PrettyUnits.h

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// PrettyUnits.h - Print units in a human-readable way
//
// Copyright (C) 2020 ASTRON (Netherlands Institute for Radio Astronomy)
// SPDX-License-Identifier: GPL-3.0-or-later
 
#ifndef LOFAR_COMMON_PRETTY_UNITS_H
#define LOFAR_COMMON_PRETTY_UNITS_H
 
#include <string>
 
namespace dp3 {
namespace common {
 
class PrettyUnits : public std::string {
 protected:
  PrettyUnits(double value, const char *unit, unsigned precision);
};
 
class PrettyTime : public PrettyUnits {
 public:
  PrettyTime(double seconds = 0, unsigned precision = 3)
      : PrettyUnits(seconds, "s", precision) {}
};
 
class PrettyFrequency : public PrettyUnits {
 public:
  PrettyFrequency(double frequency = 0, unsigned precision = 3)
      : PrettyUnits(frequency, "Hz", precision) {}
};
 
}  // namespace common
}  // namespace dp3
 
#endif