169 lines
4.4 KiB
C++
169 lines
4.4 KiB
C++
// transmission.hxx -- Transmission class
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//
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// Written by Alexander Kappes, started March 2002.
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// Based on nav.hxx by Curtis Olson, started April 2000.
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//
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// Copyright (C) 2001 David C. Luff - david.luff@nottingham.ac.uk
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#ifndef _FG_TRANSMISSION_HXX
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#define _FG_TRANSMISSION_HXX
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#include <stdio.h>
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#include <simgear/compiler.h>
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#include <simgear/math/sg_geodesy.hxx>
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#include <simgear/misc/sgstream.hxx>
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#include <simgear/magvar/magvar.hxx>
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#include <simgear/timing/sg_time.hxx>
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#include <simgear/bucket/newbucket.hxx>
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#include <Main/fg_props.hxx>
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#ifdef SG_HAVE_STD_INCLUDES
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# include <istream>
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#include <iomanip>
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#elif defined( SG_HAVE_NATIVE_SGI_COMPILERS )
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# include <iostream.h>
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#elif defined( __BORLANDC__ )
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# include <iostream>
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#else
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# include <istream.h>
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#include <iomanip.h>
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#endif
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#include "ATC.hxx"
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#if ! defined( SG_HAVE_NATIVE_SGI_COMPILERS )
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SG_USING_STD(istream);
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#endif
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SG_USING_STD(string);
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struct TransCode {
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int c1;
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int c2;
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int c3;
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};
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// TransPar - a representation of the logic of a parsed speech transmission
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struct TransPar {
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string station;
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string callsign;
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string airport;
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string intention; // landing, crossing
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string intid; // (airport) ID for intention
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bool request; // is the transmission a request or an answer?
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int tdir; // turning direction: 1=left, 2=right
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double heading;
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int VDir; // vertical direction: 1=descent, 2=maintain, 3=climb
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double alt;
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double miles;
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string runway;
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double freq;
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double time;
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};
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// FGTransmission - a class to encapsulate a speech transmission
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class FGTransmission {
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//int StationType; // Type of ATC station: 1 Approach
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atc_type StationType;
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TransCode Code; // DCL - no idea what this is.
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string TransText; // The text of the spoken transmission
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string MenuText; // An abbreviated version of the text for the menu entry
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public:
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FGTransmission(void);
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~FGTransmission(void);
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void Init();
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inline atc_type get_station() const { return StationType; }
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inline TransCode get_code() { return Code; }
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inline string get_transtext() { return TransText; }
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inline string get_menutext() { return MenuText; }
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// Return the parsed logic of the transmission
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TransPar Parse();
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private:
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friend istream& operator>> ( istream&, FGTransmission& );
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};
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inline istream&
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operator >> ( istream& in, FGTransmission& a ) {
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char ch;
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int tmp;
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static bool first_time = true;
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static double julian_date = 0;
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static const double MJD0 = 2415020.0;
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if ( first_time ) {
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julian_date = sgTimeCurrentMJD(0, 0) + MJD0;
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first_time = false;
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}
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// Ugly hack alert - eventually we'll use xml format for the transmissions file
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in >> tmp;
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if(tmp == 1) {
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a.StationType = APPROACH;
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} else {
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a.StationType = INVALID;
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}
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in >> a.Code.c1;
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in >> a.Code.c2;
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in >> a.Code.c3;
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a.TransText = "";
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in >> ch;
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if ( ch != '"' ) a.TransText += ch;
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while(1) {
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//in >> noskipws
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in.unsetf(ios::skipws);
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in >> ch;
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if ( ch != '"' ) a.TransText += ch;
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if((ch == '"') || (ch == 0x0A)) {
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break;
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} // we shouldn't need the 0x0A but it makes a nice safely in case someone leaves off the "
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}
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in.setf(ios::skipws);
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a.MenuText = "";
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in >> ch;
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if ( ch != '"' ) a.MenuText += ch;
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while(1) {
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//in >> noskipws
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in.unsetf(ios::skipws);
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in >> ch;
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if ( ch != '"' ) a.MenuText += ch;
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if((ch == '"') || (ch == 0x0A)) {
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break;
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} // we shouldn't need the 0x0A but it makes a nice safely in case someone leaves off the "
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}
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in.setf(ios::skipws);
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//cout << "Code = " << a.Code << " Transmission text = " << a.TransText
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// << " Menu text = " << a.MenuText << endl;
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return in >> skipeol;
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}
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#endif // _FG_TRANSMISSION_HXX
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