1 -- Created on: 1993-10-26
2 -- Created by: Christian CAILLET
3 -- Copyright (c) 1993-1999 Matra Datavision
4 -- Copyright (c) 1999-2014 OPEN CASCADE SAS
6 -- This file is part of Open CASCADE Technology software library.
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.
14 -- Alternatively, this file may be used under the terms of Open CASCADE
15 -- commercial license or contractual agreement.
17 class FileProtocol from IGESData inherits Protocol from IGESData
19 ---Purpose : This class allows to define complex protocols, in order to
20 -- treat various sub-sets (or the complete set) of the IGES Norm,
21 -- such as Solid + Draw (which are normally independant), etc...
22 -- While it inherits Protocol from IGESData, it admits
23 -- UndefinedEntity too
25 uses Protocol from Interface
29 Create returns FileProtocol;
30 ---Purpose : Returns an empty FileProtocol
32 Add (me : mutable; protocol : Protocol from IGESData);
33 ---Purpose : Adds a resource
35 NbResources (me) returns Integer is redefined;
36 ---Purpose : Gives the count of Resources : the count of Added Protocols
38 Resource (me; num : Integer) returns Protocol from Interface is redefined;
39 ---Purpose : Returns a Resource, given a rank (rank of call to Add)
43 theresource : Protocol from IGESData;
44 thenext : FileProtocol from IGESData;