Book Image

jQuery Game Development Essentials

By : Selim Arsever
Book Image

jQuery Game Development Essentials

By: Selim Arsever

Overview of this book

jQuery is a leading multi-browser JavaScript library that developers across the world utilize on a daily basis to help simplify client-side scripting. Using the friendly and powerful jQuery to create games based on DOM manipulations and CSS transforms allows you to target a vast array of browsers and devices without having to worry about individual peculiarities."jQuery Game Development Essentials" will teach you how to use the environment, language, and framework that you're familiar with in an entirely new way so that you can create beautiful and addictive games. With concrete examples and detailed technical explanations you will learn how to apply game development techniques in a highly practical context.This essential reference explains classic game development techniques like sprite animations, tile-maps, collision detection, and parallax scrolling in a context specific to jQuery. In addition, there is coverage of advanced topics specific to creating games with the popular JavaScript library, such as integration with social networks alongside multiplayer and mobile support. jQuery Game Development Essentials will take you on a journey that will utilize your existing skills as a web developer so that you can create fantastic, addictive games that run right in the browser.
Table of Contents (17 chapters)
jQuery Game Development Essentials
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Index

Let's get serious – the game


The game we will implement now is inspired by Frogger. In this old school arcade game, you played the role of a frog trying to cross the screen by jumping on logs and avoiding cars.

In our version, the player is a developer who has to cross the network cable by jumping packets and then cross the browser "road" by avoiding bugs. To sum up, the game specifications are as follows:

  • If the player presses the up arrow key once, the "frog" will go forward one step.

  • By pressing the right and left arrow key, the player can move horizontally.

  • In the first part (the network cable) the player has to jump on packets coming from the left of the screen and moving to the right. The packets are organized in lines where packets of each line travel at different speeds. Once the player is on a packet, he/she will move along with it. If a packet drives the player outside of the screen, or if the player jumps on the cable without reaching a packet, he/she will die and start at the beginning...