类 Resolv::LOC::Coord

一个 Resolv::LOC::Coord

常量

Regex

属性

coordinates[R]

原始坐标

orientation[R]

半球方向,为 ‘lat’ 或 ‘lon’

公共类方法

create(arg) 点击切换源代码

arg 创建一个新的 LOC::Coordarg 可以是

LOC::Coord

返回 arg

String

arg 必须匹配 LOC::Coord::Regex 常量

# File lib/resolv.rb, line 3226
def self.create(arg)
  case arg
  when Coord
    return arg
  when String
    coordinates = ''
    if Regex =~ arg && $1.to_f < 180
      m = $~
      hemi = (m[4][/[NE]/]) || (m[4][/[SW]/]) ? 1 : -1
      coordinates = [ ((m[1].to_i*(36e5)) + (m[2].to_i*(6e4)) +
                       (m[3].to_f*(1e3))) * hemi+(2**31) ].pack("N")
      orientation = m[4][/[NS]/] ? 'lat' : 'lon'
    else
      raise ArgumentError.new("not a properly formed Coord string: " + arg)
    end
    return Coord.new(coordinates,orientation)
  else
    raise ArgumentError.new("cannot interpret as Coord: #{arg.inspect}")
  end
end
new(coordinates,orientation) 点击切换源代码
# File lib/resolv.rb, line 3247
def initialize(coordinates,orientation)
  unless coordinates.kind_of?(String)
    raise ArgumentError.new("Coord must be a 32bit unsigned integer in hex format: #{coordinates.inspect}")
  end
  unless orientation.kind_of?(String) && orientation[/^lon$|^lat$/]
    raise ArgumentError.new('Coord expects orientation to be a String argument of "lat" or "lon"')
  end
  @coordinates = coordinates
  @orientation = orientation
end