// SPDX-License-Identifier: LGPL-2.1-or-later
/****************************************************************************
 *                                                                          *
 *   Copyright (c) 2025 Sayantan Deb <sayantandebin[at]gmail.com>           *
 *                                                                          *
 *   This file is part of FreeCAD.                                          *
 *                                                                          *
 *   FreeCAD is free software: you can redistribute it and/or modify it     *
 *   under the terms of the GNU Lesser General Public License as            *
 *   published by the Free Software Foundation, either version 2.1 of the   *
 *   License, or (at your option) any later version.                        *
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 *   FreeCAD is distributed in the hope that it will be useful, but         *
 *   WITHOUT ANY WARRANTY; without even the implied warranty of             *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU       *
 *   Lesser General Public License for more details.                        *
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 *   You should have received a copy of the GNU Lesser General Public       *
 *   License along with FreeCAD. If not, see                                *
 *   <https://www.gnu.org/licenses/>.                                       *
 *                                                                          *
 ***************************************************************************/

#ifndef GIZMO_HELPER_H
#define GIZMO_HELPER_H

#include <Base/Vector3D.h>
#include <Mod/Part/App/Geometry.h>
#include <Mod/Part/App/TopoShape.h>


struct PartExport EdgeMidPointProps
{
    Base::Vector3d position;
    Base::Vector3d tangent;
    double middle;
};
EdgeMidPointProps PartExport getEdgeMidPointProps(Part::TopoShape& edge);

Base::Vector3d PartExport getCentreOfMassFromFace(TopoDS_Face& face);

std::optional<std::pair<Base::Vector3d, Base::Vector3d>> PartExport
getFaceNormalFromPointNearEdge(Part::TopoShape& edge, double middle, TopoDS_Face& face);

Base::Vector3d PartExport getFaceNormalFromPoint(Base::Vector3d& point, TopoDS_Face& face);

std::pair<TopoDS_Face, TopoDS_Face> PartExport
getAdjacentFacesFromEdge(Part::TopoShape& edge, Part::TopoShape& baseShape);

struct PartExport DraggerPlacementProps
{
    Base::Vector3d position;
    Base::Vector3d dir;
    Base::Vector3d tangent;
};
DraggerPlacementProps PartExport
getDraggerPlacementFromEdgeAndFace(Part::TopoShape& edge, TopoDS_Face& face);

DraggerPlacementProps PartExport
getDraggerPlacementFromEdgeAndFace(Part::TopoShape& edge, Part::TopoShape& face);

std::vector<Part::TopoShape> PartExport getAdjacentEdgesFromFace(Part::TopoShape& face);

Base::Vector3d PartExport getMidPointFromFace(Part::TopoShape& face);

Base::Vector3d PartExport getMidPointFromProfile(Part::TopoShape& profile);

#endif /* GIZMO_HELPER_H */