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1 | // Created on: 1994-12-02 |
2 | // Created by: Jacques GOUSSARD |
3 | // Copyright (c) 1994-1999 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 _BRepBuilderAPI_ModifyShape_HeaderFile |
18 | #define _BRepBuilderAPI_ModifyShape_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <BRepTools_Modifier.hxx> |
25 | #include <TopoDS_Shape.hxx> |
26 | #include <BRepBuilderAPI_MakeShape.hxx> |
27 | #include <TopTools_ListOfShape.hxx> |
28 | class BRepTools_Modification; |
29 | class Standard_NullObject; |
30 | class Standard_NoSuchObject; |
31 | class TopoDS_Shape; |
32 | |
33 | |
34 | //! Implements the methods of MakeShape for the |
35 | //! constant topology modifications. The methods are |
36 | //! implemented when the modification uses a Modifier |
37 | //! from BRepTools. Some of them have to be redefined |
38 | //! if the modification is implemented with another |
39 | //! tool (see Transform from BRepBuilderAPI for example). |
40 | //! The BRepBuilderAPI package provides the following |
41 | //! frameworks to perform modifications of this sort: |
42 | //! - BRepBuilderAPI_Copy to produce the copy of a shape, |
43 | //! - BRepBuilderAPI_Transform and |
44 | //! BRepBuilderAPI_GTransform to apply a geometric |
45 | //! transformation to a shape, |
46 | //! - BRepBuilderAPI_NurbsConvert to convert the |
47 | //! whole geometry of a shape into NURBS geometry, |
48 | //! - BRepOffsetAPI_DraftAngle to build a tapered shape. |
49 | class BRepBuilderAPI_ModifyShape : public BRepBuilderAPI_MakeShape |
50 | { |
51 | public: |
52 | |
53 | DEFINE_STANDARD_ALLOC |
54 | |
55 | |
56 | //! Returns the list of shapes modified from the shape |
57 | //! <S>. |
58 | Standard_EXPORT virtual const TopTools_ListOfShape& Modified (const TopoDS_Shape& S) Standard_OVERRIDE; |
59 | |
60 | //! Returns the modified shape corresponding to <S>. |
61 | //! S can correspond to the entire initial shape or to its subshape. |
62 | //! Exceptions |
63 | //! Standard_NoSuchObject if S is not the initial shape or |
64 | //! a subshape of the initial shape to which the |
65 | //! transformation has been applied. Raises NoSuchObject from Standard |
66 | //! if S is not the initial shape or a sub-shape |
67 | //! of the initial shape. |
68 | Standard_EXPORT virtual TopoDS_Shape ModifiedShape (const TopoDS_Shape& S) const; |
69 | |
70 | |
71 | |
72 | |
73 | protected: |
74 | |
75 | |
76 | //! Empty constructor. |
77 | Standard_EXPORT BRepBuilderAPI_ModifyShape(); |
78 | |
79 | //! Initializes the modifier with the Shape <S>, and |
80 | //! set the field <myInitialShape> to <S>. |
81 | Standard_EXPORT BRepBuilderAPI_ModifyShape(const TopoDS_Shape& S); |
82 | |
83 | //! Set the field <myModification> with <M>. |
84 | Standard_EXPORT BRepBuilderAPI_ModifyShape(const Handle(BRepTools_Modification)& M); |
85 | |
86 | //! Initializes the modifier with the Shape <S>, and |
87 | //! set the field <myInitialShape> to <S>, and set the |
88 | //! field <myModification> with <M>, the performs the |
89 | //! modification. |
90 | Standard_EXPORT BRepBuilderAPI_ModifyShape(const TopoDS_Shape& S, const Handle(BRepTools_Modification)& M); |
91 | |
92 | //! Performs the previously given modification on the |
93 | //! shape <S>. |
94 | Standard_EXPORT void DoModif (const TopoDS_Shape& S); |
95 | |
96 | //! Performs the modification <M> on a previously |
97 | //! given shape. |
98 | Standard_EXPORT void DoModif (const Handle(BRepTools_Modification)& M); |
99 | |
100 | //! Performs the modification <M> on the shape <S>. |
101 | Standard_EXPORT void DoModif (const TopoDS_Shape& S, const Handle(BRepTools_Modification)& M); |
102 | |
103 | |
104 | BRepTools_Modifier myModifier; |
105 | TopoDS_Shape myInitialShape; |
106 | Handle(BRepTools_Modification) myModification; |
107 | |
108 | |
109 | private: |
110 | |
111 | |
112 | Standard_EXPORT void DoModif(); |
113 | |
114 | |
115 | |
116 | |
117 | }; |
118 | |
119 | |
120 | |
121 | |
122 | |
123 | |
124 | |
125 | #endif // _BRepBuilderAPI_ModifyShape_HeaderFile |