FontFace (js_of_ocaml.Js_of

class type fontFace = object ... end

class type fontFaceSet = object ... end

val is_supported : unit -> bool

is_supported () is true if the FontFace constructor of the CSS Font Loading API is available in the current environment.

val create : Js.js_string Js.t -> Js.js_string Js.t -> fontFace Js.t

create family source wraps new FontFace(family, source), where source is a CSS src descriptor string (e.g. "url(font.woff2)").

val create_from_buffer : 
  Js.js_string Js.t ->
  Typed_array.arrayBuffer Js.t ->
  fontFace Js.t

create_from_buffer family data wraps new FontFace(family, data) with the font's binary data as data, for fonts loaded from raw bytes.