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iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
book

iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK

by Kyle Richter, Joe Keeley
November 2013
Intermediate to advanced
576 pages
19h 3m
English
Addison-Wesley Professional
Content preview from iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK

Displaying an Image

After an instance of UIImage is available, there are a few ways to display it in the user interface. The first is UIImageView. When an instance of UIImageView is available, it has a property called image that can be set:

[self.sourceImageView setImage:scaleImage];

UIImageView can also be instantiated with an image, which will set the bounds to the size of the image:

UIImageView *newImageView =[[UIImageView alloc] initWithImage:myImage];

For images displayed in a UIImageView, setting the contentMode can have interesting and useful effects on how the image is displayed, as shown in Figure 19.1.

Figure 19.1 Sample app: content mode effects.

The content mode setting ...

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Publisher Resources

ISBN: 9780133086898Purchase book