///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance").
// All rights reserved.
//
// This software and its documentation and related materials are owned by
// the Alliance. The software may only be incorporated into application
// programs owned by members of the Alliance, subject to a signed
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable
// trade secrets of the Alliance and its suppliers. The software is also
// protected by copyright law and international treaty provisions. Application
// programs incorporating this software must include the following statement
// with their copyright notices:
//
//   This application incorporates Open Design Alliance software pursuant to a license
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance.
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////
#ifndef TVIORBITDRAGGER_H
#define TVIORBITDRAGGER_H

#include "Tools/TvDragger.h"

class TviOrbitDragger : public OdTvDragger
{
public:
    TviOrbitDragger(OdTvGsDeviceId& tvDeviceId, OdTvModelId& tvDraggersModelId);
    ~TviOrbitDragger() {}

    eDraggerResult start(OdTvDraggerPtr pPrevDragger, OdTvExtendedView* pExtendedView);
    eDraggerResult nextpoint(int x, int y);
    eDraggerResult drag(int x, int y);
    eDraggerResult nextpointup(int x, int y);

  private:

    // last cliked or moved point (ECS)
    OdGePoint3d m_prevPt;

    // mouse move to rotation angle conversion coefficient
    double m_D;

    // center of the scene
    OdGePoint3d     m_viewCenter;
};

#endif // TVIORBITDRAGGER_H