Part: Standard geometry extension adding an integer value

src/Mod/Part/App/GeometryIntExtension.cpp

@@ -0,0 +1,84 @@
+/***************************************************************************
+ *   Copyright (c) 2019 Abdullah Tahiri <abdullah.tahiri.yo@gmail.com>     *
+ *                                                                         *
+ *   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"
+
+#include <Base/Writer.h>
+#include <Base/Reader.h>
+#include <Base/Tools.h>
+
+#include "GeometryIntExtension.h"
+
+#include <Mod/Part/App/GeometryIntExtensionPy.h>
+
+using namespace Part;
+
+//---------- Geometry Extension
+
+TYPESYSTEM_SOURCE(Part::GeometryIntExtension,Part::GeometryExtension)
+
+GeometryIntExtension::GeometryIntExtension():id(0)
+{
+
+}
+
+GeometryIntExtension::GeometryIntExtension(long cid):id(cid)
+{
+
+}
+
+GeometryIntExtension::~GeometryIntExtension()
+{
+}
+
+// Persistence implementer
+unsigned int GeometryIntExtension::getMemSize (void) const
+{
+    return sizeof(long int);
+}
+
+void GeometryIntExtension::Save(Base::Writer &writer) const
+{
+
+    writer.Stream() << writer.ind() << "<GeoExtension type=\"" << this->getTypeId().getName()
+    << "\" value=\"" << id << "\"/>" << std::endl;
+}
+
+void GeometryIntExtension::Restore(Base::XMLReader &reader)
+{
+    id = reader.getAttributeAsInteger("value");
+}
+
+std::unique_ptr<Part::GeometryExtension> GeometryIntExtension::copy(void) const
+{
+    std::unique_ptr<GeometryIntExtension> cpy = std::make_unique<GeometryIntExtension>();
+
+    cpy->id = this->id;
+
+    return std::move(cpy);
+}
+
+PyObject * GeometryIntExtension::getPyObject(void)
+{
+    return new GeometryIntExtensionPy(new GeometryIntExtension(this->id));
+}