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From: aozer@next.com (Ali Ozer)
Newsgroups: comp.sys.next
Subject: Re: Base coords to view coords
Message-ID: <670@rosie.NeXT.COM>
Date: 6 May 91 22:42:58 GMT
Article-I.D.: rosie.670
References: <21127@brahms.udel.edu>
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Organization: Next Computer, Inc.
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In article <21127@brahms.udel.edu> Scott M Stark writes:
>I would like to convert a point returned in an NXEvent from its base
>coordinates to a view coordinate system.  There are several routines
>to covert coords between views and between the screen and base coordinate
>systems, but I have not found one to covert a base coordinate to a
>view's coordinate system.  I would appreciate any suggestions on how to 
>do this without having to trapse through the view heirarchy.

Calling the following method with aView == nil will convert the point from
the base coordinate system of the window to the view's coordinate system.

- convertPoint:(NXPoint *)aPoint fromView:aView;

Ali, Ali_Ozer@NeXT.com