2017-01-20 00:20:31 +00:00
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// © 2016 and later: Unicode, Inc. and others.
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2016-06-15 18:58:17 +00:00
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// License & terms of use: http://www.unicode.org/copyright.html
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2008-03-22 02:58:07 +00:00
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/*
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*******************************************************************************
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2016-05-31 21:45:07 +00:00
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* Copyright (C) 2003 - 2013, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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2008-03-22 02:58:07 +00:00
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*******************************************************************************
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*/
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#ifndef ETHPCCAL_H
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#define ETHPCCAL_H
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/calendar.h"
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#include "cecal.h"
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U_NAMESPACE_BEGIN
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/**
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* Implement the Ethiopic calendar system.
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* @internal
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*/
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class EthiopicCalendar : public CECalendar {
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public:
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2008-03-24 22:21:21 +00:00
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/**
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* Calendar type - use Amete Alem era for all the time or not
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* @internal
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*/
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enum EEraType {
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AMETE_MIHRET_ERA,
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AMETE_ALEM_ERA
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};
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2008-03-22 02:58:07 +00:00
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/**
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* Useful constants for EthiopicCalendar.
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* @internal
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*/
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enum EMonths {
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/**
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* Constant for መስከረም, the 1st month of the Ethiopic year.
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*/
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MESKEREM,
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/**
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* Constant for ጥቅምት, the 2nd month of the Ethiopic year.
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*/
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TEKEMT,
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/**
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* Constant for ኅዳር, the 3rd month of the Ethiopic year.
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*/
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HEDAR,
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/**
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* Constant for ታኅሣሥ, the 4th month of the Ethiopic year.
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*/
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TAHSAS,
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/**
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* Constant for ጥር, the 5th month of the Ethiopic year.
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*/
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TER,
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/**
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* Constant for የካቲት, the 6th month of the Ethiopic year.
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*/
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YEKATIT,
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/**
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* Constant for መጋቢት, the 7th month of the Ethiopic year.
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*/
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MEGABIT,
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/**
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* Constant for ሚያዝያ, the 8th month of the Ethiopic year.
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*/
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MIAZIA,
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/**
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* Constant for ግንቦት, the 9th month of the Ethiopic year.
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*/
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GENBOT,
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/**
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* Constant for ሰኔ, the 10th month of the Ethiopic year.
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*/
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SENE,
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/**
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* Constant for ሐምሌ, the 11th month of the Ethiopic year.
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*/
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HAMLE,
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/**
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* Constant for ነሐሴ, the 12th month of the Ethiopic year.
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*/
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NEHASSA,
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/**
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* Constant for ጳጉሜን, the 13th month of the Ethiopic year.
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*/
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PAGUMEN
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};
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enum EEras {
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AMETE_ALEM, // Before the epoch
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AMETE_MIHRET // After the epoch
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};
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/**
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* Constructs a EthiopicCalendar based on the current time in the default time zone
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* with the given locale.
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*
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* @param aLocale The given locale.
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* @param success Indicates the status of EthiopicCalendar object construction.
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* Returns U_ZERO_ERROR if constructed successfully.
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* @param type Whether this Ethiopic calendar use Amete Mihrret (default) or
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* only use Amete Alem for all the time.
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* @internal
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*/
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EthiopicCalendar(const Locale& aLocale, UErrorCode& success, EEraType type = AMETE_MIHRET_ERA);
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/**
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* Copy Constructor
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* @internal
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*/
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EthiopicCalendar(const EthiopicCalendar& other);
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/**
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* Destructor.
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* @internal
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*/
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virtual ~EthiopicCalendar();
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/**
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* Create and return a polymorphic copy of this calendar.
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* @return return a polymorphic copy of this calendar.
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* @internal
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*/
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virtual Calendar* clone() const;
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/**
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* return the calendar type, "ethiopic"
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* @return calendar type
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* @internal
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*/
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virtual const char * getType() const;
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/**
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* Set Alem or Mihret era.
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* @param onOff Set Amete Alem era if true, otherwise set Amete Mihret era.
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* @internal
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*/
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void setAmeteAlemEra (UBool onOff);
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/**
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* Return true if this calendar is set to the Amete Alem era.
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* @return true if set to the Amete Alem era.
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* @internal
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*/
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UBool isAmeteAlemEra() const;
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protected:
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//-------------------------------------------------------------------------
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// Calendar framework
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//-------------------------------------------------------------------------
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/**
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* Return the extended year defined by the current fields.
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* @internal
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*/
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virtual int32_t handleGetExtendedYear();
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/**
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* Compute fields from the JD
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* @internal
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*/
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virtual void handleComputeFields(int32_t julianDay, UErrorCode &status);
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/**
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* Calculate the limit for a specified type of limit and field
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* @internal
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*/
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virtual int32_t handleGetLimit(UCalendarDateFields field, ELimitType limitType) const;
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/**
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* Returns the date of the start of the default century
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* @return start of century - in milliseconds since epoch, 1970
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* @internal
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*/
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virtual UDate defaultCenturyStart() const;
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/**
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* Returns the year in which the default century begins
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* @internal
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*/
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virtual int32_t defaultCenturyStartYear() const;
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/**
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* Return the date offset from Julian
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* @internal
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*/
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virtual int32_t getJDEpochOffset() const;
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private:
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/**
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* When eraType is AMETE_ALEM_ERA, then this calendar use only AMETE_ALEM
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* for the era. Otherwise (default), this calendar uses both AMETE_ALEM
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* and AMETE_MIHRET.
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*
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* EXTENDED_YEAR AMETE_ALEM_ERA AMETE_MIHRET_ERA
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* 0 Amete Alem 5500 Amete Alem 5500
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* 1 Amete Mihret 1 Amete Alem 5501
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*/
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EEraType eraType;
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public:
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/**
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* Override Calendar Returns a unique class ID POLYMORPHICALLY. Pure virtual
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* override. This method is to implement a simple version of RTTI, since not all C++
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* compilers support genuine RTTI. Polymorphic operator==() and clone() methods call
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* this method.
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*
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* @return The class ID for this object. All objects of a given class have the
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* same class ID. Objects of other classes have different class IDs.
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* @internal
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*/
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virtual UClassID getDynamicClassID(void) const;
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/**
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* Return the class ID for this class. This is useful only for comparing to a return
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* value from getDynamicClassID(). For example:
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*
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* Base* polymorphic_pointer = createPolymorphicObject();
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* if (polymorphic_pointer->getDynamicClassID() ==
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* Derived::getStaticClassID()) ...
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*
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* @return The class ID for all objects of this class.
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* @internal
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*/
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U_I18N_API static UClassID U_EXPORT2 getStaticClassID(void);
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#if 0
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// We do not want to introduce this API in ICU4C.
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// It was accidentally introduced in ICU4J as a public API.
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public:
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//-------------------------------------------------------------------------
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// Calendar system Conversion methods...
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//-------------------------------------------------------------------------
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/**
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* Convert an Ethiopic year, month, and day to a Julian day.
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*
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* @param year the extended year
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* @param month the month
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* @param day the day
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* @return Julian day
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* @internal
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*/
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int32_t ethiopicToJD(int32_t year, int32_t month, int32_t day);
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#endif
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};
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U_NAMESPACE_END
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#endif /* #if !UCONFIG_NO_FORMATTING */
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#endif /* ETHPCCAL_H */
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//eof
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