manual_textscale_ex4.php

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

    define('DATAPERMONTH',40);

    // Some data
    $m=$gDateLocale->GetShortMonth();
    $k=0;
    for($i=0; $i < 480; ++$i) {
        $datay[$i] = rand(1,40);
        if( $i % DATAPERMONTH === 0 )
            $months[$i] = $m[(int)($i/DATAPERMONTH)];
        else
            $months[$i] = 'xx';
    }

    // New graph with a drop shadow
    $graph = new Graph(400,200);
    //$graph->SetShadow();

    // Use a "text" X-scale
    $graph->SetScale('textlin');

    // Specify X-labels
    $graph->xaxis->SetTickLabels($months);
    $graph->xaxis->SetTextTickInterval(DATAPERMONTH,0);
    $graph->xaxis->SetTextLabelInterval(2);

    // Set title and subtitle
    $graph->title->Set('Textscale with tickinterval=2');

    // Use built in font
    $graph->title->SetFont(FF_FONT1,FS_BOLD);

    $graph->SetBox(true,'red');

    // Create the bar plot
    $lp1 = new LinePlot($datay);
    $lp1->SetLegend('Temperature');

    // The order the plots are added determines who's ontop
    $graph->Add($lp1);

    // Finally output the  image
    $graph->Stroke();

    ?>