// File name: Circle.java
// Author: Zachary Conlyn
// Date: 2017-01-19
// Purpose: CMIS242 week 2 discussion.


import java.awt.Color;

class Circle extends  GeometricObject {
	private double radius;

	Circle() {
		this.radius = 1;
	}

	Circle(double aRadius) {
		this.radius = aRadius;
	}

	Circle(Color aColor, boolean aBoolean) {
		super(aColor, aBoolean);
		this.radius = 1;
	}

	Circle(Color aColor, boolean aBoolean, double aRadius) {
		super(aColor, aBoolean);
		this.radius = aRadius;
	}

	public void setRadius(double r) {
		this.radius = r;
	}

	public double getRadius() {
		return this.radius;
	}

	public double getArea() {
		return Math.PI * this.radius * this.radius;
	}

	public double getPerimeter() {
		return 2 * Math.PI * this.radius;
	}

	public double getDiameter() {
		return 2 * this.radius;
	}

}