Sha256: 023ba6c8b914d0a8b46f0ba93e006e56d8caa2f4f4df81af6e3e000b1a7101d9
Contents?: true
Size: 921 Bytes
Versions: 10
Compression:
Stored size: 921 Bytes
Contents
module Barometer
#
# A simple Sun class
#
# Used to store sunrise and sunset information
#
class Sun
def initialize(rise=nil, set=nil)
raise ArgumentError unless (rise.is_a?(Time) || rise.nil?)
raise ArgumentError unless (set.is_a?(Time) || set.nil?)
@rise_utc = rise
@set_utc = set
end
def rise; @rise_utc; end
def set; @set_utc; end
# useful for incrementing the sunrise and sunset times by exactly
# N days ... used when using the same sun data for other days
def self.add_days!(sun, n=1)
raise ArgumentError unless sun.is_a?(Barometer::Sun)
raise ArgumentError unless n.is_a?(Fixnum)
seconds_to_add = 60*60*24*n
rise_utc = sun.rise + seconds_to_add
set_utc = sun.set + seconds_to_add
self.new(rise_utc, set_utc)
end
def nil?
(@rise_utc || @set_utc) ? false : true
end
end
end
Version data entries
10 entries across 10 versions & 2 rubygems