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1 | // Created by: Peter KURNEV |
2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
3 | // |
4 | // This file is part of Open CASCADE Technology software library. |
5 | // |
6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
11 | // |
12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
14 | |
15 | #ifndef _IntTools_ShrunkRange_HeaderFile |
16 | #define _IntTools_ShrunkRange_HeaderFile |
17 | |
18 | #include <Standard.hxx> |
19 | #include <Standard_DefineAlloc.hxx> |
20 | #include <Standard_Handle.hxx> |
21 | |
22 | #include <TopoDS_Edge.hxx> |
23 | #include <TopoDS_Vertex.hxx> |
24 | #include <Standard_Real.hxx> |
25 | #include <Bnd_Box.hxx> |
26 | #include <Standard_Integer.hxx> |
27 | class IntTools_Context; |
28 | class TopoDS_Edge; |
29 | class TopoDS_Vertex; |
30 | class Bnd_Box; |
31 | |
32 | |
33 | |
34 | //! The class provides the computation of |
35 | //! a working (shrunk) range [t1, t2] for |
36 | //! the 3D-curve of the edge. |
37 | class IntTools_ShrunkRange |
38 | { |
39 | public: |
40 | |
41 | DEFINE_STANDARD_ALLOC |
42 | |
43 | |
44 | Standard_EXPORT IntTools_ShrunkRange(); |
45 | Standard_EXPORT virtual ~IntTools_ShrunkRange(); |
46 | |
47 | Standard_EXPORT void SetData (const TopoDS_Edge& aE, const Standard_Real aT1, const Standard_Real aT2, const TopoDS_Vertex& aV1, const TopoDS_Vertex& aV2); |
48 | |
49 | Standard_EXPORT void SetContext (const Handle(IntTools_Context)& aCtx); |
50 | |
51 | Standard_EXPORT const Handle(IntTools_Context)& Context() const; |
52 | |
53 | Standard_EXPORT void SetShrunkRange (const Standard_Real aT1, const Standard_Real aT2); |
54 | |
55 | Standard_EXPORT void ShrunkRange (Standard_Real& aT1, Standard_Real& aT2) const; |
56 | |
57 | Standard_EXPORT const Bnd_Box& BndBox() const; |
58 | |
59 | Standard_EXPORT const TopoDS_Edge& Edge() const; |
60 | |
61 | Standard_EXPORT void Perform(); |
62 | |
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63 | //! Returns TRUE in case the shrunk range is computed |
64 | Standard_Boolean IsDone() const |
65 | { |
66 | return myIsDone; |
67 | } |
68 | |
69 | //! Returns FALSE in case the shrunk range is |
70 | //! too short and the edge cannot be split, |
71 | //! otherwise returns TRUE |
72 | Standard_Boolean IsSplittable() const |
73 | { |
74 | return myIsSplittable; |
75 | } |
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76 | |
77 | protected: |
78 | |
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79 | TopoDS_Edge myEdge; |
80 | TopoDS_Vertex myV1; |
81 | TopoDS_Vertex myV2; |
82 | Standard_Real myT1; |
83 | Standard_Real myT2; |
84 | Standard_Real myTS1; |
85 | Standard_Real myTS2; |
86 | Bnd_Box myBndBox; |
87 | Handle(IntTools_Context) myCtx; |
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88 | Standard_Boolean myIsDone; |
89 | Standard_Boolean myIsSplittable; |
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90 | |
91 | private: |
92 | |
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93 | }; |
94 | |
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95 | #endif // _IntTools_ShrunkRange_HeaderFile |