Learning Swift™ Programming

Dangerous Ground

If printing text brought you to the edge of your seat, hang on tightly. Things will get more exciting when you let players actually start the game. At this point, you should add a file named PlayScene.swift to your project. Just as GameScene contains logic for the start screen, PlayScene is in charge of the game’s main play area. The barebones class should look like this:

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import SpriteKitclass PlayScene: SKScene {    override func didMoveToView(view: SKView!) {        self.backgroundColor = UIColor(hex: 0x80D9FF)    }}

After you import SpriteKit, you define PlayScene as a child class of SKScene. The didMoveToView method is just like the one in GameScene. It fires when the player navigates to the ...