/****************************************************************************
**
** Copyright (C) 2017 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 QT3DANIMATION_ANIMATION_CHANNELMAPPER_P_H
#define QT3DANIMATION_ANIMATION_CHANNELMAPPER_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 <Qt3DAnimation/private/backendnode_p.h>
#include <Qt3DAnimation/private/fcurve_p.h>

#include <Qt3DCore/qnodeid.h>

#include <QtCore/qvector.h>

QT_BEGIN_NAMESPACE

namespace Qt3DAnimation {
namespace Animation {

class Handler;

class Q_AUTOTEST_EXPORT ChannelMapper : public BackendNode
{
public:
    ChannelMapper();

    void cleanup();

    void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e) Q_DECL_OVERRIDE;

    void setMappingIds(const QVector<Qt3DCore::QNodeId> &mappingIds) { m_mappingIds = mappingIds; }
    QVector<Qt3DCore::QNodeId> mappingIds() const { return m_mappingIds; }

    QVector<ChannelMapping*> mappings() const
    {
        if (m_isDirty)
            updateMappings();
        return m_mappings;
    }

private:
    void initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change) Q_DECL_FINAL;
    void updateMappings() const;

    QVector<Qt3DCore::QNodeId> m_mappingIds;

    // Cached data
    mutable QVector<ChannelMapping*> m_mappings;
    mutable bool m_isDirty;
};

} // namespace Animation
} // namespace Qt3DAnimation


QT_END_NAMESPACE

#endif // QT3DANIMATION_ANIMATION_CHANNELMAPPER_P_H
