Module: RQRCodeCore

Defined in:: lib/rqrcode_core.rb,
lib/rqrcode_core/version.rb,
lib/rqrcode_core/qrcode/qr_code.rb,
lib/rqrcode_core/qrcode/qr_math.rb,
lib/rqrcode_core/qrcode/qr_util.rb,
lib/rqrcode_core/qrcode/qr_multi.rb,
lib/rqrcode_core/qrcode/qr_numeric.rb,
lib/rqrcode_core/qrcode/qr_segment.rb,
lib/rqrcode_core/qrcode/qr_rs_block.rb,
lib/rqrcode_core/qrcode/qr_8bit_byte.rb,
lib/rqrcode_core/qrcode/qr_bit_buffer.rb,
lib/rqrcode_core/qrcode/qr_polynomial.rb,
lib/rqrcode_core/qrcode/qr_alphanumeric.rb

Defined Under Namespace

Classes: QR8bitByte, QRAlphanumeric, QRBitBuffer, QRCode, QRCodeArgumentError, QRCodeRunTimeError, QRMath, QRMulti, QRNumeric, QRPolynomial, QRRSBlock, QRSegment, QRUtil

Constant Summary collapse

VERSION =

"1.2.0"

QRMODE =

{
  mode_number: 1 << 0,
  mode_alpha_numk: 1 << 1,
  mode_8bit_byte: 1 << 2
}.freeze

QRMODE_NAME =

{
  number: :mode_number,
  alphanumeric: :mode_alpha_numk,
  byte_8bit: :mode_8bit_byte,
  multi: :mode_multi
}.freeze

QRERRORCORRECTLEVEL =

{
  l: 1,
  m: 0,
  q: 3,
  h: 2
}.freeze

QRMASKPATTERN =

{
  pattern000: 0,
  pattern001: 1,
  pattern010: 2,
  pattern011: 3,
  pattern100: 4,
  pattern101: 5,
  pattern110: 6,
  pattern111: 7
}.freeze

QRMASKCOMPUTATIONS =

[
  proc { |i, j| (i + j) % 2 == 0 },
  proc { |i, j| i % 2 == 0 },
  proc { |i, j| j % 3 == 0 },
  proc { |i, j| (i + j) % 3 == 0 },
  proc { |i, j| ((i / 2).floor + (j / 3).floor) % 2 == 0 },
  proc { |i, j| (i * j) % 2 + (i * j) % 3 == 0 },
  proc { |i, j| ((i * j) % 2 + (i * j) % 3) % 2 == 0 },
  proc { |i, j| ((i * j) % 3 + (i + j) % 2) % 2 == 0 }
].freeze

QRPOSITIONPATTERNLENGTH =

(7 + 1) * 2 + 1

QRFORMATINFOLENGTH =

QRMAXBITS = web.archive.org/web/20110710094955/http://www.denso-wave.com/qrcode/vertable1-e.html web.archive.org/web/20110710094955/http://www.denso-wave.com/qrcode/vertable2-e.html web.archive.org/web/20110710094955/http://www.denso-wave.com/qrcode/vertable3-e.html web.archive.org/web/20110710094955/http://www.denso-wave.com/qrcode/vertable4-e.html

{
  l: [152, 272, 440, 640, 864, 1088, 1248, 1552, 1856, 2192, 2592, 2960, 3424, 3688, 4184,
    4712, 5176, 5768, 6360, 6888, 7456, 8048, 8752, 9392, 10_208, 10_960, 11_744, 12_248,
    13_048, 13_880, 14_744, 15_640, 16_568, 17_528, 18_448, 19_472, 20_528, 21_616, 22_496, 23_648],
  m: [128, 224, 352, 512, 688, 864, 992, 1232, 1456, 1728, 2032, 2320, 2672, 2920, 3320, 3624,
    4056, 4504, 5016, 5352, 5712, 6256, 6880, 7312, 8000, 8496, 9024, 9544, 10_136, 10_984,
    11_640, 12_328, 13_048, 13_800, 14_496, 15_312, 15_936, 16_816, 17_728, 18_672],
  q: [104, 176, 272, 384, 496, 608, 704, 880, 1056, 1232, 1440, 1648, 1952, 2088, 2360, 2600, 2936,
    3176, 3560, 3880, 4096, 4544, 4912, 5312, 5744, 6032, 6464, 6968, 7288, 7880, 8264, 8920, 9368,
    9848, 10288, 10832, 11408, 12016, 12656, 13328],
  h: [72, 128, 208, 288, 368, 480, 528, 688, 800, 976, 1120, 1264, 1440, 1576, 1784,
    2024, 2264, 2504, 2728, 3080, 3248, 3536, 3712, 4112, 4304, 4768, 5024, 5288, 5608, 5960,
    6344, 6760, 7208, 7688, 7888, 8432, 8768, 9136, 9776, 10_208]
}.freeze

NUMERIC =

%w[0 1 2 3 4 5 6 7 8 9].freeze

ALPHANUMERIC =

[
  "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F", "G", "H", "I",
  "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", " ", "$",
  "%", "*", "+", "-", ".", "/", ":"
].freeze