简单的五子棋

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.Graphics;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Vector;
import javax.swing.JFrame;
import javax.swing.JOptionPane;

public class FiveInARow extends JFrame implements MouseListener {
    Vector v = new Vector();   //所有的每步走棋信息
    Vector white = new Vector(); //白方走棋信息
    Vector black = new Vector(); //黑方走棋信息
    boolean b; //用来判断白旗还是黑棋
    int whiteCount, blackCount; //计算悔棋步数
    int w = 50;    //间距大小
    int px = 100, py = 100;    //棋盘的大小
    int pxw = px + w, pyw = py + w;
    int width = w * 16, height = w * 16;
    int vline = width + px;    //垂直线的长度
    int hline = height + py; //水平线的长度

    /**
     * 构造方法
     */
    public FiveInARow() {
        super("单机版五子棋");
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);//关闭按钮
        Container con = this.getContentPane();
        con.setLayout(new BorderLayout());
        this.addMouseListener(this);//添加监听
        this.setSize(1200, 1200);//设置窗体大小
        this.setBackground(Color.yellow);
        this.setVisible(true);
    }

    /**
     * 画棋盘和棋子
     * @param
     */
    public void paint(Graphics g) {
        g.clearRect(0, 0, this.getWidth(), this.getHeight());//清除画板
        g.setColor(Color.BLACK);//绘制网格颜色
        g.drawRect(px, py, width, height);//网格大小
        g.drawString("单机版五子棋小游戏，右击可以悔棋，欢迎使用", 180, 70);

        for (int i=0; i<15; i++) {
            g.drawLine(pxw+i*w, py, pxw+i*w, hline);//每条横线和竖线
            g.drawLine(px, pyw+i*w, vline, pyw+i*w);
        }

        for (int x=0; x<v.size(); x++) {
            String str = (String)v.get(x);
            String tmp[] = str.split("-");
            int a = Integer.parseInt(tmp[0]);
            int b = Integer.parseInt(tmp[1]);
            a = a * w + px;
            b = b * w + py;
            if (x%2 == 0) {
                g.setColor(Color.WHITE);
            } else {
                g.setColor(Color.BLACK);
            }
            g.fillArc(a-w/2, b-w/2, w, w, 0, 360);
        }
    }

    @Override
    public void mouseClicked(MouseEvent e) {
        if (e.getButton() == e.BUTTON1) {
            int x = e.getX();
            int y = e.getY();
            x = (x - x % w) + (x % w > w / 2 ? w : 0);
            y = (y - y % w) + (y % w > w / 2 ? w : 0);
            x = (x - px) / w;
            y = (y - py) / w;

            if (x >= 0 && y >= 0 && x <= 16 && y <= 16) {
                if (v.contains(x+"-"+y)) {
                    System.out.println("已经有棋了！");
                } else {
                    v.add(x+"-"+y);
                    this.repaint();
                    if (v.size() % 2 == 0) {
                        black.add(x+"-"+y);
                        this.victory(x, y, black);
//                System.out.println("黑棋");
                    } else {
                        white.add(x+"-"+y);
                        this.victory(x, y, white);
//                System.out.println("白棋");
                    }
//             System.out.println(e.getX()+"-"+e.getY());
                }
            } else {
//          System.out.println(e.getX()+"-"+e.getY()+"|"+x+"-"+y+"\t超出边界了");
            }
        }

        if (e.getButton() == e.BUTTON3) {  //右击悔棋的方法
//       System.out.println("鼠标右击--悔棋");
            if (v.isEmpty()) {
                JOptionPane.showMessageDialog(this, "没有棋可悔");
            } else {
                if (v.size() % 2 == 0) {   //判断是白棋悔棋，还是黑棋悔棋
                    blackCount++;
                    if (blackCount > 3) {
                        JOptionPane.showMessageDialog(this, "黑棋已经悔了3步");
                    } else {
                        v.remove(v.lastElement());
                        this.repaint();
                    }
                } else {
                    whiteCount++;
                    if (whiteCount > 3) {
                        JOptionPane.showMessageDialog(this, "白棋已经悔了3步");
                    } else {
                        v.remove(v.lastElement());
                        this.repaint();
                    }
                }
            }
        }
    }

    /**
     * 判断胜利的方法
     * @param
     * @param
     * @param
     */
    private void victory(int x, int y, Vector contain) {
        int cv = 0;    //垂直方向棋子数量
        int ch = 0;    //水平方向棋子数量
        int ci1 = 0; //斜面方向棋子数量1
        int ci2 = 0; //斜面方向棋子数量2

        //计算水平方向棋子数量
        for (int i=1; i<5; i++) {
            if (contain.contains((x+i)+"-"+y)) {
                ch++;
            } else {
                break;
            }
        }
        for (int i=1; i<5; i++) {
            if (contain.contains((x-i)+"-"+y)) {
                ch++;
            } else {
                break;
            }
        }

        //计算垂直方向棋子数量
        for (int i=1; i<5; i++) {
            if (contain.contains(x+"-"+(y+i))) {
                cv++;
            } else {
                break;
            }
        }
        for (int i=1; i<5; i++) {
            if (contain.contains(x+"-"+(y-i))) {
                cv++;
            } else {
                break;
            }
        }

        //计算45°斜面方向棋子数量
        for (int i=1; i<5; i++) {
            if (contain.contains((x+i)+"-"+(y+i))) {
                ci1++;
            } else {
                break;
            }
        }

        for (int i=1; i<5; i++) {
            if (contain.contains((x-i)+"-"+(y-i))) {
                ci1++;
            } else {
                break;
            }
        }

        //计算135°斜面方向棋子数量
        for (int i=1; i<5; i++) {
            if (contain.contains((x+i)+"-"+(y-i))) {
                ci2++;
            } else {
                break;
            }
        }

        for (int i=1; i<5; i++) {
            if (contain.contains((x-i)+"-"+(y+i))) {
                ci2++;
            } else {
                break;
            }
        }

        if (ch>=4 || cv>=4 ||ci1>=4 ||ci2>=4) {
            System.out.println(v.size()+"步棋");
            if (v.size() % 2 == 0) {
                //判断是黑棋赢，还是白棋赢
                JOptionPane.showMessageDialog(null, "黑棋赢了");
            } else {
                JOptionPane.showMessageDialog(null, "白棋赢了");
            }
            this.v.clear();
            this.black.clear();
            this.white.clear();
            this.repaint();
        }
    }

    @Override
    public void mouseEntered(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    @Override
    public void mouseExited(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    @Override
    public void mousePressed(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    @Override
    public void mouseReleased(MouseEvent e) {
        // TODO Auto-generated method stub

    }

}

public class Start {
    public static void main(String[] args) {
        FiveInARow five = new FiveInARow();
    }
}