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1 | // Created on: 1993-03-09 |
2 | // Created by: JCV |
3 | // Copyright (c) 1993-1999 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 _Geom_Axis1Placement_HeaderFile |
18 | #define _Geom_Axis1Placement_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <Geom_AxisPlacement.hxx> |
24 | class gp_Ax1; |
25 | class gp_Pnt; |
26 | class gp_Dir; |
27 | class gp_Trsf; |
28 | class Geom_Geometry; |
29 | |
30 | |
31 | class Geom_Axis1Placement; |
32 | DEFINE_STANDARD_HANDLE(Geom_Axis1Placement, Geom_AxisPlacement) |
33 | |
34 | //! Describes an axis in 3D space. |
35 | //! An axis is defined by: |
36 | //! - its origin, also termed the "Location point" of the axis, |
37 | //! - its unit vector, termed the "Direction" of the axis. |
38 | //! Note: Geom_Axis1Placement axes provide the |
39 | //! same kind of "geometric" services as gp_Ax1 axes |
40 | //! but have more complex data structures. The |
41 | //! geometric objects provided by the Geom package |
42 | //! use gp_Ax1 objects to include axes in their data |
43 | //! structures, or to define an axis of symmetry or axis of rotation. |
44 | //! Geom_Axis1Placement axes are used in a context |
45 | //! where they can be shared by several objects |
46 | //! contained inside a common data structure. |
47 | class Geom_Axis1Placement : public Geom_AxisPlacement |
48 | { |
49 | |
50 | public: |
51 | |
52 | |
53 | //! Returns a transient copy of A1. |
54 | Standard_EXPORT Geom_Axis1Placement(const gp_Ax1& A1); |
55 | |
56 | |
57 | //! P is the origin of the axis placement and V is the direction |
58 | //! of the axis placement. |
59 | Standard_EXPORT Geom_Axis1Placement(const gp_Pnt& P, const gp_Dir& V); |
60 | |
61 | //! Returns a non transient copy of <me>. |
62 | Standard_EXPORT const gp_Ax1& Ax1() const; |
63 | |
64 | //! Reverses the direction of the axis placement. |
65 | Standard_EXPORT void Reverse(); |
66 | |
67 | //! Returns a copy of <me> reversed. |
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68 | Standard_NODISCARD Standard_EXPORT Handle(Geom_Axis1Placement) Reversed() const; |
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69 | |
70 | //! Assigns V to the unit vector of this axis. |
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71 | Standard_EXPORT void SetDirection (const gp_Dir& V) Standard_OVERRIDE; |
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72 | |
73 | //! Applies the transformation T to this axis. |
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74 | Standard_EXPORT void Transform (const gp_Trsf& T) Standard_OVERRIDE; |
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75 | |
76 | //! Creates a new object, which is a copy of this axis. |
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77 | Standard_EXPORT Handle(Geom_Geometry) Copy() const Standard_OVERRIDE; |
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78 | |
79 | |
80 | |
81 | |
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82 | DEFINE_STANDARD_RTTIEXT(Geom_Axis1Placement,Geom_AxisPlacement) |
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83 | |
84 | protected: |
85 | |
86 | |
87 | |
88 | |
89 | private: |
90 | |
91 | |
92 | |
93 | |
94 | }; |
95 | |
96 | |
97 | |
98 | |
99 | |
100 | |
101 | |
102 | #endif // _Geom_Axis1Placement_HeaderFile |