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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtQuick 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 QSGWINDOWSRENDERLOOP_P_H
-#define QSGWINDOWSRENDERLOOP_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include <QtCore/QObject>
-#include <QtCore/QElapsedTimer>
-
-#include <QOpenGLContext>
-
-#include "qsgrenderloop_p.h"
-
-QT_BEGIN_NAMESPACE
-
-class QSGRenderContext;
-class QSGDefaultRenderContext;
-
-class QSGWindowsRenderLoop : public QSGRenderLoop
-{
- Q_OBJECT
-public:
- explicit QSGWindowsRenderLoop();
- ~QSGWindowsRenderLoop();
-
- void show(QQuickWindow *window) override;
- void hide(QQuickWindow *window) override;
-
- void windowDestroyed(QQuickWindow *window) override;
-
- void exposureChanged(QQuickWindow *window) override;
- QImage grab(QQuickWindow *window) override;
-
- void update(QQuickWindow *window) override;
- void maybeUpdate(QQuickWindow *window) override;
-
- QAnimationDriver *animationDriver() const override { return m_animationDriver; }
-
- QSGContext *sceneGraphContext() const override { return m_sg; }
- QSGRenderContext *createRenderContext(QSGContext *) const override;
-
- void releaseResources(QQuickWindow *) override;
-
- void render();
- void renderWindow(QQuickWindow *window);
-
- bool event(QEvent *event) override;
- bool anyoneShowing() const;
-
- bool interleaveIncubation() const override;
-
-public Q_SLOTS:
- void started();
- void stopped();
-
-private:
- struct WindowData {
- QQuickWindow *window;
- bool pendingUpdate;
- };
-
- void handleObscurity();
- void maybePostUpdateTimer();
- WindowData *windowData(QQuickWindow *window);
-
- QList<WindowData> m_windows;
-
- QOpenGLContext *m_gl;
- QSGContext *m_sg;
- QSGDefaultRenderContext *m_rc;
-
- QAnimationDriver *m_animationDriver;
-
- int m_updateTimer;
- int m_animationTimer;
-
- int m_vsyncDelta;
-};
-
-QT_END_NAMESPACE
-
-#endif // QSGWINDOWSRENDERLOOP_P_H