[Sommaire] [Imprimer]

   1  <?php
   2  include  ("../jpgraph.php");
   3  include  ("../jpgraph_line.php");
   4  
   5  // Some data
   6  $datax = array("2001-04-01","2001-04-02","2001-04-03",
   7                     "2001-04-04","2001-04-05","2001-04-06");
   8  $datay = array(28,13,24,"",90,11);
   9  $data2y = array(11,41,"-",33,"-",63);
  10  
  11  // A nice graph with anti-aliasing
  12  $graph = new Graph(450,250,"auto");
  13  $graph->img->SetMargin(40,170,40,80);    
  14  //$graph->img->SetAntiAliasing();
  15  $graph->SetScale("textlin");
  16  $graph->SetShadow();
  17  $graph->title->Set("Line plot with null values");
  18  
  19  // Use built in font
  20  $graph->title->SetFont(FF_FONT1,FS_BOLD);
  21  
  22  // Slightly adjust the legend from it's default position in the
  23  // top right corner. 
  24  $graph->legend->Pos(0.03,0.5,"right","center");
  25  
  26  // Setup X-scale
  27  $graph->xaxis->SetTickLabels($datax);
  28  $graph->xaxis->SetFont(FF_FONT1);
  29  $graph->xaxis->SetLabelAngle(90);
  30  
  31  // Create the first line
  32  $p1 = new LinePlot($datay);
  33  $p1->mark->SetType(MARK_FILLEDCIRCLE);
  34  $p1->mark->SetFillColor("red");
  35  $p1->mark->SetWidth(4);
  36  $p1->SetColor("blue");
  37  $p1->SetCenter();
  38  $p1->SetLegend("Undefined variant 1");
  39  $graph->Add($p1);
  40  
  41  // ... and the second
  42  $p2 = new LinePlot($data2y);
  43  $p2->mark->SetType(MARK_STAR);
  44  $p2->mark->SetFillColor("red");
  45  $p2->mark->SetWidth(4);
  46  $p2->SetColor("red");
  47  $p2->SetCenter();
  48  $p2->SetLegend("Undefined variant 2");
  49  $graph->Add($p2);
  50  
  51  // Output line
  52  $graph->Stroke();
  53  
  54  ?>
  55  
  56