This example illustrates the effects of different 3D depths. ChartDirector allows the 3D depth and angles to be configued using PieChart.set3D and PieChart.set3D2.

[File: phpdemo/threeddepthpie.php".]

<?php require_once("../lib/phpchartdir.php"); #the tilt angle of the pie $depth = $HTTP_GET_VARS["img"] * 5 + 5; #The data for the pie chart $data = array(25, 18, 15, 12, 8, 30, 35); #Create a PieChart object of size 100 x 110 pixels $c = new PieChart(100, 110); #Set the center of the pie at (50, 55) and the radius to 38 pixels $c->setPieSize(50, 55, 38); #Set the depth of the 3D pie $c->set3D($depth); #Add a title showing the depth $c->addTitle("Depth = $depth pixels", "arial.ttf", 8); #Set the pie data $c->setData($data); #Disable the sector labels by setting the color to Transparent $c->setLabelStyle("", 8, Transparent); #output the chart header("Content-type: image/png"); print($c->makeChart2(PNG)); ?>