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site/jpgraph/Examples/basic_contourex03-1.php 915 Bytes
8ec98c9f   Guillaume   MAJ
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  <?php // content="text/plain; charset=utf-8"
  // Basic contour plot example
  
  require_once ('jpgraph/jpgraph.php');
  require_once ('jpgraph/jpgraph_contour.php');
  
  $data = array(
              array ( 12,7,3,15 ),
              array ( 18,5,1, 9 ),
              array ( 13,9,5,12),
              array (  5,3,8, 9 ),
              array (  1,8,5, 7 ));
  
  
  // Basic contour graph
  $graph = new Graph(350,250);
  $graph->SetScale('intint');
  
  // Show axis on all sides
  $graph->SetAxisStyle(AXSTYLE_BOXOUT);
  
  // Adjust the margins to fit the margin
  $graph->SetMargin(30,100,40,30);
  
  // Setup
  $graph->title->Set('Basic contour plot with multiple axis');
  $graph->title->SetFont(FF_ARIAL,FS_BOLD,12);
  
  // A simple contour plot with default arguments (e.g. 10 isobar lines)
  $cp = new ContourPlot($data,10,1);
  
  // Display the legend
  $cp->ShowLegend();
  
  $graph->Add($cp);
  
  // ... and send the graph back to the browser
  $graph->Stroke();
  
  ?>