import java.awt.Color;
import java.awt.Container;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JApplet;
import javax.swing.JPanel;
import javax.swing.Timer;

@SuppressWarnings("serial")
class Ardoise extends JPanel {
	private int heure = 1;
	private int taille;

	Ardoise(int taille) {
		this.taille = taille;
		setPreferredSize(new Dimension(100, 100));
		setBackground(Color.WHITE);
		Font font = new Font("Courier", Font.PLAIN, taille);
		setFont(font);
	}


	public int getHeure() {
		return heure;
	}

	public void setHeure(int heure) {
		this.heure = heure;
	}

	public void paintComponent(Graphics g) {
		super.paintComponent(g);
		g.drawString(Long.toString(heure), getWidth()/2 - taille, getHeight()/2);
	}
}

@SuppressWarnings("serial")
public class Compteur extends JApplet implements ActionListener {
	private Timer timer;
	private Ardoise ardoise;

	public void init() {
		ardoise = new Ardoise(Integer.parseInt(getParameter("taille")));
		setContentPane(ardoise);
		timer = new Timer(1000, this);
	}

	public void start() {
		timer.restart();
	}

	public void stop() {
		timer.stop();
	}

	public void actionPerformed(ActionEvent e) {
		ardoise.heure++;
		ardoise.repaint();
	}
}