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/*
Copyright (C) 2003 KSVG Team
This file is part of the KDE project
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef SVGTimeScheduler_H
#define SVGTimeScheduler_H
#include <qtimer.h>
#include <qdatetime.h>
#include <qobject.h>
#include <qvaluelist.h>
#include "SVGElementImpl.h"
#include "SVGAnimationElementImpl.h"
namespace KSVG
{
typedef QValueList<SVGElementImpl *> SVGNotifyList;
class SVGTimer
{
public:
SVGTimer(QObject *scheduler, unsigned int ms, bool singleShot);
~SVGTimer();
bool operator==(const QTimer *timer);
const QTimer *qtimer() const;
void start(QObject *receiver, const char *member);
void stop();
bool isActive() const;
unsigned int ms() const;
bool singleShot() const;
void notifyAll();
void addNotify(SVGElementImpl *element);
void removeNotify(SVGElementImpl *element);
private:
unsigned int m_ms;
bool m_invoked, m_singleShot;
QTimer *m_timer;
SVGNotifyList m_notifyList;
};
typedef QValueList<SVGTimer *> SVGTimerList;
class SVGDocumentImpl;
class SVGTimeScheduler : public QObject
{
Q_OBJECT
public:
SVGTimeScheduler(SVGDocumentImpl *doc);
~SVGTimeScheduler();
// Adds singleShot Timers
void addTimer(SVGElementImpl *element, unsigned int ms);
// (Dis-)Connects to interval timer with ms = 'staticTimerInterval'
void connectIntervalTimer(SVGElementImpl *element);
void disconnectIntervalTimer(SVGElementImpl *element);
void startAnimations();
void toggleAnimations();
bool animationsPaused() const;
// time elapsed in seconds after creation of this object
float elapsed() const;
static const unsigned int staticTimerInterval;
private slots:
void slotTimerNotify();
private:
SVGDocumentImpl *m_doc;
SVGTimerList m_timerList;
SVGTimer *m_intervalTimer;
QTime m_creationTime;
};
}
#endif
// vim:ts=4:noet
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