FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2007 Werner Mayer <wmayer[at]users.sourceforge.net>     *
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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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#ifndef _PreComp_
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# include <BRepAlgoAPI_Section.hxx>
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# include <Standard_Version.hxx>
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#endif
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#include "FeaturePartSection.h"
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#include "TopoShapeOpCode.h"
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using namespace Part;
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PROPERTY_SOURCE(Part::Section, Part::Boolean)
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Section::Section()
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{
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    ADD_PROPERTY_TYPE(Approximation,(false),"Section",App::Prop_None,"Approximate the output edges");
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}
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short Section::mustExecute() const
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{
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    if (Approximation.isTouched())
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        return 1;
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    return 0;
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}
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const char *Section::opCode() const
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{
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    return Part::OpCodes::Section;
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}
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BRepAlgoAPI_BooleanOperation* Section::makeOperation(const TopoDS_Shape& base, const TopoDS_Shape& tool) const
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{
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    // Let's call algorithm computing a section operation:
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    bool approx = Approximation.getValue();
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    std::unique_ptr<BRepAlgoAPI_Section> mkSection(new BRepAlgoAPI_Section());
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    mkSection->Init1(base);
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    mkSection->Init2(tool);
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    mkSection->Approximation(approx);
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    mkSection->Build();
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    if (!mkSection->IsDone())
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        throw Base::RuntimeError("Section failed");
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    return mkSection.release();
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}
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