1 -- Created on: 1992-11-17
2 -- Created by: Christian CAILLET
3 -- Copyright (c) 1992-1999 Matra Datavision
4 -- Copyright (c) 1999-2012 OPEN CASCADE SAS
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.
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.
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.
23 class SelectModelRoots from IFSelect inherits SelectBase
25 ---Purpose : A SelectModelRoots gets all the Root Entities of an
26 -- InterfaceModel. Remember that a "Root Entity" is defined as
27 -- having no Sharing Entity (if there is a Loop between Entities,
28 -- none of them can be a "Root").
30 uses AsciiString from TCollection, EntityIterator, Graph
34 Create returns mutable SelectModelRoots;
35 ---Purpose : Creates a SelectModelRoot
37 RootResult (me; G : Graph) returns EntityIterator;
38 ---Purpose : Returns the list of selected entities : the Roots of the Model
39 -- (note that this result assures naturally uniqueness)
41 Label (me) returns AsciiString from TCollection;
42 ---Purpose : Returns a text defining the criterium : "Model Roots"