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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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.LGPLv3 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.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 later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3D_QNODEID_H
#define QT3D_QNODEID_H
#include <Qt3DCore/qt3dcore_global.h>
#include <QDebug>
QT_BEGIN_NAMESPACE
namespace Qt3D {
class QT3DCORESHARED_EXPORT QNodeId
{
public:
QNodeId()
: m_id(0)
{}
static QNodeId createId();
inline bool isNull() const
{
return m_id == 0;
}
inline bool operator ==(const QNodeId &other) const
{
return other.m_id == m_id;
}
inline bool operator !=(const QNodeId &other) const
{
return !operator ==(other);
}
inline bool operator <(const QNodeId &other) const
{
return m_id < other.m_id;
}
inline bool operator >(const QNodeId &other) const
{
return m_id > other.m_id;
}
inline quint64 id() const
{
return m_id;
}
private:
quint64 m_id;
};
#ifndef QT_NO_DEBUG_STREAM
QT3DCORESHARED_EXPORT QDebug operator<<(QDebug d, const QNodeId &id);
#endif
inline uint qHash(const QNodeId &id, uint seed = 0) Q_DECL_NOTHROW
{
Q_UNUSED(seed);
return id.id();
}
} // Qt3D
Q_DECLARE_TYPEINFO(Qt3D::QNodeId, Q_MOVABLE_TYPE);
QT_END_NAMESPACE
Q_DECLARE_METATYPE(Qt3D::QNodeId)
#endif // QT3D_QNODEID_H
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