1 // Created on: 1995-08-09
2 // Created by: Arnaud BOUZY
3 // Copyright (c) 1995-1999 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_Point_HeaderFile
18 #define _AIS_Point_HeaderFile
20 #include <Aspect_TypeOfMarker.hxx>
21 #include <AIS_InteractiveObject.hxx>
26 //! Constructs point datums to be used in construction of
27 //! composite shapes. The datum is displayed as the plus marker +.
28 class AIS_Point : public AIS_InteractiveObject
30 DEFINE_STANDARD_RTTIEXT(AIS_Point, AIS_InteractiveObject)
33 //! Initializes the point aComponent from which the point
34 //! datum will be built.
35 Standard_EXPORT AIS_Point(const Handle(Geom_Point)& aComponent);
37 //! Returns index 1, the default index for a point.
38 virtual Standard_Integer Signature() const Standard_OVERRIDE { return 1; }
40 //! Indicates that a point is a datum.
41 virtual AIS_KindOfInteractive Type() const Standard_OVERRIDE { return AIS_KOI_Datum; }
43 //! Returns the component specified in SetComponent.
44 Standard_EXPORT Handle(Geom_Point) Component();
46 //! Constructs an instance of the point aComponent.
47 Standard_EXPORT void SetComponent (const Handle(Geom_Point)& aComponent);
49 //! Returns true if the display mode selected is valid for point datums.
50 Standard_EXPORT Standard_Boolean AcceptDisplayMode (const Standard_Integer aMode) const Standard_OVERRIDE;
52 //! computes the presentation according to a point of view
53 //! given by <aProjector>.
54 //! To be Used when the associated degenerated Presentations
55 //! have been transformed by <aTrsf> which is not a Pure
56 //! Translation. The HLR Prs can't be deducted automatically
57 //! WARNING :<aTrsf> must be applied
58 //! to the object to display before computation !!!
59 Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTrsf, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
61 //! Allows you to provide settings for the Color.
62 Standard_EXPORT void SetColor (const Quantity_Color& theColor) Standard_OVERRIDE;
64 //! Allows you to remove color settings.
65 Standard_EXPORT void UnsetColor() Standard_OVERRIDE;
67 //! Allows you to provide settings for a marker. These include
71 Standard_EXPORT void SetMarker (const Aspect_TypeOfMarker aType);
73 //! Removes the marker settings.
74 Standard_EXPORT void UnsetMarker();
76 //! Returns true if the point datum has a marker.
77 Standard_Boolean HasMarker() const { return myHasTOM; }
79 //! Converts a point into a vertex.
80 Standard_EXPORT TopoDS_Vertex Vertex() const;
84 Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
88 Standard_EXPORT void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
90 Standard_EXPORT void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE;
92 Standard_EXPORT void UpdatePointValues();
96 Handle(Geom_Point) myComponent;
97 Standard_Boolean myHasTOM;
98 Aspect_TypeOfMarker myTOM;
102 DEFINE_STANDARD_HANDLE(AIS_Point, AIS_InteractiveObject)
104 #endif // _AIS_Point_HeaderFile