import javax.swing.*;

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import java.io.File;

import java.io.IOException;

import javax.imageio.ImageIO;

import java.util.Arrays;

public class GomokuGame extends JFrame {

private static final int BOARD_SIZE = 19;

private static final int CELL_SIZE = 40;

private static final int BOARD_OFFSET = 50;

private static final int MARGIN = 20;

private static final int BUTTON_HEIGHT = 40;

private static final int BUTTON_WIDTH = 100;

private char[][] board = new char[BOARD_SIZE][BOARD_SIZE];

private boolean isBlackTurn = true;

private Image bg;

private JLabel statusLabel;

public GomokuGame() {

this.setTitle("欢乐五子棋");

this.setSize(800, 600);

this.setLocationRelativeTo(null);

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this.setResizable(false);

try {

bg = ImageIO.read(new File("bg.png"));

} catch (IOException e) {

e.printStackTrace();

}

this.setLayout(new BorderLayout());

JPanel boardPanel = new JPanel() {

@Override 

protected void paintComponent(Graphics g) {

super.paintComponent(g);

drawBoard(g);

}

};

boardPanel.addMouseListener(new MouseAdapter() {

@Override 

public void mouseClicked(MouseEvent e) {

handleClick(e);

}

});

statusLabel = new JLabel("黑子先手", SwingConstants.CENTER);

statusLabel.setFont(new Font("Serif", Font.BOLD, 16));

JPanel buttonPanel = new JPanel();

buttonPanel.setLayout(new GridLayout(1, 7, MARGIN, MARGIN));

JButton startButton = new JButton("开始游戏");

JButton helpButton = new JButton("游戏说明");

JButton settingsButton = new JButton("游戏设置");

JButton giveUpButton = new JButton("认输");

JButton regretButton = new JButton("悔棋");

JButton aboutButton = new JButton("关于");

JButton exitButton = new JButton("退出");

startButton.addActionListener(new ActionListener() {

@Override 

public void actionPerformed(ActionEvent e) {

resetGame();

}

});

// Add more button listeners if needed

buttonPanel.add(startButton);

buttonPanel.add(helpButton);

buttonPanel.add(settingsButton);

buttonPanel.add(giveUpButton);

buttonPanel.add(regretButton);

buttonPanel.add(aboutButton);

buttonPanel.add(exitButton);

this.add(boardPanel, BorderLayout.CENTER);

this.add(statusLabel, BorderLayout.NORTH);

this.add(buttonPanel, BorderLayout.EAST);

this.setVisible(true);

}

private void drawBoard(Graphics g) {

g.drawImage(bg, 0, 0, this.getWidth(), this.getHeight(), null);

g.setColor(Color.BLACK);

for (int i = 0; i < BOARD_SIZE; i++) {

g.drawLine(BOARD_OFFSET, BOARD_OFFSET + i * CELL_SIZE, BOARD_OFFSET + (BOARD_SIZE - 1) * CELL_SIZE, BOARD_OFFSET + i * CELL_SIZE);

g.drawLine(BOARD_OFFSET + i * CELL_SIZE, BOARD_OFFSET, BOARD_OFFSET + i * CELL_SIZE, BOARD_OFFSET + (BOARD_SIZE - 1) * CELL_SIZE);

}

for (int i = 0; i < BOARD_SIZE; i++) {

for (int j = 0; j < BOARD_SIZE; j++) {

if (board[i][j] != ' ') {

g.setColor(isBlackTurn ? Color.BLACK : Color.WHITE);

g.fillOval(BOARD_OFFSET + j * CELL_SIZE - CELL_SIZE / 2, BOARD_OFFSET + i * CELL_SIZE - CELL_SIZE / 2, CELL_SIZE, CELL_SIZE);

g.setColor(Color.BLACK);

g.drawOval(BOARD_OFFSET + j * CELL_SIZE - CELL_SIZE / 2, BOARD_OFFSET + i * CELL_SIZE - CELL_SIZE / 2, CELL_SIZE, CELL_SIZE);

}

}

}

}

private void handleClick(MouseEvent e) {

int x = (e.getX() - BOARD_OFFSET) / CELL_SIZE;

int y = (e.getY() - BOARD_OFFSET) / CELL_SIZE;

if (x >= 0 && x < BOARD_SIZE && y >= 0 && y < BOARD_SIZE && board[y][x] == ' ') {

board[y][x] = isBlackTurn ? '●' : '○';

if (checkWin(y, x)) {

statusLabel.setText(isBlackTurn ? "黑子获胜" : "白子获胜");

JOptionPane.showMessageDialog(this, isBlackTurn ? "黑子获胜" : "白子获胜");

resetGame();

} else {

isBlackTurn = !isBlackTurn;

statusLabel.setText(isBlackTurn ? "黑子先手" : "白子先手");

}

this.repaint();

}

}

private boolean checkWin(int row, int col) {

char current = board[row][col];

return (checkDirection(row, col, 1, 0, current) >= 5 || // Horizontal

checkDirection(row, col, 0, 1, current) >= 5 || // Vertical

checkDirection(row, col, 1, 1, current) >= 5 || // Diagonal \

checkDirection(row, col, 1, -1, current) >= 5); // Diagonal /

}

private int checkDirection(int row, int col, int rowDir, int colDir, char current) {

int count = 1;

for (int i = 1; i < 5; i++) {

int newRow = row + i * rowDir;

int newCol = col + i * colDir;

if (newRow >= 0 && newRow < BOARD_SIZE && newCol >= 0 && newCol < BOARD_SIZE && board[newRow][newCol] == current) {

count++;

} else {

break;

}

}

for (int i = 1; i < 5; i++) {

int newRow = row - i * rowDir;

int newCol = col - i * colDir;

if (newRow >= 0 && newRow < BOARD_SIZE && newCol >= 0 && newCol < BOARD_SIZE && board[newRow][newCol] == current) {

count++;

} else {

break;

}

}

return count;

}

private void resetGame() {

Arrays.fill(board, ' ');

isBlackTurn = true;

statusLabel.setText("黑子先手");

this.repaint();

}

public static void main(String[] args) {

SwingUtilities.invokeLater(new Runnable() {

@Override 

public void run() {

new GomokuGame();

}

});

}

}