想用c#做个日历，但不知道怎么把农历也做上去？

这是javascripts写的. 可以参考改造,有详细的注释.(1)<HTML><HEAD><TITLE>农历与西历对照</TITLE>
<META 
content="农历; 阳历; 月历; 节日; 时区; 节气; 八字; 干支; 生肖; gregorian solar; chinese lunar; calendar;" 
name=keywords>
<SCRIPT language=JavaScript>
function click() 
{
if (event.button==2) {alert('欢迎访问——农历与西历对照') }
}
//document.onmousedown=click
</SCRIPT><SCRIPT language=JavaScript>
<!--
/*****************************************************************************
                                   日期资料
*****************************************************************************/var lunarInfo=new Array(
0x04bd8,0x04ae0,0x0a570,0x054d5,0x0d260,0x0d950,0x16554,0x056a0,0x09ad0,0x055d2,
0x04ae0,0x0a5b6,0x0a4d0,0x0d250,0x1d255,0x0b540,0x0d6a0,0x0ada2,0x095b0,0x14977,
0x04970,0x0a4b0,0x0b4b5,0x06a50,0x06d40,0x1ab54,0x02b60,0x09570,0x052f2,0x04970,
0x06566,0x0d4a0,0x0ea50,0x06e95,0x05ad0,0x02b60,0x186e3,0x092e0,0x1c8d7,0x0c950,
0x0d4a0,0x1d8a6,0x0b550,0x056a0,0x1a5b4,0x025d0,0x092d0,0x0d2b2,0x0a950,0x0b557,
0x06ca0,0x0b550,0x15355,0x04da0,0x0a5d0,0x14573,0x052d0,0x0a9a8,0x0e950,0x06aa0,
0x0aea6,0x0ab50,0x04b60,0x0aae4,0x0a570,0x05260,0x0f263,0x0d950,0x05b57,0x056a0,
0x096d0,0x04dd5,0x04ad0,0x0a4d0,0x0d4d4,0x0d250,0x0d558,0x0b540,0x0b5a0,0x195a6,
0x095b0,0x049b0,0x0a974,0x0a4b0,0x0b27a,0x06a50,0x06d40,0x0af46,0x0ab60,0x09570,
0x04af5,0x04970,0x064b0,0x074a3,0x0ea50,0x06b58,0x055c0,0x0ab60,0x096d5,0x092e0,
0x0c960,0x0d954,0x0d4a0,0x0da50,0x07552,0x056a0,0x0abb7,0x025d0,0x092d0,0x0cab5,
0x0a950,0x0b4a0,0x0baa4,0x0ad50,0x055d9,0x04ba0,0x0a5b0,0x15176,0x052b0,0x0a930,
0x07954,0x06aa0,0x0ad50,0x05b52,0x04b60,0x0a6e6,0x0a4e0,0x0d260,0x0ea65,0x0d530,
0x05aa0,0x076a3,0x096d0,0x04bd7,0x04ad0,0x0a4d0,0x1d0b6,0x0d250,0x0d520,0x0dd45,
0x0b5a0,0x056d0,0x055b2,0x049b0,0x0a577,0x0a4b0,0x0aa50,0x1b255,0x06d20,0x0ada0)var solarMonth=new Array(31,28,31,30,31,30,31,31,30,31,30,31);
var Gan=new Array("甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
var Zhi=new Array("子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥");
var Animals=new Array("鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪");
var solarTerm = new Array("小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至")
var sTermInfo = new Array(0,21208,42467,63836,85337,107014,128867,150921,173149,195551,218072,240693,263343,285989,308563,331033,353350,375494,397447,419210,440795,462224,483532,504758)
var nStr1 = new Array('日','一','二','三','四','五','六','七','八','九','十')
var nStr2 = new Array('初','十','廿','卅','　')
var monthName = new Array("JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC");//国历节日 *表示放假日
var sFtv = new Array(
"0101*元旦",
"1226 毛泽东诞辰纪念")//农历节日 *表示放假日
var lFtv = new Array(
"1224 小年",
"0100*除夕")//某月的第几个星期几
var wFtv = new Array(
"0131 Martin Luther King Day",
"1144 Thanksgiving")
/*****************************************************************************
                                      日期计算
*****************************************************************************///====================================== 传回农历 y年的总天数
function lYearDays(y) {
   var i, sum = 348
   for(i=0x8000; i>0x8; i>>=1) sum += (lunarInfo[y-1900] & i)? 1: 0
   return(sum+leapDays(y))
}//====================================== 传回农历 y年闰月的天数
function leapDays(y) {
   if(leapMonth(y))  return((lunarInfo[y-1900] & 0x10000)? 30: 29)
   else return(0)
}//====================================== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
function leapMonth(y) {
   return(lunarInfo[y-1900] & 0xf)
}//====================================== 传回农历 y年m月的总天数
function monthDays(y,m) {
   return( (lunarInfo[y-1900] & (0x10000>>m))? 30: 29 )
}//====================================== 算出农历, 传入日期物件, 传回农历日期物件
//                                       该物件属性有 .year .month .day .isLeap .yearCyl .dayCyl .monCyl
function Lunar(objDate) {   var i, leap=0, temp=0
   var baseDate = new Date(1900,0,31)
   var offset   = (objDate - baseDate)/86400000   this.dayCyl = offset + 40
   this.monCyl = 14   for(i=1900; i<2050 && offset>0; i++) {
      temp = lYearDays(i)
      offset -= temp
      this.monCyl += 12
   }   if(offset<0) {
      offset += temp;
      i--;
      this.monCyl -= 12
   }   this.year = i
   this.yearCyl = i-1864   leap = leapMonth(i) //闰哪个月
   this.isLeap = false   for(i=1; i<13 && offset>0; i++) {
      //闰月
      if(leap>0 && i==(leap+1) && this.isLeap==false)
         { --i; this.isLeap = true; temp = leapDays(this.year); }
      else
         { temp = monthDays(this.year, i); }      //解除闰月
      if(this.isLeap==true && i==(leap+1)) this.isLeap = false      offset -= temp
      if(this.isLeap == false) this.monCyl ++
   }   if(offset==0 && leap>0 && i==leap+1)
      if(this.isLeap)
         { this.isLeap = false; }
      else
         { this.isLeap = true; --i; --this.monCyl;}   if(offset<0){ offset += temp; --i; --this.monCyl; }   this.month = i
   this.day = offset + 1
}//==============================传回国历 y年某m+1月的天数
function solarDays(y,m) {
   if(m==1)
      return(((y%4 == 0) && (y%100 != 0) || (y%400 == 0))? 29: 28)
   else
      return(solarMonth[m])
}
//============================== 传入 offset 传回干支, 0=甲子
function cyclical(num) {
   return(Gan[num%10]+Zhi[num%12])
}//============================== 月历属性
function calElement(sYear,sMonth,sDay,week,lYear,lMonth,lDay,isLeap,cYear,cMonth,cDay) {      this.isToday    = false;
      //国历
      this.sYear      = sYear;
      this.sMonth     = sMonth;
      this.sDay       = sDay;
      this.week       = week;
      //农历
      this.lYear      = lYear;
      this.lMonth     = lMonth;
      this.lDay       = lDay;
      this.isLeap     = isLeap;
      //干支
      this.cYear      = cYear;
      this.cMonth     = cMonth;
      this.cDay       = cDay;      this.color      = '';      this.lunarFestival = ''; //农历节日
      this.solarFestival = ''; //国历节日
      this.solarTerms    = ''; //节气}//===== 某年的第n个节气为几日(从0小寒起算)
function sTerm(y,n) {
   var offDate = new Date( ( 31556925974.7*(y-1900) + sTermInfo[n]*60000  ) + Date.UTC(1900,0,6,2,5) )
   return(offDate.getUTCDate())
}//============================== 传回月历物件 (y年,m+1月)
function calendar(y,m) {   var sDObj, lDObj, lY, lM, lD=1, lL, lX=0, tmp1, tmp2
   var lDPOS = new Array(3)
   var n = 0
   var firstLM = 0   sDObj = new Date(y,m,1)            //当月一日日期   this.length    = solarDays(y,m)    //国历当月天数
   this.firstWeek = sDObj.getDay()    //国历当月1日星期几Hope it helps a little.

解决方案 »

  1.   

    这个类已经有人做好了，放在网上，你只要在google上打入农历算法，会有的，呵呵，不过不是非常的精确，有些数据可能作者抄错了！！
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  2.   

    -----------------------------3-------------------------------var Today = new Date();
    var tY = Today.getFullYear();
    var tM = Today.getMonth();
    var tD = Today.getDate();
    //////////////////////////////////////////////////////////////////////////////var width = "130";
    var offsetx = 2;
    var offsety = 16;var x = 0;
    var y = 0;
    var snow = 0;
    var sw = 0;
    var cnt = 0;var dStyle;
    document.onmousemove = mEvn;//显示详细日期资料
    function mOvr(v) {
       var s,festival;
       var sObj=eval('SD'+ v);
       var d=sObj.innerHTML-1;      //sYear,sMonth,sDay,week,
          //lYear,lMonth,lDay,isLeap,
          //cYear,cMonth,cDay   if(sObj.innerHTML!='') {      sObj.style.cursor = 's-resize';      if(cld[d].solarTerms == '' && cld[d].solarFestival == '' && cld[d].lunarFestival == '')
             festival = '';
          else
             festival = '<TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=0 BGCOLOR="#CCFFCC"><TR><TD>'+
             '<FONT COLOR="#000000" STYLE="font-size:9pt;">'+cld[d].solarTerms + ' ' + cld[d].solarFestival + ' ' + cld[d].lunarFestival+'</FONT></TD>'+
             '</TR></TABLE>';      s= '<TABLE WIDTH="130" BORDER=0 CELLPADDING="2" CELLSPACING=0 BGCOLOR="#000066"><TR><TD>' +
             '<TABLE WIDTH=100% BORDER=0 CELLPADDING=0 CELLSPACING=0><TR><TD ALIGN="right"><FONT COLOR="#ffffff" STYLE="font-size:9pt;">'+
             cld[d].sYear+' 年 '+cld[d].sMonth+' 月 '+cld[d].sDay+' 日<br>星期'+cld[d].week+'<br>'+
             '<font color="violet">农历'+(cld[d].isLeap?'闰 ':' ')+cld[d].lMonth+' 月 '+cld[d].lDay+' 日</font><br>'+
             '<font color="yellow">'+cld[d].cYear+'年 '+cld[d].cMonth+'月 '+cld[d].cDay + '日</font>'+
             '</FONT></TD></TR></TABLE>'+ festival +'</TD></TR></TABLE>';
          document.all["detail"].innerHTML = s;   if (snow == 0) {
             dStyle.left = x+offsetx-(width/2);
             dStyle.top = y+offsety;
       dStyle.visibility = "visible";
       snow = 1;
       }
    }
    }//清除详细日期资料
    function mOut() {
    if ( cnt >= 1 ) { sw = 0 }
    if ( sw == 0 ) { snow = 0;dStyle.visibility = "hidden";}
    else cnt++;
    }//取得位置
    function mEvn() {
       x=event.x;
       y=event.y;
    if (document.body.scrollLeft)
       {x=event.x+document.body.scrollLeft; y=event.y+document.body.scrollTop;}
    if (snow){
          dStyle.left = x+offsetx-(width/2)
          dStyle.top = y+offsety
    }
    }///////////////////////////////////////////////////////////////////////////function changeTZ() {
       CITY.innerHTML = CLD.TZ.value.substr(6)
       setCookie("TZ",CLD.TZ.selectedIndex)
    }function tick() {
       var today
       today = new Date()
       Clock.innerHTML = today.toLocaleString().replace(/(年|月)/g, "/").replace(/日/, "");
       Clock2.innerHTML = TimeAdd(today.toGMTString(), CLD.TZ.value)
       window.setTimeout("tick()", 1000);
    }function setCookie(name, value) {
    var today = new Date()
    var expires = new Date()
    expires.setTime(today.getTime() + 1000*60*60*24*365)
    document.cookie = name + "=" + escape(value)+ "; expires=" + expires.toGMTString()
    }function getCookie(Name) {
       var search = Name + "="
       if(document.cookie.length > 0) {
          offset = document.cookie.indexOf(search)
          if(offset != -1) {
             offset += search.length
             end = document.cookie.indexOf(";", offset)
             if(end == -1) end = document.cookie.length
             return unescape(document.cookie.substring(offset, end))
          }
          else return ""
       }
    }Hope it helps a little.
    ----------------------------------------
    To teach a fish how to swim.
      

  3.   


    /////////////////////////////////////////////////////////function initial() {
       dStyle = detail.style;
       CLD.SY.selectedIndex=tY-1900;
       CLD.SM.selectedIndex=tM;
       drawCld(tY,tM);   CLD.TZ.selectedIndex=getCookie("TZ");
       changeTZ();
       tick();
    }//-->
    </SCRIPT><SCRIPT language=VBScript>
    <!--
    '===== 算世界时间
    Function TimeAdd(UTC,T)
       Dim PlusMinus, DST, y
       If Left(T,1)="-" Then PlusMinus = -1 Else PlusMinus = 1
       UTC=Right(UTC,Len(UTC)-5)
       UTC=Left(UTC,Len(UTC)-4)
       y = Year(UTC)
       TimeAdd=DateAdd("n", (Cint(Mid(T,2,2))*60 + Cint(Mid(T,4,2))) * PlusMinus, UTC)
       '美国日光节约期间: 4月第一个星日00:00 至 10月最後一个星期日00:00
       If Mid(T,6,1)="*" And DateSerial(y,4,(9 - Weekday(DateSerial(y,4,1)) mod 7) ) <= TimeAdd And DateSerial(y,10,31 - Weekday(DateSerial(y,10,31))) >= TimeAdd Then
          TimeAdd=CStr(DateAdd("h", 1, TimeAdd))
          tSave.innerHTML = "R"
       Else
          tSave.innerHTML = ""
       End If
       TimeAdd = CStr(TimeAdd)
    End Function
    '-->
    </SCRIPT><STYLE>.todyaColor {
    BACKGROUND-COLOR: aqua
    }
    </STYLE><META content="MSHTML 5.50.4611.1300" name=GENERATOR></HEAD>
    <BODY onload=initial()>
    <SCRIPT language=JavaScript><!--
       if(navigator.appName == "Netscape" || parseInt(navigator.appVersion) < 4)
       document.write("<h1>你的浏览器无法执行此程序。</h1>此程序在 IE4 以后的版本才能执行!!")
    //--></SCRIPT><DIV id=detail style="POSITION: absolute"></DIV>
    <CENTER>
    <FORM name=CLD>
    <TABLE>
      <TBODY>
      <TR>
       <TD vAlign=top align=middle><BR><FONT style="FONT-SIZE: 9pt" 
          size=2>本地时间:</FONT><BR><FONT id=Clock face=Arial color=#000080 size=4 
          align="center"></FONT>
          <P><!--时区 *表示自动调整为日光节约时间--><FONT style="FONT-SIZE: 9pt" size=2><SELECT 
          style="FONT-SIZE: 9pt" onchange=changeTZ() name=TZ> <OPTION 
            value="-1200 安尼威土克、瓜甲兰" selected>国际换日线<OPTION 
            value="-1100 中途岛、萨摩亚群岛">萨摩亚<OPTION value="-1000 夏威夷">夏威夷<OPTION 
            value=+1100*马哥大、所罗门群岛、新卡伦多尼亚>太平洋中部<OPTION 
            value="+1200 威灵顿、奥克兰">纽西兰<OPTION 
          value="+1200 斐济、肯加塔、马歇尔群岛">斐济</OPTION></SELECT>时间</FONT> <FONT id=tSave 
          style="FONT-SIZE: 18pt; COLOR: red; FONT-FAMILY: Wingdings"></FONT><BR><BR><FONT 
          style="FONT-SIZE: 120pt; COLOR: green; FONT-FAMILY: Webdings">&ucirc;</FONT><BR><FONT 
          id=CITY 
          style="FONT-SIZE: 9pt; WIDTH: 150px; COLOR: blue; FONT-FAMILY: '宋体'"></FONT></P></TD>
        <TD align=middle>
          <DIV style="Z-INDEX: -1; POSITION: absolute; TOP: 30px"><FONT id=YMBG 
          style="FONT-SIZE: 100pt; COLOR: #f0f0f0; FONT-FAMILY: 'Arial Black'">&nbsp;0000<BR>&nbsp;JUN</FONT> 
          </DIV>
          <TABLE border=0>
            <TBODY>
            <TR>
              <TD bgColor=#000080 colSpan=7><FONT style="FONT-SIZE: 9pt" 
                color=#ffffff size=2>西历<SELECT style="FONT-SIZE: 9pt" 
                onchange=changeCld() name=SY> 
                  <SCRIPT language=JavaScript><!--
                for(i=1900;i<2050;i++) document.write('<option>'+i)
                //--></SCRIPT>
                </SELECT>年<SELECT style="FONT-SIZE: 9pt" onchange=changeCld() 
                name=SM> 
                  <SCRIPT language=JavaScript><!--
                for(i=1;i<13;i++) document.write('<option>'+i)
                //--></SCRIPT>
                </SELECT>月</FONT> <FONT id=GZ face=宋体 color=#ffffff 
                size=4></FONT><BR></TD></TR>
            <TR align=middle bgColor=#e0e0e0>
              <TD width=54>日</TD>
              <TD width=54>一</TD>
              <TD width=54>二</TD>
              <TD width=50>三</TD>
              <TD width=54>四</TD>
              <TD width=54>五</TD>
              <TD width=54>六</TD></TR>
            <SCRIPT language=JavaScript><!--
                var gNum
                for(i=0;i<6;i++) {
                   document.write('<tr align=center>')
                   for(j=0;j<7;j++) {
                      gNum = i*7+j
                      document.write('<td id="GD' + gNum +'" onMouseOver="mOvr(' + gNum +')" onMouseOut="mOut()"><font id="SD' + gNum +'" size=5 face="Arial Black"')
                      if(j == 0) document.write(' color=red')
                      if(j == 6)
                         if(i%2==1) document.write(' color=red')
                            else document.write(' color=green')
                      document.write(' TITLE=""> </font><br><font id="LD' + gNum + '" size=2 style="font-size:9pt"> </font></td>')
                   }
                   document.write('</tr>')
                }
                //--></SCRIPT>
            </TBODY></TABLE></TD>
        <TD vAlign=top align=middle width=60><BR><BR><BR><BR><BUTTON 
          style="FONT-SIZE: 9pt" onclick="pushBtm('YU')">年↑</BUTTON><BR><BUTTON 
          style="FONT-SIZE: 9pt" onclick="pushBtm('YD')">年↓</BUTTON> 
          <P><BUTTON style="FONT-SIZE: 9pt" 
          onclick="pushBtm('MU')">月↑</BUTTON><BR><BUTTON style="FONT-SIZE: 9pt" 
          onclick="pushBtm('MD')">月↓</BUTTON> 
          <P><BUTTON style="FONT-SIZE: 9pt" onclick="pushBtm('')">当月</BUTTON> 
          </TD></TR></TBODY></TABLE></FORM></CENTER></BODY></HTML>
     xiaodele(小得乐) :本人喜欢收集东西,如果是引用别人的帖子,一般都著名出处,但是这个东西我实在不知道从什么地方down来的,所以就没有著名.Hope it helps a little.
    ----------------------------------------
    To teach a fish how