Diff of /trunk/src/pos.h

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revision 2 by achadwick, Wed Dec 10 00:00:05 2008 UTC revision 40 by harbaum, Sun Jan 18 19:43:20 2009 UTC
# Line 22  Line 22 
22    
23  #include <math.h>  #include <math.h>
24    
25    #ifdef USE_FLOAT
26    /* use float instead of double on small machines */
27    typedef float pos_float_t;
28    #else
29    typedef double pos_float_t;
30    #endif
31    
32  #ifndef NAN  #ifndef NAN
33  #define NAN (0.0/0.0)  #define NAN (0.0/0.0)
34  #endif  #endif
# Line 37  Line 44 
44    
45  /* global position */  /* global position */
46  typedef struct pos {  typedef struct pos {
47    double lat, lon;    pos_float_t lat, lon;
48  } pos_t;  } pos_t;
49    
50  /* local position */  /* local position */
# Line 50  void pos2lpos(struct bounds_s *bounds, p Line 57  void pos2lpos(struct bounds_s *bounds, p
57  void pos2lpos_center(pos_t *pos, lpos_t *lpos);  void pos2lpos_center(pos_t *pos, lpos_t *lpos);
58  void lpos2pos(struct bounds_s *bounds, lpos_t *lpos, pos_t *pos);  void lpos2pos(struct bounds_s *bounds, lpos_t *lpos, pos_t *pos);
59    
60  void pos_lat_str(char *str, int len, double latitude);  void pos_lat_str(char *str, int len, pos_float_t latitude);
61  void pos_lon_str(char *str, int len, double longitude);  void pos_lon_str(char *str, int len, pos_float_t longitude);
62    
63  double pos_parse_lat(char *str);  pos_float_t pos_parse_lat(char *str);
64  double pos_parse_lon(char *str);  pos_float_t pos_parse_lon(char *str);
65    
66  GtkWidget *pos_lat_entry_new(double lat);  GtkWidget *pos_lat_entry_new(pos_float_t lat);
67  GtkWidget *pos_lon_entry_new(double lon);  GtkWidget *pos_lon_entry_new(pos_float_t lon);
68  void pos_lat_entry_set(GtkWidget *label, double lat);  void pos_lat_entry_set(GtkWidget *label, pos_float_t lat);
69  void pos_lon_entry_set(GtkWidget *label, double lon);  void pos_lon_entry_set(GtkWidget *label, pos_float_t lon);
70    
71  GtkWidget *pos_lat_label_new(double lat);  GtkWidget *pos_lat_label_new(pos_float_t lat);
72  GtkWidget *pos_lon_label_new(double lon);  GtkWidget *pos_lon_label_new(pos_float_t lon);
73  void pos_lat_label_set(GtkWidget *label, double lat);  void pos_lat_label_set(GtkWidget *label, pos_float_t lat);
74  void pos_lon_label_set(GtkWidget *label, double lon);  void pos_lon_label_set(GtkWidget *label, pos_float_t lon);
75    
76  double pos_lat_get(GtkWidget *widget);  pos_float_t pos_lat_get(GtkWidget *widget);
77  double pos_lon_get(GtkWidget *widget);  pos_float_t pos_lon_get(GtkWidget *widget);
78    
79  gboolean pos_lat_valid(double lat);  gboolean pos_lat_valid(pos_float_t lat);
80  gboolean pos_lon_valid(double lon);  gboolean pos_lon_valid(pos_float_t lon);
81    
82  double pos_parse_dist(char *str, gboolean is_mil);  pos_float_t pos_parse_dist(char *str, gboolean is_mil);
83  void pos_dist_str(char *str, int len, double dist, gboolean is_mil);  void pos_dist_str(char *str, int len, pos_float_t dist, gboolean is_mil);
84  void pos_dist_entry_set(GtkWidget *entry, double dist, gboolean is_mil);  void pos_dist_entry_set(GtkWidget *entry, pos_float_t dist, gboolean is_mil);
85  double pos_dist_get(GtkWidget *widget, gboolean is_mil);  pos_float_t pos_dist_get(GtkWidget *widget, gboolean is_mil);
86    
87  #endif // POS_H  #endif // POS_H
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