<?php
  namespace Dompdf;
  
  /**
   * Autoloads Dompdf classes
   *
   * @package Dompdf
   */
  class Autoloader
  {
      const PREFIX = 'Dompdf';
  
      /**
       * Register the autoloader
       */
      public static function register()
      {
          spl_autoload_register(array(new self, 'autoload'));
      }
  
      /**
       * Autoloader
       *
       * @param string
       */
      public static function autoload($class)
      {
          if ($class === 'Cpdf') {
              require_once __DIR__ . "/../lib/Cpdf.php";
              return;
          }
  
          $prefixLength = strlen(self::PREFIX);
          if (0 === strncmp(self::PREFIX, $class, $prefixLength)) {
              $file = str_replace('\\', DIRECTORY_SEPARATOR, substr($class, $prefixLength));
              $file = realpath(__DIR__ . (empty($file) ? '' : DIRECTORY_SEPARATOR) . $file . '.php');
              if (file_exists($file)) {
                  require_once $file;
              }
          }
      }
  }