splashscreen.java

--- --- --- -基于蓝牙的J2ME游戏框架---------------很有用的

// Copyright 2003 Nokia Corporation.
//
// THIS SOURCE CODE IS PROVIDED 'AS IS', WITH NO WARRANTIES WHATSOEVER,
// EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS
// FOR ANY PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE
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// BY THIRD PARTIES
//
// Furthermore, information provided in this source code is preliminary,
// and may be changed substantially prior to final release. Nokia Corporation
// retains the right to make changes to this source code at
// any time, without notice. This source code is provided for informational
// purposes only.
//
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// Corporation.
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// unnamed package

import javax.microedition.lcdui.*;


class SplashScreen
    extends Canvas
    implements Runnable
{
    private final GameMIDlet midlet;
    private Image splashImage;
    private volatile boolean dismissed = false;


    SplashScreen(GameMIDlet midlet)
    {
        this.midlet = midlet;
//#ifdef midp2
        setFullScreenMode(true);
//#endif
        splashImage = GameMIDlet.createImage("/p.png");
        new Thread(this).start();
    }


    public void run()
    {
		midlet.init();
        synchronized(this)
        {
            try
            {
                wait(1500L);   // 1.5 seconds
            }
            catch (InterruptedException e)
            {
                // can't happen in MIDP: no Thread.interrupt method
            }
        }
        dismiss();
    }


    public void paint(Graphics g)
    {
        int width = getWidth();
        int height = getHeight();
        g.setColor(0x00FFFFFF);  // white
        g.fillRect(0, 0, width, height);

        g.setColor(0x00FF0000);  // red
        g.drawRect(1, 1, width-2, height-2);  // red border one pixel from edge

        if (splashImage != null)
        {
            g.drawImage(splashImage,
                        width/2,
                        height/2,
                        Graphics.VCENTER | Graphics.HCENTER);
            splashImage = null;
//            midlet.splashScreenPainted();
        }
    }


    public void keyPressed(int keyCode)
    {
        dismiss();
    }


    private synchronized void dismiss()
    {
        if (!dismissed)
        {
            dismissed = true;
            midlet.splashScreenDone();
        }
    }
}