Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!sun-barr!apple!apple.com!wrs From: wrs@apple.com (Walter Smith) Newsgroups: comp.sys.mac.programmer Subject: Re: Can anyone answer these Questions? Message-ID: <3707@internal.Apple.COM> Date: 19 Aug 89 02:09:06 GMT Sender: usenet@Apple.COM Organization: Apple Computer, Inc. Lines: 20 References:<840@eutrc3.urc.tue.nl> <17406@bellcore.bellcore.com> In article <17406@bellcore.bellcore.com> sdh@wind.bellcore.com (Stephen D Hawley) writes: > In article <840@eutrc3.urc.tue.nl> rcbaem@eutrc3.urc.tue.nl (Ernst Mulder) writes: > >2) [How do I shrink selection rects? Is there a high level sol'n?] > > Yes. There is a high level solution: > [C code for bitmap-shrinking algorithm] I'm happy to say that Bill Atkinson already implemented a bitmap-shrinking algorithm many years ago, and it's sitting there in CopyBits waiting for you. Just make the source and destination rectangles for CopyBits different sizes. - Walt -- Walter Smith wrs@apple.com, apple!wrs Apple Computer, Inc. (408) 974-5892 My corporation disavows any knowledge of my activities on the network.