enterapplet.java

JAVA APPLET 五子棋游戏,JAVA编写,JBUILDER编译通过

package mychess;


import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.Graphics;
import java.awt.event.MouseListener;
import java.awt.event.WindowListener;
import java.awt.event.MouseEvent;
import java.awt.event.WindowEvent;

public class enterapplet extends Applet{
  public enterapplet() {
  }
  public void init() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }

private void jbInit() throws Exception {
chessframe frame=new chessframe();
frame.setLocation(150,50);frame.show();}
}

class chessframe extends Frame implements MouseListener,WindowListener{
int startx,starty,gridsize,mapsize;
int chess[][];//记录棋盘数据
Graphics myg;
boolean playable=false;//判断游戏是否可玩。结束游戏后不许玩
boolean nowinner=false;//判断游戏结束时是否有人胜出
int count;//计步器.起始值1。奇数黑方下，赋值1，偶数白方下赋值2；
//绘制棋盘的起始坐标(startx,starty)，棋盘格子大小(50像素),棋盘大小(8*8格)
//Image up,down,black,white,computer;
Menu m2;
Label lbb;

  public chessframe() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }

private void jbInit() throws Exception {

this.setSize(340,420);this.setTitle("欢迎进入五子棋游戏！:-)");
this.setBackground(Color.getHSBColor(12,23,34));
this.setResizable(false);this.addMouseListener(this);
this.addWindowListener(this);
MenuBar md=new MenuBar();this.setMenuBar(md);
Menu m=new Menu("游戏操作",true);md.add(m);
MenuItem mm=new MenuItem("开始新游戏");m.add(mm);
MenuItem mmx=new MenuItem("结束游戏");m.add(mmx);
MenuItem mmm=new MenuItem("退出");m.add(mmm);
m2=new Menu("设置棋盘",true);md.add(m2);
MenuItem m21=new MenuItem("5x5");m2.add(m21);
m21=new MenuItem("6x6");m2.add(m21);m21=new MenuItem("7x7");m2.add(m21);
m21=new MenuItem("8x8");m2.add(m21);m21=new MenuItem("9x9");m2.add(m21);
m21=new MenuItem("10x10");m2.add(m21);m21=new MenuItem("11x11");m2.add(m21);
m21=new MenuItem("12x12");m2.add(m21);m21=new MenuItem("13x13");m2.add(m21);
m21=new MenuItem("14x14");m2.add(m21);m21=new MenuItem("15x15");m2.add(m21);
Menu m3=new Menu("关于",true);md.add(m3);
MenuItem mm2=new MenuItem("游戏说明");m3.add(mm2);
MenuItem mmm2=new MenuItem("关于作者");m3.add(mmm2);
lbb=new Label("请你点击“游戏操作—开始新游戏！”");
lbb.reshape(0,60,200,20);
startx=10;starty=70;gridsize=40;mapsize=8;
chess=new int[17][17];count=1;
}

public void paint(Graphics g){
//Graphics2D g=(Graphics2D)gg;
int i,j;
g.setColor(Color.blue);
for(i=0;i<=mapsize;i++)
g.drawLine(startx,starty+gridsize*i,startx+gridsize*mapsize,starty+gridsize*i);
for(i=0;i<=mapsize;i++)
g.drawLine(startx+gridsize*i,starty,startx+gridsize*i,starty+gridsize*mapsize);
for(i=1;i<=mapsize;i++)
 for(j=1;j<=mapsize;j++){
 if(chess[i][j]==1){
g.setColor(Color.black);
//GradientPaint gradient=new GradientPaint(startx+(j-1)*gridsize+5,starty+(i-1)*gridsize+5,Color.black,startx+(j-1)*gridsize+35,starty+(i-1)*gridsize+35,Color.cyan,true);
 //g.setPaint(gradient);
 g.fillArc(startx+(j-1)*gridsize+5,starty+(i-1)*gridsize+5,gridsize-10,gridsize-10,0,360);
 }
 else if(chess[i][j]==2){
 g.setColor(Color.blue);
//g.setColor(new Color(160, 199, 255));
 //GradientPaint gradient=new GradientPaint(startx+(j-1)*gridsize+5,starty+(i-1)*gridsize+5,Color.white,startx+(j-1)*gridsize+35,starty+(i-1)*gridsize+35,Color.pink,true);
// g.setPaint(gradient);
 g.fillArc(startx+(j-1)*gridsize+5,starty+(i-1)*gridsize+5,gridsize-10,gridsize-10,0,360);
 }
  }
if(count%2==0){
g.setColor(Color.blue); g.drawString("该蓝方下了！",10,70);}
else {
g.setColor(Color.black); g.drawString("该黑方下了！",size().width-70,70);}
}

public int judge(int i,int j,int pp){
//判断五个棋子是否在一条直线上。（i:行；j:列。）
//首先判断是否6个棋子在一条直线上，返回-1;然后判断是否5个棋子在一条直线上，返回1;
//然后判断是否双三，返回-2；最后判断其他情况，返回0
int x,y,l=0,r=0,u=0,d=0,lu=0,ld=0,ru=0,rd=0;
 for(x=i,y=j;;)  //judge left
 {y-=1;
  if(y==0||chess[x][y]!=pp) break;
  l+=1;}
 for(x=i,y=j;;)  //judge right
 {y+=1;
  if(y==mapsize+1||chess[x][y]!=pp) break;
  r+=1;}
 for(x=i,y=j;;)  //judge up
 {x-=1;
  if(x==0||chess[x][y]!=pp) break;
  u+=1;}
 for(x=i,y=j;;)  //judge down
 {x+=1;
  if(x==mapsize+1||chess[x][y]!=pp) break;
  d+=1;}
 for(x=i,y=j;;)  //judge leftup
 {x-=1;y-=1;
  if(x==0||y==0||chess[x][y]!=pp) break;
  lu+=1;}
 for(x=i,y=j;;)  //judge rightdown
 {x+=1;y+=1;
  if(x==mapsize+1||y==11||chess[x][y]!=pp) break;
  rd+=1;}
 for(x=i,y=j;;)  //judge leftdown
 {x+=1;y-=1;
  if(x==mapsize+1||y==0||chess[x][y]!=pp) break;
  ld+=1;}
 for(x=i,y=j;;)  //judge rightup
 {x-=1;y+=1;
  if(x==0||y==11||chess[x][y]!=pp) break;
  ru+=1;}
 if((r+l==4)||(u+d==4)||(lu+rd==4)||(ld+ru==4)) return(1);
 if((r+l>4)||(u+d>4)||(lu+rd>4)||(ld+ru>4))return(-1); //six in a row
    //two three_in_a_row
 if((l+r==2)&&(u+d==2||lu+rd==2||ru+ld==2)) return(-2);
 if((u+d==2)&&(lu+rd==2||ld+ru==2)) return(-2);
 if((lu+rd==2)&&(ru+ld==2)) return(-2);
 return(0);}

public boolean action(Event e,Object o){
if(e.target instanceof MenuItem){
 if((String)o=="5x5"){
  mapsize=5;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
if((String)o=="6x6"){
  mapsize=6;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="7x7"){
  mapsize=7;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="8x8"){
  mapsize=8;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="9x9"){
  mapsize=9;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="10x10"){
  mapsize=10;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="11x11"){
  mapsize=11;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="12x12"){
  mapsize=12;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="13x13"){
  mapsize=13;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="14x14"){
  mapsize=14;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
  if((String)o=="15x15"){
  mapsize=15;this.setSize(20+mapsize*gridsize,100+mapsize*gridsize);repaint();}
 if((String)o=="开始新游戏"){
 playable=true;m2.disable();remove(lbb);
 for(int i=0;i<=mapsize;i++)
  for(int j=0;j<=mapsize;j++)chess[i][j]=0;count=1;repaint();}
  if((String)o=="结束游戏"){
 playable=false;  m2.enable();
 for(int i=0;i<=mapsize;i++)
  for(int j=0;j<=mapsize;j++)chess[i][j]=0;count=1;repaint();
}
 if((String)o=="退出"){
 exitdialog info=new exitdialog(this,"退出信息");
 info.setLocation(300,200); info.show(); }
 if((String)o=="游戏说明"){
 aboutgamedialog info=new aboutgamedialog(this,"About the game");
 info.setLocation(300,200);info.show();}
 if((String)o=="关于作者"){
 aboutmedialog info=new aboutmedialog(this,"About Me");
 info.setLocation(300,200);info.show();}
 //System.out.print((String)o+"\n");
 }
return true;}

public void mousePressed(MouseEvent e) {
int x,y;
if(playable){
remove(lbb);
x=e.getPoint().y;y=e.getPoint().x;
x=(x-starty)/gridsize+1;y=(y-startx)/gridsize+1;
//System.out.print("x="+x+",y="+y+"\n");
if((x>0&&x<=mapsize)&&(y>0&&y<=mapsize)){
if(chess[x][y]==0){
 chess[x][y]=(count%2==1)?1:2;count+=1;
 repaint();
}
if(judge(x,y,(count%2==1)?2:1)==1){
playable=false;nowinner=false;
gameoverdialog info=new gameoverdialog(this,"Game Over!");
info.setLocation(300,200);info.show();}
if(count>mapsize*mapsize&&judge(x,y,(count%2==1)?2:1)!=1){
playable=false;nowinner=true;
gameoverdialog info=new gameoverdialog(this,"Game Over!");
info.setLocation(300,200);info.show();}
}}
else {add(lbb);}
}

public  void mouseReleased(MouseEvent e) {}
public  void mouseClicked(MouseEvent e) {}
public  void mouseExited(MouseEvent e) {}
public  void mouseEntered(MouseEvent e) {}

public void windowDeactivated(WindowEvent e){}
public void windowActivated(WindowEvent e){}
public void windowDeiconified(WindowEvent e){}
public void windowIconified(WindowEvent e){}
public void windowClosed(WindowEvent e){}
public void windowClosing(WindowEvent e){
exitdialog info=new exitdialog(this,"退出信息");
info.setLocation(300,200); info.show();}
public void windowOpened(WindowEvent e){}
}

////////////////////////exitdialog////////////////////////////////////////
class exitdialog extends Dialog{
chessframe parent;
Button ok,cancel;

exitdialog(Frame frame,String title){
super(frame,title,true);
parent=(chessframe)frame;
this.setSize(150,120);
this.setResizable(false);
this.setLayout(new FlowLayout());
Label lb=new Label("确定要退出游戏吗？");add(lb);
ok=new Button("确定");add(ok);
cancel=new Button("取消");add(cancel);
}

public boolean action(Event e,Object o){
if(e.target==ok){parent.dispose();}
if(e.target==cancel){this.dispose();}
return true;
}
public boolean handleEvent(Event e){
if(e.id==Event.WINDOW_DESTROY)this.dispose();
return super.handleEvent(e);}
}

////////////////////////about me////////////////////////////////////////
class aboutmedialog extends Dialog{
chessframe parent;

aboutmedialog(Frame frame,String title){
super(frame,title,true);
parent=(chessframe)frame;
this.setSize(200,220);
this.setResizable(false);
this.setLayout(new FlowLayout(FlowLayout.LEADING));
Label lb=new Label("My name:胡桂林");add(lb);
lb=new Label("My stuID:99381008");add(lb);
lb=new Label("My Depart:电子学系99级");add(lb);
lb=new Label("My Tel:[phone]");add(lb);
lb=new Label("My E-mail:[e-mail]");add(lb);
}

public boolean action(Event e,Object o){
this.dispose();return true;}

public boolean handleEvent(Event e){
if(e.id==Event.WINDOW_DESTROY)this.dispose();
return super.handleEvent(e);}
}

////////////////////////about game////////////////////////////////////////
class aboutgamedialog extends Dialog{
chessframe parent;

aboutgamedialog(Frame frame,String title){
super(frame,title,true);
parent=(chessframe)frame;
this.setSize(220,170);
this.setResizable(false);
this.setLayout(new FlowLayout(FlowLayout.CENTER));
Label lb=new Label("游戏规则");add(lb);
lb=new Label("先将己方五个棋子连续摆成一条");add(lb);
lb=new Label("直线的一方胜出，无其他限制。");add(lb);
}

public boolean action(Event e,Object o){
this.dispose();return true;}

public boolean handleEvent(Event e){
if(e.id==Event.WINDOW_DESTROY)this.dispose();
return super.handleEvent(e);}
}

////////////////////////gameover////////////////////////////////////////
class gameoverdialog extends Dialog{
chessframe parent;

gameoverdialog(Frame frame,String title){
super(frame,title,true);
parent=(chessframe)frame;
this.setSize(220,100);
this.setResizable(false);
this.setLayout(new FlowLayout(FlowLayout.CENTER));
if(parent.nowinner==false){
String str=(parent.count%2==0)?"黑":"蓝";
Label lb=new Label(str+"方胜出，恭喜你！");add(lb);}
if(parent.nowinner){
Label lb=new Label("对不起，无人胜出，继续努力呦！");add(lb);}
parent.m2.enable();
}


public boolean action(Event e,Object o){
this.dispose();return true;}

public boolean handleEvent(Event e){
if(e.id==Event.WINDOW_DESTROY)this.dispose();
return super.handleEvent(e);}
}