inra.ijpb.geometry

Class Circle2D

java.lang.Object

inra.ijpb.geometry.Circle2D

public class Circle2D
extends Object

Contains data for representing circle in the 2D plane. Used for the computation of largest inscribed circle.

Author:

dlegland

See Also:

LargestInscribedCircle

Constructor Summary

Constructors

Constructor and Description
Circle2D(Point2D center, double radius) Creates a new Circle from a center and a radius.

Method Summary

Modifier and Type	Method and Description
double	area()
Point2D	getCenter()
double	getRadius()
double	perimeter()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Circle2D

public Circle2D(Point2D center,
                double radius)

Creates a new Circle from a center and a radius.

Parameters:

center - the center of the circle

radius - the radius of the circle

Method Detail

area

public double area()

Returns:

the area of the domain enclosed by the circle (equal to PI*R^2)

perimeter

public double perimeter()

Returns:

the perimeter of the circle (equal to 2*PI*R).

getCenter

public Point2D getCenter()

Returns:

the center of the circle

getRadius

public double getRadius()

Returns:

the radius of the circle