Custom Symbols

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

# The data for the chart
$data0 = array(600, 800, 1200, 1500, 1800, 1900, 2000, 1950);
$data1 = array(300, 450, 500, 1000, 1500, 1600, 1650, 1600);

# The labels for the chart
$labels = array("1995", "1996", "1997", "1998", "1999", "2000", "2001", "2002");

# Create a XYChart object of size 450 x 250 pixels, with a pale yellow (0xffffc0) background, a
# black border, and 1 pixel 3D border effect.
$c = new XYChart(450, 250, 0xffffc0, 0, 1);

# Set the plotarea at (60, 45) and of size 360 x 170 pixels, using white (0xffffff) as the plot area
# background color. Turn on both horizontal and vertical grid lines with light grey color (0xc0c0c0)
$c->setPlotArea(60, 45, 360, 170, 0xffffff, -1, -1, 0xc0c0c0, -1);

# Add a legend box at (60, 20) (top of the chart) with horizontal layout. Use 8pt Arial Bold font.
# Set the background and border color to Transparent.
$c->addLegend(60, 20, false, "Arial Bold", 8)->setBackground(Transparent);

# Add a title to the chart using 12pt Arial Bold/white font with a dark blue (000060) background.
$c->addTitle("Information Resource Usage", "Arial Bold", 12, 0xffffff)->setBackground(0x000060);

# Set the labels on the x axis
$c->xAxis->setLabels($labels);

# Reserve 8 pixels margins at both side of the x axis to avoid the first and last symbols drawing
# outside of the plot area
$c->xAxis->setMargin(8, 8);

# Add a title to the y axis
$c->yAxis->setTitle("Population");

# Add a line layer to the chart
$layer = $c->addLineLayer2();

# Add the first line using small_user.png as the symbol.
$layer->addDataSet($data0, 0xcf4040, "Users")->setDataSymbol2(dirname(__FILE__)."/small_user.png");

# Add the first line using small_computer.png as the symbol.
$layer->addDataSet($data1, 0x40cf40, "Computers")->setDataSymbol2(
    dirname(__FILE__)."/small_computer.png");

# Set the line width to 3 pixels
$layer->setLineWidth(3);

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

# Include tool tip for the chart
$viewer->setImageMap($c->getHTMLImageMap("", "",
    "title='Number of {dataSetName} at {xLabel}: {value}'"));
?>

<!DOCTYPE html>
<html>
<head>
    <title>Custom Symbols</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;">
        Custom Symbols
    </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>