8398c9048d
code was modified slightly, so the code differs from the original downloadable 1.9.5 version
110 lines
3.2 KiB
PHP
110 lines
3.2 KiB
PHP
<?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
|
|
* @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: Resource.php 16541 2009-07-07 06:59:03Z bkarwin $
|
|
*/
|
|
|
|
|
|
/** Zend_Pdf_ElementFactory */
|
|
require_once 'Zend/Pdf/ElementFactory.php';
|
|
|
|
/** Zend_Pdf_Element_Object */
|
|
require_once 'Zend/Pdf/Element/Object.php';
|
|
|
|
/** Zend_Pdf_Element_Dictionary */
|
|
require_once 'Zend/Pdf/Element/Dictionary.php';
|
|
|
|
|
|
/**
|
|
* PDF file Resource abstraction
|
|
*
|
|
* @package Zend_Pdf
|
|
* @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_Resource
|
|
{
|
|
/**
|
|
* Each Pdf resource (fonts, images, ...) interacts with a PDF itself.
|
|
* It creates appropriate PDF objects, structures and sometime embedded files.
|
|
* Resources are referenced in content streams by names, which are stored in
|
|
* a page resource dictionaries.
|
|
*
|
|
* Thus, resources must be attached to the PDF.
|
|
*
|
|
* Resource abstraction uses own PDF object factory to store all necessary information.
|
|
* At the render time internal object factory is appended to the global PDF file
|
|
* factory.
|
|
*
|
|
* Resource abstraction also cashes information about rendered PDF files and
|
|
* doesn't duplicate resource description each time then Resource is rendered
|
|
* (referenced).
|
|
*
|
|
* @var Zend_Pdf_ElementFactory_Interface
|
|
*/
|
|
protected $_objectFactory;
|
|
|
|
/**
|
|
* Main resource object
|
|
*
|
|
* @var Zend_Pdf_Element_Object
|
|
*/
|
|
protected $_resource;
|
|
|
|
/**
|
|
* Object constructor.
|
|
*
|
|
* If resource is not a Zend_Pdf_Element object, then stream object with specified value is
|
|
* generated.
|
|
*
|
|
* @param Zend_Pdf_Element|string $resource
|
|
*/
|
|
public function __construct($resource)
|
|
{
|
|
$this->_objectFactory = Zend_Pdf_ElementFactory::createFactory(1);
|
|
if ($resource instanceof Zend_Pdf_Element) {
|
|
$this->_resource = $this->_objectFactory->newObject($resource);
|
|
} else {
|
|
$this->_resource = $this->_objectFactory->newStreamObject($resource);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get resource.
|
|
* Used to reference resource in an internal PDF data structures (resource dictionaries)
|
|
*
|
|
* @internal
|
|
* @return Zend_Pdf_Element_Object
|
|
*/
|
|
public function getResource()
|
|
{
|
|
return $this->_resource;
|
|
}
|
|
|
|
/**
|
|
* Get factory.
|
|
*
|
|
* @internal
|
|
* @return Zend_Pdf_ElementFactory_Interface
|
|
*/
|
|
public function getFactory()
|
|
{
|
|
return $this->_objectFactory;
|
|
}
|
|
}
|
|
|