Learning iOS UI Development

Conventions

In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning.

Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "The properties that define the view geometry are frame, bounds, and center and they are configured using the geometry structures you just saw."

A block of code is set as follows:

 // Define a point let point = CGPoint(x: 20, y: 10) // Define a size let size = CGSize(width: 20, height: 10) // Define a rect using size and point let rect_A = CGRect(origin: point, size: size) // Define a rect using ...