class Imb::CharacterPosition
For a given barcode position, maps to the “character” index and bit number used to drive either the ascender or descender of that position.
Public Class Methods
new(character_index, bit_number)
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Construct an instance.
@param character_index [Integer] The character's index within an
array of characters.
@param bit_number [Integer] The character's bit number
# File lib/usps_intelligent_barcode/character_position.rb, line 15 def initialize(character_index, bit_number) @character_index = character_index @bit_number = bit_number end
Public Instance Methods
extract_bit_from_characters(characters)
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Given an array of characters, return the bit for this position.
@param characters [Array<Integer>] @return [Integer] bit (0 or 1)
# File lib/usps_intelligent_barcode/character_position.rb, line 24 def extract_bit_from_characters(characters) characters[@character_index][@bit_number] end