net.nosleep.superanalyzer.analysis.views.PlayCountView.java Source code

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Here is the source code for net.nosleep.superanalyzer.analysis.views.PlayCountView.java

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/****************************************************************************
 The Super Analyzer
 Copyright (C) 2009 Tom Bulatewicz, Nosleep Software
    
 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 ***************************************************************************/

package net.nosleep.superanalyzer.analysis.views;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.io.File;
import java.io.IOException;
import java.util.Collections;
import java.util.Comparator;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;

import javax.swing.JComboBox;
import javax.swing.JPanel;

import net.nosleep.superanalyzer.analysis.Analysis;
import net.nosleep.superanalyzer.analysis.Stat;
import net.nosleep.superanalyzer.panels.HomePanel;
import net.nosleep.superanalyzer.util.ComboItem;
import net.nosleep.superanalyzer.util.Misc;
import net.nosleep.superanalyzer.util.Theme;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.StandardXYBarPainter;
import org.jfree.chart.renderer.xy.XYBarRenderer;
import org.jfree.data.general.DefaultPieDataset;
import org.jfree.data.xy.IntervalXYDataset;
import org.jfree.data.xy.XYBarDataset;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;

public class PlayCountView implements IStatisticView {
    public static final int Id = 5;

    private JComboBox _comboBox;
    private Analysis _analysis;
    private JFreeChart _chart;
    private ChartPanel _chartPanel;
    private IntervalXYDataset _dataset;
    private XYSeriesCollection collection = new XYSeriesCollection();

    public PlayCountView(Analysis analysis) {
        _analysis = analysis;
        createPanel();
    }

    private void createPanel() {
        _comboBox = new JComboBox(_analysis.getComboBoxItems());
        _comboBox.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent e) {
                refreshDataset();
            }
        });

        _dataset = new XYBarDataset(collection, 0.9);

        createChart();
        _chartPanel = new ChartPanel(_chart);
        _chartPanel.setMouseWheelEnabled(true);

        refreshDataset();
    }

    public JPanel getPanel(HomePanel homePanel) {

        JPanel panel = new JPanel(new BorderLayout());

        JPanel headerPanel = homePanel.createHeaderPanel(_comboBox, _analysis.tagsAreIncomplete());
        panel.add(headerPanel, BorderLayout.NORTH);
        panel.add(_chartPanel, BorderLayout.CENTER);

        return panel;
    }

    private void createChart() {
        _chart = ChartFactory.createXYBarChart(Misc.getString("PLAY_COUNT"), Misc.getString("PLAY_COUNT"), false,
                Misc.getString("NUMBER_OF_SONGS"), _dataset, PlotOrientation.VERTICAL, false, true, false);

        _chart.addSubtitle(HomePanel.createSubtitle(Misc.getString("PLAY_COUNT_SUBTITLE")));

        // then customise it a little...
        XYPlot plot = (XYPlot) _chart.getPlot();
        NumberAxis domainAxis = (NumberAxis) plot.getDomainAxis();
        domainAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        XYBarRenderer renderer = (XYBarRenderer) plot.getRenderer();
        plot.setForegroundAlpha(0.75f);

        ChartUtilities.applyCurrentTheme(_chart);

        renderer.setBarPainter(new StandardXYBarPainter());
        renderer.setShadowVisible(false);

        plot.setDomainGridlinesVisible(false);
        plot.setRangeGridlinesVisible(false);

        domainAxis.setLowerMargin(0);
        domainAxis.setUpperMargin(0);
        // domainAxis.setLowerBound(0);
        // domainAxis.setAutoRangeIncludesZero(true);
        // domainAxis.setAutoRangeStickyZero(true);

        Misc.formatChart(plot);
        renderer.setSeriesPaint(0, Theme.getColorSet()[1]);

    }

    public class PlayCountItem {
        public int PlayCount;
        public int Count;

        public PlayCountItem(int playCount, int count) {
            PlayCount = playCount;
            Count = count;
        }
    }

    private class PlayCountComparator implements Comparator {

        public int compare(Object o1, Object o2) {
            PlayCountItem s1 = (PlayCountItem) o1;
            PlayCountItem s2 = (PlayCountItem) o2;

            return s1.Count - s2.Count;
        }

        public boolean equals(Object o1, Object o2) {
            PlayCountItem s1 = (PlayCountItem) o1;
            PlayCountItem s2 = (PlayCountItem) o2;

            if (s1.Count == s2.Count)
                return true;
            else
                return false;
        }

    }

    private void refreshDataset() {

        Stat itemStats = null;

        if (_comboBox == null) {
            itemStats = _analysis.getStats(Analysis.KIND_TRACK, null);
        } else {
            ComboItem item = (ComboItem) _comboBox.getSelectedItem();
            itemStats = _analysis.getStats(item.getKind(), item.getValue());
        }

        Vector playCountList = new Vector();

        Hashtable playCounts = itemStats.getPlayCounts();
        Enumeration e = playCounts.keys();
        while (e.hasMoreElements()) {
            Integer playCount = (Integer) e.nextElement();
            Integer count = (Integer) playCounts.get(playCount);
            if (count.intValue() > 0)
                playCountList.addElement(new PlayCountItem(playCount.intValue(), count.intValue()));
        }
        Collections.sort(playCountList, new PlayCountComparator());

        XYSeries series = new XYSeries(Misc.getString("PLAY_COUNT"));

        for (int i = 0; i < playCountList.size(); i++) {
            PlayCountItem item = (PlayCountItem) playCountList.elementAt(i);
            series.add(item.PlayCount, item.Count);
        }

        collection.removeAllSeries();

        collection.addSeries(series);

    }

    public boolean canSaveImage() {
        return true;
    }

    public void saveImage(File file, Dimension d) throws IOException {
        if (d == null)
            d = new Dimension(_chartPanel.getWidth(), _chartPanel.getHeight());
        ChartUtilities.saveChartAsPNG(file, _chart, d.width, d.height);
    }

    public int getId() {
        return Id;
    }

    public void saveImageExtra(File file, Dimension d) throws IOException {
    }

    public void willDisappear() {
    }

}