<?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) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: UpdateInfoContainer.php 20096 2010-01-06 02:05:09Z bkarwin $

 */

/**

 * Container which collects updated object info.

 *

 * @package    Zend_Pdf

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Pdf_UpdateInfoContainer

{

    /**

     * Object number

     *

     * @var integer

     */

    private $_objNum;

    /**

     * Generation number

     *

     * @var integer

     */

    private $_genNum;

    /**

     * Flag, which signals, that object is free

     *

     * @var boolean

     */

    private $_isFree;

    /**

     * String representation of the object

     *

     * @var Zend_Memory_Container|null

     */

    private $_dump = null;

    /**

     * Object constructor

     *

     * @param integer $objCount

     */

    public function __construct($objNum, $genNum, $isFree, $dump = null)

    {

        $this->_objNum = $objNum;

        $this->_genNum = $genNum;

        $this->_isFree = $isFree;

        if ($dump !== null) {

            if (strlen($dump) > 1024) {

                require_once 'Zend/Pdf.php';

                $this->_dump = Zend_Pdf::getMemoryManager()->create($dump);

            } else {

                $this->_dump = $dump;

            }

        }

    }

    /**

     * Get object number

     *

     * @return integer

     */

    public function getObjNum()

    {

        return $this->_objNum;

    }

    /**

     * Get generation number

     *

     * @return integer

     */

    public function getGenNum()

    {

        return $this->_genNum;

    }

    /**

     * Check, that object is free

     *

     * @return boolean

     */

    public function isFree()

    {

        return $this->_isFree;

    }

    /**

     * Get string representation of the object

     *

     * @return string

     */

    public function getObjectDump()

    {

        if ($this->_dump === null) {

            return '';

        }

        if (is_string($this->_dump)) {

            return $this->_dump;

        }

        return $this->_dump->getRef();

    }

}