java图片绘制和鼠标事件监听

package com.vekaco.plane; import java.awt.Graphics; import java.awt.Image; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.awt.event.MouseMotionListener; import javax.swing.ImageIcon; import javax.swing.JFrame; import javax.swing.JPanel; public class Plane { Image image = new ImageIcon("image/image.jpg").getImage(); /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Image image = new ImageIcon("image/image.jpg").getImage(); JFrame window = new JFrame("image"); window.setSize(400, 500); window.setLocation(100, 100); window.setIconImage(image); window.setResizable(false); window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Mypaint paint = new Mypaint(); paint.addMouseListener(paint); paint.addMouseMotionListener(paint); window.add(paint); window.setVisible(true); } } class Mypaint extends JPanel implements MouseListener, MouseMotionListener { /** * */ private static final long serialVersionUID = 1L; int location_x, location_y; Image mouse = new ImageIcon("image/mouse.gif").getImage(); @Override public void paint(Graphics g) { // TODO Auto-generated method stub Image image = new ImageIcon("image/image.jpg").getImage(); super.paint(g); g.drawImage(image, 0, 0, 400, 500, null); g.drawImage(mouse, location_x - 80, location_y - 100, 100, 100, null); repaint();// gif在添加repaint()后才会动起来 } @Override public void mouseDragged(MouseEvent e) { // TODO Auto-generated method stub // mouse = new ImageIcon("image/1.gif").getImage(); location_x = e.getX(); location_y = e.getY(); } @Override public void mouseMoved(MouseEvent e) { // TODO Auto-generated method stub location_x = e.getX(); location_y = e.getY(); } @Override public void mouseClicked(MouseEvent e) { // TODO Auto-generated method stub System.out.println("mouse has clicked"); } @Override public void mouseEntered(MouseEvent e) { // TODO Auto-generated method stub System.out.println("mouse has entered"); } @Override public void mouseExited(MouseEvent e) { // TODO Auto-generated method stub System.out.println("mouse has exited"); } @Override public void mousePressed(MouseEvent e) { // TODO Auto-generated method stub mouse = new ImageIcon("image/1.gif").getImage(); } @Override public void mouseReleased(MouseEvent e) { // TODO Auto-generated method stub mouse = new ImageIcon("image/mouse.gif").getImage(); } }