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/****************************************************************************
**
** 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 "qandroidopenglplatformwindow.h"
#include "androidjnimain.h"
#include <qpa/qwindowsysteminterface.h>
QT_BEGIN_NAMESPACE
EGLSurface QAndroidOpenGLPlatformWindow::m_staticSurface = 0;
EGLNativeWindowType QAndroidOpenGLPlatformWindow::m_staticNativeWindow = 0;
QReadWriteLock QAndroidOpenGLPlatformWindow::m_staticSurfaceLock;
QBasicAtomicInt QAndroidOpenGLPlatformWindow::m_referenceCount = Q_BASIC_ATOMIC_INITIALIZER(0);
QAndroidOpenGLPlatformWindow::QAndroidOpenGLPlatformWindow(QWindow *window)
: QEglFSWindow(window)
{
}
QAndroidOpenGLPlatformWindow::~QAndroidOpenGLPlatformWindow()
{
destroy();
}
bool QAndroidOpenGLPlatformWindow::isExposed() const
{
return QtAndroid::nativeWindow(false) != 0 && QEglFSWindow::isExposed();
}
void QAndroidOpenGLPlatformWindow::invalidateSurface()
{
QWindowSystemInterface::handleExposeEvent(window(), QRegion()); // Obscure event
QWindowSystemInterface::flushWindowSystemEvents();
QEglFSWindow::invalidateSurface();
m_window = 0;
m_surface = 0;
if (!m_referenceCount.deref()){
QWriteLocker locker(&m_staticSurfaceLock);
EGLDisplay display = (static_cast<QEglFSScreen *>(window()->screen()->handle()))->display();
eglDestroySurface(display, m_staticSurface);
m_staticSurface = 0;
m_staticNativeWindow = 0;
}
}
void QAndroidOpenGLPlatformWindow::resetSurface()
{
m_referenceCount.ref();
if (m_staticSurface == 0) {
QWriteLocker locker(&m_staticSurfaceLock);
QEglFSWindow::resetSurface();
m_staticSurface = m_surface;
m_staticNativeWindow = m_window;
} else {
QReadLocker locker(&m_staticSurfaceLock);
Q_ASSERT(m_staticSurface != m_surface);
m_window = m_staticNativeWindow;
m_surface = m_staticSurface;
}
QWindowSystemInterface::handleExposeEvent(window(), QRegion(geometry())); // Expose event
QWindowSystemInterface::flushWindowSystemEvents();
}
void QAndroidOpenGLPlatformWindow::destroy()
{
if (!m_referenceCount.deref()) {
QEglFSWindow::destroy();
} else {
m_window = 0;
m_surface = 0;
}
}
void QAndroidOpenGLPlatformWindow::raise()
{
}
void QAndroidOpenGLPlatformWindow::setVisible(bool visible)
{
QEglFSWindow::setVisible(visible);
QWindowSystemInterface::handleExposeEvent(window(), QRegion(geometry())); // Expose event
QWindowSystemInterface::flushWindowSystemEvents();
}
QT_END_NAMESPACE
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