[HaBo]

import java.applet.*;
import java.awt.*;
import java.awt.event.*;

public class neuneck extends Applet implements Runnable, MouseListener
{
    int[] polyx = {0,0,0,0,0,0,0,0,0};
    int[] polyy = {0,0,0,0,0,0,0,0,0};
    int wpos;
    int add = 0;
    int speed = -1;
    private Image dbImage;
    private Graphics dbg;

    public void init()
    {
        setBackground(Color.white);
        addMouseListener(this);
    }

    public void start()
    {
        // Schaffen eines neuen Threads, in dem das Spiel läuft
        Thread th = new Thread(this);
        th.start();
    }

    public void stop()
    {
    }

    public void destroy()
    {
    }

    public void run()
    {
        while(true)
        {
            wpos = 0;
            add += speed;

            for(int i=0; i<9; i++) {
                polyx[i] = 200 + (int)(Math.sin(Math.toRadians(wpos+add)) * 100);
                polyy[i] = 200 + (int)(Math.cos(Math.toRadians(wpos+add)) * 100);

                wpos += 40;
            }

            repaint();

            try {
                Thread.sleep(50);
            } catch(InterruptedException e) {
                // do nothing
            }
        }
    }

    public void paint(Graphics g)
    {
        g.drawPolygon(polyx, polyy, polyx.length);
        g.drawString("Rechts", 100, 100);
        g.drawString("Links", 270, 100);
    }

    public void update(Graphics g)
    {
        if(dbImage == null) {
            dbImage = createImage(400, 400);
            dbg = dbImage.getGraphics();
        }

        dbg.setColor(getBackground());
        dbg.fillRect(0, 0, 400, 400);

        dbg.setColor(getForeground());
        paint(dbg);

        g.drawImage (dbImage, 0, 0, this);
    }

    public void mouseClicked(MouseEvent e)
    {

    }

    public void mouseEntered(MouseEvent e)
    {

    }

    public void mouseExited(MouseEvent e)
    {

    }

    public void mousePressed(MouseEvent e)
    {
        if(e.getX() < 200)
            speed--;
        else
            speed++;
    }

    public void mouseReleased(MouseEvent e)
    {

    }

    public void mouseMoved(MouseEvent e)
    {
    }

    public void mouseDragged(MouseEvent e)
    {
    }
}