Hiển thị quân cờ đối phương mạng LAN game Caro C# Winform

namespace GameCaro
{
    partial class Form1
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.components = new System.ComponentModel.Container();
            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));
            this.pnlChessBoard = new System.Windows.Forms.Panel();
            this.panel2 = new System.Windows.Forms.Panel();
            this.pctbAvatar = new System.Windows.Forms.PictureBox();
            this.panel3 = new System.Windows.Forms.Panel();
            this.label1 = new System.Windows.Forms.Label();
            this.btnLAN = new System.Windows.Forms.Button();
            this.txbIP = new System.Windows.Forms.TextBox();
            this.pctbMark = new System.Windows.Forms.PictureBox();
            this.prcbCoolDown = new System.Windows.Forms.ProgressBar();
            this.txbPlayerName = new System.Windows.Forms.TextBox();
            this.tmCoolDown = new System.Windows.Forms.Timer(this.components);
            this.menuStrip1 = new System.Windows.Forms.MenuStrip();
            this.menuToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.newGameToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.undoToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.quitToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.panel2.SuspendLayout();
            ((System.ComponentModel.ISupportInitialize)(this.pctbAvatar)).BeginInit();
            this.panel3.SuspendLayout();
            ((System.ComponentModel.ISupportInitialize)(this.pctbMark)).BeginInit();
            this.menuStrip1.SuspendLayout();
            this.SuspendLayout();
            // 
            // pnlChessBoard
            // 
            this.pnlChessBoard.BackColor = System.Drawing.SystemColors.Control;
            this.pnlChessBoard.Location = new System.Drawing.Point(12, 27);
            this.pnlChessBoard.Name = "pnlChessBoard";
            this.pnlChessBoard.Size = new System.Drawing.Size(594, 520);
            this.pnlChessBoard.TabIndex = 0;
            // 
            // panel2
            // 
            this.panel2.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.panel2.Controls.Add(this.pctbAvatar);
            this.panel2.Location = new System.Drawing.Point(612, 27);
            this.panel2.Name = "panel2";
            this.panel2.Size = new System.Drawing.Size(269, 269);
            this.panel2.TabIndex = 1;
            // 
            // pctbAvatar
            // 
            this.pctbAvatar.BackColor = System.Drawing.SystemColors.Control;
            this.pctbAvatar.BackgroundImage = global::GameCaro.Properties.Resources.caro;
            this.pctbAvatar.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
            this.pctbAvatar.Location = new System.Drawing.Point(3, 3);
            this.pctbAvatar.Name = "pctbAvatar";
            this.pctbAvatar.Size = new System.Drawing.Size(263, 263);
            this.pctbAvatar.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
            this.pctbAvatar.TabIndex = 0;
            this.pctbAvatar.TabStop = false;
            // 
            // panel3
            // 
            this.panel3.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.panel3.BackColor = System.Drawing.SystemColors.Control;
            this.panel3.Controls.Add(this.label1);
            this.panel3.Controls.Add(this.btnLAN);
            this.panel3.Controls.Add(this.txbIP);
            this.panel3.Controls.Add(this.pctbMark);
            this.panel3.Controls.Add(this.prcbCoolDown);
            this.panel3.Controls.Add(this.txbPlayerName);
            this.panel3.Location = new System.Drawing.Point(612, 302);
            this.panel3.Name = "panel3";
            this.panel3.Size = new System.Drawing.Size(269, 214);
            this.panel3.TabIndex = 2;
            // 
            // label1
            // 
            this.label1.AutoSize = true;
            this.label1.Font = new System.Drawing.Font("Elephant", 20.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
            this.label1.Location = new System.Drawing.Point(3, 150);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(254, 35);
            this.label1.TabIndex = 5;
            this.label1.Text = "5 in a line to win";
            // 
            // btnLAN
            // 
            this.btnLAN.Location = new System.Drawing.Point(3, 84);
            this.btnLAN.Name = "btnLAN";
            this.btnLAN.Size = new System.Drawing.Size(140, 23);
            this.btnLAN.TabIndex = 4;
            this.btnLAN.Text = "LAN";
            this.btnLAN.UseVisualStyleBackColor = true;
            this.btnLAN.Click += new System.EventHandler(this.btnLAN_Click);
            // 
            // txbIP
            // 
            this.txbIP.Location = new System.Drawing.Point(3, 58);
            this.txbIP.Name = "txbIP";
            this.txbIP.Size = new System.Drawing.Size(140, 20);
            this.txbIP.TabIndex = 3;
            this.txbIP.Text = "127.0.0.1";
            // 
            // pctbMark
            // 
            this.pctbMark.BackColor = System.Drawing.SystemColors.Control;
            this.pctbMark.Location = new System.Drawing.Point(149, 3);
            this.pctbMark.Name = "pctbMark";
            this.pctbMark.Size = new System.Drawing.Size(117, 104);
            this.pctbMark.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
            this.pctbMark.TabIndex = 2;
            this.pctbMark.TabStop = false;
            // 
            // prcbCoolDown
            // 
            this.prcbCoolDown.Location = new System.Drawing.Point(3, 29);
            this.prcbCoolDown.Name = "prcbCoolDown";
            this.prcbCoolDown.Size = new System.Drawing.Size(140, 23);
            this.prcbCoolDown.TabIndex = 1;
            // 
            // txbPlayerName
            // 
            this.txbPlayerName.Location = new System.Drawing.Point(3, 3);
            this.txbPlayerName.Name = "txbPlayerName";
            this.txbPlayerName.ReadOnly = true;
            this.txbPlayerName.Size = new System.Drawing.Size(140, 20);
            this.txbPlayerName.TabIndex = 0;
            // 
            // tmCoolDown
            // 
            this.tmCoolDown.Tick += new System.EventHandler(this.tmCoolDown_Tick);
            // 
            // menuStrip1
            // 
            this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.menuToolStripMenuItem});
            this.menuStrip1.Location = new System.Drawing.Point(0, 0);
            this.menuStrip1.Name = "menuStrip1";
            this.menuStrip1.Size = new System.Drawing.Size(893, 24);
            this.menuStrip1.TabIndex = 3;
            this.menuStrip1.Text = "menuStrip1";
            // 
            // menuToolStripMenuItem
            // 
            this.menuToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.newGameToolStripMenuItem,
            this.undoToolStripMenuItem,
            this.quitToolStripMenuItem});
            this.menuToolStripMenuItem.Name = "menuToolStripMenuItem";
            this.menuToolStripMenuItem.Size = new System.Drawing.Size(50, 20);
            this.menuToolStripMenuItem.Text = "Menu";
            // 
            // newGameToolStripMenuItem
            // 
            this.newGameToolStripMenuItem.Name = "newGameToolStripMenuItem";
            this.newGameToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.N)));
            this.newGameToolStripMenuItem.Size = new System.Drawing.Size(174, 22);
            this.newGameToolStripMenuItem.Text = "New game";
            this.newGameToolStripMenuItem.Click += new System.EventHandler(this.newGameToolStripMenuItem_Click);
            // 
            // undoToolStripMenuItem
            // 
            this.undoToolStripMenuItem.Name = "undoToolStripMenuItem";
            this.undoToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Z)));
            this.undoToolStripMenuItem.Size = new System.Drawing.Size(174, 22);
            this.undoToolStripMenuItem.Text = "Undo";
            this.undoToolStripMenuItem.Click += new System.EventHandler(this.undoToolStripMenuItem_Click);
            // 
            // quitToolStripMenuItem
            // 
            this.quitToolStripMenuItem.Name = "quitToolStripMenuItem";
            this.quitToolStripMenuItem.ShortcutKeys = ((System.Windows.Forms.Keys)((System.Windows.Forms.Keys.Control | System.Windows.Forms.Keys.Q)));
            this.quitToolStripMenuItem.Size = new System.Drawing.Size(174, 22);
            this.quitToolStripMenuItem.Text = "Quit";
            this.quitToolStripMenuItem.Click += new System.EventHandler(this.quitToolStripMenuItem_Click);
            // 
            // Form1
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(893, 557);
            this.Controls.Add(this.panel3);
            this.Controls.Add(this.panel2);
            this.Controls.Add(this.pnlChessBoard);
            this.Controls.Add(this.menuStrip1);
            this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
            this.MainMenuStrip = this.menuStrip1;
            this.Name = "Form1";
            this.Text = "Game Caro LAN";
            this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.Form1_FormClosing);
            this.Shown += new System.EventHandler(this.Form1_Shown);
            this.panel2.ResumeLayout(false);
            ((System.ComponentModel.ISupportInitialize)(this.pctbAvatar)).EndInit();
            this.panel3.ResumeLayout(false);
            this.panel3.PerformLayout();
            ((System.ComponentModel.ISupportInitialize)(this.pctbMark)).EndInit();
            this.menuStrip1.ResumeLayout(false);
            this.menuStrip1.PerformLayout();
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.Panel pnlChessBoard;
        private System.Windows.Forms.Panel panel2;
        private System.Windows.Forms.PictureBox pctbAvatar;
        private System.Windows.Forms.Panel panel3;
        private System.Windows.Forms.Button btnLAN;
        private System.Windows.Forms.TextBox txbIP;
        private System.Windows.Forms.PictureBox pctbMark;
        private System.Windows.Forms.ProgressBar prcbCoolDown;
        private System.Windows.Forms.TextBox txbPlayerName;
        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.Timer tmCoolDown;
        private System.Windows.Forms.MenuStrip menuStrip1;
        private System.Windows.Forms.ToolStripMenuItem menuToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem newGameToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem undoToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem quitToolStripMenuItem;
    }
}

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameCaro
{
    public class Cons
    {
        public static int CHESS_WIDTH = 30;
        public static int CHESS_HEIGHT = 30;

        public static int CHESS_BOARD_WIDTH = 20;
        public static int CHESS_BOARD_HEIGHT = 17;

        public static int COOL_DOWN_STEP = 100;
        public static int COOL_DOWN_TIME = 10000;
        public static int COOL_DOWN_INTERVAL = 100;
    }
}
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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace GameCaro
{
    public class ChessBoardManager
    {

        #region Properties
        private Panel chessBoard;

        public Panel ChessBoard
        {
            get { return chessBoard; }
            set { chessBoard = value; }
        }

        private List<Player> player;

        public List<Player> Player
        {
            get { return player; }
            set { player = value; }
        }

        private int currentPlayer;

        public int CurrentPlayer
        {
            get { return currentPlayer; }
            set { currentPlayer = value; }
        }

        private TextBox playerName;

        public TextBox PlayerName
        {
            get { return playerName; }
            set { playerName = value; }
        }

        private PictureBox playerMark;

        public PictureBox PlayerMark
        {
            get { return playerMark; }
            set { playerMark = value; }
        }

        private List<List<Button>> matrix;

        public List<List<Button>> Matrix
        {
            get { return matrix; }
            set { matrix = value; }
        }

        private event EventHandler<ButtonClickEvent> playerMarked;
        public event EventHandler<ButtonClickEvent> PlayerMarked
        {
            add
            {
                playerMarked += value;
            }
            remove 
            {
                playerMarked -= value;
            }
        }

        private event EventHandler endedGame;
        public event EventHandler EndedGame
        {
            add
            {
                endedGame += value;
            }
            remove
            {
                endedGame -= value;
            }
        }

        private Stack<PlayInfo> playTimeLine;

        public Stack<PlayInfo> PlayTimeLine
        {
            get { return playTimeLine; }
            set { playTimeLine = value; }
        }
        #endregion

        #region Initialize
        public ChessBoardManager(Panel chessBoard, TextBox playerName, PictureBox mark)
        {
            this.ChessBoard = chessBoard;
            this.PlayerName = playerName;
            this.PlayerMark = mark;

            this.Player = new List<Player>() 
            { 
                new Player("HowKteam", Image.FromFile(Application.StartupPath + "\\Resources\\P1.png")),
                new Player("Education", Image.FromFile(Application.StartupPath + "\\Resources\\P2.png"))
            };

        }
        #endregion

        #region Methods        
        public void DrawChessBoard()
        {
            ChessBoard.Enabled = true;
            ChessBoard.Controls.Clear();

            PlayTimeLine = new Stack<PlayInfo>();

            CurrentPlayer = 0;

            ChangePlayer();

            Matrix = new List<List<Button>>();

            Button oldButton = new Button() { Width = 0, Location = new Point(0, 0) };
            for (int i = 0; i < Cons.CHESS_BOARD_HEIGHT; i++)
            {
                Matrix.Add(new List<Button>());

                for (int j = 0; j < Cons.CHESS_BOARD_WIDTH; j++)
                {
                    Button btn = new Button()
                    {
                        Width = Cons.CHESS_WIDTH,
                        Height = Cons.CHESS_HEIGHT,
                        Location = new Point(oldButton.Location.X + oldButton.Width, oldButton.Location.Y),
                        BackgroundImageLayout = ImageLayout.Stretch,
                        Tag = i.ToString()
                    };

                    btn.Click += btn_Click;

                    ChessBoard.Controls.Add(btn);

                    Matrix[i].Add(btn);

                    oldButton = btn;
                }
                oldButton.Location = new Point(0, oldButton.Location.Y + Cons.CHESS_HEIGHT);
                oldButton.Width = 0;
                oldButton.Height = 0;
            }
        }

        void btn_Click(object sender, EventArgs e)
        {
            Button btn = sender as Button;

            if (btn.BackgroundImage != null)
                return;

            Mark(btn);

            PlayTimeLine.Push(new PlayInfo(GetChessPoint(btn), CurrentPlayer));
            
            CurrentPlayer = CurrentPlayer == 1 ? 0 : 1;

            ChangePlayer();


            if (playerMarked != null)
                playerMarked(this, new ButtonClickEvent(GetChessPoint(btn)));

            if (isEndGame(btn))
            {
                EndGame();
            }
        }

        public void OtherPlayerMark(Point point)
        {
            Button btn = Matrix[point.Y][point.X];

            if (btn.BackgroundImage != null)
                return;

            Mark(btn);

            PlayTimeLine.Push(new PlayInfo(GetChessPoint(btn), CurrentPlayer));
            
            CurrentPlayer = CurrentPlayer == 1 ? 0 : 1;

            ChangePlayer();

            if (isEndGame(btn))
            {
                EndGame();
            }
        }

        public void EndGame()
        {
            if (endedGame != null)
                endedGame(this, new EventArgs());
        }

        public bool Undo()
        {
            if (PlayTimeLine.Count <= 0)
                return false;

            PlayInfo oldPoint = PlayTimeLine.Pop();
            Button btn = Matrix[oldPoint.Point.Y][oldPoint.Point.X];

            btn.BackgroundImage = null;

            if (PlayTimeLine.Count <= 0)           
            {
                CurrentPlayer = 0;
            }
            else
            {
                oldPoint = PlayTimeLine.Peek();
                CurrentPlayer = oldPoint.CurrentPlayer == 1 ? 0 : 1;
            }

            ChangePlayer();

            return true;
        }

        private bool isEndGame(Button btn)
        {
            return isEndHorizontal(btn) || isEndVertical(btn) || isEndPrimary(btn) || isEndSub(btn);
        }

        private Point GetChessPoint(Button btn)
        {          
            int vertical = Convert.ToInt32(btn.Tag);
            int horizontal = Matrix[vertical].IndexOf(btn);

            Point point = new Point(horizontal, vertical);

            return point;
        }

        private bool isEndHorizontal(Button btn)
        {
            Point point = GetChessPoint(btn);

            int countLeft = 0;
            for (int i = point.X; i >= 0; i--)
            {
                if (Matrix[point.Y][i].BackgroundImage == btn.BackgroundImage)
                {
                    countLeft++;
                }
                else
                    break;
            }

            int countRight = 0;
            for (int i = point.X + 1; i < Cons.CHESS_BOARD_WIDTH; i++)
            {
                if (Matrix[point.Y][i].BackgroundImage == btn.BackgroundImage)
                {
                    countRight++;
                }
                else
                    break;
            }

            return countLeft + countRight == 5;
        }
        private bool isEndVertical(Button btn)
        {
            Point point = GetChessPoint(btn);

            int countTop = 0;
            for (int i = point.Y; i >= 0; i--)
            {
                if (Matrix[i][point.X].BackgroundImage == btn.BackgroundImage)
                {
                    countTop++;
                }
                else
                    break;
            }

            int countBottom = 0;
            for (int i = point.Y + 1; i < Cons.CHESS_BOARD_HEIGHT; i++)
            {
                if (Matrix[i][point.X].BackgroundImage == btn.BackgroundImage)
                {
                    countBottom++;
                }
                else
                    break;
            }

            return countTop + countBottom == 5;
        }
        private bool isEndPrimary(Button btn)
        {
            Point point = GetChessPoint(btn);

            int countTop = 0;
            for (int i = 0; i <= point.X; i++)
            {
                if (point.X - i < 0 || point.Y - i < 0)
                    break;

                if (Matrix[point.Y - i][point.X - i].BackgroundImage == btn.BackgroundImage)
                {
                    countTop++;
                }
                else
                    break;
            }

            int countBottom = 0;
            for (int i = 1; i <= Cons.CHESS_BOARD_WIDTH - point.X; i++)
            {
                if (point.Y + i >= Cons.CHESS_BOARD_HEIGHT || point.X + i >= Cons.CHESS_BOARD_WIDTH)
                    break;

                if (Matrix[point.Y + i][point.X + i].BackgroundImage == btn.BackgroundImage)
                {
                    countBottom++;
                }
                else
                    break;
            }

            return countTop + countBottom == 5;
        }
        private bool isEndSub(Button btn)
        {
            Point point = GetChessPoint(btn);

            int countTop = 0;
            for (int i = 0; i <= point.X; i++)
            {
                if (point.X + i > Cons.CHESS_BOARD_WIDTH || point.Y - i < 0)
                    break;

                if (Matrix[point.Y - i][point.X + i].BackgroundImage == btn.BackgroundImage)
                {
                    countTop++;
                }
                else
                    break;
            }

            int countBottom = 0;
            for (int i = 1; i <= Cons.CHESS_BOARD_WIDTH - point.X; i++)
            {
                if (point.Y + i >= Cons.CHESS_BOARD_HEIGHT || point.X - i < 0)
                    break;

                if (Matrix[point.Y + i][point.X - i].BackgroundImage == btn.BackgroundImage)
                {
                    countBottom++;
                }
                else
                    break;
            }

            return countTop + countBottom == 5;
        }

        private void Mark(Button btn)
        {
            btn.BackgroundImage = Player[CurrentPlayer].Mark;
        }

        private void ChangePlayer()
        {
            PlayerName.Text = Player[CurrentPlayer].Name;

            PlayerMark.Image = Player[CurrentPlayer].Mark;
        }
        #endregion
       
    }

    public class ButtonClickEvent : EventArgs
    {
        private Point clickedPoint;

        public Point ClickedPoint
        {
            get { return clickedPoint; }
            set { clickedPoint = value; }
        }

        public ButtonClickEvent(Point point)
        {
            this.ClickedPoint = point;
        }
    }
}
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Net.NetworkInformation;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace GameCaro
{
    public partial class Form1 : Form
    {
        #region Properties
        ChessBoardManager ChessBoard;

        SocketManager socket;
        #endregion
        public Form1()
        {
            InitializeComponent();

            Control.CheckForIllegalCrossThreadCalls = false;

            ChessBoard = new ChessBoardManager(pnlChessBoard, txbPlayerName, pctbMark);
            ChessBoard.EndedGame += ChessBoard_EndedGame;
            ChessBoard.PlayerMarked += ChessBoard_PlayerMarked;

            prcbCoolDown.Step = Cons.COOL_DOWN_STEP;
            prcbCoolDown.Maximum = Cons.COOL_DOWN_TIME;
            prcbCoolDown.Value = 0;

            tmCoolDown.Interval = Cons.COOL_DOWN_INTERVAL;

            socket = new SocketManager();

            NewGame();
        }

        #region Methods

        void EndGame()
        {
            tmCoolDown.Stop();
            pnlChessBoard.Enabled = false;
            undoToolStripMenuItem.Enabled = false;
            MessageBox.Show("Kết thúc");
        }

        void NewGame()
        {
            prcbCoolDown.Value = 0;
            tmCoolDown.Stop();
            undoToolStripMenuItem.Enabled = true;
            ChessBoard.DrawChessBoard();
        }

        void Quit()
        {
            Application.Exit();
        }

        void Undo()
        {
            ChessBoard.Undo();
        }

        void ChessBoard_PlayerMarked(object sender, ButtonClickEvent e)
        {
            tmCoolDown.Start();
            pnlChessBoard.Enabled = false;
            prcbCoolDown.Value = 0;

            socket.Send(new SocketData((int)SocketCommand.SEND_POINT, "", e.ClickedPoint));

            Listen();
        }

        void ChessBoard_EndedGame(object sender, EventArgs e)
        {
            EndGame();
        }

        private void tmCoolDown_Tick(object sender, EventArgs e)
        {
            prcbCoolDown.PerformStep();

            if (prcbCoolDown.Value >= prcbCoolDown.Maximum)
            {
                EndGame();                
            }
        }

        private void newGameToolStripMenuItem_Click(object sender, EventArgs e)
        {
            NewGame();
        }

        private void undoToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Undo();
        }

        private void quitToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Quit();            
        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (MessageBox.Show("Bạn có chắc muốn thoát", "Thông báo", MessageBoxButtons.OKCancel) != System.Windows.Forms.DialogResult.OK)
                e.Cancel = true;
        }
        
        private void btnLAN_Click(object sender, EventArgs e)
        {
            socket.IP = txbIP.Text;

            if (!socket.ConnectServer())
            {
                socket.isServer = true;
                pnlChessBoard.Enabled = true;
                socket.CreateServer();
            }
            else
            {
                socket.isServer = false;
                pnlChessBoard.Enabled = false;
                Listen();
            }

        }

        private void Form1_Shown(object sender, EventArgs e)
        {
            txbIP.Text = socket.GetLocalIPv4(NetworkInterfaceType.Wireless80211);

            if (string.IsNullOrEmpty(txbIP.Text))
            {
                txbIP.Text = socket.GetLocalIPv4(NetworkInterfaceType.Ethernet);
            }
        }

        void Listen()
        {
            Thread listenThread = new Thread(() =>
            {
                try
                {
                    SocketData data = (SocketData)socket.Receive();

                    ProcessData(data);
                }
                catch (Exception e)
                {
                }
            });
            listenThread.IsBackground = true;
            listenThread.Start();
        }

        private void ProcessData(SocketData data)
        {
            switch(data.Command)
            {
                case (int)SocketCommand.NOTIFY:
                        MessageBox.Show(data.Message);
                    break;
                case (int)SocketCommand.NEW_GAME:
                    break;
                case (int)SocketCommand.SEND_POINT:
                    this.Invoke((MethodInvoker)(() =>
                    {
                        prcbCoolDown.Value = 0;
                        pnlChessBoard.Enabled = true;
                        tmCoolDown.Start();
                        ChessBoard.OtherPlayerMark(data.Point);
                    }));                                             
                    break;
                case (int)SocketCommand.UNDO:
                    break;
                case (int)SocketCommand.END_GAME:
                    break;
                case (int)SocketCommand.QUIT:
                    break;
                default:
                    break;
            }

            Listen();
        }

        #endregion
    }
}
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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameCaro
{
    public class Player
    {
        private string name;    // Ctrl + R + E

        public string Name
        {
            get { return name; }
            set { name = value; }
        }

        private Image mark;

        public Image Mark
        {
            get { return mark; }
            set { mark = value; }
        }

        public Player(string name, Image mark)
        {
            this.Name = name;
            this.Mark = mark;
        }
    }
}
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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameCaro
{
    public class PlayInfo
    {
        private Point point;

        public Point Point
        {
            get { return point; }
            set { point = value; }
        }

        private int currentPlayer;

        public int CurrentPlayer
        {
            get { return currentPlayer; }
            set { currentPlayer = value; }
        }

        public PlayInfo(Point point, int currentPlayer)
        {
            this.Point = point;
            this.CurrentPlayer = currentPlayer;
        }
    }
}
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace GameCaro
{
    public class SocketManager
    {
        #region Client
        Socket client;
        public bool ConnectServer()
        {
            IPEndPoint iep = new IPEndPoint(IPAddress.Parse(IP), PORT);
            client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);

            try
            {
                client.Connect(iep);
                return true;
            }
            catch
            {
                return false;
            }
        }
        #endregion

        #region server

        Socket server;
        public void CreateServer()
        {
            IPEndPoint iep = new IPEndPoint(IPAddress.Parse(IP), PORT);
            server = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);

            server.Bind(iep);
            server.Listen(10);

            Thread acceptClient = new Thread(() =>
            {
                client = server.Accept();
            });
            acceptClient.IsBackground = true;
            acceptClient.Start();
        }
        #endregion

        #region Both
        public string IP = "127.0.0.1";
        public int PORT = 9999;
        public const int BUFFER = 1024;
        public bool isServer = true;

        public bool Send(object data)
        {
            byte[] sendData = SerializeData(data);
            
            return SendData(client, sendData);
        }

        public object Receive()
        {
            byte[] receiveData = new byte[BUFFER];
            bool isOk = ReceiveData(client, receiveData);

            return DeserializeData(receiveData);
        }

        private bool SendData(Socket target, byte[] data)
        {
            return target.Send(data) == 1 ? true : false;
        }


        private bool ReceiveData(Socket target, byte[] data)
        {
            return target.Receive(data) == 1 ? true : false;
        }
        /// <summary>
        /// Nén đối tượng thành mảng byte[]
        /// </summary>
        /// <param name="o"></param>
        /// <returns></returns>
        public byte[] SerializeData(Object o)
        {
            MemoryStream ms = new MemoryStream();
            BinaryFormatter bf1 = new BinaryFormatter();
            bf1.Serialize(ms, o);
            return ms.ToArray();
        }

        /// <summary>
        /// Giải nén mảng byte[] thành đối tượng object
        /// </summary>
        /// <param name="theByteArray"></param>
        /// <returns></returns>
        public object DeserializeData(byte[] theByteArray)
        {
            MemoryStream ms = new MemoryStream(theByteArray);
            BinaryFormatter bf1 = new BinaryFormatter();
            ms.Position = 0;
            return bf1.Deserialize(ms);
        }

        /// <summary>
        /// Lấy ra IP V4 của card mạng đang dùng
        /// </summary>
        /// <param name="_type"></param>
        /// <returns></returns>
        public string GetLocalIPv4(NetworkInterfaceType _type)
        {
            string output = "";
            foreach (NetworkInterface item in NetworkInterface.GetAllNetworkInterfaces())
            {
                if (item.NetworkInterfaceType == _type && item.OperationalStatus == OperationalStatus.Up)
                {
                    foreach (UnicastIPAddressInformation ip in item.GetIPProperties().UnicastAddresses)
                    {
                        if (ip.Address.AddressFamily == AddressFamily.InterNetwork)
                        {
                            output = ip.Address.ToString();
                        }
                    }
                }
            }
            return output;
        }

        #endregion
    }
}
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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GameCaro
{
    [Serializable]
    public class SocketData
    {
        private int command;

        public int Command
        {
            get { return command; }
            set { command = value; }
        }

        private Point point;

        public Point Point
        {
            get { return point; }
            set { point = value; }
        }

        private string message;

        public string Message
        {
            get { return message; }
            set { message = value; }
        }

        public SocketData(int command, string message, Point point)
        {
            this.Command = command;
            this.Point = point;
            this.Message = message;
        }
    }

    public enum SocketCommand
    {
        SEND_POINT,
        NOTIFY,
        NEW_GAME,
        UNDO,
        END_GAME,
        QUIT
    }
}
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