C# 实现农历计算和转换

/*
 * 农历类,by aiyao at www.5dz.net
*/

using System;

namespace YyAy.Web.WebClass
{

 #region 使用范例
// 可将这段代码取消注释运行可以得到示例结果。。
// public class MyTest
// {
//  //方法一,用LunarDate类
//  public string Mothed1()
//  {
//   DateTime _d = DateTime.Now;
//   LunarDate ld = new LunarDate(_d) ;
//   string result = "";
//   result += "干支年:"+ ld.LunarYear +"/r/n";
//   result += "生肖:"+ ld.Animal +"/r/n";
//   result += "月:"+ ld.LunarMonth +"/r/n";
//   result += "日:"+ ld.LunarDay +"/r/n";
//   result += "节气:"+ ld.SolarTerm +"/r/n";
//   result += "数字农历年:"+ ld.Year +"月"+ ld.Month +"日"+ ld.Day +"/r/n";
//            return result;
//  }
//
//  //方法二,用LunarDateClass类
//  public string Mothed2()
//  {
//   DateTime _d = DateTime.Now;
//   LunarDateClass ldc = new LunarDateClass(_d) ;
//   string result = "";
//   result += "干支年:"+ ldc.LunarYear +"/r/n";
//   result += "生肖:"+ ldc.Animal +"/r/n";
//   result += "月:"+ ldc.LunarMonth +"/r/n";
//   result += "日:"+ ldc.LunarDay +"/r/n";
//   result += "节气:"+ ldc.SolarTerm +"/r/n";
//   //ldc.LunarDate 返回 LunarDate对象。。
//   result += "数字农历年:"+ ldc.LunarDate.Year +"月"+ ldc.LunarDate.Month +"日"+ ldc.LunarDate.Day +"/r/n";
//   return result;
//  }
// }
 #endregion

 #region LunarDate

 public class LunarDateClass
 {
  private const ushort START_YEAR = 1901;
  private const ushort END_YEAR = 2050;
  private DateTime m_Date = DateTime.MinValue;
  private LunarDate m_LunarDate = null;
  private string m_LunarYear = "", m_LunarMonth = "", m_LunarDay = "";
  private string m_Animal = "", m_Constellation = "", m_SolarTerm = "";

  ///

始化农历类。
  public LunarDateClass()
  {
   this.Date = DateTime.Today;
  }


  ///

以公历日期初始化农历类。
  /// 初始化公历日期。要查询的日期。
  public LunarDateClass(DateTime dt)
  {
   this.Date = dt.Date;
  }


  ///

初始化公历日期。要查询的日期。
  public DateTime Date
  {
   get { return m_Date; }
   set
   {
    this.m_Animal = "";
    this.m_Constellation = "";
    this.m_LunarDate = null;
    this.m_LunarDay = "";
    this.m_LunarMonth = "";
    this.m_LunarYear = "";
    this.m_SolarTerm = "";
    m_Date = value;
   }
  }

  #region LunarDateClassData

  ///

星座名称。
  private string[] ConstellationName =
   {
    "白羊座", "金牛座", "双子座", "巨蟹座", "狮子座", "处女座",
    "天秤座", "天蝎座", "射手座", "摩羯座", "水瓶座", "双鱼座"
   };

  ///

节气名称。
  private string[] LunarHolDayName =
   {
    "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"
   };

  ///


  /// 数组gLunarDay存入阴历1901年到2050年每年中的月天数信息,
  /// 阴历每月只能是29或30天,一年用12(或13)个二进制位表示,
  /// 对应位为1表30天,否则为29天.
  /// 测试数据只有1901.1.1 --2050.12.31
  ///

  private int[] gLunarMonthDay = {
 0x4ae0, 0xa570, 0x5268, 0xd260, 0xd950, 0x6aa8, 0x56a0, 0x9ad0, 0x4ae8, 0x4ae0, //1910
 0xa4d8, 0xa4d0, 0xd250, 0xd548, 0xb550, 0x56a0, 0x96d0, 0x95b0, 0x49b8, 0x49b0, //1920
 0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada8, 0x2b60, 0x9570, 0x4978, 0x4970, 0x64b0, //1930
 0xd4a0, 0xea50, 0x6d48, 0x5ad0, 0x2b60, 0x9370, 0x92e0, 0xc968, 0xc950, 0xd4a0, //1940
 0xda50, 0xb550, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, 0xb4a8, 0x6ca0, //1950
 0xb550, 0x55a8, 0x4da0, 0xa5b0, 0x52b8, 0x52b0, 0xa950, 0xe950, 0x6aa0, 0xad50, //1960
 0xab50, 0x4b60, 0xa570, 0xa570, 0x5260, 0xe930, 0xd950, 0x5aa8, 0x56a0, 0x96d0, //1970
 0x4ae8, 0x4ad0, 0xa4d0, 0xd268, 0xd250, 0xd528, 0xb540, 0xb6a0, 0x96d0, 0x95b0, //1980
 0x49b0, 0xa4b8, 0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada0, 0xab60, 0x9370, 0x4978, //1990
 0x4970, 0x64b0, 0x6a50, 0xea50, 0x6b28, 0x5ac0, 0xab60, 0x9368, 0x92e0, 0xc960, //2000
 0xd4a8, 0xd4a0, 0xda50, 0x5aa8, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, //2010
 0xb4a0, 0xb550, 0xb550, 0x55a8, 0x4ba0, 0xa5b0, 0x52b8, 0x52b0, 0xa930, 0x74a8, //2020
 0x6aa0, 0xad50, 0x4da8, 0x4b60, 0x9570, 0xa4e0, 0xd260, 0xe930, 0xd530, 0x5aa0, //2030
 0x6b50, 0x96d0, 0x4ae8, 0x4ad0, 0xa4d0, 0xd258, 0xd250, 0xd520, 0xdaa0, 0xb5a0, //2040
 0x56d0, 0x4ad8, 0x49b0, 0xa4b8, 0xa4b0, 0xaa50, 0xb528, 0x6d20, 0xada0, 0x55b0 //2050
            };

  ///

数组gLanarMonth存放阴历1901年到2050年闰月的月份,如没有则为0,每字节存两年
  private byte[] gLunarMonth = {
 0x00, 0x50, 0x04, 0x00, 0x20, //1910
 0x60, 0x05, 0x00, 0x20, 0x70, //1920
 0x05, 0x00, 0x40, 0x02, 0x06, //1930
 0x00, 0x50, 0x03, 0x07, 0x00, //1940
 0x60, 0x04, 0x00, 0x20, 0x70, //1950
 0x05, 0x00, 0x30, 0x80, 0x06, //1960
 0x00, 0x40, 0x03, 0x07, 0x00, //1970
 0x50, 0x04, 0x08, 0x00, 0x60, //1980
 0x04, 0x0a, 0x00, 0x60, 0x05, //1990
 0x00, 0x30, 0x80, 0x05, 0x00, //2000
 0x40, 0x02, 0x07, 0x00, 0x50, //2010
 0x04, 0x09, 0x00, 0x60, 0x04, //2020
 0x00, 0x20, 0x60, 0x05, 0x00, //2030
 0x30, 0xb0, 0x06, 0x00, 0x50, //2040
 0x02, 0x07, 0x00, 0x50, 0x03 //2050
          };


  //数组gLanarHoliDay存放每年的二十四节气对应的阳历日期

  //每年的二十四节气对应的阳历日期几乎固定,平均分布于十二个月中
  // 1月 2月 3月 4月 5月 6月
  //小寒 大寒 立春 雨水 惊蛰 春分 清明 谷雨 立夏 小满 芒种 夏至
  // 7月 8月 9月 10月 11月 12月
  //小暑 大暑 立秋 处暑 白露 秋分 寒露 霜降 立冬 小雪 大雪 冬至
  //*********************************************************************************
  // 节气无任何确定规律,所以只好存表,要节省空间,所以....
  //**********************************************************************************}
  //数据格式说明:
  //如1901年的节气为
  // 1月 2月 3月 4月 5月 6月 7月 8月 9月 10月 11月 12月
  // 6, 21, 4, 19, 6, 21, 5, 21, 6,22, 6,22, 8, 23, 8, 24, 8, 24, 8, 24, 8, 23, 8, 22
  // 9, 6, 11,4, 9, 6, 10,6, 9,7, 9,7, 7, 8, 7, 9, 7, 9, 7, 9, 7, 8, 7, 15
  //上面第一行数据为每月节气对应日期,15减去每月第一个节气,每月第二个节气减去15得第二行
  // 这样每月两个节气对应数据都小于16,每月用一个字节存放,高位存放第一个节气数据,低位存放
  //第二个节气的数据,可得下表
  private byte[] gLunarHolDay = {
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1901
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1902
  0x96, 0xA5, 0x87, 0x96, 0x87, 0x87, 0x79, 0x69, 0x69, 0x69, 0x78, 0x78, //1903
  0x86, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x78, 0x87, //1904
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1905
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1906
  0x96, 0xA5, 0x87, 0x96, 0x87, 0x87, 0x79, 0x69, 0x69, 0x69, 0x78, 0x78, //1907
  0x86, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1908
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1909
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1910
  0x96, 0xA5, 0x87, 0x96, 0x87, 0x87, 0x79, 0x69, 0x69, 0x69, 0x78, 0x78, //1911
  0x86, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1912
  0x95, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1913
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1914
  0x96, 0xA5, 0x97, 0x96, 0x97, 0x87, 0x79, 0x79, 0x69, 0x69, 0x78, 0x78, //1915
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1916
  0x95, 0xB4, 0x96, 0xA6, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x87, //1917
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x77, //1918
  0x96, 0xA5, 0x97, 0x96, 0x97, 0x87, 0x79, 0x79, 0x69, 0x69, 0x78, 0x78, //1919
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1920
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x87, //1921
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x77, //1922
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x69, 0x69, 0x78, 0x78, //1923
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1924
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x87, //1925
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1926
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1927
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1928
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1929
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1930
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1931
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1932
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1933
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1934
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1935
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1936
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1937
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1938
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1939
  0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1940
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1941
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1942
  0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1943
  0x96, 0xA5, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1944
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1945
  0x95, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1946
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1947
  0x96, 0xA5, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1948
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x79, 0x78, 0x79, 0x77, 0x87, //1949
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1950
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1951
  0x96, 0xA5, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1952
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1953
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x68, 0x78, 0x87, //1954
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1955
  0x96, 0xA5, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1956
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1957
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1958
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1959
  0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1960
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1961
  0x96, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1962
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1963
  0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1964
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1965
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1966
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1967
  0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1968
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1969
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1970
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1971
  0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1972
  0xA5, 0xB5, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1973
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1974
  0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1975
  0x96, 0xA4, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x89, 0x88, 0x78, 0x87, 0x87, //1976
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1977
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x78, 0x87, //1978
  0x96, 0xB4, 0x96, 0xA6, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1979
  0x96, 0xA4, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1980
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x77, 0x87, //1981
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1982
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1983
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //1984
  0xA5, 0xB4, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1985
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1986
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x79, 0x78, 0x69, 0x78, 0x87, //1987
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //1988
  0xA5, 0xB4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1989
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1990
  0x95, 0xB4, 0x96, 0xA5, 0x86, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1991
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //1992
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1993
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1994
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x76, 0x78, 0x69, 0x78, 0x87, //1995
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //1996
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1997
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1998
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1999
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2000
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2001
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //2002
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //2003
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2004
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2005
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2006
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //2007
  0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2008
  0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2009
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2010
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x78, 0x87, //2011
  0x96, 0xB4, 0xA5, 0xB5, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2012
  0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //2013
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2014
  0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //2015
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2016
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //2017
  0xA5, 0xB4, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2018
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //2019
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x86, //2020
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2021
  0xA5, 0xB4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2022
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //2023
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2024
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2025
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2026
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //2027
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2028
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2029
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2030
  0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //2031
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2032
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x86, //2033
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x78, 0x88, 0x78, 0x87, 0x87, //2034
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2035
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2036
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2037
  0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2038
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2039
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2040
  0xA5, 0xC3, 0xA5, 0xB5, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2041
  0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2042
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2043
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x88, 0x87, 0x96, //2044
  0xA5, 0xC3, 0xA5, 0xB4, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2045
  0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //2046
  0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2047
  0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA5, 0x97, 0x87, 0x87, 0x88, 0x86, 0x96, //2048
  0xA4, 0xC3, 0xA5, 0xA5, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x86, //2049
  0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x78, 0x78, 0x87, 0x87 //2050
           };

  #endregion

  #region Core

  ///


  /// 取得指定阴历年的阴历闰月月份。
  ///

  /// 年份。
  /// 返回指定年的闰月月份。
  private int GetLeapMonth(ushort iLunarYear)
  {
   byte Flag;
   if (iLunarYear < START_YEAR || iLunarYear > END_YEAR)
   {
    return 0;
   }

   Flag = gLunarMonth[(iLunarYear - START_YEAR)/2];
   if ((iLunarYear - START_YEAR)%2 == 0)
   {
    return Flag >> 4;
   }
   else
   {
    return Flag & 0x0F;
   }
  }


  ///


  /// 计算指定阴历年月的总天数。
  ///

  /// 年份。
  /// 月份。
  ///
  /// 返回阴历阴历年月的天数,如果该月为闰月,高字为第二个该月的天数,否则高字为0。
  ///

  ///
  /// 指定年月范围在1901年1月---2050年12月之间。
  ///

  private uint GetLunarMonthDays(ushort iLunarYear, ushort iLunarMonth)
  {
   int Height, Low;
   int iBit;
   if (iLunarYear < START_YEAR || iLunarYear > END_YEAR)
   {
    return 30;
   }
   Height = 0;
   Low = 29;
   iBit = 16 - iLunarMonth;
   if (iLunarMonth > GetLeapMonth(iLunarYear) && GetLeapMonth(iLunarYear) > 0)
   {
    iBit--;
   }

   if ((gLunarMonthDay[iLunarYear - START_YEAR] & (1 << iBit)) > 0)

   {
    Low++;
   }

   if (iLunarMonth == GetLeapMonth(iLunarYear))
   {
    if ((gLunarMonthDay[iLunarYear - START_YEAR] & (1 << (iBit - 1))) > 0)
    {
     Height = 30;
    }
    else
    {
     Height = 29;
    }
   }
   return (uint) (Low) | (uint) (Height) << 16; //合成为uint
  }


  ///


  /// 计算指定阴历年总天数。
  ///

  /// 指定阴历年,范围1901-2050。
  /// 返指定阴历年的总天数。
  private int GetLunarYearDays(ushort iLunarYear)
  {
   int Days;
   uint tmp;
   if (iLunarYear < START_YEAR || iLunarYear > END_YEAR)
   {
    return 0;
   }

   Days = 0;
   for (ushort i = 1; i <= 12; i++)
   {
    tmp = GetLunarMonthDays(iLunarYear, i);
    Days = Days + ((ushort) (tmp >> 16) & 0xFFFF); //取高位
    Days = Days + (ushort) (tmp); //取低位
   }
   return Days;
  }


  ///


  /// 计算从1901年1月1日过iSpanDays天后的阴历日期
  ///

  /// 返回的年份。
  /// 返回的月份。
  /// 返回的日子。
  /// 天数。
  private void CalcLunarDate(out ushort iYear, out ushort iMonth, out ushort iDay, uint iSpanDays)
  {
   uint tmp;
   //阳历1901年2月19日为阴历1901年正月初一
   //阳历1901年1月1日到2月19日共有49天
   if (iSpanDays < 49)
   {
    iYear = START_YEAR - 1;
    if (iSpanDays < 19)
    {
     iMonth = 11;
     iDay = (ushort) (11 + iSpanDays);
    }
    else
    {
     iMonth = 12;
     iDay = (ushort) (iSpanDays - 18);
    }
    return;
   }

   //下面从阴历1901年正月初一算起
   iSpanDays = iSpanDays - 49;
   iYear = START_YEAR;
   iMonth = 1;
   iDay = 1;
   //计算年
   tmp = (uint) GetLunarYearDays(iYear);
   while (iSpanDays >= tmp)
   {
    iSpanDays = iSpanDays - tmp;
    iYear++;
    tmp = (uint) GetLunarYearDays(iYear);
   }
   //计算月
   tmp = GetLunarMonthDays(iYear, iMonth); //取低位
   while (iSpanDays >= tmp)
   {
    iSpanDays = iSpanDays - tmp;
    if (iMonth == GetLeapMonth(iYear))
    {
     tmp = (GetLunarMonthDays(iYear, iMonth) >> 16) & 0xFFFF; //取高位
     if (iSpanDays < tmp)
     {
      break;
     }
     iSpanDays = iSpanDays - tmp;
    }
    iMonth++;
    tmp = GetLunarMonthDays(iYear, iMonth); //取低位
   }
   //计算日
   iDay = (ushort) (iDay + iSpanDays);
  }

  #endregion

  #region 星座

  ///


  /// 计算指定当前日期的星座序号。
  ///

  /// 星座序号。
  private int GetConstellationIndex()
  {
   int Y, M, D;
   Y = m_Date.Year;
   M = m_Date.Month;
   D = m_Date.Day;
   Y = M*100 + D;
   if (Y >= 321 && Y <= 419)
   {
    return 0;
   }
   else if (Y >= 420 && Y <= 520)
   {
    return 1;
   }
   else if (Y >= 521 && Y <= 620)
   {
    return 2;
   }
   else if (Y >= 621 && Y <= 722)
   {
    return 3;
   }
   else if (Y >= 723 && Y <= 822)
   {
    return 4;
   }
   else if (Y >= 823 && Y <= 922)
   {
    return 5;
   }
   else if (Y >= 923 && Y <= 1022)
   {
    return 6;
   }
   else if (Y >= 1023 && Y <= 1121)
   {
    return 7;
   }
   else if (Y >= 1122 && Y <= 1221)
   {
    return 8;
   }
   else if (Y >= 1222 || Y <= 119)
   {
    return 9;
   }
   else if (Y >= 120 && Y <= 218)
   {
    return 10;
   }
   else if (Y >= 219 && Y <= 320)
   {
    return 11;
   }
   else
   {
    return -1;
   }
  }


  ///


  /// 格式化星座序号为星座名称。
  ///

  /// 星座序号。
  /// 星座名称。
  private string FormatConstellation(int ConstellationIndex)
  {
   if (ConstellationIndex >= 0 && ConstellationIndex <= 11)
   {
    return ConstellationName[ConstellationIndex];
   }
   else
   {
    return "";
   }
  }

  #endregion

  #region 节气

  ///


  /// 计算公历当天对应的节气序号。
  ///

  /// 返回值0-23为节气序号,-1表示不是节气。
  private int GetSolarTermIndex()
  {
   byte Flag;
   int Day, iYear, iMonth, iDay;
   iYear = m_Date.Year;
   if (iYear < START_YEAR || iYear > END_YEAR)
   {
    return -1;
   }

   iMonth = m_Date.Month;
   iDay = m_Date.Day;
   Flag = gLunarHolDay[(iYear - START_YEAR)*12 + iMonth - 1];
   if (iDay < 15)
   {
    Day = 15 - ((Flag >> 4) & 0x0f);
   }
   else
   {
    Day = (Flag & 0x0f) + 15;
   }

   if (iDay == Day)
   {
    if (iDay > 15)
    {
     return (iMonth - 1)*2 + 1;
    }
    else
    {
     return (iMonth - 1)*2;
    }
   }
   else
   {
    return -1;
   }
  }


  ///


  /// 格式化节气序号为节气名称。
  ///

  /// 节气序号。
  /// 节气名称。
  private string FormatSolarTerm(int SolarTermIndex)
  {
   //string[] stroe = {"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"};
   if (SolarTermIndex <= this.LunarHolDayName.Length && SolarTermIndex >= 0)
    return this.LunarHolDayName[SolarTermIndex];
   return "";
  }

  #endregion

  #region 年月日

  ///


  /// 格式化阴历月份。
  ///

  /// 年份。
  /// 干支记年。
  private string FormatLunarYear(int iYear)
  {
   string strG = "甲乙丙丁戊己庚辛壬癸";
   string strZ = "子丑寅卯辰巳午未申酉戌亥";
   return strG.Substring((iYear - 4)%10, 1) + strZ.Substring((iYear - 4)%12, 1);
  }


  ///


  /// 格式化阴历年份。
  ///

  /// 年份。
  /// 生肖。
  private string FormatAnimalYear(int iYear)
  {
   string strSX = "鼠牛虎免龙蛇马羊猴鸡狗猪";
   return strSX.Substring((iYear - 4)%12, 1);
  }


  ///


  /// 格式化阴历月份。
  ///

  /// 月份。
  /// 中文月份。
  private string FormatLunarMonth(int iMonth)
  {
   string szText = "正二三四五六七八九十";
   if (iMonth <= 10) return szText.Substring(iMonth - 1, 1) + "月";
   if (iMonth == 11) return "十一月";
   if (iMonth == 12) return "十二月";
   return "";
  }


  ///


  /// 格式化阴历日子。
  ///

  /// 日子。
  /// 中文日子。
  private string FormatLunarDay(int iDay)
  {
   string szText1 = "初十廿三";
   string szText2 = "一二三四五六七八九十";
   string strDay = "";
   if (iDay != 20 && iDay != 30)
   {
    try
    {
     strDay = szText1.Substring((iDay - 1)/10, 1);
     strDay = strDay + szText2.Substring((iDay - 1)%10, 1);
    }
    catch(Exception)
    {
     
    }
   }
   else
   {
    strDay = szText1.Substring((iDay/10), 1);
    strDay = strDay + "十";
   }
   return strDay;
  }

  #endregion

  #region OutPut

  ///

阴历日期,以LunarDate(年日月)形式表示。
  public LunarDate LunarDate
  {
   get
   {
    if (this.m_LunarDate == null)
    {
     ushort iYear, iMonth, iDay;
     TimeSpan ts = m_Date - (new DateTime(START_YEAR, 1, 1));
     this.CalcLunarDate(out iYear, out iMonth, out iDay, (uint) (ts.Days));
     this.m_LunarDate = new LunarDate(iYear, iMonth, iDay);
    }
    return this.m_LunarDate;
   }
  }


  ///

阴历干支记年。
  public string LunarYear
  {
   get
   {
    if (m_LunarYear == "")
     this.m_LunarYear = this.FormatLunarYear(this.LunarDate.Year);
    return this.m_LunarYear;
   }
  }


  ///

阴历生肖。
  public string Animal
  {
   get
   {
    if (m_Animal == "")
     this.m_Animal = this.FormatAnimalYear(this.LunarDate.Year);
    return this.m_Animal;
   }
  }


  ///

格式化后的阴历月份。
  public string LunarMonth
  {
   get
   {
    if (this.m_LunarMonth == "")
     this.m_LunarMonth = this.FormatLunarMonth(ushort.Parse(this.LunarDate.Month.ToString()));
    return this.m_LunarMonth;
   }
  }


  ///

格式化后的阴历日子。
  public string LunarDay
  {
   get
   {
    if (this.m_LunarDay == "")
     this.m_LunarDay = this.FormatLunarDay(ushort.Parse(this.LunarDate.Day.ToString()));
    return this.m_LunarDay;
   }
  }


  ///

格式化后的阴历节气。
  public string SolarTerm
  {
   get
   {
    if (this.m_SolarTerm == "")
     this.m_SolarTerm = this.FormatSolarTerm(this.GetSolarTermIndex());
    return this.m_SolarTerm;
   }
  }


  ///

格式化后的星座。
  public string Constellation
  {
   get
   {
    if (this.m_Constellation == "")
     this.m_Constellation = this.FormatConstellation(this.GetConstellationIndex());
    return this.m_Constellation;
   }
  }

  #endregion
 }

 public class LunarDate
 {
  private int _y,_m,_d;
  private string lunardate = "";
  private string lunarmonth = "",lunarday = "",lunaryear = "";
  private string solarterm = "",animal = "";


  public LunarDate(DateTime dt)
  {
   LunarDateClass ldc = new LunarDateClass(dt) ;
   this.lunarday = ldc.LunarDay;
   this.lunarmonth = ldc.LunarMonth;
   this.lunaryear = ldc.LunarYear;
   this.solarterm = ldc.SolarTerm;
   this.animal = ldc.Animal;
   this.lunardate = this.lunaryear +"("+ this.animal +")年"+ this.lunarmonth + this.lunarday + (this.solarterm==""?"":" "+this.solarterm);
   this._y = ldc.LunarDate.Year;
   this._m = ldc.LunarDate.Month;
   this._d = ldc.LunarDate.Day;
  }
  public LunarDate(int y, int m, int d)
  {
   this._y = y;
   this._m = m;
   this._d = d;
  }

  public int Year
  {
   get{return this._y;}
  }


  public int Month
  {
   get{return this._m;}
  }


  public int Day
  {
   get{return this._d;}
  }


  public string LunarDay
  {
   get
   {
    return this.lunarday;
   }
  }


  public string LunarMonth
  {
   get
   {
    return this.lunarmonth;
   }
  }


  public string LunarYear
  {
   get
   {
    return this.lunaryear;
   }
  }


  public string SolarTerm
  {
   get
   {
    return this.solarterm;
   }
  }


  public string Animal
  {
   get
   {
    return this.animal;
   }
  }


  public new string ToString()
  {
   return this.lunardate;
  }
  
 }


 #endregion

}

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