typedef SGSharedPtr<FGNavRecord> nav_rec_ptr;
typedef std::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 std::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;
-
-class FGNavList {
-
- nav_list_type carrierlist;
- nav_map_type navaids;
-
- // Given a point and a list of stations, return the closest one to
- // the specified point.
- FGNavRecord *findNavFromList( const SGGeod &aircraft,
- const nav_list_type &stations );
+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.
*/
- FGNavRecord *findByFreq( double freq, const SGGeod& position);
-
- nav_list_type findAllByFreq( double freq, const SGGeod& position,
- const FGPositioned::Type type = FGPositioned::INVALID);
+ 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.
- const nav_list_type findByIdentAndFreq( const std::string& ident,
- const double freq = 0.0, const FGPositioned::Type = FGPositioned::INVALID );
+ 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
- const nav_list_type findByIdentAndFreq( const SGGeod & position,
- const std::string& ident, const double freq = 0.0,
- const FGPositioned::Type = FGPositioned::INVALID );
-
- // given a frequency returns the first matching entry
- FGNavRecord *findStationByFreq( double frequency );
+ static nav_list_type findByIdentAndFreq( const SGGeod & position,
+ const std::string& ident, const double freq = 0.0,
+ TypeFilter* filter = NULL);
- class TypeFilter : public FGPositioned::Filter
- {
- public:
- TypeFilter(const FGPositioned::Type type);
-
- virtual FGPositioned::Type minType() const {
- return _mintype;
- }
-
- virtual FGPositioned::Type maxType() const {
- return _maxtype;
- }
- private:
- FGPositioned::Type _mintype;
- FGPositioned::Type _maxtype;
};
-};
-
-
// FGTACANList ----------------------------------------------------------------