interface/modules/zend_modules/library/Zend/Barcode/Object/Codabar.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Barcode\Object;
  11
  12 /**
  13  * Class for generate Codabar barcode
  14  */
  15 class Codabar extends AbstractObject
  16 {
  17     /**
  18      * Coding map
  19      * - 0 = space
  20      * - 1 = bar
  21      * @var array
  22      */
  23     protected $codingMap = array(
  24         '0' => "101010011",     '1' => "101011001",     '2' => "101001011",
  25         '3' => "110010101",     '4' => "101101001",     '5' => "110101001",
  26         '6' => "100101011",     '7' => "100101101",     '8' => "100110101",
  27         '9' => "110100101",     '-' => "101001101",     '$' => "101100101",
  28         ':' => "1101011011",    '/' => "1101101011",    '.' => "1101101101",
  29         '+' => "1011011011",    'A' => "1011001001",    'B' => "1010010011",
  30         'C' => "1001001011",    'D' => "1010011001"
  31     );
  32
  33     /**
  34      * Width of the barcode (in pixels)
  35      * @return int
  36      */
  37     protected function calculateBarcodeWidth()
  38     {
  39         $quietZone       = $this->getQuietZone();
  40         $encodedData = 0;
  41         $barcodeChar = str_split($this->getText());
  42         if (count($barcodeChar) > 1) {
  43             foreach ($barcodeChar as $c) {
  44                 $encodedData += ((strlen($this->codingMap[$c]) + 1) * $this->barThinWidth) * $this->factor;
  45             }
  46         }
  47         $encodedData -= (1 * $this->barThinWidth * $this->factor);
  48         return $quietZone + $encodedData + $quietZone;
  49     }
  50
  51     /**
  52      * Partial check of Codabar barcode
  53      * @return void
  54      */
  55     protected function checkSpecificParams()
  56     {}
  57
  58     /**
  59      * Prepare array to draw barcode
  60      * @return array
  61      */
  62     protected function prepareBarcode()
  63     {
  64         $text = str_split($this->getText());
  65         foreach ($text as $char) {
  66             $barcodeChar = str_split($this->codingMap[$char]);
  67             foreach ($barcodeChar as $c) {
  68                 // visible, width, top, length
  69                 $barcodeTable[] = array($c, $this->barThinWidth, 0, 1);
  70             }
  71             $barcodeTable[] = array(0, $this->barThinWidth);
  72         }
  73         return $barcodeTable;
  74     }
  75 }