[Sommaire] [Imprimer]

   1  <?php
   2  
   3  /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
   4  
   5  /**
   6   * Image_Graph - PEAR PHP OO Graph Rendering Utility.
   7   *
   8   * PHP versions 4 and 5
   9   *
  10   * LICENSE: This library is free software; you can redistribute it and/or modify
  11   * it under the terms of the GNU Lesser General Public License as published by
  12   * the Free Software Foundation; either version 2.1 of the License, or (at your
  13   * option) any later version. This library is distributed in the hope that it
  14   * will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
  15   * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
  16   * General Public License for more details. You should have received a copy of
  17   * the GNU Lesser General Public License along with this library; if not, write
  18   * to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19   * 02111-1307 USA
  20   *
  21   * @category   Images
  22   * @package    Image_Graph
  23   * @subpackage DataSelector
  24   * @author     Jesper Veggerby <pear.nosey@veggerby.dk>
  25   * @copyright  Copyright (C) 2003, 2004 Jesper Veggerby Hansen
  26   * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1
  27   * @version    CVS: $Id: Values.php,v 1.2 2005/10/05 20:51:21 nosey Exp $
  28   * @link       http://pear.php.net/package/Image_Graph
  29   */
  30  
  31  /**
  32   * Include file Image/Graph/DataSelector.php
  33   */
  34  require_once  'Image/Graph/DataSelector.php';
  35  
  36  /**
  37   * Filter out all but the specified values.
  38   *
  39   * @category   Images
  40   * @package    Image_Graph
  41   * @subpackage DataSelector
  42   * @author     Jesper Veggerby <pear.nosey@veggerby.dk>
  43   * @copyright  Copyright (C) 2003, 2004 Jesper Veggerby Hansen
  44   * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1
  45   * @version    Release: 0.7.2
  46   * @link       http://pear.php.net/package/Image_Graph
  47   */
  48  class Image_Graph_DataSelector_Values extends Image_Graph_DataSelector {
  49  
  50      /**
  51       * The array with values that should be included
  52       * @var array
  53       * @access private
  54       */
  55      var $_values;
  56  
  57      /**
  58       * ValueArray [Constructor]
  59       *
  60       * @param array $valueArray The array to use as filter (default empty) 
  61       */
  62      function &Image_Graph_DataSelector_Values($values)
  63      {
  64          parent::Image_Graph_DataSelector();
  65          $this->_values = $values;
  66      }
  67  
  68      /**
  69       * Sets the array to use
  70       */
  71      function setValueArray($values)
  72      {
  73          $this->_values = $values;
  74      }
  75  
  76      /**
  77       * Check if a specified value should be 'selected', ie shown as a marker
  78       *
  79       * @param array $values The values to check
  80       * @return bool True if the Values should cause a marker to be shown, false
  81       *   if not
  82       * @access private
  83       */
  84       function _select($values)
  85       {
  86          return ( in_array($values['Y'], $this->_values) );
  87       }
  88  }
  89  
  90  ?>