1 // Created on: 1996-12-05
2 // Created by: Flore Lantheaume/Odile Olivier
3 // Copyright (c) 1996-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _AIS_ConcentricRelation_HeaderFile
18 #define _AIS_ConcentricRelation_HeaderFile
20 #include <AIS_Relation.hxx>
25 DEFINE_STANDARD_HANDLE(AIS_ConcentricRelation, AIS_Relation)
27 //! A framework to define a constraint by a relation of
28 //! concentricity between two or more interactive datums.
29 //! The display of this constraint is also defined.
30 //! A plane is used to create an axis along which the
31 //! relation of concentricity can be extended.
32 class AIS_ConcentricRelation : public AIS_Relation
34 DEFINE_STANDARD_RTTIEXT(AIS_ConcentricRelation, AIS_Relation)
37 //! Constructs the display object for concentric relations
39 //! This object is defined by the two shapes, aFShape
40 //! and aSShape and the plane aPlane.
41 //! aPlane is provided to create an axis along which the
42 //! relation of concentricity can be extended.
43 Standard_EXPORT AIS_ConcentricRelation(const TopoDS_Shape& aFShape, const TopoDS_Shape& aSShape, const Handle(Geom_Plane)& aPlane);
47 Standard_EXPORT void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
49 Standard_EXPORT void ComputeTwoEdgesConcentric (const Handle(Prs3d_Presentation)& aPresentationManager);
51 Standard_EXPORT void ComputeEdgeVertexConcentric (const Handle(Prs3d_Presentation)& aPresentationManager);
53 Standard_EXPORT void ComputeTwoVerticesConcentric (const Handle(Prs3d_Presentation)& aPresentationManager);
55 Standard_EXPORT virtual void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE;
64 #endif // _AIS_ConcentricRelation_HeaderFile