with the Graphics
Toolkit from Racket.
I am trying to work with a background image and have everything else be on
top of that image. The problem is that most area's come with a grey
background that I can't seem to get rid of. So what I