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1 | -- Created on: 1992-09-23 |
2 | -- Created by: Christian CAILLET |
3 | -- Copyright (c) 1992-1999 Matra Datavision |
4 | -- Copyright (c) 1999-2012 OPEN CASCADE SAS |
5 | -- |
6 | -- The content of this file is subject to the Open CASCADE Technology Public |
7 | -- License Version 6.5 (the "License"). You may not use the content of this file |
8 | -- except in compliance with the License. Please obtain a copy of the License |
9 | -- at http://www.opencascade.org and read it completely before using this file. |
10 | -- |
11 | -- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
12 | -- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
13 | -- |
14 | -- The Original Code and all software distributed under the License is |
15 | -- distributed on an "AS IS" basis, without warranty of any kind, and the |
16 | -- Initial Developer hereby disclaims all such warranties, including without |
17 | -- limitation, any warranties of merchantability, fitness for a particular |
18 | -- purpose or non-infringement. Please see the License for the specific terms |
19 | -- and conditions governing the rights and limitations under the License. |
20 | |
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21 | |
22 | |
23 | class StrongComponants from IFGraph inherits SubPartsIterator |
24 | |
25 | ---Purpose : determines strong componants of a graph, that is |
26 | -- isolated entities (single componants) or loops |
27 | |
28 | uses Graph |
29 | |
30 | is |
31 | |
32 | Create (agraph : Graph; whole : Boolean) returns StrongComponants; |
33 | ---Purpose : creates with a Graph, and will analyse : |
34 | -- whole True : all the contents of the Model |
35 | -- whole False : sub-parts which will be given later |
36 | |
37 | Evaluate (me : in out) is redefined; |
38 | ---Purpose : does the computation |
39 | |
40 | -- -- Iteration : More-Next-etc... will give strong componants |
41 | |
42 | end StrongComponants; |