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Re: NSAffineTransforms not working as expected?
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Re: NSAffineTransforms not working as expected?


  • Subject: Re: NSAffineTransforms not working as expected?
  • From: "Sean McBride" <email@hidden>
  • Date: Fri, 25 Feb 2005 21:27:43 -0500

Mike R. Manzano (email@hidden) on 2005-02-25 20:09 said:

>Can anyone tell me why this causes a segfault in my program?
>
>		NSAffineTransform* toTimeSpace =
>			[ NSAffineTransform transform ] ;
>		[ toTimeSpace concat ] ;
>		[ [ NSColor blackColor ] set ] ;
>		[ [ NSString stringWithString:@"aTime" ]
>				drawAtPoint:NSMakePoint(
>					cellFrame.origin.x ,
>					cellFrame.origin.y    )
>				withAttributes:attrs				] ;
>		[ [ toTimeSpace invert ] concat ] ;
>
>This works fine if I remove the last line.  This code is being executed
>in an NSCell's

Probably because invert returns void.  Is there no compiler warning?  Try:

[toTimeSpace invert];
[toTimeSpace concat];


--
"None are more hopelessly enslaved than those who falsely believe they
are free." - Goethe


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