Week 6

Week 6 - February 12

Due Today

	Chapter 9
	Program #5

Preparation for Class

Midterm Exam Today

	Object-Oriented principles and concepts
	Programming paradigms
	C++ features from chapters 1 through 7

Group Presentations Today

	Focus primarily on what objects and classes you found.
	What are the attributes and behaviors of your classes.
	How do your classes relate.
	Be ready to answer questions about objects, attributes, behaviors and relations that you considered but decided to exclude.
	Talk about over-achievers! One of our groups has developed the Binary Elevator Simulation Team (B.E.S.T.) Web Site.

Topics Covered in this Class

MidTerm Exam - 30 minutes

Group Presentations - 15 minutes per group

Data Objects and Operator Overloading

	User Defined Data Types as Data (little) Objects
	Revisiting the Time class (Ch. 6 & 7)
	Time with addition and subtraction.
	Restrictions on Operator Overloading (8.3)
	Friend versus Member implementations (8.4)
	Overloading << and >> (8.5)
	Unary & Binary operators (8.6, 8.7)
	Case Study - Array class (8.8)
	Conversion operators (8.9)
	Case Study - String class (8.10)
	Overloading ++ and -- (8.11)
	Case Study - Date class (8.12)

Questions on Operator Overloading and Assignment 5

Inheritance

	"Is a" versus "has a" relationships
	Model "is a" (generally) by inheritance
	Model "has a" (generally) by composition
	Base and derived classes - Shapes
	Definition of protected access (9.3)
	Do Not cast base to derived pointers - (9.4)
	Overriding member functions (9.6)
	Kinds of inheritance (9.7, 9.8)
	Order of constructors and destructors (9.9)
	Use of base class pointers (9.10)
	Inheriting from someone else's code (9.11)
	Other kinds of relationships (9.12, 9.13)
	Case Study - Point, Circle, Cylinder (9.14)
	Case Study - TicTacToe

Assignments