Cover
Copyright
Contributors
Table of Contents
Preface
Chapter 1: Java, Android and Game Development
What's new in the second edition?
Why Java, Android and Games?
Java: The first stumbling block
The games you will build
Sub' Hunter
Pong
Bullet Hell
Snake Clone
Scrolling Shooter
Open-World Platformer
How Java and Android work
Setting up Android Studio
Final step
Starting the first project: Sub' Hunter
Extra step 1
Extra step 2
Android Studio and our project --
A very brief guided tour
The Project panel
The Editor window Locking the game to full-screen and landscape orientationDeploying the game so far
Running the game on an Android emulator
Running the game on a real device
Summary
Chapter 2: Java: First Contact
Planning the Sub' Hunter game
Actions flowchart/diagram
Code comments
Mapping out our code using comments
Introduction to Java methods
Overriding methods
Structuring Sub' Hunter with methods
Introduction to Object Oriented Programming
Classes and Objects
The important thing about OOP, Classes, and Objects
Classes, objects, and instances Final word on OOP, Classes, and Objects --
for nowUsing Java packages
Adding classes by importing packages
Linking up our methods
Summary
Chapter 3: Variables, Operators and Expressions
Handling syntax and jargon
Java Variables
Different types of variables
Primitive types
Reference variables
How to use variables
Declaring variables
Initializing variables
Making variables useful with operators
Most used operators in this book
Casting
Concatenation
Declaring and Initializing the Sub' Hunter Variables
Planning the variables
Declaring the variables Handling different screen sizes and resolutionsHandling different screen resolutions part 1: Initialising the variables
Errors, warnings, and bugs
Printing Debugging Information
Testing the game
Summary
Chapter 4: Structuring Code with Java Methods
Methods
Methods revisited and explained further
The method signature
Modifier
Return type
A closer look at method names
Parameters
Doing things in the method body
Method Overloading by Example
Creating a new project
Coding the method overloading mini-app
Running the method overloading mini-app
Scope: Methods and Variables Revisiting the code and methods we have used alreadyGenerating random numbers to deploy a sub
The Random class and the nextInt method
Adding Random based code to newGame
Testing the game
Summary
Chapter 5: The Android Canvas Class --
Drawing to the Screen
Understanding the Canvas class
Getting started drawing with Bitmap, Canvas, and ImageView
Canvas and Bitmap
Paint
ImageView and Activity
Canvas, Bitmap, Paint and ImageView quick summary
Using the Canvas class
Preparing the objects of classes
Initializing the objects
Setting the Activity content
Canvas Demo app