Module: RQRCode

Defined in:

lib/rqrcode/qrcode/qr_code.rb,
lib/rqrcode/version.rb,
lib/rqrcode/qrcode/qr_math.rb,
lib/rqrcode/qrcode/qr_util.rb,
lib/rqrcode/qrcode/qr_rs_block.rb,
lib/rqrcode/qrcode/qr_8bit_byte.rb,
lib/rqrcode/qrcode/qr_bit_buffer.rb,
lib/rqrcode/qrcode/qr_polynomial.rb,
lib/rqrcode/core_ext/array/behavior.rb,
lib/rqrcode/core_ext/integer/bitwise.rb

Overview

Permission is granted for use, copying, modification, distribution, and distribution of modified versions of this work as long as the above copyright notice is included. ++

Defined Under Namespace

Modules: CoreExtensions Classes: QR8bitByte, QRBitBuffer, QRCode, QRCodeArgumentError, QRCodeRunTimeError, QRMath, QRPolynomial, QRRSBlock, QRUtil

Constant Summary

VERSION =

"0.4.2"

QRMODE =

:nodoc:

{
  :mode_number        => 1 << 0,
  :mode_alpha_numk    => 1 << 1,
  :mode_8bit_byte     => 1 << 2,
  :mode_kanji         => 1 << 3
}

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.new { |i,j| (i + j) % 2 == 0 },
      Proc.new { |i,j| i % 2 == 0 },
      Proc.new { |i,j| j % 3 == 0 },
      Proc.new { |i,j| (i + j) % 3 == 0 },
      Proc.new { |i,j| ((i / 2).floor + (j / 3).floor) % 2 == 0 },
      Proc.new { |i,j| (i * j) % 2 + (i * j) % 3 == 0 },
      Proc.new { |i,j| ((i * j) % 2 + (i * j) % 3) % 2 == 0 },
      Proc.new { |i,j| ((i * j) % 3 + (i + j) % 2) % 2 == 0 },
]

QRPOSITIONPATTERNLENGTH =

(7 + 1) * 2 + 1

QRFORMATINFOLENGTH =

15