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GPXSee/src/map/imgmap.h

73 lines
1.8 KiB
C++

#ifndef IMGMAP_H
#define IMGMAP_H
#include "map.h"
#include "projection.h"
#include "transform.h"
#include "IMG/mapdata.h"
class TextItem;
class IMGMap : public Map
{
Q_OBJECT
public:
IMGMap(const QString &fileName, QObject *parent = 0);
~IMGMap() {delete _data;}
QString name() const {return _data->name();}
QRectF bounds() {return _bounds;}
virtual int zoom() const {return _zoom;}
virtual void setZoom(int zoom);
virtual int zoomFit(const QSize &, const RectC &);
virtual int zoomIn();
virtual int zoomOut();
QPointF ll2xy(const Coordinates &c);
Coordinates xy2ll(const QPointF &p);
void draw(QPainter *painter, const QRectF &rect, Flags flags);
void setProjection(const Projection &projection);
void load();
void unload();
bool isValid() const {return _valid;}
QString errorString() const {return _errorString;}
private:
friend class RasterTile;
Transform transform(int zoom) const;
void updateTransform();
void drawPolygons(QPainter *painter, const QList<MapData::Poly> &polygons);
void drawLines(QPainter *painter, const QList<MapData::Poly> &lines);
void drawTextItems(QPainter *painter, const QList<TextItem*> &textItems);
void processPolygons(QList<MapData::Poly> &polygons,
QList<TextItem *> &textItems);
void processLines(QList<MapData::Poly> &lines, const QRect &tileRect,
QList<TextItem*> &textItems);
void processPoints(QList<MapData::Point> &points, QList<TextItem*> &textItems);
void processShields(QList<MapData::Poly> &lines, const QRect &tileRect,
QList<TextItem*> &textItems);
void processStreetNames(QList<MapData::Poly> &lines, const QRect &tileRect,
QList<TextItem*> &textItems);
MapData *_data;
int _zoom;
Projection _projection;
Transform _transform;
QRectF _bounds;
RectC _dataBounds;
bool _valid;
QString _errorString;
};
#endif // IMGMAP_H