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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 |
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_FixRelation_HeaderFile |
18 | #define _AIS_FixRelation_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <TopoDS_Wire.hxx> |
24 | #include <gp_Pnt.hxx> |
25 | #include <AIS_Relation.hxx> |
26 | #include <Standard_Real.hxx> |
27 | #include <Standard_Boolean.hxx> |
28 | #include <PrsMgr_PresentationManager3d.hxx> |
29 | #include <Standard_Integer.hxx> |
30 | #include <SelectMgr_Selection.hxx> |
31 | class TopoDS_Shape; |
32 | class Geom_Plane; |
33 | class TopoDS_Wire; |
34 | class gp_Pnt; |
35 | class Prs3d_Presentation; |
36 | class Prs3d_Projector; |
37 | class Geom_Transformation; |
38 | class TopoDS_Vertex; |
39 | class Geom_Curve; |
40 | class TopoDS_Edge; |
41 | class gp_Lin; |
42 | class gp_Circ; |
43 | |
44 | |
45 | class AIS_FixRelation; |
46 | DEFINE_STANDARD_HANDLE(AIS_FixRelation, AIS_Relation) |
47 | |
48 | //! Constructs and manages a constraint by a fixed |
49 | //! relation between two or more interactive datums. This |
50 | //! constraint is represented by a wire from a shape - |
51 | //! point, vertex, or edge - in the first datum and a |
52 | //! corresponding shape in the second. |
53 | //! Warning: This relation is not bound with any kind of parametric |
54 | //! constraint : it represents the "status" of an parametric |
55 | //! object. |
56 | class AIS_FixRelation : public AIS_Relation |
57 | { |
58 | |
59 | public: |
60 | |
61 | |
62 | //! initializes the vertex aShape, the |
63 | //! plane aPlane and the wire aWire, which connects |
64 | //! the two vertices in a fixed relation. |
65 | Standard_EXPORT AIS_FixRelation(const TopoDS_Shape& aShape, const Handle(Geom_Plane)& aPlane, const TopoDS_Wire& aWire); |
66 | |
67 | //! initializes the vertex aShape, the |
68 | //! plane aPlane and the wire aWire, the position |
69 | //! aPosition, the arrow size anArrowSize and the |
70 | //! wire aWire, which connects the two vertices in a fixed relation. |
71 | Standard_EXPORT AIS_FixRelation(const TopoDS_Shape& aShape, const Handle(Geom_Plane)& aPlane, const TopoDS_Wire& aWire, const gp_Pnt& aPosition, const Standard_Real anArrowSize = 0.01); |
72 | |
73 | //! initializes the edge aShape and the plane aPlane. |
74 | Standard_EXPORT AIS_FixRelation(const TopoDS_Shape& aShape, const Handle(Geom_Plane)& aPlane); |
75 | |
76 | //! initializes the edge aShape, the |
77 | //! plane aPlane, the position aPosition and the arrow |
78 | //! size anArrowSize. |
79 | Standard_EXPORT AIS_FixRelation(const TopoDS_Shape& aShape, const Handle(Geom_Plane)& aPlane, const gp_Pnt& aPosition, const Standard_Real anArrowSize = 0.01); |
80 | |
81 | //! Returns the wire which connects vertices in a fixed relation. |
82 | Standard_EXPORT TopoDS_Wire Wire(); |
83 | |
84 | //! Constructs the wire aWire. This connects vertices |
85 | //! which are in a fixed relation. |
86 | Standard_EXPORT void SetWire (const TopoDS_Wire& aWire); |
87 | |
88 | //! Returns true if the Interactive Objects in the relation |
89 | //! are movable. |
90 | virtual Standard_Boolean IsMovable() const Standard_OVERRIDE; |
91 | |
92 | //! computes the presentation according to a point of view |
93 | //! given by <aProjector>. |
94 | //! To be Used when the associated degenerated Presentations |
95 | //! have been transformed by <aTrsf> which is not a Pure |
96 | //! Translation. The HLR Prs can't be deducted automatically |
97 | //! WARNING :<aTrsf> must be applied |
98 | //! to the object to display before computation !!! |
99 | Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTrsf, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE; |
100 | |
101 | |
102 | |
103 | |
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104 | DEFINE_STANDARD_RTTIEXT(AIS_FixRelation,AIS_Relation) |
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105 | |
106 | protected: |
107 | |
108 | |
109 | |
110 | |
111 | private: |
112 | |
113 | |
114 | Standard_EXPORT void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE; |
115 | |
116 | Standard_EXPORT void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE; |
117 | |
118 | Standard_EXPORT virtual void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE; |
119 | |
120 | //! computes the presentation for <myFixShape> if it's a |
121 | //! vertex. |
122 | Standard_EXPORT void ComputeVertex (const TopoDS_Vertex& FixVertex, gp_Pnt& curpos); |
123 | |
124 | Standard_EXPORT gp_Pnt ComputePosition (const Handle(Geom_Curve)& curv1, const Handle(Geom_Curve)& curv2, const gp_Pnt& firstp1, const gp_Pnt& lastp1, const gp_Pnt& firstp2, const gp_Pnt& lastp2) const; |
125 | |
126 | Standard_EXPORT gp_Pnt ComputePosition (const Handle(Geom_Curve)& curv, const gp_Pnt& firstp, const gp_Pnt& lastp) const; |
127 | |
128 | //! computes the presentation for <myFixShape> if it's a |
129 | //! edge. |
130 | Standard_EXPORT void ComputeEdge (const TopoDS_Edge& FixEdge, gp_Pnt& curpos); |
131 | |
132 | Standard_EXPORT void ComputeLinePosition (const gp_Lin& glin, gp_Pnt& pos, Standard_Real& pfirst, Standard_Real& plast); |
133 | |
134 | Standard_EXPORT void ComputeCirclePosition (const gp_Circ& gcirc, gp_Pnt& pos, Standard_Real& pfirst, Standard_Real& plast); |
135 | |
136 | Standard_EXPORT static Standard_Boolean ConnectedEdges (const TopoDS_Wire& aWire, const TopoDS_Vertex& aVertex, TopoDS_Edge& Edge1, TopoDS_Edge& Edge2); |
137 | |
138 | TopoDS_Wire myWire; |
139 | gp_Pnt myPntAttach; |
140 | |
141 | |
142 | }; |
143 | |
144 | |
145 | #include <AIS_FixRelation.lxx> |
146 | |
147 | |
148 | |
149 | |
150 | |
151 | #endif // _AIS_FixRelation_HeaderFile |