logo.java~1~

在手机游戏中用于实现图片的翻转效果改变图片

import javax.microedition.lcdui.*;
import java.io.IOException;
import java.util.*;
public class Logo extends Base {
    GameCanvas m_gameCanvas;
    Image logo1Image, logo2Image;
    byte logo = 1;
    private Timer timer;
    private PrintTask task;
    public Logo(GameCanvas logo) {
        m_gameCanvas = logo;
        timer = new Timer();
        task = new PrintTask();
        timer.schedule(task, 3000,3000);
        try {
            logo1Image = Image.createImage("/logo1.png");
            logo2Image = Image.createImage("/logo2.png");
        } catch (IOException ex) {
        }
    }

    public void Display(Graphics g) {
        if (logo == 1) {
            g.drawImage(logo1Image, 0, 0, g.TOP | g.LEFT);
        }
        if (logo == 2) {
            g.drawImage(logo2Image, 0, 0, g.TOP | g.LEFT);
        }
    }
    public void Release() {
    }
    public void Update() {
        if (logo == 3) {
            task.cancel();
            m_gameCanvas.intState = -1;
        }
    }
    public void keyProcess(int key) {

    }

    class PrintTask extends TimerTask {
        public void run() {
            logo++;
        }
    }
}