edu.ku.brc.af.tasks.subpane.PieChartPane.java Source code

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Here is the source code for edu.ku.brc.af.tasks.subpane.PieChartPane.java

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/* Copyright (C) 2015, University of Kansas Center for Research
 * 
 * Specify Software Project, specify@ku.edu, Biodiversity Institute,
 * 1345 Jayhawk Boulevard, Lawrence, Kansas, 66045, USA
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
package edu.ku.brc.af.tasks.subpane;

import static edu.ku.brc.ui.UIHelper.getInt;
import static edu.ku.brc.ui.UIHelper.getString;
import static edu.ku.brc.ui.UIRegistry.getResourceString;

import java.awt.BorderLayout;
import java.awt.Font;

import javax.swing.Icon;

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;

import edu.ku.brc.af.core.Taskable;
import edu.ku.brc.dbsupport.QueryResultsContainer;
import edu.ku.brc.dbsupport.QueryResultsContainerIFace;
import edu.ku.brc.dbsupport.QueryResultsGetter;
import edu.ku.brc.dbsupport.QueryResultsHandlerIFace;
import edu.ku.brc.ui.IconManager;

/**
 * Creates a pane that can listener for Query Results and then create a Pie Chart.
     
 * @code_status Complete
 **
 * @author rods
 *
 */
@SuppressWarnings("serial") //$NON-NLS-1$
public class PieChartPane extends ChartPane {
    // Static Data Members
    //private static final Logger log = Logger.getLogger(BarChartPane.class);

    // Data Members
    @SuppressWarnings("unused") //$NON-NLS-1$
    private QueryResultsGetter getter;
    @SuppressWarnings("unused") //$NON-NLS-1$
    private QueryResultsContainer qrContainer;
    private QueryResultsHandlerIFace handler = null;

    /**
     * Constructor.
     * @param name name of pane
     * @param task the owning task
     */
    public PieChartPane(final String name, final Taskable task) {
        super(name, task);

        progressLabel.setText(getResourceString("PieChartPane.BUILD_PIECHART")); //$NON-NLS-1$

        getter = new QueryResultsGetter(this);
        qrContainer = new QueryResultsContainer(name);
    }

    /*
     *  (non-Javadoc)
     * @see edu.ku.brc.af.core.Taskable#getIcon()
     */
    @Override
    public Icon getIcon() {
        return IconManager.getIcon("Pie_Chart", IconManager.IconSize.Std16); //$NON-NLS-1$
    }

    //--------------------------------------
    // QueryResultsProcessable
    //--------------------------------------

    /*
     *  (non-Javadoc)
     * @see edu.ku.brc.af.dbsupport.QueryResultsProcessable#setHandler()
     */
    public void setHandler(final QueryResultsHandlerIFace handler) {
        this.handler = handler;
    }

    /*
     *  (non-Javadoc)
     * @see edu.ku.brc.af.dbsupport.QueryResultsProcessable#getHandler()
     */
    public QueryResultsHandlerIFace getHandler() {
        return handler;
    }

    //--------------------------------------
    // QueryResultsListener
    //--------------------------------------

    /* (non-Javadoc)
     * @see edu.ku.brc.af.tasks.subpane.ChartPane#allResultsBack(edu.ku.brc.dbsupport.QueryResultsContainerIFace)
     */
    public synchronized void allResultsBack(final QueryResultsContainerIFace qrc) {
        // create a dataset...
        DefaultPieDataset dataset = new DefaultPieDataset();

        java.util.List<Object> list = handler.getDataObjects();
        for (int i = 0; i < list.size(); i++) {
            Object descObj = list.get(i++);
            Object valObj = list.get(i);
            dataset.setValue(getString(descObj), getInt(valObj));
        }
        list.clear();

        // create a chart...
        JFreeChart chart = ChartFactory.createPieChart(title, dataset, false, // legend?
                true, // tooltips?
                false // URLs?
        );

        //chart.getCategoryPlot().setRenderer(new CustomColorBarChartRenderer());

        PiePlot plot = (PiePlot) chart.getPlot();
        plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 11)); //$NON-NLS-1$

        /*
        PiePlot3D plot = (PiePlot3D) chart.getPlot();
        //plot.setSectionOutlinesVisible(false);
        plot.setLabelFont(new Font("SansSerif", Font.PLAIN, 11));
        plot.setNoDataMessage("No data available");
        plot.setCircular(true);
        plot.setLabelGap(0.02);
        //plot.setBackgroundAlpha(0.5f);
        plot.setForegroundAlpha(0.5f);
        plot.setDepthFactor(0.05);
        */

        removeAll(); // remove progress bar

        ChartPanel panel = new ChartPanel(chart, true, true, true, true, true);

        add(panel, BorderLayout.CENTER);

        doLayout();
        repaint();

    }

    /* (non-Javadoc)
     * @see edu.ku.brc.af.dbsupport.QueryResultsListener#resultsInError(edu.ku.brc.af.dbsupport.QueryResultsContainer)
     */
    public void resultsInError(final QueryResultsContainerIFace qrc) {
        // do nothing
    }
}