-- Created on: 1993-04-07
-- Created by: Laurent BUCHARD
-- Copyright (c) 1993-1999 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.

deferred class Intersection from IntCurveSurface

    ---Level: Public

uses 
    IntersectionPoint   from IntCurveSurface,
    IntersectionSegment from IntCurveSurface,
    SequenceOfPnt       from IntCurveSurface,
    SequenceOfSeg       from IntCurveSurface


raises NotDone    from StdFail,
       OutOfRange from Standard


is 

    Initialize
    	---Purpose: Empty Constructor;
        is protected;
	
    IsDone(me) 
    	---Purpose: returns the <done> field.
    	returns Boolean from Standard is static;

    NbPoints(me)
    	---Purpose: returns the number of IntersectionPoint
    	--          if IsDone returns True.
    	--          else NotDone is raised.
    	returns Integer from Standard 
        raises  NotDone from StdFail 
        is static;
	
    Point(me; Index: Integer from Standard) 
    	---Purpose: returns the IntersectionPoint of range <Index>
    	--          raises NotDone if the computation has failed or if 
    	--          the computation has not been done
    	--          raises OutOfRange if Index is not in the range <1..NbPoints>
        ---C++: return const &
    	returns IntersectionPoint from IntCurveSurface
	raises  NotDone           from StdFail,
	        OutOfRange        from Standard
	is static;
	
    NbSegments(me)
    	---Purpose: returns the number of IntersectionSegment
    	--          if IsDone returns True.
    	--          else NotDone is raised.
    	returns Integer from Standard 
        raises  NotDone from StdFail 
        is static;
	
    Segment(me; Index: Integer from Standard) 
        ---Purpose: returns the IntersectionSegment of range <Index>
    	--          raises NotDone if the computation has failed or if 
    	--          the computation has not been done
    	--          raises OutOfRange if Index is not in the range <1..NbSegment>
    	---C++: return const &
    	returns IntersectionSegment from IntCurveSurface
	raises  NotDone             from StdFail,
	        OutOfRange          from Standard
	is static;
	
    SetValues(me:in out; Inter: Intersection from IntCurveSurface)
    	---Purpose: Internal method
    	--          copy the <Inter> fields to <me>
        is static protected;
    
    Append(me:in out; Inter: Intersection from IntCurveSurface;
           FirstParamOnCurve: Real from Standard;
	   LastParamOnCurve : Real from Standard)
	---Purpose: Internal method
	--          Append the IntersectionPoints and 
	--          IntersectionSegments of <Inter> to <me>.
	is static protected;
     
    Append(me:in out; Pt: IntersectionPoint from IntCurveSurface)
    	---Purpose: Internal method
    	--          Append the IntersectionPoints of <Inter> to <me>
        is static protected;
    
    Append(me:in out; Seg: IntersectionSegment from IntCurveSurface)
	---Purpose: Internal method
    	--          Append the IntersectionPoints of <Inter> to <me>
        is static protected;
    
    ResetFields(me:in out)
    	---Purpose: Internal method
    	--          Reset all the fields of <me>
    	--          Clear the sequences of IntersectionPoints and Segments
    	--          Set the field <done> to Standard_False.
        is static protected;

    Dump(me)
    	---Purpose: Dump all the fields.
        is static;


fields 
     done      : Boolean        from Standard           is protected;
     lpnt      : SequenceOfPnt  from IntCurveSurface;
     lseg      : SequenceOfSeg  from IntCurveSurface;
end Intersection;