//
// Written by David Luff, started 2005.
//
-// Copyright (C) 2005 - David C Luff - david.luff@nottingham.ac.uk
+// Copyright (C) 2005 - David C Luff: daveluff --AT-- ntlworld --D0T-- com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
#include <vector>
#include <map>
-#include <Navaids/navrecord.hxx>
-#include <Navaids/navlist.hxx>
-#include <Navaids/fixlist.hxx>
-#include <Airports/simple.hxx>
#include <simgear/structure/subsystem_mgr.hxx>
+#include <Navaids/positioned.hxx>
-using namespace std;
+class SGTime;
+class FGPositioned;
+
+// XXX fix me
+class FGNavRecord;
+class FGAirport;
+class FGFix;
enum GPSDistanceUnits {
GPS_DIST_UNITS_NM = 0,
struct GPSWaypoint {
GPSWaypoint();
+
+ GPSWaypoint(const std::string& aIdent, float lat, float lon, GPSWpType aType);
+
+ static GPSWaypoint* createFromPositioned(const FGPositioned* aFix);
+
~GPSWaypoint();
string GetAprId(); // Returns the id with i, f, m or h added if appropriate. (Initial approach fix, final approach fix, etc)
string id;
virtual ~FGIAP() = 0;
//protected:
- string _id; // The ID of the airport this approach is for
- string _name; // The approach name, eg "VOR/DME OR GPS-B"
- string _abbrev; // The abbreviation the GPS unit uses - eg "VOR/D" in this instance. Possibly GPS model specific.
+ string _aptIdent; // The ident of the airport this approach is for
+ string _ident; // The approach ident.
+ string _name; // The full approach name.
string _rwyStr; // The string used to specify the rwy - eg "B" in this instance.
bool _precision; // True for precision approach, false for non-precision.
};
~FGNPIAP();
//private:
public:
- vector<GPSWaypoint*> _IAF; // The initial approach fix(es)
+ vector<GPSFlightPlan*> _approachRoutes; // The approach route(s) from the IAF(s) to the IF.
+ // NOTE: It is an assumption in the code that uses this that there is a unique IAF per approach route.
vector<GPSWaypoint*> _IAP; // The compulsory waypoints of the approach procedure (may duplicate one of the above).
- // _IAP includes the FAF and MAF.
- vector<GPSWaypoint*> _MAP; // The missed approach procedure (doesn't include the MAF).
+ // _IAP includes the FAF and MAF, and the missed approach waypoints.
};
typedef vector < FGIAP* > iap_list_type;
typedef map < string, iap_list_type > iap_map_type;
typedef iap_map_type::iterator iap_map_iterator;
-// ------------------------------------------------------------------------------
-
-class DCLGPS;
+// A class to encapsulate hr:min representation of time.
-class GPSPage {
-
+class ClockTime {
public:
- GPSPage(DCLGPS* parent);
- virtual ~GPSPage() = 0;
- virtual void Update(double dt);
- virtual void Knob1Left1();
- virtual void Knob1Right1();
- virtual void Knob2Left1();
- virtual void Knob2Right1();
- virtual void CrsrPressed();
- virtual void EntPressed();
- virtual void ClrPressed();
- virtual void DtoPressed();
- virtual void NrstPressed();
- virtual void AltPressed();
- virtual void OBSPressed();
- virtual void MsgPressed();
-
- // Sometimes a page needs to maintain state for some return paths,
- // but change it for others. The CleanUp function can be used for
- // changing state for non-ENT return paths in conjunction with
- // GPS::_cleanUpPage
- virtual void CleanUp();
-
- // The LooseFocus function is called when a page or subpage looses focus
- // and allow pages to clean up state that is maintained whilst focus is
- // retained, but lost on return.
- virtual void LooseFocus();
-
- // Allows pages that display info for a given ID to have it set/get if they implement these functions.
- virtual void SetId(const string& s);
- virtual const string& GetId()=0;
-
- inline int GetSubPage() { return(_subPage); }
-
- inline int GetNSubPages() { return(_nSubPages); }
-
- inline const string& GetName() { return(_name); }
-
-protected:
- DCLGPS* _parent;
- string _name; // eg. "APT", "NAV" etc
- int _nSubPages;
- // _subpage is zero based
- int _subPage; // The subpage gets remembered when other pages are displayed
- string GPSitoa(int n);
-};
+ ClockTime();
+ ClockTime(int hr, int min);
+ ~ClockTime();
+ inline void set_hr(int hr) { _hr = hr; }
+ inline int hr() const { return(_hr); }
+ inline void set_min(int min) { _min = min; }
+ inline int min() const { return(_min); }
+
+ ClockTime operator+ (const ClockTime& t) {
+ int cumMin = _hr * 60 + _min + t.hr() * 60 + t.min();
+ ClockTime t2(cumMin / 60, cumMin % 60);
+ return(t2);
+ }
+ // Operator - has a max difference of 23:59,
+ // and assumes the day has wrapped if the second operand
+ // is larger that the first.
+ // eg. 2:59 - 3:00 = 23:59
+ ClockTime operator- (const ClockTime& t) {
+ int diff = (_hr * 60 + _min) - (t.hr() * 60 + t.min());
+ if(diff < 0) { diff += 24 * 60; }
+ ClockTime t2(diff / 60, diff % 60);
+ return(t2);
+ }
+ friend ostream& operator<< (ostream& out, const ClockTime& t);
-/*-----------------------------------------------------------------------*/
+private:
+ int _hr;
+ int _min;
+};
-typedef vector<GPSPage*> gps_page_list_type;
-typedef gps_page_list_type::iterator gps_page_list_itr;
+// ------------------------------------------------------------------------------
// TODO - merge generic GPS functions instead and split out KLN specific stuff.
class DCLGPS : public SGSubsystem {
- friend class GPSPage;
-
public:
DCLGPS(RenderArea2D* instrument);
virtual ~DCLGPS() = 0;
- virtual void draw();
+ virtual void draw(osg::State& state);
virtual void init();
virtual void bind();
virtual void unbind();
virtual void update(double dt);
+
+ // Expand a SIAP ident to the full procedure name.
+ string ExpandSIAPIdent(const string& ident);
// Render string s in display field field at position x, y
// WHERE POSITION IS IN CHARACTER UNITS!
// Render a char at a given position as above
virtual void DrawChar(char c, int field, int px, int py, bool bold = false);
- virtual void Knob1Right1();
- virtual void Knob1Left1();
- virtual void Knob2Right1();
- virtual void Knob2Left1();
- virtual void CrsrPressed();
- virtual void EntPressed();
- virtual void ClrPressed();
- virtual void DtoPressed();
- virtual void NrstPressed();
- virtual void AltPressed();
- virtual void OBSPressed();
- virtual void MsgPressed();
+ virtual void ToggleOBSMode();
// Set the number of fields
inline void SetNumFields(int n) { _nFields = (n > _maxFields ? _maxFields : (n < 1 ? 1 : n)); }
void SetOBSFromWaypoint();
- inline GPSWaypoint* GetActiveWaypoint() { return &_activeWaypoint; }
+ GPSWaypoint* GetActiveWaypoint();
// Get the (zero-based) position of the active waypoint in the active flightplan
// Returns -1 if no active waypoint.
int GetActiveWaypointIndex();
int GetWaypointIndex(const string& id);
// Returns meters
- inline float GetDistToActiveWaypoint() { return _dist2Act; }
+ float GetDistToActiveWaypoint();
// Returns degrees (magnetic)
float GetHeadingToActiveWaypoint();
// Returns degrees (magnetic)
inline bool GetToFlag() const { return(_headingBugTo); }
// Initiate Direct To operation to the supplied ID.
- void DtoInitiate(const string& id);
+ virtual void DtoInitiate(const string& id);
// Cancel Direct To operation
void DtoCancel();
// 2D rendering area
RenderArea2D* _instrument;
- // The actual pages
- gps_page_list_type _pages;
-
- // The currently active page
- GPSPage* _activePage;
- // And a facility to save the immediately preceeding active page
- GPSPage* _lastActivePage;
-
// Units
GPSSpeedUnits _velUnits;
GPSDistanceUnits _distUnits;
//
// Data and lookup functions
- // All waypoints mapped by id.
- gps_waypoint_map _waypoints;
-private:
- // Worker function for the below.
- const GPSWaypoint* ActualFindFirstById(const string& id, bool exact = false);
+
+
protected:
// Find first of any type of waypoint by id. (TODO - Possibly we should return multiple waypoints here).
- const GPSWaypoint* FindFirstById(const string& id, bool &multi, bool exact = false);
+ GPSWaypoint* FindFirstById(const string& id) const;
+ GPSWaypoint* FindFirstByExactId(const string& id) const;
+
FGNavRecord* FindFirstVorById(const string& id, bool &multi, bool exact = false);
FGNavRecord* FindFirstNDBById(const string& id, bool &multi, bool exact = false);
const FGAirport* FindFirstAptById(const string& id, bool &multi, bool exact = false);
// Find the closest VOR to a position in RADIANS.
FGNavRecord* FindClosestVor(double lat_rad, double lon_rad);
+ // helper to implement the above FindFirstXXX methods
+ FGPositioned* FindTypedFirstById(const std::string& id, FGPositioned::Type ty, bool &multi, bool exact);
+
// Position, orientation and velocity.
// These should be read from FG's built-in GPS logic if possible.
// Use the property node pointers below to do this.
bool _departed; // Set when groundspeed first exceeds 30kts.
string _departureTimeString; // Ditto.
double _elapsedTime; // Elapsed time in seconds since departure
+ ClockTime _powerOnTime; // Time (hr:min) of unit power-up.
+ bool _powerOnTimerSet; // Indicates that we have set the above following power-up.
+ void SetPowerOnTimer();
+public:
+ void ResetPowerOnTimer();
+ // Set the alarm to go off at a given time.
+ inline void SetAlarm(int hr, int min) {
+ _alarmTime.set_hr(hr);
+ _alarmTime.set_min(min);
+ _alarmSet = true;
+ }
+protected:
+ ClockTime _alarmTime;
+ bool _alarmSet;
// Configuration that affects flightplan operation
bool _turnAnticipationEnabled;
projects / flightgear.git / blobdiff