library/Zend/Pdf/Resource/ImageFactory.php

   1 <?php
   2 /**
   3  * Zend Framework
   4  *
   5  * LICENSE
   6  *
   7  * This source file is subject to the new BSD license that is bundled
   8  * with this package in the file LICENSE.txt.
   9  * It is also available through the world-wide-web at this URL:
  10  * http://framework.zend.com/license/new-bsd
  11  * If you did not receive a copy of the license and are unable to
  12  * obtain it through the world-wide-web, please send an email
  13  * to license@zend.com so we can send you a copy immediately.
  14  *
  15  * @category   Zend
  16  * @package    Zend_Pdf
  17  * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
  18  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  19  * @version    $Id: ImageFactory.php 16541 2009-07-07 06:59:03Z bkarwin $
  20  */
  21
  22
  23 /** Zend_Pdf */
  24 require_once 'Zend/Pdf.php';
  25
  26
  27 /**
  28  * Zend_Pdf_ImageFactory
  29  *
  30  * Helps manage the diverse set of supported image file types.
  31  *
  32  * @package    Zend_Pdf
  33  * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
  34  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  35  * @todo       Use Zend_Mime not file extension for type determination.
  36  */
  37 class Zend_Pdf_Resource_ImageFactory
  38 {
  39     public static function factory($filename) {
  40         if(!is_file($filename)) {
  41             throw new Zend_Pdf_Exception("Cannot create image resource. File not found.");
  42         }
  43         $extension = pathinfo($filename, PATHINFO_EXTENSION);
  44         /*
  45          * There are plans to use Zend_Mime and not file extension. In the mean time, if you need to
  46          * use an alternate file extension just spin up the right processor directly.
  47          */
  48         switch (strtolower($extension)) {
  49             case 'tif':
  50                 //Fall through to next case;
  51             case 'tiff':
  52                 return new Zend_Pdf_Resource_Image_Tiff($filename);
  53                 break;
  54             case 'png':
  55                 return new Zend_Pdf_Resource_Image_Png($filename);
  56                 break;
  57             case 'jpg':
  58                 //Fall through to next case;
  59             case 'jpe':
  60                 //Fall through to next case;
  61             case 'jpeg':
  62                 return new Zend_Pdf_Resource_Image_Jpeg($filename);
  63                 break;
  64             default:
  65                 throw new Zend_Pdf_Exception("Cannot create image resource. File extension not known or unsupported type.");
  66                 break;
  67         }
  68     }
  69 }
  70