<?php // content="text/plain; charset=utf-8" // A simple Polar graph, require_once ('jpgraph/jpgraph.php'); require_once ('jpgraph/jpgraph_polar.php'); $data = array(5,1,20,5,30,25,40,60, 50,110,60,160,70,210,75,230,80,260,85,370, 90,480, 95,370,100,260,105,230, 110,210,120,160,130,110,140,60, 150,25,160,5,175,1); $n = count($data); /* for($i=0; $i < $n; $i+=2 ) { $data[$n+$i] = 360-$data[$i]; $data[$n+$i+1] = $data[$i+1]; } */ $graph = new PolarGraph(350,480); $graph->SetScale('log',100); $graph->SetType(POLAR_360); // Hide frame around graph (by setting width=0) $graph->SetFrame(true,'white',1); // Show both major and minor grid lines $graph->axis->ShowGrid(true,true); // Set color for gradient lines $graph->axis->SetGridColor('lightblue:0.9','lightblue:0.9','lightblue:0.9'); // Set label and axis colors $graph->axis->SetColor('black','navy','darkred'); // Draw the ticks on the bottom side of the radius axis $graph->axis->SetTickSide(SIDE_DOWN); // Increase the margin for the labels since we changed the // side of the ticks. $graph->axis->SetLabelMargin(6); // Change fonts $graph->axis->SetFont(FF_ARIAL,FS_NORMAL,8); $graph->axis->SetAngleFont(FF_ARIAL,FS_NORMAL,8); // Setup graph title $graph->title->Set('Polar plot #10'); $graph->title->SetFont(FF_ARIAL,FS_BOLD,16); $graph->title->SetColor('navy'); // Setup tab title $graph->tabtitle->Set('Microphone #1'); $graph->tabtitle->SetColor('brown:0.5','lightyellow'); $p = new PolarPlot($data); $p->SetFillColor('lightblue@0.5'); $p->mark->SetType(MARK_SQUARE); $graph->Add($p); $graph->Stroke(); ?>