1
0
mirror of https://github.com/tumic0/GPXSee.git synced 2024-11-30 22:51:16 +01:00
GPXSee/src/map/rmap.h
2023-09-14 18:36:03 +02:00

81 lines
1.6 KiB
C++

#ifndef RMAP_H
#define RMAP_H
#include <QFile>
#include <QColor>
#include "map.h"
#include "transform.h"
#include "projection.h"
class RMap : public Map
{
Q_OBJECT
public:
RMap(const QString &fileName, QObject *parent = 0);
QRectF bounds();
int zoom() const {return _zoom;}
void setZoom(int zoom) {_zoom = zoom;}
int zoomFit(const QSize &size, const RectC &rect);
int zoomIn();
int zoomOut();
QPointF ll2xy(const Coordinates &c);
Coordinates xy2ll(const QPointF &p);
void load(const Projection &in, const Projection &out, qreal deviceRatio,
bool hidpi);
void unload();
void draw(QPainter *painter, const QRectF &rect, Flags flags);
bool isValid() const {return _valid;}
QString errorString() const {return _errorString;}
static Map *create(const QString &path, const Projection &proj, bool *isDir);
private:
struct Header {
quint32 type;
quint32 width;
quint32 height;
quint32 bpp;
quint32 unknown;
quint32 tileWidth;
quint32 tileHeight;
quint32 paletteSize;
quint64 IMPOffset;
};
struct Zoom {
QSize size;
QSize dim;
QPointF scale;
QVector<quint64> tiles;
};
bool readHeader(QDataStream &stream, Header &hdr);
bool readPalette(QDataStream &stream, quint32 paletteSize);
bool readZooms(QDataStream &stream, const QSize &imageSize);
bool readZoomLevel(quint64 offset, const QSize &imageSize);
QByteArray readIMP(quint64 IMPOffset);
bool parseIMP(const QByteArray &data);
QPixmap tile(int x, int y);
QList<Zoom> _zooms;
Projection _projection;
Transform _transform;
QSize _tileSize;
QFile _file;
qreal _mapRatio;
int _zoom;
QVector<QRgb> _palette;
bool _valid;
QString _errorString;
};
#endif // RMAP_H