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jquery-barcode.js
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jquery-barcode.js
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/*!
* BarCode Coder Library (BCC Library)
* BCCL Version 2.0
*
* Porting : jQuery barcode plugin
* Version : 2.2
*
* Date : 2019-02-21
* Author : DEMONTE Jean-Baptiste <jbdemonte@gmail.com>
* HOUREZ Jonathan
*
* Web site: http://barcode-coder.com/
* dual licence : http://www.cecill.info/licences/Licence_CeCILL_V2-fr.html
* http://www.gnu.org/licenses/gpl.html
*/
(function ($) {
var defaultSettings = {
barWidth: 1,
barHeight: 50,
moduleSize: 5,
showHRI: true,
addQuietZone: true,
marginHRI: 5,
bgColor: "#FFFFFF",
color: "#000000",
fontSize: 10,
output: "css",
posX: 0,
posY: 0
};
// * * * * * * * * * * * * * * * * * * * * * *
// std25 int25
// * * * * * * * * * * * * * * * * * * * * * *
var encodingI25 = ["NNWWN", "WNNNW", "NWNNW", "WWNNN", "NNWNW", "WNWNN", "NWWNN", "NNNWW", "WNNWN", "NWNWN"];
function computeI25(code, crc, type) {
var i, v,
odd = true,
sum = 0;
if (!crc) {
if (code.length % 2 !== 0) {
code = "0" + code;
}
} else {
if (type === "int25" && code.length % 2 === 0) {
code = "0" + code;
}
for (i = code.length - 1; i > -1; i--) {
v = intval(code.charAt(i));
if (isNaN(v)) {
return "";
}
sum += odd ? 3 * v : v;
odd = !odd;
}
code += ((10 - sum % 10) % 10).toString();
}
return code;
}
function getDigitI25(code, crc, type) {
var i, j, c1, c2, c, result = "";
code = computeI25(code, crc, type);
if (type === "int25") {
// Interleaved 2 of 5
// start
result += "1010";
// digits + CRC
for (i = 0; i < code.length / 2; i++) {
c1 = code.charAt(2 * i);
c2 = code.charAt(2 * i + 1);
for (j = 0; j < 5; j++) {
result += "1";
if (encodingI25[c1].charAt(j) === 'W') {
result += "1";
}
result += "0";
if (encodingI25[c2].charAt(j) === 'W') {
result += "0";
}
}
}
// stop
result += "1101";
} else if (type === "std25") {
// Standard 2 of 5 is a numeric-only barcode that has been in use a long time.
// Unlike Interleaved 2 of 5, all of the information is encoded in the bars; the spaces are fixed width and are used only to separate the bars.
// The code is self-checking and does not include a checksum.
// start
result += "11011010";
// digits + CRC
for (i = 0; i < code.length; i++) {
c = code.charAt(i);
for (j = 0; j < 5; j++) {
result += "1";
if (encodingI25[c].charAt(j) === 'W') {
result += "11";
}
result += "0";
}
}
// stop
result += "11010110";
}
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// ean
// * * * * * * * * * * * * * * * * * * * * * *
var encodingEAN = [ ["0001101", "0100111", "1110010"],
["0011001", "0110011", "1100110"],
["0010011", "0011011", "1101100"],
["0111101", "0100001", "1000010"],
["0100011", "0011101", "1011100"],
["0110001", "0111001", "1001110"],
["0101111", "0000101", "1010000"],
["0111011", "0010001", "1000100"],
["0110111", "0001001", "1001000"],
["0001011", "0010111", "1110100"] ],
firstEAN = ["000000", "001011", "001101", "001110", "010011", "011001", "011100", "010101", "010110", "011010"],
encodingEAN_addon2 = ["00", "01", "10", "11"],
encodingEAN_addon5 = ["11000", "10100", "10010", "10001", "01100", "00110", "00011", "01010", "01001", "00101"];
function getDigitEAN(code, type) {
// Check len (12 for ean13, 7 for ean8)
var i, x, y, addon, checksum, result, seq, part_of_addon, a_or_b, partialencoding, odd,
len = type === "ean8" ? 7 : 12,
fullcode = code;
code = code.substring(0, len);
if (!code.match(new RegExp("^[0-9]{" + len + "}$"))) {
return "";
}
// get checksum
code = computeEAN(code, type);
// process analyse
result = "101"; // start
if (type === "ean8") {
// process left part
for (i = 0; i < 4; i++) {
result += encodingEAN[intval(code.charAt(i))][0];
}
// center guard bars
result += "01010";
// process right part
for (i = 4; i < 8; i++) {
result += encodingEAN[intval(code.charAt(i))][2];
}
} else { // ean13
// extract first digit and get sequence
seq = firstEAN[intval(code.charAt(0))];
// process left part
for (i = 1; i < 7; i++) {
result += encodingEAN[intval(code.charAt(i))][intval(seq.charAt(i - 1))];
}
// center guard bars
result += "01010";
// process right part
for (i = 7; i < 13; i++) {
result += encodingEAN[intval(code.charAt(i))][2];
}
} // ean13
result += "101"; // stop
// addon 13+2 / 13+5
if (type === "ean13") {
addon = fullcode.substring(13, fullcode.length);
if (addon.length === 2) {
result += "0000000000";
// checksum addon
checksum = parseInt(addon, 10) % 4;
// binary encoding
for (i = 0; i < 2; i++) {
part_of_addon = intval(addon.charAt(i));
a_or_b = intval(encodingEAN_addon2[intval(checksum)][i]);
partialencoding = encodingEAN[part_of_addon][a_or_b];
result += partialencoding;
}
} else if (addon.length === 5) {
result += "0000000000";
// checksum addon
odd = true;
x = y = 0;
for (i = 0; i < 5; i++) {
if (!odd) {
x += intval(addon.charAt(i));
} else {
y += intval(addon.charAt(i));
}
odd = !odd;
}
checksum = ((9 * x) + (3 * y)) % 10;
// binary encoding
result += "1011"; // special delimiter
for (i = 0; i < 5; i++) {
part_of_addon = intval(addon.charAt(i));
a_or_b = intval(encodingEAN_addon5[intval(checksum)][i]);
partialencoding = encodingEAN[part_of_addon][a_or_b];
result += partialencoding;
// 01 separator
if (i < 4) {
result += "01";
}
}
}
}
return result;
}
function computeEAN(code, type) {
var i,
len = type === "ean13" ? 12 : 7,
addon = code.substring(13, code.length),
sum = 0,
odd = true;
code = code.substring(0, len);
for (i = code.length - 1; i > -1; i--) {
sum += (odd ? 3 : 1) * intval(code.charAt(i));
odd = !odd;
}
return code + ((10 - sum % 10) % 10).toString() + (addon ? " " + addon : "");
}
// * * * * * * * * * * * * * * * * * * * * * *
// upc
// * * * * * * * * * * * * * * * * * * * * * *
function getDigitUPC(code) {
if (code.length < 12) {
code = "0" + code;
}
return getDigitEAN(code, "ean13");
}
function computeUPC(code) {
if (code.length < 12) {
code = "0" + code;
}
return computeEAN(code, "ean13").substr(1);
}
// * * * * * * * * * * * * * * * * * * * * * *
// code 11
// * * * * * * * * * * * * * * * * * * * * * *
var encodingCode11 = [ "101011", "1101011", "1001011", "1100101",
"1011011", "1101101", "1001101", "1010011",
"1101001", "110101", "101101"];
function getDigitCode11(code) {
var c, k, i, index, weightC, weightSumC, weightK, weightSumK,
table = "0123456789-",
intercharacter = "0",
// start
result = "1011001" + intercharacter;
// digits
for (i = 0; i < code.length; i++) {
index = table.indexOf(code.charAt(i));
if (index < 0) {
return "";
}
result += encodingCode11[index] + intercharacter;
}
// checksum
weightC = 0;
weightSumC = 0;
weightK = 1; // start at 1 because the right-most character is "C" checksum
weightSumK = 0;
for (i = code.length - 1; i >= 0; i--) {
weightC = weightC === 10 ? 1 : weightC + 1;
weightK = weightK === 10 ? 1 : weightK + 1;
index = table.indexOf(code.charAt(i));
weightSumC += weightC * index;
weightSumK += weightK * index;
}
c = weightSumC % 11;
weightSumK += c;
k = weightSumK % 11;
result += encodingCode11[c] + intercharacter;
if (code.length >= 10) {
result += encodingCode11[k] + intercharacter;
}
// stop
result += "1011001";
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// code 39
// * * * * * * * * * * * * * * * * * * * * * *
var encodingCode39 = ["101001101101", "110100101011", "101100101011", "110110010101",
"101001101011", "110100110101", "101100110101", "101001011011",
"110100101101", "101100101101", "110101001011", "101101001011",
"110110100101", "101011001011", "110101100101", "101101100101",
"101010011011", "110101001101", "101101001101", "101011001101",
"110101010011", "101101010011", "110110101001", "101011010011",
"110101101001", "101101101001", "101010110011", "110101011001",
"101101011001", "101011011001", "110010101011", "100110101011",
"110011010101", "100101101011", "110010110101", "100110110101",
"100101011011", "110010101101", "100110101101", "100100100101",
"100100101001", "100101001001", "101001001001", "100101101101"];
function getDigitCode39(code) {
var i, index,
result = "",
table = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%*",
intercharacter = "0";
if (code.indexOf("*") >= 0) {
return "";
}
// Add Start and Stop charactere : *
code = ("*" + code + "*").toUpperCase();
for (i = 0; i < code.length; i++) {
index = table.indexOf(code.charAt(i));
if (index < 0) {
return "";
}
if (i > 0) {
result += intercharacter;
}
result += encodingCode39[index];
}
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// code 93
// * * * * * * * * * * * * * * * * * * * * * *
var encodingCode93 = ["100010100", "101001000", "101000100", "101000010",
"100101000", "100100100", "100100010", "101010000",
"100010010", "100001010", "110101000", "110100100",
"110100010", "110010100", "110010010", "110001010",
"101101000", "101100100", "101100010", "100110100",
"100011010", "101011000", "101001100", "101000110",
"100101100", "100010110", "110110100", "110110010",
"110101100", "110100110", "110010110", "110011010",
"101101100", "101100110", "100110110", "100111010",
"100101110", "111010100", "111010010", "111001010",
"101101110", "101110110", "110101110", "100100110",
"111011010", "111010110", "100110010", "101011110"];
function getDigitCode93(code, crc) {
var c, k, i, index, weightC, weightSumC, weightK, weightSumK,
table = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%____*", // _ => ($), (%), (/) et (+)
result = "";
if (code.indexOf('*') >= 0) {
return "";
}
code = code.toUpperCase();
// start : *
result += encodingCode93[47];
// digits
for (i = 0; i < code.length; i++) {
c = code.charAt(i);
index = table.indexOf(c);
if ((c === '_') || (index < 0)) {
return "";
}
result += encodingCode93[index];
}
// checksum
if (crc) {
weightC = 0;
weightSumC = 0;
weightK = 1; // start at 1 because the right-most character is "C" checksum
weightSumK = 0;
for (i = code.length - 1; i >= 0; i--) {
weightC = weightC === 20 ? 1 : weightC + 1;
weightK = weightK === 15 ? 1 : weightK + 1;
index = table.indexOf(code.charAt(i));
weightSumC += weightC * index;
weightSumK += weightK * index;
}
c = weightSumC % 47;
weightSumK += c;
k = weightSumK % 47;
result += encodingCode93[c];
result += encodingCode93[k];
}
// stop : *
result += encodingCode93[47];
// Terminaison bar
result += "1";
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// code 128
// * * * * * * * * * * * * * * * * * * * * * *
var encodingCode128 = ["11011001100", "11001101100", "11001100110", "10010011000",
"10010001100", "10001001100", "10011001000", "10011000100",
"10001100100", "11001001000", "11001000100", "11000100100",
"10110011100", "10011011100", "10011001110", "10111001100",
"10011101100", "10011100110", "11001110010", "11001011100",
"11001001110", "11011100100", "11001110100", "11101101110",
"11101001100", "11100101100", "11100100110", "11101100100",
"11100110100", "11100110010", "11011011000", "11011000110",
"11000110110", "10100011000", "10001011000", "10001000110",
"10110001000", "10001101000", "10001100010", "11010001000",
"11000101000", "11000100010", "10110111000", "10110001110",
"10001101110", "10111011000", "10111000110", "10001110110",
"11101110110", "11010001110", "11000101110", "11011101000",
"11011100010", "11011101110", "11101011000", "11101000110",
"11100010110", "11101101000", "11101100010", "11100011010",
"11101111010", "11001000010", "11110001010", "10100110000",
"10100001100", "10010110000", "10010000110", "10000101100",
"10000100110", "10110010000", "10110000100", "10011010000",
"10011000010", "10000110100", "10000110010", "11000010010",
"11001010000", "11110111010", "11000010100", "10001111010",
"10100111100", "10010111100", "10010011110", "10111100100",
"10011110100", "10011110010", "11110100100", "11110010100",
"11110010010", "11011011110", "11011110110", "11110110110",
"10101111000", "10100011110", "10001011110", "10111101000",
"10111100010", "11110101000", "11110100010", "10111011110",
"10111101110", "11101011110", "11110101110", "11010000100",
"11010010000", "11010011100", "11000111010"];
function getDigitCode128(code) {
var i, c, tableCActivated, result, sum,
tableB = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~",
isum = 0,
j = 0,
value = 0;
// check each characters
for (i = 0; i < code.length; i++) {
if (tableB.indexOf(code.charAt(i)) === -1) {
return "";
}
}
// check firsts characters : start with C table only if enough numeric
tableCActivated = code.length > 1;
for (i = 0; i < 3 && i < code.length; i++) {
c = code.charAt(i);
tableCActivated = tableCActivated && c >= '0' && c <= '9';
}
sum = tableCActivated ? 105 : 104;
// start : [105] : C table or [104] : B table
result = encodingCode128[sum];
i = 0;
while (i < code.length) {
if (!tableCActivated) {
j = 0;
// check next character to activate C table if interresting
while ((i + j < code.length) && (code.charAt(i + j) >= '0') && (code.charAt(i + j) <= '9')) {
j++;
}
// 6 min everywhere or 4 mini at the end
tableCActivated = (j > 5) || ((i + j - 1 === code.length) && (j > 3));
if (tableCActivated) {
result += encodingCode128[99]; // C table
sum += ++isum * 99;
}
// 2 min for table C so need table B
} else if ((i === code.length) || (code.charAt(i) < '0') || (code.charAt(i) > '9') || (code.charAt(i + 1) < '0') || (code.charAt(i + 1) > '9')) {
tableCActivated = false;
result += encodingCode128[100]; // B table
sum += ++isum * 100;
}
if (tableCActivated) {
value = intval(code.charAt(i) + code.charAt(i + 1)); // Add two characters (numeric)
i += 2;
} else {
value = tableB.indexOf(code.charAt(i)); // Add one character
i += 1;
}
result += encodingCode128[value];
sum += ++isum * value;
}
// Add CRC
result += encodingCode128[sum % 103];
// Stop
result += encodingCode128[106];
// Termination bar
result += "11";
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// codabar
// * * * * * * * * * * * * * * * * * * * * * *
var encodingCodabar = ["101010011", "101011001", "101001011", "110010101",
"101101001", "110101001", "100101011", "100101101",
"100110101", "110100101", "101001101", "101100101",
"1101011011", "1101101011", "1101101101", "1011011011",
"1011001001", "1010010011", "1001001011", "1010011001"];
function getDigitCodabar(code) {
var i, index, result,
intercharacter = "0",
table = "0123456789-$:/.+";
// add start : A->D : arbitrary choose A
result = encodingCodabar[16] + intercharacter;
for (i = 0; i < code.length; i++) {
index = table.indexOf(code.charAt(i));
if (index < 0) {
return "";
}
result += encodingCodabar[index] + intercharacter;
}
// add stop : A->D : arbitrary choose A
result += encodingCodabar[16];
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// msi
// * * * * * * * * * * * * * * * * * * * * * *
var encodingMsi = ["100100100100", "100100100110", "100100110100", "100100110110",
"100110100100", "100110100110", "100110110100", "100110110110",
"110100100100", "110100100110"];
function computeMsi(code, crc) {
if (typeof crc === "object") {
if (crc.crc1 === "mod10") {
code = computeMod10Msi(code);
} else if (crc.crc1 === "mod11") {
code = computeMod11Msi(code);
}
if (crc.crc2 === "mod10") {
code = computeMod10Msi(code);
} else if (crc.crc2 === "mod11") {
code = computeMod11Msi(code);
}
} else if (typeof crc === "boolean" && crc) {
code = computeMod10Msi(code);
}
return code;
}
function computeMod10Msi(code) {
var i, s1,
toPart1 = code.length % 2,
n1 = 0,
sum = 0;
for (i = 0; i < code.length; i++) {
if (toPart1) {
n1 = 10 * n1 + intval(code.charAt(i));
} else {
sum += intval(code.charAt(i));
}
toPart1 = !toPart1;
}
s1 = (2 * n1).toString();
for (i = 0; i < s1.length; i++) {
sum += intval(s1.charAt(i));
}
return code + ((10 - sum % 10) % 10).toString();
}
function computeMod11Msi(code) {
var i, sum = 0, weight = 2;
for (i = code.length - 1; i >= 0; i--) {
sum += weight * intval(code.charAt(i));
weight = weight === 7 ? 2 : weight + 1;
}
return code + ((11 - sum % 11) % 11).toString();
}
function getDigitMsi(code) {
var i,
table = "0123456789",
index = 0,
result = "110"; // start
code = computeMsi(code, false);
// digits
for (i = 0; i < code.length; i++) {
index = table.indexOf(code.charAt(i));
if (index < 0) {
return "";
}
result += encodingMsi[index];
}
// stop
result += "1001";
return result;
}
// * * * * * * * * * * * * * * * * * * * * * *
// datamatrix
// * * * * * * * * * * * * * * * * * * * * * *
var getDigitDatamatrix = (function () {
var lengthRows = [ 10, 12, 14, 16, 18, 20, 22, 24, 26, // 24 squares et 6 rectangular
32, 36, 40, 44, 48, 52, 64, 72, 80, 88, 96, 104, 120, 132, 144,
8, 8, 12, 12, 16, 16],
lengthCols = [ 10, 12, 14, 16, 18, 20, 22, 24, 26, // Number of columns for the entire datamatrix
32, 36, 40, 44, 48, 52, 64, 72, 80, 88, 96, 104, 120, 132, 144,
18, 32, 26, 36, 36, 48],
dataCWCount = [ 3, 5, 8, 12, 18, 22, 30, 36, // Number of data codewords for the datamatrix
44, 62, 86, 114, 144, 174, 204, 280, 368, 456, 576, 696, 816, 1050,
1304, 1558, 5, 10, 16, 22, 32, 49],
solomonCWCount = [ 5, 7, 10, 12, 14, 18, 20, 24, 28, // Number of Reed-Solomon codewords for the datamatrix
36, 42, 48, 56, 68, 84, 112, 144, 192, 224, 272, 336, 408, 496, 620,
7, 11, 14, 18, 24, 28],
dataRegionRows = [ 8, 10, 12, 14, 16, 18, 20, 22, // Number of rows per region
24, 14, 16, 18, 20, 22, 24, 14, 16, 18, 20, 22, 24, 18, 20, 22,
6, 6, 10, 10, 14, 14],
dataRegionCols = [ 8, 10, 12, 14, 16, 18, 20, 22, // Number of columns per region
24, 14, 16, 18, 20, 22, 24, 14, 16, 18, 20, 22, 24, 18, 20, 22,
16, 14, 24, 16, 16, 22],
regionRows = [ 1, 1, 1, 1, 1, 1, 1, 1, // Number of regions per row
1, 2, 2, 2, 2, 2, 2, 4, 4, 4, 4, 4, 4, 6, 6, 6,
1, 1, 1, 1, 1, 1],
regionCols = [ 1, 1, 1, 1, 1, 1, 1, 1, // Number of regions per column
1, 2, 2, 2, 2, 2, 2, 4, 4, 4, 4, 4, 4, 6, 6, 6,
1, 2, 1, 2, 2, 2],
interleavedBlocks = [1, 1, 1, 1, 1, 1, 1, 1, // Number of blocks
1, 1, 1, 1, 1, 1, 2, 2, 4, 4, 4, 4, 6, 6, 8, 8,
1, 1, 1, 1, 1, 1],
logTab = [ -255, 255, 1, 240, 2, 225, 241, 53, 3, // Table of log for the Galois field
38, 226, 133, 242, 43, 54, 210, 4, 195, 39, 114, 227, 106, 134, 28,
243, 140, 44, 23, 55, 118, 211, 234, 5, 219, 196, 96, 40, 222, 115,
103, 228, 78, 107, 125, 135, 8, 29, 162, 244, 186, 141, 180, 45, 99,
24, 49, 56, 13, 119, 153, 212, 199, 235, 91, 6, 76, 220, 217, 197,
11, 97, 184, 41, 36, 223, 253, 116, 138, 104, 193, 229, 86, 79, 171,
108, 165, 126, 145, 136, 34, 9, 74, 30, 32, 163, 84, 245, 173, 187,
204, 142, 81, 181, 190, 46, 88, 100, 159, 25, 231, 50, 207, 57, 147,
14, 67, 120, 128, 154, 248, 213, 167, 200, 63, 236, 110, 92, 176, 7,
161, 77, 124, 221, 102, 218, 95, 198, 90, 12, 152, 98, 48, 185, 179,
42, 209, 37, 132, 224, 52, 254, 239, 117, 233, 139, 22, 105, 27, 194,
113, 230, 206, 87, 158, 80, 189, 172, 203, 109, 175, 166, 62, 127,
247, 146, 66, 137, 192, 35, 252, 10, 183, 75, 216, 31, 83, 33, 73,
164, 144, 85, 170, 246, 65, 174, 61, 188, 202, 205, 157, 143, 169, 82,
72, 182, 215, 191, 251, 47, 178, 89, 151, 101, 94, 160, 123, 26, 112,
232, 21, 51, 238, 208, 131, 58, 69, 148, 18, 15, 16, 68, 17, 121, 149,
129, 19, 155, 59, 249, 70, 214, 250, 168, 71, 201, 156, 64, 60, 237,
130, 111, 20, 93, 122, 177, 150],
aLogTab = [ 1, 2, 4, 8, 16, 32, 64, 128, 45, 90, // Table of aLog for the Galois field
180, 69, 138, 57, 114, 228, 229, 231, 227, 235, 251, 219, 155, 27, 54,
108, 216, 157, 23, 46, 92, 184, 93, 186, 89, 178, 73, 146, 9, 18, 36,
72, 144, 13, 26, 52, 104, 208, 141, 55, 110, 220, 149, 7, 14, 28, 56,
112, 224, 237, 247, 195, 171, 123, 246, 193, 175, 115, 230, 225, 239,
243, 203, 187, 91, 182, 65, 130, 41, 82, 164, 101, 202, 185, 95, 190,
81, 162, 105, 210, 137, 63, 126, 252, 213, 135, 35, 70, 140, 53, 106,
212, 133, 39, 78, 156, 21, 42, 84, 168, 125, 250, 217, 159, 19, 38, 76,
152, 29, 58, 116, 232, 253, 215, 131, 43, 86, 172, 117, 234, 249, 223,
147, 11, 22, 44, 88, 176, 77, 154, 25, 50, 100, 200, 189, 87, 174, 113,
226, 233, 255, 211, 139, 59, 118, 236, 245, 199, 163, 107, 214, 129,
47, 94, 188, 85, 170, 121, 242, 201, 191, 83, 166, 97, 194, 169, 127,
254, 209, 143, 51, 102, 204, 181, 71, 142, 49, 98, 196, 165, 103, 206,
177, 79, 158, 17, 34, 68, 136, 61, 122, 244, 197, 167, 99, 198, 161,
111, 222, 145, 15, 30, 60, 120, 240, 205, 183, 67, 134, 33, 66, 132,
37, 74, 148, 5, 10, 20, 40, 80, 160, 109, 218, 153, 31, 62, 124, 248,
221, 151, 3, 6, 12, 24, 48, 96, 192, 173, 119, 238, 241, 207, 179, 75,
150, 1];
function champGaloisMult(a, b) { // MULTIPLICATION IN GALOIS FIELD GF(2^8)
if (!a || !b) {
return 0;
}
return aLogTab[(logTab[a] + logTab[b]) % 255];
}
function champGaloisDoub(a, b) { // THE OPERATION a * 2^b IN GALOIS FIELD GF(2^8)
if (!a) {
return 0;
}
if (!b) {
return a;
}
return aLogTab[(logTab[a] + b) % 255];
}
function champGaloisSum(a, b) { // SUM IN GALOIS FIELD GF(2^8)
return a ^ b;
}
function selectIndex(dataCodeWordsCount, rectangular) { // CHOOSE THE GOOD INDEX FOR TABLES
var n = 0;
if ((dataCodeWordsCount < 1 || dataCodeWordsCount > 1558) && !rectangular) {
return -1;
}
if ((dataCodeWordsCount < 1 || dataCodeWordsCount > 49) && rectangular) {
return -1;
}
if (rectangular) {
n = 24;
}
while (dataCWCount[n] < dataCodeWordsCount) {
n++;
}
return n;
}
function encodeDataCodeWordsASCII(text) {
var i, c,
dataCodeWords = [],
n = 0;
for (i = 0; i < text.length; i++) {
c = text.charCodeAt(i);
if (c > 127) {
dataCodeWords[n] = 235;
c = c - 127;
n++;
} else if ((c >= 48 && c <= 57) && (i + 1 < text.length) && (text.charCodeAt(i + 1) >= 48 && text.charCodeAt(i + 1) <= 57)) {
c = ((c - 48) * 10) + ((text.charCodeAt(i + 1)) - 48);
c += 130;
i++;
} else {
c++;
}
dataCodeWords[n] = c;
n++;
}
return dataCodeWords;
}
function addPadCW(tab, from, to) {
var r, i;
if (from >= to) {
return;
}
tab[from] = 129;
for (i = from + 1; i < to; i++) {
r = ((149 * (i + 1)) % 253) + 1;
tab[i] = (129 + r) % 254;
}
}
function calculSolFactorTable(aSolomonCWCount) { // CALCULATE THE REED SOLOMON FACTORS
var i, j,
g = [];
for (i = 0; i <= aSolomonCWCount; i++) {
g[i] = 1;
}
for (i = 1; i <= aSolomonCWCount; i++) {
for (j = i - 1; j >= 0; j--) {
g[j] = champGaloisDoub(g[j], i);
if (j > 0) {
g[j] = champGaloisSum(g[j], g[j - 1]);
}
}
}
return g;
}
function addReedSolomonCW(nSolomonCW, coeffTab, nDataCW, dataTab, blocks) { // Add the Reed Solomon codewords
var i, j, k,
temp = 0,
errorBlocks = nSolomonCW / blocks,
correctionCW = [];
for (k = 0; k < blocks; k++) {
for (i = 0; i < errorBlocks; i++) {
correctionCW[i] = 0;
}
for (i = k; i < nDataCW; i += blocks) {
temp = champGaloisSum(dataTab[i], correctionCW[errorBlocks - 1]);
for (j = errorBlocks - 1; j >= 0; j--) {
correctionCW[j] = temp ? champGaloisMult(temp, coeffTab[j]) : 0;
if (j > 0) {
correctionCW[j] = champGaloisSum(correctionCW[j - 1], correctionCW[j]);
}
}
}
// Renversement des blocs calcules
j = nDataCW + k;
for (i = errorBlocks - 1; i >= 0; i--) {
dataTab[j] = correctionCW[i];
j += blocks;
}
}
return dataTab;
}
function getBits(entier) { // Transform integer to tab of bits
var i,
bits = [];
for (i = 0; i < 8; i++) {
bits[i] = entier & (128 >> i) ? 1 : 0;
}
return bits;
}
function next(etape, totalRows, totalCols, codeWordsBits, datamatrix, assigned) { // Place codewords into the matrix
var chr = 0, // Place of the 8st bit from the first character to [4][0]
row = 4,
col = 0;
do {
// Check for a special case of corner
if ((row === totalRows) && !col) {
patternShapeSpecial1(datamatrix, assigned, codeWordsBits[chr], totalRows, totalCols);
chr++;
} else if ((etape < 3) && (row === totalRows - 2) && !col && (totalCols % 4)) {
patternShapeSpecial2(datamatrix, assigned, codeWordsBits[chr], totalRows, totalCols);
chr++;
} else if ((row === totalRows - 2) && !col && (totalCols % 8 === 4)) {
patternShapeSpecial3(datamatrix, assigned, codeWordsBits[chr], totalRows, totalCols);
chr++;
} else if ((row === totalRows + 4) && (col === 2) && (totalCols % 8 === 0)) {
patternShapeSpecial4(datamatrix, assigned, codeWordsBits[chr], totalRows, totalCols);
chr++;
}
// Go up and right in the datamatrix
do {
if ((row < totalRows) && (col >= 0) && (assigned[row][col] !== 1)) {
patternShapeStandard(datamatrix, assigned, codeWordsBits[chr], row, col, totalRows, totalCols);
chr++;
}
row -= 2;
col += 2;
} while ((row >= 0) && (col < totalCols));
row += 1;
col += 3;
// Go down and left in the datamatrix
do {
if ((row >= 0) && (col < totalCols) && (assigned[row][col] !== 1)) {
patternShapeStandard(datamatrix, assigned, codeWordsBits[chr], row, col, totalRows, totalCols);
chr++;
}
row += 2;
col -= 2;
} while ((row < totalRows) && (col >= 0));
row += 3;
col += 1;
} while ((row < totalRows) || (col < totalCols));
}
function patternShapeStandard(datamatrix, assigned, bits, row, col, totalRows, totalCols) { // Place bits in the matrix (standard or special case)
var f = placeBitInDatamatrix;
f(datamatrix, assigned, bits[0], row - 2, col - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[1], row - 2, col - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[2], row - 1, col - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[3], row - 1, col - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[4], row - 1, col, totalRows, totalCols);
f(datamatrix, assigned, bits[5], row, col - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[6], row, col - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[7], row, col, totalRows, totalCols);
}
function patternShapeSpecial1(datamatrix, assigned, bits, totalRows, totalCols) {
var f = placeBitInDatamatrix;
f(datamatrix, assigned, bits[0], totalRows - 1, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[1], totalRows - 1, 1, totalRows, totalCols);
f(datamatrix, assigned, bits[2], totalRows - 1, 2, totalRows, totalCols);
f(datamatrix, assigned, bits[3], 0, totalCols - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[4], 0, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[5], 1, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[6], 2, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[7], 3, totalCols - 1, totalRows, totalCols);
}
function patternShapeSpecial2(datamatrix, assigned, bits, totalRows, totalCols) {
var f = placeBitInDatamatrix;
f(datamatrix, assigned, bits[0], totalRows - 3, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[1], totalRows - 2, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[2], totalRows - 1, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[3], 0, totalCols - 4, totalRows, totalCols);
f(datamatrix, assigned, bits[4], 0, totalCols - 3, totalRows, totalCols);
f(datamatrix, assigned, bits[5], 0, totalCols - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[6], 0, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[7], 1, totalCols - 1, totalRows, totalCols);
}
function patternShapeSpecial3(datamatrix, assigned, bits, totalRows, totalCols) {
var f = placeBitInDatamatrix;
f(datamatrix, assigned, bits[0], totalRows - 3, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[1], totalRows - 2, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[2], totalRows - 1, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[3], 0, totalCols - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[4], 0, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[5], 1, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[6], 2, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[7], 3, totalCols - 1, totalRows, totalCols);
}
function patternShapeSpecial4(datamatrix, assigned, bits, totalRows, totalCols) {
var f = placeBitInDatamatrix;
f(datamatrix, assigned, bits[0], totalRows - 1, 0, totalRows, totalCols);
f(datamatrix, assigned, bits[1], totalRows - 1, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[2], 0, totalCols - 3, totalRows, totalCols);
f(datamatrix, assigned, bits[3], 0, totalCols - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[4], 0, totalCols - 1, totalRows, totalCols);
f(datamatrix, assigned, bits[5], 1, totalCols - 3, totalRows, totalCols);
f(datamatrix, assigned, bits[6], 1, totalCols - 2, totalRows, totalCols);
f(datamatrix, assigned, bits[7], 1, totalCols - 1, totalRows, totalCols);
}
function placeBitInDatamatrix(datamatrix, assigned, bit, row, col, totalRows, totalCols) { // Put a bit into the matrix
if (row < 0) {
row += totalRows;
col += 4 - ((totalRows + 4) % 8);
}
if (col < 0) {
col += totalCols;
row += 4 - ((totalCols + 4) % 8);
}
if (assigned[row][col] !== 1) {
datamatrix[row][col] = bit;
assigned[row][col] = 1;
}
}
function addFinderPattern(datamatrix, rowsRegion, colsRegion, rowsRegionCW, colsRegionCW) { // Add the finder pattern
var i, j,
totalRowsCW = (rowsRegionCW + 2) * rowsRegion,
totalColsCW = (colsRegionCW + 2) * colsRegion,
datamatrixTemp = [];
datamatrixTemp[0] = [];
for (j = 0; j < totalColsCW + 2; j++) {
datamatrixTemp[0][j] = 0;
}
for (i = 0; i < totalRowsCW; i++) {
datamatrixTemp[i + 1] = [];
datamatrixTemp[i + 1][0] = 0;
datamatrixTemp[i + 1][totalColsCW + 1] = 0;
for (j = 0; j < totalColsCW; j++) {
if (i % (rowsRegionCW + 2) === 0) {
if (j % 2) {
datamatrixTemp[i + 1][j + 1] = 0;
} else {
datamatrixTemp[i + 1][j + 1] = 1;
}
} else if (i % (rowsRegionCW + 2) === rowsRegionCW + 1) {
datamatrixTemp[i + 1][j + 1] = 1;
} else if (j % (colsRegionCW + 2) === colsRegionCW + 1) {
if (i % 2) {
datamatrixTemp[i + 1][j + 1] = 1;
} else {
datamatrixTemp[i + 1][j + 1] = 0;
}
} else if (j % (colsRegionCW + 2) === 0) {