Circle Class Reference

#include <circle.h>

Inheritance diagram for Circle:

List of all members.

Public Member Functions
	Circle (int r, int x, int y)
	Circle (int r, Point c)
virtual std::string	getType () const
virtual double	getArea () const

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Detailed Description

A class that represents a circle on a 2D plane. Its only member is its radius and it inherits all of its functionality from the Shape class.

Author:

Brent Nash

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Constructor & Destructor Documentation

Circle::Circle	(	int	r,
		int	x,
		int	y
	)

Overloaded constructor that takes in a radius and an (x,y) coordinate.

Parameters:

	r	The radius of the circle (must be greater than 0)
	x	The X coordinate of the circle's center point in 2D space
	y	The Y coordinate of the circle's center point in 2D space

Circle::Circle	(	int	r,
		Point	c
	)

Overloaded constructor that takes in a radius and a center Point.

Parameters:

	r	The radius of the circle (must be greater than 0)
	c	The center point of the circle in 2D space

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Member Function Documentation

string Circle::getType

(

)

const [virtual]

Virtual function overridden from Shape. Returns a string indicating what type of shape this object is.

Precondition:

None

Postcondition:

Does not change the object

Returns:

The string "Circle"

Implements Shape.

double Circle::getArea

(

)

const [virtual]

Virtual function overridden from Shape. Returns the area of the circle as PI*radius*radius.

Precondition:

The radius must be set to a valid number.

Postcondition:

Does not change the object

Returns:

The area of the circle as a floating point number.

Implements Shape.

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The documentation for this class was generated from the following files:

• circle.h
• circle.cpp

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