fix issues in CoordinateSystem class and expose to Python

src/Base/CoordinateSystemPyImp.cpp

@@ -0,0 +1,185 @@
+/***************************************************************************
+ *   Copyright (c) 2017 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., 51 Franklin Street,      *
+ *   Fifth Floor, Boston, MA  02110-1301, USA                              *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "PreCompiled.h"
+
+#include "CoordinateSystem.h"
+#include "GeometryPyCXX.h"
+#include <Base/CoordinateSystemPy.h>
+#include <Base/AxisPy.h>
+#include <Base/PlacementPy.h>
+#include <Base/VectorPy.h>
+#include <Base/CoordinateSystemPy.cpp>
+
+using namespace Base;
+
+// returns a string which represents the object e.g. when printed in python
+std::string CoordinateSystemPy::representation(void) const
+{
+    return std::string("<CoordinateSystem object>");
+}
+
+PyObject *CoordinateSystemPy::PyMake(struct _typeobject *, PyObject *, PyObject *)  // Python wrapper
+{
+    // create a new instance of CoordinateSystemPy and the Twin object 
+    return new CoordinateSystemPy(new CoordinateSystem);
+}
+
+// constructor method
+int CoordinateSystemPy::PyInit(PyObject* /*args*/, PyObject* /*kwd*/)
+{
+    return 0;
+}
+
+PyObject* CoordinateSystemPy::setAxes(PyObject * args)
+{
+    PyObject *axis, *xdir;
+    if (PyArg_ParseTuple(args, "O!O!", &(AxisPy::Type), &axis, &(VectorPy::Type), &xdir)) {
+        getCoordinateSystemPtr()->setAxes(*static_cast<AxisPy*>(axis)->getAxisPtr(),
+                                          *static_cast<VectorPy*>(xdir)->getVectorPtr());
+        Py_Return;
+    }
+
+    PyErr_Clear();
+    if (PyArg_ParseTuple(args, "O!O!", &(VectorPy::Type), &axis, &(VectorPy::Type), &xdir)) {
+        getCoordinateSystemPtr()->setAxes(*static_cast<VectorPy*>(axis)->getVectorPtr(),
+                                          *static_cast<VectorPy*>(xdir)->getVectorPtr());
+        Py_Return;
+    }
+
+    PyErr_SetString(PyExc_TypeError, "Axis and Vector or Vector and Vector expected");
+    return 0;
+}
+
+PyObject* CoordinateSystemPy::displacement(PyObject * args)
+{
+    PyObject *cs;
+    if (!PyArg_ParseTuple(args, "O!", &(CoordinateSystemPy::Type), &cs))
+        return 0;
+    Placement p = getCoordinateSystemPtr()->displacement(
+        *static_cast<CoordinateSystemPy*>(cs)->getCoordinateSystemPtr());
+    return new PlacementPy(new Placement(p));
+}
+
+PyObject* CoordinateSystemPy::transformTo(PyObject * args)
+{
+    PyObject *vec;
+    if (!PyArg_ParseTuple(args, "O!", &(VectorPy::Type), &vec))
+        return 0;
+    Vector3d v = static_cast<VectorPy*>(vec)->value();
+    getCoordinateSystemPtr()->transformTo(v);
+    return new VectorPy(new Vector3d(v));
+}
+
+PyObject* CoordinateSystemPy::transform(PyObject * args)
+{
+    PyObject *plm;
+    if (PyArg_ParseTuple(args, "O!", &(PlacementPy::Type), &plm)) {
+        getCoordinateSystemPtr()->transform(*static_cast<PlacementPy*>(plm)->getPlacementPtr());
+        Py_Return;
+    }
+
+    PyErr_Clear();
+    if (PyArg_ParseTuple(args, "O!", &(RotationPy::Type), &plm)) {
+        getCoordinateSystemPtr()->transform(*static_cast<RotationPy*>(plm)->getRotationPtr());
+        Py_Return;
+    }
+
+    PyErr_SetString(PyExc_TypeError, "Rotation or placement expected");
+    return 0;
+}
+
+PyObject* CoordinateSystemPy::setPlacement(PyObject * args)
+{
+    PyObject *plm;
+    if (!PyArg_ParseTuple(args, "O!", &(PlacementPy::Type), &plm))
+        return NULL;
+    getCoordinateSystemPtr()->setPlacement(*static_cast<PlacementPy*>(plm)->getPlacementPtr());
+    Py_Return;
+}
+
+Py::Object CoordinateSystemPy::getAxis(void) const
+{
+    const Axis& axis = getCoordinateSystemPtr()->getAxis();
+    return Py::asObject(new AxisPy(new Axis(axis)));
+}
+
+void CoordinateSystemPy::setAxis(Py::Object arg)
+{
+    if (PyObject_TypeCheck(arg.ptr(), &(Base::AxisPy::Type))) {
+        AxisPy *axis = static_cast<AxisPy*>(arg.ptr());
+        getCoordinateSystemPtr()->setAxis(*axis->getAxisPtr());
+        return;
+    }
+
+    throw Py::TypeError("not an Axis");
+}
+
+Py::Object CoordinateSystemPy::getXDirection(void) const
+{
+    return Py::Vector(getCoordinateSystemPtr()->getXDirection());
+}
+
+void CoordinateSystemPy::setXDirection(Py::Object arg)
+{
+    getCoordinateSystemPtr()->setXDirection(Py::Vector(arg).toVector());
+}
+
+Py::Object CoordinateSystemPy::getYDirection(void) const
+{
+    return Py::Vector(getCoordinateSystemPtr()->getYDirection());
+}
+
+void CoordinateSystemPy::setYDirection(Py::Object arg)
+{
+    getCoordinateSystemPtr()->setYDirection(Py::Vector(arg).toVector());
+}
+
+Py::Object CoordinateSystemPy::getZDirection(void) const
+{
+    return Py::Vector(getCoordinateSystemPtr()->getZDirection());
+}
+
+void CoordinateSystemPy::setZDirection(Py::Object arg)
+{
+    getCoordinateSystemPtr()->setZDirection(Py::Vector(arg).toVector());
+}
+
+Py::Object CoordinateSystemPy::getPosition(void) const
+{
+    return Py::Vector(getCoordinateSystemPtr()->getPosition());
+}
+
+void CoordinateSystemPy::setPosition(Py::Object arg)
+{
+    getCoordinateSystemPtr()->setPosition(Py::Vector(arg).toVector());
+}
+
+PyObject *CoordinateSystemPy::getCustomAttributes(const char* /*attr*/) const
+{
+    return 0;
+}
+
+int CoordinateSystemPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
+{
+    return 0; 
+}