diff options
Diffstat (limited to 'src/gui/egl/qegl_qws.cpp')
-rw-r--r-- | src/gui/egl/qegl_qws.cpp | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/gui/egl/qegl_qws.cpp b/src/gui/egl/qegl_qws.cpp new file mode 100644 index 0000000..32cf9f6 --- /dev/null +++ b/src/gui/egl/qegl_qws.cpp @@ -0,0 +1,111 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://qt.nokia.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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. +bool QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties) +{ + Q_UNUSED(device); + Q_UNUSED(properties); + return false; +} + +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 |