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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