libdballe
7.7
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Coordinates. More...
#include <types.h>
Public Member Functions | |
Coords () | |
Construct a missing Coords. | |
Coords (int lat, int lon) | |
Construct a coords from integers in 1/100000 of a degree. | |
Coords (double lat, double lon) | |
Construct a coords from values in degrees. | |
bool | is_missing () const |
Check if these coordinates are undefined. | |
void | set (int lat, int lon) |
Set from integers in 1/100000 of a degree. | |
void | set (double lat, double lon) |
Set from values in degrees. | |
double | dlat () const |
Get the latitude in degrees. | |
double | dlon () const |
Get the longitude in degrees. | |
int | compare (const Coords &o) const |
Compare two Coords strutures, for use in sorting. More... | |
bool | operator== (const Coords &dt) const |
bool | operator!= (const Coords &dt) const |
bool | operator< (const Coords &dt) const |
bool | operator> (const Coords &dt) const |
bool | operator<= (const Coords &dt) const |
bool | operator>= (const Coords &dt) const |
void | print (FILE *out, const char *end="\n") const |
Print to an output stream. | |
Data Fields | |
int | lat |
Latitude in 1/100000 of a degree (5 significant digits preserved) | |
int | lon |
Longitude in 1/100000 of a degree (5 significant digits preserved) and normalised between -180.0 and 180.0. | |
Coordinates.
When given as an integer, a latitude/longitude value is intended in 1/100000 of a degree, which is the maximum resolution supported by DB-All.e.
When given as a double a latitude/longitude value is intended to be in degrees.
Longitude values are normalized between -180.0 and 180.0.
int dballe::Coords::compare | ( | const Coords & | o | ) | const |