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/*
Copyright (C) 2012 Collabora Ltd. <info@collabora.com>
@author George Kiagiadakis <george.kiagiadakis@collabora.com>
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "graphicsvideowidget.h"
#include "graphicsvideosurface_p.h"
#include "../../QGlib/signal.h"
namespace QGst {
namespace Ui {
GraphicsVideoWidget::GraphicsVideoWidget(QGraphicsItem *parent, Qt::WindowFlags wFlags)
: QGraphicsWidget(parent, wFlags)
{
setFlag(QGraphicsItem::ItemHasNoContents, false);
}
GraphicsVideoWidget::~GraphicsVideoWidget()
{
setSurface(0);
}
GraphicsVideoSurface *GraphicsVideoWidget::surface() const
{
return m_surface.data();
}
void GraphicsVideoWidget::setSurface(GraphicsVideoSurface *surface)
{
if (m_surface) {
m_surface.data()->d->items.remove(this);
}
m_surface = surface;
if (m_surface) {
m_surface.data()->d->items.insert(this);
}
}
void GraphicsVideoWidget::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
QRectF r = rect();
if (!m_surface || m_surface.data()->d->videoSink.isNull() ||
widget != m_surface.data()->d->view->viewport()
) {
painter->fillRect(r, Qt::black);
} else {
QGlib::emit<void>(m_surface.data()->d->videoSink, "paint",
(void*)painter, r.x(), r.y(), r.width(), r.height());
}
}
} // namespace Ui
} // namespace QGst
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