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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Pdf
* @subpackage Actions
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id$
*/
/**
* PDF target (action or destination)
*
* @package Zend_Pdf
* @subpackage Actions
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Pdf_Target
{
/**
* Parse resource and return it as an Action or Explicit Destination
*
* $param Zend_Pdf_Element $resource
* @return Zend_Pdf_Destination|
* @throws Zend_Pdf_Exception
*/
public static function load(Zend_Pdf_Element $resource) {
require_once 'Zend/Pdf/Element.php';
if ($resource->getType() == Zend_Pdf_Element::TYPE_DICTIONARY) {
if (($resource->Type === null || $resource->Type->value =='Action') && $resource->S !== null) {
// It's a well-formed action, load it
require_once 'Zend/Pdf/Action.php';
return Zend_Pdf_Action::load($resource);
} else if ($resource->D !== null) {
// It's a destination
$resource = $resource->D;
} else {
require_once 'Zend/Pdf/Exception.php';
throw new Zend_Pdf_Exception('Wrong resource type.');
}
}
if ($resource->getType() == Zend_Pdf_Element::TYPE_ARRAY ||
$resource->getType() == Zend_Pdf_Element::TYPE_NAME ||
$resource->getType() == Zend_Pdf_Element::TYPE_STRING) {
// Resource is an array, just treat it as an explicit destination array
require_once 'Zend/Pdf/Destination.php';
return Zend_Pdf_Destination::load($resource);
} else {
require_once 'Zend/Pdf/Exception.php';
throw new Zend_Pdf_Exception( 'Wrong resource type.' );
}
}
/**
* Get resource
*
* @internal
* @return Zend_Pdf_Element
*/
abstract public function getResource();
}
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