$graph->title->Set('Windrose example 6');
$graph->title->SetFont(FF_VERDANA, FS_BOLD, 12);
$graph->title->SetColor('navy');
$graph->subtitle->Set('(Free type plot)');
$graph->subtitle->SetFont(FF_VERDANA, FS_ITALIC, 10);
$graph->subtitle->SetColor('navy');
// Create the windrose plot.
$wp = new WindrosePlot($data);
// Setup a free plot
$wp->SetType(WINDROSE_TYPEFREE);
// Setup labels
$wp->SetLabels($labels);
$wp->SetLabelPosition(LBLPOSITION_CENTER);
$wp->SetLabelMargin(30);
// Setup the colors for the ranges
$wp->SetRangeColors($rangeColors);
// Adjust the font and font color for scale labels
$wp->scale->SetFont(FF_ARIAL, FS_NORMAL, 9);
// Set the diameter and position for plot
$wp->SetSize(230);
$wp->SetZCircleSize(30);
// Adjust the font and font color for compass directions
$wp->SetFont(FF_ARIAL, FS_NORMAL, 10);
$wp->SetFontColor('darkgreen');
// Adjust grid colors
$wp->SetGridColor('darkgreen@0.7', 'blue');
// Add (m/s) text to legend
$wp->legend->SetText('(m/s)');
// Display legend values with no decimals
$wp->legend->SetFormat('%d');
// Add plot to graph and send back to the client
<?php
require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_windrose.php';
// Data can be specified using both ordinal idex of axis as well
// as the direction label
$data = array(1 => array(10, 10, 13, 7), 2 => array(2, 8, 10), 4 => array(1, 12, 22));
$data2 = array(4 => array(12, 8, 2, 3), 2 => array(5, 4, 4, 5, 2));
// Create a new small windrose graph
$graph = new WindroseGraph(660, 400);
$graph->SetShadow();
$graph->title->Set('Two windrose plots in one graph');
$graph->title->SetFont(FF_ARIAL, FS_BOLD, 14);
$graph->subtitle->Set('(Using Box() for each plot)');
$wp = new WindrosePlot($data);
$wp->SetType(WINDROSE_TYPE8);
$wp->SetSize(0.42);
$wp->SetPos(0.25, 0.55);
$wp->SetBox();
$wp2 = new WindrosePlot($data2);
$wp2->SetType(WINDROSE_TYPE16);
$wp2->SetSize(0.42);
$wp2->SetPos(0.74, 0.55);
$wp2->SetBox();
$wp2->SetRangeColors(array('green', 'yellow', 'red', 'brown'));
$graph->Add($wp);
$graph->Add($wp2);
$graph->Stroke();
?>
