ocaml/otherlibs/labltk/builtin/rawimg.mli

45 lines
1.0 KiB
OCaml

(*
* Minimal pixmap support
*)
type t
type pixel
val width : t -> int
(* [width pixmap] *)
val height : t -> int
(* [height pixmap] *)
val create : int -> int -> t
(* [create width height] *)
val get : imagePhoto -> t
(* [get img] *)
val set : imagePhoto -> t -> unit
(* [set img pixmap] *)
val blit : imagePhoto -> t -> int -> int -> int -> int -> unit
(* [blit img pixmap x y w h] (all ints must be non-negative) *)
val from_file : string -> t
(* [from_file filename] *)
val copy : t -> t -> unit
(* [copy src dst] *)
(*
* Pixel operations
*)
val get_pixel : t -> int -> int -> pixel
(* [get_pixel pixmap x y] *)
val set_pixel : t -> int -> int -> pixel -> unit
(* [set_pixel pixmap x y pixel] *)
val default_color : pixel
val pixel : int -> int -> int -> pixel
(* [pixel r g b] (r,g,b must be in [0..255]) *)
(*-*)
(* unsafe *)
val unsafe_copy : t -> t -> unit
val unsafe_get_pixel : t -> int -> int -> pixel
val unsafe_set_pixel : t -> int -> int -> pixel -> unit
(* /unsafe *)