112 lines
4.6 KiB
C++
112 lines
4.6 KiB
C++
/***************************************************************************
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* Copyright (c) 2015 Stefan Tröger <stefantroeger@gmx.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 <Precision.hxx>
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# include <TopoDS.hxx>
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#endif
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#include <Base/Exception.h>
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#include "FeatureThickness.h"
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using namespace PartDesign;
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const char *PartDesign::Thickness::ModeEnums[] = {"Skin", "Pipe", "RectoVerso", nullptr};
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const char *PartDesign::Thickness::JoinEnums[] = {"Arc", "Intersection", nullptr};
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PROPERTY_SOURCE(PartDesign::Thickness, PartDesign::DressUp)
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Thickness::Thickness()
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{
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ADD_PROPERTY_TYPE(Value, (1.0), "Thickness", App::Prop_None, "Thickness value");
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ADD_PROPERTY_TYPE(Mode, (long(0)), "Thickness", App::Prop_None, "Mode");
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Mode.setEnums(ModeEnums);
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ADD_PROPERTY_TYPE(Join, (long(0)), "Thickness", App::Prop_None, "Join type");
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Join.setEnums(JoinEnums);
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ADD_PROPERTY_TYPE(Reversed, (false), "Thickness", App::Prop_None,
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"Apply the thickness towards the solids interior");
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ADD_PROPERTY_TYPE(Intersection, (false), "Thickness", App::Prop_None,
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"Enable intersection-handling");
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}
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short Thickness::mustExecute() const
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{
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if (Placement.isTouched() ||
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Value.isTouched() ||
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Mode.isTouched() ||
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Join.isTouched())
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return 1;
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return DressUp::mustExecute();
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}
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App::DocumentObjectExecReturn *Thickness::execute()
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{
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// Base shape
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Part::TopoShape TopShape;
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try {
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TopShape = getBaseShape();
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}
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catch (Base::Exception &e) {
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return new App::DocumentObjectExecReturn(e.what());
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}
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const std::vector<std::string>& subStrings = Base.getSubValues();
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//If no element is selected, then we use a copy of previous feature.
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if (subStrings.empty()) {
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//We must set the placement of the feature in case it's empty.
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this->positionByBaseFeature();
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this->Shape.setValue(TopShape);
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return App::DocumentObject::StdReturn;
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}
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/* If the feature was empty at some point, then Placement was set by positionByBaseFeature.
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* However makeThickSolid apparently requires the placement to be empty, so we have to clear it*/
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this->Placement.setValue(Base::Placement());
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TopTools_ListOfShape closingFaces;
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for (std::vector<std::string>::const_iterator it = subStrings.begin(); it != subStrings.end(); ++it) {
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TopoDS_Face face = TopoDS::Face(TopShape.getSubShape(it->c_str()));
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closingFaces.Append(face);
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}
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bool reversed = Reversed.getValue();
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bool intersection = Intersection.getValue();
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double thickness = (reversed ? -1. : 1. )*Value.getValue();
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double tol = Precision::Confusion();
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short mode = (short)Mode.getValue();
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short join = (short)Join.getValue();
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//we do not offer tangent join type
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if(join == 1)
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join = 2;
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if (fabs(thickness) > 2*tol)
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this->Shape.setValue(getSolid(TopShape.makeThickSolid(closingFaces, thickness, tol, intersection, false, mode, join)));
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else
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this->Shape.setValue(getSolid(TopShape.getShape()));
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return App::DocumentObject::StdReturn;
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}
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