--  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
--
--  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
--  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
--
--  This library is free software; you can redistribute it and/or
--  modify it under the terms of the GNU Lesser General Public
--  License as published by the Free Software Foundation; either
--  version 2.1 of the License.
--
--  This library is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
--  Lesser General Public License for more details.
--
--  You should have received a copy of the GNU Lesser General Public
--  License along with this library; if not, write to the Free Software
--  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
--
--  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
--
-- File:	GEOMAlgo_BuilderFace.cdl
-- Created:	
-- Author:	Peter KURNEV 
--
class BuilderFace from GEOMAlgo 
    	inherits BuilderArea from GEOMAlgo 
	 
	---Purpose: The algorithm to build faces from set of edges  

uses   
    Face from TopoDS

--raises

is 
    Create  
    	---Purpose:  Empty  constructor
    	returns BuilderFace from GEOMAlgo; 
    ---C++: alias "Standard_EXPORT virtual ~GEOMAlgo_BuilderFace();" 
     
    SetFace(me:out; 
            theFace:Face from TopoDS);     
    	---Purpose: Sets the face generatix  
	 
    Face(me) 
    	---Purpose: Returns the face generatix   
    	returns Face from TopoDS; 
    ---C++:  return const &
		 
    Perform(me:out)  
    	---Purpose:  Performs the algorithm 
    	is redefined;  
	 
    PerformShapesToAvoid(me:out) 
	---Purpose:  Collect the edges that 
	--           a) are internal        	 
	--           b) are the same and have different orientation         	 
    	is redefined protected; 
	 
    PerformLoops(me:out) 
	---Purpose: Build draft wires 
        --          a)myLoops - draft wires that consist of  
        --                       boundary edges 
	--          b)myLoopsInternal - draft wires that contains 
	--                               inner edges 
    	is redefined protected;  
	 
    PerformAreas(me:out)   
    	---Purpose: Build draft faces that contains boundary edges 
    	is redefined protected;  

    PerformInternalShapes(me:out)   
    	---Purpose: Build finalized faces with internals   
    	is redefined protected;  
     

fields  
    myFace : Face from TopoDS is protected;     
     
end BuilderFace;