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Diffstat (limited to 'src/sdl_ttf.erl')
| -rw-r--r-- | src/sdl_ttf.erl | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/sdl_ttf.erl b/src/sdl_ttf.erl new file mode 100644 index 0000000..64a84da --- /dev/null +++ b/src/sdl_ttf.erl @@ -0,0 +1,49 @@ +%% Copyright (c) 2018, Loïc Hoguin <[email protected]> +%% +%% Permission to use, copy, modify, and/or distribute this software for any +%% purpose with or without fee is hereby granted, provided that the above +%% copyright notice and this permission notice appear in all copies. +%% +%% THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +%% WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +%% MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +%% ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +%% WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +%% ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +%% OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +-module(sdl_ttf). + +-export([is_started/0]). +-export([open_font/2]). +-export([render_solid/3]). +-export([start/0]). +-export([stop/0]). + +-opaque font() :: reference(). +-export_type([font/0]). + +-spec is_started() -> boolean(). +is_started() -> + esdl2:ttf_was_init(), + receive {'_nif_thread_ret_', Ret} -> Ret end. + +-spec open_font(binary(), pos_integer()) -> {ok, font()} | sdl:error(). +open_font(Filename, PointSize) -> + esdl2:ttf_open_font(Filename, PointSize), + receive {'_nif_thread_ret_', Ret} -> Ret end. + +-spec render_solid(font(), binary(), sdl_pixels:color()) + -> {ok, sdl_surface:surface()} | sdl:error(). +render_solid(Font, Text, Color) -> + esdl2:ttf_render_utf8_solid(Font, Text, Color), + receive {'_nif_thread_ret_', Ret} -> Ret end. + +-spec start() -> ok | sdl:error(). +start() -> + esdl2:ttf_init(), + receive {'_nif_thread_ret_', Ret} -> Ret end. + +-spec stop() -> ok. +stop() -> + esdl2:ttf_quit(). |