I\'ve run into this problem a few times now, but I couldn\'t find an exact answer on it anywhere. I want to animate a UIButton\'s change in width, similar the to effect in the App Store when you pres
I\'m animating a bunch of buttons so they move to the left of the sc开发者_运维百科reen then they should magically move to the right of the screen. I do this by calling:
Until now I\'ve been able to animate the custom properties of my CALayer subclass, 开发者_如何学Pythonthanks to + (BOOL)needsDisplayForKey:(NSString *)key and CABasicAnimations.
I have a problem. I have a UIImageView and 144 fullscreen images (960x640). And I have a Timer that loads 15 images per second into the UIImageView. In the end the images are played like a movie. Ever
As part of an iPhone game, I\'ve got buttons that grow a little when you press them, and shrink back when you release (as a way of responding to user input).The code responsible looks like this:
i have a CALayer with a custom draw method I\'ve added to my view\'s base layer. I set needsDisplayOnBoundsChange to NO. However, when I resize the parent view\'s frame, the layer\'s drawInContext: is
Say I want to combine transform CAKeyframeAnimation *animation = [CAKeyframeAnimation animationWithKeyPath:@\"transform\"];
I have a game that\'s moving fewer than 10 small animated UIImageViews at once, maximum. I\'m driving their animation with a CADisplay timer running at 60fps. Here is an example of how I move the view
Do I have to move the layer frame or apply translate matrix transformation to layer? Or perhaps I can move the contents inside of the layer? If contents is not movable inside of layer, how it would po
I have added sublayers to my UIView\'s layer. However, t开发者_Go百科he root layer(UIView\'s layer) is visible at background as white rectangle. How can I effeciently hide superlayer so there will be
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