






This example demonstrates viewing the pyramid at different rotation angles, configured with PyramidChart.setViewAngle.
ChartDirector 5.1 (Java Edition)
Pyramid Rotation
Source Code Listing
<%@page import="ChartDirector.*" %> <%@page import="javax.servlet.http.*" %> <%! // A simple structure to represent a chart image with an image map private static class ImageWithHotSpot { String imageURL; String imageMap; } // Function to create the demo charts ImageWithHotSpot createChart(HttpServletRequest request, int index) { // The data for the pyramid chart double[] data = {156, 123, 211, 179}; // The semi-transparent colors for the pyramid layers int[] colors = {0x400000cc, 0x4066aaee, 0x40ffbb00, 0x40ee6622}; // The rotation angle int angle = index * 15; // Create a PyramidChart object of size 200 x 200 pixels, with white (ffffff) // background and grey (888888) border PyramidChart c = new PyramidChart(200, 200, 0xffffff, 0x888888); // Set the pyramid center at (100, 100), and width x height to 60 x 120 pixels c.setPyramidSize(100, 100, 60, 120); // Set the elevation to 15 degrees and use the given rotation angle c.addTitle("Rotation = " + angle, "Arial Italic", 15); c.setViewAngle(15, angle); // Set the pyramid data c.setData(data); // Set the layer colors to the given colors c.setColors2(Chart.DataColor, colors); // Leave 1% gaps between layers c.setLayerGap(0.01); // Output the chart ImageWithHotSpot ret = new ImageWithHotSpot(); ret.imageURL = c.makeSession(request, "chart" + index); return ret; } %> <% ImageWithHotSpot chart0 = createChart(request, 0); ImageWithHotSpot chart1 = createChart(request, 1); ImageWithHotSpot chart2 = createChart(request, 2); ImageWithHotSpot chart3 = createChart(request, 3); ImageWithHotSpot chart4 = createChart(request, 4); ImageWithHotSpot chart5 = createChart(request, 5); ImageWithHotSpot chart6 = createChart(request, 6); %> <html> <body style="margin:5px 0px 0px 5px"> <div style="font-size:18pt; font-family:verdana; font-weight:bold"> Pyramid Rotation </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?"+chart0.imageURL)%>'> <img src='<%=response.encodeURL("getchart.jsp?"+chart1.imageURL)%>'> <img src='<%=response.encodeURL("getchart.jsp?"+chart2.imageURL)%>'> <img src='<%=response.encodeURL("getchart.jsp?"+chart3.imageURL)%>'> <img src='<%=response.encodeURL("getchart.jsp?"+chart4.imageURL)%>'> <img src='<%=response.encodeURL("getchart.jsp?"+chart5.imageURL)%>'> <img src='<%=response.encodeURL("getchart.jsp?"+chart6.imageURL)%>'> </body> </html> |
import java.awt.*; import java.awt.event.*; import javax.swing.*; import ChartDirector.*; public class pyramidrotation implements DemoModule { //Name of demo program public String toString() { return "Pyramid Rotation"; } //Number of charts produced in this demo public int getNoOfCharts() { return 7; } //Main code for creating charts public void createChart(ChartViewer viewer, int index) { // The data for the pyramid chart double[] data = {156, 123, 211, 179}; // The semi-transparent colors for the pyramid layers int[] colors = {0x400000cc, 0x4066aaee, 0x40ffbb00, 0x40ee6622}; // The rotation angle int angle = index * 15; // Create a PyramidChart object of size 200 x 200 pixels, with white (ffffff) // background and grey (888888) border PyramidChart c = new PyramidChart(200, 200, 0xffffff, 0x888888); // Set the pyramid center at (100, 100), and width x height to 60 x 120 // pixels c.setPyramidSize(100, 100, 60, 120); // Set the elevation to 15 degrees and use the given rotation angle c.addTitle("Rotation = " + angle, "Arial Italic", 15); c.setViewAngle(15, angle); // Set the pyramid data c.setData(data); // Set the layer colors to the given colors c.setColors2(Chart.DataColor, colors); // Leave 1% gaps between layers c.setLayerGap(0.01); // Output the chart viewer.setChart(c); } //Allow this module to run as standalone program for easy testing public static void main(String[] args) { //Instantiate an instance of this demo module DemoModule demo = new pyramidrotation(); //Create and set up the main window JFrame frame = new JFrame(demo.toString()); frame.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) {System.exit(0);} }); frame.getContentPane().setBackground(Color.white); frame.getContentPane().setLayout(new FlowLayout(FlowLayout.LEFT)); frame.setSize(800, 450); // Create the charts and put them in the content pane for (int i = 0; i < demo.getNoOfCharts(); ++i) { ChartViewer viewer = new ChartViewer(); demo.createChart(viewer, i); frame.getContentPane().add(viewer); } // Display the window frame.setVisible(true); } } |