Add the sdl_mouse module implementing half of sdl_mouse.h

The latter half will be part of sdl_cursor.

This depends on some changes to nif_helper. The sdl_gl part of
the code is probably slithly broken now, the dependency on the
window is gone. This will be resolved later on.

2 files changed, 112 insertions, 0 deletions

diff --git a/src/esdl2.erl b/src/esdl2.erl
index 7bacb71..0b1b456 100644
--- a/src/esdl2.erl
+++ b/src/esdl2.erl
@@ -64,6 +64,17 @@
 -export([start_text_input/0]).
 -export([stop_text_input/0]).
 
+%% sdl_mouse
+-export([capture_mouse/1]).
+-export([get_global_mouse_state/0]).
+-export([get_mouse_focus/0]).
+-export([get_mouse_state/0]).
+-export([get_relative_mouse_mode/0]).
+-export([get_relative_mouse_state/0]).
+-export([set_relative_mouse_mode/1]).
+-export([warp_mouse_global/2]).
+-export([warp_mouse_in_window/3]).
+
 %% sdl_power
 -export([get_power_info/0]).
 
@@ -269,6 +280,35 @@ start_text_input() ->
 stop_text_input() ->
 	erlang:nif_error({not_loaded, ?MODULE}).
 
+%% sdl_mouse
+
+capture_mouse(_) ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+get_global_mouse_state() ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+get_mouse_focus() ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+get_mouse_state() ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+get_relative_mouse_mode() ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+get_relative_mouse_state() ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+set_relative_mouse_mode(_) ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+warp_mouse_global(_, _) ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
+warp_mouse_in_window(_, _, _) ->
+	erlang:nif_error({not_loaded, ?MODULE}).
+
 %% sdl_power
 
 get_power_info() ->
diff --git a/src/sdl_mouse.erl b/src/sdl_mouse.erl
new file mode 100644
index 0000000..d6c3815
--- /dev/null
+++ b/src/sdl_mouse.erl
@@ -0,0 +1,72 @@
+%% Copyright (c) 2017, 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_mouse).
+
+-export([capture/1]).
+-export([get_focused_window/0]).
+-export([get_global_state/0]).
+-export([get_relative_mode/0]).
+-export([get_relative_state/0]).
+-export([get_state/0]).
+-export([set_relative_mode/1]).
+-export([warp/2]).
+-export([warp/3]).
+
+-spec capture(boolean()) -> ok | sdl:error().
+capture(Bool) ->
+	esdl2:capture_mouse(Bool),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec get_focused_window() -> sdl_window:window() | undefined.
+get_focused_window() ->
+	esdl2:get_mouse_focus(),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec get_global_state()
+	-> {integer(), integer(), [left | middle | right | x1 | x2]}.
+get_global_state() ->
+	esdl2:get_global_mouse_state(),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec get_relative_mode() -> boolean().
+get_relative_mode() ->
+	esdl2:get_relative_mouse_mode(),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec get_relative_state()
+	-> {integer(), integer(), [left | middle | right | x1 | x2]}.
+get_relative_state() ->
+	esdl2:get_relative_mouse_state(),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec get_state()
+	-> {integer(), integer(), [left | middle | right | x1 | x2]}.
+get_state() ->
+	esdl2:get_mouse_state(),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec set_relative_mode(boolean()) -> ok | sdl:error().
+set_relative_mode(Bool) ->
+	esdl2:set_relative_mouse_mode(Bool),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec warp(integer(), integer()) -> ok | sdl:error().
+warp(X, Y) ->
+	esdl2:warp_mouse_global(X, Y),
+	receive {'_nif_thread_ret_', Ret} -> Ret end.
+
+-spec warp(sdl_window:window(), integer(), integer()) -> ok.
+warp(Window, X, Y) ->
+	esdl2:warp_mouse_in_window(Window, X, Y).