Core animator tutorial12/25/2022 So how does Core Animation “work” ? That isn’t so simple. And as you’ll see, basic Core Animation transitions are dead simple to deploy (of course you can get extremely complicated for truly stunning effects, but that is not for this tutorial). The difference between Tigers Preview zoom and Leopards is subtle, but very graceful. He or She probably didn’t because it was a lot of work to do this manually.Ģ) You’d notice that in going from one size to the other that it jumped instantly from the original size to the new one. In Tiger you’d get one of two things.ġ) If the engineer took the time to keyframe the transitions from one step to another you’d also get the smooth transition. What you’ll notice is that the image smoothly transitions from the original size to the new size. For another more subtle example do the following:Ģ) Press the Zoom In button and watch the zoom process as it occurs If you are on Leopard (or have an iPhone or iPod Touch), you’ve seen examples of Core Animation already. Core Animation unloads a lot of the complexity in generating animated UI elements by providing an additional layer of abstraction between the programmer and underlying software/hardware interfaces. Some would argue it’s purely eye-candy, but visual feedback is an important element of good UI design. Core Animation… What it is and how it works (in a nutshell)Ĭore Animation… What it is and how it works (in a nutshell)Ĭore Animation is a technology that allows developers to produce smooth animated user interfaces.[UIView animateWithDuration:1.0 delay:0.0 usingSpringWithDamping:0.5 initialSpringVelocity:1. (IBAction)searchViewAction:(UIButton*)senderĬGRect optionsFrame2 = ĬGRect optionsFrame =
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