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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