src/map/qctmap.h

   1 #ifndef QCTMAP_H
   2 #define QCTMAP_H
   3
   4 #include <QFile>
   5 #include <QRgb>
   6 #include "map.h"
   7
   8 class QDataStream;
   9
  10 class QCTMap : public Map
  11 {
  12 public:
  13         QCTMap(const QString &fileName, QObject *parent = 0);
  14
  15         QString name() const {return _name;}
  16
  17         QRectF bounds();
  18
  19         QPointF ll2xy(const Coordinates &c);
  20         Coordinates xy2ll(const QPointF &p);
  21
  22         void draw(QPainter *painter, const QRectF &rect, Flags flags);
  23
  24         void load(const Projection &in, const Projection &out, qreal deviceRatio,
  25           bool hidpi);
  26         void unload();
  27
  28         bool isValid() const {return _valid;}
  29         QString errorString() const {return _errorString;}
  30
  31         static Map *create(const QString &path, bool *isDir);
  32
  33 private:
  34         bool readName(QDataStream &stream);
  35         bool readSize(QDataStream &stream);
  36         bool readDatumShift(QDataStream &stream);
  37         bool readHeader(QDataStream &stream);
  38         bool readGeoRef(QDataStream &stream);
  39         bool readIndex(QDataStream &stream);
  40         bool readPalette(QDataStream &stream);
  41         QPixmap tile(int x, int y);
  42
  43         QFile _file;
  44         QString _name;
  45         int _rows, _cols;
  46         double _lon, _lonX, _lonXX, _lonXXX, _lonY, _lonYY, _lonYYY, _lonXY,
  47           _lonXXY, _lonXYY;
  48         double _lat, _latX, _latXX, _latXXX, _latY, _latYY, _latYYY, _latXY,
  49           _latXXY, _latXYY;
  50         double _eas, _easY, _easX, _easYY, _easXY, _easXX, _easYYY, _easYYX,
  51           _easXXY, _easXXX;
  52         double _nor, _norY, _norX, _norYY, _norXY, _norXX, _norYYY, _norYYX,
  53           _norXXY, _norXXX;
  54         double _shiftE, _shiftN;
  55         QVector<quint32> _index;
  56         QVector<QRgb> _palette;
  57
  58         qreal _mapRatio;
  59         bool _valid;
  60         QString _errorString;
  61 };
  62
  63 #endif // QCTMAP_H