-- Created on: 1995-01-04
-- Created by: Bruno DUMORTIER
-- Copyright (c) 1995-1999 Matra Datavision
-- Copyright (c) 1999-2014 OPEN CASCADE SAS
--
-- This file is part of Open CASCADE Technology software library.
--
-- This library is free software; you can redistribute it and/or modify it under
-- the terms of the GNU Lesser General Public License version 2.1 as published
-- by the Free Software Foundation, with special exception defined in the file
-- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
-- distribution for complete text of the license and disclaimer of any warranty.
--
-- Alternatively, this file may be used under the terms of Open CASCADE
-- commercial license or contractual agreement.

class MakeShell from BRepLib inherits MakeShape from BRepLib

	---Purpose: Provides methos to build shells.
	--          
	--          Build a shell from a set of faces.
	--          Build untied shell from a non C2 surface
	--          splitting it into C2-continuous parts.

uses

    Surface    from Geom,
    Shell      from TopoDS,
    Face       from TopoDS,
    ShellError from BRepLib
    

raises
    NotDone from StdFail

is
    Create  
	---Purpose: Not done.
	---Level: Public
    returns MakeShell from BRepLib;
    
    ----------------------------------------------
    -- From a set of face
    ----------------------------------------------

    ----------------------------------------------
    -- From a surface
    ----------------------------------------------

    Create(S : Surface from Geom;
    	   Segment : Boolean from Standard = Standard_False)
	---Level: Public
    returns MakeShell from BRepLib;
    
    Create(S       : Surface from Geom; UMin, UMax, VMin, VMax : Real;
    	   Segment : Boolean from Standard = Standard_False)
	---Level: Public
    returns MakeShell from BRepLib;

    Init(me : in out; S : Surface from Geom; UMin, UMax, VMin, VMax : Real; 
    	              Segment : Boolean from Standard = Standard_False)
	---Purpose: Creates the shell from the surface  and the min-max
	--          values.
	---Level: Public
    is static;


    ----------------------------------------------
    -- Results
    ----------------------------------------------

    Error(me) returns ShellError from BRepLib
	---Level: Public
    is static;

    Shell(me) returns Shell from TopoDS
	---Purpose: Returns the new Shell.
	--          
	---C++: return const &
	---C++: alias "Standard_EXPORT operator TopoDS_Shell() const;"
	---Level: Public
    raises
    	NotDone from StdFail
    is static; 
    
fields
    myError : ShellError from BRepLib;

end MakeShell;