[Sommaire] [Imprimer]

   1  <?php
   2  include  ("../jpgraph.php");
   3  include  ("../jpgraph_bar.php");
   4  
   5  $data = array(0.1235,0.4567,0.67,0.45,0.832);
   6  
   7  // Callback function
   8  // Get called with the actual value and should return the
   9  // value to be displayed as a string
  10  function cbFmtPercentage($aVal) {
  11      return sprintf("%.1f%%",100*$aVal); // Convert to string
  12  }
  13  
  14  // Create the graph. 
  15  $graph = new Graph(400,300);    
  16  $graph->SetScale("textlin");
  17  
  18  // Create a bar plots
  19  $bar1 = new BarPlot($data);
  20  
  21  // Setup the callback function
  22  $bar1->value->SetFormatCallback("cbFmtPercentage");
  23  $bar1->value->Show();
  24  
  25  // Add the plot to the graph
  26  $graph->Add($bar1);
  27  
  28  // .. and send the graph back to the browser
  29  $graph->Stroke();
  30  ?>