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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtOpenGL module 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 The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or (at your option) the GNU General
-** Public license version 3 or any later version approved by the KDE Free
-** Qt Foundation. The licenses are as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-2.0.html and
-** https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QGLPAINTDEVICE_P_H
-#define QGLPAINTDEVICE_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists for the convenience
-// of the Qt OpenGL module. This header file may change from
-// version to version without notice, or even be removed.
-//
-// We mean it.
-//
-
-
-#include <qpaintdevice.h>
-#include <QtOpenGL/qgl.h>
-
-
-QT_BEGIN_NAMESPACE
-
-class Q_OPENGL_EXPORT QGLPaintDevice : public QPaintDevice
-{
-public:
- QGLPaintDevice();
- virtual ~QGLPaintDevice();
-
- int devType() const override {return QInternal::OpenGL;}
-
- virtual void beginPaint();
- virtual void ensureActiveTarget();
- virtual void endPaint();
-
- virtual QGLContext* context() const = 0;
- virtual QGLFormat format() const;
- virtual QSize size() const = 0;
- virtual bool alphaRequested() const;
- virtual bool isFlipped() const;
-
- // returns the QGLPaintDevice for the given QPaintDevice
- static QGLPaintDevice* getDevice(QPaintDevice*);
-
-protected:
- int metric(QPaintDevice::PaintDeviceMetric metric) const override;
- GLuint m_previousFBO;
- GLuint m_thisFBO;
-};
-
-
-// Wraps a QGLWidget
-class QGLWidget;
-class Q_OPENGL_EXPORT QGLWidgetGLPaintDevice : public QGLPaintDevice
-{
-public:
- QGLWidgetGLPaintDevice();
-
- virtual QPaintEngine* paintEngine() const override;
-
- // QGLWidgets need to do swapBufers in endPaint:
- virtual void beginPaint() override;
- virtual void endPaint() override;
- virtual QSize size() const override;
- virtual QGLContext* context() const override;
-
- void setWidget(QGLWidget*);
-
-private:
- friend class QGLWidget;
- QGLWidget *glWidget;
-};
-
-QT_END_NAMESPACE
-
-#endif // QGLPAINTDEVICE_P_H