/*  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_QT7_AUDIOOUTPUT_H

#define Phonon_QT7_AUDIOOUTPUT_H

#include <QtCore/QObject>

#include <phonon/audiooutputinterface.h>

#include <phonon/abstractaudiooutput.h>

#include "medianode.h"

#include "audionode.h"

QT_BEGIN_NAMESPACE

namespace Phonon

{

namespace QT7

{

    class AudioOutputAudioPart : public QObject, AudioNode

    {

        Q_OBJECT

        public:

            AudioOutputAudioPart();

            void setVolume(float volume);

            float volume();

        protected:

            ComponentDescription getAudioNodeDescription() const;

            void initializeAudioUnit();

        signals:

            void volumeChanged(qreal newVolume);

            void audioDeviceFailed();

        private:

            friend class AudioOutput;

            qreal m_volume;

            AudioDeviceID m_audioDevice;

            void setAudioDevice(AudioDeviceID device);

    };

    class AudioOutput : public MediaNode, public AudioOutputInterface

    {

        Q_OBJECT

        Q_INTERFACES(Phonon::AudioOutputInterface)

        public:

            AudioOutput(QObject *parent = 0);

            ~AudioOutput();

            qreal volume() const;

            void setVolume(qreal);

            int outputDevice() const;

            bool setOutputDevice(int);

        signals:

            void volumeChanged(qreal newVolume);

            void audioDeviceFailed();

        protected:

            void mediaNodeEvent(const MediaNodeEvent *event);

        private:

            AudioOutputAudioPart *m_audioOutput;

            int m_device;

            bool m_redirectToMovie;

    };

}} //namespace Phonon::QT7

QT_END_NAMESPACE

#endif // Phonon_QT7_AUDIOOUTPUT_H