Java tutorial
/**************************************************************************** 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.awt.GridLayout; import java.io.File; import java.io.IOException; import java.util.Vector; import javax.swing.JPanel; import net.nosleep.superanalyzer.analysis.Analysis; import net.nosleep.superanalyzer.panels.HomePanel; import net.nosleep.superanalyzer.util.Misc; import net.nosleep.superanalyzer.util.StringInt; 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.AxisLocation; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.renderer.category.BarRenderer3D; import org.jfree.chart.renderer.category.CategoryItemRenderer; import org.jfree.data.category.DefaultCategoryDataset; public class MostPlayedDGView implements IStatisticView { public static final int Id = 14; private Analysis _analysis; private JFreeChart _decadeChart; private JFreeChart _genreChart; private ChartPanel _decadeChartPanel; private ChartPanel _genreChartPanel; private DefaultCategoryDataset _decadeDataset; private DefaultCategoryDataset _genreDataset; public MostPlayedDGView(Analysis analysis) { _analysis = analysis; createPanel(); } private void createPanel() { _decadeDataset = new DefaultCategoryDataset(); _genreDataset = new DefaultCategoryDataset(); _decadeChart = createChart(Misc.getString("MOST_PLAYED_DECADES"), "", _decadeDataset); _genreChart = createChart(Misc.getString("MOST_PLAYED_GENRES"), "", _genreDataset); refreshDataset(); _decadeChartPanel = new ChartPanel(_decadeChart); _genreChartPanel = new ChartPanel(_genreChart); } public JPanel getPanel(HomePanel homePanel) { JPanel panel = new JPanel(new BorderLayout()); JPanel headerPanel = homePanel.createHeaderPanel(null, _analysis.tagsAreIncomplete()); panel.add(headerPanel, BorderLayout.NORTH); JPanel gridPanel = new JPanel(new GridLayout(1, 2)); gridPanel.add(_decadeChartPanel); gridPanel.add(_genreChartPanel); panel.add(gridPanel, BorderLayout.CENTER); return panel; } public JFreeChart createChart(String title, String domainLabel, DefaultCategoryDataset dataset) { JFreeChart chart = ChartFactory.createBarChart3D(title, // chart title domainLabel, // domain axis label Misc.getString("SONG_COUNT"), // range axis label dataset, // data PlotOrientation.HORIZONTAL, // orientation false, // include legend true, // tooltips? false // URLs? ); // _artistChart.addSubtitle(HomePanel // .createSubtitle("How many songs you have in each genre")); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT); NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); ChartUtilities.applyCurrentTheme(chart); Misc.formatChart(plot); plot.getDomainAxis().setMaximumCategoryLabelWidthRatio(0.5f); CategoryItemRenderer renderer = plot.getRenderer(); BarRenderer3D barRenderer = (BarRenderer3D) renderer; barRenderer.setWallPaint(Color.white); barRenderer.setSeriesPaint(0, Theme.getColorSet()[1]); return chart; } private void refreshDataset() { Vector<StringInt> decades = _analysis.getMostPlayedDecades(); _decadeDataset.clear(); for (int i = 0; i < decades.size(); i++) { StringInt decade = decades.elementAt(i); _decadeDataset.addValue(decade.IntVal, Misc.getString("DECADE"), decade.StringVal); } Vector<StringInt> genres = _analysis.getMostPlayedGenres(); _genreDataset.clear(); for (int i = 0; i < genres.size(); i++) { StringInt genre = genres.elementAt(i); _genreDataset.addValue(genre.IntVal, Misc.getString("ARTISTS"), genre.StringVal); } } public boolean canSaveImage() { return true; } public void saveImage(File file, Dimension d) throws IOException { if (d == null) d = new Dimension(_decadeChartPanel.getWidth(), _decadeChartPanel.getHeight()); ChartUtilities.saveChartAsPNG(file, _decadeChart, d.width, d.height); } public void saveImageExtra(File file, Dimension d) throws IOException { if (d == null) d = new Dimension(_genreChartPanel.getWidth(), _genreChartPanel.getHeight()); ChartUtilities.saveChartAsPNG(file, _genreChart, d.width, d.height); } public int getId() { return Id; } public void willDisappear() { } }