Sha256: bca3da9dc608d7f880171d757d8d02a749bf14f44b04ebb8df67385f2dd6f043
Contents?: true
Size: 916 Bytes
Versions: 7
Compression:
Stored size: 916 Bytes
Contents
module Imb
# @!group Internal
# Represents a symbol in the barcode.
class BarSymbol
# @param [Integer] ascender_bit (0..1)
# @param [Integer] descender_bit (0..1)
# @return [BarSymbol]
def self.make(ascender_bit, descender_bit)
case [ascender_bit, descender_bit]
when [0, 0]
TRACKER
when [0, 1]
DESCENDER
when [1, 0]
ASCENDER
when [1, 1]
FULL
end
end
# @return [Integer] the code for this symbol
attr_reader :code
# @return [String] the letter for this symbol
attr_reader :letter
# @param [Integer] code (0..3)
# @param [String] letter
def initialize(code, letter)
@code = code
@letter = letter
end
private
TRACKER = BarSymbol.new(0, 'T')
DESCENDER = BarSymbol.new(1, 'D')
ASCENDER = BarSymbol.new(2, 'A')
FULL = BarSymbol.new(3, 'F')
end
end
Version data entries
7 entries across 6 versions & 2 rubygems