X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/01423b939fe263b830e979b5b7091a5a9296d5b1..511792a4991443fac7b57f48d2bae2d857fdbd93:/src/globals.h

diff --git a/src/globals.h b/src/globals.h
index 26f1eea6..2d0fbe4a 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -24,6 +24,8 @@
 
 #include <glib.h>
 
+G_BEGIN_DECLS
+
 #define PROJECT "Viking"
 #define VIKING_VERSION PACKAGE_VERSION
 #define VIKING_VERSION_NAME "This Name For Rent"
@@ -32,21 +34,43 @@
 #define ALTI_TO_MPP 1.4017295
 #define MPP_TO_ALTI 0.7134044
 
+#define VIK_FEET_IN_METER 3.2808399
+#define VIK_METERS_TO_FEET(X) ((X)*VIK_FEET_IN_METER)
+#define VIK_FEET_TO_METERS(X) ((X)/VIK_FEET_IN_METER)
+
+#define VIK_MILES_IN_METER 0.000621371192
+#define VIK_METERS_TO_MILES(X) ((X)*VIK_MILES_IN_METER)
+#define VIK_MILES_TO_METERS(X) ((X)/VIK_MILES_IN_METER)
+
+/* MPS - Metres Per Second */
+/* MPH - Metres Per Hour */
+#define VIK_MPH_IN_MPS 2.23693629
+#define VIK_MPS_TO_MPH(X) ((X)*VIK_MPH_IN_MPS)
+#define VIK_MPH_TO_MPS(X) ((X)/VIK_MPH_IN_MPS)
+
+/* KPH - Kilometres Per Hour */
+#define VIK_KPH_IN_MPS 3.6
+#define VIK_MPS_TO_KPH(X) ((X)*VIK_KPH_IN_MPS)
+#define VIK_KPH_TO_MPS(X) ((X)/VIK_KPH_IN_MPS)
+
+#define VIK_KNOTS_IN_MPS 1.94384449
+#define VIK_MPS_TO_KNOTS(X) ((X)*VIK_KNOTS_IN_MPS)
+#define VIK_KNOTS_TO_MPS(X) ((X)/VIK_KNOTS_IN_MPS)
+
 #define VIK_DEFAULT_ALTITUDE 0.0
 #define VIK_DEFAULT_DOP 0.0
 
 #define VIK_GTK_WINDOW_FROM_WIDGET(x) GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(x)))
 #define VIK_GTK_WINDOW_FROM_LAYER(x) VIK_GTK_WINDOW_FROM_WIDGET(VIK_LAYER(x)->vt)
 
-#define DEG2RAD 0.017453293
-#define RAD2DEG 57.2957795
+#define DEG2RAD(x) ((x)*(M_PI/180))
+#define RAD2DEG(x) ((x)*(180/M_PI))
 
 /* mercator projection, latitude conversion (degrees) */
-#define MERCLAT(x) (RAD2DEG * log(tan((0.25 * M_PI) + (0.5 * DEG2RAD * (x)))))
-#define DEMERCLAT(x) (RAD2DEG * atan(sinh(DEG2RAD * (x))))
+#define MERCLAT(x) (RAD2DEG(log(tan((0.25 * M_PI) + (0.5 * DEG2RAD(x))))))
+#define DEMERCLAT(x) (RAD2DEG(atan(sinh(DEG2RAD(x)))))
 
 /* Some command line options */
-extern gboolean vik_use_small_wp_icons;
 extern gboolean vik_debug;
 extern gboolean vik_verbose;
 extern gboolean vik_version;
@@ -76,6 +100,7 @@ typedef enum {
   VIK_UNITS_SPEED_KILOMETRES_PER_HOUR,
   VIK_UNITS_SPEED_MILES_PER_HOUR,
   VIK_UNITS_SPEED_METRES_PER_SECOND,
+  VIK_UNITS_SPEED_KNOTS,
 } vik_units_speed_t;
 
 vik_units_speed_t a_vik_get_units_speed ( );
@@ -88,8 +113,53 @@ typedef enum {
 
 vik_units_height_t a_vik_get_units_height ( );
 
+gboolean a_vik_get_use_large_waypoint_icons ( );
+
+/* Location preferences */
+typedef enum {
+  VIK_LOCATION_LAT,
+  VIK_LOCATION_LONG,
+} vik_location_t;
+
+gdouble a_vik_get_default_lat ( );
+gdouble a_vik_get_default_long ( );
+
+/* KML export preferences */
+typedef enum {
+  VIK_KML_EXPORT_UNITS_METRIC,
+  VIK_KML_EXPORT_UNITS_STATUTE,
+  VIK_KML_EXPORT_UNITS_NAUTICAL,
+} vik_kml_export_units_t;
+
+vik_kml_export_units_t a_vik_get_kml_export_units ( );
+
+typedef enum {
+  VIK_GPX_EXPORT_TRK_SORT_ALPHA,
+  VIK_GPX_EXPORT_TRK_SORT_TIME,
+} vik_gpx_export_trk_sort_t;
+
+vik_gpx_export_trk_sort_t a_vik_get_gpx_export_trk_sort ( );
+
+#ifndef WINDOWS
+/* Windows automatically uses the system defined viewer
+   ATM for other systems need to specify the program to use */
+const gchar* a_vik_get_image_viewer ( );
+#endif
+
+const gchar* a_vik_get_external_gpx_program_1 ( );
+
+const gchar* a_vik_get_external_gpx_program_2 ( );
+
 /* Group for global preferences */
 #define VIKING_PREFERENCES_GROUP_KEY "viking.globals"
 #define VIKING_PREFERENCES_NAMESPACE "viking.globals."
 
+/* Another group of global preferences,
+  but in a separate section to try to keep things organized */
+/* AKA Export/External Prefs */
+#define VIKING_PREFERENCES_IO_GROUP_KEY "viking.io"
+#define VIKING_PREFERENCES_IO_NAMESPACE "viking.io."
+
+G_END_DECLS
+
 #endif