Re: How can I detect overlappi

Article View: comp.sys.mac.oop.macapp3

Article #383

Back to comp.sys.mac.oop.macapp3 Previous Next

#383

From: Adept, John DiBiasi,PAS
Date: Tue, 26 Jan 1993 12:16

12 lines
879 bytes

>[1] MacApp makes it possible to change from the program
>    the relative position of a view from its superView using?
 
>[2] Can I detect from my program if two views are just about to start
>    overlapping (they share an edge or a corner)?
 
(1) Use the Locate() Method.
 
(2) Depending upon the characteristics of what you're displaying, check out the
Quickdraw SectRect and SectRgn calls which identify if there is an intersection
between two rectangles or regions.

Technical Details

Message-ID: <728051870.7209151@AppleLink.Apple.COM>

Path: arc1-ca.pugleaf.net!sparky!uunet!munnari.oz.au!sgiblab!spool.mu.edu!agate!stanford.edu!apple!applelink.apple.com

Show Full Headers

Complete Article Headers

Path: arc1-ca.pugleaf.net!sparky!uunet!munnari.oz.au!sgiblab!spool.mu.edu!agate!stanford.edu!apple!applelink.apple.com
From: D4161@AppleLink.Apple.COM (Adept, John DiBiasi,PAS)
Newsgroups: comp.sys.mac.oop.macapp3
Subject: Re: How can I detect overlappi
Message-ID: <728051870.7209151@AppleLink.Apple.COM>
Date: 26 Jan 93 12:16:00 GMT
Sender: usenet@Apple.COM
Organization: AppleLink Gateway
Lines: 12