using System;
namespace CNCalendar
{
public class CNDate
{
private const ushort START_YEAR = 1901;
private const ushort END_YEAR = 2050;
private string[] ConstellationName =
{
"白羊座", "金牛座", "雙子座",
"巨蟹座", "獅子座", "處女座",
"天秤座", "天蠍座", "射手座",
"摩羯座", "水瓶座", "雙魚座"};
private string[] LunarHolDayName =
{
"小寒", "大寒", "立春", "雨水",
"驚蟄", "春分", "清明", "谷雨",
"立夏", "小滿", "芒種", "夏至",
"小暑", "大暑", "立秋", "處暑",
"白露", "秋分", "寒露", "霜降",
"立冬", "小雪", "大雪", "冬至"};
//數組gLunarDay存入陰歷1901年到2100年每年中的月天數信息，
//陰歷每月只能是29或30天，一年用12（或13）個二進制位表示，對應位為1表30天，否則為29天
private int[] gLunarMonthDay = {
//測試數據只有1901.1.1 --2050.12.31
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
//數組gLanarMonth存放陰歷1901年到2050年閏月的月份，如沒有則為0，每字節存兩年
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
//數組gLanarHoliDay存放每年的二十四節氣對應的陽歷日期
//每年的二十四節氣對應的陽歷日期幾乎固定，平均分布於十二個月中
// 1月 2月 3月 4月 5月 6月
//小寒 大寒 立春 雨水 驚蟄 春分 清明 谷雨 立夏 小滿 芒種 夏至
// 7月 8月 9月 10月 11月 12月
//小暑 大暑 立秋 處暑 白露 秋分 寒露 霜降 立冬 小雪 大雪 冬至
//*********************************************************************************
// 節氣無任何確定規律,所以只好存表,要節省空間,所以....
//**********************************************************************************}
//數據格式說明:
//如1901年的節氣為
// 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
//上面第一行數據為每月節氣對應日期,15減去每月第一個節氣,每月第二個節氣減去15得第二行
// 這樣每月兩個節氣對應數據都小於16,每月用一個字節存放,高位存放第一個節氣數據,低位存放
//第二個節氣的數據,可得下表
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
private DateTime m_Date;
public DateTime Date
{
get{ return m_Date;}
set{ m_Date = value;}
}
public CNDate()
{
Date = DateTime.Today;
}
public CNDate(DateTime dt)
{
Date = dt.Date;
}
//計算指定日期的星座序號
public int GetConstellation()
{
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;};
}
//計算指定日期的星座名稱
public string GetConstellationName()
{
int Constellation;
Constellation = GetConstellation();
if ((Constellation >= 0) && (Constellation <= 11))
{ return ConstellationName[Constellation];}
else
{ return "";};
}
//計算公歷當天對應的節氣 0-23，-1表示不是節氣
public int l_GetLunarHolDay()
{
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;};
}
public string FormatMonth(ushort iMonth, bool bLunar)
{
string szText = "正二三四五六七八九十";
string strMonth;
if ((!bLunar) && (iMonth == 1))
{ return "一月";}
if (iMonth <= 10)
{
strMonth = "";
strMonth = strMonth + szText.Substring(iMonth - 1, 1);
strMonth = strMonth + "月";
return strMonth;
}
if (iMonth == 11)
{ strMonth = "十一";}
else
{ strMonth = "十二";}
return strMonth + "月";
}
public string FormatLunarDay(ushort 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))
{
strDay = szText1.Substring((iDay - 1) / 10, 1);
strDay = strDay + szText2.Substring((iDay - 1) % 10, 1);
}
else
{
strDay = szText1.Substring((iDay / 10) * 2 + 1, 2);
strDay = strDay + "十";
}
return strDay;
}
public string GetLunarHolDay()
{
ushort iYear, iMonth, iDay;
int i;
TimeSpan ts;
iYear = (ushort)(m_Date.Year);
if ((iYear < START_YEAR) || (iYear > END_YEAR))
{ return "";};
i = l_GetLunarHolDay();
if ((i >= 0) && (i <= 23))
{ return LunarHolDayName[i];}
else
{
ts = m_Date - (new DateTime(START_YEAR, 1, 1));
l_CalcLunarDate(out iYear, out iMonth, out iDay, (uint)(ts.Days));
return FormatMonth(iMonth, true) + FormatLunarDay(iDay);
}
}
//返回陰歷iLunarYear年的閏月月份，如沒有返回0 1901年1月---2050年12月
public 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;}
}
//返回陰歷iLunarYer年陰歷iLunarMonth月的天數，如果iLunarMonth為閏月，
//高字為第二個iLunarMonth月的天數，否則高字為0 1901年1月---2050年12月
public uint LunarMonthDays(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)((uint)(Low)|(uint)(Height)<<16); //合成為uint
}
//返回陰歷iLunarYear年的總天數 1901年1月---2050年12月
public int LunarYearDays(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 = LunarMonthDays(iLunarYear, i);
Days = Days + ((ushort)(tmp>>16) & 0xFFFF); //取高位
Days = Days + (ushort)(tmp); //取低位
}
return Days;
}
//計算從1901年1月1日過iSpanDays天後的陰歷日期
public void l_CalcLunarDate(out ushort iYear, out ushort iMonth, out ushort iDay, uint iSpanDays)
{
uint tmp;
//陽歷1901年2月19日為陰歷1901年正月初一
//陽歷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;
}
//下面從陰歷1901年正月初一算起
iSpanDays = iSpanDays - 49;
iYear = START_YEAR;
iMonth = 1;
iDay = 1;
//計算年
tmp = (uint)LunarYearDays(iYear);
while (iSpanDays >= tmp)
{
iSpanDays = iSpanDays - tmp;
iYear++;
tmp = (uint)LunarYearDays(iYear);
}
//計算月
tmp = LunarMonthDays(iYear, iMonth); //取低位
while (iSpanDays >= tmp)
{
iSpanDays = iSpanDays - tmp;
if (iMonth == GetLeapMonth(iYear))
{
tmp = (LunarMonthDays(iYear, iMonth)>>16)&0xFFFF; //取高位
if (iSpanDays < tmp)
{break;}
iSpanDays = iSpanDays - tmp;
}
iMonth++;
tmp = LunarMonthDays(iYear,iMonth); //取低位
}
//計算日
iDay = (ushort)(iDay + iSpanDays);
}
//把iYear年格式化成天干記年法表示的字符串
public string FormatLunarYear()
{
string strYear;
string szText1 = "甲乙丙丁戊己庚辛壬癸";
string szText2 = "子丑寅卯辰巳午未申酉戌亥";
string szText3 = "鼠牛虎免龍蛇馬羊猴雞狗豬";
ushort iYear;
iYear = (ushort)(m_Date.Year);
strYear = szText1.Substring((iYear - 4) % 10, 1);
strYear = strYear + szText2.Substring((iYear - 4) % 12, 1);
strYear = strYear + " ";
strYear = strYear + szText3.Substring((iYear - 4) % 12, 1);
strYear = strYear + "年";
return strYear;
}
} //class CNDate
public class Test
{
static void Main(string[] args)
{
CNDate dt = new CNDate(DateTime.Today);
Console.WriteLine("今天是：" + dt.Date.ToString() + dt.GetConstellationName());
Console.WriteLine(dt.l_GetLunarHolDay());
Console.WriteLine(dt.GetLunarHolDay());
Console.WriteLine("閏月" + dt.GetLeapMonth(UInt16.Parse(args[0])));
Console.WriteLine("2月的天數" + dt.LunarMonthDays(UInt16.Parse(args[0]), UInt16.Parse(args[1])));
Console.WriteLine("天數" + dt.LunarYearDays(UInt16.Parse(args[0])));
Console.WriteLine("" + dt.FormatLunarYear());
dt.Date = DateTime.Today.AddDays(1);
Console.WriteLine("明天是：" + dt.Date.ToString() + dt.GetConstellationName());
}
} //class Test
}
