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     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

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     7 ** This file is part of the Qt Mobility Components.

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    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

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    24 ** In addition, as a special exception, Nokia gives you certain additional

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #ifndef QMEDIAPLAYERCONTROL_H

    43 #define QMEDIAPLAYERCONTROL_H

    44 

    45 #include "qmediacontrol.h"

    46 #include "qmediaplayer.h"

    47 #include "qmediatimerange.h"

    48 

    49 #include <QtCore/qpair.h>

    50 

    51 QT_BEGIN_NAMESPACE

    52 

    53 class QMediaPlaylist;

    54 

    55 class Q_MULTIMEDIA_EXPORT QMediaPlayerControl : public QMediaControl

    56 {

    57     Q_OBJECT

    58 

    59 public:

    60     ~QMediaPlayerControl();

    61 

    62     virtual QMediaPlayer::State state() const = 0;

    63 

    64     virtual QMediaPlayer::MediaStatus mediaStatus() const = 0;

    65 

    66     virtual qint64 duration() const = 0;

    67 

    68     virtual qint64 position() const = 0;

    69     virtual void setPosition(qint64 position) = 0;

    70 

    71     virtual int volume() const = 0;

    72     virtual void setVolume(int volume) = 0;

    73 

    74     virtual bool isMuted() const = 0;

    75     virtual void setMuted(bool muted) = 0;

    76 

    77     virtual int bufferStatus() const = 0;

    78 

    79     virtual bool isAudioAvailable() const = 0;

    80     virtual bool isVideoAvailable() const = 0;

    81 

    82     virtual bool isSeekable() const = 0;

    83 

    84     virtual QMediaTimeRange availablePlaybackRanges() const = 0;

    85 

    86     virtual qreal playbackRate() const = 0;

    87     virtual void setPlaybackRate(qreal rate) = 0;

    88 

    89     virtual QMediaContent media() const = 0;

    90     virtual const QIODevice *mediaStream() const = 0;

    91     virtual void setMedia(const QMediaContent &media, QIODevice *stream) = 0;

    92 

    93     virtual void play() = 0;

    94     virtual void pause() = 0;

    95     virtual void stop() = 0;

    96 

    97 Q_SIGNALS:

    98     void mediaChanged(const QMediaContent& content);

    99     void durationChanged(qint64 duration);

   100     void positionChanged(qint64 position);

   101     void stateChanged(QMediaPlayer::State newState);

   102     void mediaStatusChanged(QMediaPlayer::MediaStatus status);

   103     void volumeChanged(int volume);

   104     void mutedChanged(bool muted);

   105     void audioAvailableChanged(bool audioAvailable);

   106     void videoAvailableChanged(bool videoAvailable);

   107     void bufferStatusChanged(int percentFilled);

   108     void seekableChanged(bool);

   109     void availablePlaybackRangesChanged(const QMediaTimeRange&);

   110     void playbackRateChanged(qreal rate);

   111     void error(int error, const QString &errorString);

   112 

   113 protected:

   114     QMediaPlayerControl(QObject* parent = 0);

   115 };

   116 

   117 #define QMediaPlayerControl_iid "com.nokia.Qt.QMediaPlayerControl/1.0"

   118 Q_MEDIA_DECLARE_CONTROL(QMediaPlayerControl, QMediaPlayerControl_iid)

   119 

   120 QT_END_NAMESPACE

   121 

   122 #endif  // QMEDIAPLAYERCONTROL_H

   123