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site/jpgraph/Examples/windrose_ex8.php 1.34 KB
8ec98c9f   Guillaume   MAJ
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  <?php
  require_once ('jpgraph/jpgraph.php');
  require_once ('jpgraph/jpgraph_windrose.php');
  
  // Data can be specified using both ordinal index of the axis
  // as well as the direction label.
  $data = array(
      '45.9' => array(3,2,1,2,2),
      355 => array(1,1,1.5,2),
      180 => array(1,1,1.5,2),
      150 => array(1,2,1,3),
      'S' => array(2,3,5,1),
      );
  
  // Add some labels for  afew of the directions
  $labels = array(355=>"At\nHome base",180=>"Probe\n123",150=>"Power\nplant");
  
  // Define the color,weight and style of some individual radial grid lines.
  $axiscolors = array(355=>"red");
  $axisweights = array(355=>8);
  $axisstyles = array(355=>'solid',150=>'solid');
  
  // First create a new windrose graph with a title
  $graph = new WindroseGraph(400,500);
  $graph->title->Set('Windrose example 8');
  $graph->title->SetFont(FF_VERDANA,FS_BOLD,14);
  $graph->title->SetColor('navy');
  
  // Create the free windrose plot.
  $wp = new WindrosePlot($data);
  $wp->SetType(WINDROSE_TYPEFREE);
  
  // Specify colors weights and style for the radial gridlines
  $wp->SetRadialColors($axiscolors);
  $wp->SetRadialWeights($axisweights);
  $wp->SetRadialStyles($axisstyles);
  
  // Add a few labels
  $wp->SetLabels($labels);
  
  // Add some "arbitrary" text to the center
  $wp->scale->SetZeroLabel("SOx\n8%%");
  
  // Finally add it to the graph and send back to client
  $graph->Add($wp);
  $graph->Stroke();
  ?>