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+/*************************************************************************
+ *
+ * $RCSfile: datetime.cxx,v $
+ *
+ * $Revision: 1.1.1.1 $
+ *
+ * last change: $Author: hr $ $Date: 2000-09-18 17:03:06 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (the "License"); You may not use this file
+ * except in compliance with the License. You may obtain a copy of the
+ * License at http://www.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+#include <datetime.hxx>
+
+/*************************************************************************
+|*
+|* DateTime::IsBetween()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 18.05.92
+|* Letzte Aenderung TH 18.05.92
+|*
+*************************************************************************/
+
+BOOL DateTime::IsBetween( const DateTime& rFrom,
+ const DateTime& rTo ) const
+{
+ if ( (*this >= rFrom) && (*this <= rTo) )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator >()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 18.05.92
+|* Letzte Aenderung TH 18.05.92
+|*
+*************************************************************************/
+
+BOOL DateTime::operator >( const DateTime& rDateTime ) const
+{
+ if ( (Date::operator>( rDateTime )) ||
+ (Date::operator==( rDateTime ) && Time::operator>( rDateTime )) )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator <()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 18.05.92
+|* Letzte Aenderung TH 18.05.92
+|*
+*************************************************************************/
+
+BOOL DateTime::operator <( const DateTime& rDateTime ) const
+{
+ if ( (Date::operator<( rDateTime )) ||
+ (Date::operator==( rDateTime ) && Time::operator<( rDateTime )) )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator >=()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 18.05.92
+|* Letzte Aenderung TH 18.05.92
+|*
+*************************************************************************/
+
+BOOL DateTime::operator >=( const DateTime& rDateTime ) const
+{
+ if ( (Date::operator>( rDateTime )) ||
+ (Date::operator==( rDateTime ) && Time::operator>=( rDateTime )) )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator <=()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 18.05.92
+|* Letzte Aenderung TH 18.05.92
+|*
+*************************************************************************/
+
+BOOL DateTime::operator <=( const DateTime& rDateTime ) const
+{
+ if ( (Date::operator<( rDateTime )) ||
+ (Date::operator==( rDateTime ) && Time::operator<=( rDateTime )) )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+/*************************************************************************
+|*
+|* DateTime::GetSecFromDateTime()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+ULONG DateTime::GetSecFromDateTime( const Date& rDate ) const
+{
+ if ( Date::operator<( rDate ) )
+ return 0;
+ else
+ {
+ ULONG nSec = *this-rDate;
+ nSec *= 24UL*60*60;
+ long nHour = GetHour();
+ long nMin = GetMin();
+ nSec += (nHour*3600)+(nMin*60)+GetSec();
+ return nSec;
+ }
+}
+
+/*************************************************************************
+|*
+|* DateTime::GetSecFromDateTime()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+void DateTime::MakeDateTimeFromSec( const Date& rDate, ULONG nSec )
+{
+ long nDays = nSec / (24UL*60*60);
+ ((Date*)this)->operator=( rDate );
+ nSec -= nDays * (24UL*60*60);
+ USHORT nMin = nSec / 60;
+ nSec -= nMin * 60;
+ ((Time*)this)->operator=( Time( 0, nMin, (USHORT)nSec ) );
+ operator+=( nDays );
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator +=()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+DateTime& DateTime::operator +=( const Time& rTime )
+{
+ Time aTime = *this;
+ aTime += rTime;
+ USHORT nHours = aTime.GetHour();
+ if ( aTime.GetTime() > 0 )
+ {
+ while ( nHours >= 24 )
+ {
+ Date::operator++();
+ nHours -= 24;
+ }
+ aTime.SetHour( nHours );
+ }
+ else if ( aTime.GetTime() != 0 )
+ {
+ while ( nHours >= 24 )
+ {
+ Date::operator--();
+ nHours -= 24;
+ }
+ Date::operator--();
+ aTime = Time( 24, 0, 0 )+aTime;
+ }
+ Time::operator=( aTime );
+
+ return *this;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator -=()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+DateTime& DateTime::operator -=( const Time& rTime )
+{
+ Time aTime = *this;
+ aTime -= rTime;
+ USHORT nHours = aTime.GetHour();
+ if ( aTime.GetTime() > 0 )
+ {
+ while ( nHours >= 24 )
+ {
+ Date::operator++();
+ nHours -= 24;
+ }
+ aTime.SetHour( nHours );
+ }
+ else if ( aTime.GetTime() != 0 )
+ {
+ while ( nHours >= 24 )
+ {
+ Date::operator--();
+ nHours -= 24;
+ }
+ Date::operator--();
+ aTime = Time( 24, 0, 0 )+aTime;
+ }
+ Time::operator=( aTime );
+
+ return *this;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator+()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+DateTime operator +( const DateTime& rDateTime, long nDays )
+{
+ DateTime aDateTime( rDateTime );
+ aDateTime += nDays;
+ return aDateTime;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator-()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+DateTime operator -( const DateTime& rDateTime, long nDays )
+{
+ DateTime aDateTime( rDateTime );
+ aDateTime -= nDays;
+ return aDateTime;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator+()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+DateTime operator +( const DateTime& rDateTime, const Time& rTime )
+{
+ DateTime aDateTime( rDateTime );
+ aDateTime += rTime;
+ return aDateTime;
+}
+
+/*************************************************************************
+|*
+|* DateTime::operator-()
+|*
+|* Beschreibung DATETIME.SDW
+|* Ersterstellung TH 02.10.96
+|* Letzte Aenderung TH 02.10.96
+|*
+*************************************************************************/
+
+DateTime operator -( const DateTime& rDateTime, const Time& rTime )
+{
+ DateTime aDateTime( rDateTime );
+ aDateTime -= rTime;
+ return aDateTime;
+}
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