March 2013
Intermediate to advanced
1000 pages
34h 51m
English
Content preview from Programming iOS 6, 3rd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 15. Drawing
Many UIView subclasses, such as a UIButton or a UITextField, know how to draw themselves; sooner or later, though, you’re going to want to do some drawing of your own. A class like UIImageView will display a static image; you can generate that image dynamically by drawing it in code. And a pure UIView does little or no drawing of its own; you can draw its appearance.
Drawing is not difficult, but it is a very large topic. This chapter will make you comfortable with the basic principles, so that you can consult and understand Apple’s documentation when you need further details.
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