November 2020
Intermediate to advanced
766 pages
15h 29m
English
Content preview from iOS 14 Programming for Beginners - Fifth Edition
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Chapter 20: Getting Started with Cameras and Photo Libraries
In the previous chapter, you created the RatingsView class and added it to the Restaurant Detail and Review Form screens. You also enabled the user to submit a review using the Review Form screen, although the submitted review is only printed to the Debug area for now.
In this chapter, you will complete the implementation of the Photo Filter screen so you can get a photo from the camera or photo library and apply a filter to it. You'll start by importing a .plist file containing the filters you want to use, creating a filter object class to store filter data, and creating a data manager class to read the .plist file and populate an array of filter objects. Next, you'll create a protocol ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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