31 #if U_SHOW_CPLUSPLUS_API 33 #if !UCONFIG_NO_FORMATTING 327 UDate getGregorianChange()
const;
344 UBool isLeapYear(int32_t year)
const;
355 #ifndef U_FORCE_HIDE_DEPRECATED_API 367 virtual void roll(EDateFields field, int32_t amount,
UErrorCode& status)
override;
368 #endif // U_FORCE_HIDE_DEPRECATED_API 383 #ifndef U_HIDE_DEPRECATED_API 451 static UClassID U_EXPORT2 getStaticClassID();
463 virtual const char *
getType()
const override;
475 virtual int32_t internalGetEra()
const;
530 virtual int32_t monthLength(int32_t month,
UErrorCode& status)
const;
539 virtual int32_t monthLength(int32_t month, int32_t year)
const;
541 #ifndef U_HIDE_INTERNAL_API 547 int32_t yearLength()
const;
622 #ifndef U_HIDE_INTERNAL_API 629 #endif // U_HIDE_INTERNAL_API 639 static double computeJulianDayOfYear(
UBool isGregorian, int32_t year,
646 UBool validateFields()
const;
662 int32_t aggregateStamp(int32_t stamp_a, int32_t stamp_b);
671 UDate fGregorianCutover;
676 int32_t fCutoverJulianDay;
683 UDate fNormalizedGregorianCutover;
689 int32_t fGregorianCutoverYear;
698 static double millisToJulianDay(
UDate millis);
707 static UDate julianDayToMillis(
double julian);
720 UBool fInvertGregorian;
UCalendarDateFields
Possible fields in a UCalendar.
#define DECLARE_OVERRIDE_SYSTEM_DEFAULT_CENTURY
Macro for the class to declare it override haveDefaultCentury, defaultCenturyStart, and defaultCenturyStartYear functions in this class.
EEras
Useful constants for GregorianCalendar and TimeZone.
virtual void handleComputeFields(int32_t julianDay, UErrorCode &status)
Subclasses may override this method to compute several fields specific to each calendar system...
virtual Calendar * clone() const =0
Create and return a polymorphic copy of this calendar.
Calendar is an abstract base class for converting between a UDate object and a set of integer fields ...
virtual int32_t handleComputeJulianDay(UCalendarDateFields bestField, UErrorCode &status)
Subclasses may override this.
double UDate
Date and Time data type.
void * UClassID
UClassID is used to identify classes without using the compiler's RTTI.
virtual UBool isEquivalentTo(const Calendar &other) const
Returns true if the given Calendar object is equivalent to this one.
TimeZone represents a time zone offset, and also figures out daylight savings.
virtual int32_t getActualMaximum(UCalendarDateFields field, UErrorCode &status) const
Return the maximum value that this field could have, given the current date.
#define U_I18N_API
Set to export library symbols from inside the i18n library, and to import them from outside...
virtual int32_t handleGetExtendedYear(UErrorCode &status)=0
Return the extended year defined by the current fields.
virtual UClassID getDynamicClassID() const override=0
Returns a unique class ID POLYMORPHICALLY.
C++ API: Calendar object.
virtual const char * getType() const =0
Returns the calendar type name string for this Calendar object.
void roll(EDateFields field, UBool up, UErrorCode &status)
Time Field Rolling function.
virtual int32_t handleGetYearLength(int32_t eyear) const
Return the number of days in the given extended year of this calendar system.
virtual int32_t handleGetMonthLength(int32_t extendedYear, int32_t month, UErrorCode &status) const
Return the number of days in the given month of the given extended year of this calendar system...
virtual bool isEra0CountingBackward() const override
The year in this calendar is counting from 1 backward if the era is 0.
Calendar & operator=(const Calendar &right)
Default assignment operator.
Concrete class which provides the standard calendar used by most of the world.
UErrorCode
Standard ICU4C error code type, a substitute for exceptions.
virtual int32_t handleGetExtendedYearFromWeekFields(int32_t yearWoy, int32_t woy, UErrorCode &status)
Subclasses must override this to convert from week fields (YEAR_WOY and WEEK_OF_YEAR) to an extended ...
Basic definitions for ICU, for both C and C++ APIs.
virtual int64_t handleComputeMonthStart(int32_t eyear, int32_t month, UBool useMonth, UErrorCode &status) const =0
Return the Julian day number of day before the first day of the given month in the given extended yea...
int32_t getActualMinimum(EDateFields field, UErrorCode &status) const
Return the minimum value that this field could have, given the current date.
virtual int32_t handleGetLimit(UCalendarDateFields field, ELimitType limitType) const =0
Subclass API for defining limits of different types.
int8_t UBool
The ICU boolean type, a signed-byte integer.
A Locale object represents a specific geographical, political, or cultural region.