// Tetsris3D.java, V1.0
// Sunday, Oct. 29, 2000, by Yamin Li, yamin@k.hosei.ac.jp
// Free to use, modify, and distribute.

import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
import javax.swing.*;

public class Tetris3D extends Applet implements KeyListener, Runnable {
    private Play3D play;
    private List message;
    private String overMsg="Game over. Press 'S' to start again";
    private String startMsg="Click here to receive keyboard action";
    private Thread mytetris=null;
    private boolean selectMsg=true;

    public void init(){
        play=new Play3D();
        message=new List(1);
        message.setBackground(Color.lightGray);
        message.setForeground(Color.blue);
        message.setFont(new Font("Sansserif", Font.BOLD,14));
        message.add(startMsg);
        message.addKeyListener(this);
        setLayout(new BorderLayout());
        add(play, BorderLayout.NORTH);
        add(message, BorderLayout.SOUTH);
        play.init();
        message.select(0);
        message.requestFocus();
    }

    public void paint(Graphics g){
        message.requestFocus();
    }

    public void start(){
        mytetris=new Thread(this);
        mytetris.start();
    }

    public void stop(){
        mytetris=null;
    }

    public void run(){
        Thread me=Thread.currentThread();
        while(mytetris==me){
            try {
                Thread.currentThread().sleep(play.getSleepTime());
            }
            catch(InterruptedException e){
                //System.err.println(e.toString());
            }
            if (play.getOver()){
                message.replaceItem(overMsg, 0);
                if (selectMsg) message.deselect(0);
                else  message.select(0);
                selectMsg=!selectMsg;
            } else {
                play.game(0);
            }
        }
    }

    public void keyPressed(KeyEvent e){
        int keycode=e.getKeyCode();
        if (keycode==0x53){ // 'S'
            message.replaceItem(startMsg, 0);
        }
        play.game(keycode);
    }
    public void keyReleased(KeyEvent e){}
    public void keyTyped(KeyEvent e){}
}