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The Complete Idiot's Guide® To iPad and iPhone App Development by Troy Brant

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Chapter 16
Animation
In This Chapter
• Animation blocks
• UIView properties that can be animated
• CGPoint, CGSize, and CGRect
• Animation curves
• Rotating a view
• Animotion app
What are some of the first reactions people have when they use an iPhone or an iPad? “It’s so smooth,” they say with childlike wonder as they slide their finger across the screen. “Look at that,” can be heard as the interface smoothly rotates to match their orientation. “Can I have one?” is usually heard a short time later.
What is it that makes using the iPhone so nice? High on the list of answers is its use of animations. Nearly every interaction on the iPhone is animated, from scrolling tables, to opening apps, to sliding up a modal view. And almost all ...

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