Class: Groonga::WGS84GeoPoint — rroonga - ラングバ

Class: Groonga::WGS84GeoPoint

Inherits:
GeoPoint
  • Object
show all
Defined in:
lib/groonga/geo-point.rb

Instance Attribute Summary

Attributes inherited from GeoPoint

#latitude, #longitude

Instance Method Summary collapse

Methods inherited from GeoPoint

#==, #degree?, #initialize, #inspect, #msec?, parse, #to_degree, #to_msec, #to_s

Constructor Details

This class inherits a constructor from Groonga::GeoPoint

Instance Method Details

#to_tokyo ⇒ Object

See Also:



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# File 'lib/groonga/geo-point.rb', line 195

def to_tokyo
  in_degree = to_degree
  tokyo_latitude_in_degree =
    in_degree.latitude * 1.000106961 -
    in_degree.longitude * 0.000017467 -
    0.004602017
  tokyo_longitude_in_degree =
    in_degree.longitude * 1.000083049 +
    in_degree.latitude  * 0.000046047 -
    0.010041046
  TokyoGeoPoint.new(tokyo_latitude_in_degree, tokyo_longitude_in_degree)
end

#to_wgs84 ⇒ Object 



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# File 'lib/groonga/geo-point.rb', line 208

def to_wgs84
  self
end