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+// file : xsde/cxx/date-time.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
+// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#ifndef XSDE_CXX_DATE_TIME_HXX
+#define XSDE_CXX_DATE_TIME_HXX
+
+namespace xsde
+{
+ namespace cxx
+ {
+ //
+ //
+ class time_zone
+ {
+ public:
+ time_zone ();
+ time_zone (short hours, short minutes);
+
+ // Returns true if time zone is specified.
+ //
+ bool
+ zone_present () const;
+
+ // Resets the time zone to the 'not specified' state.
+ //
+ void
+ zone_reset ();
+
+ short
+ zone_hours () const;
+
+ void
+ zone_hours (short);
+
+ short
+ zone_minutes () const;
+
+ void
+ zone_minutes (short);
+
+ private:
+ bool present_;
+ short hours_;
+ short minutes_;
+ };
+
+ bool
+ operator== (const time_zone&, const time_zone&);
+
+ bool
+ operator!= (const time_zone&, const time_zone&);
+
+ //
+ //
+ class gday: public time_zone
+ {
+ public:
+ gday ();
+ explicit
+ gday (unsigned short day);
+ gday (unsigned short day, short zone_hours, short zone_minutes);
+
+ unsigned short
+ day () const;
+
+ void
+ day (unsigned short);
+
+ private:
+ unsigned short day_;
+ };
+
+ bool
+ operator== (const gday&, const gday&);
+
+ bool
+ operator!= (const gday&, const gday&);
+
+ //
+ //
+ class gmonth: public time_zone
+ {
+ public:
+ gmonth ();
+ explicit
+ gmonth (unsigned short month);
+ gmonth (unsigned short month, short zone_hours, short zone_minutes);
+
+ unsigned short
+ month () const;
+
+ void
+ month (unsigned short);
+
+ private:
+ unsigned short month_;
+ };
+
+ bool
+ operator== (const gmonth&, const gmonth&);
+
+ bool
+ operator!= (const gmonth&, const gmonth&);
+
+ //
+ //
+ class gyear: public time_zone
+ {
+ public:
+ gyear ();
+ explicit
+ gyear (int year);
+ gyear (int year, short zone_hours, short zone_minutes);
+
+ int
+ year () const;
+
+ void
+ year (int);
+
+ private:
+ int year_;
+ };
+
+ bool
+ operator== (const gyear&, const gyear&);
+
+ bool
+ operator!= (const gyear&, const gyear&);
+
+ //
+ //
+ class gmonth_day: public time_zone
+ {
+ public:
+ gmonth_day ();
+ gmonth_day (unsigned short month, unsigned short day);
+ gmonth_day (unsigned short month, unsigned short day,
+ short zone_hours, short zone_minutes);
+
+ unsigned short
+ month () const;
+
+ void
+ month (unsigned short);
+
+ unsigned short
+ day () const;
+
+ void
+ day (unsigned short);
+
+ private:
+ unsigned short month_;
+ unsigned short day_;
+ };
+
+ bool
+ operator== (const gmonth_day&, const gmonth_day&);
+
+ bool
+ operator!= (const gmonth_day&, const gmonth_day&);
+
+ //
+ //
+ class gyear_month: public time_zone
+ {
+ public:
+ gyear_month ();
+ gyear_month (int year, unsigned short month);
+ gyear_month (int year, unsigned short month,
+ short zone_hours, short zone_minutes);
+
+ int
+ year () const;
+
+ void
+ year (int);
+
+ unsigned short
+ month () const;
+
+ void
+ month (unsigned short);
+
+ private:
+ int year_;
+ unsigned short month_;
+ };
+
+ bool
+ operator== (const gyear_month&, const gyear_month&);
+
+ bool
+ operator!= (const gyear_month&, const gyear_month&);
+
+ //
+ //
+ class date: public time_zone
+ {
+ public:
+ date ();
+ date (int year, unsigned short month, unsigned short day);
+ date (int year, unsigned short month, unsigned short day,
+ short zone_hours, short zone_minutes);
+
+ int
+ year () const;
+
+ void
+ year (int);
+
+ unsigned short
+ month () const;
+
+ void
+ month (unsigned short);
+
+ unsigned short
+ day () const;
+
+ void
+ day (unsigned short);
+
+ private:
+ int year_;
+ unsigned short month_;
+ unsigned short day_;
+ };
+
+ bool
+ operator== (const date&, const date&);
+
+ bool
+ operator!= (const date&, const date&);
+
+ //
+ //
+ class time: public time_zone
+ {
+ public:
+ time ();
+ time (unsigned short hours, unsigned short minutes, double seconds);
+ time (unsigned short hours, unsigned short minutes, double seconds,
+ short zone_hours, short zone_minutes);
+
+ unsigned short
+ hours () const;
+
+ void
+ hours (unsigned short);
+
+ unsigned short
+ minutes () const;
+
+ void
+ minutes (unsigned short);
+
+ double
+ seconds () const;
+
+ void
+ seconds (double);
+
+ private:
+ unsigned short hours_;
+ unsigned short minutes_;
+ double seconds_;
+ };
+
+ bool
+ operator== (const time&, const time&);
+
+ bool
+ operator!= (const time&, const time&);
+
+ //
+ //
+ class date_time: public time_zone
+ {
+ public:
+ date_time ();
+ date_time (int year, unsigned short month, unsigned short day,
+ unsigned short hours, unsigned short minutes, double seconds);
+
+ date_time (int year, unsigned short month, unsigned short day,
+ unsigned short hours, unsigned short minutes, double seconds,
+ short zone_hours, short zone_minutes);
+
+ int
+ year () const;
+
+ void
+ year (int);
+
+ unsigned short
+ month () const;
+
+ void
+ month (unsigned short);
+
+ unsigned short
+ day () const;
+
+ void
+ day (unsigned short);
+
+ unsigned short
+ hours () const;
+
+ void
+ hours (unsigned short);
+
+ unsigned short
+ minutes () const;
+
+ void
+ minutes (unsigned short);
+
+ double
+ seconds () const;
+
+ void
+ seconds (double);
+
+ private:
+ int year_;
+ unsigned short month_;
+ unsigned short day_;
+ unsigned short hours_;
+ unsigned short minutes_;
+ double seconds_;
+ };
+
+ bool
+ operator== (const date_time&, const date_time&);
+
+ bool
+ operator!= (const date_time&, const date_time&);
+
+ //
+ //
+ class duration
+ {
+ public:
+ duration ();
+ duration (bool negative,
+ unsigned int years, unsigned int months, unsigned int days,
+ unsigned int hours, unsigned int minutes, double seconds);
+
+ bool
+ negative () const;
+
+ void
+ negative (bool);
+
+ unsigned int
+ years () const;
+
+ void
+ years (unsigned int);
+
+ unsigned int
+ months () const;
+
+ void
+ months (unsigned int);
+
+ unsigned int
+ days () const;
+
+ void
+ days (unsigned int);
+
+ unsigned int
+ hours () const;
+
+ void
+ hours (unsigned int);
+
+ unsigned int
+ minutes () const;
+
+ void
+ minutes (unsigned int);
+
+ double
+ seconds () const;
+
+ void
+ seconds (double);
+
+ private:
+ bool negative_;
+ unsigned int years_;
+ unsigned int months_;
+ unsigned int days_;
+ unsigned int hours_;
+ unsigned int minutes_;
+ double seconds_;
+ };
+
+ bool
+ operator== (const duration&, const duration&);
+
+ bool
+ operator!= (const duration&, const duration&);
+ }
+}
+
+#include <xsde/cxx/date-time.ixx>
+
+#endif // XSDE_CXX_DATE_TIME_HXX
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