Files
create/src/Mod/Part/App/Geom2d/OffsetCurve2dPyImp.cpp
2022-11-15 14:19:30 -06:00

136 lines
4.9 KiB
C++

/***************************************************************************
* 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 "PreCompiled.h"
#ifndef _PreComp_
# include <Geom2d_OffsetCurve.hxx>
#endif
#include "Geom2d/OffsetCurve2dPy.h"
#include "Geom2d/OffsetCurve2dPy.cpp"
#include "OCCError.h"
using namespace Part;
// returns a string which represents the object e.g. when printed in python
std::string OffsetCurve2dPy::representation() const
{
return "<OffsetCurve2d object>";
}
PyObject *OffsetCurve2dPy::PyMake(struct _typeobject *, PyObject *, PyObject *) // Python wrapper
{
// create a new instance of OffsetCurve2dPy and the Twin object
return new OffsetCurve2dPy(new Geom2dOffsetCurve);
}
// constructor method
int OffsetCurve2dPy::PyInit(PyObject* args, PyObject* /*kwd*/)
{
PyObject* pGeom;
double offset;
if (!PyArg_ParseTuple(args, "O!d",
&(Curve2dPy::Type), &pGeom,
&offset))
return -1;
Curve2dPy* pcGeo = static_cast<Curve2dPy*>(pGeom);
Handle(Geom2d_Curve) curve = Handle(Geom2d_Curve)::DownCast
(pcGeo->getGeometry2dPtr()->handle());
if (curve.IsNull()) {
PyErr_SetString(PyExc_TypeError, "geometry is not a curve");
return -1;
}
try {
Handle(Geom2d_OffsetCurve) curve2 = new Geom2d_OffsetCurve(curve, offset);
getGeom2dOffsetCurvePtr()->setHandle(curve2);
return 0;
}
catch (Standard_Failure& e) {
PyErr_SetString(PartExceptionOCCError, e.GetMessageString());
return -1;
}
}
Py::Float OffsetCurve2dPy::getOffsetValue() const
{
Handle(Geom2d_OffsetCurve) curve = Handle(Geom2d_OffsetCurve)::DownCast(getGeometry2dPtr()->handle());
return Py::Float(curve->Offset());
}
void OffsetCurve2dPy::setOffsetValue(Py::Float arg)
{
Handle(Geom2d_OffsetCurve) curve = Handle(Geom2d_OffsetCurve)::DownCast(getGeometry2dPtr()->handle());
curve->SetOffsetValue((double)arg);
}
Py::Object OffsetCurve2dPy::getBasisCurve() const
{
Handle(Geom2d_OffsetCurve) curve = Handle(Geom2d_OffsetCurve)::DownCast(getGeometry2dPtr()->handle());
Handle(Geom2d_Curve) basis = curve->BasisCurve();
if (basis.IsNull())
return Py::None();
std::unique_ptr<Geom2dCurve> geo2d = makeFromCurve2d(basis);
if (!geo2d)
throw Py::RuntimeError("Unknown curve type");
return Py::asObject(geo2d->getPyObject());
}
void OffsetCurve2dPy::setBasisCurve(Py::Object arg)
{
PyObject* p = arg.ptr();
if (PyObject_TypeCheck(p, &(Curve2dPy::Type))) {
Curve2dPy* pcGeo = static_cast<Curve2dPy*>(p);
Handle(Geom2d_Curve) curve = Handle(Geom2d_Curve)::DownCast
(pcGeo->getGeometry2dPtr()->handle());
if (curve.IsNull()) {
throw Py::TypeError("geometry is not a curve");
}
Handle(Geom2d_OffsetCurve) curve2 = Handle(Geom2d_OffsetCurve)::DownCast
(getGeometry2dPtr()->handle());
if (curve == curve2) {
throw Py::RuntimeError("cannot set this curve as basis");
}
try {
curve2->SetBasisCurve(curve);
}
catch (Standard_Failure& e) {
throw Py::RuntimeError(e.GetMessageString());
}
}
}
PyObject *OffsetCurve2dPy::getCustomAttributes(const char* /*attr*/) const
{
return nullptr;
}
int OffsetCurve2dPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
{
return 0;
}