package FLTK.Images.RGB.PNG is ------------- -- Types -- ------------- type PNG_Image is new RGB_Image with private; type PNG_Image_Reference (Data : not null access PNG_Image'Class) is limited null record with Implicit_Dereference => Data; -------------------- -- Construction -- -------------------- package Forge is function Create (Filename : in String) return PNG_Image; function Create (Name : in String := ""; Data : in Color_Component_Array) return PNG_Image; end Forge; private type PNG_Image is new RGB_Image with null record; overriding procedure Finalize (This : in out PNG_Image); end FLTK.Images.RGB.PNG;