///////////////////////////////////////////////////////////////////////////////
// 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 TVIPANDRAGGER_H
#define TVIPANDRAGGER_H

#include "Tools/TvDragger.h"

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

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

private:

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

    // last camera position (WCS)
    OdGePoint3d m_pos;
};

#endif // TVIPANDRAGGER_H