Sha256: 18727744f4b7f84742d04f6604ec6a4701b0f2af903c054a33ba31c67a4ff3c3
Contents?: true
Size: 777 Bytes
Versions: 20
Compression:
Stored size: 777 Bytes
Contents
module Vedeu
class Translator
class << self
def translate(html_colour = nil)
new(html_colour).translate
end
end
def initialize(html_colour = nil)
@html_colour = html_colour
end
def translate
return unless valid?
[16, red, green, blue].inject(:+)
end
private
attr_reader :html_colour
def red
(html_colour[1..2].to_i(16) / 51) * 36
end
def green
(html_colour[3..4].to_i(16) / 51) * 6
end
def blue
(html_colour[5..6].to_i(16) / 51) * 1
end
def valid?
html_colour && valid_type? && valid_format?
end
def valid_type?
html_colour.is_a?(String)
end
def valid_format?
html_colour =~ /^#([A-Fa-f0-9]{6})$/
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems