#include <simgear/compiler.h>
-#include <simgear/misc/sg_path.hxx>
+
#include <simgear/structure/SGSharedPtr.hxx>
-#include <simgear/structure/SGReferenced.hxx>
#include <map>
#include <vector>
#include "navrecord.hxx"
-SG_USING_STD(map);
-SG_USING_STD(vector);
-SG_USING_STD(string);
-
-
+// forward decls
+class SGGeod;
// FGNavList ------------------------------------------------------------------
typedef SGSharedPtr<FGNavRecord> nav_rec_ptr;
-typedef vector < nav_rec_ptr > nav_list_type;
-typedef nav_list_type::iterator nav_list_iterator;
-typedef nav_list_type::const_iterator nav_list_const_iterator;
-
-typedef map < int, nav_list_type > nav_map_type;
-typedef nav_map_type::iterator nav_map_iterator;
-typedef nav_map_type::const_iterator nav_map_const_iterator;
-
-typedef map < string, nav_list_type > nav_ident_map_type;
-typedef nav_ident_map_type::iterator nav_ident_map_iterator;
-
-
-class FGNavList {
-
- nav_list_type carrierlist;
- nav_map_type navaids;
- nav_map_type navaids_by_tile;
- nav_ident_map_type ident_navaids;
-
- // Given a point and a list of stations, return the closest one to
- // the specified point.
- FGNavRecord *findNavFromList( const SGVec3d &aircraft,
- const nav_list_type &stations );
+typedef std::vector < nav_rec_ptr > nav_list_type;
+class FGNavList
+{
public:
-
- FGNavList();
- ~FGNavList();
-
- // initialize the nav list
- bool init();
-
- // add an entry
- bool add( FGNavRecord *n );
-
+ class TypeFilter : public FGPositioned::Filter
+ {
+ public:
+ TypeFilter( const FGPositioned::Type type = FGPositioned::INVALID );
+ TypeFilter( const FGPositioned::Type minType,
+ const FGPositioned::Type maxType );
+
+ /**
+ * Construct from string containing type
+ *
+ * @param type One of "fix"|"vor"|"ndb"|"ils"|"dme"|"tacan"|"any"
+ */
+ bool fromTypeString(const std::string& type);
+
+ virtual FGPositioned::Type minType() const { return _mintype; }
+ virtual FGPositioned::Type maxType() const { return _maxtype; }
+
+ protected:
+ FGPositioned::Type _mintype;
+ FGPositioned::Type _maxtype;
+ };
+
+ /**
+ filter matching VOR & ILS/LOC transmitters
+ */
+ static TypeFilter* navFilter();
+
+ /**
+ * filter matching ILS/LOC transmitter
+ */
+ static TypeFilter* locFilter();
+
+ static TypeFilter* ndbFilter();
+
+ /**
+ * Filter returning TACANs and VORTACs
+ */
+ static TypeFilter* tacanFilter();
+
+
+ static TypeFilter* mobileTacanFilter();
+
/** Query the database for the specified station. It is assumed
* that there will be multiple stations with matching frequencies
- * so a position must be specified. Lon and lat are in radians,
- * elev is in meters.
+ * so a position must be specified.
*/
- FGNavRecord *findByFreq( double freq, double lon, double lat, double elev );
-
- // locate closest item in the DB matching the requested ident
- FGNavRecord *findByIdent( const char* ident, const double lon, const double lat );
-
- // Find items of requested type with closest exact or subsequent ident
- // (by ASCII code value) to that supplied.
- // Supplying true for exact forces only exact matches to be returned (similar to above function)
- // Returns an empty list if no match found - calling function should check for this!
- nav_list_type findFirstByIdent( const string& ident, fg_nav_types type, bool exact = false );
-
- // Given an Ident and optional freqency, return the first matching
- // station.
- FGNavRecord *findByIdentAndFreq( const char* ident,
- const double freq = 0.0 );
-
- // returns the closest entry to the give lon/lat/elev
- FGNavRecord *findClosest( double lon_rad, double lat_rad, double elev_m, fg_nav_types type = FG_NAV_ANY );
-
- // given a frequency returns the first matching entry
- FGNavRecord *findStationByFreq( double frequency );
-
- inline const nav_map_type& get_navaids() const { return navaids; }
-};
-
-
+ static FGNavRecordRef findByFreq( double freq, const SGGeod& position,
+ TypeFilter* filter = NULL);
+
+ /**
+ * Overloaded version above - no positioned supplied so can be used with
+ * mobile TACANs which have no valid position. The first match is
+ * returned only.
+ */
+ static FGNavRecordRef findByFreq( double freq, TypeFilter* filter = NULL);
+
+ static nav_list_type findAllByFreq( double freq, const SGGeod& position,
+ TypeFilter* filter = NULL);
+
+ // Given an Ident and optional frequency and type ,
+ // return a list of matching stations.
+ static nav_list_type findByIdentAndFreq( const std::string& ident,
+ const double freq,
+ TypeFilter* filter = NULL);
+
+ // Given an Ident and optional frequency and type ,
+ // return a list of matching stations sorted by distance to the given position
+ static nav_list_type findByIdentAndFreq( const SGGeod & position,
+ const std::string& ident, const double freq = 0.0,
+ TypeFilter* filter = NULL);
+
+ };
// FGTACANList ----------------------------------------------------------------
typedef SGSharedPtr<FGTACANRecord> tacan_rec_ptr;
-typedef vector < tacan_rec_ptr > tacan_list_type;
-typedef map < int, tacan_list_type > tacan_map_type;
-typedef map < string, tacan_list_type > tacan_ident_map_type;
-
+typedef std::vector < tacan_rec_ptr > tacan_list_type;
+typedef std::map < int, tacan_list_type > tacan_map_type;
+typedef std::map < std::string, tacan_list_type > tacan_ident_map_type;
class FGTACANList {
bool add( FGTACANRecord *r );
// Given a TACAN Channel, return the appropriate frequency.
- FGTACANRecord *findByChannel( const string& channel );
+ FGTACANRecord *findByChannel( const std::string& channel );
};