package com.lzw;
import java.awt.EventQueue;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
public class Shrewmouse extends JFrame implements Runnable {
private JLabel[] mouses; //存放显示底数的标签数组
private ImageIcon imgMouse; //地鼠图片对象
public static void main(String args[]){
EventQueue.invokeLater(new Runnable(){
public void run(){
try{
Shrewmouse frame=new Shrewmouse(); //创建窗体
frame.setVisible(true); //显示窗体
new Thread(frame).start(); //启动线程
}catch(Exception e){
e.printStackTrace();
}
}
});
}
public Shrewmouse(){
super();
this.setResizable(false); //禁止调整窗体大小
this.getContentPane().setLayout(null); //窗体不使用布局管理器
this.setTitle("简易的打地鼠游戏"); //设置窗体标题
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
ImageIcon img=new ImageIcon(getClass().getResource("background.jpg"));
//初始化背景图片
imgMouse=new ImageIcon(getClass().getResource("mouse1.jpg"));
//初始化地鼠图片对象
mouses=new JLabel[6]; //创建显示地鼠的标签数组
for(int i=0;i<6;i++){ //遍历数组
mouses[i]=new JLabel(); //初始化每一个数组元素
mouses[i].setSize(imgMouse.getIconWidth(),imgMouse.getIconHeight());
//设置标签与地鼠图片相同大小
mouses[i].addMouseListener(new MouseAdapter(){//为标签添加鼠标事件监听适配器
/**
* 处理鼠标单击事件的方法
*/
@Override
public void mouseClicked(MouseEvent e){
Object source=e.getSource(); //获取事件源,即地鼠标签
if(source instanceof JLabel){ //如果事件是标签组件
JLabel mouse=(JLabel)source; //强制转换为JLabel标签
mouse.setIcon(null); //取消标签图标
}
}
});
this.getContentPane().add(mouses[i]); //添加显示地鼠的标签到窗体
}
mouses[0].setLocation(253, 300); //设置每个标签的位置
mouses[1].setLocation(333, 250);
mouses[2].setLocation(388, 296);
mouses[3].setLocation(362, 364);
mouses[4].setLocation(189, 353);
mouses[5].setLocation(240, 409);
final JLabel backLabel=new JLabel(); //创建显示背景的标签
backLabel.setBounds(0, 0, img.getIconWidth(), img.getIconHeight());
this.setBounds(100,100,img.getIconWidth(),img.getIconHeight());
backLabel.setIcon(img); //添加背景到标签
this.getContentPane().add(backLabel); //添加背景标签到窗体
}
/**
* 线程的核心方法
*/
public void run(){
while(true){ //使用无限循环
try{
Thread.sleep(3000); //使线程休眠3秒
int index=(int)(Math.random()*6); //生成随机的地鼠索引
if(mouses[index].getIcon()==null){ //如果地鼠标签没有设置图片
mouses[index].setIcon(imgMouse); //为该标签添加地鼠图片
}
}catch(InterruptedException e){
e.printStackTrace();
}
}
}
}