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khosb/includes/pear/Image/Graph/DataSelector/Values.php

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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* Image_Graph - PEAR PHP OO Graph Rendering Utility.
*
* PHP versions 4 and 5
*
* LICENSE: This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version. This library is distributed in the hope that it
* will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
* General Public License for more details. You should have received a copy of
* the GNU Lesser General Public License along with this library; if not, write
* to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*
* @category Images
* @package Image_Graph
* @subpackage DataSelector
* @author Jesper Veggerby <pear.nosey@veggerby.dk>
* @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
* @version CVS: $Id: Values.php,v 1.2 2005/10/05 20:51:21 nosey Exp $
* @link http://pear.php.net/package/Image_Graph
*/
/**
* Include file Image/Graph/DataSelector.php
*/
require_once 'Image/Graph/DataSelector.php';
/**
* Filter out all but the specified values.
*
* @category Images
* @package Image_Graph
* @subpackage DataSelector
* @author Jesper Veggerby <pear.nosey@veggerby.dk>
* @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
* @version Release: @package_version@
* @link http://pear.php.net/package/Image_Graph
*/
class Image_Graph_DataSelector_Values extends Image_Graph_DataSelector {
/**
* The array with values that should be included
* @var array
* @access private
*/
var $_values;
/**
* ValueArray [Constructor]
*
* @param array $valueArray The array to use as filter (default empty)
*/
function &Image_Graph_DataSelector_Values($values)
{
parent::Image_Graph_DataSelector();
$this->_values = $values;
}
/**
* Sets the array to use
*/
function setValueArray($values)
{
$this->_values = $values;
}
/**
* Check if a specified value should be 'selected', ie shown as a marker
*
* @param array $values The values to check
* @return bool True if the Values should cause a marker to be shown, false
* if not
* @access private
*/
function _select($values)
{
return ( in_array($values['Y'], $this->_values) );
}
}
?>