[Sommaire] [Imprimer]

   1  <?php
   2  /* Copyright (c) 2003-2004 Rodolphe Quiedeville <rodolphe@quiedeville.org>
   3   * Copyright (c) 2004-2005 Laurent Destailleur  <eldy@users.sourceforge.net>
   4   * 
   5   * This program is free software; you can redistribute it and/or modify
   6   * it under the terms of the GNU General Public License as published by
   7   * the Free Software Foundation; either version 2 of the License, or
   8   * (at your option) any later version.
   9   *
  10   * This program is distributed in the hope that it will be useful,
  11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13   * GNU General Public License for more details.
  14   *
  15   * You should have received a copy of the GNU General Public License
  16   * along with this program; if not, write to the Free Software
  17   * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18   *
  19   * $Id: bargraph.class.php,v 1.11 2005/07/16 14:26:36 eldy Exp $
  20   * $Source: /cvsroot/dolibarr/dolibarr/htdocs/bargraph.class.php,v $
  21   */
  22  
  23  /**
  24          \file       htdocs/bargraph.class.php
  25          \brief      Fichier de la classe de gestion de graphs phplot
  26          \version    $Revision: 1.11 $
  27  */
  28  
  29  include_once (DOL_DOCUMENT_ROOT."/graph.class.php");
  30  
  31  
  32  /**
  33          \class      BarGraph
  34          \brief      Classe permettant la gestion des graphs Bar a travers de PHPlot
  35          \remarks    Usage: 
  36                      $graph_data = array("1"=>10,"2"=>20);
  37                      $px = new BarGraph();
  38                      $px->SetData($graph_data);
  39                      $px->SetTitle("title");
  40                      $px->SetLegend(array("Val1","Val2"));
  41                      $px->SetWidth(width);
  42                      $px->SetHeight(height);
  43                      $px->draw("file.png");
  44  */
  45  
  46  class BarGraph extends Graph
  47  {
  48      var $db;
  49      var $error;
  50    
  51  
  52      /**
  53       *    \brief      Initialisation graphe
  54       *    \return     int     <0 si ko, >0 si ok
  55       */
  56      function BarGraph()
  57      {
  58          global $conf;
  59          
  60          // Test si module GD présent
  61          $modules_list = get_loaded_extensions();
  62          $isgdinstalled=0;
  63          foreach ($modules_list as $module)
  64          {
  65              if ($module == 'gd') { $isgdinstalled=1; }
  66          }
  67          if (! $isgdinstalled) {
  68              $this->error="Erreur: Le module GD pour php ne semble pas disponible. Il est requis pour générer les graphiques.";
  69              return -1;
  70          }
  71      
  72          // Défini propriétés de l'objet graphe
  73          $this->data = $data;    // En general data non defini qd on crée objet
  74      
  75          $this->bordercolor = array(235,235,224);
  76          $this->datacolor = array(array(204,204,179), array(187,187,136), array(235,235,224));
  77          $this->bgcolor = array(235,235,224);
  78  
  79          $color_file = DOL_DOCUMENT_ROOT."/theme/".$conf->theme."/graph-color.php";
  80          if (is_readable($color_file))
  81          {
  82              include($color_file);
  83              if (isset($theme_bordercolor)) $this->bordercolor = $theme_bordercolor;
  84              if (isset($theme_datacolor))   $this->datacolor   = $theme_datacolor;
  85              if (isset($theme_bgcolor))     $this->bgcolor     = $theme_bgcolor;
  86          }
  87      
  88          $this->precision_y = 0;
  89      
  90          $this->width = 400;
  91          $this->height = 200;
  92      
  93          $this->PlotType = 'bars';
  94      
  95          return 1;
  96      }
  97  
  98  
  99      function isGraphKo()
 100      {
 101          return $this->error;
 102      }
 103  
 104  }
 105  
 106  ?>