/src/icu/icu4c/source/i18n/coptccal.cpp
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1 | | // © 2016 and later: Unicode, Inc. and others. |
2 | | // License & terms of use: http://www.unicode.org/copyright.html |
3 | | /* |
4 | | ******************************************************************************* |
5 | | * Copyright (C) 2003 - 2013, International Business Machines Corporation and |
6 | | * others. All Rights Reserved. |
7 | | ******************************************************************************* |
8 | | */ |
9 | | |
10 | | #include "unicode/utypes.h" |
11 | | |
12 | | #if !UCONFIG_NO_FORMATTING |
13 | | |
14 | | #include "gregoimp.h" |
15 | | #include "umutex.h" |
16 | | #include "coptccal.h" |
17 | | #include "cecal.h" |
18 | | #include <float.h> |
19 | | |
20 | | U_NAMESPACE_BEGIN |
21 | | |
22 | | UOBJECT_DEFINE_RTTI_IMPLEMENTATION(CopticCalendar) |
23 | | |
24 | | static const int32_t COPTIC_JD_EPOCH_OFFSET = 1824665; |
25 | | |
26 | | //------------------------------------------------------------------------- |
27 | | // Constructors... |
28 | | //------------------------------------------------------------------------- |
29 | | |
30 | | CopticCalendar::CopticCalendar(const Locale& aLocale, UErrorCode& success) |
31 | 0 | : CECalendar(aLocale, success) |
32 | 0 | { |
33 | 0 | } |
34 | | |
35 | | CopticCalendar::CopticCalendar (const CopticCalendar& other) |
36 | 0 | : CECalendar(other) |
37 | 0 | { |
38 | 0 | } |
39 | | |
40 | | CopticCalendar::~CopticCalendar() |
41 | 0 | { |
42 | 0 | } |
43 | | |
44 | | CopticCalendar* |
45 | | CopticCalendar::clone() const |
46 | 0 | { |
47 | 0 | return new CopticCalendar(*this); |
48 | 0 | } |
49 | | |
50 | | const char* |
51 | | CopticCalendar::getType() const |
52 | 0 | { |
53 | 0 | return "coptic"; |
54 | 0 | } |
55 | | |
56 | | //------------------------------------------------------------------------- |
57 | | // Calendar framework |
58 | | //------------------------------------------------------------------------- |
59 | | |
60 | | int32_t |
61 | | CopticCalendar::handleGetExtendedYear(UErrorCode& status) |
62 | 0 | { |
63 | 0 | if (U_FAILURE(status)) { |
64 | 0 | return 0; |
65 | 0 | } |
66 | 0 | if (newerField(UCAL_EXTENDED_YEAR, UCAL_YEAR) == UCAL_EXTENDED_YEAR) { |
67 | 0 | return internalGet(UCAL_EXTENDED_YEAR, 1); // Default to year 1 |
68 | 0 | } |
69 | | // The year defaults to the epoch start, the era to CE |
70 | 0 | int32_t era = internalGet(UCAL_ERA, CE); |
71 | 0 | if (era == BCE) { |
72 | 0 | return 1 - internalGet(UCAL_YEAR, 1); // Convert to extended year |
73 | 0 | } |
74 | 0 | if (era == CE){ |
75 | 0 | return internalGet(UCAL_YEAR, 1); // Default to year 1 |
76 | 0 | } |
77 | 0 | status = U_ILLEGAL_ARGUMENT_ERROR; |
78 | 0 | return 0; |
79 | 0 | } |
80 | | |
81 | | IMPL_SYSTEM_DEFAULT_CENTURY(CopticCalendar, "@calendar=coptic") |
82 | | |
83 | | int32_t |
84 | | CopticCalendar::getJDEpochOffset() const |
85 | 0 | { |
86 | 0 | return COPTIC_JD_EPOCH_OFFSET; |
87 | 0 | } |
88 | | |
89 | 0 | int32_t CopticCalendar::extendedYearToEra(int32_t extendedYear) const { |
90 | 0 | return extendedYear <= 0 ? BCE : CE; |
91 | 0 | } |
92 | | |
93 | 0 | int32_t CopticCalendar::extendedYearToYear(int32_t extendedYear) const { |
94 | 0 | return extendedYear <= 0 ? 1 - extendedYear : extendedYear; |
95 | 0 | } |
96 | | |
97 | 0 | bool CopticCalendar::isEra0CountingBackward() const { |
98 | 0 | return true; |
99 | 0 | } |
100 | | |
101 | | int32_t |
102 | 0 | CopticCalendar::getRelatedYearDifference() const { |
103 | 0 | constexpr int32_t kCopticCalendarRelatedYearDifference = 284; |
104 | 0 | return kCopticCalendarRelatedYearDifference; |
105 | 0 | } |
106 | | |
107 | | |
108 | | U_NAMESPACE_END |
109 | | |
110 | | #endif /* #if !UCONFIG_NO_FORMATTING */ |
111 | | //eof |