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JFreeChart Example

By admin | December 09, 2011 | Updated : June 01, 2020 java, jfreechart, 5 Comments
JFreeChart Example

JFreeChart Example explains about How to create chart using JFreeChart library

How To Create Pie Chart Using JFreeChart library?

Consider a situation where you need to show dynamic (ie; data is populated dynamically) charts such as Pie Chart, Line Chart, Bar Chart, Bubble Chart, Polar Chart, Wind Chart etc, in your application. In that case you can use JFreeChart

JFreeChart is a free and open source java chart library used for creating professional quality charts. JFreeChart is purely written in java language, we can very easily incorporate JFreeChart in our java standalone and web applications.

Referenece - > http://www.jfree.org/jfreechart/

Here I am showing an example about How to create  a  Pie Chart using JFreeChart.

Note

1) If you need pie chart example, You can follow Create Pie Chart Using JFreeChart

2) If you need line chart example, You can follow Create Line Chart Using JFreeChart

3) If you need bar chart example, You can follow Create Bar Chart Using JFreeChart

4) If you need polar chart example, You can follow Create Polar Chart Using JFreeChart

5) If you need bubble chart example, You can follow Create Bubble Chart Using JFreeChart

6) If you need wind chart example, You can follow Create Wind Chart Using JFreeChart


Required Libraries

You need to download

  1. JFreeChart

Following jar must be in classpath

  1. jfreechart-1.5.0.jar
  2. jcommon-1.0.24.jar

pom.xml

<dependency>
	<groupId>org.jfree</groupId>
	<artifactId>jfreechart</artifactId>
	<version>1.5.0</version>
</dependency>
<dependency>
	<groupId>org.jfree</groupId>
	<artifactId>jcommon</artifactId>
	<version>1.0.24</version>
</dependency>

We can create following professional quality charts by using jfreechart.

  • Single valued Charts such as compass, speedometer, thermometer
  • Line Chart
  • Pie Chart
  • Bar Chart
  • Bubble Chart
  • Wind Chart
  • Polar Chart

JFreeChart Example

import javax.swing.JFrame;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PiePlot;
import org.jfree.data.general.DefaultPieDataset;


public class JFreeChartExample extends JFrame {

  private static final long serialVersionUID = 1L;

  public JFreeChartExample(String applicationTitle, String chartTitle) {
        super(applicationTitle);
        //Creates a sample dataset
        DefaultPieDataset dataSet = new DefaultPieDataset();
        dataSet.setValue("Chrome", 29);
        dataSet.setValue("InternetExplorer", 36);
        dataSet.setValue("Firefox", 35);
       
        // based on the dataset we create the chart
        JFreeChart pieChart = ChartFactory.createPieChart3D(chartTitle, dataSet, true, true, false);
        PiePlot plot = (PiePlot) pieChart.getPlot();
        plot.setStartAngle(290);
        plot.setForegroundAlpha(0.5f);

        // Adding chart into a chart panel
        ChartPanel chartPanel = new ChartPanel(pieChart);
       
        // settind default size
        chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
       
        // add to contentPane
        setContentPane(chartPanel);
    }
    public static void main(String[] args) {
      JFreeChartExample chart = new JFreeChartExample("Browser Usage Statistics", "Which Browser are you using?");
        chart.pack();
        chart.setVisible(true);
    }
}
Output

JFreeChart Example





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5 Responses to "JFreeChart Example"
  1. Sam_brutus 2011-12-10 08:15:14.0 
    Can you please tell me how to bring this graph to browser. Thanks, Sam sam_brutus@yahoo.com
  1. admin 2011-12-11 08:15:14.0 
    you need to create pdf file dynamically using ireport and show on browser
  1. CG 2011-12-12 08:15:14.0 
    "Following jar must be in classpath

1.jfreechart-1.0.13.jar
2.jcommon-1.0.16.jar"

Where do I get these? I am completely lost. I have been trying to find out how to use JFreeChart, but nothing is helping. I've downloaded JFreeChart. Now what do I do?
  1. Abhishek Singh 2011-12-13 08:15:14.0 
    Can any one tell ho w to create any type of chart using JSON data ????
  1. admin 2011-12-14 08:15:14.0 
    @Abhishek Singh,

You need to pass JSON data into Jfreechart's DefaultPieDataset and generate according to your requirement

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