project2.java

实现了 移动 碰撞检测

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
public class Project2 extends MIDlet
{
    static Project2 instance;

    Gameworld displayable = new Gameworld();

    public Project2()
    {
        instance = this;
    }

    public void startApp()
    {
        Display.getDisplay(this).setCurrent(displayable);
    }

    public void pauseApp()
    {
    }

    public void destroyApp(boolean unconditional)
    {
    }

    public static void exitApp()
    {
        instance.destroyApp(true);
        instance.notifyDestroyed();
        instance = null;
    }
}