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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 | |
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20 | #include <Aspect_TypeOfMarker.hxx> |
21 | #include <AIS_InteractiveObject.hxx> |
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22 | |
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23 | class Geom_Point; |
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24 | class TopoDS_Vertex; |
25 | |
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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 |
29 | { |
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30 | DEFINE_STANDARD_RTTIEXT(AIS_Point, AIS_InteractiveObject) |
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31 | public: |
32 | |
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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. |
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38 | virtual Standard_Integer Signature() const Standard_OVERRIDE { return 1; } |
39 | |
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40 | //! Indicates that a point is a datum. |
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41 | virtual AIS_KindOfInteractive Type() const Standard_OVERRIDE { return AIS_KOI_Datum; } |
42 | |
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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; |
51 | |
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; |
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60 | |
61 | //! Allows you to provide settings for the Color. |
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62 | Standard_EXPORT virtual void SetColor (const Quantity_Color& theColor) Standard_OVERRIDE; |
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63 | |
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64 | //! Allows you to remove color settings. |
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65 | Standard_EXPORT virtual void UnsetColor() Standard_OVERRIDE; |
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66 | |
67 | //! Allows you to provide settings for a marker. These include |
68 | //! - type of marker, |
69 | //! - marker color, |
70 | //! - scale factor. |
71 | Standard_EXPORT void SetMarker (const Aspect_TypeOfMarker aType); |
72 | |
73 | //! Removes the marker settings. |
74 | Standard_EXPORT void UnsetMarker(); |
75 | |
76 | //! Returns true if the point datum has a marker. |
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77 | Standard_Boolean HasMarker() const { return myHasTOM; } |
78 | |
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79 | //! Converts a point into a vertex. |
80 | Standard_EXPORT TopoDS_Vertex Vertex() const; |
81 | |
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82 | protected: |
83 | |
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84 | Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE; |
85 | |
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86 | private: |
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87 | |
88 | Standard_EXPORT void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE; |
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89 | |
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90 | Standard_EXPORT void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE; |
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91 | |
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92 | Standard_EXPORT void UpdatePointValues(); |
93 | |
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94 | //! Replace aspects of already computed groups with the new value. |
95 | void replaceWithNewPointAspect (const Handle(Prs3d_PointAspect)& theAspect); |
96 | |
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97 | private: |
98 | |
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99 | Handle(Geom_Point) myComponent; |
100 | Standard_Boolean myHasTOM; |
101 | Aspect_TypeOfMarker myTOM; |
102 | |
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103 | }; |
104 | |
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105 | DEFINE_STANDARD_HANDLE(AIS_Point, AIS_InteractiveObject) |
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106 | |
107 | #endif // _AIS_Point_HeaderFile |