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    41 

    42 #ifndef QMLMEDIABASE_P_H

    43 #define QMLMEDIABASE_P_H

    44 

    45 

    46 #include <qmediaplayer.h>

    47 #include <QtCore/qbasictimer.h>

    48 

    49 QTM_BEGIN_NAMESPACE

    50 

    51 class QMediaPlayerControl;

    52 class QMediaService;

    53 class QMediaServiceProvider;

    54 class QMetaDataControl;

    55 class QMetaDataControlMetaObject;

    56 class QmlMediaBaseAnimation;

    57 

    58 class QmlMediaBase

    59 {

    60 public:

    61     QmlMediaBase();

    62     virtual ~QmlMediaBase();

    63 

    64     QUrl source() const;

    65     void setSource(const QUrl &url);

    66 

    67     bool isPlaying() const;

    68     void setPlaying(bool playing);

    69 

    70     bool isPaused() const;

    71     void setPaused(bool paused);

    72 

    73     int duration() const;

    74 

    75     int position() const;

    76     void setPosition(int position);

    77 

    78     qreal volume() const;

    79     void setVolume(qreal volume);

    80 

    81     bool isMuted() const;

    82     void setMuted(bool muted);

    83 

    84     qreal bufferProgress() const;

    85 

    86     bool isSeekable() const;

    87 

    88     qreal playbackRate() const;

    89     void setPlaybackRate(qreal rate);

    90 

    91     QString errorString() const;

    92 

    93     void _q_stateChanged(QMediaPlayer::State state);

    94     void _q_mediaStatusChanged(QMediaPlayer::MediaStatus status);

    95 

    96     void _q_metaDataChanged();

    97 

    98 protected:

    99     void shutdown();

   100 

   101     void setObject(QObject *object);

   102 

   103     virtual void sourceChanged() = 0;

   104 

   105     virtual void playingChanged() = 0;

   106     virtual void pausedChanged() = 0;

   107 

   108     virtual void started() = 0;

   109     virtual void resumed() = 0;

   110     virtual void paused() = 0;

   111     virtual void stopped() = 0;

   112 

   113     virtual void statusChanged() = 0;

   114 

   115     virtual void loaded() = 0;

   116     virtual void buffering() = 0;

   117     virtual void stalled() = 0;

   118     virtual void buffered() = 0;

   119     virtual void endOfMedia() = 0;

   120 

   121     virtual void durationChanged() = 0;

   122     virtual void positionChanged() = 0;

   123 

   124     virtual void volumeChanged() = 0;

   125     virtual void mutedChanged() = 0;

   126 

   127     virtual void bufferProgressChanged() = 0;

   128 

   129     virtual void seekableChanged() = 0;

   130     virtual void playbackRateChanged() = 0;

   131 

   132     QMediaService *m_mediaService;

   133     QMediaPlayerControl *m_playerControl;

   134 

   135     QMediaObject *m_mediaObject;

   136     QMediaServiceProvider *m_mediaProvider;

   137     QMetaDataControl *m_metaDataControl;

   138     QMetaDataControlMetaObject *m_metaObject;

   139     QmlMediaBaseAnimation *m_animation;

   140 

   141     QMediaPlayer::State m_state;

   142     QMediaPlayer::MediaStatus m_status;

   143     QMediaPlayer::Error m_error;

   144     QString m_errorString;

   145 

   146     friend class QmlMediaBaseAnimation;

   147 };

   148 

   149 QTM_END_NAMESPACE

   150 

   151 #endif