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<?php |
//============================================================+ |
// File name : tcpdf_barcodes_2d.php |
// Version : 1.0.014 |
// Begin : 2009-04-07 |
// Last Update : 2013-03-17 |
// Author : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com |
// License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html) |
// ------------------------------------------------------------------- |
// Copyright (C) 2009-2013 Nicola Asuni - Tecnick.com LTD |
// |
// This file is part of TCPDF software library. |
// |
// TCPDF is free software: you can redistribute it and/or modify it |
// under the terms of the GNU Lesser General Public License as |
// published by the Free Software Foundation, either version 3 of the |
// License, or (at your option) any later version. |
// |
// TCPDF is distributed in the hope that it will be useful, but |
// WITHOUT ANY WARRANTY; without even the implied warranty of |
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
// See the GNU Lesser General Public License for more details. |
// |
// You should have received a copy of the GNU Lesser General Public License |
// along with TCPDF. If not, see <http://www.gnu.org/licenses/>. |
// |
// See LICENSE.TXT file for more information. |
// ------------------------------------------------------------------- |
// |
// Description : PHP class to creates array representations for |
// 2D barcodes to be used with TCPDF. |
// |
//============================================================+ |
|
/** |
* @file |
* PHP class to creates array representations for 2D barcodes to be used with TCPDF. |
* @package com.tecnick.tcpdf |
* @author Nicola Asuni |
* @version 1.0.014 |
*/ |
|
/** |
* @class TCPDF2DBarcode |
* PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org). |
* @package com.tecnick.tcpdf |
* @version 1.0.014 |
* @author Nicola Asuni |
*/ |
class TCPDF2DBarcode { |
|
/** |
* Array representation of barcode. |
* @protected |
*/ |
protected $barcode_array = false; |
|
/** |
* This is the class constructor. |
* Return an array representations for 2D barcodes:<ul> |
* <li>$arrcode['code'] code to be printed on text label</li> |
* <li>$arrcode['num_rows'] required number of rows</li> |
* <li>$arrcode['num_cols'] required number of columns</li> |
* <li>$arrcode['bcode'][$r][$c] value of the cell is $r row and $c column (0 = transparent, 1 = black)</li></ul> |
* @param $code (string) code to print |
* @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul> |
*/ |
public function __construct($code, $type) { |
$this->setBarcode($code, $type); |
} |
|
/** |
* Return an array representations of barcode. |
* @return array |
*/ |
public function getBarcodeArray() { |
return $this->barcode_array; |
} |
|
/** |
* Send barcode as SVG image object to the standard output. |
* @param $w (int) Width of a single rectangle element in user units. |
* @param $h (int) Height of a single rectangle element in user units. |
* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent). |
* @public |
*/ |
public function getBarcodeSVG($w=3, $h=3, $color='black') { |
// send headers |
$code = $this->getBarcodeSVGcode($w, $h, $color); |
header('Content-Type: application/svg+xml'); |
header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1 |
header('Pragma: public'); |
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past |
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); |
header('Content-Disposition: inline; filename="'.md5($code).'.svg";'); |
//header('Content-Length: '.strlen($code)); |
echo $code; |
} |
|
/** |
* Return a SVG string representation of barcode. |
* @param $w (int) Width of a single rectangle element in user units. |
* @param $h (int) Height of a single rectangle element in user units. |
* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent). |
* @return string SVG code. |
* @public |
*/ |
public function getBarcodeSVGcode($w=3, $h=3, $color='black') { |
// replace table for special characters |
$repstr = array("\0" => '', '&' => '&', '<' => '<', '>' => '>'); |
$svg = '<'.'?'.'xml version="1.0" standalone="no"'.'?'.'>'."\n"; |
$svg .= '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'."\n"; |
$svg .= '<svg width="'.round(($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"; |
$svg .= "\t".'<desc>'.strtr($this->barcode_array['code'], $repstr).'</desc>'."\n"; |
$svg .= "\t".'<g id="elements" fill="'.$color.'" stroke="none">'."\n"; |
// print barcode elements |
$y = 0; |
// for each row |
for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) { |
$x = 0; |
// for each column |
for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) { |
if ($this->barcode_array['bcode'][$r][$c] == 1) { |
// draw a single barcode cell |
$svg .= "\t\t".'<rect x="'.$x.'" y="'.$y.'" width="'.$w.'" height="'.$h.'" />'."\n"; |
} |
$x += $w; |
} |
$y += $h; |
} |
$svg .= "\t".'</g>'."\n"; |
$svg .= '</svg>'."\n"; |
return $svg; |
} |
|
/** |
* Return an HTML representation of barcode. |
* @param $w (int) Width of a single rectangle element in pixels. |
* @param $h (int) Height of a single rectangle element in pixels. |
* @param $color (string) Foreground color for bar elements (background is transparent). |
* @return string HTML code. |
* @public |
*/ |
public function getBarcodeHTML($w=10, $h=10, $color='black') { |
$html = '<div style="font-size:0;position:relative;width:'.($w * $this->barcode_array['num_cols']).'px;height:'.($h * $this->barcode_array['num_rows']).'px;">'."\n"; |
// print barcode elements |
$y = 0; |
// for each row |
for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) { |
$x = 0; |
// for each column |
for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) { |
if ($this->barcode_array['bcode'][$r][$c] == 1) { |
// draw a single barcode cell |
$html .= '<div style="background-color:'.$color.';width:'.$w.'px;height:'.$h.'px;position:absolute;left:'.$x.'px;top:'.$y.'px;"> </div>'."\n"; |
} |
$x += $w; |
} |
$y += $h; |
} |
$html .= '</div>'."\n"; |
return $html; |
} |
|
/** |
* Return a PNG image representation of barcode (requires GD or Imagick library). |
* @param $w (int) Width of a single rectangle element in pixels. |
* @param $h (int) Height of a single rectangle element in pixels. |
* @param $color (array) RGB (0-255) foreground color for bar elements (background is transparent). |
* @return image or false in case of error. |
* @public |
*/ |
public function getBarcodePNG($w=3, $h=3, $color=array(0,0,0)) { |
// calculate image size |
$width = ($this->barcode_array['num_cols'] * $w); |
$height = ($this->barcode_array['num_rows'] * $h); |
if (function_exists('imagecreate')) { |
// GD library |
$imagick = false; |
$png = imagecreate($width, $height); |
$bgcol = imagecolorallocate($png, 255, 255, 255); |
imagecolortransparent($png, $bgcol); |
$fgcol = imagecolorallocate($png, $color[0], $color[1], $color[2]); |
} elseif (extension_loaded('imagick')) { |
$imagick = true; |
$bgcol = new imagickpixel('rgb(255,255,255'); |
$fgcol = new imagickpixel('rgb('.$color[0].','.$color[1].','.$color[2].')'); |
$png = new Imagick(); |
$png->newImage($width, $height, 'none', 'png'); |
$bar = new imagickdraw(); |
$bar->setfillcolor($fgcol); |
} else { |
return false; |
} |
// print barcode elements |
$y = 0; |
// for each row |
for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) { |
$x = 0; |
// for each column |
for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) { |
if ($this->barcode_array['bcode'][$r][$c] == 1) { |
// draw a single barcode cell |
if ($imagick) { |
$bar->rectangle($x, $y, ($x + $w - 1), ($y + $h - 1)); |
} else { |
imagefilledrectangle($png, $x, $y, ($x + $w - 1), ($y + $h - 1), $fgcol); |
} |
} |
$x += $w; |
} |
$y += $h; |
} |
// send headers |
header('Content-Type: image/png'); |
header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1 |
header('Pragma: public'); |
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past |
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); |
if ($imagick) { |
$png->drawimage($bar); |
echo $png; |
} else { |
imagepng($png); |
imagedestroy($png); |
} |
} |
|
/** |
* Set the barcode. |
* @param $code (string) code to print |
* @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul> |
* @return array |
*/ |
public function setBarcode($code, $type) { |
$mode = explode(',', $type); |
$qrtype = strtoupper($mode[0]); |
switch ($qrtype) { |
case 'DATAMATRIX': { // DATAMATRIX (ISO/IEC 16022) |
require_once(dirname(__FILE__).'/include/barcodes/datamatrix.php'); |
$qrcode = new Datamatrix($code); |
$this->barcode_array = $qrcode->getBarcodeArray(); |
$this->barcode_array['code'] = $code; |
break; |
} |
case 'PDF417': { // PDF417 (ISO/IEC 15438:2006) |
require_once(dirname(__FILE__).'/include/barcodes/pdf417.php'); |
if (!isset($mode[1]) OR ($mode[1] === '')) { |
$aspectratio = 2; // default aspect ratio (width / height) |
} else { |
$aspectratio = floatval($mode[1]); |
} |
if (!isset($mode[2]) OR ($mode[2] === '')) { |
$ecl = -1; // default error correction level (auto) |
} else { |
$ecl = intval($mode[2]); |
} |
// set macro block |
$macro = array(); |
if (isset($mode[3]) AND ($mode[3] !== '') AND isset($mode[4]) AND ($mode[4] !== '') AND isset($mode[5]) AND ($mode[5] !== '')) { |
$macro['segment_total'] = intval($mode[3]); |
$macro['segment_index'] = intval($mode[4]); |
$macro['file_id'] = strtr($mode[5], "\xff", ','); |
for ($i = 0; $i < 7; ++$i) { |
$o = $i + 6; |
if (isset($mode[$o]) AND ($mode[$o] !== '')) { |
// add option |
$macro['option_'.$i] = strtr($mode[$o], "\xff", ','); |
} |
} |
} |
$qrcode = new PDF417($code, $ecl, $aspectratio, $macro); |
$this->barcode_array = $qrcode->getBarcodeArray(); |
$this->barcode_array['code'] = $code; |
break; |
} |
case 'QRCODE': { // QR-CODE |
require_once(dirname(__FILE__).'/include/barcodes/qrcode.php'); |
if (!isset($mode[1]) OR (!in_array($mode[1],array('L','M','Q','H')))) { |
$mode[1] = 'L'; // Ddefault: Low error correction |
} |
$qrcode = new QRcode($code, strtoupper($mode[1])); |
$this->barcode_array = $qrcode->getBarcodeArray(); |
$this->barcode_array['code'] = $code; |
break; |
} |
case 'RAW': |
case 'RAW2': { // RAW MODE |
// remove spaces |
$code = preg_replace('/[\s]*/si', '', $code); |
if (strlen($code) < 3) { |
break; |
} |
if ($qrtype == 'RAW') { |
// comma-separated rows |
$rows = explode(',', $code); |
} else { // RAW2 |
// rows enclosed in square parentheses |
$code = substr($code, 1, -1); |
$rows = explode('][', $code); |
} |
$this->barcode_array['num_rows'] = count($rows); |
$this->barcode_array['num_cols'] = strlen($rows[0]); |
$this->barcode_array['bcode'] = array(); |
foreach ($rows as $r) { |
$this->barcode_array['bcode'][] = str_split($r, 1); |
} |
$this->barcode_array['code'] = $code; |
break; |
} |
case 'TEST': { // TEST MODE |
$this->barcode_array['num_rows'] = 5; |
$this->barcode_array['num_cols'] = 15; |
$this->barcode_array['bcode'] = array( |
array(1,1,1,0,1,1,1,0,1,1,1,0,1,1,1), |
array(0,1,0,0,1,0,0,0,1,0,0,0,0,1,0), |
array(0,1,0,0,1,1,0,0,1,1,1,0,0,1,0), |
array(0,1,0,0,1,0,0,0,0,0,1,0,0,1,0), |
array(0,1,0,0,1,1,1,0,1,1,1,0,0,1,0)); |
$this->barcode_array['code'] = $code; |
break; |
} |
default: { |
$this->barcode_array = false; |
} |
} |
} |
} // end of class |
|
//============================================================+ |
// END OF FILE |
//============================================================+ |