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_numeric.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, QRNumeric, QRPolynomial, QRRSBlock, QRUtil

Constant Summary

VERSION =

"1.0.0"

QRMODE =

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

QRMODE_NAME =

{
  number: :mode_number,
  alphanumeric: :mode_alpha_numk,
  byte_8bit: :mode_8bit_byte
}

QRERRORCORRECTLEVEL =

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

QRMASKPATTERN =

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

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 }
]

QRPOSITIONPATTERNLENGTH =

(7 + 1) * 2 + 1

QRFORMATINFOLENGTH =

15

QRMAXDIGITS =

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 Each array contains levels max chars from level 1 to level 40

{
  l: {
    mode_number: [
      41, 77, 127, 187, 255, 322, 370, 461, 552, 652, 772,
      883, 1022, 1101, 1250, 1408, 1548, 1725, 1903, 2061,
      2232, 2409, 2620, 2812, 3057, 3283, 3514, 3669, 3909, 4158,
      4417, 4686, 4965, 5253, 5529, 5836, 6153, 6479, 6743, 7089
    ],
    mode_alpha_numk: [
      25, 47, 77, 114, 154, 195, 224, 279, 335, 395,
      468, 535, 619, 667, 758, 854, 938, 1046, 1153, 1249,
      1352, 1460, 1588, 1704, 1853, 1990, 2132, 2223, 2369, 2520,
      2677, 2840, 3009, 3183, 3351, 3537, 3729, 3927, 4087, 4296
    ],
    mode_8bit_byte: [
      17, 32, 53, 78, 106, 134, 154, 192, 230, 271,
      321, 367, 425, 458, 520, 586, 644, 718, 792, 858,
      929, 1003, 1091, 1171, 1273, 1367, 1465, 1528, 1628, 1732,
      1840, 1952, 2068, 2188, 2303, 2431, 2563, 2699, 2809, 2953
    ]
  },
  m: {
    mode_number: [
      34, 63, 101, 149, 202, 255, 293, 365, 432, 513,
      604, 691, 796, 871, 991, 1082, 1212, 1346, 1500, 1600,
      1708, 1872, 2059, 2188, 2395, 2544, 2701, 2857, 3035, 3289,
      3486, 3693, 3909, 4134, 4343, 4588, 4775, 5039, 5313, 5596
    ],
    mode_alpha_numk: [
      20, 38, 61, 90, 122, 154, 178, 221, 262, 311,
      366, 419, 483, 528, 600, 656, 734, 816, 909, 970,
      1035, 1134, 1248, 1326, 1451, 1542, 1637, 1732, 1839, 1994,
      2113, 2238, 2369, 2506, 2632, 2780, 2894, 3054, 3220, 3391
    ],
    mode_8bit_byte: [
      14, 26, 42, 62, 84, 106, 122, 152, 180, 213,
      251, 287, 331, 362, 412, 450, 504, 560, 624, 666,
      711, 779, 857, 911, 997, 1059, 1125, 1190, 1264, 1370,
      1452, 1538, 1628, 1722, 1809, 1911, 1989, 2099, 2213, 2331
    ]
  },
  q: {
    mode_number: [
      27, 48, 77, 111, 144, 178, 207, 259, 312, 364,
      427, 489, 580, 621, 703, 775, 876, 948, 1063, 1159,
      1224, 1358, 1468, 1588, 1718, 1804, 1933, 2085, 2181, 2358,
      2473, 2670, 2805, 2949, 3081, 3244, 3417, 3599, 3791, 3993
    ],
    mode_alpha_numk: [
      16, 29, 47, 67, 87, 108, 125, 157, 189, 221,
      259, 296, 352, 376, 426, 470, 531, 574, 644, 702,
      742, 823, 890, 963, 1041, 1094, 1172, 1263, 1322, 1429,
      1499, 1618, 1700, 1787, 1867, 1966, 2071, 2181, 2298, 2420
    ],
    mode_8bit_byte: [
      11, 20, 32, 46, 60, 74, 86, 108, 130, 151,
      177, 203, 241, 258, 292, 22, 364, 394, 442, 482,
      509, 565, 611, 661, 715, 751, 805, 868, 908, 982,
      1030, 1112, 1168, 1228, 1283, 1351, 1423, 1499, 1579, 1663
    ]
  },
  h: {
    mode_number: [
      17, 34, 58, 82, 106, 139, 154, 202, 235, 288, 331, 374, 427, 468, 530, 602, 674,
      331, 374, 427, 468, 530, 602, 674, 746, 813, 919,
      969, 1056, 1108, 1228, 1286, 1425, 1501, 1581, 1677, 1782,
      1897, 2022, 2157, 2301, 2361, 2524, 2625, 2735, 2927, 3057

    ],
    mode_alpha_numk: [
      10, 20, 35, 50, 64, 84, 93, 122, 143, 174, 200,
      200, 227, 259, 283, 321, 365, 408, 452, 493, 557,
      587, 640, 672, 744, 779, 864, 910, 958, 1016, 1080,
      1150, 1226, 1307, 1394, 1431, 1530, 1591, 1658, 1774, 1852
    ],
    mode_8bit_byte: [
      7, 14, 24, 34, 44, 58, 64, 84, 98, 119,
      137, 155, 177, 194, 220, 250, 280, 310, 338, 382,
      403, 439, 461, 511, 535, 593, 625, 658, 698, 742,
      790, 842, 898, 958, 983, 1051, 1093, 1139, 1219, 1273
    ]
  }
}

NUMERIC =

["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", " ", "$", "%", "*", "+", "-", ".", "/", ":"]