From: Benjohn Barnes Date: 2006-09-10T19:07:25+09:00 Subject: Re: DRAW 1280, 1024 On 9 Sep 2006, at 16:45, Paul Lutus wrote: *snip* >> Thus, using irb, I >> should be able to issue a commands and see the result. I shouldn't >> have to create contexts and windows, program up call backs, cache my >> drawing commands somewhere ready for a re-paint and string the lot >> together. > > But yes, you would have to do that, at least once. You would have > to so that > because, apart from Logo, there are few ready-built graphic > facilities such > as you are describing. You would have to write the program, then > you would > have to integrate a graphic interface. And in the worst case, you > would > have to perform the second step for each platform of interest. *snip* :) That's okay, I'm a programmer; I don't mind doing some work. It should certainly be possible to build a simple abstraction that can be implemented for any given platform. I'm surprised that it's not been done already, and everyone here is giving lots of useful advice for either something similar, or for putting it together. Cheers, Benj