/***************************************************************************
 *   Copyright (c) 2008 Jürgen Riegel (juergen.riegel@web.de)              *
 *                                                                         *
 *   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_
#endif

#include "FemMeshObject.h"
#include "FemMesh.h"
#include <App/DocumentObjectPy.h>
#include <App/FeaturePythonPyImp.h>
#include <Base/Placement.h>

using namespace Fem;
using namespace App;

PROPERTY_SOURCE(Fem::FemMeshObject, App::GeoFeature)


FemMeshObject::FemMeshObject()
{
    ADD_PROPERTY_TYPE(FemMesh,(), "FEM Mesh",Prop_NoRecompute,"FEM Mesh object");
    // in the regard of recomputes see: https://forum.freecadweb.org/viewtopic.php?f=18&t=33329#p279203
}

FemMeshObject::~FemMeshObject()
{
}

short FemMeshObject::mustExecute(void) const
{
    return 0;
}

PyObject *FemMeshObject::getPyObject()
{
    if (PythonObject.is(Py::_None())){
        // ref counter is set to 1
        PythonObject = Py::Object(new DocumentObjectPy(this),true);
    }
    return Py::new_reference_to(PythonObject);
}

void FemMeshObject::onChanged(const Property* prop)
{
    App::GeoFeature::onChanged(prop);

    // if the placement has changed apply the change to the mesh data as well
    if (prop == &this->Placement) {
        const_cast<Fem::FemMesh&>(this->FemMesh.getValue()).setTransform(this->Placement.getValue().toMatrix());
    }

}

// Python feature ---------------------------------------------------------

namespace App {
/// @cond DOXERR
PROPERTY_SOURCE_TEMPLATE(Fem::FemMeshObjectPython, Fem::FemMeshObject)
template<> const char* Fem::FemMeshObjectPython::getViewProviderName(void) const {
    return "FemGui::ViewProviderFemMeshPython";
}

template<> PyObject* Fem::FemMeshObjectPython::getPyObject(void) {
    if (PythonObject.is(Py::_None())) {
        // ref counter is set to 1
        PythonObject = Py::Object(new App::FeaturePythonPyT<App::DocumentObjectPy>(this),true);
    }
    return Py::new_reference_to(PythonObject);
}

// explicit template instantiation
template class AppFemExport FeaturePythonT<Fem::FemMeshObject>;

/// @endcond

}