UnitsFrequencyConvert.h

/*
 * #%L
 * OME-XML C++ library for working with OME-XML metadata structures.
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 * Copyright © 2016 Open Microscopy Environment:
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 *   - National Institutes of Health
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#ifndef OME_XML_MODEL_ENUMS_UNITSFREQUENCYCONVERT_H
#define OME_XML_MODEL_ENUMS_UNITSFREQUENCYCONVERT_H

#include <boost/preprocessor.hpp>

#include <ome/common/units/frequency.h>

#include <ome/xml/model/enums/UnitsFrequency.h>
#include <ome/xml/model/primitives/Quantity.h>

namespace ome
{
  namespace xml
  {
    namespace model
    {
      namespace primitives
      {
        namespace detail
        {

          using namespace ::ome::common::units;
          using ::ome::xml::model::enums::UnitsFrequency;

#define OME_XML_MODEL_ENUMS_UNITSFREQUENCY_PROPERTY_LIST              \
  ((YOTTAHERTZ)(yottahertz_quantity))                                 \
  ((ZETTAHERTZ)(zettahertz_quantity))                                 \
  ((EXAHERTZ)(exahertz_quantity))                                     \
  ((PETAHERTZ)(petahertz_quantity))                                   \
  ((TERAHERTZ)(terahertz_quantity))                                   \
  ((GIGAHERTZ)(gigahertz_quantity))                                   \
  ((MEGAHERTZ)(megahertz_quantity))                                   \
  ((KILOHERTZ)(kilohertz_quantity))                                   \
  ((HECTOHERTZ)(hectohertz_quantity))                                 \
  ((DECAHERTZ)(decahertz_quantity))                                   \
  ((HERTZ)(hertz_quantity))                                           \
  ((DECIHERTZ)(decihertz_quantity))                                   \
  ((CENTIHERTZ)(centihertz_quantity))                                 \
  ((MILLIHERTZ)(millihertz_quantity))                                 \
  ((MICROHERTZ)(microhertz_quantity))                                 \
  ((NANOHERTZ)(nanohertz_quantity))                                   \
  ((PICOHERTZ)(picohertz_quantity))                                   \
  ((FEMTOHERTZ)(femtohertz_quantity))                                 \
  ((ATTOHERTZ)(attohertz_quantity))                                   \
  ((ZEPTOHERTZ)(zeptohertz_quantity))                                 \
  ((YOCTOHERTZ)(yoctohertz_quantity))

          template<int>
          struct FrequencyProperties;

#define OME_XML_MODEL_ENUMS_UNITSFREQUENCY_UNIT_CASE(maR, maProperty, maType) \
  template<>                                                            \
  struct FrequencyProperties<UnitsFrequency::BOOST_PP_SEQ_ELEM(0, maType)> \
  {                                                                     \
    typedef BOOST_PP_SEQ_ELEM(1, maType) quantity_type;                 \
  };

          BOOST_PP_SEQ_FOR_EACH(OME_XML_MODEL_ENUMS_UNITSFREQUENCY_UNIT_CASE, %%, OME_XML_MODEL_ENUMS_UNITSFREQUENCY_PROPERTY_LIST)

#undef OME_XML_MODEL_ENUMS_UNITSFREQUENCY_UNIT_CASE
#undef OME_XML_MODEL_ENUMS_UNITSFREQUENCY_PROPERTY_LIST

          // Convert two units
          template<typename Q, int Src, int Dest>
          Q
          frequency_convert_src_dest(typename Q::value_type v,
                                     typename Q::unit_type  dest)
          {
            typename FrequencyProperties<Dest>::quantity_type d(FrequencyProperties<Src>::quantity_type::from_value(v));
            return Q(quantity_cast<typename Q::value_type>(d), dest);
          }

          // No switch default to avoid -Wunreachable-code errors.
          // However, this then makes -Wswitch-default complain.  Disable
          // temporarily.
#ifdef __GNUC__
#  pragma GCC diagnostic push
#  pragma GCC diagnostic ignored "-Wswitch-default"
#endif

#define OME_XML_MODEL_ENUMS_UNITSFREQUENCY_DEST_UNIT_CASE(maR, maProperty, maType) \
          case UnitsFrequency::maType:                                  \
  {                                                                     \
    maProperty = frequency_convert_src_dest<Q, Src, UnitsFrequency::maType>(value, dest); \
  }                                                                     \
  break;

          template<typename Q, int Src>
          Q
          frequency_convert_dest(typename Q::value_type value,
                                 typename Q::unit_type  dest)
          {
            Q q;

            switch(dest)
              {
                BOOST_PP_SEQ_FOR_EACH(OME_XML_MODEL_ENUMS_UNITSFREQUENCY_DEST_UNIT_CASE, q, OME_XML_MODEL_ENUMS_UNITSFREQUENCY_VALUES);
              }

            return q;
          }

#undef OME_XML_MODEL_ENUMS_UNITSFREQUENCY_DEST_UNIT_CASE

#ifdef __GNUC__
#  pragma GCC diagnostic pop
#endif

        }

        // No switch default to avoid -Wunreachable-code errors.
        // However, this then makes -Wswitch-default complain.  Disable
        // temporarily.
#ifdef __GNUC__
#  pragma GCC diagnostic push
#  pragma GCC diagnostic ignored "-Wswitch-default"
#endif

#define OME_XML_MODEL_ENUMS_UNITSFREQUENCY_SRC_UNIT_CASE(maR, maProperty, maType) \
        case ome::xml::model::enums::UnitsFrequency::maType:            \
          maProperty = detail::frequency_convert_dest<Quantity<ome::xml::model::enums::UnitsFrequency>, ome::xml::model::enums::UnitsFrequency::maType>(quantity.getValue(), unit); \
          break;

        template<typename Value>
        struct QuantityConverter<ome::xml::model::enums::UnitsFrequency, Value>
        {
          inline
          Quantity<ome::xml::model::enums::UnitsFrequency, Value>
          operator() (const Quantity<ome::xml::model::enums::UnitsFrequency, Value>&              quantity,
                      typename Quantity<ome::xml::model::enums::UnitsFrequency, Value>::unit_type unit) const
          {
            Quantity<ome::xml::model::enums::UnitsFrequency, Value> q;

            switch(quantity.getUnit())
              {
                BOOST_PP_SEQ_FOR_EACH(OME_XML_MODEL_ENUMS_UNITSFREQUENCY_SRC_UNIT_CASE, q, OME_XML_MODEL_ENUMS_UNITSFREQUENCY_VALUES);
              }

            return q;
          }
        };

#undef OME_XML_MODEL_ENUMS_UNITSFREQUENCY_SRC_UNIT_CASE

#ifdef __GNUC__
#  pragma GCC diagnostic pop
#endif

      }
    }
  }
}

#endif // OME_XML_MODEL_ENUMS_UNITSFREQUENCYCONVERT_H

/*
 * Local Variables:
 * mode:C++
 * End:
 */