Java分享扫雷小游戏源码

淩亂°似流年 2024-02-20 13:06 68阅读 0赞

package src.am.demo02;
    
    import java.awt.*;
    import java.awt.event.*;
    import javax.swing.*;
    
    public class MineSweeper extends JFrame implements ActionListener, MouseListener {
        private static final long serialVersionUID = 1L;
        private int row = 10; // 行数
        private int col = 10; // 列数
        private int mineNum = 10; // 雷数
        private int[][] mineMap = new int[row][col]; // 雷区地图
        private JButton[][] btns = new JButton[row][col]; // 按钮数组
        private boolean[][] mineFlag = new boolean[row][col]; // 标记数组
        private boolean[][] openFlag = new boolean[row][col]; // 打开标记数组
        private int leftMineNum = mineNum; // 剩余雷数
        private JLabel leftMineLabel = new JLabel("剩余雷数：" + leftMineNum); // 剩余雷数标签
        private JPanel minePanel = new JPanel(new GridLayout(row, col)); // 雷区面板
        private JPanel topPanel = new JPanel(); // 顶部面板
        private boolean gameOver = false; // 游戏是否结束
    
        public MineSweeper() {
            setTitle("扫雷");
            setSize(600, 600);
            setLocationRelativeTo(null);
            setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            initMineMap();
            initBtns();
            initTopPanel();
            add(minePanel, BorderLayout.CENTER);
            add(topPanel, BorderLayout.NORTH);
            setVisible(true);
        }
    
        // 初始化雷区地图
        private void initMineMap() {
            int count = 0;
            while (count < mineNum) {
                int x = (int) (Math.random() * row);
                int y = (int) (Math.random() * col);
                if (mineMap[x][y] != -1) {
                    mineMap[x][y] = -1;
                    count++;
                }
            }
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    if (mineMap[i][j] != -1) {
                        int countMine = 0;
                        if (i > 0 && j > 0 && mineMap[i - 1][j - 1] == -1)
                            countMine++;
                        if (i > 0 && mineMap[i - 1][j] == -1)
                            countMine++;
                        if (i > 0 && j < col - 1 && mineMap[i - 1][j + 1] == -1)
                            countMine++;
                        if (j > 0 && mineMap[i][j - 1] == -1)
                            countMine++;
                        if (j < col - 1 && mineMap[i][j + 1] == -1)
                            countMine++;
                        if (i < row - 1 && j > 0 && mineMap[i + 1][j - 1] == -1)
                            countMine++;
                        if (i < row - 1 && mineMap[i + 1][j] == -1)
                            countMine++;
                        if (i < row - 1 && j < col - 1 && mineMap[i + 1][j + 1] == -1)
                            countMine++;
                        mineMap[i][j] = countMine;
                    }
                }
            }
        }
    
        // 初始化按钮数组
        private void initBtns() {
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    btns[i][j] = new JButton();
                    btns[i][j].addActionListener(this);
                    btns[i][j].addMouseListener(this);
                    minePanel.add(btns[i][j]);
                }
            }
        }
    
        // 初始化顶部面板
        private void initTopPanel() {
            JButton restartBtn = new JButton("重新开始");
            restartBtn.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    restart();
                }
            });
            topPanel.add(leftMineLabel);
            topPanel.add(restartBtn);
        }
    
        // 重新开始
        private void restart() {
            gameOver = false;
            leftMineNum = mineNum;
            leftMineLabel.setText("剩余雷数：" + leftMineNum);
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    mineMap[i][j] = 0;
                    mineFlag[i][j] = false;
                    openFlag[i][j] = false;
                    btns[i][j].setText("");
                    btns[i][j].setEnabled(true);
                    btns[i][j].setBackground(null);
                }
            }
            initMineMap();
        }
    
        // 点击按钮
        public void actionPerformed(ActionEvent e) {
            if (gameOver)
                return;
            JButton btn = (JButton) e.getSource();
            int x = -1, y = -1;
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    if (btn == btns[i][j]) {
                        x = i;
                        y = j;
                        break;
                    }
                }
            }
            if (mineFlag[x][y])
                return;
            if (mineMap[x][y] == -1) {
                gameOver();
            } else if (mineMap[x][y] == 0) {
                open(x, y);
            } else {
                btn.setText(mineMap[x][y] + "");
                btn.setEnabled(false);
                openFlag[x][y] = true;
                checkWin();
            }
        }
    
        // 右键标记
        public void mouseClicked(MouseEvent e) {
            if (gameOver)
                return;
            JButton btn = (JButton) e.getSource();
            int x = -1, y = -1;
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    if (btn == btns[i][j]) {
                        x = i;
                        y = j;
                        break;
                    }
                }
            }
            if (e.getButton() == MouseEvent.BUTTON3) {
                if (btn.getText().equals("")) {
                    btn.setText("▲");
                    mineFlag[x][y] = true;
                    leftMineNum--;
                } else {
                    btn.setText("");
                    mineFlag[x][y] = false;
                    leftMineNum++;
                }
                leftMineLabel.setText("剩余雷数：" + leftMineNum);
            }
        }
    
        public void mousePressed(MouseEvent e) {
        }
    
        public void mouseReleased(MouseEvent e) {
        }
    
        public void mouseEntered(MouseEvent e) {
        }
    
        public void mouseExited(MouseEvent e) {
        }
    
        // 打开空白区域
        private void open(int x, int y) {
            if (x < 0 || x >= row || y < 0 || y >= col || openFlag[x][y])
                return;
            JButton btn = btns[x][y];
            if (mineFlag[x][y])
                return;
            if (mineMap[x][y] == -1) {
                gameOver();
            } else if (mineMap[x][y] == 0) {
                btn.setEnabled(false);
                openFlag[x][y] = true;
                open(x - 1, y - 1);
                open(x - 1, y);
                open(x - 1, y + 1);
                open(x, y - 1);
                open(x, y + 1);
                open(x + 1, y - 1);
                open(x + 1, y);
                open(x + 1, y + 1);
            } else {
                btn.setText(mineMap[x][y] + "");
                btn.setEnabled(false);
                openFlag[x][y] = true;
                checkWin();
            }
        }
    
        // 游戏结束
        private void gameOver() {
            gameOver = true;
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    JButton btn = btns[i][j];
                    if (mineMap[i][j] == -1) {
                        btn.setText("●");
                        btn.setBackground(Color.RED);
                    }
                    btn.setEnabled(false);
                }
            }
            JOptionPane.showMessageDialog(this, "游戏结束！");
        }
    
        // 检查是否胜利
        private void checkWin() {
            int count = 0;
            for (int i = 0; i < row; i++) {
                for (int j = 0; j < col; j++) {
                    if (openFlag[i][j])
                        count++;
                }
            }
            if (count == row * col - mineNum) {
                gameOver = true;
                JOptionPane.showMessageDialog(this, "恭喜你，游戏胜利！");
            }
        }
    
        public static void main(String[] args) {
            new MineSweeper();
        }
    }