1 // Copyright (C) 2014-2019 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include<GeomAPI_Curve.h>
21 #include<GeomAPI_Pnt.h>
23 #include <TopoDS_Shape.hxx>
24 #include <Geom_Curve.hxx>
25 #include <Geom_Line.hxx>
26 #include <Geom_Circle.hxx>
27 #include <BRep_Tool.hxx>
28 #include <TopoDS_Edge.hxx>
30 #include <GeomAdaptor_Curve.hxx>
32 #define MY_CURVE (*(implPtr<Handle_Geom_Curve>()))
34 GeomAPI_Curve::GeomAPI_Curve()
35 : GeomAPI_Interface(new Handle_Geom_Curve()), myStart(0), myEnd(1)
39 GeomAPI_Curve::GeomAPI_Curve(const std::shared_ptr<GeomAPI_Shape>& theShape)
40 : GeomAPI_Interface(new Handle_Geom_Curve()) // initially it is null
42 const TopoDS_Shape& aShape = theShape->impl<TopoDS_Shape>();
43 TopoDS_Edge anEdge = TopoDS::Edge(aShape);
44 if (!anEdge.IsNull()) {
45 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, myStart, myEnd);
46 if (!aCurve.IsNull()) {
47 setImpl(new Handle(Geom_Curve)(aCurve));
52 bool GeomAPI_Curve::isNull() const
54 return MY_CURVE.IsNull() == Standard_True;
57 bool GeomAPI_Curve::isLine() const
59 return !isNull() && MY_CURVE->DynamicType() == STANDARD_TYPE(Geom_Line);
62 bool GeomAPI_Curve::isCircle() const
64 return !isNull() && MY_CURVE->DynamicType() == STANDARD_TYPE(Geom_Circle);
67 std::shared_ptr<GeomAPI_Pnt> GeomAPI_Curve::getPoint(double theParam)
69 GeomAdaptor_Curve aAdaptor(MY_CURVE, myStart, myEnd);
70 gp_Pnt aPnt = aAdaptor.Value(theParam);
71 return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aPnt.X(), aPnt.Y(), aPnt.Z()));