speed.hpp

#pragma once
#include <ossia/network/dataspace/dataspace_base.hpp>
#include <ossia/network/dataspace/dataspace_base_defs_fwd.hpp>
#include <ossia/network/domain/domain.hpp>
 
namespace ossia
{
 
template <typename T>
struct speed_ratio;
 
using meter_per_second_u = speed_ratio<std::ratio<1>>;
using miles_per_hour_u = speed_ratio<std::ratio<254 * 12 * 5280, 3600 * 10000>>;
using kilometer_per_hour_u = speed_ratio<std::ratio<1000, 3600>>;
using knot_u = speed_ratio<std::ratio<1852, 3600>>;
using foot_per_hour_u = speed_ratio<std::ratio<254 * 12, 3600 * 10000>>;
using foot_per_second_u = speed_ratio<std::ratio<254 * 12, 10000>>;
struct speed_u;
template <typename Impl>
struct speed_unit
{
  using is_unit = std::true_type;
  using neutral_unit = meter_per_second_u;
  using value_type = float;
  using concrete_type = Impl;
  using dataspace_type = speed_u;
  using is_multidimensional = std::false_type;
};
 
template <typename T>
struct speed_ratio : public linear_unit<speed_unit<speed_ratio<T>>, T>
{
  using linear_unit<speed_unit<speed_ratio<T>>, T>::linear_unit;
 
  static ossia::domain domain() { return {}; }
 
  static constexpr auto bounding() { return ossia::bounding_mode::FREE; }
};
 
template <>
struct unit_traits<meter_per_second_u>
{
  static constexpr auto text() { constexpr_return(ossia::make_string_array("m/s")); }
};
 
template <>
struct unit_traits<miles_per_hour_u>
{
  static constexpr auto text()
  {
    constexpr_return(ossia::make_string_array("mph", "mi/h"));
  }
};
 
template <>
struct unit_traits<kilometer_per_hour_u>
{
  static constexpr auto text()
  {
    constexpr_return(ossia::make_string_array("km/h", "kmph"));
  }
};
 
template <>
struct unit_traits<knot_u>
{
  static constexpr auto text() { constexpr_return(ossia::make_string_array("kn")); }
};
 
template <>
struct unit_traits<foot_per_hour_u>
{
  static constexpr auto text() { constexpr_return(ossia::make_string_array("ft/h")); }
};
 
template <>
struct unit_traits<foot_per_second_u>
{
  static constexpr auto text() { constexpr_return(ossia::make_string_array("ft/s")); }
};
}