<?php // content="text/plain; charset=utf-8"
require_once ('jpgraph/jpgraph.php');
require_once ('jpgraph/jpgraph_line.php');

$datay = array(20,10,35,5,17,35,22);

// Setup the graph
$graph = new Graph(400,250);
$graph->SetScale("intlin",0,$aYMax=50);
$theme_class=new UniversalTheme;
$graph->SetTheme($theme_class);

$graph->SetBox(false);

$graph->title->Set('Step Line');
$graph->ygrid->Show(true);
$graph->xgrid->Show(false);
$graph->yaxis->HideZeroLabel();
$graph->ygrid->SetFill(true,'#FFFFFF@0.5','#FFFFFF@0.5');
$graph->SetBackgroundGradient('blue', '#55eeff', GRAD_HOR, BGRAD_PLOT);
$graph->xaxis->SetTickLabels(array('A','B','C','D','E','F','G'));

// Create the line
$p1 = new LinePlot($datay);
$graph->Add($p1);

$p1->SetFillGradient('yellow','red');
$p1->SetStepStyle();
$p1->SetColor('#808000');

// Output line
$graph->Stroke();

?>