Mine

import apcslib.*;
import chn.util.*;
import java.awt.Color;
public class Circle extends DrawingTool{
	public Circle(SketchPad s){
		super (s);
	}
	
	public void drawStar(double side){
		pen.turnRight(162);
		pen.move(side);
		pen.turnLeft(72);
		pen.move(side);
		pen.turnRight(144);
		pen.move(side);
		pen.turnLeft(72);
		pen.move(side);
		pen.turnRight(144);
		pen.move(side);
		pen.turnLeft(72);
		pen.move(side);
		pen.turnRight(144);
		pen.move(side);
		pen.turnLeft(72);
		pen.move(side);
		pen.turnRight(144);
		pen.move(side);
		pen.turnLeft(72);
		pen.move(side);
	}
	public void dCircle(int x, int y, int r ) {
        up();
        move(x,y);
        down();
        drawCircle(r);
    }
    public void cCircle(int x, int y, int r ) {
        up();
        move(x,y);
        down();
        //drawCircle(r);
        Color c = getColor();
        setColor(Color.WHITE);
        drawCircle(r);
        setColor(c);
        
    } 
}