Moved generic Datum class to Part module to avoid Sketcher dependency on PartDesign
This commit is contained in:
jrheinlaender
committed by
Stefan Tröger
Stefan Tröger
parent
20ba1983a4
commit
5b3d5e6bd8
280
src/Mod/PartDesign/App/DatumLine.cpp
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280
src/Mod/PartDesign/App/DatumLine.cpp
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/***************************************************************************
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* Copyright (c) 2013 Jan Rheinländer <jrheinlaender[at]users.sourceforge.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 <cfloat>
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# include <BRepLib.hxx>
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# include <BRepBuilderAPI_MakeEdge.hxx>
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# include <BRepBuilderAPI_MakeFace.hxx>
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# include <BRepBuilderAPI_MakeVertex.hxx>
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# include <BRepBuilderAPI_MakeWire.hxx>
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# include <BRepBuilderAPI_GTransform.hxx>
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# include <BRep_Tool.hxx>
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# include <gp_GTrsf.hxx>
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# include <gp_Lin.hxx>
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# include <gp_Pln.hxx>
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# include <Geom_Line.hxx>
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# include <Geom_Plane.hxx>
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# include <Geom2d_Line.hxx>
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# include <Handle_Geom_Curve.hxx>
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# include <Handle_Geom_Surface.hxx>
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# include <Handle_Geom_Plane.hxx>
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# include <Handle_Geom2d_Line.hxx>
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# include <GeomAPI_IntCS.hxx>
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# include <GeomAPI_IntSS.hxx>
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# include <GeomAPI_ExtremaCurveCurve.hxx>
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# include <Precision.hxx>
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# include <Standard_Real.hxx>
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# include <TopoDS.hxx>
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# include <TopoDS_Vertex.hxx>
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# include <TopoDS_Edge.hxx>
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# include <TopoDS_Face.hxx>
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# include <BRepAdaptor_Curve.hxx>
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# include <BRepAdaptor_Surface.hxx>
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# include <Standard_Version.hxx>
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#endif
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#include <QObject>
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#include <App/Plane.h>
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#include "DatumPoint.h"
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#include "DatumLine.h"
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#include "DatumPlane.h"
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#include <Base/Tools.h>
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include "Mod/Part/App/PrimitiveFeature.h"
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#ifndef M_PI
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#define M_PI 3.14159265358979323846
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#endif
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using namespace PartDesign;
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// Note: We don't distinguish between e.g. datum lines and edges here
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#define PLANE QObject::tr("DPLANE")
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#define LINE QObject::tr("DLINE")
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#define POINT QObject::tr("DPOINT")
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#define ANGLE QObject::tr("Angle")
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std::map<std::multiset<QString>, std::set<QString> > Line::hints = std::map<std::multiset<QString>, std::set<QString> >();
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void Line::initHints()
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{
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std::set<QString> DONE;
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DONE.insert(QObject::tr("Done"));
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std::multiset<QString> key;
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std::set<QString> value;
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key.insert(LINE);
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hints[key] = DONE; // LINE -> DONE. Line from another line or edge
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key.clear(); value.clear();
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key.insert(POINT);
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value.insert(POINT);
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hints[key] = value; // POINT -> POINT
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key.clear(); value.clear();
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key.insert(POINT); key.insert(POINT);
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hints[key] = DONE; // {POINT, POINT} -> DONE. Line from two points or vertices
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key.clear(); value.clear();
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key.insert(PLANE);
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value.insert(PLANE);
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hints[key] = value; // PLANE -> PLANE
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key.clear(); value.clear();
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key.insert(PLANE); key.insert(PLANE);
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hints[key] = DONE; // {PLANE, PLANE} -> DONE. Line from two planes or faces
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key.clear(); value.clear();
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value.insert(POINT); value.insert(LINE); value.insert(PLANE);
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hints[key] = value;
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}
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PROPERTY_SOURCE(PartDesign::Line, Part::Datum)
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Line::Line()
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{
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ADD_PROPERTY_TYPE(_Base,(Base::Vector3d(0,0,0)),"DatumLine",
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App::PropertyType(App::Prop_ReadOnly|App::Prop_Output),
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"Coordinates of the line base point");
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ADD_PROPERTY_TYPE(_Direction,(Base::Vector3d(1,1,1)),"DatumLine",
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App::PropertyType(App::Prop_ReadOnly|App::Prop_Output),
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"Coordinates of the line direction");
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}
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Line::~Line()
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{
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}
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void Line::onChanged(const App::Property *prop)
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{
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Datum::onChanged(prop);
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if (prop == &References) {
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refTypes.clear();
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std::vector<App::DocumentObject*> refs = References.getValues();
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std::vector<std::string> refnames = References.getSubValues();
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for (int r = 0; r < refs.size(); r++)
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refTypes.insert(getRefType(refs[r], refnames[r]));
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std::set<QString> hint = getHint();
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if (!((hint.size() == 1) && (hint.find(QObject::tr("Done")) != hint.end())))
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return; // incomplete references
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// Extract the geometry of the references
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Base::Vector3d* base = NULL;
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Base::Vector3d* direction = NULL;
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Base::Vector3d* p1 = NULL;
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Base::Vector3d* p2 = NULL;
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gp_Lin* line = NULL;
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Handle_Geom_Surface s1 = NULL;
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Handle_Geom_Surface s2 = NULL;
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for (int i = 0; i < refs.size(); i++) {
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if (refs[i]->getTypeId().isDerivedFrom(PartDesign::Point::getClassTypeId())) {
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PartDesign::Point* p = static_cast<PartDesign::Point*>(refs[i]);
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if (p1 == NULL)
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p1 = new Base::Vector3d (p->_Point.getValue());
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else
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p2 = new Base::Vector3d (p->_Point.getValue());
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} else if (refs[i]->getTypeId().isDerivedFrom(PartDesign::Line::getClassTypeId())) {
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PartDesign::Line* l = static_cast<PartDesign::Line*>(refs[i]);
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base = new Base::Vector3d (l->_Base.getValue());
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direction = new Base::Vector3d (l->_Direction.getValue());
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} else if (refs[i]->getTypeId().isDerivedFrom(PartDesign::Plane::getClassTypeId())) {
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PartDesign::Plane* p = static_cast<PartDesign::Plane*>(refs[i]);
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Base::Vector3d base = p->_Base.getValue();
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Base::Vector3d normal = p->_Normal.getValue();
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if (s1.IsNull())
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s1 = new Geom_Plane(gp_Pnt(base.x, base.y, base.z), gp_Dir(normal.x, normal.y, normal.z));
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else
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s2 = new Geom_Plane(gp_Pnt(base.x, base.y, base.z), gp_Dir(normal.x, normal.y, normal.z));
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} else if (refs[i]->getTypeId().isDerivedFrom(App::Plane::getClassTypeId())) {
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App::Plane* p = static_cast<App::Plane*>(refs[i]);
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// Note: We only handle the three base planes here
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gp_Pnt base(0,0,0);
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gp_Dir normal;
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if (strcmp(p->getNameInDocument(), "BaseplaneXY") == 0)
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normal = gp_Dir(0,0,1);
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else if (strcmp(p->getNameInDocument(), "BaseplaneYZ") == 0)
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normal = gp_Dir(1,0,0);
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else if (strcmp(p->getNameInDocument(), "BaseplaneXZ") == 0)
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normal = gp_Dir(0,1,0);
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if (s1.IsNull())
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s1 = new Geom_Plane(base, normal);
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else
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s2 = new Geom_Plane(base, normal);
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} else if (refs[i]->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
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Part::Feature* feature = static_cast<Part::Feature*>(refs[i]);
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const TopoDS_Shape& sh = feature->Shape.getValue();
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if (sh.IsNull())
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return; // "PartDesign::Line: Reference has NULL shape"
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// Get subshape
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TopoDS_Shape subshape = feature->Shape.getShape().getSubShape(refnames[i].c_str());
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if (subshape.IsNull())
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return; // "PartDesign::Line: Reference has NULL subshape";
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if (subshape.ShapeType() == TopAbs_VERTEX) {
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TopoDS_Vertex v = TopoDS::Vertex(subshape);
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gp_Pnt p = BRep_Tool::Pnt(v);
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if (p1 == NULL)
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p1 = new Base::Vector3d(p.X(), p.Y(), p.Z());
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else
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p2 = new Base::Vector3d(p.X(), p.Y(), p.Z());
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} else if (subshape.ShapeType() == TopAbs_EDGE) {
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TopoDS_Edge e = TopoDS::Edge(subshape);
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BRepAdaptor_Curve adapt(e);
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if (adapt.GetType() != GeomAbs_Line)
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return; // Non-linear edge
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line = new gp_Lin(adapt.Line());
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} else if (subshape.ShapeType() == TopAbs_FACE) {
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TopoDS_Face f = TopoDS::Face(subshape);
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if (s1.IsNull())
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s1 = BRep_Tool::Surface(f);
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else
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s2 = BRep_Tool::Surface(f);
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}
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} else {
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return; //"PartDesign::Point: Invalid reference type"
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}
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}
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if ((base != NULL) && (direction != NULL)) {
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// Line from other datum line. Nothing to be done
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} else if ((p1 != NULL) && (p2 != NULL)) {
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// Line from two points
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base = new Base::Vector3d(*p1);
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direction = new Base::Vector3d(*p2 - *p1);
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} else if (line != NULL) {
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// Line from gp_lin
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base = new Base::Vector3d(line->Location().X(), line->Location().Y(), line->Location().Z());
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direction = new Base::Vector3d(line->Direction().X(), line->Direction().Y(), line->Direction().Z());
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} else if (!s1.IsNull() && !s2.IsNull()) {
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GeomAPI_IntSS intersectorSS(s1, s2, Precision::Confusion());
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if (!intersectorSS.IsDone() || (intersectorSS.NbLines() == 0))
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return;
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if (intersectorSS.NbLines() > 1)
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Base::Console().Warning("More than one intersection line for datum point from surfaces");
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Handle_Geom_Line l = Handle_Geom_Line::DownCast(intersectorSS.Line(1));
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if (l.IsNull())
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return; // non-linear intersection curve
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gp_Lin lin = l->Lin();
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base = new Base::Vector3d(lin.Location().X(), lin.Location().Y(), lin.Location().Z());
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direction = new Base::Vector3d(lin.Direction().X(), lin.Direction().Y(), lin.Direction().Z());
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} else {
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return;
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}
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_Base.setValue(*base);
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_Direction.setValue(*direction);
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_Base.touch(); // This triggers ViewProvider::updateData()
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// Create a shape, which will be used by the Sketcher. Them main function is to avoid a dependency of
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// Sketcher on the PartDesign module
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BRepBuilderAPI_MakeEdge builder(gp_Lin(gp_Pnt(base->x, base->y, base->z), gp_Dir(direction->x, direction->y, direction->z)));
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if (!builder.IsDone())
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return;
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Shape.setValue(builder.Shape());
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delete base;
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delete direction;
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if (p1 != NULL) delete p1;
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if (p2 != NULL) delete p2;
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if (line != NULL) delete line;
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}
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Part::Datum::onChanged(prop);
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}
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const std::set<QString> Line::getHint()
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{
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if (hints.find(refTypes) != hints.end())
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return hints[refTypes];
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else
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return std::set<QString>();
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}
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