Practical Drawing for iOS Developers

Come learn about all the amazing things you can do with Core Graphics. In this talk you learn from seasoned Apple engineers how to use Core Graphics to get great performance, beautiful graphics, and compelling animations. Learn to draw amazing custom user interface elements, customize the appearance of UIKit with procedurally generated images and animate between draw states. This talk will help you use Core Graphics to its full potential in your application.

WWDC 2011 - iOS