1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Paginator

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

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

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

    20  */

    21 

    22 /**

    23  * @see Zend_Paginator_ScrollingStyle_Interface

    24  */

    25 require_once 'Zend/Paginator/ScrollingStyle/Interface.php';

    26 

    27 /**

    28  * A scrolling style in which the cursor advances to the upper bound

    29  * of the page range, the page range "jumps" to the next section, and

    30  * the cursor moves back to the beginning of the range.

    31  *

    32  * @category   Zend

    33  * @package    Zend_Paginator

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

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

    36  */

    37 class Zend_Paginator_ScrollingStyle_Jumping implements Zend_Paginator_ScrollingStyle_Interface

    38 {

    39     /**

    40      * Returns an array of "local" pages given a page number and range.

    41      *

    42      * @param  Zend_Paginator $paginator

    43      * @param  integer $pageRange Unused

    44      * @return array

    45      */

    46     public function getPages(Zend_Paginator $paginator, $pageRange = null)

    47     {

    48         $pageRange  = $paginator->getPageRange();

    49         $pageNumber = $paginator->getCurrentPageNumber();

    50 

    51         $delta = $pageNumber % $pageRange;

    52 

    53         if ($delta == 0) {

    54             $delta = $pageRange;

    55         }

    56 

    57         $offset     = $pageNumber - $delta;

    58         $lowerBound = $offset + 1;

    59         $upperBound = $offset + $pageRange;

    60 

    61         return $paginator->getPagesInRange($lowerBound, $upperBound);

    62     }

    63 }