Top "Core-animation" questions

Core Animation is Apple's framework for performing hardware-accelerated animation of display elements on the Mac and iOS devices.

How to animate CAShapeLayer path and fillColor

How to animate CAShapeLayer path and fillColor? How to animate strokeEnd to show the path being drawn? and how to …

iphone ios core-animation cgpath cashapelayer
How do you create a wiggle animation similar to iphone deletion animation

We are currently developing an application that contains a series of icons. We want the icons to wiggle like the …

ios objective-c core-animation
How is CATransform3DMakeRotation used?

I can not figure out how to use CATransform3DMakeRotation(). Can somebody please tell me how to use it? I …

ios core-animation catransform3d
How to rotate an UIImageView with CATransform3DRotate make an effect like Door Opening?

I've read and try this article (Opening door effect using Core Animation) And I implement following code in my app: …

iphone core-animation catransform3d sliding-doors
CALayer - CABasicAnimation not scaling around center/anchorPoint

Using the code below I've been trying to get my CALayer to scale around its center - but it scales …

ios core-animation
Creating a Pop animation similar to the presentation of UIAlertView

I would like to present a view in the same manner as that of UIAlertView - a pop/spring. Unfortunately …

iphone cocoa-touch core-animation
Mask a UIView with a cut-out circle

I’ve created a UIView with a semi-transparent black background to sit across my main app’s view. What I’…

ios objective-c uiview core-animation cashapelayer
Animate UIButton's title change

Here I found how to animate UIButton's title change using now-deprecated beginAnimations:context: method: UIBUtton title animation for iPhone How …

ios cocoa-touch uibutton core-animation
running CABasicAnimation sequentially

How can I have one CABasicAnimation to run after the other one has finishes? In other words sequentially. I've added …

iphone objective-c ios core-animation cabasicanimation
How to specify an beginTime for an animation by using CFTimeInterval?

For my understanding, beginTime can be used to say "hey, start at exactly 12:00 'o clock". But how would I tell …

ios iphone cocoa-touch uikit core-animation