intl/icu/source/i18n/ethpccal.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/intl/icu/source/i18n/ethpccal.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,270 @@
     1.4 +/*
     1.5 +*******************************************************************************
     1.6 +* Copyright (C) 2003 - 2013, International Business Machines Corporation and  *
     1.7 +* others. All Rights Reserved.                                                *
     1.8 +*******************************************************************************
     1.9 +*/
    1.10 +
    1.11 +#ifndef ETHPCCAL_H
    1.12 +#define ETHPCCAL_H
    1.13 +
    1.14 +#include "unicode/utypes.h"
    1.15 +
    1.16 +#if !UCONFIG_NO_FORMATTING
    1.17 +
    1.18 +#include "unicode/calendar.h"
    1.19 +#include "cecal.h"
    1.20 +
    1.21 +U_NAMESPACE_BEGIN
    1.22 +
    1.23 +/**
    1.24 + * Implement the Ethiopic calendar system.
    1.25 + * @internal
    1.26 + */
    1.27 +class EthiopicCalendar : public CECalendar {
    1.28 +
    1.29 +public:
    1.30 +    /**
    1.31 +     * Calendar type - use Amete Alem era for all the time or not
    1.32 +     * @internal 
    1.33 +     */
    1.34 +    enum EEraType {
    1.35 +        AMETE_MIHRET_ERA,
    1.36 +        AMETE_ALEM_ERA
    1.37 +    };
    1.38 +
    1.39 +    /**
    1.40 +     * Useful constants for EthiopicCalendar.
    1.41 +     * @internal
    1.42 +     */
    1.43 +    enum EMonths {
    1.44 +        /** 
    1.45 +         * Constant for መስከረም, the 1st month of the Ethiopic year.
    1.46 +         */
    1.47 +        MESKEREM,
    1.48 +
    1.49 +        /** 
    1.50 +         * Constant for ጥቅምት, the 2nd month of the Ethiopic year.
    1.51 +         */
    1.52 +        TEKEMT,
    1.53 +
    1.54 +        /** 
    1.55 +         * Constant for ኅዳር, the 3rd month of the Ethiopic year. 
    1.56 +         */
    1.57 +        HEDAR,
    1.58 +
    1.59 +        /** 
    1.60 +         * Constant for ታኅሣሥ, the 4th month of the Ethiopic year. 
    1.61 +         */
    1.62 +        TAHSAS,
    1.63 +
    1.64 +        /** 
    1.65 +         * Constant for ጥር, the 5th month of the Ethiopic year. 
    1.66 +         */
    1.67 +        TER,
    1.68 +
    1.69 +        /** 
    1.70 +         * Constant for የካቲት, the 6th month of the Ethiopic year. 
    1.71 +         */
    1.72 +        YEKATIT,
    1.73 +
    1.74 +        /** 
    1.75 +         * Constant for መጋቢት, the 7th month of the Ethiopic year. 
    1.76 +         */
    1.77 +        MEGABIT,
    1.78 +
    1.79 +        /** 
    1.80 +         * Constant for ሚያዝያ, the 8th month of the Ethiopic year. 
    1.81 +         */
    1.82 +        MIAZIA,
    1.83 +
    1.84 +        /** 
    1.85 +         * Constant for ግንቦት, the 9th month of the Ethiopic year. 
    1.86 +         */
    1.87 +        GENBOT,
    1.88 +
    1.89 +        /** 
    1.90 +         * Constant for ሰኔ, the 10th month of the Ethiopic year. 
    1.91 +         */
    1.92 +        SENE,
    1.93 +
    1.94 +        /** 
    1.95 +         * Constant for ሐምሌ, the 11th month of the Ethiopic year. 
    1.96 +         */
    1.97 +        HAMLE,
    1.98 +
    1.99 +        /** 
   1.100 +         * Constant for ነሐሴ, the 12th month of the Ethiopic year. 
   1.101 +         */
   1.102 +        NEHASSA,
   1.103 +
   1.104 +        /** 
   1.105 +         * Constant for ጳጉሜን, the 13th month of the Ethiopic year. 
   1.106 +         */
   1.107 +        PAGUMEN
   1.108 +    };
   1.109 +
   1.110 +    enum EEras {
   1.111 +        AMETE_ALEM,     // Before the epoch
   1.112 +        AMETE_MIHRET    // After the epoch
   1.113 +    };
   1.114 +
   1.115 +    /**
   1.116 +     * Constructs a EthiopicCalendar based on the current time in the default time zone
   1.117 +     * with the given locale.
   1.118 +     *
   1.119 +     * @param aLocale  The given locale.
   1.120 +     * @param success  Indicates the status of EthiopicCalendar object construction.
   1.121 +     *                 Returns U_ZERO_ERROR if constructed successfully.
   1.122 +     * @param type     Whether this Ethiopic calendar use Amete Mihrret (default) or
   1.123 +     *                 only use Amete Alem for all the time.
   1.124 +     * @internal
   1.125 +     */
   1.126 +    EthiopicCalendar(const Locale& aLocale, UErrorCode& success, EEraType type = AMETE_MIHRET_ERA);
   1.127 +
   1.128 +    /**
   1.129 +     * Copy Constructor
   1.130 +     * @internal
   1.131 +     */
   1.132 +    EthiopicCalendar(const EthiopicCalendar& other);
   1.133 +
   1.134 +    /**
   1.135 +     * Destructor.
   1.136 +     * @internal
   1.137 +     */
   1.138 +    virtual ~EthiopicCalendar();
   1.139 +
   1.140 +    /**
   1.141 +     * Create and return a polymorphic copy of this calendar.
   1.142 +     * @return    return a polymorphic copy of this calendar.
   1.143 +     * @internal
   1.144 +     */
   1.145 +    virtual Calendar* clone() const;
   1.146 +
   1.147 +    /**
   1.148 +     * return the calendar type, "ethiopic"
   1.149 +     * @return calendar type
   1.150 +     * @internal
   1.151 +     */
   1.152 +    virtual const char * getType() const;
   1.153 +
   1.154 +    /**
   1.155 +     * Set Alem or Mihret era.
   1.156 +     * @param onOff Set Amete Alem era if true, otherwise set Amete Mihret era.
   1.157 +     * @internal
   1.158 +     */
   1.159 +    void setAmeteAlemEra (UBool onOff);
   1.160 +
   1.161 +    /**
   1.162 +     * Return true if this calendar is set to the Amete Alem era.
   1.163 +     * @return true if set to the Amete Alem era.
   1.164 +     * @internal
   1.165 +     */
   1.166 +    UBool isAmeteAlemEra() const;
   1.167 +
   1.168 +protected:
   1.169 +    //-------------------------------------------------------------------------
   1.170 +    // Calendar framework
   1.171 +    //-------------------------------------------------------------------------
   1.172 +
   1.173 +    /**
   1.174 +     * Return the extended year defined by the current fields.
   1.175 +     * @internal
   1.176 +     */
   1.177 +    virtual int32_t handleGetExtendedYear();
   1.178 +
   1.179 +    /**
   1.180 +     * Compute fields from the JD
   1.181 +     * @internal
   1.182 +     */
   1.183 +    virtual void handleComputeFields(int32_t julianDay, UErrorCode &status);
   1.184 +
   1.185 +    /**
   1.186 +     * Calculate the limit for a specified type of limit and field
   1.187 +     * @internal
   1.188 +     */
   1.189 +    virtual int32_t handleGetLimit(UCalendarDateFields field, ELimitType limitType) const;
   1.190 +
   1.191 +    /**
   1.192 +     * Returns the date of the start of the default century
   1.193 +     * @return start of century - in milliseconds since epoch, 1970
   1.194 +     * @internal
   1.195 +     */
   1.196 +    virtual UDate defaultCenturyStart() const;
   1.197 +
   1.198 +    /**
   1.199 +     * Returns the year in which the default century begins
   1.200 +     * @internal
   1.201 +     */
   1.202 +    virtual int32_t defaultCenturyStartYear() const;
   1.203 +
   1.204 +    /**
   1.205 +     * Return the date offset from Julian
   1.206 +     * @internal
   1.207 +     */
   1.208 +    virtual int32_t getJDEpochOffset() const;
   1.209 +
   1.210 +private:
   1.211 +    /**
   1.212 +     * When eraType is AMETE_ALEM_ERA, then this calendar use only AMETE_ALEM
   1.213 +     * for the era. Otherwise (default), this calendar uses both AMETE_ALEM
   1.214 +     * and AMETE_MIHRET.
   1.215 +     *
   1.216 +     * EXTENDED_YEAR        AMETE_ALEM_ERA     AMETE_MIHRET_ERA
   1.217 +     *             0       Amete Alem 5500      Amete Alem 5500
   1.218 +     *             1        Amete Mihret 1      Amete Alem 5501
   1.219 +     */
   1.220 +    EEraType eraType;
   1.221 +
   1.222 +public:
   1.223 +    /**
   1.224 +     * Override Calendar Returns a unique class ID POLYMORPHICALLY. Pure virtual
   1.225 +     * override. This method is to implement a simple version of RTTI, since not all C++
   1.226 +     * compilers support genuine RTTI. Polymorphic operator==() and clone() methods call
   1.227 +     * this method.
   1.228 +     *
   1.229 +     * @return   The class ID for this object. All objects of a given class have the
   1.230 +     *           same class ID. Objects of other classes have different class IDs.
   1.231 +     * @internal
   1.232 +     */
   1.233 +    virtual UClassID getDynamicClassID(void) const;
   1.234 +
   1.235 +    /**
   1.236 +     * Return the class ID for this class. This is useful only for comparing to a return
   1.237 +     * value from getDynamicClassID(). For example:
   1.238 +     *
   1.239 +     *      Base* polymorphic_pointer = createPolymorphicObject();
   1.240 +     *      if (polymorphic_pointer->getDynamicClassID() ==
   1.241 +     *          Derived::getStaticClassID()) ...
   1.242 +     *
   1.243 +     * @return   The class ID for all objects of this class.
   1.244 +     * @internal
   1.245 +     */
   1.246 +    U_I18N_API static UClassID U_EXPORT2 getStaticClassID(void);  
   1.247 +
   1.248 +#if 0
   1.249 +// We do not want to introduce this API in ICU4C.
   1.250 +// It was accidentally introduced in ICU4J as a public API.
   1.251 +
   1.252 +public:
   1.253 +    //-------------------------------------------------------------------------
   1.254 +    // Calendar system Conversion methods...
   1.255 +    //-------------------------------------------------------------------------
   1.256 +
   1.257 +    /**
   1.258 +     * Convert an Ethiopic year, month, and day to a Julian day.
   1.259 +     *
   1.260 +     * @param year the extended year
   1.261 +     * @param month the month
   1.262 +     * @param day the day
   1.263 +     * @return Julian day
   1.264 +     * @internal
   1.265 +     */
   1.266 +    int32_t ethiopicToJD(int32_t year, int32_t month, int32_t day);
   1.267 +#endif
   1.268 +};
   1.269 +
   1.270 +U_NAMESPACE_END
   1.271 +#endif /* #if !UCONFIG_NO_FORMATTING */
   1.272 +#endif /* ETHPCCAL_H */
   1.273 +//eof

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