class interface DRAWABLE_GUI_RECTANGLE
creation
   make
      --  Creation.
feature(s) from DRAWABLE_RECTANGLE
   --  Position
   set_position (rect: RECTANGLE)
      --  Set rectangle to be drawn.
      require
         valid_rectangle: rect /= Void
      ensure
         done: position.is_equal(rect)
feature(s) from DRAWABLE_GUI_RECTANGLE
   --  Type
   set_type_invert
      --  Filled xor-ed rectangle.
   set_type_focus
      --  Focus rectangle (dotted xor-ed frame).
   set_type_normal
      --  Default rectangle.
   reset_type
      --  Default rectangle.
invariant
   valid_position: position /= Void;
end of DRAWABLE_GUI_RECTANGLE