arealine.php
Back to Chart Graphics
<![CDATA[
<?php
require_once("../lib/phpchartdir.php");
# In this example, we simply use random data for the 2 data series.
$r = new RanSeries(127);
$data0 = $r->getSeries(180, 70, -5, 5);
$data1 = $r->getSeries(180, 150, -15, 15);
$timeStamps = $r->getDateSeries(180, chartTime(2014, 3, 1), 86400);
# Create a XYChart object of size 640 x 420 pixels
$c = new XYChart(640, 420);
# Add a title box using grey (0x555555) 20pt Arial Bold font
$c->addTitle(" Plasma Stabilizer Energy Usage", "Arial Bold", 20, 0x555555);
# Set the plotarea at (70, 70) and of size 540 x 320 pixels, with transparent background and border
# and light grey (0xcccccc) horizontal grid lines
$c->setPlotArea(70, 70, 540, 320, -1, -1, Transparent, 0xcccccc);
# Add a legend box with horizontal layout above the plot area at (70, 32). Use 12pt Arial Bold dark
# grey (0x555555) font, transparent background and border, and line style legend icon.
$b = $c->addLegend(70, 32, false, "Arial Bold", 12);
$b->setFontColor(0x555555);
$b->setBackground(Transparent, Transparent);
$b->setLineStyleKey();
# Set axis label font to 12pt Arial
$c->xAxis->setLabelStyle("Arial", 12);
$c->yAxis->setLabelStyle("Arial", 12);
# Set the x and y axis stems to transparent, and the x-axis tick color to grey (0xaaaaaa)
$c->xAxis->setColors(Transparent, TextColor, TextColor, 0xaaaaaa);
$c->yAxis->setColors(Transparent);
# Set the major/minor tick lengths for the x-axis to 10 and 0.
$c->xAxis->setTickLength(10, 0);
# For the automatic axis labels, set the minimum spacing to 80/40 pixels for the x/y axis.
$c->xAxis->setTickDensity(80);
$c->yAxis->setTickDensity(40);
# Use "mm/yyyy" as the x-axis label format for the first plotted month of a year, and "mm" for other
# months
$c->xAxis->setMultiFormat(StartOfYearFilter(), "{value|mm/yyyy} ", StartOfMonthFilter(),
"{value|mm}");
# Add a title to the y axis using dark grey (0x555555) 12pt Arial Bold font
$c->yAxis->setTitle("Energy (kWh)", "Arial Bold", 14, 0x555555);
# Add a line layer with 2-pixel line width
$layer0 = $c->addLineLayer($data0, 0xcc0000, "Power Usage");
$layer0->setXData($timeStamps);
$layer0->setLineWidth(2);
# Add an area layer using semi-transparent blue (0x7f0044cc) as the fill color
$layer1 = $c->addAreaLayer($data1, 0x7f0044cc, "Effective Load");
$layer1->setXData($timeStamps);
$layer1->setBorderColor(SameAsMainColor);
# Output the chart
$viewer = new WebChartViewer("chart1");
$viewer->setChart($c, SVG);
# Include tool tip for the chart
$viewer->setImageMap($c->getHTMLImageMap("", "", "title='[{x|mm dd, yyyy}] {value} kWh'"));
?>
<!DOCTYPE html>
<html>
<head>
<title>Area Line Chart</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;">
Area Line Chart
</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>
]]>