Book Image

Learn HTML5 by Creating Fun Games

By : Rodrigo Silveira
Book Image

Learn HTML5 by Creating Fun Games

By: Rodrigo Silveira

Overview of this book

HTML is fast, secure, responsive, interactive, and stunningly beautiful. It lets you target the largest number of devices and browsers with the least amount of effort. Working with the latest technologies is always fun and with a rapidly growing mobile market, it is a new and exciting place to be."Learn HTML5 by Creating Fun Games" takes you through the journey of learning HTML5 right from setting up the environment to creating fully-functional games. It will help you explore the basics while you work through the whole book with the completion of each game."Learn HTML5 by Creating Fun Games" takes a very friendly approach to teaching fun, silly games for the purpose of giving you a thorough grounding in HTML5. The book has only as much theory as it has to, often in tip boxes, with most of the information explaining how to create HTML5 canvas games. You will be assisted with lots of simple steps with screenshots building towards silly but addictive games.The book introduces you to HTML5 by helping you understand the setup and the underlying environment. As you start building your first game that is a typography game, you understand the significance of elements used in game development such as input types, web forms, and so on.We will see how to write a modern browser-compatible code while creating a basic Jelly Wobbling Game. Each game introduces you to an advanced topic such as vector graphics, native audio manipulation, and dragging-and-dropping. In the later section of the book, you will see yourself developing the famous snake game using requestAnimationFrame along with the canvas API, and enhancing it further with web messaging, web storage, and local storage. The last game of this book, a 2D Space shooter game, will then help you understand mobile design considerations.
Table of Contents (14 chapters)

The game


The project game we'll build in this chapter is simply called Basic Jelly Wobbling Gravity Game. The goal of the game is to feed our main hero enough jelly that he gets sick and drops to the floor with a severe tummy ache. The main character is controlled through the left and right arrow keys on the keyboard, and in order to eat a jelly, you simply have to direct the hero underneath a falling jelly. Every time you feed the hero a jelly, his health meter decreases slightly. Once enough jelly has been fed, and the health meter reaches zero, the hero gets too sick and faints. If you let a jelly drop on the floor, nothing happens except that the jelly splashes everywhere. This is a Basic Jelly Wobbling Gravity Game. Can you serve Prince George enough jelly until he passes out?

In order to demonstrate a few principles about HTML5 game development, we'll build this game completely with DOM elements. While this approach is normally not the desired approach, you will notice that many games...