Re: Moving CALayer and content transition animation
Re: Moving CALayer and content transition animation
- Subject: Re: Moving CALayer and content transition animation
- From: Conrad Shultz <email@hidden>
- Date: Thu, 07 Jun 2012 12:39:28 -0700
On 6/7/12 2:14 AM, Markus Spoettl wrote:
> Hello,
>
> I have a delegate-drawn CALayer which uses a kCATransitionFade content
> transition animation set in -actionForLayer:forKey: of its delegate.
>
> This works fine if the layer is not moving. When the content changes,
> the new content simply fades in, the old one fades out.
>
> However, when the layer is moving at the time its content changes, the
> old content fades out but it remains stationary where the layer was when
> the transition started. It no longer moves along with the layer
> position. The new content fades in, moving with the layer.
>
> Is this to be expected? If so, what is the proper way of handling this?
> Surely there must be something basic I'm missing again.
>
> Thanks for any pointers!
I haven't had a chance to test it myself, but what if you set the
transition animation on the layer's -presentationLayer instead of on the
layer directly?
--
Conrad Shultz
Synthetiq Solutions
www.synthetiqsolutions.com
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