import java.util.Random;
import java.awt.Color;

public class RandomShapes {
    public static Drawable[] makeShapes() {
	Random rand = new Random();
	Drawable[] list = new Drawable[rand.nextInt(20)];
	for (int i = 0; i < list.length; i++) {
	    list[i] = makeRandomShape(rand);
	}
	return list;
    }
    
    public static Drawable makeRandomShape(Random rand) {
	int shapeIndex = rand.nextInt(3);
	if (shapeIndex == 0) {
	    return new Rectangle(new Point(rand.nextInt(400),
					   rand.nextInt(400)),
				 new Point(rand.nextInt(400),
					   rand.nextInt(400)),
				 rand.nextInt(10) + 1, Color.RED);
	} else if (shapeIndex == 1) {
	    Point[] list = new Point[rand.nextInt(5)+1];
	    for (int i = 0; i < list.length; i++) {
		list[i] = new Point(rand.nextInt(400),
				    rand.nextInt(400));
	    }
	    return new Polygon(list, rand.nextInt(10) + 1, Color.BLUE);
	} else {
	    return new SolidPoint(rand.nextInt(400), rand.nextInt(400), Color.BLACK);
	}
    }
}