FOX/FXRuby has a 2d canvas (FXCanvas) and a 3d GL canvas
(FXGLCanvas/FXGLViewer).

You'll see some examples on:
http://www.fxruby.org/ under the left hand link 'Screenshots'.

-Rich


On Tue, 7 Dec 2004 04:09:07 +0900, Steven Jenkins
<steven.jenkins / ieee.org> wrote:
> R. Mark Volkmann wrote:
> > Sounds like you need something with the power of Tk's Canvas widget.
> > I've been playing with that lately and like it a lot. I'm not familiar
> > with the details of other GUI toolkits for Ruby. I'd like to hear if
> > they have something equivalent to Tk's Canvas widget.
> 
> Ruby-gnome2 supports the Gnome Canvas. I've used the Canvas in C, and
> written a little Gnome/GTK+ code in Ruby, but haven't yet used the Ruby
> API for Canvas. The ruby-gnome2 source tarball includes some nice
> examples (http://ruby-gnome2.sourceforge.jp/).
> 
> I've been dabbling a little with Glade (Gnome UI builder) and Ruby. It's
> almost too easy once you get the hang of it.
> 
> Steve
> 
>