Projet

Général

Profil

Paste
Télécharger (14,3 ko) Statistiques
| Branche: | Révision:

root / drupal7 / sites / all / libraries / tcpdf-6.2.9 / tcpdf_barcodes_2d.php @ a1cafe7e

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
 */
50
class 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
//============================================================+