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1<?php
2//============================================================+
3// File name : tcpdf_barcodes_2d.php
4// Version : 1.0.015
5// Begin : 2009-04-07
6// Last Update : 2014-05-20
7// Author : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
8// License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
9// -------------------------------------------------------------------
10// Copyright (C) 2009-2014 Nicola Asuni - Tecnick.com LTD
11//
12// This file is part of TCPDF software library.
13//
14// TCPDF is free software: you can redistribute it and/or modify it
15// under the terms of the GNU Lesser General Public License as
16// published by the Free Software Foundation, either version 3 of the
17// License, or (at your option) any later version.
18//
19// TCPDF is distributed in the hope that it will be useful, but
20// WITHOUT ANY WARRANTY; without even the implied warranty of
21// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
22// See the GNU Lesser General Public License for more details.
23//
24// You should have received a copy of the GNU Lesser General Public License
25// along with TCPDF. If not, see <http://www.gnu.org/licenses/>.
26//
27// See LICENSE.TXT file for more information.
28// -------------------------------------------------------------------
29//
30// Description : PHP class to creates array representations for
31// 2D barcodes to be used with TCPDF.
32//
33//============================================================+
34
35/**
36 * @file
37 * PHP class to creates array representations for 2D barcodes to be used with TCPDF.
38 * @package com.tecnick.tcpdf
39 * @author Nicola Asuni
40 * @version 1.0.015
41 */
42
43/**
44 * @class TCPDF2DBarcode
45 * PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org).
46 * @package com.tecnick.tcpdf
47 * @version 1.0.015
48 * @author Nicola Asuni
49 */
50class TCPDF2DBarcode {
51
52 /**
53 * Array representation of barcode.
54 * @protected
55 */
56 protected $barcode_array = false;
57
58 /**
59 * This is the class constructor.
60 * Return an array representations for 2D barcodes:<ul>
61 * <li>$arrcode['code'] code to be printed on text label</li>
62 * <li>$arrcode['num_rows'] required number of rows</li>
63 * <li>$arrcode['num_cols'] required number of columns</li>
64 * <li>$arrcode['bcode'][$r][$c] value of the cell is $r row and $c column (0 = transparent, 1 = black)</li></ul>
65 * @param $code (string) code to print
66 * @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul>
67 */
68 public function __construct($code, $type) {
69 $this->setBarcode($code, $type);
70 }
71
72 /**
73 * Return an array representations of barcode.
74 * @return array
75 */
76 public function getBarcodeArray() {
77 return $this->barcode_array;
78 }
79
80 /**
81 * Send barcode as SVG image object to the standard output.
82 * @param $w (int) Width of a single rectangle element in user units.
83 * @param $h (int) Height of a single rectangle element in user units.
84 * @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
85 * @public
86 */
87 public function getBarcodeSVG($w=3, $h=3, $color='black') {
88 // send headers
89 $code = $this->getBarcodeSVGcode($w, $h, $color);
90 header('Content-Type: application/svg+xml');
91 header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
92 header('Pragma: public');
93 header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
94 header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
95 header('Content-Disposition: inline; filename="'.md5($code).'.svg";');
96 //header('Content-Length: '.strlen($code));
97 echo $code;
98 }
99
100 /**
101 * Return a SVG string representation of barcode.
102 * @param $w (int) Width of a single rectangle element in user units.
103 * @param $h (int) Height of a single rectangle element in user units.
104 * @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
105 * @return string SVG code.
106 * @public
107 */
108 public function getBarcodeSVGcode($w=3, $h=3, $color='black') {
109 // replace table for special characters
110 $repstr = array("\0" => '', '&' => '&amp;', '<' => '&lt;', '>' => '&gt;');
111 $svg = '<'.'?'.'xml version="1.0" standalone="no"'.'?'.'>'."\n";
112 $svg .= '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'."\n";
113 $svg .= '<svg width="'.round(($this->barcode_array['num_cols'] * $w), 3).'" height="'.round(($this->barcode_array['num_rows'] * $h), 3).'" version="1.1" xmlns="http://www.w3.org/2000/svg">'."\n";
114 $svg .= "\t".'<desc>'.strtr($this->barcode_array['code'], $repstr).'</desc>'."\n";
115 $svg .= "\t".'<g id="elements" fill="'.$color.'" stroke="none">'."\n";
116 // print barcode elements
117 $y = 0;
118 // for each row
119 for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
120 $x = 0;
121 // for each column
122 for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
123 if ($this->barcode_array['bcode'][$r][$c] == 1) {
124 // draw a single barcode cell
125 $svg .= "\t\t".'<rect x="'.$x.'" y="'.$y.'" width="'.$w.'" height="'.$h.'" />'."\n";
126 }
127 $x += $w;
128 }
129 $y += $h;
130 }
131 $svg .= "\t".'</g>'."\n";
132 $svg .= '</svg>'."\n";
133 return $svg;
134 }
135
136 /**
137 * Return an HTML representation of barcode.
138 * @param $w (int) Width of a single rectangle element in pixels.
139 * @param $h (int) Height of a single rectangle element in pixels.
140 * @param $color (string) Foreground color for bar elements (background is transparent).
141 * @return string HTML code.
142 * @public
143 */
144 public function getBarcodeHTML($w=10, $h=10, $color='black') {
145 $html = '<div style="font-size:0;position:relative;width:'.($w * $this->barcode_array['num_cols']).'px;height:'.($h * $this->barcode_array['num_rows']).'px;">'."\n";
146 // print barcode elements
147 $y = 0;
148 // for each row
149 for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
150 $x = 0;
151 // for each column
152 for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
153 if ($this->barcode_array['bcode'][$r][$c] == 1) {
154 // draw a single barcode cell
155 $html .= '<div style="background-color:'.$color.';width:'.$w.'px;height:'.$h.'px;position:absolute;left:'.$x.'px;top:'.$y.'px;">&nbsp;</div>'."\n";
156 }
157 $x += $w;
158 }
159 $y += $h;
160 }
161 $html .= '</div>'."\n";
162 return $html;
163 }
164
165 /**
166 * Send a PNG image representation of barcode (requires GD or Imagick library).
167 * @param $w (int) Width of a single rectangle element in pixels.
168 * @param $h (int) Height of a single rectangle element in pixels.
169 * @param $color (array) RGB (0-255) foreground color for bar elements (background is transparent).
170 * @public
171 */
172 public function getBarcodePNG($w=3, $h=3, $color=array(0,0,0)) {
173 $data = $this->getBarcodePngData($w, $h, $color);
174 // send headers
175 header('Content-Type: image/png');
176 header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
177 header('Pragma: public');
178 header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
179 header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
180 //header('Content-Length: '.strlen($data));
181 echo $data;
182
183 }
184
185 /**
186 * Return a PNG image representation of barcode (requires GD or Imagick library).
187 * @param $w (int) Width of a single rectangle element in pixels.
188 * @param $h (int) Height of a single rectangle element in pixels.
189 * @param $color (array) RGB (0-255) foreground color for bar elements (background is transparent).
190 * @return image or false in case of error.
191 * @public
192 */
193 public function getBarcodePngData($w=3, $h=3, $color=array(0,0,0)) {
194 // calculate image size
195 $width = ($this->barcode_array['num_cols'] * $w);
196 $height = ($this->barcode_array['num_rows'] * $h);
197 if (function_exists('imagecreate')) {
198 // GD library
199 $imagick = false;
200 $png = imagecreate($width, $height);
201 $bgcol = imagecolorallocate($png, 255, 255, 255);
202 imagecolortransparent($png, $bgcol);
203 $fgcol = imagecolorallocate($png, $color[0], $color[1], $color[2]);
204 } elseif (extension_loaded('imagick')) {
205 $imagick = true;
206 $bgcol = new imagickpixel('rgb(255,255,255');
207 $fgcol = new imagickpixel('rgb('.$color[0].','.$color[1].','.$color[2].')');
208 $png = new Imagick();
209 $png->newImage($width, $height, 'none', 'png');
210 $bar = new imagickdraw();
211 $bar->setfillcolor($fgcol);
212 } else {
213 return false;
214 }
215 // print barcode elements
216 $y = 0;
217 // for each row
218 for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
219 $x = 0;
220 // for each column
221 for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
222 if ($this->barcode_array['bcode'][$r][$c] == 1) {
223 // draw a single barcode cell
224 if ($imagick) {
225 $bar->rectangle($x, $y, ($x + $w - 1), ($y + $h - 1));
226 } else {
227 imagefilledrectangle($png, $x, $y, ($x + $w - 1), ($y + $h - 1), $fgcol);
228 }
229 }
230 $x += $w;
231 }
232 $y += $h;
233 }
234 if ($imagick) {
235 $png->drawimage($bar);
236 return $png;
237 } else {
238 ob_start();
239 imagepng($png);
240 $imagedata = ob_get_clean();
241 imagedestroy($png);
242 return $imagedata;
243 }
244 }
245
246 /**
247 * Set the barcode.
248 * @param $code (string) code to print
249 * @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul>
250 * @return array
251 */
252 public function setBarcode($code, $type) {
253 $mode = explode(',', $type);
254 $qrtype = strtoupper($mode[0]);
255 switch ($qrtype) {
256 case 'DATAMATRIX': { // DATAMATRIX (ISO/IEC 16022)
257 require_once(dirname(__FILE__).'/include/barcodes/datamatrix.php');
258 $qrcode = new Datamatrix($code);
259 $this->barcode_array = $qrcode->getBarcodeArray();
260 $this->barcode_array['code'] = $code;
261 break;
262 }
263 case 'PDF417': { // PDF417 (ISO/IEC 15438:2006)
264 require_once(dirname(__FILE__).'/include/barcodes/pdf417.php');
265 if (!isset($mode[1]) OR ($mode[1] === '')) {
266 $aspectratio = 2; // default aspect ratio (width / height)
267 } else {
268 $aspectratio = floatval($mode[1]);
269 }
270 if (!isset($mode[2]) OR ($mode[2] === '')) {
271 $ecl = -1; // default error correction level (auto)
272 } else {
273 $ecl = intval($mode[2]);
274 }
275 // set macro block
276 $macro = array();
277 if (isset($mode[3]) AND ($mode[3] !== '') AND isset($mode[4]) AND ($mode[4] !== '') AND isset($mode[5]) AND ($mode[5] !== '')) {
278 $macro['segment_total'] = intval($mode[3]);
279 $macro['segment_index'] = intval($mode[4]);
280 $macro['file_id'] = strtr($mode[5], "\xff", ',');
281 for ($i = 0; $i < 7; ++$i) {
282 $o = $i + 6;
283 if (isset($mode[$o]) AND ($mode[$o] !== '')) {
284 // add option
285 $macro['option_'.$i] = strtr($mode[$o], "\xff", ',');
286 }
287 }
288 }
289 $qrcode = new PDF417($code, $ecl, $aspectratio, $macro);
290 $this->barcode_array = $qrcode->getBarcodeArray();
291 $this->barcode_array['code'] = $code;
292 break;
293 }
294 case 'QRCODE': { // QR-CODE
295 require_once(dirname(__FILE__).'/include/barcodes/qrcode.php');
296 if (!isset($mode[1]) OR (!in_array($mode[1],array('L','M','Q','H')))) {
297 $mode[1] = 'L'; // Ddefault: Low error correction
298 }
299 $qrcode = new QRcode($code, strtoupper($mode[1]));
300 $this->barcode_array = $qrcode->getBarcodeArray();
301 $this->barcode_array['code'] = $code;
302 break;
303 }
304 case 'RAW':
305 case 'RAW2': { // RAW MODE
306 // remove spaces
307 $code = preg_replace('/[\s]*/si', '', $code);
308 if (strlen($code) < 3) {
309 break;
310 }
311 if ($qrtype == 'RAW') {
312 // comma-separated rows
313 $rows = explode(',', $code);
314 } else { // RAW2
315 // rows enclosed in square parentheses
316 $code = substr($code, 1, -1);
317 $rows = explode('][', $code);
318 }
319 $this->barcode_array['num_rows'] = count($rows);
320 $this->barcode_array['num_cols'] = strlen($rows[0]);
321 $this->barcode_array['bcode'] = array();
322 foreach ($rows as $r) {
323 $this->barcode_array['bcode'][] = str_split($r, 1);
324 }
325 $this->barcode_array['code'] = $code;
326 break;
327 }
328 case 'TEST': { // TEST MODE
329 $this->barcode_array['num_rows'] = 5;
330 $this->barcode_array['num_cols'] = 15;
331 $this->barcode_array['bcode'] = array(
332 array(1,1,1,0,1,1,1,0,1,1,1,0,1,1,1),
333 array(0,1,0,0,1,0,0,0,1,0,0,0,0,1,0),
334 array(0,1,0,0,1,1,0,0,1,1,1,0,0,1,0),
335 array(0,1,0,0,1,0,0,0,0,0,1,0,0,1,0),
336 array(0,1,0,0,1,1,1,0,1,1,1,0,0,1,0));
337 $this->barcode_array['code'] = $code;
338 break;
339 }
340 default: {
341 $this->barcode_array = false;
342 }
343 }
344 }
345} // end of class
346
347//============================================================+
348// END OF FILE
349//============================================================+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 03:08:39 +0000