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    41 

    42 #ifndef QDECLARATIVEMEDIABASE_P_H

    43 #define QDECLARATIVEMEDIABASE_P_H

    44 

    45 //

    46 //  W A R N I N G

    47 //  -------------

    48 //

    49 // This file is not part of the Qt API.  It exists for the convenience

    50 // of other Qt classes.  This header file may change from version to

    51 // version without notice, or even be removed.

    52 //

    53 // We mean it.

    54 //

    55 

    56 #include <QtCore/qbasictimer.h>

    57 #include <qmediaplayer.h>

    58 

    59 QT_BEGIN_HEADER

    60 

    61 QT_BEGIN_NAMESPACE

    62 

    63 class QMediaPlayerControl;

    64 class QMediaService;

    65 class QMediaServiceProvider;

    66 class QMetaDataReaderControl;

    67 class QMetaDataControlMetaObject;

    68 class QDeclarativeMediaBaseAnimation;

    69 

    70 class QDeclarativeMediaBase

    71 {

    72 public:

    73     QDeclarativeMediaBase();

    74     virtual ~QDeclarativeMediaBase();

    75 

    76     QUrl source() const;

    77     void setSource(const QUrl &url);

    78 

    79     bool isAutoLoad() const;

    80     void setAutoLoad(bool autoLoad);

    81 

    82     bool isPlaying() const;

    83     void setPlaying(bool playing);

    84 

    85     bool isPaused() const;

    86     void setPaused(bool paused);

    87 

    88     int duration() const;

    89 

    90     int position() const;

    91     void setPosition(int position);

    92 

    93     qreal volume() const;

    94     void setVolume(qreal volume);

    95 

    96     bool isMuted() const;

    97     void setMuted(bool muted);

    98 

    99     qreal bufferProgress() const;

   100 

   101     bool isSeekable() const;

   102 

   103     qreal playbackRate() const;

   104     void setPlaybackRate(qreal rate);

   105 

   106     QString errorString() const;

   107 

   108     void _q_stateChanged(QMediaPlayer::State state);

   109     void _q_mediaStatusChanged(QMediaPlayer::MediaStatus status);

   110 

   111     void _q_metaDataChanged();

   112 

   113     void componentComplete();

   114 

   115 protected:

   116     void shutdown();

   117 

   118     void setObject(QObject *object);

   119 

   120     virtual void sourceChanged() = 0;

   121     virtual void autoLoadChanged() = 0;

   122     virtual void playingChanged() = 0;

   123     virtual void pausedChanged() = 0;

   124 

   125     virtual void started() = 0;

   126     virtual void resumed() = 0;

   127     virtual void paused() = 0;

   128     virtual void stopped() = 0;

   129 

   130     virtual void statusChanged() = 0;

   131 

   132     virtual void loaded() = 0;

   133     virtual void buffering() = 0;

   134     virtual void stalled() = 0;

   135     virtual void buffered() = 0;

   136     virtual void endOfMedia() = 0;

   137 

   138     virtual void durationChanged() = 0;

   139     virtual void positionChanged() = 0;

   140 

   141     virtual void volumeChanged() = 0;

   142     virtual void mutedChanged() = 0;

   143 

   144     virtual void bufferProgressChanged() = 0;

   145 

   146     virtual void seekableChanged() = 0;

   147     virtual void playbackRateChanged() = 0;

   148 

   149     virtual void errorChanged() = 0;

   150 

   151     bool m_paused;

   152     bool m_playing;

   153     bool m_autoLoad;

   154     bool m_loaded;

   155     bool m_muted;

   156     int m_position;

   157     qreal m_vol;

   158     qreal m_playbackRate;

   159     QMediaService *m_mediaService;

   160     QMediaPlayerControl *m_playerControl;

   161 

   162     QMediaObject *m_mediaObject;

   163     QMediaServiceProvider *m_mediaProvider;

   164     QMetaDataReaderControl *m_metaDataControl;

   165     QMetaDataControlMetaObject *m_metaObject;

   166     QDeclarativeMediaBaseAnimation *m_animation;

   167 

   168     QMediaPlayer::State m_state;

   169     QMediaPlayer::MediaStatus m_status;

   170     QMediaPlayer::Error m_error;

   171     QString m_errorString;

   172     QUrl m_source;

   173 

   174     friend class QDeclarativeMediaBaseAnimation;

   175 };

   176 

   177 QT_END_NAMESPACE

   178 

   179 QT_END_HEADER

   180 

   181 #endif