Package world

Class Summary
WinEnv A WinEnv contains windowing and panel code.
World The World class contains all the world management code.
WorldCreator A WorldCreator creates a World with particular Background objects whose description and location are given in a specified file, where each line of data is of the following format:

backgroundName xCoordinate yCoordinate width height

where backgroundName is the predetermined name refering to some background (e.g.