path: root/c_src/sdl_window.c

// Copyright (c) 2014, 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.

#include "esdl2.h"

void dtor_Window(ErlNifEnv* env, void* obj)
{
	SDL_DestroyWindow(NIF_RES_GET(Window, obj));
}

#define WINDOW_FLAGS(F) \
	F(fullscreen, SDL_WINDOW_FULLSCREEN) \
	F(fullscreen_desktop, SDL_WINDOW_FULLSCREEN_DESKTOP) \
	F(opengl, SDL_WINDOW_OPENGL) \
	F(shown, SDL_WINDOW_SHOWN) \
	F(hidden, SDL_WINDOW_HIDDEN) \
	F(borderless, SDL_WINDOW_BORDERLESS) \
	F(resizable, SDL_WINDOW_RESIZABLE) \
	F(minimized, SDL_WINDOW_MINIMIZED) \
	F(maximized, SDL_WINDOW_MAXIMIZED) \
	F(input_grabbed, SDL_WINDOW_INPUT_GRABBED) \
	F(input_focus, SDL_WINDOW_INPUT_FOCUS) \
	F(mouse_focus, SDL_WINDOW_MOUSE_FOCUS) \
	F(foreign, SDL_WINDOW_FOREIGN) \
	F(allow_high_dpi, SDL_WINDOW_ALLOW_HIGHDPI)

NIF_LIST_TO_FLAGS_FUNCTION(list_to_window_flags, Uint32, WINDOW_FLAGS)

NIF_FUNCTION(create_window)
{
	char title[255];
	int x, y, w, h;
	Uint32 flags = 0;
	SDL_Window* window;
	ERL_NIF_TERM term;

	BADARG_IF(!enif_get_string(env, argv[0], title, 255, ERL_NIF_LATIN1));
	BADARG_IF(!enif_get_int(env, argv[1], &x));
	BADARG_IF(!enif_get_int(env, argv[2], &y));
	BADARG_IF(!enif_get_int(env, argv[3], &w));
	BADARG_IF(!enif_get_int(env, argv[4], &h));
	BADARG_IF(!list_to_window_flags(env, argv[5], &flags));

	window = SDL_CreateWindow(title, x, y, w, h, flags);
	if (!window)
		return sdl_error_tuple(env);

	NIF_RES_TO_TERM(Window, window, term);

	return enif_make_tuple2(env,
		atom_ok,
		term
	);
}