Book Image

Windows Phone 7 XNA Cookbook

By : Zheng Yang
Book Image

Windows Phone 7 XNA Cookbook

By: Zheng Yang

Overview of this book

Developing games for Windows Phone 7, a new mobile platform, is your big chance to impact the world of mobile games. The XNA 4.0 for Windows Phone 7 integrates a lot of capabilities from software and hardware for you to create incredible games. The next generation of mobile games will be built by you. Windows Phone 7 XNA Cookbook is the best choice for you to make a game on Windows Phone 7. The book helps you to master the indispensable techniques to create your games using XNA 4.0. From the basics such as animating a 2D sprite and interacting with the customized graphical user interface to the more challenging such as 3D graphic rendering and collision detection. This comprehensive cookbook covers all the essential areas of XNA game development for Windows Phone 7, such as approaches to control the sensors, gestures and typical kinds of cameras. We also have recipes for sprite animation, texture rendering, and graphical user interface development that will give you a powerful tool to work with 2D effects. After this we move onto the more juicy stuff with recipes covering 3D graphic rendering and collision detection, and major ways to improve your loading efficiency. You will also work with Xbox live so you can take your game global. Finally, no mobile game development book would be complete without a look at performance optimization to make your games run faster. Windows Phone 7 XNA Cookbook will equip you with the firepower to rock the game world.
Table of Contents (17 chapters)
Windows Phone 7 XNA Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface

Creating a text animation in Adventure Genre (AVG) game


Adventure Genre (AVG) game uses the text or dialog to describe game plots. With different branches, you will experience different directions in game underplaying. In most AVG games, text presentation is the key part, if you have ever played one or more of the games, you might have found the text was rendered character-by-character or word-by-word. In this recipe, you will learn how to work with sprite font and how to manipulate the font-related methods to compute the font and properly adjust the character and word positions in real time.

How to do it...

The following steps will lead you to complete text animation effect in Windows Phone 7:

  1. 1. Create a Windows Phone Game in Visual Studio 2010 named AVGText, change Game1.cs to AVGTextGame.cs, and add the following code to the AVGTextGame class as field:

    // SpriteFont object
    SpriteFont font;
    // Game text
    string text = "";
    // The text showed on the screen
    string showedText = "";
    // The bound...