Book Image

Learning Object-Oriented Programming

By : Gaston C. Hillar
Book Image

Learning Object-Oriented Programming

By: Gaston C. Hillar

Overview of this book

Table of Contents (16 chapters)
Learning Object-Oriented Programming
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Index

Understanding the requirement to work with multiple base classes


We have to work with two different types of characters: comic characters and game characters. A comic character has a nickname and must be able to draw speech balloons and thought balloons. The speech balloon may have another comic character as a destination.

A game character has a full name and must be able to perform the following tasks:

  • Draw itself in a specific 2D position indicated by the x and y coordinates

  • Move itself to a specific 2D position indicated by the x and y coordinates

  • Check whether it intersects with another game character

We will work with objects that can be both a comic character and a game character. However, we will also work with objects that are just going to be either a comic character or a game character. Neither the game character nor the comic character has a generic way of performing the previously described tasks. Thus, each object that declares itself as a comic character must define all the tasks...