package FLTK.Images.RGB.BMP is type BMP_Image is new RGB_Image with private; type BMP_Image_Reference (Data : not null access BMP_Image'Class) is limited null record with Implicit_Dereference => Data; package Forge is function Create (Filename : in String) return BMP_Image; end Forge; private type BMP_Image is new RGB_Image with null record; overriding procedure Finalize (This : in out BMP_Image); end FLTK.Images.RGB.BMP;