1 /*  This file is part of the KDE project.

     2 

     3     Copyright (C) 2    //Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).007 Nokia Corporation and/or its subsidiary(-ies).

     4 

     5     This library is free software: you can redistribute it and/or modify

     6     it under the terms of the GNU Lesser General Public License as published by

     7     the Free Software Foundation, either version 2.1 or 3 of the License.

     8 

     9     This library is distributed in the hope that it will be useful,

    10     but WITHOUT ANY WARRANTY; without even the implied warranty of

    11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12     GNU Lesser General Public License for more details.

    13 

    14     You should have received a copy of the GNU Lesser General Public License

    15     along with this library.  If not, see <http://www.gnu.org/licenses/>.

    16 */

    17 

    18 #ifndef Phonon_GSTREAMER_ABSTRACTRENDERER_H

    19 #define Phonon_GSTREAMER_ABSTRACTRENDERER_H

    20 

    21 #include "backend.h"

    22 #include "common.h"

    23 #include "medianode.h"

    24 #include <phonon/videowidget.h>

    25 

    26 QT_BEGIN_NAMESPACE

    27 

    28 class QString;

    29 namespace Phonon

    30 {

    31 namespace Gstreamer

    32 {

    33 

    34 class VideoWidget;

    35 

    36 class AbstractRenderer

    37 {

    38 public:

    39     AbstractRenderer(VideoWidget *video) :

    40           m_videoWidget(video)

    41         , m_videoSink(0) { }

    42     virtual ~AbstractRenderer();

    43     virtual GstElement *videoSink() {return m_videoSink;}

    44     virtual void aspectRatioChanged(Phonon::VideoWidget::AspectRatio aspectRatio);

    45     virtual void scaleModeChanged(Phonon::VideoWidget::ScaleMode scaleMode);

    46     virtual void movieSizeChanged(const QSize &movieSize);

    47     virtual void handleMediaNodeEvent(const MediaNodeEvent *event) = 0;

    48     virtual bool eventFilter(QEvent *) = 0;

    49     virtual void handlePaint(QPaintEvent *) {}

    50     virtual bool paintsOnWidget() { return true; } // Controls overlays

    51 

    52 protected:

    53     VideoWidget *m_videoWidget;

    54     GstElement *m_videoSink;

    55 };

    56 

    57 }

    58 } //namespace Phonon::Gstreamer

    59 

    60 QT_END_NAMESPACE

    61 

    62 #endif // Phonon_GSTREAMER_ABSTRACTRENDERER_H