qsgsoftwarerenderloop_p.h

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QSGSOFTWARERENDERLOOP_H

#define QSGSOFTWARERENDERLOOP_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 <private/qsgrenderloop_p.h>

QT_BEGIN_NAMESPACE

class QBackingStore;

class QSGSoftwareRenderLoop : public QSGRenderLoop

    Q_OBJECT

public:

    QSGSoftwareRenderLoop();

    ~QSGSoftwareRenderLoop();

    void show(QQuickWindow *window) override;

    void hide(QQuickWindow *window) override;

    void windowDestroyed(QQuickWindow *window) override;

    void renderWindow(QQuickWindow *window, bool isNewExpose = false);

    void exposureChanged(QQuickWindow *window) override;

    QImage grab(QQuickWindow *window) override;

    void maybeUpdate(QQuickWindow *window) override;

    void update(QQuickWindow *window) override { maybeUpdate(window); } // identical for this implementation.

    void handleUpdateRequest(QQuickWindow *) override;

    void releaseResources(QQuickWindow *) override { }

    QSurface::SurfaceType windowSurfaceType() const override;

    QAnimationDriver *animationDriver() const override { return 0; }

    QSGContext *sceneGraphContext() const override;

    QSGRenderContext *createRenderContext(QSGContext *) const override { return rc; }

    struct WindowData {

        bool updatePending : 1;

        bool grabOnly : 1;

};

    QHash<QQuickWindow *, WindowData> m_windows;

    QHash<QQuickWindow *, QBackingStore *> m_backingStores;

    QSGContext *sg;

    QSGRenderContext *rc;

    QImage grabContent;

};

QT_END_NAMESPACE

#endif // QSGSOFTWARERENDERLOOP_H