Mastering Schemes in Xcode 4

Come learn about how to achieve the appearance of infinite scrolling in either one or two dimensions. We’ll also look at how to change the resolution of drawn content during zooming, without requiring the use of CATiledLayer.

UIKit has strong ties to Core Animation, and an understanding of this relationship can provide important insight into the behavior and performance of your UIKit application. We’ll walk through the fundamentals of UIView and CALayer geometry, convert a pure Core Animation application to use UIKit, and explore some tools Core Animation offers to enhance your application’s appearance and performance. Learn various techniques to provide optimal edge anti-aliasing, group opacity, clipping, shadows and more.

Core Animation is the layer-based animation system at the heart of the dynamic user experience seen in iOS and Mac OS X. See Core Animation in action and explore its intuitive programming model for creating compelling animations. Understand how to maintain high frame rates and learn recommended practices to deliver smooth transitions and effects in your apps.

View controllers are a fundamental piece of any iOS application. Come to this session to learn how to ensure child view controllers receive appearance and rotation callbacks correctly, new methods of controlling view controller presentation, and become acquainted with a new view controller container class.