splashscreen.java

symbian下ffmpeg编程。。废了好大劲下下来的！。

/*
 * Movino J2ME Client
 * Copyright (C) 2007  Johannes Berg
 * 
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package org.movino;

import java.io.IOException;
import java.util.Timer;
import java.util.TimerTask;

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;

public class SplashScreen extends Canvas implements Showable{

	private Image splashImage;
	private Timer splashTimer;
	
	public SplashScreen(){
		splashImage=null;
		splashTimer = new Timer();
		setFullScreenMode(true);
	}
	
	public void show(Display display){
		//load correct image
		int w = getWidth();
		String img = "logo128.png";
		if(w>=240){
			img = "logo240.png";
		}
		try {
			splashImage = Image.createImage("/"+img);
		} catch (IOException e) {}
		display.setCurrent(this);
		splashTimer.schedule(new TimeoutTask(), 2000);
	}
	
	public void reShow(Display display){
		display.setCurrent(this);
	}
	
	protected void paint(Graphics g){
		int w = getWidth();
		int h = getHeight();
		g.setColor(0);
		g.fillRect(0, 0, w, h);
		if(splashImage!=null){
			g.drawImage(splashImage, w/2, h/2, Graphics.HCENTER|Graphics.VCENTER);
		}
	}

	public class TimeoutTask extends TimerTask{
		public void run(){
			try{
				Showable s = (Showable)Class.forName("org.movino.device.DeviceCapabilities").newInstance();
				s.show(Display.getDisplay(MovinoMidlet.movinoMidlet));
			} catch(Throwable t){
				MovinoMidlet.movinoMidlet.libraryFailure();
			}
		}
		
	}
}