projects / andy / viking.git / blame
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|---|---|---|
| e1dde2a6 RN |
1 | /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */ |
| 2 | /* | |
| 3 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
| 4 | * | |
| 5 | * Copyright (C) 2013, Rob Norris <rw_norris@hotmail.com> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by | |
| 9 | * the Free Software Foundation; either version 2 of the License, or | |
| 10 | * (at your option) any later version. | |
| 11 | * | |
| 12 | * This program is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | * GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with this program; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 20 | * | |
| 21 | */ | |
| 38052b77 RN |
22 | #ifndef _MAP_UTILS_H |
| 23 | #define _MAP_UTILS_H | |
| 24 | ||
| e1dde2a6 RN |
25 | #include <glib.h> |
| 26 | ||
| 38052b77 RN |
27 | G_BEGIN_DECLS |
| 28 | ||
| e1dde2a6 RN |
29 | /* 1 << (x) is like a 2**(x) */ |
| 30 | #define VIK_GZ(x) ((1<<(x))) | |
| 31 | // Not sure what GZ stands for probably Google Zoom | |
| 32 | ||
| 33 | gint map_utils_mpp_to_scale ( gdouble mpp ); | |
| 34 | ||
| 35 | guint8 map_utils_mpp_to_zoom_level ( gdouble mpp ); | |
| 38052b77 RN |
36 | |
| 37 | G_BEGIN_DECLS | |
| 38 | ||
| 39 | #endif |