<?php
require_once('jpgraph/jpgraph.php');
require_once('jpgraph/jpgraph_odo.php');

// Create a new odometer graph
$graph = new OdoGraph(500, 180);

$odo = array();

// Now we need to create an odometer to add to the graph.
for ($i=0; $i < 5; ++$i) {
    $odo[$i] = new Odometer();
    $odo[$i]->SetColor('lightgray:1.9');
    $odo[$i]->needle->Set(10 + $i * 17);
    $odo[$i]->needle->SetShadow();
    if ($i < 2) {
        $fsize = 10;
    } else {
        $fsize = 8;
    }
    $odo[$i]->scale->label->SetFont(FF_ARIAL, FS_NORMAL, $fsize);
    $odo[$i]->AddIndication(92, 100, 'red');
    $odo[$i]->AddIndication(80, 92, 'orange');
    $odo[$i]->AddIndication(60, 80, 'yellow');
}

// Create the layout
$row1 = new LayoutHor(array($odo[0],$odo[1]));
$row2 = new LayoutHor(array($odo[2],$odo[3],$odo[4]));
$col1 = new LayoutVert(array($row1,$row2));

// Add the odometer to the graph
$graph->Add($col1);

// ... and finally stroke and stream the image back to the browser
$graph->Stroke();
