图形配对

package peidui;
import java.awt.event.*;
import java.awt.*;
 
import javax.swing.*;
import javax.swing.border.LineBorder;
public class peidui extends JFrame implements MouseMotionListener,MouseListener{
    JLabel j1,j2,j3,j4,j5,j6;
    JPanel jp1,jp2;
    Point presspoint;
    public static void main(String[] args) {
        peidui pd=new peidui();
    }
    public peidui(){
        j1=new JLabel(new ImageIcon(getClass().getResource("bike.jpg")));
        j2=new JLabel(new ImageIcon(getClass().getResource("coffe.jpg")));
        j3=new JLabel(new ImageIcon(getClass().getResource("dress.jpg")));
        j4=new JLabel("咖啡",JLabel.CENTER);
        j5=new JLabel("衣服",JLabel.CENTER);
        j6=new JLabel("自行车",JLabel.CENTER);
        jp1=new JPanel();
        jp2=new JPanel();
        j1.setPreferredSize(new Dimension( 60, 60));
        j1.setBorder(new LineBorder(Color.BLACK));
        j2.setPreferredSize(new Dimension( 60, 60));
        j2.setBorder(new LineBorder(Color.BLACK));
        j3.setPreferredSize(new Dimension( 60, 60));
        j3.setBorder(new LineBorder(Color.BLACK));
        j4.setBackground(Color.green);
        j4.setOpaque(true);
        j4.setPreferredSize(new Dimension( 80, 80));
        j5.setBackground(Color.green);
        j5.setOpaque(true);
        j5.setPreferredSize(new Dimension( 80, 80));
        j6.setBackground(Color.green);
        j6.setOpaque(true);
        j6.setPreferredSize(new Dimension( 80, 80));
        j1.addMouseListener(this);//注册监听
        j1.addMouseMotionListener(this);//注册监听
        j2.addMouseListener(this);
        j2.addMouseMotionListener(this);
        j3.addMouseListener(this);
        j3.addMouseMotionListener(this);
         
        jp1.add(j1);
        jp1.add(j2);
        jp1.add(j3);
        this.setGlassPane(jp1);//加玻璃板把jp1放到玻璃板上
        this.getGlassPane().setVisible(true);//玻璃板的显示即jp1的显示
        jp1.setOpaque(false);//面板透明，玻璃板不透明窗体
        jp2.add(j4);
        jp2.add(j5);
        jp2.add(j6);
        this.add(jp2,BorderLayout.SOUTH);
        this.setTitle("配对游戏");
        this.setLocation(500, 200);
        this.setSize(300, 300);
        this.setVisible(true);
        this.setResizable(true);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }
    @Override
    public void mouseClicked(MouseEvent arg0) {
        // 单击
         
    }
    @Override
    public void mouseEntered(MouseEvent arg0) {
        // 进入
         
    }
    @Override
    public void mouseExited(MouseEvent arg0) {
        // 退出
         
    }
    @Override
    public void mousePressed(MouseEvent arg0) {
        // 一直按住
        presspoint=arg0.getPoint();
    }
    @Override
    public void mouseReleased(MouseEvent arg0) {
        // 释放
        if(check()){
            this.getGlassPane().setVisible(false);
            j6.setBackground(Color.red);
            j6.setText("配对成功");
            j5.setBackground(Color.red);
            j5.setText("配对成功");
            j4.setBackground(Color.red);
            j4.setText("配对成功");
        }
    }
    @Override
    public void mouseDragged(MouseEvent arg0) {
        //拖拽
        Point curentPoint=arg0.getPoint();
        JLabel imgsource=(JLabel)arg0.getSource();
        Point labPoint=imgsource.getLocation();
        imgsource.setLocation(labPoint.x+(curentPoint.x-presspoint.x), labPoint.y+(curentPoint.y-presspoint.y) );
    }
    @Override
    public void mouseMoved(MouseEvent arg0) {
        // 移动
         
    }
    public boolean check(){
        boolean asc=true;
        Point a=j1.getLocationOnScreen();
        Point b=j6.getLocationOnScreen();
        if(a.x<b.x||a.y<b.y||a.x>b.x+ 80||a.y>b.y+ 80)
        {
            asc=false;
            j6.setBackground(Color.green);
 
        }
        Point c=j3.getLocationOnScreen();
        Point d=j5.getLocationOnScreen();
        if(c.x<d.x||c.y<d.y||c.x>d.x+ 80||c.y>d.y+ 80)
        {
            asc=false;
            j5.setBackground(Color.green);
 
        }
        Point e=j2.getLocationOnScreen();
        Point f=j4.getLocationOnScreen();
        if(e.x<f.x||e.y<f.y||e.x>f.x+ 80||e.y>f.y+ 80)
        {
            asc=false;
            j4.setBackground(Color.green);
 
        }
        return asc;
    }
 
}