-- File: Bisector_Curve.cdl -- Created: Fri Mar 18 10:18:20 1994 -- Author: Yves FRICAUD -- ---Copyright: Matra Datavision 1994 deferred class Curve from Bisector ---Purpose: inherits Curve from Geom2d uses Pnt2d from gp is Parameter ( me ; P : Pnt2d from gp) returns Real is deferred; IsExtendAtStart (me) returns Boolean from Standard is deferred; IsExtendAtEnd (me) returns Boolean from Standard is deferred; NbIntervals (me) returns Integer ---Purpose: If necessary, breaks the curve in intervals of -- continuity . And returns the number of -- intervals. is deferred; IntervalFirst(me; Index : Integer from Standard) returns Real ---Purpose: Returns the first parameter of the current -- interval. is deferred; IntervalLast(me; Index : Integer from Standard) returns Real ---Purpose: Returns the last parameter of the current -- interval. is deferred; end Curve;