Contents

class Array    
  def to_lat_lng
    raise "Array must contain at least two elements to be converted to latitude and longitude" if !(size >= 2)
    [to_lat, to_lng]
  end 

  def to_lng_lat
    to_lat_lng.reverse
  end 

  # Assumes by default that the order is lat, lng
  # If GeoPoint is defined, can reverse this order depending on #coord_mode class variable
  def to_lat
    raise "Array must contain at least one element to return the latitude" if empty?
    if defined?(GeoPoint) && GeoPoint.respond_to?(:coord_mode) && GeoPoint.coord_mode == :lng_lat
      self[1].to_lat
    else
      first.to_lat
    end
  end

  # see(#to_lat)
  def to_lng
    raise "Array must contain at least two elements to return the longitude" if !self[1]
    if defined?(GeoPoint) && GeoPoint.respond_to?(:coord_mode) &&  GeoPoint.coord_mode == :lng_lat
      first.to_lng
    else
      self[1].to_lng
    end
  end
  
  def trim
    join.trim
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
geo_calc-0.7.5	lib/geo_calc/extensions/array.rb