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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qminimaleglbackingstore.h"
#include <QtGui/QOpenGLContext>
#include <QtGui/QOpenGLPaintDevice>
QT_BEGIN_NAMESPACE
QMinimalEglBackingStore::QMinimalEglBackingStore(QWindow *window)
: QPlatformBackingStore(window)
, m_context(new QOpenGLContext)
{
m_context->setFormat(window->requestedFormat());
m_context->setScreen(window->screen());
m_context->create();
}
QMinimalEglBackingStore::~QMinimalEglBackingStore()
{
delete m_context;
}
QPaintDevice *QMinimalEglBackingStore::paintDevice()
{
return m_device;
}
void QMinimalEglBackingStore::flush(QWindow *window, const QRegion ®ion, const QPoint &offset)
{
Q_UNUSED(region);
Q_UNUSED(offset);
#ifdef QEGL_EXTRA_DEBUG
qWarning("QEglBackingStore::flush %p", window);
#endif
m_context->swapBuffers(window);
}
void QMinimalEglBackingStore::beginPaint(const QRegion &)
{
// needed to prevent QOpenGLContext::makeCurrent() from failing
window()->setSurfaceType(QSurface::OpenGLSurface);
m_context->makeCurrent(window());
m_device = new QOpenGLPaintDevice(window()->size());
}
void QMinimalEglBackingStore::endPaint()
{
delete m_device;
}
void QMinimalEglBackingStore::resize(const QSize &size, const QRegion &staticContents)
{
Q_UNUSED(size);
Q_UNUSED(staticContents);
}
QT_END_NAMESPACE
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