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1 | // Copyright (c) 2013 OPEN CASCADE SAS |
2 | // |
3 | // This file is part of Open CASCADE Technology software library. |
4 | // |
5 | // This library is free software; you can redistribute it and/or modify it under |
6 | // the terms of the GNU Lesser General Public License version 2.1 as published |
7 | // by the Free Software Foundation, with special exception defined in the file |
8 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
9 | // distribution for complete text of the license and disclaimer of any warranty. |
10 | // |
11 | // Alternatively, this file may be used under the terms of Open CASCADE |
12 | // commercial license or contractual agreement. |
13 | |
14 | #ifndef _BRepMesh_PairOfPolygon_HeaderFile |
15 | #define _BRepMesh_PairOfPolygon_HeaderFile |
16 | |
17 | #include <Standard.hxx> |
18 | #include <Standard_DefineAlloc.hxx> |
19 | #include <Standard_Macro.hxx> |
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20 | |
21 | class Poly_PolygonOnTriangulation; |
22 | |
23 | class BRepMesh_PairOfPolygon |
24 | { |
25 | public: |
26 | |
27 | DEFINE_STANDARD_ALLOC |
28 | |
29 | //! Constructor. Creates empty pair with null fileds. |
30 | Standard_EXPORT BRepMesh_PairOfPolygon() |
31 | { |
32 | } |
33 | |
34 | //! Clears pair handles. |
35 | inline void Clear() |
36 | { |
37 | myFirst.Nullify(); |
38 | myLast.Nullify(); |
39 | } |
40 | |
41 | //! Sets the first element of the pair. |
42 | //! If last element is empty, also assignes the given polygon to it. |
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43 | //! @param thePolygon plygon to be set. |
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44 | inline void Prepend(const Handle(Poly_PolygonOnTriangulation)& thePolygon) |
45 | { |
46 | myFirst = thePolygon; |
47 | |
48 | if (myLast.IsNull()) |
49 | myLast = thePolygon; |
50 | } |
51 | |
52 | //! Sets the last element of the pair. |
53 | //! If first element is empty, also assignes the given polygon to it. |
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54 | //! @param thePolygon plygon to be set. |
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55 | inline void Append(const Handle(Poly_PolygonOnTriangulation)& thePolygon) |
56 | { |
57 | if (myFirst.IsNull()) |
58 | myFirst = thePolygon; |
59 | |
60 | myLast = thePolygon; |
61 | } |
62 | |
63 | //! Returns first polygon on triangulation. |
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64 | inline const Handle(Poly_PolygonOnTriangulation)& First() const |
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65 | { |
66 | return myFirst; |
67 | } |
68 | |
69 | //! Returns last polygon on triangulation. |
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70 | inline const Handle(Poly_PolygonOnTriangulation)& Last() const |
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71 | { |
72 | return myLast; |
73 | } |
74 | |
75 | private: |
76 | |
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77 | Handle(Poly_PolygonOnTriangulation) myFirst; |
78 | Handle(Poly_PolygonOnTriangulation) myLast; |
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79 | }; |
80 | |
81 | #endif |