require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_line.php';
// Some data
$ydata = array(5, 10, 15, 20, 15, 10, 8, 7, 4, 10, 5);
// Create the graph
$graph = new Graph\Graph(400, 300);
$graph->SetScale("textlin");
$graph->SetShadow(true);
$graph->SetMarginColor("lightblue");
// Setup format for legend
$graph->legend->SetFillColor("antiquewhite");
$graph->legend->SetShadow(true);
// Setup title
$graph->title->Set("Filled Area Example");
$graph->title->SetFont(FF_FONT2, FS_BOLD);
// Setup semi-filled line plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetLegend("Semi-filled\nLineplot");
// Set line color
$lineplot->SetColor("black");
// Setup the two areas to be filled
$lineplot->AddArea(2, 5, LP_AREA_FILLED, "red");
$lineplot->AddArea(6, 8, LP_AREA_FILLED, "green");
// Display the marks on the lines
$lineplot->mark->SetType(MARK_DIAMOND);
$lineplot->mark->SetSize(8);
$lineplot->mark->Show();
// add plot to the graph
$graph->Add($lineplot);
// display graph
$graph->Stroke();
