<?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 Destination

 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

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

 * @version    $Id: Destination.php 24593 2012-01-05 20:35:02Z matthew $

 */

/** Internally used classes */

require_once 'Zend/Pdf/Element.php';

/** Zend_Pdf_Target */

require_once 'Zend/Pdf/Target.php';

/**

 * Abstract PDF destination representation class

 *

 * @package    Zend_Pdf

 * @subpackage Destination

 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

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

 */

abstract class Zend_Pdf_Destination extends Zend_Pdf_Target

{

    /**

     * Load Destination object from a specified resource

     *

     * @internal

     * @param Zend_Pdf_Element $resource

     * @return Zend_Pdf_Destination

     */

    public static function load(Zend_Pdf_Element $resource)

    {

        require_once 'Zend/Pdf/Element.php';

        if ($resource->getType() == Zend_Pdf_Element::TYPE_NAME  ||  $resource->getType() == Zend_Pdf_Element::TYPE_STRING) {

            require_once 'Zend/Pdf/Destination/Named.php';

            return new Zend_Pdf_Destination_Named($resource);

        }

        if ($resource->getType() != Zend_Pdf_Element::TYPE_ARRAY) {

            require_once 'Zend/Pdf/Exception.php';

            throw new Zend_Pdf_Exception('An explicit destination must be a direct or an indirect array object.');

        }

        if (count($resource->items) < 2) {

            require_once 'Zend/Pdf/Exception.php';

            throw new Zend_Pdf_Exception('An explicit destination array must contain at least two elements.');

        }

        switch ($resource->items[1]->value) {

            case 'XYZ':

                require_once 'Zend/Pdf/Destination/Zoom.php';

                return new Zend_Pdf_Destination_Zoom($resource);

                break;

            case 'Fit':

                require_once 'Zend/Pdf/Destination/Fit.php';

                return new Zend_Pdf_Destination_Fit($resource);

                break;

            case 'FitH':

                require_once 'Zend/Pdf/Destination/FitHorizontally.php';

                return new Zend_Pdf_Destination_FitHorizontally($resource);

                break;

            case 'FitV':

                require_once 'Zend/Pdf/Destination/FitVertically.php';

                return new Zend_Pdf_Destination_FitVertically($resource);

                break;

            case 'FitR':

                require_once 'Zend/Pdf/Destination/FitRectangle.php';

                return new Zend_Pdf_Destination_FitRectangle($resource);

                break;

            case 'FitB':

                require_once 'Zend/Pdf/Destination/FitBoundingBox.php';

                return new Zend_Pdf_Destination_FitBoundingBox($resource);

                break;

            case 'FitBH':

                require_once 'Zend/Pdf/Destination/FitBoundingBoxHorizontally.php';

                return new Zend_Pdf_Destination_FitBoundingBoxHorizontally($resource);

                break;

            case 'FitBV':

                require_once 'Zend/Pdf/Destination/FitBoundingBoxVertically.php';

                return new Zend_Pdf_Destination_FitBoundingBoxVertically($resource);

                break;

            default:

                require_once 'Zend/Pdf/Destination/Unknown.php';

                return new Zend_Pdf_Destination_Unknown($resource);

                break;

        }

    }

}