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site/jpgraph/Examples/polarex5.php 833 Bytes
8ec98c9f   Guillaume   MAJ
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  <?php // content="text/plain; charset=utf-8"
  // A simple Polar graph, example 2
  
  require_once ('jpgraph/jpgraph.php');
  require_once ('jpgraph/jpgraph_polar.php');
  
  
  $data = array(0,1,10,2,30,25,40,60,
  	      50,110,60,160,70,210,75,230,80,260,
  	      85,270,90,280,
  	      95,270,100,260,105,230,
  	      110,210,120,160,130,110,140,60,
  	      150,25,170,2,180,1);
  
  
  $graph = new PolarGraph(300,350);
  $graph->SetScale('log');
  
  // Show both major and minor grid lines
  $graph->axis->ShowGrid(true,true);
  
  $graph->title->Set('Polar plot #5');
  $graph->title->SetFont(FF_FONT2,FS_BOLD);
  $graph->title->SetColor('navy');
  
  // Hide last labels on the Radius axis
  // They intersect with the box otherwise
  $graph->axis->HideLastTickLabel();
  
  $p = new PolarPlot($data);
  $p->SetFillColor('lightred@0.5');
  
  $graph->Add($p);
  
  $graph->Stroke();
  
  ?>