[Sommaire] [Imprimer]

   1  <?php
   2  
   3  /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
   4  
   5  /**
   6   * Image_Graph - Main class for the graph creation.
   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   * @author     Jesper Veggerby <pear.nosey@veggerby.dk>
  24   * @copyright  Copyright (C) 2003, 2004 Jesper Veggerby Hansen
  25   * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1
  26   * @version    CVS: $Id: Simple.php,v 1.8 2005/08/24 20:35:54 nosey Exp $
  27   * @link       http://pear.php.net/package/Image_Graph
  28   */
  29  
  30  /**
  31   * Include file Image/Graph.php
  32   */
  33  require_once  'Image/Graph.php';
  34  
  35  /**
  36   * Class for simple creation of graphs
  37   *
  38   * @category   Images
  39   * @package    Image_Graph
  40   * @author     Jesper Veggerby <pear.nosey@veggerby.dk>
  41   * @copyright  Copyright (C) 2003, 2004 Jesper Veggerby Hansen
  42   * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1
  43   * @version    Release: 0.7.2
  44   * @link       http://pear.php.net/package/Image_Graph
  45   */
  46  class Image_Graph_Simple extends Image_Graph
  47  {
  48  
  49      /**
  50       * Image_Graph_Simple [Constructor]
  51       *
  52       * @param int $width The width of the graph in pixels
  53       * @param int $height The height of the graph in pixels
  54       */
  55      function Image_Graph_Simple($width, $height, $plotType, $data, $title, $lineColor = 'black', $fillColor = 'white', $font = false)
  56      {
  57          parent::Image_Graph($width, $height);
  58  
  59          $plotarea =& Image_Graph::factory('plotarea');
  60  
  61          $dataset =& Image_Graph::factory('dataset', array($data));
  62  
  63          if ($font === false) {
  64              $font =& Image_Graph::factory('Image_Graph_Font');
  65          } elseif (is_string($font)) {
  66              $font =& Image_Graph::factory('ttf_font', $font);
  67              $font->setSize(8);
  68          }
  69  
  70          $this->setFont($font);
  71  
  72          $this->add(
  73              Image_Graph::vertical(
  74                  Image_Graph::factory('title',
  75                      array(
  76                          $title,
  77                          array('size_rel' => 2)
  78                      )
  79                  ),
  80                  $plotarea,
  81                  10
  82              )
  83          );
  84  
  85          $plotarea->addNew('line_grid', array(), IMAGE_GRAPH_AXIS_Y);
  86  
  87          $plot =& $plotarea->addNew($plotType, array(&$dataset));
  88          $plot->setLineColor($lineColor);
  89          $plot->setFillColor($fillColor);
  90  
  91          $axisX =& $plotarea->getAxis(IMAGE_GRAPH_AXIS_X);
  92          $axisX->showLabel(
  93              IMAGE_GRAPH_LABEL_MINIMUM +
  94              IMAGE_GRAPH_LABEL_ZERO +
  95              IMAGE_GRAPH_LABEL_MAXIMUM
  96          );
  97  
  98      }
  99  
 100      /**
 101       * Factory method to create the Image_Simple_Graph object.
 102       */
 103      function &factory($width, $height, $plotType, $data, $title, $lineColor = 'black', $fillColor = 'white', $font = false)
 104      {
 105          $obj =& Image_Graph::factory('Image_Graph_Simple',
 106              array(
 107                  $width,
 108                  $height,
 109                  $plotType,
 110                  $data,
 111                  $title,
 112                  $lineColor,
 113                  $fillColor,
 114                  $font
 115              )
 116          );
 117          return $obj;
 118      }
 119  
 120  }
 121  ?>