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Graphics and Animation in iOS

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Core Image

CoreImage is a new framework introduced in iOS 5 that provides a number of built-in filters and effects to apply to images and videos, including face detection.

Core Graphics

This article discusses the Core Graphics iOS framework that provides low-level drawing support. It shows how to use Core Graphics to draw geometry, images and PDFs.

Core Animation

This article examines the Core Animation framework, showing how it enables high performance, fluid animations in UIKit, as well as how to use it directly for lower-level animation control.

Using Core Graphics and Core Animation

This article demonstrates step by step how to create an application that uses Core Graphics and Core Animation. It shows how to draw on the screen in response to user touch as well as how to animate an image to travel along a path.