FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2021 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 <BRepPrimAPI_MakePrism.hxx>
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#endif
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#include <Base/Tools.h>
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#include "PrismExtension.h"
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using namespace Part;
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EXTENSION_PROPERTY_SOURCE(Part::PrismExtension, App::DocumentObjectExtension)
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PrismExtension::PrismExtension()
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{
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    EXTENSION_ADD_PROPERTY_TYPE(FirstAngle, (0.0f), "Prism", App::Prop_None, "Angle in first direction");
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    EXTENSION_ADD_PROPERTY_TYPE(SecondAngle, (0.0f), "Prism", App::Prop_None, "Angle in second direction");
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    static const App::PropertyQuantityConstraint::Constraints angleConstraint = { -89.99999, 89.99999, 1.0 };
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    FirstAngle.setConstraints(&angleConstraint);
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    SecondAngle.setConstraints(&angleConstraint);
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    initExtensionType(PrismExtension::getExtensionClassTypeId());
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}
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PrismExtension::~PrismExtension() = default;
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short int PrismExtension::extensionMustExecute()
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{
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    if (FirstAngle.isTouched())
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        return 1;
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    if (SecondAngle.isTouched())
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        return 1;
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    return DocumentObjectExtension::extensionMustExecute();
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}
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App::DocumentObjectExecReturn *PrismExtension::extensionExecute()
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{
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    return App::DocumentObjectExtension::extensionExecute();
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}
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void PrismExtension::extensionOnChanged(const App::Property* prop)
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{
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    App::DocumentObjectExtension::extensionOnChanged(prop);
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}
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TopoDS_Shape PrismExtension::makePrism(double height, const TopoDS_Face& face) const
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{
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    // the direction vector for the prism is the height for z and the given angle
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    BRepPrimAPI_MakePrism mkPrism(face,
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        gp_Vec(height * tan(Base::toRadians<double>(FirstAngle.getValue())),
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               height * tan(Base::toRadians<double>(SecondAngle.getValue())),
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               height));
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    return mkPrism.Shape();
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}
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