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Stream.php
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Stream.php
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<?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_Element */
require_once 'Zend/Pdf/Element.php';
/**
* PDF file 'stream' element implementation
*
* @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
*/
class Zend_Pdf_Element_Stream extends Zend_Pdf_Element
{
/**
* Object value
*
* @var string
*/
public $value;
/**
* Object constructor
*
* @param string $val
*/
public function __construct($val)
{
$this->value = (string)$val;
}
/**
* Return type of the element.
*
* @return integer
*/
public function getType()
{
return Zend_Pdf_Element::TYPE_STREAM;
}
/**
* Stream length.
* (Method is used to avoid string copying, which may occurs in some cases)
*
* @return integer
*/
public function length()
{
return strlen($this->value);
}
/**
* Clear stream
*
*/
public function clear()
{
$this->value = '';
}
/**
* Append value to a stream
*
* @param mixed $val
*/
public function append($val)
{
$this->value .= (string)$val;
}
/**
* Return object as string
*
* @param Zend_Pdf_Factory $factory
* @return string
*/
public function toString($factory = null)
{
return "stream\n\r" . $this->value . "\n\rendstream";
}
}