/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QT3DRENDER_RENDER_QUICK_QUICK3DBUFFER_P_H
#define QT3DRENDER_RENDER_QUICK_QUICK3DBUFFER_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 <Qt3DRender/QBuffer>

#include <Qt3DQuickRender/private/qt3dquickrender_global_p.h>

QT_BEGIN_NAMESPACE

class QQmlEngine;
class QJSValue;

namespace QV4 {
struct ExecutionEngine;
}

namespace Qt3DRender {

namespace Render {

namespace Quick {

class Q_3DQUICKRENDERSHARED_PRIVATE_EXPORT Quick3DBuffer : public Qt3DRender::QBuffer
{
    Q_OBJECT
    Q_PROPERTY(QVariant data READ bufferData WRITE setBufferData NOTIFY bufferDataChanged)
public:
    explicit Quick3DBuffer(Qt3DCore::QNode *parent = nullptr);

    QVariant bufferData() const;
    void setBufferData(const QVariant &bufferData);

    Q_INVOKABLE QVariant readBinaryFile(const QUrl &fileUrl);

public Q_SLOTS:
    void updateData(int offset, const QVariant &bytes);

Q_SIGNALS:
    void bufferDataChanged();

private:
    QQmlEngine *m_engine;
    QV4::ExecutionEngine *m_v4engine;
    void initEngines();
    QByteArray convertToRawData(const QJSValue &jsValue);
};

} // Quick

} // Render

} // Qt3DRender

QT_END_NAMESPACE

#endif // QT3DRENDER_RENDER_QUICK_QUICK3DBUFFER_P_H
