jumping.java

用J2ME实现的

/*
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Copyright(c) 2003-2004 Jordi Martin Perez
*/
package org.piratis.j2me.demos.jumping;

import javax.microedition.lcdui.Display;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

import org.piratis.j2me.core.game.Canvas;


/**
 * Simply MIDlet showing J2MEGL usage.<br><br>
 * It (will) features a simply jumping game where the player (a bouncing
 * ball) must overcome the different obstacles that will come up in its
 * way to the finish (his home?)
 * 
 * @author		Jordi Mart韓
 * @copyright	Copyright (c) 2003-2004
 * @created 	24-jun-2004
 * @version		$Id: Jumping.java,v 1.2 2004/06/25 21:33:10 piratis Exp $
 */

public class Jumping 
	extends MIDlet
{
	/**
	 * MIDlet variables
	 */
	private Canvas canvas;
	private Display display;
	private JumpingEngine engine;
	
    /**
     * 
     */
    public Jumping()
    {
        super();

        // get display
		this.display = Display.getDisplay(this);		
	}

    /* (non-Javadoc)
     * @see javax.microedition.midlet.MIDlet#startApp()
     */
    protected void startApp() throws MIDletStateChangeException
    {
        try
        {
			// build simple canvas
			this.canvas = new Canvas(this.display);
			
			// fronton engine
			this.engine = new JumpingEngine(this.canvas);
			
			// set current canvas
			this.display.setCurrent(this.canvas);
			
			// start engine
			Thread th = new Thread(this.engine);
			th.start();
        } 
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }
        

    /* (non-Javadoc)
     * @see javax.microedition.midlet.MIDlet#pauseApp()
     */
    protected void pauseApp()
    {
		this.engine.stop();
    }

    /* (non-Javadoc)
     * @see javax.microedition.midlet.MIDlet#destroyApp(boolean)
     */
    protected void destroyApp(boolean arg0) throws MIDletStateChangeException
    {
		this.engine.stop();
		notifyDestroyed();
    }

}