1 // Created on: 1998-01-24
2 // Created by: Julia GERASIMOVA
3 // Copyright (c) 1998-1999 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_EqualDistanceRelation_HeaderFile
18 #define _AIS_EqualDistanceRelation_HeaderFile
20 #include <AIS_Relation.hxx>
21 #include <AIS_TypeOfDist.hxx>
22 #include <DsgPrs_ArrowSide.hxx>
26 DEFINE_STANDARD_HANDLE(AIS_EqualDistanceRelation, AIS_Relation)
28 //! A framework to display equivalent distances between
29 //! shapes and a given plane.
30 //! The distance is the length of a projection from the
31 //! shape to the plane.
32 //! These distances are used to compare shapes by this vector alone.
33 class AIS_EqualDistanceRelation : public AIS_Relation
35 DEFINE_STANDARD_RTTIEXT(AIS_EqualDistanceRelation,AIS_Relation)
38 //! Constructs a framework to display equivalent
39 //! distances between the shapes aShape1, aShape2,
40 //! aShape3, aShape4 and the plane aPlane.
41 //! The distance is the length of a projection from the
42 //! shape to the plane.
43 Standard_EXPORT AIS_EqualDistanceRelation(const TopoDS_Shape& aShape1, const TopoDS_Shape& aShape2, const TopoDS_Shape& aShape3, const TopoDS_Shape& aShape4, const Handle(Geom_Plane)& aPlane);
46 //! Sets the shape aShape to be used as the shape
47 //! aShape3 in the framework created at construction time.
48 void SetShape3 (const TopoDS_Shape& aShape);
51 //! Returns the shape aShape3 from the framework
52 //! created at construction time.
53 const TopoDS_Shape& Shape3() const;
56 //! Sets the shape aShape to be used as the shape
57 //! aShape4 in the framework created at construction time.
58 void SetShape4 (const TopoDS_Shape& aShape);
61 //! Returns the shape aShape4 from the framework
62 //! created at construction time.
63 const TopoDS_Shape& Shape4() const;
65 //! Computes the presentation according to a point of view
66 //! given by <aProjector>.
67 //! To be Used when the associated degenerated Presentations
68 //! have been transformed by <aTrsf> which is not a Pure
69 //! Translation. The HLR Prs can't be deducted automatically
70 //! WARNING :<aTrsf> must be applied
71 //! to the object to display before computation !!!
72 Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTrsf, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
74 //! Computes the location of an intreval between
75 //! between two edges. FirstAttach , SecondAttach
76 //! are the returned extreme points of the interval.
77 Standard_EXPORT static void ComputeTwoEdgesLength (const Handle(Prs3d_Presentation)& aPresentation, const Handle(Prs3d_Drawer)& aDrawer, const Standard_Real ArrowSize, const TopoDS_Edge& FirstEdge, const TopoDS_Edge& SecondEdge, const Handle(Geom_Plane)& Plane, const Standard_Boolean AutomaticPos, const Standard_Boolean IsSetBndBox, const Bnd_Box& BndBox, gp_Pnt& Position, gp_Pnt& FirstAttach, gp_Pnt& SecondAttach, gp_Pnt& FirstExtreme, gp_Pnt& SecondExtreme, DsgPrs_ArrowSide& SymbolPrs);
79 //! Computes the interval position between two vertexs. FirstAttach,
80 //! SecondAttach are the returned extreme points of the interval.
81 Standard_EXPORT static void ComputeTwoVerticesLength (const Handle(Prs3d_Presentation)& aPresentation, const Handle(Prs3d_Drawer)& aDrawer, const Standard_Real ArrowSize, const TopoDS_Vertex& FirstVertex, const TopoDS_Vertex& SecondVertex, const Handle(Geom_Plane)& Plane, const Standard_Boolean AutomaticPos, const Standard_Boolean IsSetBndBox, const Bnd_Box& BndBox, const AIS_TypeOfDist TypeDist, gp_Pnt& Position, gp_Pnt& FirstAttach, gp_Pnt& SecondAttach, gp_Pnt& FirstExtreme, gp_Pnt& SecondExtreme, DsgPrs_ArrowSide& SymbolPrs);
83 //! Compute the interval location between a vertex and an edge. Edge may be
84 //! a line or a circle.
85 Standard_EXPORT static void ComputeOneEdgeOneVertexLength (const Handle(Prs3d_Presentation)& aPresentation, const Handle(Prs3d_Drawer)& aDrawer, const Standard_Real ArrowSize, const TopoDS_Shape& FirstShape, const TopoDS_Shape& SecondShape, const Handle(Geom_Plane)& Plane, const Standard_Boolean AutomaticPos, const Standard_Boolean IsSetBndBox, const Bnd_Box& BndBox, gp_Pnt& Position, gp_Pnt& FirstAttach, gp_Pnt& SecondAttach, gp_Pnt& FirstExtreme, gp_Pnt& SecondExtreme, DsgPrs_ArrowSide& SymbolPrs);
89 Standard_EXPORT void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
91 Standard_EXPORT void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
93 Standard_EXPORT void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE;
95 TopoDS_Shape myShape3;
96 TopoDS_Shape myShape4;
97 gp_Pnt myAttachPoint1;
98 gp_Pnt myAttachPoint2;
99 gp_Pnt myAttachPoint3;
100 gp_Pnt myAttachPoint4;
108 #include <AIS_EqualDistanceRelation.lxx>
110 #endif // _AIS_EqualDistanceRelation_HeaderFile