160 lines
5.8 KiB
C++
160 lines
5.8 KiB
C++
/***************************************************************************
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* Copyright (c) 2010 Juergen Riegel <FreeCAD@juergen-riegel.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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#endif
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#include "FeatureDressUp.h"
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#include <Base/Exception.h>
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#include <TopTools_IndexedMapOfShape.hxx>
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#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
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#include <TopExp.hxx>
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#include <TopoDS.hxx>
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#include <BRep_Tool.hxx>
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#include <TopoDS_Edge.hxx>
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using namespace PartDesign;
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namespace PartDesign {
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PROPERTY_SOURCE(PartDesign::DressUp, PartDesign::Feature)
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DressUp::DressUp()
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{
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ADD_PROPERTY(Base,(0));
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Placement.StatusBits.set(2, true);
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}
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short DressUp::mustExecute() const
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{
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if (Base.getValue() && Base.getValue()->isTouched())
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return 1;
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return PartDesign::Feature::mustExecute();
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}
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void DressUp::positionByBaseFeature(void)
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{
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Part::Feature *base = static_cast<Part::Feature*>(BaseFeature.getValue());
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if (base && base->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId()))
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this->Placement.setValue(base->Placement.getValue());
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}
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Part::TopoShape DressUp::getBaseShape()
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{
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App::DocumentObject* link = BaseFeature.getValue();
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if (!link)
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link = this->Base.getValue(); // For legacy features
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if (!link)
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throw Base::Exception("No object linked");
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if (!link->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId()))
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throw Base::Exception("Linked object is not a Part object");
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Part::Feature* base = static_cast<Part::Feature*>(link);
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const Part::TopoShape& shape = base->Shape.getShape();
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if (shape._Shape.IsNull())
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throw Base::Exception("Cannot draft invalid shape");
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return shape;
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}
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void DressUp::getContiniusEdges(Part::TopoShape TopShape, std::vector< std::string >& SubNames) {
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TopTools_IndexedMapOfShape mapOfEdges;
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TopTools_IndexedDataMapOfShapeListOfShape mapEdgeFace;
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TopExp::MapShapesAndAncestors(TopShape._Shape, TopAbs_EDGE, TopAbs_FACE, mapEdgeFace);
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TopExp::MapShapes(TopShape._Shape, TopAbs_EDGE, mapOfEdges);
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unsigned int i = 0;
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while(i < SubNames.size())
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{
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std::string aSubName = static_cast<std::string>(SubNames.at(i));
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if (aSubName.size() > 4 && aSubName.substr(0,4) == "Edge") {
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TopoDS_Edge edge = TopoDS::Edge(TopShape.getSubShape(aSubName.c_str()));
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const TopTools_ListOfShape& los = mapEdgeFace.FindFromKey(edge);
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if(los.Extent() != 2)
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{
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SubNames.erase(SubNames.begin()+i);
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continue;
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}
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const TopoDS_Shape& face1 = los.First();
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const TopoDS_Shape& face2 = los.Last();
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GeomAbs_Shape cont = BRep_Tool::Continuity(TopoDS::Edge(edge),
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TopoDS::Face(face1),
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TopoDS::Face(face2));
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if (cont != GeomAbs_C0) {
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SubNames.erase(SubNames.begin()+i);
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continue;
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}
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i++;
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}
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else if(aSubName.size() > 4 && aSubName.substr(0,4) == "Face") {
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TopoDS_Face face = TopoDS::Face(TopShape.getSubShape(aSubName.c_str()));
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TopTools_IndexedMapOfShape mapOfFaces;
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TopExp::MapShapes(face, TopAbs_EDGE, mapOfFaces);
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for(int j = 1; j <= mapOfFaces.Extent(); ++j) {
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TopoDS_Edge edge = TopoDS::Edge(mapOfFaces.FindKey(j));
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int id = mapOfEdges.FindIndex(edge);
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std::stringstream buf;
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buf << "Edge";
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buf << id;
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if(std::find(SubNames.begin(),SubNames.end(),buf.str()) == SubNames.end())
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{
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SubNames.push_back(buf.str());
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}
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}
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SubNames.erase(SubNames.begin()+i);
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}
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// empty name or any other sub-element
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else {
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SubNames.erase(SubNames.begin()+i);
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}
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}
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}
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void DressUp::onChanged(const App::Property* prop)
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{
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if (prop == &BaseFeature) {
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// if attached to a sketch then mark it as read-only
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this->Placement.setStatus(App::Property::ReadOnly, BaseFeature.getValue() != 0);
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}
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Feature::onChanged(prop);
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}
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}
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