/****************************************************************************
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** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
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** This file is part of the Qt3D module of the Qt Toolkit.
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****************************************************************************/

#ifndef QT3DCORE_NULLSERVICES_P_H
#define QT3DCORE_NULLSERVICES_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <Qt3DCore/qt3dcore_global.h>

#include <Qt3DCore/private/qopenglinformationservice_p.h>
#include <Qt3DCore/private/qsysteminformationservice_p.h>

QT_BEGIN_NAMESPACE

namespace Qt3DCore {

class NullSystemInformationService : public QSystemInformationService
{
public:
    NullSystemInformationService()
        : QSystemInformationService(QStringLiteral("Null System Information Service"))
    {}
    ~NullSystemInformationService() {}

    QStringList aspectNames() const final { return QStringList(); }
    int threadPoolThreadCount() const final { return 0; }
};


class NullOpenGLInformationService : public QOpenGLInformationService
{
public:
    NullOpenGLInformationService()
        : QOpenGLInformationService(QStringLiteral("Null OpenGL Information Service"))
    {}
    ~NullOpenGLInformationService() {}

    QSurfaceFormat format() const final { return QSurfaceFormat(); }
};

} // namespace Qt3DCore

QT_END_NAMESPACE

#endif // QT3DCORE_NULLSERVICES_P_H