用Java编写的五子棋小程序

本文介绍了一个使用Java Applet实现的五子棋游戏应用程序。该程序包括游戏开始、重置、落子等功能,并能够判断游戏胜负。通过按钮和复选框进行游戏操作与设置。

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import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
import java.awt.Color;

public class wu7ziqi extends Applet implements ActionListener,MouseListener,MouseMotionListener,ItemListener
{
 int color_Qizi=0;//旗子的颜色标识 0:白子 1:黑子
 int intGame_Start=0;//游戏开始标志 0未开始 1游戏中
 int intGame_Body[][]=new int[16][16];  //设置棋盘棋子状态 0 无子 1 白子 2 黑子

 Button b1=new Button("游戏开始");
 Button b2=new Button("重置游戏");
 Label lblWin=new Label(" ");
 Checkbox ckbHB[]=new Checkbox[2];
 CheckboxGroup ckgHB=new CheckboxGroup();
 public void init()
 {
  setLayout(null);

  addMouseListener(this);
  add(b1);
  b1.setBounds(330,50,80,30);
  b1.addActionListener(this);
  add(b2);
  b2.setBounds(330,90,80,30);
  b2.addActionListener(this);
  ckbHB[0]=new Checkbox("白子先",ckgHB,false);
  ckbHB[0].setBounds(320,20,60,30);
  ckbHB[1]=new Checkbox("黑子先",ckgHB,false);
  ckbHB[1].setBounds(380,20,60,30);
  add(ckbHB[0]);
  add(ckbHB[1]);
  ckbHB[0].addItemListener(this);
  ckbHB[1].addItemListener(this);
  add(lblWin);
  lblWin.setBounds(330,130,80,30);

  Game_start_csh();
 }

 public void itemStateChanged(ItemEvent e)
 {
  if (ckbHB[0].getState())  //选择黑子先还是白子先
  {
   color_Qizi=0;
  }
  else
  {
   color_Qizi=1;
  }
 }

 public void actionPerformed(ActionEvent e)
 {
  Graphics g=getGraphics();
  if (e.getSource()==b1)
  {
   Game_start();
  }
  else
  {
   Game_re();
  }
 }

 public void mousePressed(MouseEvent e){}

 public void mouseClicked(MouseEvent e)
 {
  Graphics g=getGraphics();
  int x1,y1;
  x1=e.getX();
  y1=e.getY();
  if (e.getX()<20 || e.getX()>300 || e.getY()<20 || e.getY()>300)
  {
   return;
  }
 
  if (x1%20>10)
  {
   x1+=20;
  }

  if(y1%20>10)
  {
   y1+=20;
  }

  x1=x1/20*20;
  y1=y1/20*20;
  set_Qizi(x1,y1);

 }

 public void mouseEntered(MouseEvent e){}
 public void mouseExited(MouseEvent e){}
 public void mouseReleased(MouseEvent e){}
 public void mouseDragged(MouseEvent e){}
 public void mouseMoved(MouseEvent e){}

 public void paint(Graphics g)
 {
  draw_qipan(g);
 }

 public void set_Qizi(int x,int y)  //落子
 {
  if (intGame_Start==0) //判断游戏未开始
  {
   return;
  }

  if (intGame_Body[x/20][y/20]!=0)
  {
   return;
  }
  Graphics g=getGraphics();

  if (color_Qizi==1)//判断黑子还是白子
  {
   g.setColor(Color.black);
   color_Qizi=0;
  }
  else
  {
   g.setColor(Color.white);
   color_Qizi=1;
  }

  g.fillOval(x-10,y-10,20,20);

  intGame_Body[x/20][y/20]=color_Qizi+1;

 
  if (Game_win_1(x/20,y/20))  //判断输赢
  {
   lblWin.setText(Get_qizi_color(color_Qizi)+"赢了!");
   intGame_Start=0;
  }

  if (Game_win_2(x/20,y/20))  //判断输赢
  {
   lblWin.setText(Get_qizi_color(color_Qizi)+"赢了!");
   intGame_Start=0;
  }

  if (Game_win_3(x/20,y/20))  //判断输赢
  {
   lblWin.setText(Get_qizi_color(color_Qizi)+"赢了!");
   intGame_Start=0;
  }

  if (Game_win_4(x/20,y/20))  //判断输赢
  {
   lblWin.setText(Get_qizi_color(color_Qizi)+"赢了!");
   intGame_Start=0;
  }
 }

 public String Get_qizi_color(int x)
 {
  if (x==0)
  {
   return "黑子";
  }
  else
  {
   return "白子";
  }
 }

 public void draw_qipan(Graphics G)  //画棋盘 15*15
 {
  G.setColor(Color.lightGray);
  G.fill3DRect(10,10,300,300,true);
  G.setColor(Color.black);
  for(int i=1;i<16;i++)
  {
   G.drawLine(20,20*i,300,20*i);
   G.drawLine(20*i,20,20*i,300);
  }
 }
 
 public void Game_start() //游戏开始
 {
  intGame_Start=1;
  Game_btn_enable(false);
  b2.setEnabled(true);
 }

 public void Game_start_csh() //游戏开始初始化
 {

   intGame_Start=0;
  Game_btn_enable(true);
  b2.setEnabled(false);
  ckbHB[0].setState(true);

  for (int i=0;i<16 ;i++ )
  {
   for (int j=0;j<16 ;j++ )
   {
    intGame_Body[i][j]=0;
   }
  }
  lblWin.setText("");
 }

 public void Game_re() //游戏重新开始
 {
  repaint();
  Game_start_csh();
 }

 public void Game_btn_enable(boolean e)  //设置组件状态
 {
  b1.setEnabled(e);
  b2.setEnabled(e);
  ckbHB[0].setEnabled(e);
  ckbHB[1].setEnabled(e);
 }

 public boolean Game_win_1(int x,int y)  //判断输赢 横
 {
  int x1,y1,t=1;
  x1=x;
  y1=y;

  for (int i=1;i<5 ;i++ )
  {
   if (x1>15)
   {
    break;
   }
   if (intGame_Body[x1+i][y1]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }

  }

  for (int i=1;i<5 ;i++ )
  {
   if (x1<1)
   {
    break;
   }

   if(intGame_Body[x1-i][y1]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }
  }

  if (t>4)
  {
   return true;
  }
  else
  {
   return false;
  }
 }

 public boolean Game_win_2(int x,int y)  //判断输赢 竖
 {
  int x1,y1,t=1;
  x1=x;
  y1=y;

  for (int i=1;i<5 ;i++ )
  {
   if (x1>15)
   {
    break;
   }
   if (intGame_Body[x1][y1+i]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }

  }

  for (int i=1;i<5 ;i++ )
  {
   if (x1<1)
   {
    break;
   }

   if(intGame_Body[x1][y1-i]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }
  }

  if (t>4)
  {
   return true;
  }
  else
  {
   return false;
  }
 }

 public boolean Game_win_3(int x,int y)  //判断输赢 左斜
 {
  int x1,y1,t=1;
  x1=x;
  y1=y;

  for (int i=1;i<5 ;i++ )
  {
   if (x1>15)
   {
    break;
   }
   if (intGame_Body[x1+i][y1-i]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }

  }

  for (int i=1;i<5 ;i++ )
  {
   if (x1<1)
   {
    break;
   }

   if(intGame_Body[x1-i][y1+i]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }
  }

  if (t>4)
  {
   return true;
  }
  else
  {
   return false;
  }
 }

 public boolean Game_win_4(int x,int y)  //判断输赢 左斜
 {
  int x1,y1,t=1;
  x1=x;
  y1=y;

  for (int i=1;i<5 ;i++ )
  {
   if (x1>15)
   {
    break;
   }
   if (intGame_Body[x1+i][y1+i]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }

  }

  for (int i=1;i<5 ;i++ )
  {
   if (x1<1)
   {
    break;
   }

   if(intGame_Body[x1-i][y1-i]==intGame_Body[x][y])
   {
    t+=1;
   }
   else
   {
    break;
   }
  }


  if (t>4)
  {
   return true;
  }
  else
  {
   return false;
  }
 }
}

简单 五子棋的客户端部分程序 //chessClient.java:客户端主程序。 //userPad.java:客户端的界面。 //chessPad.java:棋盘的绘制。 //chessServer.java:服务器端。 //可同时容纳50个人同时在线下棋,聊天。 import java.awt.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.util.*; class clientThread extends Thread{ chessClient chessclient; clientThread(chessClient chessclient){ this.chessclient=chessclient; } public void acceptMessage(String recMessage){ if(recMessage.startsWith("/userlist ")){ StringTokenizer userToken=new StringTokenizer(recMessage," "); int userNumber=0; chessclient.userpad.userList.removeAll(); chessclient.inputpad.userChoice.removeAll(); chessclient.inputpad.userChoice.addItem("所有人"); while(userToken.hasMoreTokens()){ String user=(String)userToken.nextToken(" "); if(userNumber>0 && !user.startsWith("[inchess]")){ chessclient.userpad.userList.add(user); chessclient.inputpad.userChoice.addItem(user); } userNumber++; } chessclient.inputpad.userChoice.select("所有人"); } else if(recMessage.startsWith("/yourname ")){ chessclient.chessClientName=recMessage.substring(10); chessclient.setTitle("Java五子棋客户端 "+"用户名:"+chessclient.chessClientName); } else if(recMessage.equals("/reject")){ try{ chessclient.chesspad.statusText.setText("不能加入游戏"); chessclient.controlpad.cancelGameButton.setEnabled(false); chessclient.controlpad.joinGameButton.setEnabled(true); chessclient.controlpad.creatGameButton.setEnabled(true); } catch(Exception ef){ chessclient.chatpad.chatLineArea.setText("chessclient.chesspad.chessSocket.close无法关闭"); } chessclient.controlpad.joinGameButton.setEnabled(true); } else if(recMessage.startsWith("/peer ")){ chessclient.chesspad.chessPeerName=recMessage.substring(6); if(chessclient.isServer){ chessclient.chesspad.chessColor=1; chessclient.chesspad.isMouseEnabled=true; chessclient.chesspad.statusText.setText("请黑棋下子"); } else if(chessclient.isClient){ chessclient.chesspad.chessColor=-1; chessclient.chesspad.statusText.setText("已加入游戏,等待对方下子..."); } } else if(recMessage.equals("/youwin")){ chessclient.isOnChess=false; chessclient.chesspad.chessVictory(chessclient.chesspad.chessColor); chessclient.chesspad.statusText.setText("对方退出,请点放弃游戏退出连接"); chessclient.chesspad.isMouseEnabled=false; } else if(recMessage.equals("/OK")){ chessclient.chesspad.statusText.setText("创建游戏成功,等待别人加入..."); } else if(recMessage.equals("/error")){ chessclient.chatpad.chatLineArea.append("传输错误:请退出程序,重新加入 \n"); } else{ chessclient.chatpad.chatLineArea.append(recMessage+"\n"); chessclient.chatpad.chatLineArea.setCaretPosition( chessclient.chatpad.chatLineArea.getText().length()); } } public void run(){ String message=""; try{ while(true){ message=chessclient.in.readUTF(); acceptMessage(message); } } catch(IOException es){ } } } public class chessClient extends Frame implements ActionListener,KeyListener{ userPad userpad=new userPad(); chatPad chatpad=new chatPad(); controlPad controlpad=new controlPad(); chessPad chesspad=new chessPad(); inputPad inputpad=new inputPad(); Socket chatSocket; DataInputStream in; DataOutputStream out; String chessClientName=null; String host=null; int port=4331; boolean isOnChat=false; //在聊天? boolean isOnChess=false; //在下棋? boolean isGameConnected=false; //下棋的客户端连接? boolean isServer=false; //如果是下棋的主机 boolean isClient=false; //如果是下棋的客户端 Panel southPanel=new Panel(); Panel northPanel=new Panel(); Panel centerPanel=new Panel(); Panel westPanel=new Panel(); Panel eastPanel=new Panel(); chessClient( ){ super("Java五子棋客户端"); setLayout(new BorderLayout()); host=controlpad.inputIP.getText(); westPanel.setLayout(new BorderLayout()); westPanel.add(userpad,BorderLayout.NORTH); westPanel.add(chatpad,BorderLayout.CENTER); westPanel.setBackground(Color.pink); inputpad.inputwords.addKeyListener(this); chesspad.host=controlpad.inputIP.getText(); centerPanel.add(chesspad,BorderLayout.CENTER); centerPanel.add(inputpad,BorderLayout.SOUTH); centerPanel.setBackground(Color.pink); controlpad.connectButton.addActionListener(this); controlpad.creatGameButton.addActionListener(this); controlpad.joinGameButton.addActionListener(this); controlpad.cancelGameButton.addActionListener(this); controlpad.exitGameButton.addActionListener(this); controlpad.creatGameButton.setEnabled(false); controlpad.joinGameButton.setEnabled(false); controlpad.cancelGameButton.setEnabled(false); southPanel.add(controlpad,BorderLayout.CENTER); southPanel.setBackground(Color.pink); addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent e){ if(isOnChat){ try{ chatSocket.close(); }catch(Exception ed){ } } if(isOnChess || isGameConnected){ try{ chesspad.chessSocket.close(); }catch(Exception ee){ } } System.exit(0); } public void windowActivated(WindowEvent ea){ } }); add(westPanel,BorderLayout.WEST); add(centerPanel,BorderLayout.CENTER); add(southPanel,BorderLayout.SOUTH); pack(); setSize(670,548); setVisible(true); setResizable(false); validate(); } public boolean connectServer(String serverIP,int serverPort) throws Exception{ try{ chatSocket=new Socket(serverIP,serverPort); in=new DataInputStream(chatSocket.getInputStream()); out=new DataOutputStream(chatSocket.getOutputStream()); clientThread clientthread=new clientThread(this); clientthread.start(); isOnChat=true; return true; } catch(IOException ex){ chatpad.chatLineArea.setText("chessClient:connectServer:无法连接,建议重新启动程序 \n"); } return false; } public void actionPerformed(ActionEvent e){ if(e.getSource()==controlpad.connectButton){ host=chesspad.host=controlpad.inputIP.getText(); try{ if(connectServer(host,port)){ chatpad.chatLineArea.setText(""); controlpad.connectButton.setEnabled(false); controlpad.creatGameButton.setEnabled(true); controlpad.joinGameButton.setEnabled(true); chesspad.statusText.setText("连接成功,请创建游戏或加入游戏"); } } catch(Exception ei){ chatpad.chatLineArea.setText("controlpad.connectButton:无法连接,建议重新启动程序 \n"); } } if(e.getSource()==controlpad.exitGameButton){ if(isOnChat){ try{ chatSocket.close(); } catch(Exception ed){ } } if(isOnChess || isGameConnected){ try{ chesspad.chessSocket.close(); } catch(Exception ee){ } } System.exit(0); } if(e.getSource()==controlpad.joinGameButton){ String selectedUser=userpad.userList.getSelectedItem(); if(selectedUser==null || selectedUser.startsWith("[inchess]") || selectedUser.equals(chessClientName)){ chesspad.statusText.setText("必须先选定一个有效用户"); } else{ try{ if(!isGameConnected){ if(chesspad.connectServer(chesspad.host,chesspad.port)){ isGameConnected=true; isOnChess=true; isClient=true; controlpad.creatGameButton.setEnabled(false); controlpad.joinGameButton.setEnabled(false); controlpad.cancelGameButton.setEnabled(true); chesspad.chessthread.sendMessage("/joingame "+userpad.userList.getSelectedItem()+" "+chessClientName); } }else{ isOnChess=true; isClient=true; controlpad.creatGameButton.setEnabled(false); controlpad.joinGameButton.setEnabled(false); controlpad.cancelGameButton.setEnabled(true); chesspad.chessthread.sendMessage("/joingame "+userpad.userList.getSelectedItem()+" "+chessClientName); } } catch(Exception ee){ isGameConnected=false; isOnChess=false; isClient=false; controlpad.creatGameButton.setEnabled(true); controlpad.joinGameButton.setEnabled(true); controlpad.cancelGameButton.setEnabled(false); chatpad.chatLineArea.setText("chesspad.connectServer无法连接 \n"+ee); } } } if(e.getSource()==controlpad.creatGameButton){ try{ if(!isGameConnected){ if(chesspad.connectServer(chesspad.host,chesspad.port)){ isGameConnected=true; isOnChess=true; isServer=true; controlpad.creatGameButton.setEnabled(false); controlpad.joinGameButton.setEnabled(false); controlpad.cancelGameButton.setEnabled(true); chesspad.chessthread.sendMessage("/creatgame "+"[inchess]"+chessClientName); } }else{ isOnChess=true; isServer=true; controlpad.creatGameButton.setEnabled(false); controlpad.joinGameButton.setEnabled(false); controlpad.cancelGameButton.setEnabled(true); chesspad.chessthread.sendMessage("/creatgame "+"[inchess]"+chessClientName); } } catch(Exception ec){ isGameConnected=false; isOnChess=false; isServer=false; controlpad.creatGameButton.setEnabled(true); controlpad.joinGameButton.setEnabled(true); controlpad.cancelGameButton.setEnabled(false); ec.printStackTrace(); chatpad.chatLineArea.setText("chesspad.connectServer无法连接 \n"+ec); } } if(e.getSource()==controlpad.cancelGameButton){ if(isOnChess){ chesspad.chessthread.sendMessage("/giveup "+chessClientName); chesspad.chessVictory(-1*chesspad.chessColor); controlpad.creatGameButton.setEnabled(true); controlpad.joinGameButton.setEnabled(true); controlpad.cancelGameButton.setEnabled(false); chesspad.statusText.setText("请建立游戏或者加入游戏"); } if(!isOnChess){ controlpad.creatGameButton.setEnabled(true); controlpad.joinGameButton.setEnabled(true); controlpad.cancelGameButton.setEnabled(false); chesspad.statusText.setText("请建立游戏或者加入游戏"); } isClient=isServer=false; } } public void keyPressed(KeyEvent e){ TextField inputwords=(TextField)e.getSource(); if(e.getKeyCode()==KeyEvent.VK_ENTER){ if(inputpad.userChoice.getSelectedItem().equals("所有人")){ try{ out.writeUTF(inputwords.getText()); inputwords.setText(""); } catch(Exception ea){ chatpad.chatLineArea.setText("chessClient:KeyPressed无法连接,建议重新连接 \n"); userpad.userList.removeAll(); inputpad.userChoice.removeAll(); inputwords.setText(""); controlpad.connectButton.setEnabled(true); } } else{ try{ out.writeUTF("/"+inputpad.userChoice.getSelectedItem()+" "+inputwords.getText()); inputwords.setText(""); } catch(Exception ea){ chatpad.chatLineArea.setText("chessClient:KeyPressed无法连接,建议重新连接 \n"); userpad.userList.removeAll(); inputpad.userChoice.removeAll(); inputwords.setText(""); controlpad.connectButton.setEnabled(true); } } } } public void keyTyped(KeyEvent e){} public void keyReleased(KeyEvent e){} public static void main(String args[]){ chessClient chessClient=new chessClient(); } }
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