Class: When::CalendarTypes::Bahai

Inherits:
TableBased show all
Defined in:
lib/when_exe/region/bahai.rb

Overview

Bahá‘í Calendar

Constant Summary

Constants included from When::Coordinates

When::Coordinates::Bahai, When::Coordinates::CommonResidue, When::Coordinates::DefaultDateIndices, When::Coordinates::DefaultDayIndex, When::Coordinates::DefaultTimeIndices, When::Coordinates::IndianCities, When::Coordinates::Javanese, When::Coordinates::MATCH, When::Coordinates::Mayan, When::Coordinates::PERIOD, When::Coordinates::PERIOD_NAME, When::Coordinates::PRECISION, When::Coordinates::PRECISION_NAME, When::Coordinates::Tibetan, When::Coordinates::VALUE, When::Coordinates::Yi

Constants included from Parts::Resource

Parts::Resource::LabelProperty

Instance Attribute Summary

Attributes inherited from TM::Calendar

#reference_frame, #time_basis

Attributes inherited from TM::ReferenceSystem

#domain_of_validity, #position

Attributes inherited from BasicTypes::Object

#label

Attributes included from Parts::Resource

#_pool, #child, #keys, #locale, #namespace

Instance Method Summary collapse

Methods inherited from TableBased

#_coordinates_to_number, #_length, #_number_to_coordinates

Methods inherited from TM::Calendar

#_new_month_, _setup_, #_to_month_number_, #date_trans, #jul_trans, #rate_of_clock, #time_standard, #to_cal_date, #to_julian_date, #to_universal_time

Methods included from TimeStandard::TimeBasis

#_normalize_time_basis

Methods included from When::Coordinates

to_deg, to_dms

Methods inherited from TM::ReferenceSystem

#domain, #name

Methods included from Parts::Resource

#[], #^, _decode, _encode, _extract_prefix, _instance, _parse, _path_with_prefix, _replace_tags, _setup_, #each, #enum_for, #hierarchy, #include?, #included?, #iri, #leaf?, #m17n, #map, #next, #parent, #prev, #registered?

Methods included from Parts::Resource::Pool

#[], #[]=, #_pool, #_setup_, #pool_keys

Methods included from Parts::Resource::Synchronize

#synchronize

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class When::Parts::Resource

Instance Method Details

#ephemeris_equinox(date) ⇒ Numeric

年初の通日 - 太陽の天文学的な位置による春分に基づく

Parameters:

Returns:



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# File 'lib/when_exe/region/bahai.rb', line 100

def ephemeris_equinox(date)
  equinox_time = @engine.cn_to_time(+date[0])
  equinox_date = (equinox_time + 0.5 + @engine.long/360.0).floor
  sunset_time = @engine.sunset(equinox_date)
  (sunset_time <= equinox_time) ? equinox_date+1 : equinox_date
end

#gregorian_equinox(date) ⇒ Numeric

年初の通日 - グレゴリオ暦の３月21日を春分とする

Parameters:

Returns:



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# File 'lib/when_exe/region/bahai.rb', line 90

def gregorian_equinox(date)
  @engine._coordinates_to_number(+date[0], 2, 20)
end