src/Mod/Part/App/Geom2d/Ellipse2dPyImp.cpp

// SPDX-License-Identifier: LGPL-2.1-or-later

/***************************************************************************
 *   Copyright (c) 2016 Werner Mayer <wmayer[at]users.sourceforge.net>     *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  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 Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#include <GCE2d_MakeEllipse.hxx>
#include <Geom2d_Ellipse.hxx>
#include <gp_Elips2d.hxx>


#include <Base/GeometryPyCXX.h>
#include <Base/PyWrapParseTupleAndKeywords.h>

#include "Geom2d/Ellipse2dPy.h"
#include "Geom2d/Ellipse2dPy.cpp"
#include "OCCError.h"


using namespace Part;

extern const char* gce_ErrorStatusText(gce_ErrorType et);

// returns a string which represents the object e.g. when printed in python
std::string Ellipse2dPy::representation() const
{
    return "<Ellipse2d object>";
}

PyObject* Ellipse2dPy::PyMake(struct _typeobject*, PyObject*, PyObject*)  // Python wrapper
{
    // create a new instance of Ellipse2dPy and the Twin object
    return new Ellipse2dPy(new Geom2dEllipse);
}

// constructor method
int Ellipse2dPy::PyInit(PyObject* args, PyObject* kwds)
{
    static const std::array<const char*, 1> keywords_n {nullptr};
    if (Base::Wrapped_ParseTupleAndKeywords(args, kwds, "", keywords_n)) {
        Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(
            getGeom2dEllipsePtr()->handle()
        );
        ellipse->SetMajorRadius(2.0);
        ellipse->SetMinorRadius(1.0);
        return 0;
    }

    static const std::array<const char*, 2> keywords_e {"Ellipse", nullptr};
    PyErr_Clear();
    PyObject* pElips;
    if (Base::Wrapped_ParseTupleAndKeywords(args, kwds, "O!", keywords_e, &(Ellipse2dPy::Type), &pElips)) {
        Ellipse2dPy* pEllipse = static_cast<Ellipse2dPy*>(pElips);
        Handle(Geom2d_Ellipse) Elips1 = Handle(Geom2d_Ellipse)::DownCast(
            pEllipse->getGeom2dEllipsePtr()->handle()
        );
        Handle(Geom2d_Ellipse) Elips2 = Handle(Geom2d_Ellipse)::DownCast(
            this->getGeom2dEllipsePtr()->handle()
        );
        Elips2->SetElips2d(Elips1->Elips2d());
        return 0;
    }

    static const std::array<const char*, 4> keywords_ssc {"S1", "S2", "Center", nullptr};
    PyErr_Clear();
    PyObject *pV1, *pV2, *pV3;
    if (Base::Wrapped_ParseTupleAndKeywords(
            args,
            kwds,
            "O!O!O!",
            keywords_ssc,
            Base::Vector2dPy::type_object(),
            &pV1,
            Base::Vector2dPy::type_object(),
            &pV2,
            Base::Vector2dPy::type_object(),
            &pV3
        )) {
        Base::Vector2d v1 = Py::toVector2d(pV1);
        Base::Vector2d v2 = Py::toVector2d(pV2);
        Base::Vector2d v3 = Py::toVector2d(pV3);
        GCE2d_MakeEllipse me(gp_Pnt2d(v1.x, v1.y), gp_Pnt2d(v2.x, v2.y), gp_Pnt2d(v3.x, v3.y));
        if (!me.IsDone()) {
            PyErr_SetString(PartExceptionOCCError, gce_ErrorStatusText(me.Status()));
            return -1;
        }

        Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(
            getGeom2dEllipsePtr()->handle()
        );
        ellipse->SetElips2d(me.Value()->Elips2d());
        return 0;
    }

    static const std::array<const char*, 4> keywords_cmm {"Center", "MajorRadius", "MinorRadius", nullptr};
    PyErr_Clear();
    PyObject* pV;
    double major, minor;
    if (Base::Wrapped_ParseTupleAndKeywords(
            args,
            kwds,
            "O!dd",
            keywords_cmm,
            Base::Vector2dPy::type_object(),
            &pV,
            &major,
            &minor
        )) {
        Base::Vector2d c = Py::toVector2d(pV);
        GCE2d_MakeEllipse me(gp_Ax2d(gp_Pnt2d(c.x, c.y), gp_Dir2d(0.0, 1.0)), major, minor);
        if (!me.IsDone()) {
            PyErr_SetString(PartExceptionOCCError, gce_ErrorStatusText(me.Status()));
            return -1;
        }

        Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(
            getGeom2dEllipsePtr()->handle()
        );
        ellipse->SetElips2d(me.Value()->Elips2d());
        return 0;
    }

    PyErr_SetString(
        PyExc_TypeError,
        "Ellipse constructor accepts:\n"
        "-- empty parameter list\n"
        "-- Ellipse\n"
        "-- Point, double, double\n"
        "-- Point, Point, Point"
    );
    return -1;
}

Py::Float Ellipse2dPy::getMajorRadius() const
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    return Py::Float(ellipse->MajorRadius());
}

void Ellipse2dPy::setMajorRadius(Py::Float arg)
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    ellipse->SetMajorRadius((double)arg);
}

Py::Float Ellipse2dPy::getMinorRadius() const
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    return Py::Float(ellipse->MinorRadius());
}

void Ellipse2dPy::setMinorRadius(Py::Float arg)
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    ellipse->SetMinorRadius((double)arg);
}

Py::Float Ellipse2dPy::getFocal() const
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    return Py::Float(ellipse->Focal());
}

Py::Object Ellipse2dPy::getFocus1() const
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    gp_Pnt2d loc = ellipse->Focus1();
    return Base::Vector2dPy::create(loc.X(), loc.Y());
}

Py::Object Ellipse2dPy::getFocus2() const
{
    Handle(Geom2d_Ellipse) ellipse = Handle(Geom2d_Ellipse)::DownCast(getGeom2dEllipsePtr()->handle());
    gp_Pnt2d loc = ellipse->Focus2();
    return Base::Vector2dPy::create(loc.X(), loc.Y());
}

PyObject* Ellipse2dPy::getCustomAttributes(const char* /*attr*/) const
{
    return nullptr;
}

int Ellipse2dPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
{
    return 0;
}