UnitsTimeConvert.h

/*
 * #%L
 * OME-XML C++ library for working with OME-XML metadata structures.
 * %%
 * Copyright © 2016 Open Microscopy Environment:
 *   - Massachusetts Institute of Technology
 *   - National Institutes of Health
 *   - University of Dundee
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 *   - Glencoe Software, Inc.
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 *    this list of conditions and the following disclaimer.
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 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#ifndef OME_XML_MODEL_ENUMS_UNITSTIMECONVERT_H
#define OME_XML_MODEL_ENUMS_UNITSTIMECONVERT_H

#include <boost/preprocessor.hpp>

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

#include <ome/xml/model/enums/UnitsTime.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::UnitsTime;

#define OME_XML_MODEL_ENUMS_UNITSTIME_PROPERTY_LIST                     \
  ((YOTTASECOND)(yottasecond_quantity))                                 \
  ((ZETTASECOND)(zettasecond_quantity))                                 \
  ((EXASECOND)(exasecond_quantity))                                     \
  ((PETASECOND)(petasecond_quantity))                                   \
  ((TERASECOND)(terasecond_quantity))                                   \
  ((GIGASECOND)(gigasecond_quantity))                                   \
  ((MEGASECOND)(megasecond_quantity))                                   \
  ((KILOSECOND)(kilosecond_quantity))                                   \
  ((HECTOSECOND)(hectosecond_quantity))                                 \
  ((DECASECOND)(decasecond_quantity))                                   \
  ((SECOND)(second_quantity))                                           \
  ((DECISECOND)(decisecond_quantity))                                   \
  ((CENTISECOND)(centisecond_quantity))                                 \
  ((MILLISECOND)(millisecond_quantity))                                 \
  ((MICROSECOND)(microsecond_quantity))                                 \
  ((NANOSECOND)(nanosecond_quantity))                                   \
  ((PICOSECOND)(picosecond_quantity))                                   \
  ((FEMTOSECOND)(femtosecond_quantity))                                 \
  ((ATTOSECOND)(attosecond_quantity))                                   \
  ((ZEPTOSECOND)(zeptosecond_quantity))                                 \
  ((YOCTOSECOND)(yoctosecond_quantity))                                 \
  ((MINUTE)(minute_quantity))                                           \
  ((HOUR)(hour_quantity))                                               \
  ((DAY)(day_quantity))

          template<int>
          struct TimeProperties;

#define OME_XML_MODEL_ENUMS_UNITSTIME_UNIT_CASE(maR, maProperty, maType) \
  template<>                                                            \
  struct TimeProperties<UnitsTime::BOOST_PP_SEQ_ELEM(0, maType)>        \
  {                                                                     \
    typedef BOOST_PP_SEQ_ELEM(1, maType) quantity_type;                 \
  };

          BOOST_PP_SEQ_FOR_EACH(OME_XML_MODEL_ENUMS_UNITSTIME_UNIT_CASE, %%, OME_XML_MODEL_ENUMS_UNITSTIME_PROPERTY_LIST)

#undef OME_XML_MODEL_ENUMS_UNITSTIME_UNIT_CASE
#undef OME_XML_MODEL_ENUMS_UNITSTIME_PROPERTY_LIST

          // Convert two units
          template<typename Q, int Src, int Dest>
          Q
          time_convert_src_dest(typename Q::value_type v,
                                typename Q::unit_type  dest)
          {
            typename TimeProperties<Dest>::quantity_type d(TimeProperties<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_UNITSTIME_DEST_UNIT_CASE(maR, maProperty, maType) \
  case UnitsTime::maType:                                               \
  {                                                                     \
    maProperty = time_convert_src_dest<Q, Src, UnitsTime::maType>(value, dest); \
  }                                                                     \
  break;

          template<typename Q, int Src>
          Q
          time_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_UNITSTIME_DEST_UNIT_CASE, q, OME_XML_MODEL_ENUMS_UNITSTIME_VALUES);
              }

            return q;
          }

#undef OME_XML_MODEL_ENUMS_UNITSTIME_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_UNITSTIME_SRC_UNIT_CASE(maR, maProperty, maType) \
        case ome::xml::model::enums::UnitsTime::maType:                                     \
          maProperty = detail::time_convert_dest<Quantity<ome::xml::model::enums::UnitsTime>, ome::xml::model::enums::UnitsTime::maType>(quantity.getValue(), unit); \
          break;

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

            switch(quantity.getUnit())
              {
                BOOST_PP_SEQ_FOR_EACH(OME_XML_MODEL_ENUMS_UNITSTIME_SRC_UNIT_CASE, q, OME_XML_MODEL_ENUMS_UNITSTIME_VALUES);
              }

            return q;
          }
        };

#undef OME_XML_MODEL_ENUMS_UNITSTIME_SRC_UNIT_CASE

#ifdef __GNUC__
#  pragma GCC diagnostic pop
#endif

      }
    }
  }
}

#endif // OME_XML_MODEL_ENUMS_UNITSTIMECONVERT_H

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