odotutex06.php

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

    // Create a new odometer graph (width=250, height=200 pixels)
    $graph = new OdoGraph(570,220);

    $nstyle = array(
        NEEDLE_STYLE_SIMPLE, NEEDLE_STYLE_STRAIGHT, NEEDLE_STYLE_ENDARROW,
        NEEDLE_STYLE_SMALL_TRIANGLE,NEEDLE_STYLE_MEDIUM_TRIANGLE,
        NEEDLE_STYLE_LARGE_TRIANGLE
    );

    $captions = array(
        "NEEDLE_STYLE_SIMPLE","NEEDLE_STYLE_STRAIGHT","NEEDLE_STYLE_ENDARROW",
        "NEEDLE_STYLE_SMALL_TRIANGLE","NEEDLE_STYLE_MEDIUM_TRIANGLE",
        "NEEDLE_STYLE_LARGE_TRIANGLE"
    );

    $odo = array();

    for( $i=0; $i < 6; ++$i ) {
        $odo[$i] = new Odometer();
        $odo[$i]->SetColor("lightyellow");
        $odo[$i]->needle->Set(80);
        $odo[$i]->needle->SetStyle($nstyle[$i]);
        $odo[$i]->caption->Set($captions[$i]);
        $odo[$i]->caption->SetFont(FF_FONT1);
        $odo[$i]->caption->SetMargin(3);
    }

    // Use the automatic layout engine to positon the plots on the graph
    $row1 = new LayoutHor( array($odo[0],$odo[1],$odo[2]) );
    $row2 = new LayoutHor( array($odo[3],$odo[4],$odo[5]) );
    $col1 = new LayoutVert( array($row1,$row2) );

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

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

    ?>