/*************************************************************************** * Copyright (c) 2010 Juergen Riegel * * * * This file is part of the FreeCAD CAx development system. * * * * This library is free software; you can redistribute it and/or * * modify it under the terms of the GNU Library General Public * * License as published by the Free Software Foundation; either * * version 2 of the License, or (at your option) any later version. * * * * This library is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU Library General Public License for more details. * * * * You should have received a copy of the GNU Library General Public * * License along with this library; see the file COPYING.LIB. If not, * * write to the Free Software Foundation, Inc., 59 Temple Place, * * Suite 330, Boston, MA 02111-1307, USA * * * ***************************************************************************/ #include "PreCompiled.h" #ifndef _PreComp_ # include # include # include # include # include # include # include # include # include # include #endif #include #include #include #include #include "FeatureChamfer.h" using namespace PartDesign; PROPERTY_SOURCE(PartDesign::Chamfer, PartDesign::DressUp) const char* ChamferTypeEnums[] = {"Equal distance", "Two distances", "Distance and Angle", nullptr}; const App::PropertyQuantityConstraint::Constraints Chamfer::floatSize = {0.0, FLT_MAX, 0.1}; const App::PropertyAngle::Constraints Chamfer::floatAngle = {0.0, 180.0, 1.0}; static App::DocumentObjectExecReturn *validateParameters(int chamferType, double size, double size2, double angle); Chamfer::Chamfer() { ADD_PROPERTY_TYPE(ChamferType, (0L), "Chamfer", App::Prop_None, "Type of chamfer"); ChamferType.setEnums(ChamferTypeEnums); ADD_PROPERTY_TYPE(Size, (1.0), "Chamfer", App::Prop_None, "Size of chamfer"); Size.setUnit(Base::Unit::Length); Size.setConstraints(&floatSize); ADD_PROPERTY_TYPE(Size2, (1.0), "Chamfer", App::Prop_None, "Second size of chamfer"); Size2.setUnit(Base::Unit::Length); Size2.setConstraints(&floatSize); ADD_PROPERTY_TYPE(Angle, (45.0), "Chamfer", App::Prop_None, "Angle of chamfer"); Angle.setUnit(Base::Unit::Angle); Angle.setConstraints(&floatAngle); ADD_PROPERTY_TYPE(FlipDirection, (false), "Chamfer", App::Prop_None, "Flip direction"); ADD_PROPERTY_TYPE(UseAllEdges, (false), "Chamfer", App::Prop_None, "Chamfer all edges if true, else use only those edges in Base property.\n" "If true, then this overrides any edge changes made to the Base property or in the dialog.\n"); updateProperties(); } short Chamfer::mustExecute() const { bool touched = false; auto chamferType = ChamferType.getValue(); switch (chamferType) { case 0: // "Equal distance" touched = Size.isTouched() || ChamferType.isTouched(); break; case 1: // "Two distances" touched = Size.isTouched() || ChamferType.isTouched() || Size2.isTouched(); break; case 2: // "Distance and Angle" touched = Size.isTouched() || ChamferType.isTouched() || Angle.isTouched(); break; } if (Placement.isTouched() || touched) return 1; return DressUp::mustExecute(); } App::DocumentObjectExecReturn *Chamfer::execute() { // NOTE: Normally the Base property and the BaseFeature property should point to the same object. // The only difference is that the Base property also stores the edges that are to be chamfered Part::TopoShape TopShape; try { TopShape = getBaseShape(); } catch (Base::Exception& e) { return new App::DocumentObjectExecReturn(e.what()); } std::vector SubNames = std::vector(Base.getSubValues()); if (UseAllEdges.getValue()){ SubNames.clear(); std::string edgeTypeName = Part::TopoShape::shapeName(TopAbs_EDGE); //"Edge" int count = TopShape.countSubElements(edgeTypeName.c_str()); for (int ii = 0; ii < count; ii++){ std::ostringstream edgeName; edgeName << edgeTypeName << ii+1; SubNames.push_back(edgeName.str()); } } std::vector FaceNames; getContinuousEdges(TopShape, SubNames, FaceNames); const int chamferType = ChamferType.getValue(); const double size = Size.getValue(); const double size2 = Size2.getValue(); const double angle = Angle.getValue(); const bool flipDirection = FlipDirection.getValue(); auto res = validateParameters(chamferType, size, size2, angle); if (res != App::DocumentObject::StdReturn) { return res; } this->positionByBaseFeature(); //If no element is selected, then we use a copy of previous feature. if (SubNames.empty()) { this->Shape.setValue(TopShape); return App::DocumentObject::StdReturn; } // create an untransformed copy of the basefeature shape Part::TopoShape baseShape(TopShape); baseShape.setTransform(Base::Matrix4D()); try { BRepFilletAPI_MakeChamfer mkChamfer(baseShape.getShape()); TopTools_IndexedDataMapOfShapeListOfShape mapEdgeFace; TopExp::MapShapesAndAncestors(baseShape.getShape(), TopAbs_EDGE, TopAbs_FACE, mapEdgeFace); for (const auto &itSN : SubNames) { TopoDS_Edge edge = TopoDS::Edge(baseShape.getSubShape(itSN.c_str())); const TopoDS_Shape& faceLast = mapEdgeFace.FindFromKey(edge).Last(); const TopoDS_Shape& faceFirst = mapEdgeFace.FindFromKey(edge).First(); // Set the face based on flipDirection for all edges by default. Note for chamferType==0 it does not matter which face is used. TopoDS_Face face = TopoDS::Face( flipDirection ? faceLast : faceFirst ); // for chamfer types otherthan Equal (type = 0) check if one of the faces associated with the edge // is one of the originally selected faces. If so use the other face by default or the selected face if "flipDirection" is set if (chamferType != 0) { // for each selected face for (const auto &itFN : FaceNames) { const TopoDS_Shape selFace = baseShape.getSubShape(itFN.c_str()); if ( faceLast.IsEqual(selFace) ) face = TopoDS::Face( flipDirection ? faceFirst : faceLast ); else if ( faceFirst.IsEqual(selFace) ) face = TopoDS::Face( flipDirection ? faceLast : faceFirst ); } } switch (chamferType) { case 0: // Equal distance mkChamfer.Add(size, size, edge, face); break; case 1: // Two distances mkChamfer.Add(size, size2, edge, face); break; case 2: // Distance and angle mkChamfer.AddDA(size, Base::toRadians(angle), edge, face); break; } } mkChamfer.Build(); if (!mkChamfer.IsDone()) return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Failed to create chamfer")); TopoDS_Shape shape = mkChamfer.Shape(); if (shape.IsNull()) return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Resulting shape is null")); TopTools_ListOfShape aLarg; aLarg.Append(baseShape.getShape()); if (!BRepAlgo::IsValid(aLarg, shape, Standard_False, Standard_False)) { ShapeFix_ShapeTolerance aSFT; aSFT.LimitTolerance(shape, Precision::Confusion(), Precision::Confusion(), TopAbs_SHAPE); Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape(shape); aSfs->Perform(); shape = aSfs->Shape(); if (!BRepAlgo::IsValid(aLarg, shape, Standard_False, Standard_False)) { return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Resulting shape is invalid")); } } int solidCount = countSolids(shape); if (solidCount > 1) { return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Result has multiple solids: that is not currently supported.")); } shape = refineShapeIfActive(shape); this->Shape.setValue(getSolid(shape)); return App::DocumentObject::StdReturn; } catch (Standard_Failure& e) { return new App::DocumentObjectExecReturn(e.GetMessageString()); } } void Chamfer::Restore(Base::XMLReader &reader) { DressUp::Restore(reader); } void Chamfer::handleChangedPropertyType(Base::XMLReader &reader, const char * TypeName, App::Property * prop) { if (prop && strcmp(TypeName,"App::PropertyFloatConstraint") == 0 && strcmp(prop->getTypeId().getName(), "App::PropertyQuantityConstraint") == 0) { App::PropertyFloatConstraint p; p.Restore(reader); static_cast(prop)->setValue(p.getValue()); } else { DressUp::handleChangedPropertyType(reader, TypeName, prop); } } void Chamfer::onChanged(const App::Property* prop) { if (prop == &ChamferType) { updateProperties(); } DressUp::onChanged(prop); } void Chamfer::updateProperties() { auto chamferType = ChamferType.getValue(); auto disableproperty = [](App::Property * prop, bool on) { prop->setStatus(App::Property::ReadOnly, on); }; switch (chamferType) { case 0: // "Equal distance" disableproperty(&this->Angle, true); disableproperty(&this->Size2, true); break; case 1: // "Two distances" disableproperty(&this->Angle, true); disableproperty(&this->Size2, false); break; case 2: // "Distance and Angle" disableproperty(&this->Angle, false); disableproperty(&this->Size2, true); break; } } static App::DocumentObjectExecReturn *validateParameters(int chamferType, double size, double size2, double angle) { // Size is common to all chamfer types. if (size <= 0) { return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Size must be greater than zero")); } switch (chamferType) { case 0: // Equal distance // Nothing to do. break; case 1: // Two distances if (size2 <= 0) { return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Size2 must be greater than zero")); } break; case 2: // Distance and angle if (angle <= 0 || angle >= 180.0) { return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "Angle must be greater than 0 and less than 180")); } break; } return App::DocumentObject::StdReturn; }