Icon Angular Meter

[File: phpdemo/iconameter.php]
<?php
require_once("../lib/phpchartdir.php");

# The value to display on the meter
$value = 85;

# Create an AugularMeter object of size 70 x 90 pixels, using black background with a 2 pixel 3D
# depressed border.
$m = new AngularMeter(70, 90, 0, 0, -2);

# Set directory for loading images to current script directory
# Need when running under Microsoft IIS
$m->setSearchPath(dirname(__FILE__));

# Use white on black color palette for default text and line colors
$m->setColors(whiteOnBlackPalette());

# Set the meter center at (10, 45), with radius 50 pixels, and span from 135 to 45 degrees
$m->setMeter(10, 45, 50, 135, 45);

# Set meter scale from 0 - 100, with the specified labels
$labels = array("E", " ", " ", " ", "F");
$m->setScale2(0, 100, $labels);

# Set the angular arc and major tick width to 2 pixels
$m->setLineWidth(2, 2);

# Add a red zone at 0 - 15
$m->addZone(0, 15, 0xff3333);

# Add an icon at (25, 35)
$m->addText(25, 35, "<*img=gas.png*>");

# Add a yellow (ffff00) pointer at the specified value
$m->addPointer($value, 0xffff00);

# Output the chart
$viewer = new WebChartViewer("chart1");
$viewer->setChart($m, SVG);
?>

<!DOCTYPE html>
<html>
<head>
    <title>Icon Angular Meter</title>
    <!-- Include ChartDirector Javascript Library to support chart interactions -->
    <script type="text/javascript" src="cdjcv.js"></script>
</head>
<body style="margin:5px 0px 0px 5px">
    <div style="font:bold 18pt verdana;">
        Icon Angular Meter
    </div>
    <hr style="border:solid 1px #000080; background:#000080" />
    <div style="font:10pt verdana; margin-bottom:1.5em">
        <a href="viewsource.php?file=<?=basename(__FILE__)?>">View Chart Source Code</a>
    </div>
    <!-- ****** Here is the chart image ****** -->
    <?php echo $viewer->renderHTML(); ?>
</body>
</html>