-- Created on: 1992-10-19 -- Created by: Laurent BUCHARD -- Copyright (c) 1992-1999 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 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. generic class Polygon2dGen from IntCurve ( TheCurve as any; TheCurveTool as any) -- as CurveTool from IntCurve(TheCurve) ---Purpose: Describe a polyline as a topology to compute the -- interference beetween two polylines 2 dimension. ---Level: Internal inherits Polygon2d from Intf uses Pnt2d from gp, Box2d from Bnd, Array1OfPnt2d from TColgp, Array1OfReal from TColStd, Array1OfInteger from TColStd, Domain from IntRes2d raises OutOfRange from Standard is Create (Curve : TheCurve; NbPnt : Integer from Standard; Domain : Domain from IntRes2d; Tol : Real from Standard) ---Purpose: Compute a polygon on the domain of the curve. returns Polygon2dGen from IntCurve; Create (Curve : TheCurve; NbPnt : Integer from Standard; Domain : Domain from IntRes2d; Tol : Real from Standard; OtherBox : Box2d from Bnd) ---Purpose: Compute a polygon on the domain of the -- curve. parameters of the begin and -- end of the curve (and its polygon) are -- adjusted to lie in the OtherBox. returns Polygon2dGen from IntCurve; ComputeWithBox(me : in out; Curve : TheCurve; OtherBox : Box2d from Bnd) ---Purpose: The current polygon is modified if most -- of the points of the polygon are are -- outside the box . In this -- situation, bounds are computed to build -- a polygon inside or near the OtherBox. is static; DeflectionOverEstimation(me) returns Real from Standard ---C++: inline is redefined virtual; SetDeflectionOverEstimation(me: in out; x:Real from Standard) ---C++: inline is static; Closed (me : in out; clos : Boolean from Standard) ---C++: inline is static; NbSegments (me) returns Integer ---C++: inline is redefined virtual; ---Purpose: Give the number of Segments in the polyline. Segment (me; theIndex : in Integer from Standard; theBegin, theEnd : in out Pnt2d from gp) raises OutOfRange from Standard is redefined virtual; ---Purpose: Returns the points of the segment in the Polygon. -- Implementation : InfParameter(me) ---Purpose: Returns the parameter (On the curve) -- of the first point of the Polygon returns Real from Standard ---C++: inline is static; SupParameter(me) ---Purpose: Returns the parameter (On the curve) -- of the last point of the Polygon returns Real from Standard ---C++: inline is static; AutoIntersectionIsPossible(me) returns Boolean from Standard is static; ApproxParamOnCurve(me; Index : in Integer from Standard; ParamOnLine : in Real from Standard) returns Real from Standard raises OutOfRange from Standard is static; ---Purpose: Give an approximation of the parameter on the curve -- according to the discretization of the Curve. CalculRegion (me; x : Real from Standard ; y : Real from Standard ; x1 : Real from Standard ; x2 : Real from Standard ; y1 : Real from Standard ; y2 : Real from Standard ) returns Integer from Standard ; ---C++: inline Dump (me) is static; fields TheDeflection : Real from Standard; NbPntIn : Integer from Standard; TheMaxNbPoints: Integer from Standard; ThePnts : Array1OfPnt2d from TColgp; TheParams : Array1OfReal from TColStd; TheIndex : Array1OfInteger from TColStd; ClosedPolygon : Boolean from Standard; --- To compute an approximate parameter on the Curve -- Binf : Real from Standard; Bsup : Real from Standard; end Polygon2dGen;