TGtkCurve

type TGtkCurve = record

  graph: TGtkDrawingArea;

  cursor_type: gint;

  min_x: gfloat;

  max_x: gfloat;

  min_y: gfloat;

  max_y: gfloat;

  pixmap: PGdkPixmap;

  curve_type: TGtkCurveType;

  height: gint;

  grab_point: gint;

  last: gint;

  num_points: gint;

  point: PGdkPoint;

  num_ctlpoints: gint;

  ctlpoint: PgfloatArray;

end;