Horizontal bar chart sample
Source Code
<?php
include "libchart/classes/libchart.php";
header("Content-type: image/png");
$chart = new HorizontalBarChart(330, 170);
$dataSet = new XYDataSet();
$dataSet->addPoint(new Point("/wiki/Instant_messenger", 20));
$dataSet->addPoint(new Point("/wiki/Web_Browser", 35));
$dataSet->addPoint(new Point("/wiki/World_Wide_Web", 68));
$chart->setDataSet($dataSet);
$chart->getPlot()->setGraphPadding(new Padding(5, 30, 20, 140));
$chart->setTitle("Most visited pages");
$chart->render();
?>