April 2015
Intermediate to advanced
556 pages
17h 47m
English
book
Cocoa Programming for OS X: The Big Nerd Ranch Guide
by Aaron Hillegass, Adam Preble, Nate Chandler
Content preview from Cocoa Programming for OS X: The Big Nerd Ranch Guide
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Challenge: Reposition Image Layers
Add a button and a text field to the view controller. When clicked, the button should reposition all the image layers. But the rounded black text container layer should stay put! Use the numeric value from the text field to set the duration of this repositioning animation.