On Mon, 06 Aug 2012 00:11:39 +0700, "Gerriet M. Denkmann"
<gerr...@mdenkmann.de> said:
> I use this code (iOS 5.1):
> CGAffineTransform m = { c, +s, -s, c, 0, 0 }; // rotation, s =
> sin(angle), c = cos(angle)
> CALayer *layer = self.view.layer; // view is UIView, self is
> subclass of UIViewController
> [ CATransaction begin];
> [ CATransaction setAnimationDuration: 9 ];
> [ layer setAffineTransform: m ];
> [ CATransaction commit];
>The view rotates ok, but does it instantly, instead of taking 9 seconds.
>
>What am I doing wrong?
You are attempting to use implicit property animation (setAffineTransform:) on
a view's primary layer. You can't do that; the property will change, but it
won't animate. To get animation on that particular layer, you must use explicit
animation (CABasicAnimation) or view animation. Explained here:
http://www.apeth.com/iOSBook/ch17.html
m.
--
matt neuburg, phd = m...@tidbits.com, <http://www.apeth.net/matt/>
A fool + a tool + an autorelease pool = cool!
Programming iOS 5! http://shop.oreilly.com/product/0636920023562.do
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