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1 | // Created on: 1992-11-17 |
2 | // Created by: Christian CAILLET |
3 | // Copyright (c) 1992-1999 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 _IFSelect_Selection_HeaderFile |
18 | #define _IFSelect_Selection_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
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23 | #include <Standard_Transient.hxx> |
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24 | #include <Standard_Boolean.hxx> |
25 | class Interface_InterfaceError; |
26 | class Interface_EntityIterator; |
27 | class Interface_Graph; |
28 | class IFSelect_SelectionIterator; |
29 | class TCollection_AsciiString; |
30 | |
31 | |
32 | class IFSelect_Selection; |
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33 | DEFINE_STANDARD_HANDLE(IFSelect_Selection, Standard_Transient) |
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34 | |
35 | //! A Selection allows to define a set of Interface Entities. |
36 | //! Entities to be put on an output file should be identified in |
37 | //! a way as independant from such or such execution as possible. |
38 | //! This permits to handle comprehensive criteria, and to replay |
39 | //! them when a new variant of an input file has to be processed. |
40 | //! |
41 | //! Its input can be, either an Interface Model (the very source), |
42 | //! or another-other Selection(s) or any other ouput. All list |
43 | //! computations start from an input Graph (from IFGraph) |
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44 | class IFSelect_Selection : public Standard_Transient |
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45 | { |
46 | |
47 | public: |
48 | |
49 | |
50 | //! Returns the list of selected entities, computed from Input |
51 | //! given as a Graph. Specific to each class of Selection |
52 | //! Note that uniqueness of each entity is not required here |
53 | //! This method can raise an exception as necessary |
54 | Standard_EXPORT virtual Interface_EntityIterator RootResult (const Interface_Graph& G) const = 0; |
55 | |
56 | //! Returns the list of selected entities, each of them beeing |
57 | //! unique. Default definition works from RootResult. According |
58 | //! HasUniqueResult, UniqueResult returns directly RootResult, |
59 | //! or build a Unique Result from it with a Graph. |
60 | Standard_EXPORT Interface_EntityIterator UniqueResult (const Interface_Graph& G) const; |
61 | |
62 | //! Returns the list of entities involved by a Selection, i.e. |
63 | //! UniqueResult plus the shared entities (directly or not) |
64 | Standard_EXPORT virtual Interface_EntityIterator CompleteResult (const Interface_Graph& G) const; |
65 | |
66 | //! Puts in an Iterator the Selections from which "me" depends |
67 | //! (there can be zero, or one, or a list). |
68 | //! Specific to each class of Selection |
69 | Standard_EXPORT virtual void FillIterator (IFSelect_SelectionIterator& iter) const = 0; |
70 | |
71 | //! Returns a text which defines the criterium applied by a |
72 | //! Selection (can be used to be printed, displayed ...) |
73 | //! Specific to each class |
74 | Standard_EXPORT virtual TCollection_AsciiString Label() const = 0; |
75 | |
76 | |
77 | |
78 | |
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79 | DEFINE_STANDARD_RTTIEXT(IFSelect_Selection,Standard_Transient) |
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80 | |
81 | protected: |
82 | |
83 | |
84 | //! Returns True if RootResult guarantees uniqueness for each |
85 | //! Entity. Called by UniqueResult. |
86 | //! Default answer is False. Can be redefined. |
87 | Standard_EXPORT virtual Standard_Boolean HasUniqueResult() const; |
88 | |
89 | |
90 | |
91 | private: |
92 | |
93 | |
94 | |
95 | |
96 | }; |
97 | |
98 | |
99 | |
100 | |
101 | |
102 | |
103 | |
104 | #endif // _IFSelect_Selection_HeaderFile |