Lecture 2

Basic Concepts of OOPs Lecture 2 Object Oriented Programming with C++

Basic Concepts of Object-Oriented Programming ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Starting with C++ classes ,[object Object]

Classes and Objects ,[object Object],[object Object],[object Object],[object Object],[object Object]

Remember : ,[object Object],[object Object]

Definition of a class ,[object Object]

A Simple Class ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is Object Oriented Programming? ,[object Object],[object Object],[object Object],[object Object],[object Object]

What is an object? ,[object Object],[object Object],[object Object],[object Object],[object Object]

So, what are objects? ,[object Object],[object Object],[object Object],[object Object]

Why do we care about objects? ,[object Object],[object Object],[object Object]

Example: The Person class ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],private data public processes

The two parts of an object ,[object Object],[object Object],[object Object],= +

Data Functions Object A Data Functions Object B Data Functions Object C Communication Organization of data and functions in OOP Private Public

Class ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Encapsulation ,[object Object],[object Object],[object Object],[object Object]

Data Abstraction ,[object Object],[object Object],[object Object]

Trivia (something of small importance) ,[object Object],[object Object],[object Object]

Inheritance ,[object Object],[object Object],[object Object]

Bird Attributes Feathers Lay eggs Flying Bird Attributes … . … . Nonflying Bird Attributes … … Robin Attributes … . … . Swallow Attributes … … Penguin Attributes … … Kiwi Attributes … …

Polymorphism ,[object Object],[object Object]

Shape Draw() Circle Object Draw(circle) Box object Draw(box) Triangle object Draw(tringle)

Dynamic Binding ,[object Object],[object Object]

Message Passing ,[object Object],[object Object],[object Object]

Lecture 2

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Lecture 2