midlet1.java

这是郭克华老师的J2ME视频的源代码

package prj23_1;

import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.game.GameCanvas;
import javax.microedition.lcdui.game.Sprite;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class MIDlet1 extends MIDlet {
	private MyGameCanvas mgc = new MyGameCanvas();
	private Display dis;
	protected void startApp() throws MIDletStateChangeException {
		dis = Display.getDisplay(this);
		dis.setCurrent(mgc);
	}

	protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
		// TODO Auto-generated method stub

	}

	protected void pauseApp() {
		// TODO Auto-generated method stub

	}
	
	class MyGameCanvas extends GameCanvas implements Runnable{
		private Image img1;
		private Image img2;		
		private Sprite sp1;		
		private Sprite sp2;
		private Graphics gra;
		public MyGameCanvas(){
			super(true);
			try{
				img1 = Image.createImage("/img1.png");
				img2 = Image.createImage("/img2.png");
				sp1 = new Sprite(img1);
				sp2 = new Sprite(img2);
				gra = this.getGraphics();
			}catch(Exception ex){
				ex.printStackTrace();
			}
			sp1.paint(gra);
			sp2.move(100, 0);
			sp2.paint(gra);		
			System.out.println(sp1.collidesWith(sp2, true));
		}
		public void run(){
			
		}
	}


}