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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui/qpaintdevice.h>
#include <QtGui/qpixmap.h>
#include <QtGui/qwidget.h>
#include "qegl_p.h"
#if !defined(QT_NO_EGL)
#include <qscreen_qws.h>
#include <qscreenproxy_qws.h>
#include <qapplication.h>
#include <qdesktopwidget.h>
QT_BEGIN_NAMESPACE
// Create the surface for a QPixmap, QImage, or QWidget.
// We don't have QGLScreen to create EGL surfaces for us,
// so surface creation needs to be done in QtOpenGL or
// QtOpenVG for Qt/Embedded.
EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties)
{
Q_UNUSED(device);
Q_UNUSED(properties);
return EGL_NO_SURFACE;
}
EGLDisplay QEglContext::getDisplay(QPaintDevice *device)
{
Q_UNUSED(device);
return eglGetDisplay(EGLNativeDisplayType(EGL_DEFAULT_DISPLAY));
}
static QScreen *screenForDevice(QPaintDevice *device)
{
QScreen *screen = qt_screen;
if (!screen)
return 0;
if (screen->classId() == QScreen::MultiClass) {
int screenNumber;
if (device && device->devType() == QInternal::Widget)
screenNumber = qApp->desktop()->screenNumber(static_cast<QWidget *>(device));
else
screenNumber = 0;
screen = screen->subScreens()[screenNumber];
}
while (screen->classId() == QScreen::ProxyClass) {
screen = static_cast<QProxyScreen *>(screen)->screen();
}
return screen;
}
// Set pixel format and other properties based on a paint device.
void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev)
{
if (!dev)
return;
// Find the QGLScreen for this paint device.
QScreen *screen = screenForDevice(dev);
if (!screen)
return;
int devType = dev->devType();
if (devType == QInternal::Image)
setPixelFormat(static_cast<QImage *>(dev)->format());
else
setPixelFormat(screen->pixelFormat());
}
QT_END_NAMESPACE
#endif // !QT_NO_EGL
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