gnome_canvas_get_butt_points

procedure gnome_canvas_get_butt_points(

  x1: Double;

  y1: Double;

  x2: Double;

  y2: Double;

  width: Double;

  project: LongInt;

  bx1: Pdouble;

  by1: Pdouble;

  bx2: Pdouble;

  by2: Pdouble

);