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319 lines
11 KiB
C++
319 lines
11 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 <limits>
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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 <TopoDS.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
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#include <TopTools_ListOfShape.hxx>
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#include <ShapeFix_Shape.hxx>
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#include <ShapeFix_ShapeTolerance.hxx>
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#include <Standard_Version.hxx>
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#include <Base/Exception.h>
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#include <Base/Reader.h>
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#include <Base/Tools.h>
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#include <Mod/Part/App/TopoShape.h>
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#include "FeatureChamfer.h"
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#include <Base/ProgramVersion.h>
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using namespace PartDesign;
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PROPERTY_SOURCE(PartDesign::Chamfer, PartDesign::DressUp)
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const char* ChamferTypeEnums[] = {"Equal distance", "Two distances", "Distance and Angle", nullptr};
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const App::PropertyQuantityConstraint::Constraints Chamfer::floatSize
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= {0.0, std::numeric_limits<float>::max(), 0.1};
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const App::PropertyAngle::Constraints Chamfer::floatAngle = {0.0, 180.0, 1.0};
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static App::DocumentObjectExecReturn* validateParameters(
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int chamferType,
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double size,
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double size2,
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double angle
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);
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Chamfer::Chamfer()
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{
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ADD_PROPERTY_TYPE(ChamferType, (0L), "Chamfer", App::Prop_None, "Type of chamfer");
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ChamferType.setEnums(ChamferTypeEnums);
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ADD_PROPERTY_TYPE(Size, (1.0), "Chamfer", App::Prop_None, "Size of chamfer");
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Size.setUnit(Base::Unit::Length);
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Size.setConstraints(&floatSize);
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ADD_PROPERTY_TYPE(Size2, (1.0), "Chamfer", App::Prop_None, "Second size of chamfer");
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Size2.setUnit(Base::Unit::Length);
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Size2.setConstraints(&floatSize);
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ADD_PROPERTY_TYPE(Angle, (45.0), "Chamfer", App::Prop_None, "Angle of chamfer");
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Angle.setUnit(Base::Unit::Angle);
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Angle.setConstraints(&floatAngle);
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ADD_PROPERTY_TYPE(FlipDirection, (false), "Chamfer", App::Prop_None, "Flip direction");
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ADD_PROPERTY_TYPE(
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UseAllEdges,
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(false),
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"Chamfer",
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App::Prop_None,
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"Chamfer all edges if true, else use only those edges in Base property.\n"
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"If true, then this overrides any edge changes made to the Base property or in the "
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"dialog.\n"
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);
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updateProperties();
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}
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short Chamfer::mustExecute() const
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{
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bool touched = false;
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auto chamferType = ChamferType.getValue();
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switch (chamferType) {
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case 0: // "Equal distance"
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touched = Size.isTouched() || ChamferType.isTouched();
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break;
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case 1: // "Two distances"
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touched = Size.isTouched() || ChamferType.isTouched() || Size2.isTouched();
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break;
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case 2: // "Distance and Angle"
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touched = Size.isTouched() || ChamferType.isTouched() || Angle.isTouched();
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break;
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}
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if (Placement.isTouched() || touched) {
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return 1;
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}
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return DressUp::mustExecute();
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}
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App::DocumentObjectExecReturn* Chamfer::execute()
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{
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if (onlyHaveRefined()) {
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return App::DocumentObject::StdReturn;
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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 = getBaseTopoShape();
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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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TopShape.setTransform(Base::Matrix4D());
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auto edges = UseAllEdges.getValue() ? TopShape.getSubTopoShapes(TopAbs_EDGE)
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: getContinuousEdges(TopShape);
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if (edges.empty()) {
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return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP("Exception", "No edges specified"));
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}
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const int chamferType = ChamferType.getValue();
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const double size = Size.getValue();
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double size2 = Size2.getValue();
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const double angle = Angle.getValue();
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const bool flipDirection = FlipDirection.getValue();
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auto res = validateParameters(chamferType, size, size2, angle);
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if (res != App::DocumentObject::StdReturn) {
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return res;
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}
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this->positionByBaseFeature();
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if (static_cast<Part::ChamferType>(chamferType) == Part::ChamferType::distanceAngle) {
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size2 = angle;
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}
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try {
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TopoShape shape(0);
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shape.makeElementChamfer(
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TopShape,
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edges,
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static_cast<Part::ChamferType>(chamferType),
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size,
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size2,
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nullptr,
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flipDirection ? Part::Flip::flip : Part::Flip::none
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);
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if (shape.isNull()) {
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return new App::DocumentObjectExecReturn(
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QT_TRANSLATE_NOOP("Exception", "Failed to create chamfer")
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);
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}
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TopTools_ListOfShape aLarg;
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aLarg.Append(TopShape.getShape());
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if (!BRepAlgo::IsValid(aLarg, shape.getShape(), Standard_False, Standard_False)) {
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ShapeFix_ShapeTolerance aSFT;
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aSFT.LimitTolerance(
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shape.getShape(),
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Precision::Confusion(),
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Precision::Confusion(),
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TopAbs_SHAPE
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);
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}
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// store shape before refinement
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this->rawShape = shape;
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shape = refineShapeIfActive(shape);
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if (!isSingleSolidRuleSatisfied(shape.getShape())) {
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return new App::DocumentObjectExecReturn(QT_TRANSLATE_NOOP(
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"Exception",
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"Result has multiple solids: enable 'Allow Compound' in the active body."
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));
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}
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shape = getSolid(shape);
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this->Shape.setValue(shape);
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return App::DocumentObject::StdReturn;
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}
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catch (Standard_Failure& e) {
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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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DressUp::Restore(reader);
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migrateFlippedProperties(reader);
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}
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void Chamfer::handleChangedPropertyType(Base::XMLReader& reader, const char* TypeName, App::Property* prop)
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{
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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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else {
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DressUp::handleChangedPropertyType(reader, TypeName, prop);
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}
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}
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bool Chamfer::requiresSizeSwapping(const Base::XMLReader& reader) const
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{
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return Base::getVersion(reader.ProgramVersion) < Base::Version::v1_0
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&& (ChamferType.getValue() == 1 || ChamferType.getValue() == 2);
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}
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void Chamfer::migrateFlippedProperties(const Base::XMLReader& reader)
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{
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if (!requiresSizeSwapping(reader)) {
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return;
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}
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Base::Console().warning(
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"The 'FlipDirection' property of the chamfer of %s is being adjusted to maintain"
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"the same geometry in this FreeCAD version. If the re-saved file is later opened "
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"in FreeCAD 0.21.x the chamfer result may differ due to the changed parameter "
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"interpretation.\n",
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getFullName()
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);
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FlipDirection.setValue(!FlipDirection.getValue());
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}
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void Chamfer::onChanged(const App::Property* prop)
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{
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if (prop == &ChamferType) {
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updateProperties();
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}
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DressUp::onChanged(prop);
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}
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void Chamfer::updateProperties()
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{
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auto chamferType = ChamferType.getValue();
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auto disableproperty = [](App::Property* prop, bool on) {
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prop->setStatus(App::Property::ReadOnly, on);
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};
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switch (chamferType) {
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case 0: // "Equal distance"
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disableproperty(&this->Angle, true);
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disableproperty(&this->Size2, true);
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break;
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case 1: // "Two distances"
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disableproperty(&this->Angle, true);
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disableproperty(&this->Size2, false);
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break;
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case 2: // "Distance and Angle"
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disableproperty(&this->Angle, false);
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disableproperty(&this->Size2, true);
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break;
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}
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}
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static App::DocumentObjectExecReturn* validateParameters(
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int chamferType,
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double size,
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double size2,
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double angle
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)
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{
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// Size is common to all chamfer types.
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if (size <= 0) {
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return new App::DocumentObjectExecReturn(
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QT_TRANSLATE_NOOP("Exception", "Size must be greater than zero")
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);
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}
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switch (chamferType) {
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case 0: // Equal distance
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// Nothing to do.
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break;
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case 1: // Two distances
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if (size2 <= 0) {
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return new App::DocumentObjectExecReturn(
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QT_TRANSLATE_NOOP("Exception", "Size2 must be greater than zero")
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);
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}
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break;
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case 2: // Distance and angle
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if (angle <= 0 || angle >= 180.0) {
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return new App::DocumentObjectExecReturn(
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QT_TRANSLATE_NOOP("Exception", "Angle must be greater than 0 and less than 180")
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);
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}
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break;
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}
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return App::DocumentObject::StdReturn;
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}
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