-- Created on: 1999-05-13
-- Created by: data exchange team
-- Copyright (c) 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 ConvertCurve2dToBezier from ShapeUpgrade inherits SplitCurve2d from ShapeUpgrade

    ---Purpose: converts/splits a 2d curve to a list of beziers

uses

    HSequenceOfCurve from TColGeom2d,
    HSequenceOfReal from TColStd  

is

    Create returns ConvertCurve2dToBezier from ShapeUpgrade;
    	---Purpose: Empty constructor.
    
    Compute(me: mutable) is redefined;
    	---Purpose: Converts curve into a list of beziers, and stores the 
    	--          splitting parameters on original curve.
        
    Build (me: mutable; Segment: Boolean) is redefined;
    	---Purpose: Splits a list of beziers computed by Compute method according
	--          the split values and splitting parameters.

    Segments(me) returns HSequenceOfCurve from TColGeom2d is private;
    	---Purpose: Returns the list of bezier curves correspondent to original
	--          curve.
    
    SplitParams(me) returns HSequenceOfReal from TColStd;
    	---Purpose: Returns the list of splitted parameters in original curve
	--          parametrisation.
    
fields

   mySegments   : HSequenceOfCurve from TColGeom2d;
   mySplitParams: HSequenceOfReal from TColStd;
    
end ConvertCurve2dToBezier;