47 if (!
defined(
'DATAMATRIXDEFS')) {
52 define(
'DATAMATRIXDEFS',
true);
64 define(
'ENC_ASCII', 0);
89 define(
'ENC_BASE256', 5);
94 define(
'ENC_ASCII_EXT', 6);
99 define(
'ENC_ASCII_NUM', 7);
147 array(0x00a,0x00a,0x008,0x008,0x00a,0x00a,0x008,0x008,0x001,0x001,0x001,0x003,0x005,0x001,0x003,0x005),
148 array(0x00c,0x00c,0x00a,0x00a,0x00c,0x00c,0x00a,0x00a,0x001,0x001,0x001,0x005,0x007,0x001,0x005,0x007),
149 array(0x00e,0x00e,0x00c,0x00c,0x00e,0x00e,0x00c,0x00c,0x001,0x001,0x001,0x008,0x00a,0x001,0x008,0x00a),
150 array(0x010,0x010,0x00e,0x00e,0x010,0x010,0x00e,0x00e,0x001,0x001,0x001,0x00c,0x00c,0x001,0x00c,0x00c),
151 array(0x012,0x012,0x010,0x010,0x012,0x012,0x010,0x010,0x001,0x001,0x001,0x012,0x00e,0x001,0x012,0x00e),
152 array(0x014,0x014,0x012,0x012,0x014,0x014,0x012,0x012,0x001,0x001,0x001,0x016,0x012,0x001,0x016,0x012),
153 array(0x016,0x016,0x014,0x014,0x016,0x016,0x014,0x014,0x001,0x001,0x001,0x01e,0x014,0x001,0x01e,0x014),
154 array(0x018,0x018,0x016,0x016,0x018,0x018,0x016,0x016,0x001,0x001,0x001,0x024,0x018,0x001,0x024,0x018),
155 array(0x01a,0x01a,0x018,0x018,0x01a,0x01a,0x018,0x018,0x001,0x001,0x001,0x02c,0x01c,0x001,0x02c,0x01c),
156 array(0x020,0x020,0x01c,0x01c,0x010,0x010,0x00e,0x00e,0x002,0x002,0x004,0x03e,0x024,0x001,0x03e,0x024),
157 array(0x024,0x024,0x020,0x020,0x012,0x012,0x010,0x010,0x002,0x002,0x004,0x056,0x02a,0x001,0x056,0x02a),
158 array(0x028,0x028,0x024,0x024,0x014,0x014,0x012,0x012,0x002,0x002,0x004,0x072,0x030,0x001,0x072,0x030),
159 array(0x02c,0x02c,0x028,0x028,0x016,0x016,0x014,0x014,0x002,0x002,0x004,0x090,0x038,0x001,0x090,0x038),
160 array(0x030,0x030,0x02c,0x02c,0x018,0x018,0x016,0x016,0x002,0x002,0x004,0x0ae,0x044,0x001,0x0ae,0x044),
161 array(0x034,0x034,0x030,0x030,0x01a,0x01a,0x018,0x018,0x002,0x002,0x004,0x0cc,0x054,0x002,0x066,0x02a),
162 array(0x040,0x040,0x038,0x038,0x010,0x010,0x00e,0x00e,0x004,0x004,0x010,0x118,0x070,0x002,0x08c,0x038),
163 array(0x048,0x048,0x040,0x040,0x012,0x012,0x010,0x010,0x004,0x004,0x010,0x170,0x090,0x004,0x05c,0x024),
164 array(0x050,0x050,0x048,0x048,0x014,0x014,0x012,0x012,0x004,0x004,0x010,0x1c8,0x0c0,0x004,0x072,0x030),
165 array(0x058,0x058,0x050,0x050,0x016,0x016,0x014,0x014,0x004,0x004,0x010,0x240,0x0e0,0x004,0x090,0x038),
166 array(0x060,0x060,0x058,0x058,0x018,0x018,0x016,0x016,0x004,0x004,0x010,0x2b8,0x110,0x004,0x0ae,0x044),
167 array(0x068,0x068,0x060,0x060,0x01a,0x01a,0x018,0x018,0x004,0x004,0x010,0x330,0x150,0x006,0x088,0x038),
168 array(0x078,0x078,0x06c,0x06c,0x014,0x014,0x012,0x012,0x006,0x006,0x024,0x41a,0x198,0x006,0x0af,0x044),
169 array(0x084,0x084,0x078,0x078,0x016,0x016,0x014,0x014,0x006,0x006,0x024,0x518,0x1f0,0x008,0x0a3,0x03e),
170 array(0x090,0x090,0x084,0x084,0x018,0x018,0x016,0x016,0x006,0x006,0x024,0x616,0x26c,0x00a,0x09c,0x03e),
172 array(0x008,0x012,0x006,0x010,0x008,0x012,0x006,0x010,0x001,0x001,0x001,0x005,0x007,0x001,0x005,0x007),
173 array(0x008,0x020,0x006,0x01c,0x008,0x010,0x006,0x00e,0x001,0x002,0x002,0x00a,0x00b,0x001,0x00a,0x00b),
174 array(0x00c,0x01a,0x00a,0x018,0x00c,0x01a,0x00a,0x018,0x001,0x001,0x001,0x010,0x00e,0x001,0x010,0x00e),
175 array(0x00c,0x024,0x00a,0x020,0x00c,0x012,0x00a,0x010,0x001,0x002,0x002,0x00c,0x012,0x001,0x00c,0x012),
176 array(0x010,0x024,0x00e,0x020,0x010,0x012,0x00e,0x010,0x001,0x002,0x002,0x020,0x018,0x001,0x020,0x018),
177 array(0x010,0x030,0x00e,0x02c,0x010,0x018,0x00e,0x016,0x001,0x002,0x002,0x031,0x01c,0x001,0x031,0x01c)
192 'S1'=>0x00,
'S2'=>0x01,
'S3'=>0x02,0x20=>0x03,0x30=>0x04,0x31=>0x05,0x32=>0x06,0x33=>0x07,0x34=>0x08,0x35=>0x09,
193 0x36=>0x0a,0x37=>0x0b,0x38=>0x0c,0x39=>0x0d,0x41=>0x0e,0x42=>0x0f,0x43=>0x10,0x44=>0x11,0x45=>0x12,0x46=>0x13,
194 0x47=>0x14,0x48=>0x15,0x49=>0x16,0x4a=>0x17,0x4b=>0x18,0x4c=>0x19,0x4d=>0x1a,0x4e=>0x1b,0x4f=>0x1c,0x50=>0x1d,
195 0x51=>0x1e,0x52=>0x1f,0x53=>0x20,0x54=>0x21,0x55=>0x22,0x56=>0x23,0x57=>0x24,0x58=>0x25,0x59=>0x26,0x5a=>0x27),
197 'S1'=>0x00,
'S2'=>0x01,
'S3'=>0x02,0x20=>0x03,0x30=>0x04,0x31=>0x05,0x32=>0x06,0x33=>0x07,0x34=>0x08,0x35=>0x09,
198 0x36=>0x0a,0x37=>0x0b,0x38=>0x0c,0x39=>0x0d,0x61=>0x0e,0x62=>0x0f,0x63=>0x10,0x64=>0x11,0x65=>0x12,0x66=>0x13,
199 0x67=>0x14,0x68=>0x15,0x69=>0x16,0x6a=>0x17,0x6b=>0x18,0x6c=>0x19,0x6d=>0x1a,0x6e=>0x1b,0x6f=>0x1c,0x70=>0x1d,
200 0x71=>0x1e,0x72=>0x1f,0x73=>0x20,0x74=>0x21,0x75=>0x22,0x76=>0x23,0x77=>0x24,0x78=>0x25,0x79=>0x26,0x7a=>0x27),
202 0x00=>0x00,0x01=>0x01,0x02=>0x02,0x03=>0x03,0x04=>0x04,0x05=>0x05,0x06=>0x06,0x07=>0x07,0x08=>0x08,0x09=>0x09,
203 0x0a=>0x0a,0x0b=>0x0b,0x0c=>0x0c,0x0d=>0x0d,0x0e=>0x0e,0x0f=>0x0f,0x10=>0x10,0x11=>0x11,0x12=>0x12,0x13=>0x13,
204 0x14=>0x14,0x15=>0x15,0x16=>0x16,0x17=>0x17,0x18=>0x18,0x19=>0x19,0x1a=>0x1a,0x1b=>0x1b,0x1c=>0x1c,0x1d=>0x1d,
205 0x1e=>0x1e,0x1f=>0x1f),
207 0x21=>0x00,0x22=>0x01,0x23=>0x02,0x24=>0x03,0x25=>0x04,0x26=>0x05,0x27=>0x06,0x28=>0x07,0x29=>0x08,0x2a=>0x09,
208 0x2b=>0x0a,0x2c=>0x0b,0x2d=>0x0c,0x2e=>0x0d,0x2f=>0x0e,0x3a=>0x0f,0x3b=>0x10,0x3c=>0x11,0x3d=>0x12,0x3e=>0x13,
209 0x3f=>0x14,0x40=>0x15,0x5b=>0x16,0x5c=>0x17,0x5d=>0x18,0x5e=>0x19,0x5f=>0x1a,
'F1'=>0x1b,
'US'=>0x1e),
211 0x60=>0x00,0x61=>0x01,0x62=>0x02,0x63=>0x03,0x64=>0x04,0x65=>0x05,0x66=>0x06,0x67=>0x07,0x68=>0x08,0x69=>0x09,
212 0x6a=>0x0a,0x6b=>0x0b,0x6c=>0x0c,0x6d=>0x0d,0x6e=>0x0e,0x6f=>0x0f,0x70=>0x10,0x71=>0x11,0x72=>0x12,0x73=>0x13,
213 0x74=>0x14,0x75=>0x15,0x76=>0x16,0x77=>0x17,0x78=>0x18,0x79=>0x19,0x7a=>0x1a,0x7b=>0x1b,0x7c=>0x1c,0x7d=>0x1d,
214 0x7e=>0x1e,0x7f=>0x1f),
216 0x60=>0x00,0x41=>0x01,0x42=>0x02,0x43=>0x03,0x44=>0x04,0x45=>0x05,0x46=>0x06,0x47=>0x07,0x48=>0x08,0x49=>0x09,
217 0x4a=>0x0a,0x4b=>0x0b,0x4c=>0x0c,0x4d=>0x0d,0x4e=>0x0e,0x4f=>0x0f,0x50=>0x10,0x51=>0x11,0x52=>0x12,0x53=>0x13,
218 0x54=>0x14,0x55=>0x15,0x56=>0x16,0x57=>0x17,0x58=>0x18,0x59=>0x19,0x5a=>0x1a,0x7b=>0x1b,0x7c=>0x1c,0x7d=>0x1d,
219 0x7e=>0x1e,0x7f=>0x1f),
221 0x0d=>0x00,0x2a=>0x01,0x3e=>0x02,0x20=>0x03,0x30=>0x04,0x31=>0x05,0x32=>0x06,0x33=>0x07,0x34=>0x08,0x35=>0x09,
222 0x36=>0x0a,0x37=>0x0b,0x38=>0x0c,0x39=>0x0d,0x41=>0x0e,0x42=>0x0f,0x43=>0x10,0x44=>0x11,0x45=>0x12,0x46=>0x13,
223 0x47=>0x14,0x48=>0x15,0x49=>0x16,0x4a=>0x17,0x4b=>0x18,0x4c=>0x19,0x4d=>0x1a,0x4e=>0x1b,0x4f=>0x1c,0x50=>0x1d,
224 0x51=>0x1e,0x52=>0x1f,0x53=>0x20,0x54=>0x21,0x55=>0x22,0x56=>0x23,0x57=>0x24,0x58=>0x25,0x59=>0x26,0x5a=>0x27)
249 foreach ($this->symbattr as
$params) {
250 if ($params[11] >=
$nd) {
254 if ($params[11] <
$nd) {
257 } elseif ($params[11] >
$nd) {
259 if ((($params[11] -
$nd) > 1) AND ($cw[(
$nd - 1)] != 254)) {
260 if ($this->last_enc ==
ENC_EDF) {
270 if ($params[11] >
$nd) {
283 $grid = array_fill(0, ($params[2] * $params[3]), 0);
290 $rdri = ($params[4] - 1);
292 $rdci = ($params[5] - 1);
294 for ($vr = 0; $vr < $params[9]; ++$vr) {
296 for (
$r = 0;
$r < $params[4]; ++
$r) {
298 $row = (($vr * $params[4]) +
$r);
300 for ($hr = 0; $hr < $params[8]; ++$hr) {
302 for ($c = 0; $c < $params[5]; ++$c) {
304 $col = (($hr * $params[5]) + $c);
309 $grid[
$row][$col] = 0;
311 $grid[
$row][$col] = 1;
313 } elseif (
$r == $rdri) {
315 $grid[
$row][$col] = 1;
318 $grid[
$row][$col] = 1;
319 } elseif ($c == $rdci) {
322 $grid[
$row][$col] = 1;
324 $grid[
$row][$col] = 0;
327 if ($places[
$i] < 2) {
328 $grid[
$row][$col] = $places[
$i];
331 $cw_id = (floor($places[
$i] / 10) - 1);
333 $cw_bit = pow(2, (8 - ($places[
$i] % 10)));
334 $grid[
$row][$col] = (($cw[$cw_id] & $cw_bit) == 0) ? 0 : 1;
342 $this->barcode_array[
'num_rows'] = $params[0];
343 $this->barcode_array[
'num_cols'] = $params[1];
344 $this->barcode_array[
'bcode'] = $grid;
367 if (($a == 0) OR ($b == 0)) {
370 return ($alog[(
$log[$a] +
$log[$b]) % ($gf - 1)]);
388 for (
$i = 1;
$i < $gf; ++
$i) {
389 $alog[
$i] = ($alog[(
$i - 1)] * 2);
390 if ($alog[
$i] >= $gf) {
397 $c = array_fill(0, ($nc + 1), 0);
399 for (
$i = 1;
$i <= $nc; ++
$i) {
401 for ($j = (
$i - 1); $j >= 1; --$j) {
408 $num_wd = ($nb *
$nd);
410 $num_we = ($nb * $nc);
412 for ($b = 0; $b < $nb; ++$b) {
415 for (
$n = $b;
$n < $num_wd;
$n += $nb) {
419 $we = array_fill(0, ($nc + 1), 0);
422 $k = ($we[0] ^ $block[
$i]);
423 for ($j = 0; $j < $nc; ++$j) {
424 $we[$j] = ($we[($j + 1)] ^ $this->
getGFProduct($k, $c[($nc - $j - 1)],
$log, $alog, $gf));
429 for (
$i = $b;
$i < $num_we;
$i += $nb) {
430 $wd[($num_wd +
$i)] = $we[$j];
447 $pad = ($cwpad + (((149 * $cwpos) % 253) + 1));
462 $pad = ($cwpad + (((149 * $cwpos) % 255) + 1));
480 $status = (($chr >= 0) AND ($chr <= 127));
484 $status = (($chr == 32) OR (($chr >= 48) AND ($chr <= 57)) OR (($chr >= 65) AND ($chr <= 90)));
488 $status = (($chr == 32) OR (($chr >= 48) AND ($chr <= 57)) OR (($chr >= 97) AND ($chr <= 122)));
492 $status = (($chr == 13) OR ($chr == 42) OR ($chr == 62));
496 $status = (($chr >= 32) AND ($chr <= 94));
500 $status = (($chr == 232) OR ($chr == 233) OR ($chr == 234) OR ($chr == 241));
504 $status = (($chr >= 128) AND ($chr <= 255));
508 $status = (($chr >= 48) AND ($chr <= 57));
524 $data_length = strlen(
$data);
525 if ($pos >= $data_length) {
531 $numch =
array(0, 1, 1, 1, 1, 1.25);
533 $numch =
array(1, 2, 2, 2, 2, 2.25);
538 if (($pos + $charscount) == $data_length) {
542 if ($numch[ENC_BASE256] < ceil(min($numch[
ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_EDF]))) {
545 if ($numch[ENC_EDF] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_BASE256]))) {
548 if ($numch[ENC_TXT] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_X12], $numch[ENC_EDF], $numch[ENC_BASE256]))) {
551 if ($numch[ENC_X12] < ceil(min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_EDF], $numch[ENC_BASE256]))) {
557 $chr = ord(
$data[$pos + $charscount]);
608 if ($charscount >= 4) {
612 if ((($numch[ENC_BASE256] + 1) <= $numch[
ENC_ASCII])
613 OR (($numch[ENC_BASE256] + 1) < min($numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_EDF]))) {
616 if (($numch[ENC_EDF] + 1) < min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_X12], $numch[ENC_BASE256])) {
619 if (($numch[ENC_TXT] + 1) < min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_X12], $numch[ENC_EDF], $numch[ENC_BASE256])) {
622 if (($numch[ENC_X12] + 1) < min($numch[ENC_ASCII], $numch[ENC_C40], $numch[ENC_TXT], $numch[ENC_EDF], $numch[ENC_BASE256])) {
625 if (($numch[ENC_C40] + 1) < min($numch[ENC_ASCII], $numch[ENC_TXT], $numch[ENC_EDF], $numch[ENC_BASE256])) {
626 if ($numch[ENC_C40] < $numch[ENC_X12]) {
629 if ($numch[ENC_C40] == $numch[ENC_X12]) {
630 $k = ($pos + $charscount + 1);
631 while ($k < $data_length) {
632 $tmpchr = ord(
$data{$k});
657 if ($this->last_enc ==
ENC_EDF) {
693 foreach ($this->symbattr as
$key => $matrix) {
694 if ($matrix[11] >= $numcw) {
713 $data_length = strlen(
$data);
714 while ($pos < $data_length) {
716 $this->last_enc = $enc;
721 $cw[] = (intval(substr(
$data, $pos, 2)) + 130);
727 if ($newenc != $enc) {
734 $chr = ord(
$data[$pos]);
739 $cw[] = ($chr - 127);
757 $set_id = $this->chset_id[$enc];
759 $charset = $this->chset[$set_id];
762 $chr = ord(
$data[$epos]);
769 $chr = ($chr & 0x7f);
774 if (isset($charset[$chr])) {
775 $temp_cw[] = $charset[$chr];
778 if (isset($this->chset[
'SH1'][$chr])) {
780 $shiftset = $this->chset[
'SH1'];
781 } elseif (isset($chr, $this->chset[
'SH2'][$chr])) {
783 $shiftset = $this->chset[
'SH2'];
784 } elseif (($enc ==
ENC_C40) AND isset($this->chset[
'S3C'][$chr])) {
786 $shiftset = $this->chset[
'S3C'];
787 } elseif (($enc ==
ENC_TXT) AND isset($this->chset[
'S3T'][$chr])) {
789 $shiftset = $this->chset[
'S3T'];
793 $temp_cw[] = $shiftset[$chr];
797 $c1 = array_shift($temp_cw);
798 $c2 = array_shift($temp_cw);
799 $c3 = array_shift($temp_cw);
801 $tmp = ((1600 * $c1) + (40 * $c2) + $c3 + 1);
803 $cw[] = ($tmp % 256);
808 if ($newenc != $enc) {
823 }
while (($p > 0) AND ($epos < $data_length));
828 if (($cwr == 1) AND ($p == 1)) {
830 $c1 = array_shift($temp_cw);
836 $this->last_enc = $enc;
837 } elseif (($cwr == 2) AND ($p == 1)) {
839 $c1 = array_shift($temp_cw);
846 $this->last_enc = $enc;
847 } elseif (($cwr == 2) AND ($p == 2)) {
849 $c1 = array_shift($temp_cw);
850 $c2 = array_shift($temp_cw);
852 $tmp = ((1600 * $c1) + (40 * $c2) + 1);
854 $cw[] = ($tmp % 256);
858 $this->last_enc = $enc;
863 $this->last_enc = $enc;
880 $chr = ord(
$data[$epos]);
886 if (($field_length == 4) OR ($epos == $data_length) OR !$this->
isCharMode($chr,
ENC_EDF)) {
887 if (($epos == $data_length) AND ($field_length < 3)) {
893 if ($field_length < 4) {
898 for (
$i = $field_length;
$i < 4; ++
$i) {
902 $this->last_enc = $enc;
905 $tcw = (($temp_cw[0] & 0x3F) << 2) + (($temp_cw[1] & 0x30) >> 4);
910 $tcw= (($temp_cw[1] & 0x0F) << 4) + (($temp_cw[2] & 0x3C) >> 2);
915 $tcw = (($temp_cw[2] & 0x03) << 6) + ($temp_cw[3] & 0x3F);
927 }
while ($epos < $data_length);
934 while (($pos < $data_length) AND ($field_length <= 1555)) {
936 if ($newenc != $enc) {
942 $chr = ord(
$data[$pos]);
949 if ($field_length <= 249) {
957 if (!empty($temp_cw)) {
959 foreach ($temp_cw as $p => $cht) {
986 $col += (4 - (($nrow + 4) % 8));
990 $row += (4 - (($ncol + 4) % 8));
992 $marr[((
$row * $ncol) + $col)] = ((10 * $chr) + $bit);
1009 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row-2, $col-2, $chr, 1);
1010 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row-2, $col-1, $chr, 2);
1011 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row-1, $col-2, $chr, 3);
1012 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row-1, $col-1, $chr, 4);
1013 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row-1, $col, $chr, 5);
1014 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row, $col-2, $chr, 6);
1015 $marr = $this->
placeModule($marr, $nrow, $ncol,
$row, $col-1, $chr, 7);
1031 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, 0, $chr, 1);
1032 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, 1, $chr, 2);
1033 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, 2, $chr, 3);
1034 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-2, $chr, 4);
1035 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-1, $chr, 5);
1036 $marr = $this->
placeModule($marr, $nrow, $ncol, 1, $ncol-1, $chr, 6);
1037 $marr = $this->
placeModule($marr, $nrow, $ncol, 2, $ncol-1, $chr, 7);
1038 $marr = $this->
placeModule($marr, $nrow, $ncol, 3, $ncol-1, $chr, 8);
1053 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-3, 0, $chr, 1);
1054 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-2, 0, $chr, 2);
1055 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, 0, $chr, 3);
1056 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-4, $chr, 4);
1057 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-3, $chr, 5);
1058 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-2, $chr, 6);
1059 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-1, $chr, 7);
1060 $marr = $this->
placeModule($marr, $nrow, $ncol, 1, $ncol-1, $chr, 8);
1075 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-3, 0, $chr, 1);
1076 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-2, 0, $chr, 2);
1077 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, 0, $chr, 3);
1078 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-2, $chr, 4);
1079 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-1, $chr, 5);
1080 $marr = $this->
placeModule($marr, $nrow, $ncol, 1, $ncol-1, $chr, 6);
1081 $marr = $this->
placeModule($marr, $nrow, $ncol, 2, $ncol-1, $chr, 7);
1082 $marr = $this->
placeModule($marr, $nrow, $ncol, 3, $ncol-1, $chr, 8);
1097 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, 0, $chr, 1);
1098 $marr = $this->
placeModule($marr, $nrow, $ncol, $nrow-1, $ncol-1, $chr, 2);
1099 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-3, $chr, 3);
1100 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-2, $chr, 4);
1101 $marr = $this->
placeModule($marr, $nrow, $ncol, 0, $ncol-1, $chr, 5);
1102 $marr = $this->
placeModule($marr, $nrow, $ncol, 1, $ncol-3, $chr, 6);
1103 $marr = $this->
placeModule($marr, $nrow, $ncol, 1, $ncol-2, $chr, 7);
1104 $marr = $this->
placeModule($marr, $nrow, $ncol, 1, $ncol-1, $chr, 8);
1118 $marr = array_fill(0, ($nrow * $ncol), 0);
1125 if ((
$row == $nrow) AND ($col == 0)) {
1126 $marr = $this->
placeCornerA($marr, $nrow, $ncol, $chr);
1129 if ((
$row == ($nrow - 2)) AND ($col == 0) AND ($ncol % 4)) {
1130 $marr = $this->
placeCornerB($marr, $nrow, $ncol, $chr);
1133 if ((
$row == ($nrow - 2)) AND ($col == 0) AND (($ncol % 8) == 4)) {
1134 $marr = $this->
placeCornerC($marr, $nrow, $ncol, $chr);
1137 if ((
$row == ($nrow + 4)) AND ($col == 2) AND (!($ncol % 8))) {
1138 $marr = $this->
placeCornerD($marr, $nrow, $ncol, $chr);
1143 if ((
$row < $nrow) AND ($col >= 0) AND (!$marr[((
$row * $ncol) + $col)])) {
1144 $marr = $this->
placeUtah($marr, $nrow, $ncol,
$row, $col, $chr);
1149 }
while ((
$row >= 0) AND ($col < $ncol));
1154 if ((
$row >= 0) AND ($col < $ncol) AND (!$marr[((
$row * $ncol) + $col)])) {
1155 $marr = $this->
placeUtah($marr, $nrow, $ncol,
$row, $col, $chr);
1160 }
while ((
$row < $nrow) AND ($col >= 0));
1164 }
while ((
$row < $nrow) OR ($col < $ncol));
1166 if (!$marr[(($nrow * $ncol) - 1)]) {
1167 $marr[(($nrow * $ncol) - 1)] = 1;
1168 $marr[(($nrow * $ncol) - $ncol - 2)] = 1;
const ENC_ASCII_NUM
ASCII number encoding: ASCII digits (2 bytes per CW)
$chset_id
Map encodation modes whit character sets.
$last_enc
Store last used encoding for data codewords.
get255StateCodeword($cwpad, $cwpos)
Return the 255-state codeword.
const ENC_TXT
TEXT encoding: Lower-case alphanumeric (3/2 bytes per CW)
placeUtah($marr, $nrow, $ncol, $row, $col, $chr)
Places the 8 bits of a utah-shaped symbol character.
placeCornerD($marr, $nrow, $ncol, $chr)
Places the 8 bits of the fourth special corner case.
const ENC_EDF
EDIFACT encoding: ASCII character 32 to 94 (4/3 bytes per CW)
__construct($code)
This is the class constructor.
lookAheadTest($data, $pos, $mode)
The look-ahead test scans the data to be encoded to find the best mode (Annex P - steps from J to S)...
isCharMode($chr, $mode)
Returns true if the char belongs to the selected mode.
placeModule($marr, $nrow, $ncol, $row, $col, $chr, $bit)
Places "chr+bit" with appropriate wrapping within array[].
getPlacementMap($nrow, $ncol)
Build a placement map.
const ENC_ASCII_EXT
ASCII extended encoding: ASCII character 128 to 255 (1/2 byte per CW)
getSwitchEncodingCodeword($mode)
Get the switching codeword to a new encoding mode (latch codeword)
$chset
Basic set of characters for each encodation mode.
getErrorCorrection($wd, $nb, $nd, $nc, $gf=256, $pp=301)
Add error correction codewords to data codewords array (ANNEX E).
placeCornerC($marr, $nrow, $ncol, $chr)
Places the 8 bits of the third special corner case.
Create styles array
The data for the language used.
get253StateCodeword($cwpad, $cwpos)
Return the 253-state codeword.
const ENC_C40
C40 encoding: Upper-case alphanumeric (3/2 bytes per CW)
getMaxDataCodewords($numcw)
Choose the minimum matrix size and return the max number of data codewords.
$symbattr
Table of Data Matrix ECC 200 Symbol Attributes:
const ENC_BASE256
BASE 256 encoding: ASCII character 0 to 255 (1 byte per CW)
const ENC_ASCII(!defined('DATAMATRIXDEFS'))
ASCII encoding: ASCII character 0 to 127 (1 byte per CW)
placeCornerB($marr, $nrow, $ncol, $chr)
Places the 8 bits of the second special corner case.
getGFProduct($a, $b, $log, $alog, $gf)
Product of two numbers in a Power-of-Two Galois Field.
Class to create DataMatrix ECC 200 barcode arrays for TCPDF class.
getHighLevelEncoding($data)
Get high level encoding using the minimum symbol data characters for ECC 200.
defined( 'APPLICATION_ENV')||define( 'APPLICATION_ENV'
const ENC_X12
X12 encoding: ANSI X12 (3/2 byte per CW)
$barcode_array
Barcode array to be returned which is readable by TCPDF.
getBarcodeArray()
Returns a barcode array which is readable by TCPDF.
placeCornerA($marr, $nrow, $ncol, $chr)
Places the 8 bits of the first special corner case.