162 lines
6.3 KiB
C++
162 lines
6.3 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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# include <BRepAlgo.hxx>
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# include <BRepFilletAPI_MakeChamfer.hxx>
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# include <TopExp.hxx>
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# include <TopExp_Explorer.hxx>
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# include <TopoDS.hxx>
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# include <TopoDS_Edge.hxx>
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# include <TopTools_IndexedMapOfShape.hxx>
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# include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
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# include <TopTools_ListOfShape.hxx>
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#include <BRep_Tool.hxx>
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#endif
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/Reader.h>
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#include <Mod/Part/App/TopoShape.h>
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#include "FeatureChamfer.h"
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using namespace PartDesign;
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PROPERTY_SOURCE(PartDesign::Chamfer, PartDesign::DressUp)
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const App::PropertyQuantityConstraint::Constraints floatSize = {0.0,FLT_MAX,0.1};
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Chamfer::Chamfer()
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{
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ADD_PROPERTY(Size,(1.0));
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Size.setUnit(Base::Unit::Length);
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Size.setConstraints(&floatSize);
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}
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short Chamfer::mustExecute() const
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{
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if (Placement.isTouched() || Size.isTouched())
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return 1;
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return DressUp::mustExecute();
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}
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App::DocumentObjectExecReturn *Chamfer::execute(void)
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{
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// NOTE: Normally the Base property and the BaseFeature property should point to the same object.
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// The only difference is that the Base property also stores the edges that are to be chamfered
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Part::TopoShape TopShape;
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try {
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TopShape = getBaseShape();
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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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std::vector<std::string> SubNames = std::vector<std::string>(Base.getSubValues());
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getContiniusEdges(TopShape, SubNames);
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if (SubNames.size() == 0)
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return new App::DocumentObjectExecReturn("No edges specified");
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double size = Size.getValue();
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this->positionByBaseFeature();
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// create an untransformed copy of the basefeature shape
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Part::TopoShape baseShape(TopShape);
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baseShape.setTransform(Base::Matrix4D());
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try {
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BRepFilletAPI_MakeChamfer mkChamfer(baseShape._Shape);
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TopTools_IndexedMapOfShape mapOfEdges;
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TopTools_IndexedDataMapOfShapeListOfShape mapEdgeFace;
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TopExp::MapShapesAndAncestors(baseShape._Shape, TopAbs_EDGE, TopAbs_FACE, mapEdgeFace);
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TopExp::MapShapes(baseShape._Shape, TopAbs_EDGE, mapOfEdges);
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for (std::vector<std::string>::const_iterator it=SubNames.begin(); it != SubNames.end(); ++it) {
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TopoDS_Edge edge = TopoDS::Edge(baseShape.getSubShape(it->c_str()));
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const TopoDS_Face& face = TopoDS::Face(mapEdgeFace.FindFromKey(edge).First());
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mkChamfer.Add(size, edge, face);
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}
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mkChamfer.Build();
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if (!mkChamfer.IsDone())
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return new App::DocumentObjectExecReturn("Failed to create chamfer");
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TopoDS_Shape shape = mkChamfer.Shape();
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if (shape.IsNull())
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return new App::DocumentObjectExecReturn("Resulting shape is null");
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TopTools_ListOfShape aLarg;
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aLarg.Append(baseShape._Shape);
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if (!BRepAlgo::IsValid(aLarg, shape, Standard_False, Standard_False)) {
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return new App::DocumentObjectExecReturn("Resulting shape is invalid");
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}
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this->Shape.setValue(getSolid(shape));
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return App::DocumentObject::StdReturn;
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}
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catch (Standard_Failure) {
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Handle_Standard_Failure e = Standard_Failure::Caught();
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return new App::DocumentObjectExecReturn(e->GetMessageString());
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}
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}
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void Chamfer::Restore(Base::XMLReader &reader)
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{
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reader.readElement("Properties");
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int Cnt = reader.getAttributeAsInteger("Count");
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for (int i=0 ;i<Cnt ;i++) {
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reader.readElement("Property");
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const char* PropName = reader.getAttribute("name");
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const char* TypeName = reader.getAttribute("type");
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App::Property* prop = getPropertyByName(PropName);
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try {
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if (prop && strcmp(prop->getTypeId().getName(), TypeName) == 0) {
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prop->Restore(reader);
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}
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else if (prop && strcmp(TypeName,"App::PropertyFloatConstraint") == 0 &&
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strcmp(prop->getTypeId().getName(), "App::PropertyQuantityConstraint") == 0) {
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App::PropertyFloatConstraint p;
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p.Restore(reader);
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static_cast<App::PropertyQuantityConstraint*>(prop)->setValue(p.getValue());
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}
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}
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catch (const Base::XMLParseException&) {
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throw; // re-throw
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}
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catch (const Base::Exception &e) {
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Base::Console().Error("%s\n", e.what());
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}
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catch (const std::exception &e) {
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Base::Console().Error("%s\n", e.what());
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}
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reader.readEndElement("Property");
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}
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reader.readEndElement("Properties");
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}
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