diff options
Diffstat (limited to 'src/platformsupport/eglconvenience/qeglplatformwindow.cpp')
-rw-r--r-- | src/platformsupport/eglconvenience/qeglplatformwindow.cpp | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/src/platformsupport/eglconvenience/qeglplatformwindow.cpp b/src/platformsupport/eglconvenience/qeglplatformwindow.cpp new file mode 100644 index 0000000000..a635bfff29 --- /dev/null +++ b/src/platformsupport/eglconvenience/qeglplatformwindow.cpp @@ -0,0 +1,118 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** 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, Digia gives you certain additional +** rights. These rights are described in the Digia 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <qpa/qwindowsysteminterface.h> + +#include "qeglplatformwindow_p.h" +#include "qeglplatformbackingstore_p.h" +#include "qeglplatformscreen_p.h" + +QT_BEGIN_NAMESPACE + +/*! + \class QEGLPlatformWindow + \brief Base class for EGL-based platform window implementations. + \since 5.2 + \internal + \ingroup qpa + + Lightweight class providing some basic platform window operations + and interfacing with QEGLPlatformBackingStore. + + Almost no QPlatformWindow functions are implemented here. This is + intentional because different platform plugins may use different + strategies for their window management (some may force fullscreen + windows, some may not, some may share the underlying native + surface, some may not, etc.) and therefore it is not sensible to + enforce anything for these functions. + + \note Subclasses are responsible for invoking this class' + implementation of create(). When using QEGLPlatformScreen, the + subclasses of this class are expected to utilize the window stack + management functions (addWindow() etc.) provided there. + */ + +QEGLPlatformWindow::QEGLPlatformWindow(QWindow *w) + : QPlatformWindow(w), + m_winId(0) +{ +} + +static WId newWId() +{ + static WId id = 0; + + if (id == std::numeric_limits<WId>::max()) + qWarning("QEGLPlatformWindow: Out of window IDs"); + + return ++id; +} + +void QEGLPlatformWindow::create() +{ + m_winId = newWId(); + + // Save the original surface type before changing to OpenGLSurface. + m_raster = (window()->surfaceType() == QSurface::RasterSurface); + window()->setSurfaceType(QSurface::OpenGLSurface); + + if (window()->type() == Qt::Desktop) { + QRect fullscreenRect(QPoint(), screen()->availableGeometry().size()); + QPlatformWindow::setGeometry(fullscreenRect); + QWindowSystemInterface::handleGeometryChange(window(), fullscreenRect); + return; + } +} + +uint QEGLPlatformWindow::texture() const +{ + if (m_backingStore) + return m_backingStore->texture(); + + return 0; +} + +WId QEGLPlatformWindow::winId() const +{ + return m_winId; +} + +QT_END_NAMESPACE |