The Core iOS Developer’s Cookbook, Fifth Edition

Recipe: Image View Animations

In addition to displaying static pictures, the UIImageView class supports built-in animation sequences. After loading an array of image cels, you can tell instances to animate them. Recipe 4-12 shows how.

Start by creating an array populated by individual images loaded from files and assign this array to the UIImageView instance’s animationImages property. Set animationDuration to the total loop time for displaying all the images in the array. Finally, begin animating by sending the startAnimating message. (There’s a matching stopAnimating method available for use as well.)

After you add the animating image view to your interface, you can place it into a single location, or you can animate it just as you would animate ...