KCalCore Library

period.cpp

00001 /*
00002   This file is part of the kcalcore library.
00003 
00004   Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
00005   Copyright (c) 2007 David Jarvie <software@astrojar.org.uk>
00006 
00007   This library is free software; you can redistribute it and/or
00008   modify it under the terms of the GNU Library General Public
00009   License as published by the Free Software Foundation; either
00010   version 2 of the License, or (at your option) any later version.
00011 
00012   This library is distributed in the hope that it will be useful,
00013   but WITHOUT ANY WARRANTY; without even the implied warranty of
00014   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015   Library General Public License for more details.
00016 
00017   You should have received a copy of the GNU Library General Public License
00018   along with this library; see the file COPYING.LIB.  If not, write to
00019   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00020   Boston, MA 02110-1301, USA.
00021 */
00033 #include "period.h"
00034 
00035 #include <KDateTime>
00036 #include <KSystemTimeZone>
00037 
00038 #include <QtCore/QHash>
00039 
00040 using namespace KCalCore;
00041 
00042 //@cond PRIVATE
00043 class KCalCore::Period::Private
00044 {
00045   public:
00046     Private() : mHasDuration( false ), mDailyDuration( false )  {}
00047     Private( const KDateTime &start, const KDateTime &end, bool hasDuration )
00048       : mStart( start ),
00049         mEnd( end ),
00050         mHasDuration( hasDuration ),
00051         mDailyDuration( false )
00052     {}
00053     KDateTime mStart;    // period starting date/time
00054     KDateTime mEnd;      // period ending date/time
00055     bool mHasDuration;   // does period have a duration?
00056     bool mDailyDuration; // duration is defined as number of days, not seconds
00057 };
00058 //@endcond
00059 
00060 Period::Period() : d( new KCalCore::Period::Private() )
00061 {
00062 }
00063 
00064 Period::Period( const KDateTime &start, const KDateTime &end )
00065   : d( new KCalCore::Period::Private( start, end, false ) )
00066 {
00067 }
00068 
00069 Period::Period( const KDateTime &start, const Duration &duration )
00070   : d( new KCalCore::Period::Private( start, duration.end( start ), true ) )
00071 {
00072   d->mDailyDuration = duration.isDaily();
00073 }
00074 
00075 Period::Period( const Period &period )
00076   : d( new KCalCore::Period::Private( *period.d ) )
00077 {
00078 }
00079 
00080 Period::~Period()
00081 {
00082   delete d;
00083 }
00084 
00085 bool Period::operator<( const Period &other ) const
00086 {
00087   return d->mStart < other.d->mStart;
00088 }
00089 
00090 bool Period::operator==( const Period &other ) const
00091 {
00092   return
00093     ( ( d->mStart == other.d->mStart ) ||
00094       ( !d->mStart.isValid() && !other.d->mStart.isValid() ) ) &&
00095     ( ( d->mEnd == other.d->mEnd ) ||
00096       ( !d->mEnd.isValid() && !other.d->mEnd.isValid() ) ) &&
00097     d->mHasDuration == other.d->mHasDuration;
00098 }
00099 
00100 Period &Period::operator=( const Period &other )
00101 {
00102   // check for self assignment
00103   if ( &other == this ) {
00104     return *this;
00105   }
00106 
00107   *d = *other.d;
00108   return *this;
00109 }
00110 
00111 KDateTime Period::start() const
00112 {
00113   return d->mStart;
00114 }
00115 
00116 KDateTime Period::end() const
00117 {
00118   return d->mEnd;
00119 }
00120 
00121 Duration Period::duration() const
00122 {
00123   if ( d->mHasDuration ) {
00124     return Duration( d->mStart, d->mEnd,
00125                      d->mDailyDuration ? Duration::Days : Duration::Seconds );
00126   } else {
00127     return Duration( d->mStart, d->mEnd );
00128   }
00129 }
00130 
00131 Duration Period::duration( Duration::Type type ) const
00132 {
00133   return Duration( d->mStart, d->mEnd, type );
00134 }
00135 
00136 bool Period::hasDuration() const
00137 {
00138   return d->mHasDuration;
00139 }
00140 
00141 void Period::shiftTimes( const KDateTime::Spec &oldSpec,
00142                          const KDateTime::Spec &newSpec )
00143 {
00144   if ( oldSpec.isValid() && newSpec.isValid() && oldSpec != newSpec ) {
00145     d->mStart = d->mStart.toTimeSpec( oldSpec );
00146     d->mStart.setTimeSpec( newSpec );
00147     d->mEnd = d->mEnd.toTimeSpec( oldSpec );
00148     d->mEnd.setTimeSpec( newSpec );
00149   }
00150 }
00151 
00152 QDataStream &KCalCore::operator<<( QDataStream &stream, const KCalCore::Period &period )
00153 {
00154   return stream << period.d->mStart
00155                 << period.d->mEnd
00156                 << period.d->mDailyDuration
00157                 << period.d->mHasDuration;
00158 }
00159 
00160 QDataStream &KCalCore::operator>>( QDataStream &stream, KCalCore::Period &period )
00161 {
00162   stream >> period.d->mStart
00163          >> period.d->mEnd
00164          >> period.d->mDailyDuration
00165          >> period.d->mHasDuration;
00166   return stream;
00167 }
00168 
00169 uint qHash( const KCalCore::Period &key )
00170 {
00171   QString strToHash = key.start().toString();
00172   if( key.hasDuration() ) {
00173     strToHash += key.duration();
00174   } else {
00175     strToHash += key.end().toString();
00176   }
00177   return qHash( strToHash );
00178 }
00179
KCalCore Library

period.cpp

KCalCore Library

KDE-PIM Libraries
