UDUnitsClass.h

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//
// $Id$
//
 
#ifndef _UDUnitsClass_h_
#define _UDUnitsClass_h_
 
#include <string>
#include <vector>
#include <map>
#include <algorithm>
#include <vapor/common.h>
 
union ut_unit;
struct ut_system;
 
namespace VAPoR {
 
class VDF_API UDUnits {
public:
    UDUnits();
    ~UDUnits();
 
    static std::string GetDatabasePath();
 
    int Initialize();
 
    bool IsPressureUnit(std::string unitstr) const;
 
    bool IsTimeUnit(std::string unitstr) const;
 
    bool IsLatUnit(std::string unitstr) const;
 
    bool IsLonUnit(std::string unitstr) const;
 
    bool IsLatOrLonUnit(std::string unitstr) const;
 
    bool IsLengthUnit(std::string unitstr) const;
 
    bool AreUnitsConvertible(const ut_unit *unit, std::string unitstr) const;
 
    bool ValidUnit(std::string unitstr) const;
 
    bool Convert(const std::string from, const std::string to, const float *src, float *dst, size_t n) const;
 
    bool Convert(const std::string from, const std::string to, const double *src, double *dst, size_t n) const;
 
    void DecodeTime(double seconds, int *year, int *month, int *day, int *hour, int *minute, int *second) const;
 
    double EncodeTime(int year, int month, int day, int hour, int minute, int second) const;
 
    std::string GetErrMsg() const;
 
private:
    std::map<int, std::string> _statmsg;
    int                        _status;
    ut_unit *                  _pressureUnit;
    ut_unit *                  _timeUnit;
    ut_unit *                  _latUnit;
    ut_unit *                  _lonUnit;
    ut_unit *                  _lengthUnit;
    ut_system *                _unitSystem;
};
};    // namespace VAPoR
#endif