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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 "quikitwindowsurface.h"
#include "quikitwindow.h"
#include <QtOpenGL/private/qgl_p.h>
#include <QtOpenGL/private/qglpaintdevice_p.h>
#include <QtDebug>
class EAGLPaintDevice;
@interface PaintDeviceHelper : NSObject {
EAGLPaintDevice *device;
}
@property (nonatomic, assign) EAGLPaintDevice *device;
- (void)eaglView:(EAGLView *)view usesFramebuffer:(GLuint)buffer;
@end
class EAGLPaintDevice : public QGLPaintDevice
{
public:
EAGLPaintDevice(QPlatformWindow *window)
:QGLPaintDevice(), mWindow(window)
{
#if defined(QT_OPENGL_ES_2)
helper = [[PaintDeviceHelper alloc] init];
helper.device = this;
EAGLView *view = static_cast<QUIKitWindow *>(window)->nativeView();
view.delegate = helper;
m_thisFBO = view.fbo;
#endif
}
~EAGLPaintDevice()
{
#if defined(QT_OPENGL_ES_2)
[helper release];
#endif
}
void setFramebuffer(GLuint buffer) { m_thisFBO = buffer; }
int devType() const { return QInternal::OpenGL; }
QSize size() const { return mWindow->geometry().size(); }
QGLContext* context() const { return QGLContext::fromPlatformGLContext(mWindow->glContext()); }
QPaintEngine *paintEngine() const { return qt_qgl_paint_engine(); }
private:
QPlatformWindow *mWindow;
PaintDeviceHelper *helper;
};
@implementation PaintDeviceHelper
@synthesize device;
- (void)eaglView:(EAGLView *)view usesFramebuffer:(GLuint)buffer
{
Q_UNUSED(view)
if (device)
device->setFramebuffer(buffer);
}
@end
QT_BEGIN_NAMESPACE
QUIKitWindowSurface::QUIKitWindowSurface(QWidget *window)
: QWindowSurface(window), mPaintDevice(new EAGLPaintDevice(window->platformWindow()))
{
}
QPaintDevice *QUIKitWindowSurface::paintDevice()
{
return mPaintDevice;
}
void QUIKitWindowSurface::flush(QWidget *widget, const QRegion ®ion, const QPoint &offset)
{
Q_UNUSED(widget);
Q_UNUSED(region);
Q_UNUSED(offset);
widget->platformWindow()->glContext()->swapBuffers();
}
QWindowSurface::WindowSurfaceFeatures QUIKitWindowSurface::features() const
{
return PartialUpdates;
}
QT_END_NAMESPACE
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