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#include "qmlgraphicsvideo_p.h"

#include <qmediaplayercontrol.h>

#include <qmediaservice.h>

#include <qpaintervideosurface_p.h>

#include <qvideooutputcontrol.h>

#include <qvideorenderercontrol.h>

QML_DEFINE_TYPE(Qt,4,6,Video,QTM_PREPEND_NAMESPACE(QmlGraphicsVideo));

QTM_BEGIN_NAMESPACE

void QmlGraphicsVideo::_q_nativeSizeChanged(const QSizeF &size)

{

    setImplicitWidth(size.width());

    setImplicitHeight(size.height());

}

void QmlGraphicsVideo::_q_error(QMediaPlayer::Error errorCode, const QString &errorString)

{

    m_error = errorCode;

    m_errorString = errorString;

    emit error(Error(errorCode), errorString);

    emit errorChanged();

}

/*!

    \qmlclass Video QmlGraphicsVideo

    \brief The Video element allows you to add videos to a scene.

    \inherits Item

*/

/*!

    \internal

    \class QmlGraphicsVideo

    \brief The QmlGraphicsVideo class provides a video item that you can add to a QmlView.

*/

QmlGraphicsVideo::QmlGraphicsVideo(QmlGraphicsItem *parent)

    : QmlGraphicsItem(parent)

    , m_graphicsItem(0)

    , m_fillMode(QmlGraphicsVideo::PreserveAspectFit)

{

    m_graphicsItem = new QGraphicsVideoItem(this);

    connect(m_graphicsItem, SIGNAL(nativeSizeChanged(QSizeF)),

            this, SLOT(_q_nativeSizeChanged(QSizeF)));

    setObject(this);

    if (m_mediaService) {

        connect(m_playerControl, SIGNAL(audioAvailableChanged(bool)),

                this, SIGNAL(hasAudioChanged()));

        connect(m_playerControl, SIGNAL(videoAvailableChanged(bool)),

                this, SIGNAL(hasVideoChanged()));

        m_graphicsItem->setMediaObject(m_mediaObject);

    }

}

QmlGraphicsVideo::~QmlGraphicsVideo()

{

    shutdown();

    delete m_graphicsItem;

}

/*!

    \qmlproperty url Video::source

    This property holds the source URL of the video.

*/

/*!

    \qmlproperty bool Video::playing

    This property holds whether the video is playing.

*/

/*!

    \qmlproperty bool Video::paused

    This property holds whether the video is paused.

*/

/*!

    \qmlsignal Video::onStarted()

    This handler is called when playback is started.

*/

/*!

    \qmlsignal Video::onResumed()

    This handler is called when playback is resumed from the paused state.

*/

/*!

    \qmlsignal Video::onPaused()

    This handler is called when playback is paused.

*/

/*!

    \qmlsignal Video::onStopped()

    This handler is called when playback is stopped.

*/

/*!

    \qmlproperty enum Video::status

    This property holds the status of video loading. It can be one of:

    \list

    \o NoMedia - no video has been set.

    \o Loading - the video is currently being loaded.

    \o Loaded - the video has been loaded.

    \o Buffering - the video is buffering data.

    \o Stalled - playback has been interrupted while the video is buffering data.

    \o Buffered - the video has buffered data.

    \o EndOfMedia - the video has played to the end.

    \o InvalidMedia - the video cannot be played.

    \o UnknownStatus - the status of the video is unknown.

    \endlist

*/

QmlGraphicsVideo::Status QmlGraphicsVideo::status() const

{

    return Status(m_status);

}

/*!

    \qmlsignal Video::onLoaded()

    This handler is called when the video source has been loaded.

*/

/*!

    \qmlsignal Video::onBuffering()

    This handler is called when the video stream starts buffering.

*/

/*!

    \qmlsignal Video::onStalled()

    This handler is called when playback has stalled while the video stream buffers.

*/

/*!

    \qmlsignal Video::onBuffered()

    This handler is called when the video stream has finished buffering.

*/

/*!

    \qmlsignal Video::onEndOfMedia

    This handler is called when playback stops because end of the video has been reached.

*/

/*!

    \qmlproperty int Video::duration

    This property holds the duration of the video in milliseconds.

    If the video doesn't have a fixed duration (a live stream for example) this will be 0.

*/

/*!

    \qmlproperty int Video::position

    This property holds the current playback position in milliseconds.

*/

/*!

    \qmlproperty qreal Video::volume

    This property holds the volume of the audio output, from 0.0 (silent) to 1.0 (maximum volume).

*/

/*!

    \qmlproperty bool Video::muted

    This property holds whether the audio output is muted.

*/

/*!

    \qmlproperty bool Audio::hasAudio

    This property holds whether the source contains audio.

*/

bool QmlGraphicsVideo::hasAudio() const

{

    return m_playerControl->isAudioAvailable();

}

/*!

    \qmlproperty bool Video::hasVideo

    This property holds whether the source contains video.

*/

bool QmlGraphicsVideo::hasVideo() const

{

    return m_playerControl->isVideoAvailable();

}

/*!

    \qmlproperty qreal Video::bufferProgress

    This property holds how much of the data buffer is currently filled, from 0.0 (empty) to 1.0

    (full).

*/

/*!

    \qmlproperty bool Video::seekable

    This property holds whether position of the video can be changed.

*/

/*!

    \qmlproperty qreal playbackRate

    This property holds the rate at which video is played at as a multiple of the normal rate.

*/

/*!

    \qmlproperty enum Video::error

    This property holds the error state of the video.  It can be one of:

    \list

    \o NoError - there is no current error.

    \o ResourceError - the video cannot be played due to a problem allocating resources.

    \o FormatError - the video format is not supported.

    \o NetworkError - the video cannot be played due to network issues.

    \o AccessDenied - the video cannot be played due to insufficient permissions.

    \o ServiceMissing -  the video cannot be played because the media service could not be

    instantiated.

    \endlist

*/

QmlGraphicsVideo::Error QmlGraphicsVideo::error() const

{

    return Error(m_error);

}

/*!

    \qmlproperty string Video::errorString

    This property holds a string describing the current error condition in more detail.

*/

/*!

    \qmlproperty Video::onError(error, errorString)

    This property is called when an \l {Error}{error} has occurred.  The errorString parameter

    may contain more detailed information about the error.

*/

/*!

    \qmlproperty enum Video::FillMode

    Set this property to define how the video is scaled to fit the target area.

    \list

    \o Stretch - the video is scaled to fit.

    \o PreserveAspectFit - the video is scaled uniformly to fit without cropping

    \o PreserveAspectCrop - the video is scaled uniformly to fill, cropping if necessary

    \endlist

*/

QmlGraphicsVideo::FillMode QmlGraphicsVideo::fillMode() const

{

    return FillMode(m_graphicsItem->aspectRatioMode());

}

void QmlGraphicsVideo::setFillMode(FillMode mode)

{

    m_graphicsItem->setAspectRatioMode(Qt::AspectRatioMode(mode));

}

/*!

    \qmlmethod Video::play()

    Starts playback of the video.

*/

void QmlGraphicsVideo::play()

{

    m_playerControl->play();

}

/*!

    \qmlmethod Video::pause()

    Pauses playback of the video.

*/

void QmlGraphicsVideo::pause()

{

    m_playerControl->pause();

}

/*!

    \qmlmethod Video::stop()

    Stops playback of the video.

*/

void QmlGraphicsVideo::stop()

{

    m_playerControl->stop();

}

void QmlGraphicsVideo::paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *)

{

}

void QmlGraphicsVideo::geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)

{

    m_graphicsItem->setSize(newGeometry.size());

    QmlGraphicsItem::geometryChanged(newGeometry, oldGeometry);

}

#include "moc_qmlgraphicsvideo_p.cpp"

QTM_END_NAMESPACE