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ArcPyImp.cpp
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ArcPyImp.cpp
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/***************************************************************************
* Copyright (c) 2008 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 <gp_Circ.hxx>
# include <Geom_Circle.hxx>
# include <gp_Elips.hxx>
# include <Geom_Ellipse.hxx>
# include <Geom_TrimmedCurve.hxx>
# include <GC_MakeArcOfCircle.hxx>
# include <GC_MakeArcOfEllipse.hxx>
#endif
#include "ArcPy.h"
#include "ArcPy.cpp"
#include "CirclePy.h"
#include "EllipsePy.h"
#include <Base/VectorPy.h>
#include <Base/GeometryPyCXX.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 ArcPy::representation(void) const
{
return "<Arc object>";
}
PyObject *ArcPy::PyMake(struct _typeobject *, PyObject *, PyObject *) // Python wrapper
{
// never create such objects with the constructor
return new ArcPy(new GeomTrimmedCurve());
}
// constructor method
int ArcPy::PyInit(PyObject* args, PyObject* /*kwd*/)
{
PyObject* o;
double u1, u2;
PyObject *sense=Py_True;
if (PyArg_ParseTuple(args, "O!dd|O!", &(Part::CirclePy::Type), &o, &u1, &u2, &PyBool_Type, &sense)) {
try {
Handle_Geom_Circle circle = Handle_Geom_Circle::DownCast
(static_cast<CirclePy*>(o)->getGeomCirclePtr()->handle());
GC_MakeArcOfCircle arc(circle->Circ(), u1, u2, PyObject_IsTrue(sense) ? Standard_True : Standard_False);
if (!arc.IsDone()) {
PyErr_SetString(PyExc_Exception, gce_ErrorStatusText(arc.Status()));
return -1;
}
getGeomTrimmedCurvePtr()->setHandle(arc.Value());
return 0;
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
PyErr_SetString(PyExc_Exception, e->GetMessageString());
return -1;
}
catch (...) {
PyErr_SetString(PyExc_Exception, "creation of arc failed");
return -1;
}
}
PyErr_Clear();
PyObject *pV1, *pV2, *pV3;
if (PyArg_ParseTuple(args, "O!O!O!", &(Base::VectorPy::Type), &pV1,
&(Base::VectorPy::Type), &pV2,
&(Base::VectorPy::Type), &pV3)) {
Base::Vector3d v1 = static_cast<Base::VectorPy*>(pV1)->value();
Base::Vector3d v2 = static_cast<Base::VectorPy*>(pV2)->value();
Base::Vector3d v3 = static_cast<Base::VectorPy*>(pV3)->value();
GC_MakeArcOfCircle arc(gp_Pnt(v1.x,v1.y,v1.z),
gp_Pnt(v2.x,v2.y,v2.z),
gp_Pnt(v3.x,v3.y,v3.z));
if (!arc.IsDone()) {
PyErr_SetString(PyExc_Exception, gce_ErrorStatusText(arc.Status()));
return -1;
}
getGeomTrimmedCurvePtr()->setHandle(arc.Value());
return 0;
}
PyErr_Clear();
if (PyArg_ParseTuple(args, "O!dd|O!", &(Part::EllipsePy::Type), &o, &u1, &u2, &PyBool_Type, &sense)) {
try {
Handle_Geom_Ellipse ellipse = Handle_Geom_Ellipse::DownCast
(static_cast<EllipsePy*>(o)->getGeomEllipsePtr()->handle());
GC_MakeArcOfEllipse arc(ellipse->Elips(), u1, u2, PyObject_IsTrue(sense) ? Standard_True : Standard_False);
if (!arc.IsDone()) {
PyErr_SetString(PyExc_Exception, gce_ErrorStatusText(arc.Status()));
return -1;
}
getGeomTrimmedCurvePtr()->setHandle(arc.Value());
return 0;
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
PyErr_SetString(PyExc_Exception, e->GetMessageString());
return -1;
}
catch (...) {
PyErr_SetString(PyExc_Exception, "creation of arc failed");
return -1;
}
}
// All checks failed
PyErr_SetString(PyExc_TypeError, "Arc constructor expects a conic curve and a parameter range");
return -1;
}
PyObject *ArcPy::getCustomAttributes(const char* /*attr*/) const
{
return 0;
}
int ArcPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
{
return 0;
}