Commit Graph

5 Commits

Author SHA1 Message Date
Matthias Felleisen
95c6f7285b - changed the interface of bigBang; it now starts the canvas, too.
svn: r514
2005-08-01 00:17:00 +00:00
Matthias Felleisen
871efa46cb - fixed Canvas to export theCanvas for overriding
- QUESTION: how do I refer to theCanvas from the native Scheme methods? 

svn: r505
2005-07-30 17:34:56 +00:00
Matthias Felleisen
d844256e25 - modified World so that it contains a specific Canvas
deleted the canvas methods 
  made it abstract so that programmers _must_ override 
  the essential methods

svn: r502
2005-07-30 16:52:06 +00:00
Matthias Felleisen
c9046e4e44 - created a Canvas class and implementation
so that world can become an abstract class 
  (well, we will pretend it is one; I have 
  to ask Kathy how to do this)
 

svn: r497
2005-07-30 02:11:50 +00:00
Eli Barzilay
017d151d59 Adding collects, with all the right properties (except eoln-style).
svn: r3
2005-05-27 18:56:37 +00:00