Sha256: 9f074fdde25a024b931704b45ef5d302092e47cb994c2c8220ba9461c01fc94f
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Size: 857 Bytes
Versions: 13
Compression:
Stored size: 857 Bytes
Contents
module Vedeu
class Translator
def self.translate(html_colour = '')
new(html_colour).translate
end
def initialize(html_colour = '')
@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?
present? && valid_type? && valid_format?
end
def present?
return true unless html_colour.nil? || html_colour.empty?
false
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
13 entries across 13 versions & 1 rubygems