FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2014 Jürgen Riegel <juergen.riegel@web.de>              *
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 *                                                                         *
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 *   This file is part of the FreeCAD CAx development system.              *
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 *                                                                         *
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 *   This library is free software; you can redistribute it and/or         *
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 *   modify it under the terms of the GNU Library General Public           *
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 *   License as published by the Free Software Foundation; either          *
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 *   version 2 of the License, or (at your option) any later version.      *
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 *                                                                         *
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 *   This library  is distributed in the hope that it will be useful,      *
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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 *   GNU Library General Public License for more details.                  *
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 *                                                                         *
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 *   You should have received a copy of the GNU Library General Public     *
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 *   License along with this library; see the file COPYING.LIB. If not,    *
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 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
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 *   Suite 330, Boston, MA  02111-1307, USA                                *
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 *                                                                         *
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 ***************************************************************************/
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#include "PreCompiled.h"
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#include <App/DocumentObject.h>
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#include "Part.h"
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#include "PartPy.h"
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using namespace App;
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PROPERTY_SOURCE_WITH_EXTENSIONS(App::Part, App::GeoFeature)
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//===========================================================================
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// Part
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//===========================================================================
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Part::Part()
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{
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    ADD_PROPERTY(Type,(""));
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    ADD_PROPERTY_TYPE(Material, (nullptr), 0, App::Prop_None, "The Material for this Part");
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    ADD_PROPERTY_TYPE(Meta, (), 0, App::Prop_None, "Map with additional meta information");
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    // create the uuid for the document
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    Base::Uuid id;
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    ADD_PROPERTY_TYPE(Id, (""), 0, App::Prop_None, "ID (Part-Number) of the Item");
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    ADD_PROPERTY_TYPE(Uid, (id), 0, App::Prop_None, "UUID of the Item");
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    // license stuff (leave them empty to avoid confusion with imported 3rd party STEP/IGES files)
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    ADD_PROPERTY_TYPE(License, (""), 0, App::Prop_None, "License string of the Item");
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    ADD_PROPERTY_TYPE(LicenseURL, (""), 0, App::Prop_None, "URL to the license text/contract");
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    // color and appearance
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    ADD_PROPERTY(Color, (1.0, 1.0, 1.0, 1.0)); // set transparent -> not used
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    GroupExtension::initExtension(this);
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}
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Part::~Part() = default;
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static App::Part *_getPartOfObject(const DocumentObject *obj,
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                                   std::set<const DocumentObject*> *objset)
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{
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    // as a Part is a geofeaturegroup it must directly link to all
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    // objects it contains, even if they are in additional groups etc.
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    // But we still must call 'hasObject()' to exclude link brought in by
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    // expressions.
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    for (auto inObj : obj->getInList()) {
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        if (objset && !objset->insert(inObj).second)
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            continue;
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        auto group = inObj->getExtensionByType<GeoFeatureGroupExtension>(true);
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        if(group && group->hasObject(obj)) {
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            if(inObj->isDerivedFrom(App::Part::getClassTypeId()))
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                return static_cast<App::Part*>(inObj);
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            else if (objset)
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                return _getPartOfObject(inObj, objset);
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            // Only one parent geofeature group per object, so break
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            break;
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        }
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    }
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    return nullptr;
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}
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App::Part *Part::getPartOfObject (const DocumentObject* obj, bool recursive) {
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    if (!recursive)
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        return _getPartOfObject(obj, nullptr);
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    std::set<const DocumentObject *> objset;
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    objset.insert(obj);
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    return _getPartOfObject(obj, &objset);
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}
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PyObject *Part::getPyObject()
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{
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    if (PythonObject.is(Py::_None())){
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        // ref counter is set to 1
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        PythonObject = Py::Object(new PartPy(this),true);
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    }
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    return Py::new_reference_to(PythonObject);
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}
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void Part::handleChangedPropertyType(Base::XMLReader &reader, const char *TypeName, App::Property *prop)
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{
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    // Migrate Material from App::PropertyMap to App::PropertyLink
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    if (!strcmp(TypeName, "App::PropertyMap")) {
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        App::PropertyMap oldvalue;
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        oldvalue.Restore(reader);
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        if (oldvalue.getSize()) {
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            auto oldprop = static_cast<App::PropertyMap*>(addDynamicProperty("App::PropertyMap", "Material_old", "Base"));
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            oldprop->setValues(oldvalue.getValues());
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        }
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    } else {
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        App::GeoFeature::handleChangedPropertyType(reader, TypeName, prop);
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    }
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}
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// Python feature ---------------------------------------------------------
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// Not quite sure yet making Part derivable in Python is good Idea!
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// JR 2014
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//namespace App {
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///// @cond DOXERR
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//PROPERTY_SOURCE_TEMPLATE(App::PartPython, App::Part)
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//template<> const char* App::PartPython::getViewProviderName(void) const {
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//    return "Gui::ViewProviderPartPython";
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//}
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//template<> PyObject* App::PartPython::getPyObject(void) {
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//    if (PythonObject.is(Py::_None())) {
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//        // ref counter is set to 1
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//        PythonObject = Py::Object(new FeaturePythonPyT<App::PartPy>(this),true);
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//    }
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//    return Py::new_reference_to(PythonObject);
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//}
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///// @endcond
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//
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//// explicit template instantiation
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//template class AppExport FeaturePythonT<App::Part>;
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//}
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