// atis.hxx -- ATIS class
//
-// Written by Curtis Olson, started April 2000.
+// Written by David Luff, started October 2001.
+// Based on nav.hxx by Curtis Olson, started April 2000.
//
-// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2001 David C. Luff - david.luff@nottingham.ac.uk
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
#define _FG_ATIS_HXX
#include <stdio.h>
+#include <string>
#include <simgear/compiler.h>
#include <simgear/math/sg_geodesy.hxx>
#ifdef SG_HAVE_STD_INCLUDES
# include <istream>
-#include <iomanip>
-#elif defined( SG_HAVE_NATIVE_SGI_COMPILERS )
-# include <iostream.h>
-#elif defined( __BORLANDC__ )
+# include <iomanip>
+#elif defined( __BORLANDC__ ) || (__APPLE__)
# include <iostream>
#else
# include <istream.h>
-#include <iomanip.h>
+# include <iomanip.h>
#endif
-#if ! defined( SG_HAVE_NATIVE_SGI_COMPILERS )
SG_USING_STD(istream);
-#endif
-
-#include <string>
-
SG_USING_STD(string);
+#include "ATC.hxx"
+
//DCL - a complete guess for now.
#define FG_ATIS_DEFAULT_RANGE 30
-
-class FGATIS {
-
- char type;
- double lon, lat;
- double elev;
- double x, y, z;
- int freq;
- int range;
- string ident; // Code of the airport its at.
- string name; // Name transmitted in the broadcast.
- string info; // The actual ATIS transmission
- // This is not stored in default.atis but is generated
- // from the prevailing conditions when required.
-
- // for failure modeling
- string trans_ident; // transmitted ident
- bool atis_failed; // atis failed?
-
-public:
-
- FGATIS(void);
- ~FGATIS(void);
-
- inline char get_type() const { return type; }
- inline double get_lon() const { return lon; }
- inline double get_lat() const { return lat; }
- inline double get_elev() const { return elev; }
- inline double get_x() const { return x; }
- inline double get_y() const { return y; }
- inline double get_z() const { return z; }
- inline int get_freq() const { return freq; }
- inline int get_range() const { return range; }
- inline const char *get_ident() { return ident.c_str(); }
- inline string get_trans_ident() { return trans_ident; }
- string get_transmission(void);
-// void get_transmission();
-
- /* inline void set_type( char t ) { type = t; }
- inline void set_lon( double l ) { lon = l; }
- inline void set_lat( double l ) { lat = l; }
- inline void set_elev( double e ) { elev = e; }
- inline void set_freq( int f ) { freq = f; }
- inline void set_range( int r ) { range = r; }
- inline void set_dme( bool b ) { dme = b; }
- inline void set_ident( char *i ) { strncpy( ident, i, 5 ); } */
-
- friend istream& operator>> ( istream&, FGATIS& );
+
+class FGATIS : public FGATC {
+
+ //atc_type type;
+ string transmission; // The actual ATIS transmission
+ // This is not stored in default.atis but is generated
+ // from the prevailing conditions when required.
+
+ // for failure modeling
+ string trans_ident; // transmitted ident
+ bool atis_failed; // atis failed?
+
+ // Aircraft position
+ // ATIS is actually a special case in that unlike other ATC eg.tower it doesn't actually know about
+ // or the whereabouts of the aircraft it is transmitting to. However, to ensure consistancy of
+ // operation with the other ATC classes the ATIS class must calculate range to the aircraft in order
+ // to decide whether to render the transmission - hence the users plane details must be stored.
+ //SGPropertyNode *airplane_lon_node;
+ //SGPropertyNode *airplane_lat_node;
+ //SGPropertyNode *airplane_elev_node;
+
+ public:
+
+ FGATIS(void);
+ ~FGATIS(void);
+
+ //run the ATIS instance
+ void Update(double dt);
+
+ //inline void set_type(const atc_type tp) {type = tp;}
+ inline const string& get_trans_ident() { return trans_ident; }
+ inline void set_refname(const string& r) { refname = r; }
+
+ private:
+
+ string refname; // Holds the refname of a transmission in progress
+
+ //Update the transmission string
+ void UpdateTransmission(void);
+
+ friend istream& operator>> ( istream&, FGATIS& );
};
-
-inline istream&
-operator >> ( istream& in, FGATIS& a )
-{
- double f;
- char ch;
-
- static bool first_time = true;
- static double julian_date = 0;
- static const double MJD0 = 2415020.0;
- if ( first_time ) {
- julian_date = sgTimeCurrentMJD( 0 ) + MJD0;
- first_time = false;
- }
-
- in >> a.type;
-
- if ( a.type == '[' )
- return in >> skipeol;
-
- in >> a.lat >> a.lon >> a.elev >> f >> a.range
- >> a.ident;
-
- a.name = "";
- in >> ch;
- a.name += ch;
- while(1) {
- //in >> noskipws
- in.unsetf(ios::skipws);
- in >> ch;
- a.name += ch;
- if((ch == '"') || (ch == 0x0A)) {
- break;
- } // we shouldn't need the 0x0A but it makes a nice safely in case someone leaves off the "
- }
- in.setf(ios::skipws);
- //cout << "atis.name = " << a.name << '\n';
-
- a.freq = (int)(f*100.0 + 0.5);
-
- // cout << a.ident << endl;
-
- // generate cartesian coordinates
- Point3D geod( a.lon * SGD_DEGREES_TO_RADIANS, a.lat * SGD_DEGREES_TO_RADIANS, a.elev );
- Point3D cart = sgGeodToCart( geod );
- a.x = cart.x();
- a.y = cart.y();
- a.z = cart.z();
-
- a.trans_ident = a.ident;
- a.atis_failed = false;
-
- return in >> skipeol;
-}
-
#endif // _FG_ATIS_HXX
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