Class: Jpmobile::Position

Inherits:
Object
  • Object
show all
Includes:
GeoKit::Mappable
Defined in:
lib/jpmobile/position.rb

Overview

位置情報

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initializePosition

Returns a new instance of Position.



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# File 'lib/jpmobile/position.rb', line 36

def initialize
  @lat = nil
  @lon = nil
  @options = {}
end

Instance Attribute Details

#latObject

緯度



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# File 'lib/jpmobile/position.rb', line 63

def lat
  @lat
end

#lonObject

経度



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# File 'lib/jpmobile/position.rb', line 66

def lon
  @lon
end

#optionsObject

その他の情報



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# File 'lib/jpmobile/position.rb', line 84

def options
  @options
end

Class Method Details

.acts_as_mappableObject



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# File 'lib/jpmobile/position.rb', line 17

def self.acts_as_mappable
end

.distance_column_nameObject



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# File 'lib/jpmobile/position.rb', line 20

def self.distance_column_name
end

.dms2deg(d, m, s) ⇒ Object

度分秒を度に変換する。



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# File 'lib/jpmobile/position.rb', line 32

def self.dms2deg(d, m, s)
  d.to_i + (m.to_i.to_f / 60) + (s.to_f / 3600)
end

.lat_column_nameObject



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# File 'lib/jpmobile/position.rb', line 23

def self.lat_column_name
  :lat
end

.lng_column_nameObject



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# File 'lib/jpmobile/position.rb', line 27

def self.lng_column_name
  :lng
end

Instance Method Details

#==(other) ⇒ Object

緯度と経度が一致している場合に true



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# File 'lib/jpmobile/position.rb', line 79

def ==(other)
  other.lat == self.lat && other.lon == self.lon
end

#llObject

緯度経度をカンマ区切りで返す



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# File 'lib/jpmobile/position.rb', line 58

def ll
  "#{lat},#{lng}"
end

#lngObject

経度



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# File 'lib/jpmobile/position.rb', line 69

def lng
  self.lon
end

#lng=(l) ⇒ Object

経度を設定



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# File 'lib/jpmobile/position.rb', line 74

def lng=(l)
  self.lon = l
end

#to_sObject

文字列で緯度経度を返す。



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# File 'lib/jpmobile/position.rb', line 48

def to_s
  '%s%f%s%f' %
    [
      (@lat > 0) ? 'N' : 'S',
      @lat, (@lon > 0) ? 'E' : 'W',
      @lon
    ]
end

#tokyo2wgs84!Object

日本測地系から世界測地系に変換する。



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# File 'lib/jpmobile/position.rb', line 43

def tokyo2wgs84!
  @lat, @lon = DatumConv.tky2jgd(@lat, @lon)
end