src/IGESSelect/IGESSelect_SelectFaces.cdl


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-- File:	IGESSelect_SelectFaces.cdl
-- Created:	Wed Oct  1 17:39:46 1997
-- Author:	Christian CAILLET
--		<cky@heliox.paris1.matra-dtv.fr>
---Copyright:	 Matra Datavision 1997


class SelectFaces  from IGESSelect  inherits SelectExplore

    ---Purpose : This selection returns the faces contained in an IGES Entity
    --           or itself if it is a Face
    --           Face means :
    --           - Face (510) of a ManifoldSolidBrep
    --           - TrimmedSurface (144)
    --           - BoundedSurface (143)
    --           - Plane with a Bounding Curve (108, form not 0)
    --           - Also, any Surface which is not in a TrimmedSurface, a
    --             BoundedSurface, or a Face (FREE Surface)
    --           -> i.e. a Face for which Natural Bounds will be considered

uses AsciiString from TCollection, Transient, EntityIterator, Graph

is


    Create returns mutable  SelectFaces;


    Explore (me; level : Integer; ent : Transient; G : Graph;
    	     explored : in out EntityIterator)
    	returns Boolean;
    ---Purpose : Explores an entity, to take its faces
    --           Works recursively


    ExploreLabel (me) returns AsciiString from TCollection;
    ---Purpose : Returns a text defining the criterium : "Faces"

end SelectFaces;