Re: Cocoa view gets sluggish over time
Re: Cocoa view gets sluggish over time
- Subject: Re: Cocoa view gets sluggish over time
- From: Mike Abdullah <email@hidden>
- Date: Mon, 20 Dec 2010 14:09:39 +0000
Use Instruments to find out where the slowness lies. Come back once you'e got more information and still don't know the cause.
On 20 Dec 2010, at 13:31, Artemiy Pavlov wrote:
> Hi all!
>
> I have a Cocoa view that reacts to -mouseDown and -mouseDragged events and then draws something via -drawRect method.
>
> It has about 50 objects that are either NSBezierCurve or NSTextField. The problem is, after a few seconds of mouse dragging, the view becomes very sluggish. I release all of the NSTextField and NSString objects immediately after drawing them.
>
> What could be causing this slow-down? I'd appreciate any advise.
>
>
> Thanks and best wishes,
>
> Artemiy.
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