person.java~18~

用java模拟的电梯程序,可以选择有几层楼,一共有几个人在哪几层等电梯,可以不断的增加等电梯的人数,并看电梯如何以设定的方式运行.

package elevator;

import java.awt.*;
import javax.swing.JPanel;
import java.awt.image.*;
import java.util.*;
/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */

public class Person extends JPanel {
  private BorderLayout borderLayout1 = new BorderLayout();

  public Person() {
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  public void paintComponent(Graphics g)
  {
    super.paintComponent(g) ;

    g.drawOval(23,1,10,10) ;
    g.drawRect(20,11,15,20) ;
    g.drawLine(20,11,15,20) ;
    g.drawLine(35,11,40,20) ;
    g.drawLine(20,31,15,40) ;
    g.drawLine(35,31,40,40) ;
//    if(image!=null)
//      g.drawImage(image,0,0,null) ;
  }

  public void loadImage(String name)
  {
    Image loadedImage=Toolkit.getDefaultToolkit().getImage(name) ;
    MediaTracker tracker=new MediaTracker(this);
    tracker.addImage(loadedImage,0) ;
    try
    {
      tracker.waitForID(0) ;
    }
    catch(InterruptedException e) {}
    image=new BufferedImage(loadedImage.getWidth(null) ,
                            loadedImage.getHeight(null) ,
                            BufferedImage.TYPE_INT_RGB);
    Graphics2D g2= image.createGraphics();
    g2.drawImage(loadedImage,0,0,null) ;

    repaint();


  }
  void jbInit() throws Exception {
    this.setLayout(borderLayout1);
//    loadImage("g:\\lyq.jpg");
  }
  private BufferedImage image;
}