[Sommaire] [Imprimer]

   1  <?php
   2  include  ("../jpgraph.php");
   3  include  ("../jpgraph_scatter.php");
   4  
   5  
   6  // Make a circle with a scatterplot
   7  $steps=16;
   8  for($i=0; $i<$steps; ++$i) {
   9      $a=2*M_PI/$steps*$i;
  10      $datax[$i]=cos($a);
  11      $datay[$i]=sin($a);
  12  }
  13  
  14  
  15  $graph = new Graph(300,200,"auto");
  16  $graph->SetScale("linlin");
  17  
  18  $graph->img->SetMargin(40,40,40,40);        
  19  
  20  $graph->SetShadow();
  21  $graph->title->Set("Linked scatter plot");
  22  $graph->title->SetFont(FF_FONT1,FS_BOLD);
  23  
  24  // 10% top and bottom grace
  25  $graph->yscale->SetGrace(5,5);
  26  $graph->xscale->SetGrace(1,1);
  27  
  28  $sp1 = new ScatterPlot($datay,$datax);
  29  $sp1->mark->SetType(MARK_FILLEDCIRCLE);
  30  $sp1->mark->SetFillColor("red");
  31  $sp1->SetColor("blue");
  32  
  33  //$sp1->SetWeight(3);
  34  $sp1->mark->SetWidth(4);
  35  $sp1->SetLinkPoints();
  36  
  37  $graph->Add($sp1);
  38  
  39  $graph->Stroke();
  40  
  41  ?>
  42  
  43