From ea9ddbaa810db9fa91969afb693c4d27778a0a6d Mon Sep 17 00:00:00 2001 From: Jason Conti Date: Sat, 7 May 2011 12:31:24 -0400 Subject: Import from lp:indicator-datetime --- libmap/tz.h | 86 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 libmap/tz.h (limited to 'libmap/tz.h') diff --git a/libmap/tz.h b/libmap/tz.h new file mode 100644 index 0000000..91281a5 --- /dev/null +++ b/libmap/tz.h @@ -0,0 +1,86 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* Generic timezone utilities. + * + * Copyright (C) 2000-2001 Ximian, Inc. + * + * Authors: Hans Petter Jansson + * + * Largely based on Michael Fulbright's work on Anaconda. + * + * 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + */ + + +#ifndef _E_TZ_H +#define _E_TZ_H + +#include + +#ifndef __sun +# define TZ_DATA_FILE "/usr/share/zoneinfo/zone.tab" +#else +# define TZ_DATA_FILE "/usr/share/lib/zoneinfo/tab/zone_sun.tab" +#endif + +typedef struct _TzDB TzDB; +typedef struct _TzLocation TzLocation; +typedef struct _TzInfo TzInfo; + + +struct _TzDB +{ + GPtrArray *locations; +}; + +struct _TzLocation +{ + gchar *country; + gdouble latitude; + gdouble longitude; + gchar *zone; + gchar *comment; + + gdouble dist; /* distance to clicked point for comparison */ +}; + +/* see the glibc info page information on time zone information */ +/* tzname_normal is the default name for the timezone */ +/* tzname_daylight is the name of the zone when in daylight savings */ +/* utc_offset is offset in seconds from utc */ +/* daylight if non-zero then location obeys daylight savings */ + +struct _TzInfo +{ + gchar *tzname_normal; + gchar *tzname_daylight; + glong utc_offset; + gint daylight; +}; + + +TzDB *tz_load_db (void); +void tz_db_free (TzDB *db); +GPtrArray *tz_get_locations (TzDB *db); +void tz_location_get_position (TzLocation *loc, + double *longitude, double *latitude); +char *tz_location_get_country (TzLocation *loc); +gchar *tz_location_get_zone (TzLocation *loc); +gchar *tz_location_get_comment (TzLocation *loc); +glong tz_location_get_utc_offset (TzLocation *loc); +gint tz_location_set_locally (TzLocation *loc); +TzInfo *tz_info_from_location (TzLocation *loc); +void tz_info_free (TzInfo *tz_info); + +#endif -- cgit v1.2.3