In the first phase of the Padsteroids tutorials we created the iPad application and added some simple drawing to it. In phase two we will add interactivity by adding controls for the player to manoeuvre the spaceship around the screen and fire a laser beam which will, in the completed application, be used to destroy asteroids. The iOS toolkit comes with a rich set of controls, buttons, list boxes, date controls and so on. But this is a game, and for this game we want to have something like joysticks.

Continued here:
BuildMobile: Light Speed iOS Apps: Padsteroids 2

Jack Herrington is an engineer, author, and presenter who lives and works in the San Francisco Bay Area. He lives with his wife, daughter and two adopted dogs. When he's not writing software, books, or articles you can find him cycling, running, or in the pool training for triathlons. You can keep up with Jack's work and his writing at http://jackherrington.com.

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