<%@page import="ChartDirector.*" %>
<%
// The data for the pie chart
double[] data = {72, 18, 15, 12};
// The depths for the sectors
double[] depths = {30, 20, 10, 10};
// The labels for the pie chart
String[] labels = {"Sunny", "Cloudy", "Rainy", "Snowy"};
// The icons for the sectors
String[] icons = {"sun.png", "cloud.png", "rain.png", "snowy.png"};
// Create a PieChart object of size 400 x 300 pixels
PieChart c = new PieChart(400, 300);
// Use the semi-transparent palette for this chart
c.setColors(Chart.transparentPalette);
// Set the background to metallic light blue (CCFFFF), with a black border and 1 pixel 3D border
// effect,
c.setBackground(Chart.metalColor(0xccccff), 0x000000, 1);
//Set search path to current JSP directory for loading icon images
c.setSearchPath(getServletConfig().getServletContext(), request);
// 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(
Chart.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
String chart1URL = c.makeSession(request, "chart1");
// Include tool tip for the chart
String imageMap1 = c.getHTMLImageMap("", "", "title='{label}: {value} days ({percent}%)'");
%>
<html>
<body style="margin:5px 0px 0px 5px">
<div style="font-size:18pt; font-family:verdana; font-weight:bold">
Icon Donut Chart
</div>
<hr color="#000080">
<div style="font-size:10pt; font-family:verdana; margin-bottom:1.5em">
<a href="viewsource.jsp?file=<%=request.getServletPath()%>">View Source Code</a>
</div>
<img src='<%=response.encodeURL("getchart.jsp?"+chart1URL)%>'
usemap="#map1" border="0">
<map name="map1"><%=imageMap1%></map>
</body>
</html> |