Chapter 15

Image Recipes

Often times a developer is faced with an all-too common problem: Too much information to display with not enough space to show it. For this, you turn to images. Pictures and graphics allow you to convey a variety of information far beyond simple text, combining emotion, information, and style. In iOS, you have multiple different methods with which to create, utilize, manipulate, and display images. New to iOS 5.0 even is the ability to apply filters to images, allowing for drastic alteration of display with very little actual code. By understanding these inherent functionalities and techniques in iOS, you are able to more easily implement stronger, more powerful, and more informative applications.

Recipe 15–1: Drawing ...

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