b311480e |
1 | -- Created on: 1992-11-17 |
2 | -- Created by: Christian CAILLET |
3 | -- Copyright (c) 1992-1999 Matra Datavision |
973c2be1 |
4 | -- Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e |
5 | -- |
973c2be1 |
6 | -- This file is part of Open CASCADE Technology software library. |
b311480e |
7 | -- |
d5f74e42 |
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 |
973c2be1 |
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. |
b311480e |
13 | -- |
973c2be1 |
14 | -- Alternatively, this file may be used under the terms of Open CASCADE |
15 | -- commercial license or contractual agreement. |
7fd59977 |
16 | |
17 | class SelectModelRoots from IFSelect inherits SelectBase |
18 | |
19 | ---Purpose : A SelectModelRoots gets all the Root Entities of an |
20 | -- InterfaceModel. Remember that a "Root Entity" is defined as |
21 | -- having no Sharing Entity (if there is a Loop between Entities, |
22 | -- none of them can be a "Root"). |
23 | |
24 | uses AsciiString from TCollection, EntityIterator, Graph |
25 | |
26 | is |
27 | |
6e33d3ce |
28 | Create returns SelectModelRoots; |
7fd59977 |
29 | ---Purpose : Creates a SelectModelRoot |
30 | |
31 | RootResult (me; G : Graph) returns EntityIterator; |
32 | ---Purpose : Returns the list of selected entities : the Roots of the Model |
33 | -- (note that this result assures naturally uniqueness) |
34 | |
35 | Label (me) returns AsciiString from TCollection; |
36 | ---Purpose : Returns a text defining the criterium : "Model Roots" |
37 | |
38 | end SelectModelRoots; |