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JavaScript to create a classic minesweeper game for windows_javascript skills

WBOY
Release： 2016-05-16 16:06:47
Original
1392 people have browsed it

The code is actually very simple, so there won’t be much nonsense here

<html>
<head>
<meta http-equiv="Content-Language" content="zh-cn">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>扫雷-JavaScript Mine Sweeper</title>
<style type="text/css">
table{TABLE-LAYOUT: fixed;cursor:pointer}
td{width: 20px; height: 20px; font-size: 12px; font-family: Verdana;font-weight:bold; text-align:center;background:#CECECE;}
td.Normal, .Flag{border-left:2px solid #F5F5F5; border-right:2px outset #F5F5F5; border-top:2px solid #F5F5F5; border-bottom:2px outset #F5F5F5; font-weight:bold}
.Mine, .Boom, .M0, .M1, .M2, .M3, .M4, .M5, .M6, .M7, .M8{background:#C5C5C5;border-right:1px solid #B4B4B4; border-bottom:1px solid #B4B4B4;}
td.Mine{background: url(http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/mine.gif) no-repeat center}
td.Boom{background:#F00 url(http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/mine.gif) no-repeat center}
td.Flag, td.ErrFlag{background-image: url(http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/flag.gif);background-repeat: no-repeat; background-position: center;}
td.ErrFlag{background:#0F0}
td.M1 {color: #00f}
td.M2 {color: #008000}
td.M3 {color: #f00}
td.M4 {color: #000080}
td.M5 {color: #800000}
td.M6 {color: #008080}
td.M7 {color: #000}
td.M8 {color: #808080}
</style>
<script>
var $=function(id){return document.getElementById(id)},
  MouseButton=LeftMouse=0,//作为双键单击的计数，mouseup事件置0，mousedown事件＋1，当MouseButton=2说明双键同时单击;鼠标左键是否按下，当鼠标左键按下时为1，松开为0
  FlagImg=new Image(),
  HappyImg=new Image(),
  MineImg=new Image(),
  SadImg=new Image(),
  SuccessImg=new Image(),
 
  WhichButton=function(e){
    e=e||window.event;
    var b=getOs();
    if(b!=2){ //非FF
      switch(e.button){
        case 2:
          return 0;
        case 0:
          return b==1&#63;0:1; //b==1,IE
        default:
          return 1;
      }
    }else{ //FF
      return e.which==3&#63;0:1;
    }
  },
 
OMine={
  MaxX:9,MaxY:9,//最大的坐标
  MineCount:10,//定义雷的个数,可改
  FlagCount:0, //已经标记的旗子的数量
  OpenedCount:0, //已经打开的地区的数量
  MaxOpenCount:0,//应该要打开的最大地区数量
  //当OpenedCount=MaxOpenCount&&FlagCount=MineCount的时候,判断游戏成功结束
  Mine:[],
  GameOver:false, //true代表游戏失败结束
  Success:false, //true代表游戏成功结束
  aClear:[],//临时开雷的数组
   
  //刷新网页的时候初始化
  fInit:function(){
    var T=this,MaxX=T.MaxX,MaxY=T.MaxY,nX,nY=MaxY,MineCount=T.MineCount,
      AStr=['<table bordercolor="#000000" border="0" cellpadding="0" cellspacing="0" height="'+20*MaxY+'px" width="'+20*MaxX+'px" style="border: 10px inset #a0a0a0">'],
      i=0,TAr,TMine=T.Mine;
    T.MaxOpenCount=MaxX*MaxY-MineCount;
    while(nY--){
      AStr[++i]='<tr>';
      TAr=TMine[nY]=[];
      nX=MaxX;
      while(nX--){
        AStr[++i]='<td class="Normal" onmousedown="OMine.fMouseDown('+nX+','+nY+',event);" onmouseup="OMine.fMouseUp('+nX+','+nY+',event);" onmouseover="OMine.fButtonMouseOver('+nX+','+nY+')" onmouseout="OMine.fButtonMouseOut('+nX+','+nY+')" id="Img'+nX+'_'+nY+'">　</td>';
        TAr[nX]={
          Mine:0, //0表示没有雷,1表示有雷
          State:0,//0表示未开启,1表示左键开启,2表示右键标记
          MineCount:0//周围有几个雷
        }
      }
       AStr[++i]='</tr>';
    }
    AStr[++i]='</table>';
    $('dMap').innerHTML=T.InitStr=AStr.join('');
    $('txtFlagCount').value=MineCount;
    T.fInitMine();
    $('btnRefreshMap').src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/happy.gif';
    T.GameOver=T.Success=false;
    T.OpenedCount=T.FlagCount=T.aClear.lenght=0;
  },
   
  //为了方便循环赋值,给表格数组赋值的时候是XY倒过来循环的,所以调用的时候要倒回去
  //比如要获得该格子是否有雷,用OMine.fGetMine(x,y).Mine;
  fGetMine:function(X,Y){return this.Mine[Y][X]},
   
  //仅当按重新开始的按钮，不初始化大表格字符
  fRefreshMap:function(){
    var T=this;
    $('dMap').innerHTML=T.InitStr;
    T.fResetOMine();//必须先重置OMine,再重置99个雷
    T.fInitMine();
    T.GameOver=T.Success=false;
    $('btnRefreshMap').src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/happy.gif';
    $('txtFlagCount').value=T.MineCount;
    T.OpenedCount=T.FlagCount=T.aClear.lenght=0;
  },
 
  //重置OMine.Mine数组
  fResetOMine:function(){
    var T=this,MaxY=T.MaxY,MaxX=T.MaxX,X,Y=MaxY,M,Mine=T.Mine,TAr;
    while(Y--){
      X=MaxX;
      TAr=Mine[Y];
      while(X--)(M=TAr[X]).Mine=M.State=M.MineCount=0;
    }
  },
   
  //初始化雷的数组
  fInitMine:function(){
    var T=this,MaxX=T.MaxX,MaxY=T.MaxY,a,fGetMine=T.fGetMine,
      aOld=[],x,y=MaxY,n=0,l=T.MineCount,xRand; //一个随机数字
    while(y--){
      x=MaxX;
      while(x--)aOld[n++]=[x,y];
    }
    while(l--){
      a=aOld[xRand=Math.floor(Math.random()*(n-1))];
      T.fGetMine(a[0],a[1]).Mine=1;
      aOld.splice(xRand,1);
      --n;
    }
  },
 
  //鼠标移动到某格子的时候
  fButtonMouseOver:function(X,Y){
    var T=this;
    switch(MouseButton){
      case 2://双键按下的状态
        var arr=T.fGetAround(X,Y),i=arr.length,TAr;
        while(i--)T.fButtonDown((TAr=arr[i])[0],TAr[1]);
      case 1:
        LeftMouse==1&&T.fButtonDown(X,Y); //左键是按下的
    }
  },
   
  //鼠标移出某格子的时候
  fButtonMouseOut:function(X,Y){
    var T=this;
    switch(MouseButton){
      case 2://双键按下的状态
        var arr=T.fGetAround(X,Y),i=arr.length,TAr;
        while(i--)T.fButtonUp((TAr=arr[i])[0],TAr[1]);
      case 1:
        LeftMouse==1&&T.fButtonUp(X,Y); //左键是按下的
    }
  },
 
  //鼠标按下时没被开启的格子呈现被按下
  fButtonDown:function(X,Y){
    var srcEle=$('Img'+X+'_'+Y);
    srcEle.className=='Normal'&&(srcEle.className='M0');
  },
   
  //让没被开启并且已经呈现被按下的格子回复Normal
  fButtonUp:function(X,Y){
    var srcEle=$('Img'+X+'_'+Y);
    srcEle.className=='M0'&&!this.fGetMine(X,Y).State&&(srcEle.className='Normal');
  },
   
  //获取8个方向的坐标
  fGetAround:function(X,Y){
    var TX,TY,i=8,MX=this.MaxX-1,MY=this.MaxY-1,
      Arr=[[-1,0],[-1,-1],[0,-1],[1,-1],[1,0],[1,1],[0,1],[-1,1]],
      newArr=[],TAr;
    while(i--){
      TX=X+(TAr=Arr[i])[0];
      TY=Y+TAr[1];
      !(TX<0||TX>MX||TY<0||TY>MY)&&newArr.push([TX,TY]);
    }
    return newArr;
  },
   
  //鼠标在格子按下
  fMouseDown:function(X,Y,evt){
    var T=this;
    if(T.GameOver){
      alert('游戏失败,再接再厉!');
      return;
    }
    if(T.Success){
      alert('恭喜游戏成功!再来一局吧？');
      return;
    }
    var srcEle=$('Img'+X+'_'+Y),ObXY=T.fGetMine(X,Y),arr,i,TAr;
    ++MouseButton;
    evt=evt||window.event;
    switch(MouseButton){
      case 2:
        arr=T.fGetAround(X,Y);i=arr.length;
        while(i--)T.fButtonDown((TAr=arr[i])[0],TAr[1]);
        break;
      case 1:
        if(WhichButton(evt)){
          LeftMouse=1;
          T.fButtonDown(X,Y);
        }else{
          switch(ObXY.State){
            case 0:
              ObXY.State=2;
              srcEle.className='Flag';
              --$('txtFlagCount').value;
              ++T.FlagCount;
              break;
            case 2:
              ObXY.State=0;
              srcEle.className='Normal';
              ++$('txtFlagCount').value;
              --T.FlagCount;
          }
        }
      }
  },
   
  //鼠标在格子弹起
  fMouseUp:function(X,Y,evt){
    var T=this;
    evt=evt||window.event;
    var srcEle=$('Img'+X+'_'+Y),ObXY=T.fGetMine(X,Y),arr,i,TAr;
    switch(MouseButton){
      case 2: //MouseDown为两个键都单击按下，任意一个键弹起都判断为双键弹起
        LeftMouse=0;
        //鼠标弹起，把呈现被按下状态的格子恢复
        arr=T.fGetAround(X,Y);i=arr.length;
        while(i--)T.fButtonUp((TAr=arr[i])[0],TAr[1]);
        !ObXY.State&&T.fButtonUp(X,Y);
        ObXY.State==1&&ObXY.MineCount&&T.fOpenFlagMine(X,Y);
        break;
      case 1: //当MouseDown为一个键单击时，MouseUp才判断为一个键弹起
        if(WhichButton(evt)){
        //只有在State=0才起作用,跟是否有雷没关系
            LeftMouse=0;
            if(ObXY.State){break;}
            ObXY.Mine&#63;(
              //触雷,结束该局
              T.fFail(),
              srcEle.className='Boom'
            ):(
              ObXY.State=1, //压栈之前就要设置为已经开启
              T.aClear.push([X,Y]),
              T.fClearMine()
            )
        }
    }
    MouseButton=0;
    if(T.OpenedCount==T.MaxOpenCount&&T.FlagCount==T.MineCount){
      T.fSuccess();
      alert('恭喜游戏成功!再来一局吧？');
      return;
    }
    //当剩余未开启的格子数＝剩余的旗子数，自动完成
    T.MaxOpenCount+T.MineCount-T.OpenedCount-T.FlagCount==$('txtFlagCount').value&&(
      T.fSuccess(),
      T.fAutoFlag(),
      alert('恭喜游戏成功!再来一局吧？')
    )
  },
   
  //自动填充未开启的地区的雷
  fAutoFlag:function(){
    var T=this,nX,nY=T.MaxY,MaxX=T.MaxX,Mine=T.Mine,TAr;
    while(nY--){
      nX=MaxX;
      TAr=Mine[nY];
      while(nX--)!TAr[nX].State&&($('Img'+nX+'_'+nY).className='Flag');
    }
    $('txtFlagCount').value=0;
  },
   
  //递归开雷
  fClearMine:function(){
    var T=this;
    if(T.aClear.length==0){return}
    ++T.OpenedCount;
    var aXY=T.aClear.pop(),X=aXY[0],Y=aXY[1],TX,TY,
      aTmpClear=[], //一个临时数组
      srcEle=$('Img'+X+'_'+Y),
      ObXY,ObTXTY,
      countMine=0, //获取周围雷的个数
    //从正左开始的8个方向
      arr=T.fGetAround(X,Y),i=arr.length,TAr;
    while(i--){
      //TX,TY获得本格周围的坐标
      (ObTXTY=T.fGetMine(TX=(TAr=arr[i])[0],TY=TAr[1])).Mine==1&&++countMine;
      !ObTXTY.State&&aTmpClear.push([TX,TY]);
    }
    ObXY=T.fGetMine(X,Y);
    ObXY.MineCount=countMine;
    srcEle.className='M'+countMine;
    if(!countMine){
      Array.prototype.push.apply(T.aClear,aTmpClear);
      i=aTmpClear.length;
      while(i--)T.fGetMine((TAr=aTmpClear[i])[0],TAr[1]).State=1;
    }else{
      getOs()==2&#63;
        srcEle.textContent=countMine
        :srcEle.innerText=countMine
    }
    T.fClearMine();
  },
   
  //获得双键辅助开启
  fOpenFlagMine:function(X,Y){
    var T=this,FlagCount=0,TX,TY,ObXY,ObTXTY,aTmpClear=[],FlagErr=false,
      arr=T.fGetAround(X,Y),i=arr.length,TAr;
    while(i--){
      //TX,TY获得本格周围的坐标
      ObTXTY=T.fGetMine(TX=(TAr=arr[i])[0],TY=TAr[1]);
      switch(ObTXTY.State){
        case 0: //未开启未标记
          !ObTXTY.Mine&&aTmpClear.push([TX,TY]); //没雷也没旗子的时候加入到被辅助开启的数组}
          break;
        case 2: //标记了旗子
          ++FlagCount; //只要标记了旗子,无论对错,都记录标记数+1
          !ObTXTY.Mine&&(FlagErr=true); //没有雷但是标记了旗子,标记错误
      }
    }
    if(FlagCount<T.fGetMine(X,Y).MineCount||aTmpClear.length==0)return;
    //旗子比实际雷少,无论标记对错,不开启
    //没有可以提供开启的空格
    if(FlagErr){ //有错误则进行结束游戏处理
      T.fFail();
      return;
    }
    Array.prototype.push.apply(T.aClear,aTmpClear);
    i=aTmpClear.length;
    while(i--)T.fGetMine((TAr=aTmpClear[i])[0],TAr[1]).State=1;
    T.fClearMine();
  },
   
  //显示所有的雷
  fShowMine:function(){
    var T=this,X=0,Y=T.MaxY,MaxX=T.MaxX,Mine=T.Mine,TAr,TArX;
    while(Y--){
      X=MaxX;
      TAr=Mine[Y];
      while(X--){
        TArX=TAr[X];
        switch(TArX.Mine){
          case 0:
            TArX.State==2&&($('Img'+X+'_'+Y).className='ErrFlag');
            break;
          case 1:
            $('Img'+X+'_'+Y).className='Mine';
        }
      }
    }
  },
 
  //游戏成功结束
  fSuccess:function(){
    this.Success=true;
    $('btnRefreshMap').src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/success.gif';
  },
   
  //游戏失败结束
  fFail:function(){
    this.GameOver=true;
    $('btnRefreshMap').src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/sad.gif';
    this.fShowMine();
  }
},
 
//换地图
ChangeMap=function(Map){
  var O=OMine;
  switch(Map){
    case 1:
      O.MaxX=O.MaxY=9;
      O.MineCount=10;
      break;
    case 2:
      O.MaxX=O.MaxY=16;
      O.MineCount=40;
      break;
    case 3:
      O.MaxX=30;
      O.MaxY=16;
      O.MineCount=99;
  }
  O.fInit();
},
 
getOs=function(){
  if(navigator.userAgent.indexOf("MSIE")>0)return 1;
  if(isFirefox=navigator.userAgent.indexOf("Firefox")>0)return 2;
  if(isSafari=navigator.userAgent.indexOf("Safari")>0)return 3;  
  if(isCamino=navigator.userAgent.indexOf("Camino")>0)return 4;
  if(isMozilla=navigator.userAgent.indexOf("Gecko/")>0)return 5;
  return 0;
};
 
 
FlagImg.src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/flag.gif';
HappyImg.src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/happy.gif';
MineImg.src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/mine.gif';
SadImg.src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/sad.gif';
SuccessImg.src='http://sandbox.runjs.cn/uploads/rs/202/xyovf5xj/success.gif';
</script>
</head>
<body topmargin="0" oncontextmenu="return false" ondragstart="return false" onselectstart="return false" onload="OMine.fInit()" bgcolor="#808080">
<center>
<div id="dTop" align="center" style="border-style: inset; border-width: 10;width:400">
<table cellpadding="0" cellspacing="0" style="border-collapse: collapse;" width="380" height="44">
 <tr>
  <td style="width: 102; height:50px">
  <input type="text" id="txtFlagCount" size="20" style="width: 60; height: 30; color:#FF0000; text-align:center; font-family:Verdana; font-weight:bold; background-color:#000000; font-size:13pt" value=""></td>
  <td style="width: 136; height:50px">
  <input onclick="OMine.fRefreshMap()" type="image" id="btnRefreshMap" src="happy.gif"><input onclick="OMine.fShowMine();" type="button" name="B3" value="显雷"style="display:none"></td>
  <td style="width: 142; height:50px">
  <input type="radio" value="V1" checked name="R1" id="R1" onclick="ChangeMap(1)">初级<input type="radio" value="V1" name="R1" id="R2" onclick="ChangeMap(2)">中级<input type="radio" value="V1" name="R1" id="R3" onclick="ChangeMap(3)">高级</td>
 </tr>
 
</table>
</div>
<div id="dMap" align="center"></div>
</center>
</body>
</html>
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