Home Chartgraphs Create a 3D bar chart in JSP page using JFreeChart

Create a 3D bar chart in JSP page using JFreeChart
Posted on: September 2, 2008 at 12:00 AM

This Example shows you how to create a 3D bar chart in jsp page using JFreeChart. Code given below creates a bar chart of scores of two teams in matches.

Create a 3D bar chart in JSP page using JFreeChart

This Example shows you how to create a 3D bar chart in jsp page using JFreeChart. Code given below creates a bar chart of scores of two teams in matches.

In the code given below we have extended class ApplicationFrame to create a frame and also pass a string value to the constructor of ApplicationFrame class by using super keyword that will be name of the created frame.

Methods used in this example are described below:

pack(): This method invokes the layout manager.

centerFrameOnScreen(): This method is used for the position of the frame in the middle of the screen.

setVisible(): This method is used for display frame on the screen.

createCategoryDataset(): This method is used to create the instance of CategoryDataset Interface and that contains a copy of the data in an array.

saveChartAsPNG(): This method is used to save chart in to png format.

jsp3Dbarchart.jsp


<%@page contentType="text/html" pageEncoding="UTF-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"

 "http://www.w3.org/TR/html4/loose.dtd">

 

 

<%@ page  import="java.awt.*" %>

<%@ page  import="java.io.*" %>

<%@ page  import="org.jfree.chart.*" %>

<%@ page  import="org.jfree.chart.axis.*" %>

<%@ page  import="org.jfree.chart.entity.*" %>

<%@ page  import="org.jfree.chart.labels.*" %>

<%@ page  import="org.jfree.chart.plot.*" %>

<%@ page  import="org.jfree.chart.renderer.category.*" %>

<%@ page  import="org.jfree.chart.urls.*" %>

<%@ page  import="org.jfree.data.category.*" %>

<%@ page  import="org.jfree.data.general.*" %>



<%

  final double[][] data = new double[][]{

	 {210, 300, 320, 265, 299},

	 {200, 304, 201, 201, 340}

	 };



	 final CategoryDataset dataset = 

   DatasetUtilities.createCategoryDataset("Team ", "", data);



	 JFreeChart chart = null;

	 BarRenderer renderer3D = null;

	 CategoryPlot plot = null;





	 final CategoryAxis3D categoryAxis = new CategoryAxis3D("Match");

	 final ValueAxis valueAxis = new NumberAxis3D("Run");

	 renderer3D = new BarRenderer3D();



	 plot = new CategoryPlot(dataset, categoryAxis, valueAxis, renderer3D);

	 plot.setOrientation(PlotOrientation.VERTICAL);

	 chart = new JFreeChart("Srore Bord", JFreeChart.DEFAULT_TITLE_FONT, 

	  plot, true);



	 chart.setBackgroundPaint(new Color(249, 231, 236));



	  try {

	 final ChartRenderingInfo info = new ChartRenderingInfo

	 (new StandardEntityCollection());

final File file1 = new File("../webapps/jspchart/web/3dbarchart.png"); ChartUtilities.saveChartAsPNG(file1, chart, 600, 400, info); } catch (Exception e) { out.println(e); } %> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>JSP Page</title> </head> <body> <IMG SRC="3dbarchart.png" WIDTH="600" HEIGHT="400" BORDER="0" USEMAP="#chart"> </body> </html>

Output:

Download code

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