.
//
// See LICENSE.TXT file for more information.
// -------------------------------------------------------------------
//
// Description : PHP class to creates array representations for
//               2D barcodes to be used with TCPDF.
//
//============================================================+
/**
 * PHP class to creates array representations for 2D barcodes to be used with TCPDF.
 * @package com.tecnick.tcpdf
 * @abstract Functions for generating string representation of 2D barcodes.
 * @author Nicola Asuni
 * @copyright 2009-2009 Nicola Asuni - Tecnick.com S.r.l (www.tecnick.com) Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
 * @link http://www.tcpdf.org
 * @license http://www.gnu.org/copyleft/lesser.html LGPL
 * @version 1.0.007
 */
	/**
	* PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org).
	* @name TCPDFBarcode
	* @package com.tecnick.tcpdf
	* @version 1.0.007
	* @author Nicola Asuni
	* @link http://www.tcpdf.org
	* @license http://www.gnu.org/copyleft/lesser.html LGPL
	*/
class TCPDF2DBarcode {
	/**
	 * @var array representation of barcode.
	 * @access protected
	 */
	protected $barcode_array = false;
	/**
	 * This is the class constructor.
	 * Return an array representations for 2D barcodes:
	 * - $arrcode['code'] code to be printed on text label*
- $arrcode['num_rows'] required number of rows*
- $arrcode['num_cols'] required number of columns*
- $arrcode['bcode'][$r][$c] value of the cell is $r row and $c column (0 = transparent, 1 = black)
* @param string $code code to print
 	 * @param string $type type of barcode:- RAW: raw mode - comma-separad list of array rows
- RAW2: raw mode - array rows are surrounded by square parenthesis.
- QRCODE : QR-CODE Low error correction
- QRCODE,L : QR-CODE Low error correction
- QRCODE,M : QR-CODE Medium error correction
- QRCODE,Q : QR-CODE Better error correction
- QRCODE,H : QR-CODE Best error correction
- PDF417 : PDF417 (ISO/IEC 15438:2006)
- PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".
*/
	public function __construct($code, $type) {
		$this->setBarcode($code, $type);
	}
	/**
	 * Return an array representations of barcode.
 	 * @return array
	 */
	public function getBarcodeArray() {
		return $this->barcode_array;
	}
	/**
	 * Set the barcode.
	 * @param string $code code to print
 	 * @param string $type type of barcode:- RAW: raw mode - comma-separad list of array rows
- RAW2: raw mode - array rows are surrounded by square parenthesis.
- QRCODE : QR-CODE Low error correction
- QRCODE,L : QR-CODE Low error correction
- QRCODE,M : QR-CODE Medium error correction
- QRCODE,Q : QR-CODE Better error correction
- QRCODE,H : QR-CODE Best error correction
- PDF417 : PDF417 (ISO/IEC 15438:2006)
- PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".
* @return array
	 */
	public function setBarcode($code, $type) {
		$mode = explode(',', $type);
		$qrtype = strtoupper($mode[0]);
		switch ($qrtype) {
			case 'QRCODE': { // QR-CODE
				require_once(dirname(__FILE__).'/qrcode.php');
				if (!isset($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 = $qrcode->getBarcodeArray();
				break;
			}
			case 'PDF417': { // PDF417 (ISO/IEC 15438:2006)
				require_once(dirname(__FILE__).'/pdf417.php');
				if (!isset($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();
				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);
				}
				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));
				break;
			}
			default: {
				$this->barcode_array = false;
			}
		}
	}
} // end of class
//============================================================+
// END OF FILE
//============================================================+