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<?php |
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//============================================================+ |
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// File name : 2dbarcodes.php |
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// Version : 1.0.013 |
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// Begin : 2009-04-07 |
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// Last Update : 2012-01-12 |
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// Author : Nicola Asuni - Tecnick.com LTD - Manor Coach House, Church Hill, Aldershot, Hants, GU12 4RQ, UK - www.tecnick.com - info@tecnick.com |
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// License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html) |
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// ------------------------------------------------------------------- |
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// Copyright (C) 2009-2012 Nicola Asuni - Tecnick.com LTD |
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// |
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// This file is part of TCPDF software library. |
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// |
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// TCPDF is free software: you can redistribute it and/or modify it |
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// under the terms of the GNU Lesser General Public License as |
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// published by the Free Software Foundation, either version 3 of the |
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// License, or (at your option) any later version. |
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// |
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// TCPDF is distributed in the hope that it will be useful, but |
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// WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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// See the GNU Lesser General Public License for more details. |
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// |
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// You should have received a copy of the GNU Lesser General Public License |
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// along with TCPDF. If not, see <http://www.gnu.org/licenses/>. |
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// |
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// See LICENSE.TXT file for more information. |
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// ------------------------------------------------------------------- |
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// |
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// Description : PHP class to creates array representations for |
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// 2D barcodes to be used with TCPDF. |
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// |
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//============================================================+ |
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|
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/** |
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* @file |
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* PHP class to creates array representations for 2D barcodes to be used with TCPDF. |
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* @package com.tecnick.tcpdf |
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* @author Nicola Asuni |
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* @version 1.0.013 |
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*/ |
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|
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/** |
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* @class TCPDF2DBarcode |
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* PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org). |
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* @package com.tecnick.tcpdf |
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* @version 1.0.013 |
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* @author Nicola Asuni |
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*/ |
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class TCPDF2DBarcode { |
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|
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/** |
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* Array representation of barcode. |
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* @protected |
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*/ |
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protected $barcode_array = false; |
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|
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/** |
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* This is the class constructor. |
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* Return an array representations for 2D barcodes:<ul> |
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* <li>$arrcode['code'] code to be printed on text label</li> |
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* <li>$arrcode['num_rows'] required number of rows</li> |
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* <li>$arrcode['num_cols'] required number of columns</li> |
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* <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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* @param $code (string) code to print |
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* @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul> |
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*/ |
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public function __construct($code, $type) { |
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$this->setBarcode($code, $type); |
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} |
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|
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/** |
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* Return an array representations of barcode. |
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* @return array |
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*/ |
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public function getBarcodeArray() { |
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return $this->barcode_array; |
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} |
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|
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/** |
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* Send barcode as SVG image object to the standard output. |
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* @param $w (int) Width of a single rectangle element in user units. |
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* @param $h (int) Height of a single rectangle element in user units. |
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* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent). |
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* @public |
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*/ |
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public function getBarcodeSVG($w=3, $h=3, $color='black') { |
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// send headers |
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$code = $this->getBarcodeSVGcode($w, $h, $color); |
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header('Content-Type: application/svg+xml'); |
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header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1 |
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header('Pragma: public'); |
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header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past |
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header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); |
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header('Content-Disposition: inline; filename="'.md5($code).'.svg";'); |
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//header('Content-Length: '.strlen($code)); |
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echo $code; |
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} |
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|
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/** |
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* Return a SVG string representation of barcode. |
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* @param $w (int) Width of a single rectangle element in user units. |
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* @param $h (int) Height of a single rectangle element in user units. |
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* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent). |
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* @return string SVG code. |
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* @public |
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*/ |
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public function getBarcodeSVGcode($w=3, $h=3, $color='black') { |
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// replace table for special characters |
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$repstr = array("\0" => '', '&' => '&', '<' => '<', '>' => '>'); |
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$svg = '<'.'?'.'xml version="1.0" standalone="no"'.'?'.'>'."\n"; |
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$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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$svg .= '<svg width="'.round(($this->barcode_array['num_cols'] * $w), 3).'" height="'.round(($this->barcode_array['num_rows'] * $h), 3).'" version="1.1" xmlns="http://www.w3.org/2000/svg">'."\n"; |
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$svg .= "\t".'<desc>'.strtr($this->barcode_array['code'], $repstr).'</desc>'."\n"; |
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$svg .= "\t".'<g id="elements" fill="'.$color.'" stroke="none">'."\n"; |
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// print barcode elements |
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$y = 0; |
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// for each row |
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for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) { |
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$x = 0; |
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// for each column |
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for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) { |
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if ($this->barcode_array['bcode'][$r][$c] == 1) { |
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// draw a single barcode cell |
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$svg .= "\t\t".'<rect x="'.$x.'" y="'.$y.'" width="'.$w.'" height="'.$h.'" />'."\n"; |
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} |
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$x += $w; |
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} |
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$y += $h; |
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} |
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$svg .= "\t".'</g>'."\n"; |
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$svg .= '</svg>'."\n"; |
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return $svg; |
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} |
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|
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/** |
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* Return an HTML representation of barcode. |
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* @param $w (int) Width of a single rectangle element in pixels. |
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* @param $h (int) Height of a single rectangle element in pixels. |
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* @param $color (string) Foreground color for bar elements (background is transparent). |
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* @return string HTML code. |
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* @public |
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*/ |
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public function getBarcodeHTML($w=10, $h=10, $color='black') { |
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$html = '<div style="font-size:0;position:relative;width:'.($w * $this->barcode_array['num_cols']).'px;height:'.($h * $this->barcode_array['num_rows']).'px;">'."\n"; |
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// print barcode elements |
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$y = 0; |
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// for each row |
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for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) { |
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$x = 0; |
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// for each column |
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for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) { |
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if ($this->barcode_array['bcode'][$r][$c] == 1) { |
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// draw a single barcode cell |
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$html .= '<div style="background-color:'.$color.';width:'.$w.'px;height:'.$h.'px;position:absolute;left:'.$x.'px;top:'.$y.'px;"> </div>'."\n"; |
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} |
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$x += $w; |
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} |
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$y += $h; |
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} |
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$html .= '</div>'."\n"; |
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return $html; |
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} |
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|
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/** |
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* Return a PNG image representation of barcode (requires GD or Imagick library). |
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* @param $w (int) Width of a single rectangle element in pixels. |
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* @param $h (int) Height of a single rectangle element in pixels. |
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* @param $color (array) RGB (0-255) foreground color for bar elements (background is transparent). |
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* @return image or false in case of error. |
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* @public |
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*/ |
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public function getBarcodePNG($w=3, $h=3, $color=array(0,0,0)) { |
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// calculate image size |
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$width = ($this->barcode_array['num_cols'] * $w); |
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$height = ($this->barcode_array['num_rows'] * $h); |
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if (function_exists('imagecreate')) { |
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// GD library |
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$imagick = false; |
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$png = imagecreate($width, $height); |
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$bgcol = imagecolorallocate($png, 255, 255, 255); |
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imagecolortransparent($png, $bgcol); |
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$fgcol = imagecolorallocate($png, $color[0], $color[1], $color[2]); |
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} elseif (extension_loaded('imagick')) { |
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$imagick = true; |
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$bgcol = new imagickpixel('rgb(255,255,255'); |
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$fgcol = new imagickpixel('rgb('.$color[0].','.$color[1].','.$color[2].')'); |
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$png = new Imagick(); |
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$png->newImage($width, $height, 'none', 'png'); |
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$bar = new imagickdraw(); |
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$bar->setfillcolor($fgcol); |
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} else { |
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return false; |
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} |
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// print barcode elements |
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$y = 0; |
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// for each row |
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for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) { |
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$x = 0; |
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// for each column |
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for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) { |
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if ($this->barcode_array['bcode'][$r][$c] == 1) { |
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// draw a single barcode cell |
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if ($imagick) { |
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$bar->rectangle($x, $y, ($x + $w), ($y + $h)); |
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} else { |
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imagefilledrectangle($png, $x, $y, ($x + $w), ($y + $h), $fgcol); |
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} |
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} |
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$x += $w; |
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} |
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$y += $h; |
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} |
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// send headers |
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header('Content-Type: image/png'); |
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header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1 |
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header('Pragma: public'); |
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header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past |
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header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); |
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if ($imagick) { |
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$png->drawimage($bar); |
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echo $png; |
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} else { |
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imagepng($png); |
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imagedestroy($png); |
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} |
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} |
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|
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/** |
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* Set the barcode. |
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* @param $code (string) code to print |
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* @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul> |
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* @return array |
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*/ |
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public function setBarcode($code, $type) { |
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$mode = explode(',', $type); |
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$qrtype = strtoupper($mode[0]); |
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switch ($qrtype) { |
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case 'DATAMATRIX': { // DATAMATRIX (ISO/IEC 16022) |
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require_once(dirname(__FILE__).'/datamatrix.php'); |
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$qrcode = new Datamatrix($code); |
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$this->barcode_array = $qrcode->getBarcodeArray(); |
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$this->barcode_array['code'] = $code; |
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break; |
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} |
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case 'PDF417': { // PDF417 (ISO/IEC 15438:2006) |
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require_once(dirname(__FILE__).'/pdf417.php'); |
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if (!isset($mode[1]) OR ($mode[1] === '')) { |
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$aspectratio = 2; // default aspect ratio (width / height) |
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} else { |
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$aspectratio = floatval($mode[1]); |
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} |
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if (!isset($mode[2]) OR ($mode[2] === '')) { |
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$ecl = -1; // default error correction level (auto) |
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} else { |
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$ecl = intval($mode[2]); |
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} |
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// set macro block |
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$macro = array(); |
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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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$macro['segment_total'] = intval($mode[3]); |
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$macro['segment_index'] = intval($mode[4]); |
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$macro['file_id'] = strtr($mode[5], "\xff", ','); |
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for ($i = 0; $i < 7; ++$i) { |
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$o = $i + 6; |
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if (isset($mode[$o]) AND ($mode[$o] !== '')) { |
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// add option |
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$macro['option_'.$i] = strtr($mode[$o], "\xff", ','); |
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} |
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} |
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} |
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$qrcode = new PDF417($code, $ecl, $aspectratio, $macro); |
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$this->barcode_array = $qrcode->getBarcodeArray(); |
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$this->barcode_array['code'] = $code; |
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break; |
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} |
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case 'QRCODE': { // QR-CODE |
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require_once(dirname(__FILE__).'/qrcode.php'); |
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if (!isset($mode[1]) OR (!in_array($mode[1],array('L','M','Q','H')))) { |
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$mode[1] = 'L'; // Ddefault: Low error correction |
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} |
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$qrcode = new QRcode($code, strtoupper($mode[1])); |
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$this->barcode_array = $qrcode->getBarcodeArray(); |
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$this->barcode_array['code'] = $code; |
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break; |
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} |
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case 'RAW': |
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case 'RAW2': { // RAW MODE |
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// remove spaces |
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$code = preg_replace('/[\s]*/si', '', $code); |
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if (strlen($code) < 3) { |
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break; |
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} |
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if ($qrtype == 'RAW') { |
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// comma-separated rows |
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$rows = explode(',', $code); |
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} else { // RAW2 |
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// rows enclosed in square parentheses |
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$code = substr($code, 1, -1); |
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$rows = explode('][', $code); |
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} |
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$this->barcode_array['num_rows'] = count($rows); |
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$this->barcode_array['num_cols'] = strlen($rows[0]); |
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$this->barcode_array['bcode'] = array(); |
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foreach ($rows as $r) { |
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$this->barcode_array['bcode'][] = str_split($r, 1); |
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} |
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$this->barcode_array['code'] = $code; |
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break; |
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} |
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case 'TEST': { // TEST MODE |
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$this->barcode_array['num_rows'] = 5; |
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$this->barcode_array['num_cols'] = 15; |
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$this->barcode_array['bcode'] = array( |
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array(1,1,1,0,1,1,1,0,1,1,1,0,1,1,1), |
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array(0,1,0,0,1,0,0,0,1,0,0,0,0,1,0), |
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array(0,1,0,0,1,1,0,0,1,1,1,0,0,1,0), |
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array(0,1,0,0,1,0,0,0,0,0,1,0,0,1,0), |
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array(0,1,0,0,1,1,1,0,1,1,1,0,0,1,0)); |
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$this->barcode_array['code'] = $code; |
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break; |
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} |
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default: { |
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$this->barcode_array = false; |
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} |
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} |
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} |
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} // end of class |
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|
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//============================================================+ |
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// END OF FILE |
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//============================================================+ |
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|
