Example usage for org.jfree.data.general DefaultPieDataset setValue

Introduction

In this page you can find the example usage for org.jfree.data.general DefaultPieDataset setValue.

Prototype

public void setValue(Comparable key, double value) 

Source Link

Document

Sets the data value for a key and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:de.chott.jfreechartsample.service.ChartService.java

/**
 * Diese Methode erstellt ein RingChart aus den RingChartDaten.
 * /*from   ww w . j  a v  a  2 s .  c  o m*/
 * @return Das fertige RingChart.
 */
private JFreeChart createRingChart() {
    DefaultPieDataset dataSet = new DefaultPieDataset();

    for (RingChartData data : ringChartDataService.loadAll()) {
        dataSet.setValue(data.getSecurity(), data.getWeighting());
    }

    JFreeChart chart = ChartFactory.createRingChart("", dataSet, true, false, Locale.GERMANY);

    return chart;
}

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From source file:frames.Screen2.java

private void PiechartActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_PiechartActionPerformed
    DefaultPieDataset piedataset = new DefaultPieDataset();
    piedataset.setValue("Process one", new Integer(10));
    piedataset.setValue("Process two", new Integer(20));
    piedataset.setValue("Process three", new Integer(30));
    piedataset.setValue("Process four", new Integer(40));
    JFreeChart chart = ChartFactory.createPieChart("Piechart", piedataset, true, true, true);
    PiePlot P = (PiePlot) chart.getPlot();
    //P.setForegroundAlpha(TOP_ALIGNMENT);
    ChartFrame frame = new ChartFrame("piechart", chart);
    frame.setVisible(true);/*from www.j av a2s  .  co m*/
    frame.setSize(450, 500);

}

---

From source file:prc2.Graficos.java

public void PieGraphF(ArrayList<Float> d, int pos, String s, String y) {
    //System.out.println("Estoy EN PIEGRAPH");
    // Fuente de Datos
    DefaultPieDataset data = new DefaultPieDataset();
    int tmp = 0;// w ww .  ja  v a 2 s  . com
    for (int i = pos; i <= pos + 11; i++) {
        tmp += 1;
        data.setValue("Mes " + tmp + ": " + d.get(i) + " ", d.get(i));

        //data.setValue(d.get(pos), 45);
        //data.setValue("Python", 15);
    }

    // Creando el Grafico
    JFreeChart chart = ChartFactory.createPieChart("Grfico de " + s + " para el ao " + y, data, true, true,
            false);

    // Mostrar Grafico
    ChartFrame frame = new ChartFrame("JFreeChart", chart);

    frame.pack();
    frame.setVisible(true);
    /*
    // Fuente de Datos
    DefaultPieDataset data = new DefaultPieDataset();
    data.setValue("C", 40);
    data.setValue("Java", 45);
    data.setValue("Python", 15);
            
    // Creando el Grafico
    JFreeChart chart = ChartFactory.createPieChart(
    "Ejemplo Rapido de Grafico en un ChartFrame", 
    data, 
    true, 
    true, 
    false);
            
    // Mostrar Grafico
    ChartFrame frame = new ChartFrame("JFreeChart", chart);
    frame.pack();
    frame.setVisible(true);*/
}

---

From source file:org.pentaho.reporting.engine.classic.demo.ancient.demo.chartdemo.TableJFreeChartDemo.java

/**
 * Creates a sample dataset for the demo.
 *
 * @return A sample dataset./*from   w w w.j  a v  a 2 s  .c  o  m*/
 */
private PieDataset createSampleDataset(final int[] votes) {
    final DefaultPieDataset result = new DefaultPieDataset();
    // cheating: java has a higher chance to be the best language :)
    result.setValue("Java", new Integer(votes[0]));
    result.setValue("Visual Basic", new Integer(votes[1]));
    result.setValue("C/C++", new Integer(votes[2]));
    result.setValue("PHP", new Integer(votes[3]));
    result.setValue("Perl", new Integer(votes[4]));
    return result;
}

---

From source file:gui.statistics.PieChartTest.java

/**
 * Creates new form PieChartTest/* w w  w . j a  v  a  2s. c om*/
 */
public PieChartTest(java.awt.Frame parent, boolean modal) {
    super(parent, modal);
    initComponents();
    Date a = new Date(2014 - 1900, 11, 1);
    Date b = new Date(2014 - 1900, 11, 31);
    DefaultPieDataset data = new DefaultPieDataset();
    HashMap<String, BigDecimal> map = Database.getInstance().getTotalExpensesByCategory(a, b);

    for (String key : map.keySet()) {
        data.setValue(key, map.get(key).doubleValue());
    }

    JFreeChart pieChart = ChartFactory.createPieChart("PIE CHART", data, true, false, Locale.GERMAN);
    PiePlot plot = (PiePlot) pieChart.getPlot();
    plot.setLabelGenerator(null);

    BufferedImage pie = pieChart.createBufferedImage(500, 400);
    setSize(600, 500);
    jLabel1.setIcon(new ImageIcon(pie));
}

---

From source file:teambootje.A5.java

/**
 * Creates new form A5/*from  ww w .  java 2  s  . c  om*/
 */
public A5() {
    initComponents();
    setLocationRelativeTo(null);
    setLayout(new BorderLayout());

    //Create and set up the window.
    setTitle("SS Rotterdam Analyse || Analyse 5");
    ImageIcon icon = new ImageIcon("img/bootje.jpg");
    setIconImage(icon.getImage());

    // back BTN
    JButton back = new JButton("Back");
    add(back, BorderLayout.NORTH);

    back.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            dispose();
            // throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }
    });

    // panel en Label
    JPanel ana = new JPanel();
    add(ana, BorderLayout.CENTER);

    //tabel
    String sql = "SELECT Leeftijd, COUNT(*) AS Aantal FROM persoon GROUP BY Leeftijd";
    List<Object[]> list = new ArrayList<Object[]>();
    ResultSet rs = null;
    try {
        rs = db.runSql(sql);
        while (rs.next()) {
            String age = rs.getString("Leeftijd");
            int aantal = rs.getInt("Aantal");
            String[] row = new String[rs.getMetaData().getColumnCount()];
            for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
                row[i - 1] = rs.getString(i);
            }
            list.add(row);

            //chart
            JButton chart = new JButton("Chart");
            add(chart, BorderLayout.SOUTH);

            chart.addActionListener(new ActionListener() {
                String leeftijd = age;
                int a1 = aantal;

                @Override
                public void actionPerformed(ActionEvent e) {

                    DefaultPieDataset pieDataset = new DefaultPieDataset();
                    pieDataset.setValue("Niet vrijgegeven", a1);

                    JFreeChart chart = ChartFactory.createPieChart3D("Aantal mensen per leeftijd", pieDataset,
                            true, true, true);
                    PiePlot3D p = (PiePlot3D) chart.getPlot();
                    //p.setForegroundAlpha(TOP_ALIGNMENT);
                    ChartFrame pie = new ChartFrame("Aantal mensen per leeftijd", chart);
                    pie.setVisible(true);
                    pie.setSize(500, 500);
                    pie.setLocationRelativeTo(null);

                    // throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
                }
            });
        }
    } catch (SQLException e) {
        JOptionPane.showMessageDialog(null, e);
    }

    Object[][] array = new Object[list.size()][];
    Object columnNames[] = { "Leeftijd", "Aantal" };
    list.toArray(array);

    JTable table = new JTable(array, columnNames);
    JScrollPane scroll = new JScrollPane(table);
    scroll.setPreferredSize(new Dimension(400, 400));
    ana.add(scroll);
}

---

From source file:edu.smc.mediacommons.panels.PasswordPanel.java

private PieDataset createSampleDataset(double letters, double numbers, double special) {
    final DefaultPieDataset result = new DefaultPieDataset();

    if (letters > 0) {
        result.setValue("Letters", letters);
    }/*from w  w  w  . j a  va2 s  .c  o m*/

    if (numbers > 0) {
        result.setValue("Numbers", numbers);
    }

    if (special > 0) {
        result.setValue("Special", special);
    }

    return result;
}

---

From source file:teambootje.A6.java

/**
 * Creates new form A6/* ww w  .  j ava  2  s. com*/
 */
public A6() {
    initComponents();
    setLocationRelativeTo(null);
    setLayout(new BorderLayout());

    //Create and set up the window.
    setTitle("SS Rotterdam Analyse || Analyse 6");
    ImageIcon icon = new ImageIcon("img/bootje.jpg");
    setIconImage(icon.getImage());

    // back BTN
    JButton back = new JButton("Back");
    add(back, BorderLayout.NORTH);

    back.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            dispose();
            //   throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }
    });

    // panel en Label
    JPanel ana = new JPanel();
    add(ana, BorderLayout.CENTER);

    //tabel
    String sql = "SELECT Locatie.land, locatie.stad, count(persoon.LID) as Aantal FROM persoon, Locatie WHERE persoon.LID = locatie.LID GROUP BY stad";
    List<Object[]> list = new ArrayList<Object[]>();
    ResultSet rs = null;
    try {
        rs = db.runSql(sql);
        while (rs.next()) {
            String city = rs.getString("locatie.stad");
            int amount = rs.getInt("Aantal");
            String[] row = new String[rs.getMetaData().getColumnCount()];
            for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
                row[i - 1] = rs.getString(i);
            }
            list.add(row);

            //chart
            JButton chart = new JButton("Chart");
            add(chart, BorderLayout.SOUTH);

            chart.addActionListener(new ActionListener() {
                String c1 = city;
                int a1 = amount;

                @Override
                public void actionPerformed(ActionEvent e) {
                    DefaultPieDataset pieDataset = new DefaultPieDataset();
                    pieDataset.setValue(c1, a1);
                    pieDataset.setValue("Rotterdam", new Integer(1));
                    pieDataset.setValue("Bergen op zoom", new Integer(1));

                    JFreeChart chart = ChartFactory.createPieChart3D("Waar komen bezoekers vandaan", pieDataset,
                            true, true, true);
                    PiePlot3D p = (PiePlot3D) chart.getPlot();
                    //p.setForegroundAlpha(TOP_ALIGNMENT);
                    ChartFrame pie = new ChartFrame("Waar komen bezoekers vandaan", chart);
                    pie.setVisible(true);
                    pie.setSize(500, 500);
                    pie.setLocationRelativeTo(null);

                    //  throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
                }
            });
        }
    } catch (SQLException e) {
        JOptionPane.showMessageDialog(null, e);
    }

    Object[][] array = new Object[list.size()][];
    Object columnNames[] = { "Land", "stad", "Aantal" };
    list.toArray(array);

    JTable table = new JTable(array, columnNames);
    JScrollPane scroll = new JScrollPane(table);
    scroll.setPreferredSize(new Dimension(400, 400));
    ana.add(scroll);
}

---

From source file:teambootje.A3.java

/**
 * Creates new form A3//from   w w  w  . ja  va  2 s .  c  o m
 */
public A3() {
    initComponents();
    setLocationRelativeTo(null);
    setLayout(new BorderLayout());

    //Create and set up the window.
    setTitle("SS Rotterdam Analyse || Analyse 3");
    ImageIcon icon = new ImageIcon("img/bootje.jpg");
    setIconImage(icon.getImage());

    // back BTN
    JButton back = new JButton("Back");
    add(back, BorderLayout.NORTH);

    back.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            dispose();
            // throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }
    });

    // panel en Label
    JPanel ana = new JPanel();
    add(ana, BorderLayout.CENTER);

    //tabel
    String sql = "SELECT locatie.land, locatie.stad, COUNT(posts.PID) AS Aantal FROM persoon, locatie, posts WHERE persoon.LID = locatie.LID AND persoon.AID = posts.AID GROUP BY locatie.land ORDER BY count(posts.PID)";
    List<Object[]> list = new ArrayList<Object[]>();
    ResultSet rs = null;
    try {
        rs = db.runSql(sql);
        while (rs.next()) {
            String land = rs.getString("locatie.land");
            String stad = rs.getString("locatie.stad");
            int aantal = rs.getInt("Aantal");
            String[] row = new String[rs.getMetaData().getColumnCount()];
            for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
                row[i - 1] = rs.getString(i);
            }
            list.add(row);

            //chart
            JButton chart = new JButton("Chart");
            add(chart, BorderLayout.SOUTH);

            chart.addActionListener(new ActionListener() {
                String l1 = land;
                String s1 = stad;
                int a1 = aantal;

                @Override
                public void actionPerformed(ActionEvent e) {
                    DefaultPieDataset pieDataset = new DefaultPieDataset();
                    pieDataset.setValue(s1, a1);

                    JFreeChart chart = ChartFactory.createPieChart3D("Aantal Posts per locatie", pieDataset,
                            true, true, true);
                    PiePlot3D p = (PiePlot3D) chart.getPlot();
                    //p.setForegroundAlpha(TOP_ALIGNMENT);
                    ChartFrame pie = new ChartFrame("Aantal Posts per locatie", chart);
                    pie.setVisible(true);
                    pie.setSize(500, 500);
                    pie.setLocationRelativeTo(null);

                    //  throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
                }
            });
        }
    } catch (SQLException e) {
        JOptionPane.showMessageDialog(null, e);
    }

    Object[][] array = new Object[list.size()][];
    Object columnNames[] = { "Land", "Stad", "Aantal" };
    list.toArray(array);

    JTable table = new JTable(array, columnNames);
    JScrollPane scroll = new JScrollPane(table);
    scroll.setPreferredSize(new Dimension(400, 400));
    ana.add(scroll);

}

---

From source file:org.pathvisio.cytoscape.superpathways.PieGenerator.java

public void generatePie(int number) {
    // Defining the dataset
    DefaultPieDataset dataset = new DefaultPieDataset();
    for (int i = 0; i < number; i++) {
        String temp = String.valueOf(i);
        dataset.setValue(temp, 10);
    }//from w w w . j  a  va2s.  c  om

    // Defining the chart
    JFreeChart chart = ChartFactory.createPieChart("", dataset, false, false, false);

    // Defining the chartPanel
    //final ChartPanel chartPanel = new ChartPanel(chart);
    //chartPanel.setPreferredSize(new java.awt.Dimension(350, 350));
    //setContentPane(chartPanel);

    // Defining the plot
    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setLabelGenerator(null);
    plot.setInteriorGap(0.0);

    //add the following two lines to make the background transparent 
    chart.setBackgroundPaint(new Color(255, 255, 255, 0));
    plot.setBackgroundPaint(new Color(255, 255, 255, 0));
    //plot.setBackgroundAlpha(0.0f);

    // Specify the colors here

    PieRenderer renderer = new PieRenderer(colors);
    renderer.setColor(plot, dataset);

    try {
        // This will create a PNG image
        ChartUtilities.saveChartAsPNG(new File(imageLocation + "chart.png"), chart, 280, 280, null, true, // encodeAlpha
                0);
    } catch (Exception e) {
        System.out.println("Exception while creating the chart");
    }
}

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