VS2005中,日期控件是显示国历的当天信息,我怎样才能得到农历的当天信息?

 public class LunarDay

    {

        public LunarDay()

        { }



        //天干

        private static string[] TianGan = { "甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸" };



        //地支

        private static string[] DiZhi = { "子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥" };



        //十二生肖

        private static string[] ShengXiao = { "鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪" };



        //农历日期

        private static string[] DayName =   {"*","初一","初二","初三","初四","初五",

             "初六","初七","初八","初九","初十",

             "十一","十二","十三","十四","十五",

             "十六","十七","十八","十九","二十",

             "廿一","廿二","廿三","廿四","廿五",       

             "廿六","廿七","廿八","廿九","三十"};



        //农历月份

        private static string[] MonthName = { "*", "正", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "腊" };



        //公历月计数天

        private static int[] MonthAdd = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };



        //农历数据

        private static int[] LunarData =    {2635,333387,1701,1748,267701,694,2391,133423,1175,396438

            ,3402,3749,331177,1453,694,201326,2350,465197,3221,3402

            ,400202,2901,1386,267611,605,2349,137515,2709,464533,1738

            ,2901,330421,1242,2651,199255,1323,529706,3733,1706,398762

            ,2741,1206,267438,2647,1318,204070,3477,461653,1386,2413

            ,330077,1197,2637,268877,3365,531109,2900,2922,398042,2395

            ,1179,267415,2635,661067,1701,1748,398772,2742,2391,330031

            ,1175,1611,200010,3749,527717,1452,2742,332397,2350,3222

            ,268949,3402,3493,133973,1386,464219,605,2349,334123,2709

            ,2890,267946,2773,592565,1210,2651,395863,1323,2707,265877};



        /// <summary>

        /// 获取对应日期的农历

        /// </summary>

        /// <param name="dtDay">公历日期</param>

        /// <returns></returns>

        public static string GetLunarCalendar(DateTime dtDay)

        {

            string sYear = dtDay.Year.ToString();

            string sMonth = dtDay.Month.ToString();

            string sDay = dtDay.Day.ToString();

            int year;

            int month;

            int day;

            try

            {

                year = int.Parse(sYear);

                month = int.Parse(sMonth);

                day = int.Parse(sDay);

            }

            catch

            {

                year = DateTime.Now.Year;

                month = DateTime.Now.Month;

                day = DateTime.Now.Day;

            }



            int nTheDate;

            int nIsEnd;

            int k, m, n, nBit, i;

            string calendar = string.Empty;

            //计算到初始时间1921年2月8日的天数：1921-2-8(正月初一)

            nTheDate = (year - 1921) * 365 + (year - 1921) / 4 + day + MonthAdd[month - 1] - 38;

            if ((year % 4 == 0) && (month > 2))

                nTheDate += 1;

            //计算天干，地支，月，日

            nIsEnd = 0;

            m = 0;

            k = 0;

            n = 0;

            while (nIsEnd != 1)

            {

                if (LunarData[m] < 4095)

                    k = 11;

                else

                    k = 12;

                n = k;

                while (n >= 0)

                {

                    //获取LunarData[m]的第n个二进制位的值

                    nBit = LunarData[m];

                    for (i = 1; i < n + 1; i++)

                        nBit = nBit / 2;

                    nBit = nBit % 2;

                    if (nTheDate <= (29 + nBit))

                    {

                        nIsEnd = 1;

                        break;

                    }

                    nTheDate = nTheDate - 29 - nBit;

                    n = n - 1;

                }

                if (nIsEnd == 1)

                    break;

                m = m + 1;

            }

            year = 1921 + m;

            month = k - n + 1;

            day = nTheDate;



            #region 格式化日期显示为三月廿四

            if (k == 12)

            {

                if (month == LunarData[m] / 65536 + 1)

                    month = 1 - month;

                else if (month > LunarData[m] / 65536 + 1)

                    month = month - 1;

            }



            //生肖

            //calendar = ShengXiao[(year - 4) % 60 % 12].ToString() + "年 ";   //如果需要请放开

            //天干

            //calendar += TianGan[(year - 4) % 60 % 10].ToString();  //如果需要请放开

            //地支

            //calendar += DiZhi[(year - 4) % 60 % 12].ToString() + " ";  //如果需要请放开



            //农历月

            if (month < 1)

                calendar += "闰" + MonthName[-1 * month].ToString() + "月";

            else

                calendar += MonthName[month].ToString() + "月";



            //农历日

            calendar += DayName[day].ToString();



            return calendar;



            #endregion

        }

    }

补充：.NET技术 ,  ASP.NET

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