0031431: Visualization, PrsMgr_PresentableObject - simplify HLR computing interface
[occt.git] / src / AIS / AIS_Point.hxx
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42cf5bc1 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
5//
6// This file is part of Open CASCADE Technology software library.
7//
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.
13//
14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
16
17#ifndef _AIS_Point_HeaderFile
18#define _AIS_Point_HeaderFile
19
42cf5bc1 20#include <Aspect_TypeOfMarker.hxx>
21#include <AIS_InteractiveObject.hxx>
87432b82 22
42cf5bc1 23class Geom_Point;
42cf5bc1 24class TopoDS_Vertex;
25
42cf5bc1 26//! Constructs point datums to be used in construction of
27//! composite shapes. The datum is displayed as the plus marker +.
28class AIS_Point : public AIS_InteractiveObject
29{
87432b82 30 DEFINE_STANDARD_RTTIEXT(AIS_Point, AIS_InteractiveObject)
42cf5bc1 31public:
32
42cf5bc1 33 //! Initializes the point aComponent from which the point
34 //! datum will be built.
35 Standard_EXPORT AIS_Point(const Handle(Geom_Point)& aComponent);
36
37 //! Returns index 1, the default index for a point.
87432b82 38 virtual Standard_Integer Signature() const Standard_OVERRIDE { return 1; }
39
42cf5bc1 40 //! Indicates that a point is a datum.
87432b82 41 virtual AIS_KindOfInteractive Type() const Standard_OVERRIDE { return AIS_KOI_Datum; }
42
42cf5bc1 43 //! Returns the component specified in SetComponent.
44 Standard_EXPORT Handle(Geom_Point) Component();
45
46 //! Constructs an instance of the point aComponent.
47 Standard_EXPORT void SetComponent (const Handle(Geom_Point)& aComponent);
48
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;
87432b82 51
52 //! Allows you to provide settings for the Color.
226fce20 53 Standard_EXPORT virtual void SetColor (const Quantity_Color& theColor) Standard_OVERRIDE;
87432b82 54
42cf5bc1 55 //! Allows you to remove color settings.
226fce20 56 Standard_EXPORT virtual void UnsetColor() Standard_OVERRIDE;
42cf5bc1 57
58 //! Allows you to provide settings for a marker. These include
59 //! - type of marker,
60 //! - marker color,
61 //! - scale factor.
62 Standard_EXPORT void SetMarker (const Aspect_TypeOfMarker aType);
63
64 //! Removes the marker settings.
65 Standard_EXPORT void UnsetMarker();
66
67 //! Returns true if the point datum has a marker.
87432b82 68 Standard_Boolean HasMarker() const { return myHasTOM; }
69
42cf5bc1 70 //! Converts a point into a vertex.
71 Standard_EXPORT TopoDS_Vertex Vertex() const;
72
42cf5bc1 73protected:
74
42cf5bc1 75 Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
76
42cf5bc1 77private:
87432b82 78
79104795 79 Standard_EXPORT void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE;
87432b82 80
42cf5bc1 81 Standard_EXPORT void UpdatePointValues();
82
226fce20 83 //! Replace aspects of already computed groups with the new value.
84 void replaceWithNewPointAspect (const Handle(Prs3d_PointAspect)& theAspect);
85
87432b82 86private:
87
42cf5bc1 88 Handle(Geom_Point) myComponent;
89 Standard_Boolean myHasTOM;
90 Aspect_TypeOfMarker myTOM;
91
42cf5bc1 92};
93
87432b82 94DEFINE_STANDARD_HANDLE(AIS_Point, AIS_InteractiveObject)
42cf5bc1 95
96#endif // _AIS_Point_HeaderFile