PJATK

public class Main extends JFrame{

    final int TITLE_BAR_HEIGHT = 20;
    int x, y, radius;
    int dx, dy;

    public Proje(){

        this.x = 20;
        this.y = 50;
        this.radius = 100;
        this.dx = 1;
        this.dy = 1;

        setSize(640, 640);
        setTitle("Shapes");
        setVisible(true);
        setDefaultCloseOperation(ShapeWindow.EXIT_ON_CLOSE);
    }

    public void paint(Graphics g) {
        super.paint(g);

        g.clearRect(0, 0, getWidth(), getHeight());
        g.setColor(Color.BLUE);
        g.drawOval((getWidth()-radius)/2 , (getHeight()-
                radius+TITLE_BAR_HEIGHT)/2, radius, radius);

        g.setColor(Color.MAGENTA);
        g.drawRect((getWidth()-150)/3, ((getHeight()-150+TITLE_BAR_HEIGHT)/3),
                radius, radius);

        g.setColor(Color.MAGENTA);
        g.drawRect(((getWidth()-80)/3)*2,
                (getHeight()-150+TITLE_BAR_HEIGHT)/3, radius, radius);

    }
}