the Greenfoot interface, interacting with objects, invoking methods, running a scenario
object, class, method call, parameter, return value
This book will show you how to develop computer games and simulations with Greenfoot, a development environment. In this chapter, we shall take a look at Greenfoot itself, see what it can do and how to use it. We do this by trying out some existing programs.
Once we are comfortable with using Greenfoot, we shall jump right into writing a game ourselves.
The best way to read this chapter (and indeed the whole book) is by sitting at your computer with Greenfoot open on your screen and the book open on your desk. We will regularly ask you to do things in Greenfoot ...