J2SE AWT :用drawImage绘图

1.  1:  import java.awt.Frame;

    2:  import java.awt.Graphics;

    3:  import java.awt.Image;

    4:  import java.awt.event.WindowAdapter;

    5:  import java.awt.event.WindowEvent;

    6:  

    7:  public class DrawImage extends Frame {

    8:  

    9:      public static void main(String[] args) {

   10:          DrawImage di = new DrawImage();

   11:          di.init();

   12:      }

   13:  

   14:      private Image img;

   15:  

   16:      private void init() {

   17:          // 获得Image .AWT 两种格式的图像：GIF和JPEG

   18:          img = this.getToolkit().getImage("d://31735-1.jpg");

   19:          this.setSize(600, 600);

   20:          System.out.println("setVisible start");

   21:          this.setVisible(true);

   22:          System.out.println("setVisible end");

   23:  

   24:          this.addWindowListener(new WindowAdapter() {

   25:              @Override

   26:              public void windowClosing(WindowEvent e) {

   27:                  System.exit(0);

   28:              }

   29:          });

   30:      }

   31:  

   32:      @Override

   33:      public void paint(Graphics g) {

   34:          System.out.println("paint");

   35:          if (img != null) {

   36:              g.drawImage(img, 10, 10, this);

   37:              // getGraphics.drawImage(img, 10, 10, this);//张孝祥的JAVA就业培训教程里 这样写

   38:          }

   39:      }

   40:  

   41:  }