Package org.gephi.desktop.partition

Source Code of org.gephi.desktop.partition.PartitionPie

/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org

This file is part of Gephi.

Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

Gephi is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with Gephi.  If not, see <http://www.gnu.org/licenses/>.
*/
package org.gephi.desktop.partition;

import java.awt.BorderLayout;
import java.awt.Color;
import org.gephi.partition.api.Part;
import org.gephi.partition.api.Partition;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PiePlot;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.general.DefaultPieDataset;

/**
*
* @author Mathieu Bastian
*/
public class PartitionPie extends javax.swing.JPanel {

    private DefaultPieDataset data;
    private ChartPanel chartPanel;

    public PartitionPie() {
        initComponents();
    }

    public void setup(Partition partition) {
        data = new DefaultPieDataset();
        for (Part p : partition.getParts()) {
            data.setValue(p.getDisplayName(), p.getPercentage());
        }
        final JFreeChart chart = ChartFactory.createPieChart("test", data, false, false, false);
        chart.setTitle(new TextTitle());
        chart.setBackgroundPaint(null);
        PiePlot plot = (PiePlot) chart.getPlot();
        plot.setShadowPaint(null);
        //plot.setSimpleLabels(true);
        plot.setLabelBackgroundPaint(Color.WHITE);
        plot.setLabelOutlineStroke(null);
        plot.setLabelShadowPaint(null);
        plot.setOutlineVisible(false);
        plot.setLabelFont(new java.awt.Font("Tahoma", 0, 10));
        plot.setLabelPaint(Color.BLACK);
        //plot.setLabelGap(0.05);
        plot.setCircular(true);
        plot.setBackgroundPaint(null);
        plot.setBackgroundAlpha(1f);
        for (Part p : partition.getParts()) {
            plot.setSectionPaint(p.getDisplayName(), p.getColor());
        }
        chartPanel = new ChartPanel(chart, true);
        chartPanel.setOpaque(false);
        chartPanel.setPopupMenu(null);
        add(chartPanel, BorderLayout.CENTER);
    }

    public void unsetup() {
        remove(chartPanel);
        data = null;
        chartPanel = null;
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        setOpaque(false);
        setLayout(new java.awt.BorderLayout());
    }// </editor-fold>//GEN-END:initComponents
    // Variables declaration - do not modify//GEN-BEGIN:variables
    // End of variables declaration//GEN-END:variables
}
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