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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 QT3DCORE_QSCENECHANGE_H
#define QT3DCORE_QSCENECHANGE_H
#include <Qt3DCore/qt3dcore_global.h>
#include <QSharedPointer>
#include <Qt3DCore/qnodeid.h>
QT_BEGIN_NAMESPACE
namespace Qt3DCore {
enum ChangeFlag {
NodeCreated = 1 << 0,
NodeAboutToBeDeleted = 1 << 1,
NodeDeleted = 1 << 2,
NodeUpdated = 1 << 3,
NodeAdded = 1 << 4,
NodeRemoved = 1 << 5,
ComponentAdded = 1 << 6,
ComponentRemoved = 1 << 7,
AllChanges = 0xFFFFFFFF
};
Q_DECLARE_FLAGS(ChangeFlags, ChangeFlag)
Q_DECLARE_OPERATORS_FOR_FLAGS(ChangeFlags)
class QNode;
class QObservableInterface;
class QSceneChangePrivate;
class QT3DCORESHARED_EXPORT QSceneChange
{
public:
enum Priority {
High,
Standard,
Low
};
enum ObservableType {
Observable,
Node
};
QSceneChange(ChangeFlag type, ObservableType observableType, const QNodeId &subjectId, Priority priority = Standard);
virtual ~QSceneChange();
ChangeFlag type() const;
qint64 timestamp() const;
QSceneChange::Priority priority() const;
QSceneChange::ObservableType observableType() const;
QNodeId subjectId() const;
protected:
Q_DECLARE_PRIVATE(QSceneChange)
QSceneChangePrivate *d_ptr;
QSceneChange(QSceneChangePrivate &dd);
QSceneChange(QSceneChangePrivate &dd, ChangeFlag type, ObservableType observableType, const QNodeId &subjectId, Priority priority = Standard);
// TODO: add timestamp from central clock and priority level
// These can be used to resolve any conflicts between events
// posted from different aspects
};
typedef QSharedPointer<QSceneChange> QSceneChangePtr;
} // namespace Qt3DCore
QT_END_NAMESPACE
#endif // QT3DCORE_QSCENECHANGE_H
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