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Diffstat (limited to 'intl/icu/source/i18n/ethpccal.h')
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1 files changed, 367 insertions, 0 deletions
diff --git a/intl/icu/source/i18n/ethpccal.h b/intl/icu/source/i18n/ethpccal.h new file mode 100644 index 0000000000..1a5cd4f41a --- /dev/null +++ b/intl/icu/source/i18n/ethpccal.h @@ -0,0 +1,367 @@ +// © 2016 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html +/* +******************************************************************************* +* Copyright (C) 2003 - 2013, International Business Machines Corporation and * +* others. All Rights Reserved. * +******************************************************************************* +*/ + +#ifndef ETHPCCAL_H +#define ETHPCCAL_H + +#include "unicode/utypes.h" + +#if !UCONFIG_NO_FORMATTING + +#include "unicode/calendar.h" +#include "cecal.h" + +U_NAMESPACE_BEGIN + +/** + * Implement the Ethiopic calendar system. + * @internal + */ +class EthiopicCalendar : public CECalendar { + +public: + /** + * Useful constants for EthiopicCalendar. + * @internal + */ + enum EMonths { + /** + * Constant for መስከረም, the 1st month of the Ethiopic year. + */ + MESKEREM, + + /** + * Constant for ጥቅምት, the 2nd month of the Ethiopic year. + */ + TEKEMT, + + /** + * Constant for ኅዳር, the 3rd month of the Ethiopic year. + */ + HEDAR, + + /** + * Constant for ታኅሣሥ, the 4th month of the Ethiopic year. + */ + TAHSAS, + + /** + * Constant for ጥር, the 5th month of the Ethiopic year. + */ + TER, + + /** + * Constant for የካቲት, the 6th month of the Ethiopic year. + */ + YEKATIT, + + /** + * Constant for መጋቢት, the 7th month of the Ethiopic year. + */ + MEGABIT, + + /** + * Constant for ሚያዝያ, the 8th month of the Ethiopic year. + */ + MIAZIA, + + /** + * Constant for ግንቦት, the 9th month of the Ethiopic year. + */ + GENBOT, + + /** + * Constant for ሰኔ, the 10th month of the Ethiopic year. + */ + SENE, + + /** + * Constant for ሐምሌ, the 11th month of the Ethiopic year. + */ + HAMLE, + + /** + * Constant for ነሐሴ, the 12th month of the Ethiopic year. + */ + NEHASSA, + + /** + * Constant for ጳጉሜን, the 13th month of the Ethiopic year. + */ + PAGUMEN + }; + + enum EEras { + AMETE_ALEM, // Before the epoch + AMETE_MIHRET // After the epoch + }; + + /** + * Constructs a EthiopicCalendar based on the current time in the default time zone + * with the given locale. + * + * @param aLocale The given locale. + * @param success Indicates the status of EthiopicCalendar object construction. + * Returns U_ZERO_ERROR if constructed successfully. + * @param type Whether this Ethiopic calendar use Amete Mihrret (default) or + * only use Amete Alem for all the time. + * @internal + */ + EthiopicCalendar(const Locale& aLocale, UErrorCode& success); + + /** + * Copy Constructor + * @internal + */ + EthiopicCalendar(const EthiopicCalendar& other) = default; + + /** + * Destructor. + * @internal + */ + virtual ~EthiopicCalendar(); + + /** + * Create and return a polymorphic copy of this calendar. + * @return return a polymorphic copy of this calendar. + * @internal + */ + virtual EthiopicCalendar* clone() const override; + + /** + * Return the calendar type, "ethiopic" + * @return calendar type + * @internal + */ + virtual const char * getType() const override; + + /** + * @return The related Gregorian year; will be obtained by modifying the value + * obtained by get from UCAL_EXTENDED_YEAR field + * @internal + */ + virtual int32_t getRelatedYear(UErrorCode &status) const override; + + /** + * @param year The related Gregorian year to set; will be modified as necessary then + * set in UCAL_EXTENDED_YEAR field + * @internal + */ + virtual void setRelatedYear(int32_t year) override; + +protected: + //------------------------------------------------------------------------- + // Calendar framework + //------------------------------------------------------------------------- + + /** + * Return the extended year defined by the current fields. + * This calendar uses both AMETE_ALEM and AMETE_MIHRET. + * + * EXTENDED_YEAR ERA YEAR + * 0 AMETE_ALEM 5500 + * 1 AMETE_MIHRET 1 + * @internal + */ + virtual int32_t handleGetExtendedYear() override; + + /** + * Compute fields from the JD + * @internal + */ + virtual void handleComputeFields(int32_t julianDay, UErrorCode &status) override; + + /** + * Returns the date of the start of the default century + * @return start of century - in milliseconds since epoch, 1970 + * @internal + */ + virtual UDate defaultCenturyStart() const override; + + /** + * Returns the year in which the default century begins + * @internal + */ + virtual int32_t defaultCenturyStartYear() const override; + + /** + * Return the date offset from Julian + * @internal + */ + virtual int32_t getJDEpochOffset() const override; + +public: + /** + * Override Calendar Returns a unique class ID POLYMORPHICALLY. Pure virtual + * override. This method is to implement a simple version of RTTI, since not all C++ + * compilers support genuine RTTI. Polymorphic operator==() and clone() methods call + * this method. + * + * @return The class ID for this object. All objects of a given class have the + * same class ID. Objects of other classes have different class IDs. + * @internal + */ + virtual UClassID getDynamicClassID() const override; + + /** + * Return the class ID for this class. This is useful only for comparing to a return + * value from getDynamicClassID(). For example: + * + * Base* polymorphic_pointer = createPolymorphicObject(); + * if (polymorphic_pointer->getDynamicClassID() == + * Derived::getStaticClassID()) ... + * + * @return The class ID for all objects of this class. + * @internal + */ + U_I18N_API static UClassID U_EXPORT2 getStaticClassID(); + +#if 0 +// We do not want to introduce this API in ICU4C. +// It was accidentally introduced in ICU4J as a public API. + +public: + //------------------------------------------------------------------------- + // Calendar system Conversion methods... + //------------------------------------------------------------------------- + + /** + * Convert an Ethiopic year, month, and day to a Julian day. + * + * @param year the extended year + * @param month the month + * @param day the day + * @return Julian day + * @internal + */ + int32_t ethiopicToJD(int32_t year, int32_t month, int32_t day); +#endif +}; + +/** + * Implement the Ethiopic Amete Alem calendar system. + * @internal + */ +class EthiopicAmeteAlemCalendar : public EthiopicCalendar { + +public: + /** + * Constructs a EthiopicAmeteAlemCalendar based on the current time in the default time zone + * with the given locale. + * + * @param aLocale The given locale. + * @param success Indicates the status of EthiopicCalendar object construction. + * Returns U_ZERO_ERROR if constructed successfully. + * @internal + */ + EthiopicAmeteAlemCalendar(const Locale& aLocale, UErrorCode& success); + + /** + * Copy Constructor + * @internal + */ + EthiopicAmeteAlemCalendar(const EthiopicAmeteAlemCalendar& other) = default; + + /** + * Destructor. + * @internal + */ + virtual ~EthiopicAmeteAlemCalendar(); + + /** + * Create and return a polymorphic copy of this calendar. + * @return return a polymorphic copy of this calendar. + * @internal + */ + virtual EthiopicAmeteAlemCalendar* clone() const override; + + /** + * Return the calendar type, "ethiopic-amete-alem" + * @return calendar type + * @internal + */ + virtual const char * getType() const override; + + /** + * Override Calendar Returns a unique class ID POLYMORPHICALLY. Pure virtual + * override. This method is to implement a simple version of RTTI, since not all C++ + * compilers support genuine RTTI. Polymorphic operator==() and clone() methods call + * this method. + * + * @return The class ID for this object. All objects of a given class have the + * same class ID. Objects of other classes have different class IDs. + * @internal + */ + virtual UClassID getDynamicClassID() const override; + + /** + * Return the class ID for this class. This is useful only for comparing to a return + * value from getDynamicClassID(). For example: + * + * Base* polymorphic_pointer = createPolymorphicObject(); + * if (polymorphic_pointer->getDynamicClassID() == + * Derived::getStaticClassID()) ... + * + * @return The class ID for all objects of this class. + * @internal + */ + U_I18N_API static UClassID U_EXPORT2 getStaticClassID(); + + /** + * @return The related Gregorian year; will be obtained by modifying the value + * obtained by get from UCAL_EXTENDED_YEAR field + * @internal + */ + virtual int32_t getRelatedYear(UErrorCode &status) const override; + + /** + * @param year The related Gregorian year to set; will be modified as necessary then + * set in UCAL_EXTENDED_YEAR field + * @internal + */ + virtual void setRelatedYear(int32_t year) override; + +protected: + //------------------------------------------------------------------------- + // Calendar framework + //------------------------------------------------------------------------- + + /** + * Return the extended year defined by the current fields. + * This calendar use only AMETE_ALEM for the era. + * + * EXTENDED_YEAR ERA YEAR + * 0 AMETE_ALEM 5500 + * 1 AMETE_ALEM 5501 + * @internal + */ + virtual int32_t handleGetExtendedYear() override; + + /** + * Compute fields from the JD + * @internal + */ + virtual void handleComputeFields(int32_t julianDay, UErrorCode &status) override; + + /** + * Calculate the limit for a specified type of limit and field + * @internal + */ + virtual int32_t handleGetLimit(UCalendarDateFields field, ELimitType limitType) const override; + /** + * Returns the year in which the default century begins + * @internal + */ + virtual int32_t defaultCenturyStartYear() const override; +}; + +U_NAMESPACE_END +#endif /* #if !UCONFIG_NO_FORMATTING */ +#endif /* ETHPCCAL_H */ +//eof |