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Diffstat (limited to 'src/3rdparty/phonon/mmf/abstractmediaplayer.h')
-rw-r--r-- | src/3rdparty/phonon/mmf/abstractmediaplayer.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/3rdparty/phonon/mmf/abstractmediaplayer.h b/src/3rdparty/phonon/mmf/abstractmediaplayer.h new file mode 100644 index 0000000..698b899 --- /dev/null +++ b/src/3rdparty/phonon/mmf/abstractmediaplayer.h @@ -0,0 +1,119 @@ +/* This file is part of the KDE project. + +Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). + +This library is free software: you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation, either version 2.1 or 3 of the License. + +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, see <http://www.gnu.org/licenses/>. + +*/ + +#ifndef PHONON_MMF_ABSTRACTMEDIAPLAYER_H +#define PHONON_MMF_ABSTRACTMEDIAPLAYER_H + +#include <QTimer> +#include <QScopedPointer> +#include <e32std.h> +#include "abstractplayer.h" + +class RFile; + +QT_BEGIN_NAMESPACE + +namespace Phonon +{ +namespace MMF +{ +class AudioOutput; + +/** + * Interface via which MMF client APIs for both audio and video can be + * accessed. + */ +class AbstractMediaPlayer : public AbstractPlayer +{ + Q_OBJECT + +protected: + AbstractMediaPlayer(); + explicit AbstractMediaPlayer(const AbstractPlayer& player); + +public: + // MediaObjectInterface + virtual void play(); + virtual void pause(); + virtual void stop(); + virtual void seek(qint64 milliseconds); + virtual bool isSeekable() const; + virtual MediaSource source() const; + virtual void setFileSource(const Phonon::MediaSource&, RFile&); + virtual void setNextSource(const MediaSource &source); + + // VolumeObserver + virtual void volumeChanged(qreal volume); + +protected: + // AbstractPlayer + virtual void doSetTickInterval(qint32 interval); + + virtual void doPlay() = 0; + virtual void doPause() = 0; + virtual void doStop() = 0; + virtual void doSeek(qint64 pos) = 0; + virtual int setDeviceVolume(int mmfVolume) = 0; + virtual int openFile(RFile& file) = 0; + virtual void close() = 0; + + /** + * Changes state and emits stateChanged() + */ + virtual void changeState(PrivateState newState); + +protected: + bool tickTimerRunning() const; + void startTickTimer(); + void stopTickTimer(); + void maxVolumeChanged(int maxVolume); + + static qint64 toMilliSeconds(const TTimeIntervalMicroSeconds &); + +private: + void doVolumeChanged(); + +private Q_SLOTS: + /** + * Receives signal from m_tickTimer + */ + void tick(); + +private: + /** + * This flag is set to true if play is called when the object is + * in a Loading state. Once loading is complete, playback will + * be started. + */ + bool m_playPending; + + QScopedPointer<QTimer> m_tickTimer; + + int m_mmfMaxVolume; + + MediaSource m_source; + MediaSource m_nextSource; + +}; +} +} + +QT_END_NAMESPACE + +#endif + |