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


You've certainly seen or played this game before. You control a snake in a 2D grid only moving up, down, left, or right. When you change the direction in which the snake's head is moving, each part of the snake's body gradually changes direction as well, following the head. If you run into a wall, or into the snake's own body, you lose. If you guide the snake's head over a fruit, the snake's body gets larger. The larger the snake gets, the more challenging the game becomes. Additionally, the speed at which the snake moves can be increased for an extra challenge. In order to stay true to the old school nature of this classic game, we opted for old school graphics and typefaces, as shown in following screenshot:

The image shows the look and feel of the game. When the game first starts, the snake has a total body length of zero—only the head is present. At first, the snake is randomly placed somewhere within the game grid, and is not given a starting direction to move towards. The...