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GPXSee/src/map/map.h
2023-05-06 21:53:40 +02:00

72 lines
1.6 KiB
C++

#ifndef MAP_H
#define MAP_H
#include <QObject>
#include <QString>
#include <QRectF>
#include <QFlags>
#include "common/rectc.h"
#include "common/util.h"
class QPainter;
class Projection;
class Map : public QObject
{
Q_OBJECT
public:
enum Flag {
NoFlags = 0,
Block = 1,
OpenGL = 2
};
Q_DECLARE_FLAGS(Flags, Flag)
Map(const QString &path, QObject *parent = 0)
: QObject(parent), _path(path) {}
virtual ~Map() {}
/* Functions available since map creation */
const QString &path() const {return _path;}
virtual QString name() const {return Util::file2name(path());}
virtual RectC llBounds(const Projection &proj);
virtual bool isValid() const {return true;}
virtual bool isReady() const {return true;}
virtual QString errorString() const {return QString();}
/* Functions that shall be called after load() */
virtual void load(const Projection &, const Projection &, qreal, bool) {}
virtual void unload() {}
virtual QRectF bounds() = 0;
virtual qreal resolution(const QRectF &rect);
virtual int zoom() const {return 0;}
virtual void setZoom(int) {}
virtual int zoomFit(const QSize &, const RectC &) {return 0;}
virtual int zoomIn() {return 0;}
virtual int zoomOut() {return 0;}
virtual QPointF ll2xy(const Coordinates &c) = 0;
virtual Coordinates xy2ll(const QPointF &p) = 0;
virtual void draw(QPainter *painter, const QRectF &rect, Flags flags) = 0;
virtual void clearCache() {}
signals:
void tilesLoaded();
void mapLoaded();
private:
QString _path;
};
Q_DECLARE_METATYPE(Map*)
Q_DECLARE_OPERATORS_FOR_FLAGS(Map::Flags)
#endif // MAP_H