【php开源代码栏目提醒】:网学会员鉴于大家对php开源代码十分关注,论文会员在此为大家搜集整理了“Resource.php”一文,供大家参考学习
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to version 1.0 of the Zend Framework
* license, that is bundled with this package in the file LICENSE, and
* is available through the world-wide-web at the following URL:
* http://www.zend.com/license/framework/1_0.txt. If you did not receive
* a copy of the Zend Framework license and are unable to obtain it
* through the world-wide-
web, please send a note to license@zend.com
* so we can mail you a copy immediately.
*
* @package Zend_Pdf
* @copyright Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
*/
/** 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) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
*/
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
*/
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->_processedFacories = array();
$this->_objectFactory = new Zend_Pdf_ElementFactory(1);
if ($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)
*
* @return Zend_Pdf_Element_Object
*/
public function getResource()
{
return $this->_resource;
}
}