ChartDirector 7.0 (PHP Edition)

Icon Donut Chart




This example modifies the Icon Pie Chart example by using a semi-transparent donut instead of a pie, and using metallic background color.

Source Code Listing

[File: phpdemo/icondonut.php]
<?php require_once("../lib/phpchartdir.php"); # The data for the pie chart $data = array(72, 18, 15, 12); # The depths for the sectors $depths = array(30, 20, 10, 10); # The labels for the pie chart $labels = array("Sunny", "Cloudy", "Rainy", "Snowy"); # The icons for the sectors $icons = array("sun.png", "cloud.png", "rain.png", "snowy.png"); # Create a PieChart object of size 400 x 300 pixels $c = new PieChart(400, 300); # Use the semi-transparent palette for this chart $c->setColors(transparentPalette()); # Set the background to metallic light blue (CCFFFF), with a black border and 1 pixel 3D border # effect, $c->setBackground(metalColor(0xccccff), 0x000000, 1); # Set directory for loading images to current script directory # Need when running under Microsoft IIS $c->setSearchPath(dirname(__FILE__)); # Set donut center at (200, 175), and outer/inner radii as 100/50 pixels $c->setDonutSize(200, 175, 100, 50); # Add a title box using 15pt Times Bold Italic font and metallic blue (8888FF) background color $c->addTitle("Weather Profile in Wonderland", "Times New Roman Bold Italic", 15)->setBackground( metalColor(0x8888ff)); # Set the pie data and the pie labels $c->setData($data, $labels); # Add icons to the chart as a custom field $c->addExtraField($icons); # Configure the sector labels using CDML to include the icon images $c->setLabelFormat( "<*block,valign=absmiddle*><*img={field0}*> <*block*>{label}\n{percent}%<*/*><*/*>"); # Draw the pie in 3D with variable 3D depths $c->set3D2($depths); # Set the start angle to 225 degrees may improve layout when the depths of the sector are sorted in # descending order, because it ensures the tallest sector is at the back. $c->setStartAngle(225); # Output the chart $viewer = new WebChartViewer("chart1"); $viewer->setChart($c, SVG); # Include tool tip for the chart $viewer->setImageMap($c->getHTMLImageMap("", "", "title='{label}: {value} days ({percent}%)'")); ?> <!DOCTYPE html> <html> <head> <title>Icon Donut 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;"> Icon Donut 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>