78 Zeilen
Kein EOL
2,5 KiB
PHP
78 Zeilen
Kein EOL
2,5 KiB
PHP
<?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_Paginator
|
|
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
|
|
* @license http://framework.zend.com/license/new-bsd New BSD License
|
|
* @version $Id$
|
|
*/
|
|
|
|
/**
|
|
* @see Zend_Paginator_ScrollingStyle_Interface
|
|
*/
|
|
require_once 'Zend/Paginator/ScrollingStyle/Interface.php';
|
|
|
|
/**
|
|
* A Yahoo! Search-like scrolling style. The cursor will advance to
|
|
* the middle of the range, then remain there until the user reaches
|
|
* the end of the page set, at which point it will continue on to
|
|
* the end of the range and the last page in the set.
|
|
*
|
|
* @link http://search.yahoo.com/search?p=Zend+Framework
|
|
* @category Zend
|
|
* @package Zend_Paginator
|
|
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
|
|
* @license http://framework.zend.com/license/new-bsd New BSD License
|
|
*/
|
|
class Zend_Paginator_ScrollingStyle_Sliding implements Zend_Paginator_ScrollingStyle_Interface
|
|
{
|
|
/**
|
|
* Returns an array of "local" pages given a page number and range.
|
|
*
|
|
* @param Zend_Paginator $paginator
|
|
* @param integer $pageRange (Optional) Page range
|
|
* @return array
|
|
*/
|
|
public function getPages(Zend_Paginator $paginator, $pageRange = null)
|
|
{
|
|
if ($pageRange === null) {
|
|
$pageRange = $paginator->getPageRange();
|
|
}
|
|
|
|
$pageNumber = $paginator->getCurrentPageNumber();
|
|
$pageCount = count($paginator);
|
|
|
|
if ($pageRange > $pageCount) {
|
|
$pageRange = $pageCount;
|
|
}
|
|
|
|
$delta = ceil($pageRange / 2);
|
|
|
|
if ($pageNumber - $delta > $pageCount - $pageRange) {
|
|
$lowerBound = $pageCount - $pageRange + 1;
|
|
$upperBound = $pageCount;
|
|
} else {
|
|
if ($pageNumber - $delta < 0) {
|
|
$delta = $pageNumber;
|
|
}
|
|
|
|
$offset = $pageNumber - $delta;
|
|
$lowerBound = $offset + 1;
|
|
$upperBound = $offset + $pageRange;
|
|
}
|
|
|
|
return $paginator->getPagesInRange($lowerBound, $upperBound);
|
|
}
|
|
} |