David, Thank you for your quick answer, I'll try this and let you know what happened. By the way, I forgot to say that my question was on iPhone, but everything you mention seems to be available in iPhone OS 3.0.
Rodolfo Niborski http://itunes.com/apps/yiddishforkids1-alefbeys Le 31 mai 2010 à 23:35, David Duncan a écrit : > On May 31, 2010, at 2:24 PM, Rodolfo Niborski wrote: > >> My problem is that at the end of the first animation, the "Hello" message >> shows up in its initial position for a fraction of a second. >> I've tried to set the fillMode of the first animation to kCAFillModeForwards >> with no effect. > > What you want to do instead is set the transform of the layer rather than > trying to modify the animation to stick around. The code would be something > like this: > > CABasicAnimation *rotation = [CABasicAnimation > animationWithKeyPath:@"transform"]; > rotation.valueFunction = [CAValueFunction functionWithName: > kCAValueFunctionRotateZ]; > // setup the rest of the animation as you did previously > layer.transform = CATransform3DMakeRotation(M_PI, 0, 0, 1); > [layer addAnimation:rotation forKey:@"transform"]; > > What this does is it creates a basic animation that does the rotation, and > then overrides the implicit animation that is created when you assign the > transform to the layer. In this example I use the CAValueFunction rather than > the extended keypath as this is more efficient and much more predictable, but > doing so requires 10.6. > -- > David Duncan > Apple DTS Animation and Printing > _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
