src/map/gcs.h

   1 #ifndef GCS_H
   2 #define GCS_H
   3
   4 #include "common/kv.h"
   5 #include "datum.h"
   6 #include "angularunits.h"
   7 #include "primemeridian.h"
   8
   9 class GCS
  10 {
  11 public:
  12         GCS() {}
  13         GCS(const Datum &datum, const PrimeMeridian &primeMeridian,
  14           const AngularUnits &angularUnits) : _datum(datum),
  15           _primeMeridian(primeMeridian), _angularUnits(angularUnits) {}
  16
  17         bool operator==(const GCS &other) const
  18         {
  19                 return (_datum == other._datum && _primeMeridian == other._primeMeridian
  20                   && _angularUnits == other._angularUnits);
  21         }
  22
  23         const PrimeMeridian &primeMeridian() const {return _primeMeridian;}
  24         const AngularUnits &angularUnits() const {return _angularUnits;}
  25         const Datum &datum() const {return _datum;}
  26
  27         bool isNull() const {return _datum.isNull() && _angularUnits.isNull()
  28           && _primeMeridian.isNull();}
  29         bool isValid() const {return _datum.isValid() && _angularUnits.isValid()
  30           && _primeMeridian.isValid();}
  31
  32         Coordinates toWGS84(const Coordinates &c) const;
  33         Coordinates fromWGS84(const Coordinates &c) const;
  34
  35         static GCS gcs(int id);
  36         static GCS gcs(int geodeticDatum, int primeMeridian, int angularUnits);
  37         static GCS gcs(const QString &name);
  38         static const GCS &WGS84();
  39
  40         static bool loadList(const QString &path);
  41         static QList<KV<int, QString> > list();
  42         static QList<KV<int, QString> > WGS84List();
  43
  44 private:
  45         class Entry;
  46
  47         static QList<Entry> defaults();
  48
  49         Datum _datum;
  50         PrimeMeridian _primeMeridian;
  51         AngularUnits _angularUnits;
  52
  53         static QList<Entry> _gcss;
  54 };
  55
  56 #ifndef QT_NO_DEBUG
  57 QDebug operator<<(QDebug dbg, const GCS &gcs);
  58 #endif // QT_NO_DEBUG
  59
  60 #endif // GCS_H