3 // Copyright (c) Microsoft Corporation. All rights reserved.
6 namespace System.Globalization {
8 using System.Diagnostics.Contracts;
10 ////////////////////////////////////////////////////////////////////////////
12 // Notes about TaiwanLunisolarCalendar
14 ////////////////////////////////////////////////////////////////////////////
16 ** Calendar support range:
17 ** Calendar Minimum Maximum
18 ** ========== ========== ==========
19 ** Gregorian 1912/02/18 2051/02/10
20 ** TaiwanLunisolar 1912/01/01 2050/13/29
24 public class TaiwanLunisolarCalendar : EastAsianLunisolarCalendar {
27 // Gregorian Year = Era Year + yearOffset
28 // When Gregorian Year 1912 is year 1, so that
29 // 1912 = 1 + yearOffset
30 // So yearOffset = 1911
31 //m_EraInfo[0] = new EraInfo(1, new DateTime(1912, 1, 1).Ticks, 1911, 1, GregorianCalendar.MaxYear - 1911);
33 // Initialize our era info.
34 static internal EraInfo[] taiwanLunisolarEraInfo = new EraInfo[] {
35 new EraInfo( 1, 1912, 1, 1, 1911, 1, GregorianCalendar.MaxYear - 1911) // era #, start year/month/day, yearOffset, minEraYear
38 internal GregorianCalendarHelper helper;
40 internal const int MIN_LUNISOLAR_YEAR = 1912;
41 internal const int MAX_LUNISOLAR_YEAR = 2050;
43 internal const int MIN_GREGORIAN_YEAR = 1912;
44 internal const int MIN_GREGORIAN_MONTH = 2;
45 internal const int MIN_GREGORIAN_DAY = 18;
47 internal const int MAX_GREGORIAN_YEAR = 2051;
48 internal const int MAX_GREGORIAN_MONTH = 2;
49 internal const int MAX_GREGORIAN_DAY = 10;
51 internal static DateTime minDate = new DateTime(MIN_GREGORIAN_YEAR, MIN_GREGORIAN_MONTH, MIN_GREGORIAN_DAY);
52 internal static DateTime maxDate = new DateTime((new DateTime(MAX_GREGORIAN_YEAR, MAX_GREGORIAN_MONTH, MAX_GREGORIAN_DAY, 23, 59, 59, 999)).Ticks + 9999);
54 public override DateTime MinSupportedDateTime {
63 public override DateTime MaxSupportedDateTime {
70 protected override int DaysInYearBeforeMinSupportedYear
74 // 1911 from ChineseLunisolarCalendar
79 static readonly int [,] yinfo =
81 /*Y LM Lmon Lday DaysPerMonth D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 #Days
82 1912 */{ 0 , 2 , 18 , 42192 },/* 30 29 30 29 29 30 29 29 30 30 29 30 0 354
83 1913 */{ 0 , 2 , 6 , 53840 },/* 30 30 29 30 29 29 30 29 29 30 29 30 0 354
84 1914 */{ 5 , 1 , 26 , 54568 },/* 30 30 29 30 29 30 29 30 29 29 30 29 30 384
85 1915 */{ 0 , 2 , 14 , 46400 },/* 30 29 30 30 29 30 29 30 29 30 29 29 0 354
86 1916 */{ 0 , 2 , 3 , 54944 },/* 30 30 29 30 29 30 30 29 30 29 30 29 0 355
87 1917 */{ 2 , 1 , 23 , 38608 },/* 30 29 29 30 29 30 30 29 30 30 29 30 29 384
88 1918 */{ 0 , 2 , 11 , 38320 },/* 30 29 29 30 29 30 29 30 30 29 30 30 0 355
89 1919 */{ 7 , 2 , 1 , 18872 },/* 29 30 29 29 30 29 29 30 30 29 30 30 30 384
90 1920 */{ 0 , 2 , 20 , 18800 },/* 29 30 29 29 30 29 29 30 29 30 30 30 0 354
91 1921 */{ 0 , 2 , 8 , 42160 },/* 30 29 30 29 29 30 29 29 30 29 30 30 0 354
92 1922 */{ 5 , 1 , 28 , 45656 },/* 30 29 30 30 29 29 30 29 29 30 29 30 30 384
93 1923 */{ 0 , 2 , 16 , 27216 },/* 29 30 30 29 30 29 30 29 29 30 29 30 0 354
94 1924 */{ 0 , 2 , 5 , 27968 },/* 29 30 30 29 30 30 29 30 29 30 29 29 0 354
95 1925 */{ 4 , 1 , 24 , 44456 },/* 30 29 30 29 30 30 29 30 30 29 30 29 30 385
96 1926 */{ 0 , 2 , 13 , 11104 },/* 29 29 30 29 30 29 30 30 29 30 30 29 0 354
97 1927 */{ 0 , 2 , 2 , 38256 },/* 30 29 29 30 29 30 29 30 29 30 30 30 0 355
98 1928 */{ 2 , 1 , 23 , 18808 },/* 29 30 29 29 30 29 29 30 29 30 30 30 30 384
99 1929 */{ 0 , 2 , 10 , 18800 },/* 29 30 29 29 30 29 29 30 29 30 30 30 0 354
100 1930 */{ 6 , 1 , 30 , 25776 },/* 29 30 30 29 29 30 29 29 30 29 30 30 29 383
101 1931 */{ 0 , 2 , 17 , 54432 },/* 30 30 29 30 29 30 29 29 30 29 30 29 0 354
102 1932 */{ 0 , 2 , 6 , 59984 },/* 30 30 30 29 30 29 30 29 29 30 29 30 0 355
103 1933 */{ 5 , 1 , 26 , 27976 },/* 29 30 30 29 30 30 29 30 29 30 29 29 30 384
104 1934 */{ 0 , 2 , 14 , 23248 },/* 29 30 29 30 30 29 30 29 30 30 29 30 0 355
105 1935 */{ 0 , 2 , 4 , 11104 },/* 29 29 30 29 30 29 30 30 29 30 30 29 0 354
106 1936 */{ 3 , 1 , 24 , 37744 },/* 30 29 29 30 29 29 30 30 29 30 30 30 29 384
107 1937 */{ 0 , 2 , 11 , 37600 },/* 30 29 29 30 29 29 30 29 30 30 30 29 0 354
108 1938 */{ 7 , 1 , 31 , 51560 },/* 30 30 29 29 30 29 29 30 29 30 30 29 30 384
109 1939 */{ 0 , 2 , 19 , 51536 },/* 30 30 29 29 30 29 29 30 29 30 29 30 0 354
110 1940 */{ 0 , 2 , 8 , 54432 },/* 30 30 29 30 29 30 29 29 30 29 30 29 0 354
111 1941 */{ 6 , 1 , 27 , 55888 },/* 30 30 29 30 30 29 30 29 29 30 29 30 29 384
112 1942 */{ 0 , 2 , 15 , 46416 },/* 30 29 30 30 29 30 29 30 29 30 29 30 0 355
113 1943 */{ 0 , 2 , 5 , 22176 },/* 29 30 29 30 29 30 30 29 30 29 30 29 0 354
114 1944 */{ 4 , 1 , 25 , 43736 },/* 30 29 30 29 30 29 30 29 30 30 29 30 30 385
115 1945 */{ 0 , 2 , 13 , 9680 },/* 29 29 30 29 29 30 29 30 30 30 29 30 0 354
116 1946 */{ 0 , 2 , 2 , 37584 },/* 30 29 29 30 29 29 30 29 30 30 29 30 0 354
117 1947 */{ 2 , 1 , 22 , 51544 },/* 30 30 29 29 30 29 29 30 29 30 29 30 30 384
118 1948 */{ 0 , 2 , 10 , 43344 },/* 30 29 30 29 30 29 29 30 29 30 29 30 0 354
119 1949 */{ 7 , 1 , 29 , 46248 },/* 30 29 30 30 29 30 29 29 30 29 30 29 30 384
120 1950 */{ 0 , 2 , 17 , 27808 },/* 29 30 30 29 30 30 29 29 30 29 30 29 0 354
121 1951 */{ 0 , 2 , 6 , 46416 },/* 30 29 30 30 29 30 29 30 29 30 29 30 0 355
122 1952 */{ 5 , 1 , 27 , 21928 },/* 29 30 29 30 29 30 29 30 30 29 30 29 30 384
123 1953 */{ 0 , 2 , 14 , 19872 },/* 29 30 29 29 30 30 29 30 30 29 30 29 0 354
124 1954 */{ 0 , 2 , 3 , 42416 },/* 30 29 30 29 29 30 29 30 30 29 30 30 0 355
125 1955 */{ 3 , 1 , 24 , 21176 },/* 29 30 29 30 29 29 30 29 30 29 30 30 30 384
126 1956 */{ 0 , 2 , 12 , 21168 },/* 29 30 29 30 29 29 30 29 30 29 30 30 0 354
127 1957 */{ 8 , 1 , 31 , 43344 },/* 30 29 30 29 30 29 29 30 29 30 29 30 29 383
128 1958 */{ 0 , 2 , 18 , 59728 },/* 30 30 30 29 30 29 29 30 29 30 29 30 0 355
129 1959 */{ 0 , 2 , 8 , 27296 },/* 29 30 30 29 30 29 30 29 30 29 30 29 0 354
130 1960 */{ 6 , 1 , 28 , 44368 },/* 30 29 30 29 30 30 29 30 29 30 29 30 29 384
131 1961 */{ 0 , 2 , 15 , 43856 },/* 30 29 30 29 30 29 30 30 29 30 29 30 0 355
132 1962 */{ 0 , 2 , 5 , 19296 },/* 29 30 29 29 30 29 30 30 29 30 30 29 0 354
133 1963 */{ 4 , 1 , 25 , 42352 },/* 30 29 30 29 29 30 29 30 29 30 30 30 29 384
134 1964 */{ 0 , 2 , 13 , 42352 },/* 30 29 30 29 29 30 29 30 29 30 30 30 0 355
135 1965 */{ 0 , 2 , 2 , 21088 },/* 29 30 29 30 29 29 30 29 29 30 30 29 0 353
136 1966 */{ 3 , 1 , 21 , 59696 },/* 30 30 30 29 30 29 29 30 29 29 30 30 29 384
137 1967 */{ 0 , 2 , 9 , 55632 },/* 30 30 29 30 30 29 29 30 29 30 29 30 0 355
138 1968 */{ 7 , 1 , 30 , 23208 },/* 29 30 29 30 30 29 30 29 30 29 30 29 30 384
139 1969 */{ 0 , 2 , 17 , 22176 },/* 29 30 29 30 29 30 30 29 30 29 30 29 0 354
140 1970 */{ 0 , 2 , 6 , 38608 },/* 30 29 29 30 29 30 30 29 30 30 29 30 0 355
141 1971 */{ 5 , 1 , 27 , 19176 },/* 29 30 29 29 30 29 30 29 30 30 30 29 30 384
142 1972 */{ 0 , 2 , 15 , 19152 },/* 29 30 29 29 30 29 30 29 30 30 29 30 0 354
143 1973 */{ 0 , 2 , 3 , 42192 },/* 30 29 30 29 29 30 29 29 30 30 29 30 0 354
144 1974 */{ 4 , 1 , 23 , 53864 },/* 30 30 29 30 29 29 30 29 29 30 30 29 30 384
145 1975 */{ 0 , 2 , 11 , 53840 },/* 30 30 29 30 29 29 30 29 29 30 29 30 0 354
146 1976 */{ 8 , 1 , 31 , 54568 },/* 30 30 29 30 29 30 29 30 29 29 30 29 30 384
147 1977 */{ 0 , 2 , 18 , 46400 },/* 30 29 30 30 29 30 29 30 29 30 29 29 0 354
148 1978 */{ 0 , 2 , 7 , 46752 },/* 30 29 30 30 29 30 30 29 30 29 30 29 0 355
149 1979 */{ 6 , 1 , 28 , 38608 },/* 30 29 29 30 29 30 30 29 30 30 29 30 29 384
150 1980 */{ 0 , 2 , 16 , 38320 },/* 30 29 29 30 29 30 29 30 30 29 30 30 0 355
151 1981 */{ 0 , 2 , 5 , 18864 },/* 29 30 29 29 30 29 29 30 30 29 30 30 0 354
152 1982 */{ 4 , 1 , 25 , 42168 },/* 30 29 30 29 29 30 29 29 30 29 30 30 30 384
153 1983 */{ 0 , 2 , 13 , 42160 },/* 30 29 30 29 29 30 29 29 30 29 30 30 0 354
154 1984 */{ 10 , 2 , 2 , 45656 },/* 30 29 30 30 29 29 30 29 29 30 29 30 30 384
155 1985 */{ 0 , 2 , 20 , 27216 },/* 29 30 30 29 30 29 30 29 29 30 29 30 0 354
156 1986 */{ 0 , 2 , 9 , 27968 },/* 29 30 30 29 30 30 29 30 29 30 29 29 0 354
157 1987 */{ 6 , 1 , 29 , 44448 },/* 30 29 30 29 30 30 29 30 30 29 30 29 29 384
158 1988 */{ 0 , 2 , 17 , 43872 },/* 30 29 30 29 30 29 30 30 29 30 30 29 0 355
159 1989 */{ 0 , 2 , 6 , 38256 },/* 30 29 29 30 29 30 29 30 29 30 30 30 0 355
160 1990 */{ 5 , 1 , 27 , 18808 },/* 29 30 29 29 30 29 29 30 29 30 30 30 30 384
161 1991 */{ 0 , 2 , 15 , 18800 },/* 29 30 29 29 30 29 29 30 29 30 30 30 0 354
162 1992 */{ 0 , 2 , 4 , 25776 },/* 29 30 30 29 29 30 29 29 30 29 30 30 0 354
163 1993 */{ 3 , 1 , 23 , 27216 },/* 29 30 30 29 30 29 30 29 29 30 29 30 29 383
164 1994 */{ 0 , 2 , 10 , 59984 },/* 30 30 30 29 30 29 30 29 29 30 29 30 0 355
165 1995 */{ 8 , 1 , 31 , 27432 },/* 29 30 30 29 30 29 30 30 29 29 30 29 30 384
166 1996 */{ 0 , 2 , 19 , 23232 },/* 29 30 29 30 30 29 30 29 30 30 29 29 0 354
167 1997 */{ 0 , 2 , 7 , 43872 },/* 30 29 30 29 30 29 30 30 29 30 30 29 0 355
168 1998 */{ 5 , 1 , 28 , 37736 },/* 30 29 29 30 29 29 30 30 29 30 30 29 30 384
169 1999 */{ 0 , 2 , 16 , 37600 },/* 30 29 29 30 29 29 30 29 30 30 30 29 0 354
170 2000 */{ 0 , 2 , 5 , 51552 },/* 30 30 29 29 30 29 29 30 29 30 30 29 0 354
171 2001 */{ 4 , 1 , 24 , 54440 },/* 30 30 29 30 29 30 29 29 30 29 30 29 30 384
172 2002 */{ 0 , 2 , 12 , 54432 },/* 30 30 29 30 29 30 29 29 30 29 30 29 0 354
173 2003 */{ 0 , 2 , 1 , 55888 },/* 30 30 29 30 30 29 30 29 29 30 29 30 0 355
174 2004 */{ 2 , 1 , 22 , 23208 },/* 29 30 29 30 30 29 30 29 30 29 30 29 30 384
175 2005 */{ 0 , 2 , 9 , 22176 },/* 29 30 29 30 29 30 30 29 30 29 30 29 0 354
176 2006 */{ 7 , 1 , 29 , 43736 },/* 30 29 30 29 30 29 30 29 30 30 29 30 30 385
177 2007 */{ 0 , 2 , 18 , 9680 },/* 29 29 30 29 29 30 29 30 30 30 29 30 0 354
178 2008 */{ 0 , 2 , 7 , 37584 },/* 30 29 29 30 29 29 30 29 30 30 29 30 0 354
179 2009 */{ 5 , 1 , 26 , 51544 },/* 30 30 29 29 30 29 29 30 29 30 29 30 30 384
180 2010 */{ 0 , 2 , 14 , 43344 },/* 30 29 30 29 30 29 29 30 29 30 29 30 0 354
181 2011 */{ 0 , 2 , 3 , 46240 },/* 30 29 30 30 29 30 29 29 30 29 30 29 0 354
182 2012 */{ 4 , 1 , 23 , 46416 },/* 30 29 30 30 29 30 29 30 29 30 29 30 29 384
183 2013 */{ 0 , 2 , 10 , 44368 },/* 30 29 30 29 30 30 29 30 29 30 29 30 0 355
184 2014 */{ 9 , 1 , 31 , 21928 },/* 29 30 29 30 29 30 29 30 30 29 30 29 30 384
185 2015 */{ 0 , 2 , 19 , 19360 },/* 29 30 29 29 30 29 30 30 30 29 30 29 0 354
186 2016 */{ 0 , 2 , 8 , 42416 },/* 30 29 30 29 29 30 29 30 30 29 30 30 0 355
187 2017 */{ 6 , 1 , 28 , 21176 },/* 29 30 29 30 29 29 30 29 30 29 30 30 30 384
188 2018 */{ 0 , 2 , 16 , 21168 },/* 29 30 29 30 29 29 30 29 30 29 30 30 0 354
189 2019 */{ 0 , 2 , 5 , 43312 },/* 30 29 30 29 30 29 29 30 29 29 30 30 0 354
190 2020 */{ 4 , 1 , 25 , 29864 },/* 29 30 30 30 29 30 29 29 30 29 30 29 30 384
191 2021 */{ 0 , 2 , 12 , 27296 },/* 29 30 30 29 30 29 30 29 30 29 30 29 0 354
192 2022 */{ 0 , 2 , 1 , 44368 },/* 30 29 30 29 30 30 29 30 29 30 29 30 0 355
193 2023 */{ 2 , 1 , 22 , 19880 },/* 29 30 29 29 30 30 29 30 30 29 30 29 30 384
194 2024 */{ 0 , 2 , 10 , 19296 },/* 29 30 29 29 30 29 30 30 29 30 30 29 0 354
195 2025 */{ 6 , 1 , 29 , 42352 },/* 30 29 30 29 29 30 29 30 29 30 30 30 29 384
196 2026 */{ 0 , 2 , 17 , 42208 },/* 30 29 30 29 29 30 29 29 30 30 30 29 0 354
197 2027 */{ 0 , 2 , 6 , 53856 },/* 30 30 29 30 29 29 30 29 29 30 30 29 0 354
198 2028 */{ 5 , 1 , 26 , 59696 },/* 30 30 30 29 30 29 29 30 29 29 30 30 29 384
199 2029 */{ 0 , 2 , 13 , 54576 },/* 30 30 29 30 29 30 29 30 29 29 30 30 0 355
200 2030 */{ 0 , 2 , 3 , 23200 },/* 29 30 29 30 30 29 30 29 30 29 30 29 0 354
201 2031 */{ 3 , 1 , 23 , 27472 },/* 29 30 30 29 30 29 30 30 29 30 29 30 29 384
202 2032 */{ 0 , 2 , 11 , 38608 },/* 30 29 29 30 29 30 30 29 30 30 29 30 0 355
203 2033 */{ 11 , 1 , 31 , 19176 },/* 29 30 29 29 30 29 30 29 30 30 30 29 30 384
204 2034 */{ 0 , 2 , 19 , 19152 },/* 29 30 29 29 30 29 30 29 30 30 29 30 0 354
205 2035 */{ 0 , 2 , 8 , 42192 },/* 30 29 30 29 29 30 29 29 30 30 29 30 0 354
206 2036 */{ 6 , 1 , 28 , 53848 },/* 30 30 29 30 29 29 30 29 29 30 29 30 30 384
207 2037 */{ 0 , 2 , 15 , 53840 },/* 30 30 29 30 29 29 30 29 29 30 29 30 0 354
208 2038 */{ 0 , 2 , 4 , 54560 },/* 30 30 29 30 29 30 29 30 29 29 30 29 0 354
209 2039 */{ 5 , 1 , 24 , 55968 },/* 30 30 29 30 30 29 30 29 30 29 30 29 29 384
210 2040 */{ 0 , 2 , 12 , 46496 },/* 30 29 30 30 29 30 29 30 30 29 30 29 0 355
211 2041 */{ 0 , 2 , 1 , 22224 },/* 29 30 29 30 29 30 30 29 30 30 29 30 0 355
212 2042 */{ 2 , 1 , 22 , 19160 },/* 29 30 29 29 30 29 30 29 30 30 29 30 30 384
213 2043 */{ 0 , 2 , 10 , 18864 },/* 29 30 29 29 30 29 29 30 30 29 30 30 0 354
214 2044 */{ 7 , 1 , 30 , 42168 },/* 30 29 30 29 29 30 29 29 30 29 30 30 30 384
215 2045 */{ 0 , 2 , 17 , 42160 },/* 30 29 30 29 29 30 29 29 30 29 30 30 0 354
216 2046 */{ 0 , 2 , 6 , 43600 },/* 30 29 30 29 30 29 30 29 29 30 29 30 0 354
217 2047 */{ 5 , 1 , 26 , 46376 },/* 30 29 30 30 29 30 29 30 29 29 30 29 30 384
218 2048 */{ 0 , 2 , 14 , 27936 },/* 29 30 30 29 30 30 29 30 29 29 30 29 0 354
219 2049 */{ 0 , 2 , 2 , 44448 },/* 30 29 30 29 30 30 29 30 30 29 30 29 0 355
220 2050 */{ 3 , 1 , 23 , 21936 },/* 29 30 29 30 29 30 29 30 30 29 30 30 29 384
224 internal override int MinCalendarYear {
227 return (MIN_LUNISOLAR_YEAR);
231 internal override int MaxCalendarYear {
234 return (MAX_LUNISOLAR_YEAR);
238 internal override DateTime MinDate {
245 internal override DateTime MaxDate {
252 internal override EraInfo[] CalEraInfo {
255 return (taiwanLunisolarEraInfo);
259 internal override int GetYearInfo(int LunarYear, int Index) {
260 if ((LunarYear < MIN_LUNISOLAR_YEAR) || (LunarYear > MAX_LUNISOLAR_YEAR)) {
261 throw new ArgumentOutOfRangeException(
264 CultureInfo.CurrentCulture,
265 Environment.GetResourceString("ArgumentOutOfRange_Range"),
267 MAX_LUNISOLAR_YEAR ));
269 Contract.EndContractBlock();
271 return yinfo[LunarYear - MIN_LUNISOLAR_YEAR, Index];
274 internal override int GetYear(int year, DateTime time) {
275 return helper.GetYear(year, time);
278 internal override int GetGregorianYear(int year, int era) {
279 return helper.GetGregorianYear(year, era);
282 /*=================================GetDefaultInstance==========================
283 **Action: Internal method to provide a default intance of TaiwanLunisolarCalendar. Used by NLS+ implementation
284 ** and other calendars.
288 ============================================================================*/
290 internal static Calendar GetDefaultInstance()
292 if (m_defaultInstance == null) {
293 m_defaultInstance = new TaiwanLunisolarCalendar();
295 return (m_defaultInstance);
299 // Construct an instance of TaiwanLunisolar calendar.
301 public TaiwanLunisolarCalendar() {
302 helper = new GregorianCalendarHelper(this, taiwanLunisolarEraInfo);
307 public override int GetEra(DateTime time) {
308 return (helper.GetEra(time));
311 internal override int BaseCalendarID {
317 internal override int ID {
319 return (CAL_TAIWANLUNISOLAR);
325 public override int[] Eras {
327 return (helper.Eras);