src/pathview.h

   1 #ifndef TRACKVIEW_H
   2 #define TRACKVIEW_H
   3
   4 #include <QGraphicsView>
   5 #include <QVector>
   6 #include <QHash>
   7 #include <QList>
   8 #include "units.h"
   9 #include "palette.h"
  10 #include "waypoint.h"
  11
  12 class Data;
  13 class POI;
  14 class Map;
  15 class Track;
  16 class Route;
  17 class TrackItem;
  18 class RouteItem;
  19 class WaypointItem;
  20 class ScaleItem;
  21 class PathItem;
  22
  23 class PathView : public QGraphicsView
  24 {
  25         Q_OBJECT
  26
  27 public:
  28         PathView(Map *map, POI *poi, QWidget *parent = 0);
  29         ~PathView();
  30
  31         QList<PathItem*> loadData(const Data &data);
  32
  33         void setPalette(const Palette &palette);
  34         void setPOI(POI *poi);
  35         void setMap(Map *map);
  36         void setUnits(enum Units units);
  37
  38         void plot(QPainter *painter, const QRectF &target);
  39
  40         int trackCount() const {return _tracks.count();}
  41         int routeCount() const {return _routes.count();}
  42         int waypointCount() const {return _waypoints.count();}
  43
  44         void clear();
  45
  46         void useOpenGL(bool use);
  47
  48 public slots:
  49         void redraw();
  50
  51         void showMap(bool show);
  52         void showPOI(bool show);
  53         void setPOIOverlap(bool overlap);
  54         void showWaypointLabels(bool show);
  55         void showPOILabels(bool show);
  56         void showTracks(bool show);
  57         void showRoutes(bool show);
  58         void showWaypoints(bool show);
  59         void showRouteWaypoints(bool show);
  60         void setTrackWidth(int width);
  61         void setRouteWidth(int width);
  62         void setTrackStyle(Qt::PenStyle style);
  63         void setRouteStyle(Qt::PenStyle style);
  64
  65 private slots:
  66         void updatePOI();
  67
  68 private:
  69         PathItem *addTrack(const Track &track);
  70         PathItem *addRoute(const Route &route);
  71         void addWaypoints(const QList<Waypoint> &waypoints);
  72         void addPOI(const QVector<Waypoint> &waypoints);
  73         void loadPOI();
  74         void clearPOI();
  75
  76         qreal mapScale() const;
  77         QPointF contentCenter() const;
  78         void rescale();
  79         void zoom(int zoom, const QPoint &pos, const Coordinates &c);
  80         void digitalZoom(int zoom);
  81         void resetDigitalZoom();
  82         void updatePOIVisibility();
  83         void updateWaypointsBoundingRect(const QPointF &wp);
  84
  85         void mouseDoubleClickEvent(QMouseEvent *event);
  86         void wheelEvent(QWheelEvent *event);
  87         void keyPressEvent(QKeyEvent *event);
  88         void drawBackground(QPainter *painter, const QRectF &rect);
  89         void resizeEvent(QResizeEvent *event);
  90         void paintEvent(QPaintEvent *event);
  91         void scrollContentsBy(int dx, int dy);
  92
  93         QGraphicsScene *_scene;
  94         ScaleItem *_mapScale;
  95         QList<TrackItem*> _tracks;
  96         QList<RouteItem*> _routes;
  97         QList<WaypointItem*> _waypoints;
  98         QHash<Waypoint, WaypointItem*> _pois;
  99
 100         QRectF _tr, _rr, _wr;
 101         QPointF _wp;
 102         qreal _res;
 103
 104         Map *_map;
 105         POI *_poi;
 106         Palette _palette;
 107         Units _units;
 108
 109         bool _showMap;
 110         bool _showTracks;
 111         bool _showRoutes;
 112         bool _showWaypoints;
 113         bool _showWaypointLabels;
 114         bool _showPOI;
 115         bool _showPOILabels;
 116         bool _overlapPOIs;
 117         bool _showRouteWaypoints;
 118         int _trackWidth;
 119         int _routeWidth;
 120         Qt::PenStyle _trackStyle;
 121         Qt::PenStyle _routeStyle;
 122
 123         int _digitalZoom;
 124         bool _plot;
 125 };
 126
 127 #endif // TRACKVIEW_H