example16.3.php

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

    $l1datay = array(11,9,2,4,3,13,17);
    $l2datay = array(23,12,5,19,17,10,15);
    $datax=array('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug');

    // Create the graph.
    $graph = new Graph(400,200);
    $graph->SetScale('textlin');

    $graph->img->SetMargin(40,130,20,40);
    $graph->SetShadow();

    // Create the linear error plot
    $l1plot=new LinePlot($l1datay);
    $l1plot->SetColor('red');
    $l1plot->SetWeight(2);
    $l1plot->SetLegend('Prediction');

    // Create the bar plot
    $bplot = new BarPlot($l2datay);
    $bplot->SetFillColor('orange');
    $bplot->SetLegend('Result');

    // Add the plots to t'he graph
    $graph->Add($bplot);
    $graph->Add($l1plot);

    $graph->title->Set('Adding a line plot to a bar graph v1');
    $graph->xaxis->title->Set('X-title');
    $graph->yaxis->title->Set('Y-title');

    $graph->title->SetFont(FF_FONT1,FS_BOLD);
    $graph->yaxis->title->SetFont(FF_FONT1,FS_BOLD);
    $graph->xaxis->title->SetFont(FF_FONT1,FS_BOLD);

    $graph->xaxis->SetTickLabels($datax);
    //$graph->xaxis->SetTextTickInterval(2);

    // Display the graph
    $graph->Stroke();
    ?>