Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 184 insertions, 0 deletions

diff --git a/intl/icu/source/i18n/taiwncal.h b/intl/icu/source/i18n/taiwncal.h
new file mode 100644
index 0000000000..01d4d31e80
--- /dev/null
+++ b/intl/icu/source/i18n/taiwncal.h
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+// © 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.
+ ********************************************************************************
+ *
+ * File BUDDHCAL.H
+ *
+ * Modification History:
+ *
+ *   Date        Name        Description
+ *   05/13/2003  srl          copied from gregocal.h
+ *   06/29/2007  srl          copied from buddhcal.h
+ ********************************************************************************
+ */
+
+#ifndef TAIWNCAL_H
+#define TAIWNCAL_H
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_FORMATTING
+
+#include "unicode/calendar.h"
+#include "unicode/gregocal.h"
+
+U_NAMESPACE_BEGIN
+
+/**
+ * Concrete class which provides the Taiwan calendar.
+ * <P>
+ * <code>TaiwanCalendar</code> is a subclass of <code>GregorianCalendar</code>
+ * that numbers years since 1912
+ * <p>
+ * The Taiwan calendar is identical to the Gregorian calendar in all respects
+ * except for the year and era.  Years are numbered since 1912 AD (Gregorian),
+ * so that 1912 AD (Gregorian) is equivalent to 1 MINGUO (Minguo Era) and 1998 AD is 87 MINGUO.
+ * <p>
+ * The Taiwan Calendar has two eras: <code>BEFORE_MINGUO</code> and <code>MINGUO</code>.
+ * <p>
+ * @internal
+ */
+class TaiwanCalendar : public GregorianCalendar {
+public:
+
+    /**
+     * Useful constants for TaiwanCalendar.  Only one Era.
+     * @internal
+     */
+    enum EEras {
+       BEFORE_MINGUO = 0,
+       MINGUO  = 1
+    };
+
+    /**
+     * Constructs a TaiwanCalendar 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 TaiwanCalendar object construction.
+     *                 Returns U_ZERO_ERROR if constructed successfully.
+     * @internal
+     */
+    TaiwanCalendar(const Locale& aLocale, UErrorCode& success);
+
+
+    /**
+     * Destructor
+     * @internal
+     */
+    virtual ~TaiwanCalendar();
+
+    /**
+     * Copy constructor
+     * @param source    the object to be copied.
+     * @internal
+     */
+    TaiwanCalendar(const TaiwanCalendar& source);
+
+    /**
+     * Default assignment operator
+     * @param right    the object to be copied.
+     * @internal
+     */
+    TaiwanCalendar& operator=(const TaiwanCalendar& right);
+
+    /**
+     * Create and return a polymorphic copy of this calendar.
+     * @return    return a polymorphic copy of this calendar.
+     * @internal
+     */
+    virtual TaiwanCalendar* clone() const;
+
+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(void) const;
+
+    /**
+     * 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(void);
+
+    /**
+     * return the calendar type, "Taiwan".
+     *
+     * @return calendar type
+     * @internal
+     */
+    virtual const char * getType() const;
+
+private:
+    TaiwanCalendar(); // default constructor not implemented
+
+ protected:
+     /**
+     * Return the extended year defined by the current fields.  This will
+     * use the UCAL_EXTENDED_YEAR field or the UCAL_YEAR and supra-year fields (such
+     * as UCAL_ERA) specific to the calendar system, depending on which set of
+     * fields is newer.
+     * @return the extended year
+     * @internal
+     */
+    virtual int32_t handleGetExtendedYear();
+    /**
+     * Subclasses may override this method to compute several fields
+     * specific to each calendar system.  
+     * @internal
+     */
+    virtual void handleComputeFields(int32_t julianDay, UErrorCode& status);
+    /**
+     * Subclass API for defining limits of different types.
+     * @param field one of the field numbers
+     * @param limitType one of <code>MINIMUM</code>, <code>GREATEST_MINIMUM</code>,
+     * <code>LEAST_MAXIMUM</code>, or <code>MAXIMUM</code>
+     * @internal
+     */
+    virtual int32_t handleGetLimit(UCalendarDateFields field, ELimitType limitType) const;
+
+    /**
+     * Returns TRUE because the Taiwan Calendar does have a default century
+     * @internal
+     */
+    virtual UBool haveDefaultCentury() const;
+
+    /**
+     * Returns the date of the start of the default century
+     * @return start of century - in milliseconds since epoch, 1970
+     * @internal
+     */
+    virtual UDate defaultCenturyStart() const;
+
+    /**
+     * Returns the year in which the default century begins
+     * @internal
+     */
+    virtual int32_t defaultCenturyStartYear() const;
+};
+
+U_NAMESPACE_END
+
+#endif /* #if !UCONFIG_NO_FORMATTING */
+
+#endif // _TAIWNCAL
+//eof
+