diff options
Diffstat (limited to 'plugins/color/gsd-night-light-common.h')
| -rw-r--r-- | plugins/color/gsd-night-light-common.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/plugins/color/gsd-night-light-common.h b/plugins/color/gsd-night-light-common.h new file mode 100644 index 0000000..4995da5 --- /dev/null +++ b/plugins/color/gsd-night-light-common.h @@ -0,0 +1,39 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- + * + * Copyright (C) 2017 Richard Hughes <richard@hughsie.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + * + */ + +#ifndef __GSD_NIGHT_LIGHT_COMMON_H +#define __GSD_NIGHT_LIGHT_COMMON_H + +#include <glib-object.h> + +G_BEGIN_DECLS + +gboolean gsd_night_light_get_sunrise_sunset (GDateTime *dt, + gdouble pos_lat, + gdouble pos_long, + gdouble *sunrise, + gdouble *sunset); +gdouble gsd_night_light_frac_day_from_dt (GDateTime *dt); +gboolean gsd_night_light_frac_day_is_between (gdouble value, + gdouble start, + gdouble end); + +G_END_DECLS + +#endif /* __GSD_NIGHT_LIGHT_COMMON_H */ |