whitehlinearmeter.php
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<![CDATA[
<?php
require_once("../lib/phpchartdir.php");
function createChart($viewer, $chartIndex)
{
# The value to display on the meter
$value = 74.25;
# Create a LinearMeter object of size 250 x 75 pixels with very light grey (0xeeeeee) backgruond
# and a light grey (0xccccccc) 3-pixel thick rounded frame
$m = new LinearMeter(250, 75, 0xeeeeee, 0xcccccc);
$m->setRoundedFrame(Transparent);
$m->setThickFrame(3);
# Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The scale
# labels are located on the top (implies horizontal meter)
$m->setMeter(14, 23, 218, 20, Top);
# Set meter scale from 0 - 100, with a tick every 10 units
$m->setScale(0, 100, 10);
# Demostrate different types of color scales and putting them at different positions
$smoothColorScale = array(0, 0x6666ff, 25, 0x00bbbb, 50, 0x00ff00, 75, 0xffff00, 100, 0xff0000);
$stepColorScale = array(0, 0x33ff33, 50, 0xffff33, 80, 0xff3333, 100);
$highLowColorScale = array(0, 0x6666ff, 70, Transparent, 100, 0xff0000);
if ($chartIndex == 0) {
# Add the smooth color scale at the default position
$m->addColorScale($smoothColorScale);
} else if ($chartIndex == 1) {
# Add the high low scale at the default position
$m->addColorScale($highLowColorScale);
} else if ($chartIndex == 2) {
# Add the smooth color scale starting at y = 43 (bottom of scale) with zero width and ending
# at y = 23 with 20 pixels width
$m->addColorScale($smoothColorScale, 43, 0, 23, 20);
} else {
# Add the step color scale at the default position
$m->addColorScale($stepColorScale);
}
# Add a blue (0x0000cc) pointer at the specified value
$m->addPointer($value, 0x0000cc);
# Add a label left aligned to (10, 61) using 8pt Arial Bold font
$m->addText(10, 61, "Temperature C", "Arial Bold", 8, TextColor, Left);
# Add a text box right aligned to (235, 61). Display the value using white (0xffffff) 8pt Arial
# Bold font on a black (0x000000) background with depressed rounded border.
$t = $m->addText(235, 61, $m->formatValue($value, "2"), "Arial Bold", 8, 0xffffff, Right);
$t->setBackground(0x000000, 0x000000, -1);
$t->setRoundedCorners(3);
# Output the chart
$viewer->setChart($m, SVG);
}
# This example includes 4 charts
$viewers = array();
for ($i = 0; $i < 4; ++$i) {
$viewers[$i] = new WebChartViewer("chart$i");
createChart($viewers[$i], $i);
}
?>
<!DOCTYPE html>
<html>
<head>
<title>White Horizontal Linear Meters</title>
<!-- Include ChartDirector Javascript Library to support chart interactions -->
<script type="text/javascript" src="cdjcv.js"></script>
</head>
<body style="margin:5px 0px 0px 5px">
<div style="font:bold 18pt verdana;">
White Horizontal Linear Meters
</div>
<hr style="border:solid 1px #000080; background:#000080" />
<div style="font:10pt verdana; margin-bottom:1.5em">
<a href="viewsource.php?file=<?=basename(__FILE__)?>">View Chart Source Code</a>
</div>
<!-- ****** Here are the chart images ****** -->
<?php
for ($i = 0; $i < count($viewers); ++$i) {
echo $viewers[$i]->renderHTML(), " ";
}
?>
</body>
</html>
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