java实现简单中国象棋

本文实例为大家分享了java实现简单中国象棋的具体代码，供大家参考，具体内容如下

可以实现简单的人机对战功能，棋子移动会插入关键帧，可以悔棋等功能

运行效果

代码

import java.awt.Canvas;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.util.Random;
import java.util.Stack;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
public class Chinesechese extends Canvas implements MouseListener
{
 class Record{
  int fromx,fromy,tox,toy,fromindex,toindex;
  Record(int fromx,int fromy,int tox,int toy,int fromindex,int toindex){
    this.fromx=fromx; 
    this.fromy=fromy; 
    this.tox=tox; 
    this.toy=toy; 
    this.fromindex=fromindex; 
    this.toindex=toindex; 
  }
 }
 int take_x=-1,take_y=-1,player=0;
 boolean isRuning=true;
 int table[][]=new int[10][11];
 String name[]= {"","将","仕","像","傌","俥","炮","卒","帅","士","相","马","车","炮","兵"};
 int value[]= {0,1000,30,30,50,200,100,30,-1000,-30,-30,-50,-200,-100,-30};
 int init_table[]= {0,5,4,3,2,1,2,3,4,5};
 Random radom=new Random();
 BufferedImage map = new BufferedImage(500, 600, BufferedImage.TYPE_INT_RGB);
 BufferedImage offScreenImage = new BufferedImage(500, 600, BufferedImage.TYPE_INT_RGB);
 BufferedImage runImage = new BufferedImage(500, 600, BufferedImage.TYPE_INT_RGB);
 Stack<Record> recordstk=new Stack<Record>();
 Chinesechese(){
  this.addMouseListener(this);
  this.setBounds(150, 0,500, 600);
  this.setBackground(Color.BLACK);
  Graphics g=map.getGraphics();
  g.setColor(Color.WHITE);
  g.fillRect(0, 0, 500, 570);
  g.setColor(Color.black);
  g.setFont(new Font("Dialog",0,35));
  g.drawString(" 楚河     汉界", 130, 285);
  for(int i=0;i<9;i++) {
   g.drawLine(i*50+50,30+10, i*50+50, 230+10);
   g.drawLine(i*50+50,300+10, i*50+50,500+10);
  }
  for(int i=0;i<5;i++)g.drawLine(50, 30+i*50+10, 450, 30+i*50+10);
  for(int i=0;i<5;i++)g.drawLine(50, 300+i*50+10, 450, 300+i*50+10);
  g.drawLine(50, 230, 50, 330);
  g.drawLine(450, 230, 450, 330);
  g.drawLine(200, 30+10, 300, 130+10);
  g.drawLine(200, 130+10, 300, 30+10);
  g.drawLine(200, 400+10, 300, 500+10);
  g.drawLine(200, 500+10, 300, 400+10);
  for(int i=0;i<10;i++)table[i][1]=init_table[i];
  for(int i=0;i<10;i++)table[i][10]=init_table[i]+7;
  for(int i=1;i<10;i+=2)table[i][4]=7;
  for(int i=1;i<10;i+=2)table[i][7]=14;
  table[2][3]=table[8][3]=6;
  table[2][8]=table[8][8]=13;
  paintTable();
 }

 public void paint(Graphics g) {
  g.drawImage(offScreenImage, 0, 0, 500, 600, this);
 }
 void paintTable() {
  Graphics g=offScreenImage.getGraphics();
  g.drawImage(map, 0, 0, 500, 600, this);
  for(int h=1;h<=10;h++)
   for(int w=1;w<10;w++)
   {
   if(table[w][h]==0)continue;
   if(h<=5) {
    g.setColor(Color.white);
    g.fillArc(w*50-25, h*50-35, 50, 50, 0, 360);
    if(table[w][h]<=7)g.setColor(Color.green);
    else g.setColor(Color.red);
    g.drawArc(w*50-25, h*50-35,50, 50, 0, 360);
    g.drawArc(w*50-25+5, h*50-35+5,40, 40, 0, 360);
    g.setFont(new Font("Dialog",0,35));
    g.drawString(name[table[w][h]], w*50-18, h*50+2);
   }else {
    g.setColor(Color.white);
    g.fillArc(w*50-25, h*50-15, 50, 50, 0, 360);
    if(table[w][h]<=7)g.setColor(Color.green);
    else g.setColor(Color.red);
    g.drawArc(w*50-25, h*50-15,50, 50, 0, 360);
    g.drawArc(w*50-20, h*50-10,40, 40, 0, 360);
    g.setFont(new Font("Dialog",0,35));
    g.drawString(name[table[w][h]], w*50-18, h*50+22);
   }
   }  
 }
 void run(int startx,int starty,int endx,int endy,int index) {
  int k=Math.abs(endx-startx)*5+Math.abs(endy-starty)*5;
  startx=startx*50-25;
  if(starty<=5)starty=starty*50-35;
  else starty=starty*50-15;
  endx=endx*50-25;
  if(endy<=5)endy=endy*50-35;
  else endy=endy*50-15;
  Graphics tg=runImage.getGraphics();
  Graphics g=this.getGraphics();
  paintTable();
  for(int i=1;i<=k;i++)
  {
   try {
    Thread.sleep(10);
   } catch (InterruptedException e) {
    e.printStackTrace();
   }
   int x=(-startx+endx)/k*i+startx;
   int y=(-starty+endy)/k*i+starty;
   tg.drawImage(offScreenImage, 0, 0, 500, 600, this);
   tg.setColor(Color.white);
   tg.fillArc(x, y, 50, 50, 0, 360);
   if(index<=7)tg.setColor(Color.green);
   else tg.setColor(Color.red);
   tg.drawArc(x, y,50, 50, 0, 360);
   tg.drawArc(x+5, y+5,40, 40, 0, 360);
   tg.setFont(new Font("Dialog",0,35));
   tg.drawString(name[index], x+7, y+37);
   g.drawImage(runImage, 0, 0, 500, 600, this);
  }
  int x=endx;
  int y=endy;
  tg.drawImage(offScreenImage, 0, 0, 500, 600, this);
  tg.setColor(Color.white);
  tg.fillArc(x, y, 50, 50, 0, 360);
  if(index<=7)tg.setColor(Color.green);
  else tg.setColor(Color.red);
  tg.drawArc(x, y,50, 50, 0, 360);
  tg.drawArc(x+5, y+5,40, 40, 0, 360);
  tg.setFont(new Font("Dialog",0,35));
  tg.drawString(name[index], x+7, y+37);
  g.drawImage(runImage, 0, 0, 500, 600, this);
 }
 int getnum(int sx,int sy,int ex,int ey) {
  int cnt=0,t;
  cnt-=(table[sx][sy]==0)0:1;
  cnt-=(table[ex][ey]==0)0:1;
  if(sx>ex) {t=sx;sx=ex;ex=t;}
  if(sy>ey) {t=sy;sy=ey;ey=t;}
  for(int i=sx;i<=ex;i++)
   for(int j=sy;j<=ey;j++)
    cnt+=(table[i][j]==0)0:1;
  return cnt;
 }
 boolean canmove(int sx,int sy,int ex,int ey) {
  if(sx==ex&&sy==ey||table[sx][sy]==0||table[ex][ey]!=0&&table[ex][ey]/8==table[sx][sy]/8)return false;
  if(table[sx][sy]%7==1&&table[ex][ey]%7==1&&Math.abs(ex-sx)==0&&getnum(ex,ey,sx,sy)==0)return true;
  switch(table[sx][sy]) {
    case 1:return ex>3&&ex<7&&ey<4&&Math.abs(ex-sx)+Math.abs(ey-sy)==1;
    case 2:return ex>3&&ex<7&&ey<4&&Math.abs(ex-sx)==1&&Math.abs(ey-sy)==1;
    case 3:return ey<6&&Math.abs(ex-sx)==2&&Math.abs(ey-sy)==2&&table[(ex+sx)/2][(sy+ey)/2]==0;
    case 4:return Math.abs(ex-sx)==2&&Math.abs(ey-sy)==1&&table[(ex+sx)/2][sy]==0||
         Math.abs(ex-sx)==1&&Math.abs(ey-sy)==2&&table[sx][(ey+sy)/2]==0;
    case 5:return (Math.abs(ex-sx)==0||Math.abs(ey-sy)==0)&&getnum(ex,ey,sx,sy)==0;
    case 6:return (Math.abs(ex-sx)==0||Math.abs(ey-sy)==0)&&
         (table[ex][ey]!=0&&getnum(ex,ey,sx,sy)==1||table[ex][ey]==0&&getnum(ex,ey,sx,sy)==0);
    case 7:return ey<6&&Math.abs(ex-sx)==0&&ey-sy==1||ey>=6&&Math.abs(ex-sx)+Math.abs(ey-sy)==1&&ey>=sy;
  }
  switch(table[sx][sy]-7) {
    case 1:return ex>3&&ex<7&&ey>7&&Math.abs(ex-sx)+Math.abs(ey-sy)==1;
    case 2:return ex>3&&ex<7&&ey>7&&Math.abs(ex-sx)==1&&Math.abs(ey-sy)==1;
    case 3:return ey>5&&Math.abs(ex-sx)==2&&Math.abs(ey-sy)==2&&table[(ex+sx)/2][(sy+ey)/2]==0;
    case 4:return Math.abs(ex-sx)==2&&Math.abs(ey-sy)==1&&table[(ex+sx)/2][sy]==0||
         Math.abs(ex-sx)==1&&Math.abs(ey-sy)==2&&table[sx][(ey+sy)/2]==0;
    case 5:return (Math.abs(ex-sx)==0||Math.abs(ey-sy)==0)&&getnum(ex,ey,sx,sy)==0;
    case 6:return (Math.abs(ex-sx)==0||Math.abs(ey-sy)==0)&&
         (table[ex][ey]!=0&&getnum(ex,ey,sx,sy)==1||table[ex][ey]==0&&getnum(ex,ey,sx,sy)==0);
    case 7:return ey>5&&Math.abs(ex-sx)==0&&ey-sy==-1||ey<6&&Math.abs(ex-sx)+Math.abs(ey-sy)==1&&ey<=sy;
  }
  return false;
 }
 int AImovefour() {
  int re=0;
  for(int w=1;w<10;w++)
   for(int h=1;h<11;h++)
   if(table[w][h]>7)
   {
    for(int x=1;x<10;x++)
     for(int y=1;y<11;y++)
      if(canmove(w,h,x,y))
      {
       int t=table[x][y];
       if(table[x][y]==1)return -3000;
       int score=-value[t];
       if(score<re) re=score;
      }
   }
  return re;
 }
 int AImovethree() {
  int re=-3000;
  for(int w=1;w<10;w++)
   for(int h=1;h<11;h++)
   if(table[w][h]>0&&table[w][h]<8)
   {
    for(int x=1;x<10;x++)
     for(int y=1;y<11;y++)
      if(canmove(w,h,x,y))
      {
       if(table[x][y]==8)return 3000;
       int t=table[x][y];
       table[x][y]=table[w][h];
       table[w][h]=0;
       int score=-value[t]+AImovefour();
       if(score>re&&score+value[t]!=-3000) re=score;
       table[w][h]=table[x][y];
       table[x][y]=t;
      }
   }
  return re;
 }
 int AImovetwo() {
  int re=3000;
  for(int w=1;w<10;w++)
   for(int h=1;h<11;h++)
   if(table[w][h]>7)
   {
    for(int x=1;x<10;x++)
     for(int y=1;y<11;y++)
      if(canmove(w,h,x,y))
      {
       if(table[x][y]==1)return -3000;
       int t=table[x][y];
       table[x][y]=table[w][h];
       table[w][h]=0;
       int score=-value[t]+AImovethree();
       if(score<re&&score+value[t]!=3000) re=score;
       table[w][h]=table[x][y];
       table[x][y]=t;
      }
   }
  return re;
 }
 void AImove() {
  int take_x=0,take_y=0,q_x=0,q_y=0,maxval=-3000;
  int flag=0;
  for(int w=1;w<10;w++) {
   for(int h=1;h<11;h++)
   if(table[w][h]>0&&table[w][h]<8)
   {
    for(int x=1;x<10;x++) {
     for(int y=1;y<11;y++)
      if(canmove(w,h,x,y))
      {
       int movenum=0;
       for(int i=1;i<10;i++)
        for(int j=1;j<11;j++)
         if(canmove(w,h,i,j))
          movenum-=value[table[i][j]]/10+1;
       int t=table[x][y];
       table[x][y]=table[w][h];
       table[w][h]=0;
       int score=-value[t]+AImovetwo();
       table[w][h]=table[x][y];
       table[x][y]=t;
       for(int i=1;i<10;i++)
        for(int j=1;j<11;j++)
         if(canmove(x,y,i,j))
          movenum+=value[table[i][j]]/10+1;
       if(score+movenum>=maxval&&score+value[t]!=-3000) {
        if(score+movenum>maxval||radom.nextBoolean()) {
         maxval=score+movenum;
         take_x=w;
         take_y=h;
         q_x=x;
         q_y=y;        
        }
       }       
       if(t==8)
       {
        maxval=3000;
        flag=1;
        take_x=w;
        take_y=h;
        q_x=x;
        q_y=y;
        break;
       }
       
      }
     if(flag==1)break;
    }
    if(flag==1)break;
   } 
   if(flag==1)break;
  } 
  if(maxval<=-3000) {
   JOptionPane.showMessageDialog(null,"你赢了");
   isRuning=false;
  }else {
   if(maxval>=3000) {
    JOptionPane.showMessageDialog(null,"你输了");
    isRuning=false;
   }
   int index=table[take_x][take_y];
   table[take_x][take_y]=0;
   recordstk.push(new Record(take_x,take_y,q_x,q_y,index,table[q_x][q_y]));
   run(take_x,take_y,q_x,q_y,index);
   table[q_x][q_y]=index;
   paintTable();
  }
 }
 public static void main(String[] args) {
  JFrame gameFrame=new JFrame("中国象棋");
  JButton regame=new JButton("重新开始");
  JButton retake=new JButton("悔棋");
  JButton complay=new JButton("电脑出手");
  Chinesechese chinesechese=new Chinesechese();
  retake.addActionListener(new ActionListener() {
   public void actionPerformed(ActionEvent e) {
    
    if(chinesechese.recordstk.empty())JOptionPane.showMessageDialog(null,"无法再次悔棋");
    else {
     for(int i=0;i<2;i++) {
      Chinesechese.Record record=chinesechese.recordstk.pop();
      chinesechese.table[record.tox][record.toy]=record.toindex;
      chinesechese.paintTable();
      chinesechese.run(record.tox, record.toy, record.fromx,record.fromy,record.fromindex);
      chinesechese.table[record.fromx][record.fromy]=record.fromindex;
      chinesechese.take_x=chinesechese.take_y=-1;
      chinesechese.paintTable();
      chinesechese.repaint(); 
     }

    }
   }
  });
  regame.addActionListener(new ActionListener() {
   public void actionPerformed(ActionEvent e) {
    while(chinesechese.recordstk.empty()==false) {
     Chinesechese.Record record=chinesechese.recordstk.pop();
     chinesechese.table[record.tox][record.toy]=record.toindex;
     chinesechese.paintTable();
     chinesechese.run(record.tox, record.toy, record.fromx,record.fromy,record.fromindex);
     chinesechese.table[record.fromx][record.fromy]=record.fromindex;
     chinesechese.take_x=chinesechese.take_y=-1;
     chinesechese.paintTable();
     chinesechese.repaint();
    }
    chinesechese.isRuning=true;
   }
  });
  complay.addActionListener(new ActionListener() {
   public void actionPerformed(ActionEvent e) {
    chinesechese.AImove();
   }
  });
  regame.setBounds(670, 450, 100, 50);
  retake.setBounds(670, 350, 100, 50);
  complay.setBounds(670,250, 100, 50);
  gameFrame.setBounds(100, 100, 800, 600);
  gameFrame.setLayout(null);
  gameFrame.add(chinesechese);
  gameFrame.add(regame);
  gameFrame.add(retake);
  gameFrame.add(complay);
  gameFrame.setVisible(true);
  gameFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 }
 public void mouseClicked(MouseEvent e) {
  // TODO Auto-generated method stub
  
 }
 @Override
 public void mousePressed(MouseEvent e) {
  int x=e.getX();
  int y=e.getY();
  int q_x=-1,q_y=-1;
  if(y<=265) {
   q_y=(y+35)/50;
   q_x=(x+25)/50;
  }
  if(y>=285)
  {
   q_y=(y+15)/50;
   q_x=(x+25)/50;
  }
  if(q_x>9||q_y>10||q_x<1||q_y<1) {
   q_x=-1;
   q_y=-1;
  }
  if(q_x!=-1&&q_y!=-1&&isRuning)
  {
   if(take_x!=-1)
   {
    if(table[take_x][take_y]>0&&canmove(take_x,take_y,q_x,q_y)) {
     int index=table[take_x][take_y];
     table[take_x][take_y]=0;
     recordstk.push(new Record(take_x,take_y,q_x,q_y,index,table[q_x][q_y]));
     run(take_x,take_y,q_x,q_y,index);
     take_x=-1;take_y=-1;
     table[q_x][q_y]=index;
     Graphics g=this.getGraphics();
     g.fillRect(100, 220, 300, 100);
     g.setColor(Color.green);
     g.setFont(new Font("Dialog",0,35));
     g.drawString(" 等待绿方下棋 ", 130, 285);
     paintTable();
     AImove();
    }
    else
    {
     take_x=-1;take_y=-1;
     paintTable();
     repaint();
    }
   }
   else
   if(table[q_x][q_y]!=0&&take_x==-1) {
    take_x=q_x;
    take_y=q_y;  
    Graphics g=offScreenImage.getGraphics();
    g.setColor(Color.BLACK);
    if(take_y<=5)g.drawRect(take_x*50-25, take_y*50-35, 50, 50);
    else g.drawRect(take_x*50-25, take_y*50-15, 50, 50);
    g.setColor(Color.gray);
    for(int w=1;w<10;w++)
     for(int h=1;h<11;h++) {
      if(canmove(take_x,take_y,w,h)) {
       if(h<=5)g.drawRect(w*50-20, h*50-30, 40, 40);
       else g.drawRect(w*50-20, h*50-10, 40, 40);
      }
     }
    repaint();
   }
   
  }
 }
 public void mouseReleased(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
  
 }
}

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