class Resolv::LOC::Coord
Constants
Attributes
The raw coordinates
The orientation of the hemisphere as βlatβ or βlonβ
Public Class Methods
Source
# File lib/resolv.rb, line 3348 def self.create(arg) case arg when Coord return arg when String unless m = Regex.match(arg) raise ArgumentError.new("not a properly formed Coord string: " + arg) end arc = (m[1].to_i * 3_600_000) + (m[2].to_i * 60_000) + (m[3].to_f * 1_000).to_i dir = m[4] lat = dir[/[NS]/] unless arc <= (lat ? 324_000_000 : 648_000_000) # (lat ? 90 : 180) * 3_600_000 raise ArgumentError.new("out of range as Coord: #{arg}") end hemi = dir[/[NE]/] ? 1 : -1 return new([arc * hemi + Bias].pack("N"), lat ? "lat" : "lon") else raise ArgumentError.new("cannot interpret as Coord: #{arg.inspect}") end end
Creates a new LOC::Coord from arg which may be:
LOC::Coord-
returns
arg. String-
argmust match theLOC::Coord::Regexconstant
Source
# File lib/resolv.rb, line 3372 def initialize(coordinates,orientation) unless coordinates.kind_of?(String) and coordinates.bytesize == 4 raise ArgumentError.new("Coord must be a 32bit unsigned integer in hex format: #{coordinates.inspect}") end unless orientation == "lon" || orientation == "lat" raise ArgumentError.new('Coord expects orientation to be a String argument of "lat" or "lon"') end @coordinates = coordinates @orientation = orientation end
Internal use; use self.create.