我用c#异步通讯做了个五子棋的winform,服务器端和客户端分开的。想利用timer实现双方倒计时要怎么写?
client端代码
using System;
using System.Drawing;
using System.Windows.Forms;
using System.IO;
namespace GameClient
{
public partial class FormPlaying : Form
{
private int tableIndex;
private int side;
private DotColor[,] grid = new DotColor[15, 15]; //保存颜色,用于消点时进行判断
private Bitmap blackBitmap;
private Bitmap whiteBitmap;
//命令是否来自服务器
private bool isReceiveCommand = false;
private Service service;
delegate void LabelDelegate(Label label, string str);
delegate void ButtonDelegate(Button button, bool flag);
delegate void RadioButtonDelegate(RadioButton radioButton, bool flag);
delegate void SetDotDelegate(int i, int j, int dotColor);
LabelDelegate labelDelegate;
ButtonDelegate buttonDelegate;
RadioButtonDelegate radioButtonDelegate;
public FormPlaying(int TableIndex, int Side, BinaryWriter bw)
{
InitializeComponent();
this.tableIndex = TableIndex;
this.side = Side;
labelDelegate = new LabelDelegate(SetLabel);
buttonDelegate = new ButtonDelegate(SetButton);
radioButtonDelegate = new RadioButtonDelegate(SetRadioButton);
blackBitmap = new Bitmap(Properties.Resources.black);
whiteBitmap = new Bitmap(Properties.Resources.white);
service = new Service(listBox1, bw);
}
/// <summary>载入窗体时发生的事件</summary>
private void FormPlaying_Load(object sender, EventArgs e)
{
//默认游戏级别为3级
radioButton3.Checked = true;
for (int i = 0; i <= grid.GetUpperBound(0); i++)
{
for (int j = 0; j <= grid.GetUpperBound(1); j++)
{
grid[i, j] = DotColor.None;
}
}
labelSide0.Text = "";
labelSide1.Text = "";
labelGrade0.Text = "";
labelGrade1.Text = "";
}
/// <summary>设置标签显示信息</summary>
/// <param name="Label">要设置的Label</param>
/// <param name="string">要设置的信息</param>
public void SetLabel(Label label, string str)
{
if (label.InvokeRequired)
{
this.Invoke(labelDelegate, label, str);
}
else
{
label.Text = str;
}
}
/// <summary>设置button是否可用</summary>
/// <param name="Button">要设置的Button</param>
/// <param name="flag">是否可用</param>
private void SetButton(Button button, bool flag)
{
if (button.InvokeRequired)
{
this.Invoke(buttonDelegate, button, flag);
}
else
{
button.Enabled = flag;
}
}
/// <summary>设置radioButton选择状态</summary>
/// <param name="radioButton">要设置的RadioButton</param>
/// <param name="flag">是否选中</param>
private void SetRadioButton(RadioButton radioButton, bool flag)
{
if (radioButton.InvokeRequired)
{
this.Invoke(radioButtonDelegate, radioButton, flag);
}
else
{
radioButton.Checked = flag;
}
}
/// <summary>设置棋子状态</summary>
/// <param name="i">第几行</param>
/// <param name="j">第几列</param>
/// <param name="dotColor">棋子颜色</param>
//public void SetDot(int i, int j, DotColor dotColor)
//{
// service.AddItemToListBox(string.Format("{0},{1},{2}", i, j, dotColor));
// grid[i, j] = dotColor;
// pictureBox1.Invalidate();
//}
/// <summary>重新开始新游戏</summary>
/// <param name="str">警告信息</param>
public void Restart(string str)
{
MessageBox.Show(str, "", MessageBoxButtons.OK, MessageBoxIcon.Warning);
ResetGrid();
SetButton(buttonStart, true);
}
/// <summary>重置棋盘</summary>
private void ResetGrid()
{
SetLabel(labelGrade0, "");
SetLabel(labelGrade1, "");
for (int i = 0; i <= grid.GetUpperBound(0); i++)
{
for (int j = 0; j <= grid.GetUpperBound(1); j++)
{
grid[i, j] = DotColor.None;
}
}
pictureBox1.Invalidate();
}
/// <summary>取消棋子</summary>
/// <param name="x">x坐标</param>
/// <param name="y">y坐标</param>
public void UnsetDot(int x, int y,DotColor dotColor)
{
//service.AddItemToListBox(string.Format("{0},{1},{2}", i, j, dotColor));
//grid[x / 20 - 1, y / 20 - 1] = dotColor;
grid[x,y] = dotColor;
pictureBox1.Invalidate();
}
/// <summary>绘制图像</summary>
private void pictureBox1_Paint(object sender, PaintEventArgs e)
{
Graphics g = e.Graphics;
for (int i = 0; i <= grid.GetUpperBound(0); i++)
{
for (int j = 0; j <= grid.GetUpperBound(1); j++)
{
if (grid[i, j] != DotColor.None)
{
if (grid[i, j] == DotColor.Black)
{
g.DrawImage(blackBitmap, (i + 1) * 20, (j + 1) * 20);
}
else
{
g.DrawImage(whiteBitmap, (i + 1) * 20, (j + 1) * 20);
}
}
}
}
}
/// <summary>设置游戏难度级别</summary>
/// <param name="ss">难度级别</param>
public void SetLevel(string ss)
{
isReceiveCommand = true;
switch (ss)
{
case "1":
SetRadioButton(radioButton1, true);
break;
case "2":
SetRadioButton(radioButton2, true);
break;
case "3":
SetRadioButton(radioButton3, true);
break;
case "4":
SetRadioButton(radioButton4, true);
break;
case "5":
SetRadioButton(radioButton5, true);
break;
}
isReceiveCommand = false;
}
/// <summary>当游戏难度级别发生变化时触发的事件</summary>
private void radioButton_CheckedChanged(object sender, EventArgs e)
{
//isReceiveCommand为true表明是接收服务器设置的难度级别触发的此事件
//就不需要再向服务器发送
if (isReceiveCommand == false)
{
RadioButton radiobutton = (RadioButton)sender;
if (radiobutton.Checked == true)
{
//设置难度级别
//格式:Time,桌号,难度级别
service.SendToServer(string.Format("Level,{0},{1}",tableIndex, radiobutton.Name[radiobutton.Name.Length - 1]));
}
}
}
/// <summary>向服务器发送消息</summary>
private void buttonSend_Click(object sender, EventArgs e)
{
//字符串格式:Talk,桌号,对话内容
service.SendToServer(string.Format("Talk,{0},{1}", tableIndex, textBox1.Text));
}
/// <summary>对话内容改变时触发的事件</summary>
private void textBox1_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar == (char)Keys.Enter)
{
//字符串格式:Talk,桌号,对话内容
service.SendToServer(string.Format("Talk,{0},{1}", tableIndex, textBox1.Text));
}
}
/// <summary>点击帮助按钮时触发的事件</summary>
private void buttonHelp_Click(object sender, EventArgs e)
{
string str =
"\n本游戏每两人为一组。游戏玩法:\n\n" +
"(1)对局双方各执一色棋子。\n\n"+
"(2)空棋盘开局。\n\n" +
"(3)黑先、白后,交替下子,每次只能下一子。\n\n" +
"(4)只要黑白方中任意一方的棋子有五子连在一起(即五子连珠),可以为横连、纵连、斜连,则该方获胜。\n";
MessageBox.Show(str, "帮助信息");
}
/// <summary>点击开始按钮时触发的事件</summary>
private void buttonStart_Click(object sender, EventArgs e)
{
service.SendToServer(string.Format("Start,{0},{1}", tableIndex, side));
this.buttonStart.Enabled = false;
}
/// <summary>点击退出按钮时触发的事件</summary>
private void buttonExit_Click(object sender, EventArgs e)
{
this.Close();
}
/// <summary>关闭窗体时触发的事件</summary>
private void FormPlaying_FormClosing(object sender, FormClosingEventArgs e)
{
//格式:GetUp,桌号,座位号
service.SendToServer(string.Format("GetUp,{0},{1}", tableIndex, side));
}
/// <summary>FormRoom中的线程调用此方法关闭此窗体</summary>
public void StopFormPlaying()
{
Application.Exit();
}
/// <summary>在pictureBox1中按下鼠标触发的事件</summary>
private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
{
int x = e.X / 20;
int y = e.Y / 20;
int color=-1;
if (!(x < 1 || x > 15 || y < 1 || y > 15))
{
if (grid[x - 1, y - 1] == DotColor.None)
{
// int color = (int)grid[x - 1, y - 1];
if (side == 0)
{
color = 0;
}
if (side == 1)
{
color = 1;
}
//发送格式:UnsetDot,桌号,座位号,行,列,颜色
service.SendToServer(string.Format(
"UnsetDot,{0},{1},{2},{3},{4}", tableIndex, side, x - 1, y - 1, color));
}
}
}
/// <summary>
/// 设置玩家信息,格式:座位号,labelSide显示的信息,listbox显示的信息
/// </summary>
/// <param name="sideString">指定玩家</param>
/// <param name="labelSideString">labelSide显示的信息</param>
/// <param name="listBoxString">listbox显示的信息</param>
public void SetTableSideText(string sideString, string labelSideString, string listBoxString)
{
string s = "白方";
if (sideString == "0")
{
s = "黑方:";
}
//判断自己是黑方还是白方
if (sideString == side.ToString())
{
SetLabel(labelSide1, s + labelSideString);
}
else
{
SetLabel(labelSide0, s + labelSideString);
}
service.AddItemToListBox(listBoxString);
}
/// <summary>
/// 设置成绩信息,格式:grade0为黑方成绩,grade1为白方成绩
/// </summary>
/// <param name="str0">黑方成绩信息</param>
/// <param name="str1">白方成绩信息</param>
public void SetGradeText(string str0, string str1)
{
if (side == (int)DotColor.Black)
{
SetLabel(labelGrade1, str0);
SetLabel(labelGrade0, str1);
}
else
{
SetLabel(labelGrade0, str0);
SetLabel(labelGrade1, str1);
}
}
/// <summary>显示谈话信息</summary>
/// <param name="talkMan">谈话者</param>
/// <param name="str">要显示的信息</param>
public void ShowTalk(string talkMan, string str)
{
service.AddItemToListBox(string.Format("{0}说:{1}", talkMan, str));
}
/// <summary>
/// 显示消息
/// </summary>
/// <param name="str">要显示的消息</param>
public void ShowMessage(string str)
{
service.AddItemToListBox(str);
}
}
}
service方法代码
//------Service.cs----------//
using System.Windows.Forms;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System;
using System.Threading;
namespace GameClient
{
class Service
{
ListBox listbox;
//StreamWriter sw;
BinaryWriter bw;
bool isExit = false;
public Service(ListBox listbox, BinaryWriter bw)
{
this.listbox = listbox;
this.bw = bw;
}
private struct SendToServerStates
{
public SendToServerDelegate d;
public IAsyncResult result;
}
/// <summary>异步向服务器端发送数据</summary>
public void AsyncSendToServer(string message)
{
SendToServerDelegate d = new SendToServerDelegate(SendToServer);
IAsyncResult result = d.BeginInvoke(message, null, null);
while (result.IsCompleted == false)
{
if (isExit)
{
return;
}
Thread.Sleep(50);
}
SendToServerStates states = new SendToServerStates();
states.d = d;
states.result = result;
Thread t = new Thread(FinishAsyncSendToServer);
t.IsBackground = true;
t.Start(states);
}
/// <summary>处理接收的服务器端数据</summary>
private void FinishAsyncSendToServer(object obj)
{
SendToServerStates states = (SendToServerStates)obj;
states.d.EndInvoke(states.result);
}
delegate void SendToServerDelegate(string message);
/// <summary>向服务器发送数据</summary>
public void SendToServer(string str)
{
try
{
bw.Write(str);
bw.Flush();
}
catch
{
AddItemToListBox("发送数据失败");
}
}
delegate void ListBoxDelegate(string str);
/// <summary>在listbox中追加信息<</summary>
/// <param name="str">要追加的信息</param>
public void AddItemToListBox(string str)
{
if (listbox.InvokeRequired)
{
ListBoxDelegate d = AddItemToListBox;
listbox.Invoke(d, str);
}
else
{
listbox.Items.Add(str);
listbox.SelectedIndex = listbox.Items.Count - 1;
listbox.ClearSelected();
}
}
}
}