Rivendellaudio/lib/rdtimeengine.h
Fred Gleason 3a102c03e6 2021-10-28 Fred Gleason <fredg@paravelsystems.com>
* Refactored the 'RDTimeEngine::StartEvent()' method to account for
	Daylight Saving Time transitions properly.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
2021-10-29 11:56:51 -04:00

59 lines
1.5 KiB
C++

// rdtimeengine.h
//
// Event timer engine.
//
// (C) Copyright 2002-2021 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License
// version 2 as published by the Free Software Foundation.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#ifndef RDTIMEENGINE_H
#define RDTIMEENGINE_H
#include <QDateTime>
#include <QMap>
#include <QObject>
#include <QSignalMapper>
#include <QTimer>
#include <QTimeZone>
class RDTimeEngine : public QObject
{
Q_OBJECT
public:
RDTimeEngine(QObject *parent=0);
~RDTimeEngine();
void clear();
QTime event(int id) const;
void addEvent(int id,const QTime &time);
void removeEvent(int id);
signals:
void timeout(int id);
private slots:
void timerData(int id);
private:
void StartEvent(int id);
void DumpTimeZone(const QTimeZone &tz) const;
void DumpTransition(QTimeZone::OffsetData offset) const;
QMap<int,QTime> d_times;
QMap<int,QTimer *> d_timers;
QSignalMapper *d_mapper;
};
#endif // RDTIMEENGINE_H