<?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

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

 */

/** Internally used classes */

/** Zend_Pdf_Element_Name */

require_once 'Zend/Pdf/Element/Name.php';

/** Zend_Pdf_Resource */

require_once 'Zend/Pdf/Resource.php';

/**

 * Image abstraction.

 *

 * @package    Zend_Pdf

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

 */

abstract class Zend_Pdf_Resource_Image extends Zend_Pdf_Resource

{

    /**

     * Object constructor.

     */

    public function __construct()

    {

        parent::__construct('');

        $this->_resource->dictionary->Type    = new Zend_Pdf_Element_Name('XObject');

        $this->_resource->dictionary->Subtype = new Zend_Pdf_Element_Name('Image');

    }

    /**

     * get the height in pixels of the image

     *

     * @return integer

     */

    abstract public function getPixelHeight();

    /**

     * get the width in pixels of the image

     *

     * @return integer

     */

    abstract public function getPixelWidth();

    /**

     * gets an associative array of information about an image

     *

     * @return array

     */

    abstract public function getProperties();

}