Java swing五子棋的实现方法

package org.liky.game.frame;import java.awt.Color;import java.awt.Font;import java.awt.Graphics;import java.awt.Toolkit;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import java.awt.image.BufferedImage;import java.io.File;import java.io.IOException;import javax.imageio.ImageIO;import javax.swing.JFrame;import javax.swing.JOptionPane;public class FiveChessFrame extends JFrame implements MouseListener, Runnable { // 取得屏幕的宽度 int width = Toolkit.getDefaultToolkit().getScreenSize().width; // 取得屏幕的高度 int height = Toolkit.getDefaultToolkit().getScreenSize().height; // 背景图片 BufferedImage bgImage = null; // 保存棋子的坐标 int x = 0; int y = 0; // 保存之前下过的全部棋子的坐标 // 其中数据内容 0： 表示这个点并没有棋子， 1： 表示这个点是黑子， 2：表示这个点是白子 int[][] allChess = new int[19][19]; // 标识当前应该黑棋还是白棋下下一步 boolean isBlack = true; // 标识当前游戏是否可以继续 boolean canPlay = true; // 保存显示的提示信息 String message = "黑方先行"; // 保存最多拥有多少时间(秒) int maxTime = 0; // 做倒计时的线程类 Thread t = new Thread(this); // 保存黑方与白方的剩余时间 int blackTime = 0; int whiteTime = 0; // 保存双方剩余时间的显示信息 String blackMessage = "无限制"; String whiteMessage = "无限制"; public FiveChessFrame() { // 设置标题 this.setTitle("五子棋"); // 设置窗体大小 this.setSize(500, 500); // 设置窗体出现位置 this.setLocation((width - 500) / 2, (height - 500) / 2); // 将窗体设置为大小不可改变 this.setResizable(false); // 将窗体的关闭方式设置为默认关闭后程序结束 this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // 为窗体加入监听器 this.addMouseListener(this); // 将窗体显示出来 this.setVisible(true); t.start(); t.suspend(); // 刷新屏幕,防止开始游戏时出现无法显示的情况. this.repaint(); String imagePath = "" ; try {  imagePath = System.getProperty("user.dir")+"/class="lazy" data-src/image/background.jpg" ;  bgImage = ImageIO.read(new File(imagePath.replaceAll("\\\\", "/"))); } catch (IOException e) {  // TODO Auto-generated catch block  e.printStackTrace(); } } public void paint(Graphics g) { // 双缓冲技术防止屏幕闪烁 BufferedImage bi = new BufferedImage(500, 500,  BufferedImage.TYPE_INT_RGB); Graphics g2 = bi.createGraphics(); g2.setColor(Color.BLACK); // 绘制背景 g2.drawImage(bgImage, 1, 20, this); // 输出标题信息 g2.setFont(new Font("黑体", Font.BOLD, 20)); g2.drawString("游戏信息：" + message, 130, 60); // 输出时间信息 g2.setFont(new Font("宋体", 0, 14)); g2.drawString("黑方时间：" + blackMessage, 30, 470); g2.drawString("白方时间：" + whiteMessage, 260, 470); // 绘制棋盘 for (int i = 0; i < 19; i++) {  g2.drawLine(10, 70 + 20 * i, 370, 70 + 20 * i);  g2.drawLine(10 + 20 * i, 70, 10 + 20 * i, 430); } // 标注点位 g2.fillOval(68, 128, 4, 4); g2.fillOval(308, 128, 4, 4); g2.fillOval(308, 368, 4, 4); g2.fillOval(68, 368, 4, 4); g2.fillOval(308, 248, 4, 4); g2.fillOval(188, 128, 4, 4); g2.fillOval(68, 248, 4, 4); g2.fillOval(188, 368, 4, 4); g2.fillOval(188, 248, 4, 4);  // 绘制全部棋子 for (int i = 0; i < 19; i++) {  for (int j = 0; j < 19; j++) {  if (allChess[i][j] == 1) {   // 黑子   int tempX = i * 20 + 10;   int tempY = j * 20 + 70;   g2.fillOval(tempX - 7, tempY - 7, 14, 14);  }  if (allChess[i][j] == 2) {   // 白子   int tempX = i * 20 + 10;   int tempY = j * 20 + 70;   g2.setColor(Color.WHITE);   g2.fillOval(tempX - 7, tempY - 7, 14, 14);   g2.setColor(Color.BLACK);   g2.drawOval(tempX - 7, tempY - 7, 14, 14);  }  } } g.drawImage(bi, 0, 0, this); } public void mouseClicked(MouseEvent e) { // TODO Auto-generated method stub } public void mouseEntered(MouseEvent e) { // TODO Auto-generated method stub } public void mouseExited(MouseEvent e) { // TODO Auto-generated method stub } public void mousePressed(MouseEvent e) { // TODO Auto-generated method stub  if (canPlay == true) {  x = e.getX();  y = e.getY();  if (x >= 10 && x <= 370 && y >= 70 && y <= 430) {  x = (x - 10) / 20;  y = (y - 70) / 20;  if (allChess[x][y] == 0) {   // 判断当前要下的是什么颜色的棋子   if (isBlack == true) {   allChess[x][y] = 1;   isBlack = false;   message = "轮到白方";   } else {   allChess[x][y] = 2;   isBlack = true;   message = "轮到黑方";   }   // 判断这个棋子是否和其他的棋子连成5连，即判断游戏是否结束   boolean winFlag = this.checkWin();   if (winFlag == true) {   JOptionPane.showMessageDialog(this, "游戏结束,"    + (allChess[x][y] == 1 ? "黑方" : "白方") + "获胜！");   canPlay = false;   }  } else {   JOptionPane.showMessageDialog(this, "当前位置已经有棋子，请重新落子！");  }  this.repaint();  } }  // 点击 开始游戏 按钮 if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 70  && e.getY() <= 100) {  int result = JOptionPane.showConfirmDialog(this, "是否重新开始游戏?");  if (result == 0) {  // 现在重新开始游戏  // 重新开始所要做的操作: 1)把棋盘清空,allChess这个数组中全部数据归0.  // 2) 将 游戏信息: 的显示改回到开始位置  // 3) 将下一步下棋的改为黑方  for (int i = 0; i < 19; i++) {   for (int j = 0; j < 19; j++) {   allChess[i][j] = 0;   }  }  // 另一种方式 allChess = new int[19][19];  message = "黑方先行";  isBlack = true;  blackTime = maxTime;  whiteTime = maxTime;  if (maxTime > 0) {   blackMessage = maxTime / 3600 + ":"    + (maxTime / 60 - maxTime / 3600 * 60) + ":"    + (maxTime - maxTime / 60 * 60);   whiteMessage = maxTime / 3600 + ":"    + (maxTime / 60 - maxTime / 3600 * 60) + ":"    + (maxTime - maxTime / 60 * 60);   t.resume();  } else {   blackMessage = "无限制";   whiteMessage = "无限制";  }  this.canPlay = true;   this.repaint();  } } // 点击 游戏设置 按钮 if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 120  && e.getY() <= 150) {  String input = JOptionPane   .showInputDialog("请输入游戏的最大时间(单位:分钟),如果输入0,表示没有时间限制:");  try {  maxTime = Integer.parseInt(input) * 60;  if (maxTime < 0) {   JOptionPane.showMessageDialog(this, "请输入正确信息,不允许输入负数!");  }  if (maxTime == 0) {   int result = JOptionPane.showConfirmDialog(this,    "设置完成,是否重新开始游戏?");   if (result == 0) {   for (int i = 0; i < 19; i++) {    for (int j = 0; j < 19; j++) {    allChess[i][j] = 0;    }   }   // 另一种方式 allChess = new int[19][19];   message = "黑方先行";   isBlack = true;   blackTime = maxTime;   whiteTime = maxTime;   blackMessage = "无限制";   whiteMessage = "无限制";   this.canPlay = true;    this.repaint();   }  }  if (maxTime > 0) {   int result = JOptionPane.showConfirmDialog(this,    "设置完成,是否重新开始游戏?");   if (result == 0) {   for (int i = 0; i < 19; i++) {    for (int j = 0; j < 19; j++) {    allChess[i][j] = 0;    }   }   // 另一种方式 allChess = new int[19][19];   message = "黑方先行";   isBlack = true;   blackTime = maxTime;   whiteTime = maxTime;   blackMessage = maxTime / 3600 + ":"    + (maxTime / 60 - maxTime / 3600 * 60) + ":"    + (maxTime - maxTime / 60 * 60);   whiteMessage = maxTime / 3600 + ":"    + (maxTime / 60 - maxTime / 3600 * 60) + ":"    + (maxTime - maxTime / 60 * 60);   t.resume();   this.canPlay = true;    this.repaint();   }  }  } catch (NumberFormatException e1) {  // TODO Auto-generated catch block  JOptionPane.showMessageDialog(this, "请正确输入信息!");  } } // 点击 游戏说明 按钮 if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 170  && e.getY() <= 200) {  JOptionPane.showMessageDialog(this,   "这个一个五子棋游戏程序，黑白双方轮流下棋，当某一方连到五子时，游戏结束。"); } // 点击 认输 按钮 if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 270  && e.getY() <= 300) {  int result = JOptionPane.showConfirmDialog(this, "是否确认认输?");  if (result == 0) {  if (isBlack) {   JOptionPane.showMessageDialog(this, "黑方已经认输,游戏结束!");  } else {   JOptionPane.showMessageDialog(this, "白方已经认输,游戏结束!");  }  canPlay = false;  } } // 点击 关于 按钮 if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 320  && e.getY() <= 350) {  JOptionPane.showMessageDialog(this,   "本游戏由MLDN制作，有相关问题可以访问www.mldn.cn"); } // 点击 退出 按钮 if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 370  && e.getY() <= 400) {  JOptionPane.showMessageDialog(this, "游戏结束");  System.exit(0); } } public void mouseReleased(MouseEvent e) { // TODO Auto-generated method stub } private boolean checkWin() { boolean flag = false; // 保存共有相同颜色多少棋子相连 int count = 1; // 判断横向是否有5个棋子相连，特点 纵坐标 是相同， 即allChess[x][y]中y值是相同 int color = allChess[x][y];  // 通过循环来做棋子相连的判断  // 判断横向 count = this.checkCount(1, 0, color); if (count >= 5) {  flag = true; } else {  // 判断纵向  count = this.checkCount(0, 1, color);  if (count >= 5) {  flag = true;  } else {  // 判断右上、左下  count = this.checkCount(1, -1, color);  if (count >= 5) {   flag = true;  } else {   // 判断右下、左上   count = this.checkCount(1, 1, color);   if (count >= 5) {   flag = true;   }  }  } } return flag; } // 判断棋子连接的数量 private int checkCount(int xChange, int yChange, int color) { int count = 1; int tempX = xChange; int tempY = yChange; while (x + xChange >= 0 && x + xChange <= 18 && y + yChange >= 0  && y + yChange <= 18  && color == allChess[x + xChange][y + yChange]) {  count++;  if (xChange != 0)  xChange++;  if (yChange != 0) {  if (yChange > 0)   yChange++;  else {   yChange--;  }  } } xChange = tempX; yChange = tempY; while (x - xChange >= 0 && x - xChange <= 18 && y - yChange >= 0  && y - yChange <= 18  && color == allChess[x - xChange][y - yChange]) {  count++;  if (xChange != 0)  xChange++;  if (yChange != 0) {  if (yChange > 0)   yChange++;  else {   yChange--;  }  } } return count; } public void run() { // TODO Auto-generated method stub // 判断是否有时间限制 if (maxTime > 0) {  while (true) {  if (isBlack) {   blackTime--;   if (blackTime == 0) {   JOptionPane.showMessageDialog(this, "黑方超时,游戏结束!");   }  } else {   whiteTime--;   if (whiteTime == 0) {   JOptionPane.showMessageDialog(this, "白方超时,游戏结束!");   }  }  blackMessage = blackTime / 3600 + ":"   + (blackTime / 60 - blackTime / 3600 * 60) + ":"   + (blackTime - blackTime / 60 * 60);  whiteMessage = whiteTime / 3600 + ":"   + (whiteTime / 60 - whiteTime / 3600 * 60) + ":"   + (whiteTime - whiteTime / 60 * 60);  this.repaint();  try {   Thread.sleep(1000);  } catch (InterruptedException e) {   // TODO Auto-generated catch block   e.printStackTrace();  }  System.out.println(blackTime + " -- " + whiteTime);  } } }}