ChartDirector 7.0 (Java Edition)
Surface Chart Axis Types
Source Code Listing
<%@page import="ChartDirector.*, java.util.*" %>
<%
// The x and y coordinates of the grid
Date[] dataX = {new GregorianCalendar(2008, 8, 1).getTime(), new GregorianCalendar(2008, 8, 2
).getTime(), new GregorianCalendar(2008, 8, 3).getTime(), new GregorianCalendar(2008, 8, 4
).getTime(), new GregorianCalendar(2008, 8, 5).getTime(), new GregorianCalendar(2008, 8, 6
).getTime()};
String[] dataY = {"Low", "Medium", "High"};
// The data series
double[] lowData = {24, 38, 33, 25, 28, 36};
double[] mediumData = {49, 42, 34, 47, 53, 50};
double[] highData = {44, 51, 38, 33, 47, 42};
// Create a SurfaceChart object of size 760 x 500 pixels
SurfaceChart c = new SurfaceChart(760, 500);
// Add a title to the chart using 18 points Arial font
c.addTitle("Surface Chart Axis Types", "Arial", 18);
// Set the center of the plot region at (385, 240), and set width x depth x height to 480 x 240 x
// 240 pixels
c.setPlotRegion(385, 240, 480, 240, 240);
// Set the elevation and rotation angles to 30 and -10 degrees
c.setViewAngle(30, -10);
// Set the data to use to plot the chart. As the y-data are text strings (enumerated), we will use
// an empty array for the y-coordinates. For the z data series, they are just the concatenation of
// the individual data series.
c.setData(Chart.CTime(dataX), null, new ArrayMath(lowData).insert(mediumData).insert(highData
).result());
// Set the y-axis labels
c.yAxis().setLabels(dataY);
// Set x-axis tick density to 75 pixels. ChartDirector auto-scaling will use this as the guideline
// when putting ticks on the x-axis.
c.xAxis().setTickDensity(75);
// Spline interpolate data to a 80 x 40 grid for a smooth surface
c.setInterpolation(80, 40);
// Set surface grid lines to semi-transparent black (cc000000).
c.setSurfaceAxisGrid(0xcc000000);
// Set contour lines to the same color as the fill color at the contour level
c.setContourColor(Chart.SameAsMainColor);
// Add a color axis (the legend) in which the top right corner is anchored at (95, 100). Set the
// length to 160 pixels and the labels on the left side.
ColorAxis cAxis = c.setColorAxis(95, 100, Chart.TopRight, 160, Chart.Left);
// Add a bounding box with light grey (eeeeee) background and grey (888888) border.
cAxis.setBoundingBox(0xeeeeee, 0x888888);
// Set label style to Arial bold for all axes
c.xAxis().setLabelStyle("Arial Bold");
c.yAxis().setLabelStyle("Arial Bold");
c.zAxis().setLabelStyle("Arial Bold");
c.colorAxis().setLabelStyle("Arial Bold");
// Set the x, y and z axis titles using deep blue (000088) 15 points Arial font
c.xAxis().setTitle("Date/Time Axis", "Arial Italic", 15, 0x000088);
c.yAxis().setTitle("Label\nBased\nAxis", "Arial Italic", 15, 0x000088);
c.zAxis().setTitle("Numeric Axis", "Arial Italic", 15, 0x000088);
// Output the chart
WebChartViewer viewer = new WebChartViewer(request, "chart1");
viewer.setChart(c, Chart.SVG);
%>
<!DOCTYPE html>
<html>
<head>
<title>Surface Chart Axis Types</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;">
Surface Chart Axis Types
</div>
<hr style="border:solid 1px #000080; background:#000080" />
<div style="font:10pt verdana; margin-bottom:1.5em">
<a href="viewsource.jsp?file=<%=request.getServletPath()%>">View Source Code</a>
</div>
<!-- ****** Here is the chart image ****** -->
<%= viewer.renderHTML(response) %>
</body>
</html>