Book Image

Haxe Game Development Essentials

Book Image

Haxe Game Development Essentials

Overview of this book

Haxe is a powerful and high-level multi-platform language that's incredibly easy to learn. Used by thousands of developers and many high-profile companies, Haxe is quickly emerging as a forerunner in the area of cross-platform programming. OpenFL builds on top of Haxe to make developing for multiple platforms quick and painless. HaxeFlixel provides you with the tools you need to build amazing 2D games easier than ever before. Cross-platform development has been supercharged using the Haxe programming language, making it increasingly easy and hassle-free to develop multi-platform games. If you've programmed games before and want to learn out how to deliver games across multiple platforms, or develop games faster, then Haxe Game Development Essentials is the book for you. It starts by showing you how to set up your development environment, then running you through some Haxe language fundamentals, and finally taking you through the process of programming a game from start to finish. You will learn how to create a side scrolling shooter game using HaxeFlixel. Next you will learn to enhance the game with new gameplay features, user interfaces, animations, sound, and configuration files to make your game expandable. Once your game is built and ready, you will learn how to deploy it to web, Android, iOS, and desktop systems. By the end of this book, you will be confident about creating multi-platform games using Haxe, OpenFL, and HaxeFlixel in a faster and easier way.
Table of Contents (16 chapters)
Haxe Game Development Essentials
Credits
About the Author
Acknowledgements
About the Reviewers
www.PacktPub.com
Preface
Index

Adding everything to PlayState


We're finally going to put everything together in PlayState and have the new functionalities we created work in unison. To do this, we're going to add our Player object, create a pool of the ExplosionEffect objects, and handle collisions between projectiles and enemies, and between the player and enemies.

In addition, we'll make the background scroll and use the timer to increase variability in the game's score, as mentioned in the previous chapter.

It's a lot to do, so let's get started!

Adding imports

To start, let's add the imports we'll need:

import flixel.group.FlxTypedGroup;
import flixel.addons.display.FlxBackdrop;
import flixel.util.FlxColor;

The new class of note is the FlxBackdrop class. This class is used to create scrolling backgrounds. It's pulled from the addons library we enabled earlier in the chapter.

Adding variables

To start, we change the background variable to a FlxBackdrop object like so:

private var background:FlxBackdrop;

After this, we'll need...