16.14

 1 import java.awt.*;
 2 import java.awt.event.ActionEvent;
 3 import java.awt.event.ActionListener;
 4
 5 import javax.swing.*;
 6
 7 public class Test_16_14 extends JFrame{
 8
 9     public Test_16_14(){
10         add(new ImageP());
11     }
12     public static void main(String[] args) {
13         // TODO Auto-generated method stub
14         Test_16_14 frame = new Test_16_14();
15             frame.setSize(800, 600);
16             frame.setTitle("Test_16_14");
17             frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
18             frame.setLocationRelativeTo(null); // Center the frame
19             frame.setVisible(true);
20     }
21
22     class ImageP extends JPanel{
23         private ImageIcon imageI = new ImageIcon("image/ca.gif");
24         private Image image = imageI.getImage();
25         private int x;
26
27         public ImageP(){
28             Timer timer = new Timer(1000,new TimerListener());
29             timer.start();
30         }
31         protected void paintComponent(Graphics g){
32             super.paintComponent(g);
33
34             if(image != null)
35                 g.drawImage(image, 0, getHeight()-97-x, 193,97,this);
36             x += 10;
37         }
38
39         class TimerListener implements ActionListener{
40             public void actionPerformed(ActionEvent e) {
41                 // TODO Auto-generated method stub
42                 repaint();
43             }
44         }
45     }
46 }

Test_16_14.java

效果图：