161 lines
4 KiB
C++
161 lines
4 KiB
C++
#ifndef GUI_MAPWIDGET_HXX
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#define GUI_MAPWIDGET_HXX
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#include <map>
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#include <simgear/compiler.h>
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#include <simgear/math/SGMath.hxx>
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#include <simgear/props/props.hxx>
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#include <Navaids/positioned.hxx>
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#include <plib/pu.h>
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#include "FGPUIDialog.hxx"
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// forward decls
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class FGRouteMgr;
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class FGRunway;
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class FGHelipad;
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class FGAirport;
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class FGNavRecord;
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class FGFix;
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class MapData;
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class SGMagVar;
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typedef std::vector<SGGeod> SGGeodVec;
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class MapWidget : public puObject, public FGPUIDialog::ActiveWidget
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{
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public:
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MapWidget(int x, int y, int width, int height);
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virtual ~MapWidget();
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// puObject over-rides
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virtual void setSize(int width, int height);
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virtual void doHit( int button, int updown, int x, int y ) ;
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virtual void draw( int dx, int dy ) ;
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virtual int checkKey(int key, int updown);
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void setProperty(SGPropertyNode_ptr prop);
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// PUIDialog::ActiveWidget over-rides
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virtual void update();
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private:
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enum Projection {
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PROJECTION_SAMSON_FLAMSTEED,
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PROJECTION_AZIMUTHAL_EQUIDISTANT,
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PROJECTION_ORTHO_AZIMUTH,
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PROJECTION_SPHERICAL
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};
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int zoom() const;
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void handlePan(int x, int y);
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void pan(const SGVec2d& delta);
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void zoomIn();
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void zoomOut();
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void paintAircraftLocation(const SGGeod& aircraftPos);
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void paintRoute();
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void paintRuler();
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void drawFlightHistory();
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void drawGPSData();
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void drawNavRadio(SGPropertyNode_ptr radio);
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void drawTunedLocalizer(SGPropertyNode_ptr radio);
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void drawLatLonGrid();
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SGVec2d gridPoint(int ix, int iy);
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bool drawLineClipped(const SGVec2d& a, const SGVec2d& b);
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void drawAirport(FGAirport* apt);
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void drawHeliport(FGAirport* apt);
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int scoreAirportRunways(FGAirport* apt);
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void drawRunwayPre(FGRunway* rwy);
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void drawRunway(FGRunway* rwy);
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void drawHelipad(FGHelipad* hp);
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void drawILS(bool tuned, FGRunway* rwy);
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void drawPositioned();
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void drawNDB(bool tuned, FGNavRecord* nav);
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void drawVOR(bool tuned, FGNavRecord* nav);
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void drawFix(FGFix* fix);
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void drawPOI(FGPositioned* rec);
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void drawTraffic();
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class DrawAIObject
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{
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public:
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DrawAIObject(SGPropertyNode* model, const SGGeod& g);
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SGPropertyNode* model;
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bool boat;
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SGGeod pos;
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double heading;
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int speedKts;
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std::string label;
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std::string legend;
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};
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typedef std::vector<DrawAIObject> AIDrawVec;
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AIDrawVec _aiDrawVec;
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void updateAIObjects();
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void drawAI(const DrawAIObject& dai);
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void drawData();
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bool validDataForKey(void* key);
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MapData* getOrCreateDataForKey(void* key);
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MapData* createDataForKey(void* key);
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void setAnchorForKey(void* key, const SGVec2d& anchor);
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void clearData();
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SGVec2d project(const SGGeod& geod) const;
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SGGeod unproject(const SGVec2d& p) const;
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double currentScale() const;
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int displayHeading(double trueHeading) const;
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void circleAt(const SGVec2d& center, int nSides, double r);
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void circleAtAlt(const SGVec2d& center, int nSides, double r, double r2);
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void squareAt(const SGVec2d& center, double r);
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void drawLine(const SGVec2d& p1, const SGVec2d& p2);
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void drawLegendBox(const SGVec2d& pos, const std::string& t);
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int _width, _height;
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int _cachedZoom;
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double _drawRangeNm;
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double _upHeading; // true heading corresponding to +ve y-axis
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bool _magneticHeadings;
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bool _hasPanned;
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bool _aircraftUp;
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int _displayHeading;
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SGGeod _projectionCenter;
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Projection _projection;
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SGGeod _aircraft;
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SGGeod _clickGeod;
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SGVec2d _hitLocation;
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FGRouteMgr* _route;
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SGPropertyNode_ptr _root;
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SGPropertyNode_ptr _gps;
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SGGeodVec _flightHistoryPath;
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FGPositionedList _itemsToDraw;
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typedef std::map<void*, MapData*> KeyDataMap;
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KeyDataMap _mapData;
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std::vector<MapData*> _dataQueue;
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SGMagVar* _magVar;
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typedef std::map<int, SGVec2d> GridPointCache;
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GridPointCache _gridCache;
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double _gridSpacing;
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SGGeod _gridCenter;
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};
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#endif // of GUI_MAPWIDGET_HXX
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