2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #ifndef __VIKING_GLOBALS_H
23 #define __VIKING_GLOBALS_H
27 #define PROJECT "Viking"
28 #define VIKING_VERSION PACKAGE_VERSION
29 #define VIKING_VERSION_NAME "This Name For Rent"
30 #define VIKING_URL "http://viking.sf.net/"
32 #define ALTI_TO_MPP 1.4017295
33 #define MPP_TO_ALTI 0.7134044
35 #define VIK_FEET_IN_METER 3.2808399
36 #define VIK_METERS_TO_FEET(X) ((X)*VIK_FEET_IN_METER)
37 #define VIK_FEET_TO_METERS(X) ((X)/VIK_FEET_IN_METER)
39 #define VIK_MILES_IN_METER 0.000621371192
40 #define VIK_METERS_TO_MILES(X) ((X)*VIK_MILES_IN_METER)
41 #define VIK_MILES_TO_METERS(X) ((X)/VIK_MILES_IN_METER)
43 /* MPS - Metres Per Second */
44 /* MPH - Metres Per Hour */
45 #define VIK_MPH_IN_MPS 2.23693629
46 #define VIK_MPS_TO_MPH(X) ((X)*VIK_MPH_IN_MPS)
47 #define VIK_MPH_TO_MPS(X) ((X)/VIK_MPH_IN_MPS)
49 /* KPH - Kilometres Per Hour */
50 #define VIK_KPH_IN_MPS 3.6
51 #define VIK_MPS_TO_KPH(X) ((X)*VIK_KPH_IN_MPS)
52 #define VIK_KPH_TO_MPS(X) ((X)/VIK_KPH_IN_MPS)
54 #define VIK_KNOTS_IN_MPS 1.94384449
55 #define VIK_MPS_TO_KNOTS(X) ((X)*VIK_KNOTS_IN_MPS)
56 #define VIK_KNOTS_TO_MPS(X) ((X)/VIK_KNOTS_IN_MPS)
58 #define VIK_DEFAULT_ALTITUDE 0.0
59 #define VIK_DEFAULT_DOP 0.0
61 #define VIK_GTK_WINDOW_FROM_WIDGET(x) GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(x)))
62 #define VIK_GTK_WINDOW_FROM_LAYER(x) VIK_GTK_WINDOW_FROM_WIDGET(VIK_LAYER(x)->vt)
64 #define DEG2RAD 0.017453293
65 #define RAD2DEG 57.2957795
67 /* mercator projection, latitude conversion (degrees) */
68 #define MERCLAT(x) (RAD2DEG * log(tan((0.25 * M_PI) + (0.5 * DEG2RAD * (x)))))
69 #define DEMERCLAT(x) (RAD2DEG * atan(sinh(DEG2RAD * (x))))
71 /* Some command line options */
72 extern gboolean vik_debug;
73 extern gboolean vik_verbose;
74 extern gboolean vik_version;
76 /* Global preferences */
77 void a_vik_preferences_init ();
79 /* Coord display preferences */
81 VIK_DEGREE_FORMAT_DDD,
82 VIK_DEGREE_FORMAT_DMM,
83 VIK_DEGREE_FORMAT_DMS,
84 } vik_degree_format_t;
86 vik_degree_format_t a_vik_get_degree_format ( );
88 /* Distance preferences */
90 VIK_UNITS_DISTANCE_KILOMETRES,
91 VIK_UNITS_DISTANCE_MILES,
92 } vik_units_distance_t;
94 vik_units_distance_t a_vik_get_units_distance ( );
96 /* Speed preferences */
98 VIK_UNITS_SPEED_KILOMETRES_PER_HOUR,
99 VIK_UNITS_SPEED_MILES_PER_HOUR,
100 VIK_UNITS_SPEED_METRES_PER_SECOND,
101 VIK_UNITS_SPEED_KNOTS,
104 vik_units_speed_t a_vik_get_units_speed ( );
106 /* Height (Depth) preferences */
108 VIK_UNITS_HEIGHT_METRES,
109 VIK_UNITS_HEIGHT_FEET,
110 } vik_units_height_t;
112 vik_units_height_t a_vik_get_units_height ( );
114 gboolean a_vik_get_use_large_waypoint_icons ( );
116 /* Location preferences */
122 gdouble a_vik_get_default_lat ( );
123 gdouble a_vik_get_default_long ( );
125 /* KML export preferences */
127 VIK_KML_EXPORT_UNITS_METRIC,
128 VIK_KML_EXPORT_UNITS_STATUTE,
129 VIK_KML_EXPORT_UNITS_NAUTICAL,
130 } vik_kml_export_units_t;
132 vik_kml_export_units_t a_vik_get_kml_export_units ( );
135 /* Windows automatically uses the system defined viewer
136 ATM for other systems need to specify the program to use */
137 const gchar* a_vik_get_image_viewer ( );
140 const gchar* a_vik_get_external_gpx_program_1 ( );
142 const gchar* a_vik_get_external_gpx_program_2 ( );
144 /* Group for global preferences */
145 #define VIKING_PREFERENCES_GROUP_KEY "viking.globals"
146 #define VIKING_PREFERENCES_NAMESPACE "viking.globals."
148 /* Another group of global preferences,
149 but in a separate section to try to keep things organized */
150 /* AKA Export/External Prefs */
151 #define VIKING_PREFERENCES_IO_GROUP_KEY "viking.io"
152 #define VIKING_PREFERENCES_IO_NAMESPACE "viking.io."