Diego Bernardes wrote:
> I need to implement a animated chart in ruby, im using gtk.
> Anyone have a idea?
> The animation, needs to be smooth.
> 
> Cairo? RMagick(too slow to draw a chart 30 times a second)? any other
> plot gem? anyone know one?

If you're up for JRuby, there may be Swing components you could use.

Look at the Monkeybars lib for building GUI apps in JRuby.



-- 
James Britt

www.jamesbritt.com           - Playing with Better Toys
www.ruby-doc.org             - Ruby Help & Documentation
www.rubystuff.com            - The Ruby Store for Ruby Stuff
www.neurogami.com            - Smart application development