However, it is designed to illustrate the final product of a book, Start Programming Mobile Apps with Android Java by Bill Tait. This takes a beginner programmer through a series of graphics apps culminating in this one. You can purchase the book at Amazon and you are free to develop this and the other apps in any way you like and publish them as your own work. The book concentrates on Android Java programming to facilitate the initial learning process.
The idea of the game is that the user has to move a player around the screen to collect as many balls as possible while avoiding the opposing players. This becomes more difficult as the speed of the game increases and each game ends when the user’s player is caught by one of the opposing team. The game score is recorded along with the best score achieved in the session.