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1 | // Created by: DAUTRY Philippe |
2 | // Copyright (c) 1997-1999 Matra Datavision |
3 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
16 | #ifndef _TDF_DeltaOnModification_HeaderFile |
17 | #define _TDF_DeltaOnModification_HeaderFile |
18 | |
19 | #include <Standard.hxx> |
20 | #include <Standard_Type.hxx> |
21 | |
22 | #include <TDF_AttributeDelta.hxx> |
23 | class TDF_Attribute; |
24 | |
25 | |
26 | class TDF_DeltaOnModification; |
27 | DEFINE_STANDARD_HANDLE(TDF_DeltaOnModification, TDF_AttributeDelta) |
28 | |
29 | //! This class provides default services for an |
30 | //! AttributeDelta on a MODIFICATION action. |
31 | //! |
32 | //! Applying this AttributeDelta means GOING BACK to |
33 | //! the attribute previously registered state. |
34 | class TDF_DeltaOnModification : public TDF_AttributeDelta |
35 | { |
36 | |
37 | public: |
38 | |
39 | |
40 | //! Applies the delta to the attribute. |
41 | Standard_EXPORT virtual void Apply() Standard_OVERRIDE; |
42 | |
43 | |
44 | |
45 | |
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46 | DEFINE_STANDARD_RTTIEXT(TDF_DeltaOnModification,TDF_AttributeDelta) |
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47 | |
48 | protected: |
49 | |
50 | |
51 | //! Initializes a TDF_DeltaOnModification. |
52 | Standard_EXPORT TDF_DeltaOnModification(const Handle(TDF_Attribute)& anAttribute); |
53 | |
54 | |
55 | |
56 | private: |
57 | |
58 | |
59 | |
60 | |
61 | }; |
62 | |
63 | |
64 | |
65 | |
66 | |
67 | |
68 | |
69 | #endif // _TDF_DeltaOnModification_HeaderFile |