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