You are previewing Beginning iOS Game Development.

Beginning iOS Game Development

Cover of Beginning iOS Game Development by Patrick Alessi Published by Wrox
  1. Cover
  2. Introduction
  3. Part I: The Tools to Get Started
    1. Chapter 1: Games on iOS
      1. What Makes a Good iOS Game?
      2. Developing Your Idea
      3. Game-Related Frameworks
      4. Summary
    2. Chapter 2: The Xcode Programming Environment
      1. The Coding Environment
      2. Xcode Debugging Tools
      3. Building a Simple Interface
      4. Summary
      5. Exercises
    3. Chapter 3: The C Programming Language
      1. Introducing C
      2. Variables and Expressions
      3. Loops
      4. Execution Flow and Decisions
      5. Breaking Up Code with Functions
      6. Pointers
      7. A Game Example
      8. Summary
      9. Exercises
    4. Chapter 4: The Objective-C Programming Language
      1. Classes and Objects
      2. Inheritance
      3. Building a Game in Objective-C
      4. Summary
      5. Exercises
    5. Chapter 5: The Cocoa Foundation Framework
      1. Model-View-Controller Architecture
      2. Your First iOS Game
      3. Building the UI
      4. Outlets and Actions
      5. Handling Text with NSString
      6. Collecting Objects with NSArray
      7. Building the Game Model
      8. Periodic Events and Timers
      9. Summary
      10. Exercises
  4. Part II: Game Building Blocks
    1. Chapter 6: Drawing with UIKit and Core Graphics
      1. Introducing the Drawing Frameworks
      2. The Drawing Environment
      3. Advanced Drawing with Core Graphics
      4. Starting the Blocker game with the BlockView
      5. Working with Images
      6. Animation and Timing with CADisplayLink
      7. Finishing the Blocker Game
      8. Summary
      9. Exercises
    2. Chapter 7: Responding to User Interaction
      1. Events in iOS
      2. Building a Simple Touch-Based Game: Simon Says
      3. Responding to Motion with the Accelerometer
      4. Recognizing Gestures
      5. Summary
      6. Exercises
    3. Chapter 8: Animating Your Graphics
      1. Animating Images with UIImageView
      2. Introducing Core Animation
      3. A Brief Introduction to Blocks
      4. Animating UIView Properties and Transitions
      5. Core Animation Basics
      6. Summary
      7. Exercises
    4. Chapter 9: Making Noise with iOS Audio APIs
      1. Playing Simple Sounds with the System Sound Services
      2. Playing Sounds with the AV Foundation Framework
      3. Media Player Framework
      4. Summary
      5. Exercises
    5. Chapter 10: Building a Networked Game with GameKit
      1. Introducing GameKit
      2. Starting Out
      3. Networking Your Game
      4. NSData and NSCoding
      5. Converting Classes to Data with Archives
      6. Connecting and Sending Data
      7. Running the Game
      8. Summary
      9. Exercises
  5. Appendix
    1. Chapter 2
    2. Chapter 3
    3. Chapter 4
    4. Chapter 5
    5. Chapter 6
    6. Chapter 7
    7. Chapter 8
    8. Chapter 9
    9. Chapter 10

Chapter 1

Games on iOS

What You Will Learn In This Chapter:

  • Examining the unique features of games on iOS
  • Documenting and developing your idea
  • Prototyping and preparing your game for coding
  • Getting an overview of the game-related frameworks in iOS

Since you have picked up this book and are reading this, you must be interested in writing a game for iOS. Why do you want to write a game? There are some great reasons to write a game for iOS, first and foremost is that writing a game is fun! You can escape all of the constraints of reality in a game. In your game, you make the rules.

Writing games for iOS can be particularly fun because of the amazing capabilities of the device. You can include using a GPS, camera, accelerometer, and even a gyroscope in your game. Writing games for iOS can also be financially rewarding. With the ubiquity of iOS devices, millions of people can play your game. Moreover, since you will distribute your game in Apple's App Store, you do not have to worry about setting up your own storefront to distribute your creations. In January of 2011, Apple released a list of the top-selling applications on the App Store:

  • Doodle Jump
  • Tap Tap Revenge 3
  • Pocket God
  • Angry Birds
  • Tap Tap Revenge 2.6
  • Bejeweled 2 + Blitz
  • Traffic Rush
  • Tap Tap Revenge Classic
  • AppBox Pro Alarm
  • Flight Control

Notice that nine of the ten best-selling applications of all time for the iOS platform are games. Therefore, your choice to start investing your valuable time as an iOS game developer ...

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