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package Gamewinmine3;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.*;
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public class MineClearance {
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static private int midtime = 3600,mineNum = 0;/* 倒计时时间以及可用旗子数 */
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private static ImageIcon face = new ImageIcon("E:\\java_soft\\ceshi\\src\\Gamewinmine3\\face.jpg");/* 小黄脸图标 */
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static private JLabel label1,label2;/* 提示文字 */
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static private GamePanel gp;/* 雷区 */
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MineClearance(){
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/* 绘制窗口 */
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JFrame f = new JFrame("扫雷");
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f.setBounds(600,200,500,600);
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f.setDefaultCloseOperation(3);
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f.setLayout(null);
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label1 = new JLabel("剩余时间：" +(midtime / 60 / 60 % 60) + ":"+ (midtime / 60 % 60)+ ":" +(midtime % 60));
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label1.setBounds(10,20,120,20);
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f.add(label1);
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/* 显示旗子数 */
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label2 = new JLabel("剩余:"+mineNum);
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label2.setBounds(400,20,120,20);
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f.add(label2);
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/* 重置按钮 */
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JButton bt = new JButton(face);
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bt.setBounds(230, 15,30,30);
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bt.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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f.dispose();
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midtime = 3600;
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new MineClearance();
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}
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});
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f.add(bt);
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/* 绘制雷区 */
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gp = new GamePanel(20,20);
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gp.setBounds(40,100,400,400);
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f.add(gp);
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/* 显示界面 */
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f.setVisible(true);
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}
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/* 倒计时线程 */
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static class CountDown extends Thread{
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public void run(){
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while (midtime > 0){
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try{
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-- midtime;
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label1.setText("剩余时间：" +(midtime / 60 / 60 % 60) + ":"+ (midtime / 60 % 60)+ ":" +(midtime % 60));
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this.sleep(1000);
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}catch (Exception e){
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System.out.println("错误：" + e.toString());
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}
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}
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if(midtime == 0) {
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gp.showBomb();
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JOptionPane.showMessageDialog(null,"时间已到","游戏结束",JOptionPane.PLAIN_MESSAGE);
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}
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}
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}
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public static void main(String[] args){
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new MineClearance();
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/* 倒计时 */
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CountDown cd = new CountDown();
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cd.start();
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}
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/* 修改旗子数 */
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public static void setMineNum(int i){
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mineNum = i;
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label2.setText("剩余:"+mineNum);
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}
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}
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class GamePanel extends JPanel {
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private int rows, cols, bombCount,flagNum;
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private final int BLOCKWIDTH = 20;
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private final int BLOCKHEIGHT = 20;
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private JLabel[][] label;
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private boolean[][] state;
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private Btn[][] btns;
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private byte[][] click;
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private static ImageIcon flag = new ImageIcon("E:\\java_soft\\ceshi\\src\\Gamewinmine3\\flag.jpg");
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private static ImageIcon bomb = new ImageIcon("E:\\java_soft\\ceshi\\src\\Gamewinmine3\\bomb.jpg");
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private static ImageIcon lucency = new ImageIcon("E:\\java_soft\\ceshi\\src\\Gamewinmine3\\lucency.png");
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/* 构造雷区 */
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public GamePanel(int row, int col) {
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rows = row;/* 行数 */
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cols = col;/* 列数 */
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bombCount = rows * cols / 10; /* 地雷数 */
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flagNum = bombCount;/* 标记数（用于插旗） */
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label = new JLabel[rows][cols];
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state = new boolean[rows][cols];/* 用于存储是否有地雷 */
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btns = new Btn[rows][cols];
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click = new byte[rows][cols];/* 用于存储按钮点击状态（0-未点击，1-已点击，2-未点击但周围有雷，3-插旗） */
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MineClearance.setMineNum(flagNum);
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setLayout(null);
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initLable();
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randomBomb();
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writeNumber();
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randomBtn();
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}
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public void initLable() {
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for (int i = 0; i < rows; i++) {
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for (int j = 0; j < cols; j++) {
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JLabel l = new JLabel("", JLabel.CENTER);
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// 设置每个小方格的边界
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l.setBounds(j * BLOCKWIDTH, i * BLOCKHEIGHT, BLOCKWIDTH, BLOCKHEIGHT);
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// 绘制方格边框
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l.setBorder(BorderFactory.createLineBorder(Color.GRAY));
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// 设置方格为透明,便于我们填充颜色
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l.setOpaque(true);
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// 背景填充为黄色
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l.setBackground(Color.lightGray);
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// 将方格加入到容器中(即面板JPanel)
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this.add(l);
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// 将方格存到类变量中,方便公用
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label[i][j] = l;
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label[i][j].setVisible(false);
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}
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}
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}
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/* 绘制地雷 */
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private void randomBomb() {
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for (int i = 0; i < bombCount; ++i) {
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int rRow = (int) (Math.random() * rows);
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int rCol = (int) (Math.random() * cols);
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if (state[rRow][rCol] == true) --i;
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label[rRow][rCol].setIcon(bomb);
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state[rRow][rCol] = true;/* 有地雷的格子state为真 */
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}
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}
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/* 绘制数字 */
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private void writeNumber() {
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for (int i = 0; i < rows; ++i) {
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for (int j = 0; j < cols; ++j) {
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if (state[i][j]) {
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continue;
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}
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int bombCount = 0;
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/* 寻找以自己为中心的九个格子中的地雷数 */
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for (int r = -1; (r + i < rows) && (r < 2); ++r) {
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if (r + i < 0) continue;
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for (int c = -1; (c + j < cols) && (c < 2); ++c) {
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if (c + j < 0) continue;
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if (state[r + i][c + j]) ++bombCount;
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}
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}
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if (bombCount > 0) {
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click[i][j] = 2;
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label[i][j].setText(String.valueOf(bombCount));
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}
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}
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}
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}
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/* 绘制按钮 */
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private void randomBtn() {
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for (int i = 0; i < rows; ++i) {
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for (int j = 0; j < cols; ++j) {
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Btn btn = new Btn();
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btn.i = i;
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btn.j = j;
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btn.setBounds(j * BLOCKWIDTH, i * BLOCKHEIGHT, BLOCKWIDTH, BLOCKHEIGHT);
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this.add(btn);
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btns[i][j] = btn;
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btn.addMouseListener(new MouseAdapter() {
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public void mouseClicked(MouseEvent e) {
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/* 左键点击，屏蔽插旗格子的点击事件 */
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if(e.getButton() == MouseEvent.BUTTON1) {
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if(click[btn.i][btn.j] != 3) open(btn);
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}
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/* 右键点击 */
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if(e.getButton() == MouseEvent.BUTTON3) placeFlag(btn);
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}
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}
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);
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}
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}
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}
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/* 打开这个雷区 */
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private void open(Btn b){
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/* 踩雷 */
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if(state[b.i][b.j]){
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for (int r = 0;r < rows;++r){
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for(int c = 0;c < cols; ++c){
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btns[r][c].setVisible(false);/* 隐藏label */
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label[r][c].setVisible(true);/* 显示按钮（这里只有隐藏了按钮才能显示按钮下面的label） */
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}
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}
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JOptionPane.showMessageDialog(null,"您失败了","游戏结束",JOptionPane.PLAIN_MESSAGE);
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}else /* 没有踩雷 */{
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subopen(b);
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}
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}
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/* 递归打开周边雷区 */
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private void subopen(Btn b){
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/* 有雷，不能打开 */
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if(state[b.i][b.j]) return;
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/* 打开过的和插旗的，不用打开 */
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if(click[b.i][b.j] == 1 || click[b.i][b.j] == 3) return;
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/* 周围有雷的，只打开它 */
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if(click[b.i][b.j] == 2) {
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b.setVisible(false);
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label[b.i][b.j].setVisible(true);
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click[b.i][b.j] = 1;
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return;
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}
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/* 打开当前这个按钮 */
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b.setVisible(false);
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label[b.i][b.j].setVisible(true);
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click[b.i][b.j] = 1;
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/* 递归检测周边八个按钮 */
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for (int r = -1; (r + b.i < rows) && (r < 2); ++r) {
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if (r + b.i < 0) continue;
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for (int c = -1; (c + b.j < cols) && (c < 2); ++c) {
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if (c + b.j < 0) continue;
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if (r==0 && c==0) continue;
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Btn newbtn = btns[r + b.i][c + b.j];
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subopen(newbtn);
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}
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}
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}
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/* 插旗 */
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private void placeFlag(Btn b){
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/* 只能插和地雷数相同数目的旗子 */
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if(flagNum>0){
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/* 插过旗的，再点一次取消 */
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if(click[b.i][b.j] == 3){
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if(label[b.i][b.j].getText() == "[0-9]") click[b.i][b.j] = 2;
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else click[b.i][b.j] = 0;
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b.setIcon(lucency);
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++ flagNum;
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MineClearance.setMineNum(flagNum);
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}else /* 未插旗的，插旗 */{
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b.setIcon(flag);
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click[b.i][b.j] = 3;
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-- flagNum;
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MineClearance.setMineNum(flagNum);
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}
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/* 把所有旗子插完了，检测是否成功 */
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if(flagNum == 0){
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boolean flagstate = true;
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for(int i = 0;i < rows; ++i){
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for(int j = 0;j < cols; ++j){
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if (click[i][j] != 3 && state[i][j]) flagstate = false;
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}
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}
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if(flagstate) JOptionPane.showMessageDialog(null,"您成功了","游戏结束",JOptionPane.PLAIN_MESSAGE);
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}
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}else /* 旗子用完了，不能插 */{
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JOptionPane.showMessageDialog(null,"标记已用尽","错误操作",JOptionPane.PLAIN_MESSAGE);
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}
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}
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/* 显示雷区 */
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public void showBomb(){
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for (int r = 0;r < rows;++r){
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for(int c = 0;c < cols; ++c){
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btns[r][c].setVisible(false);/* 隐藏label */
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label[r][c].setVisible(true);/* 显示按钮（这里只有隐藏了按钮才能显示按钮下面的label） */
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}
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}
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}
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}
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class Btn extends JButton{
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public int i,j;
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} |
