Example usage for org.jfree.chart JFreeChart getLegend

Introduction

In this page you can find the example usage for org.jfree.chart JFreeChart getLegend.

Prototype

public LegendTitle getLegend() 

Source Link

Document

Returns the legend for the chart, if there is one.

Usage

From source file:net.sqs2.omr.result.export.chart.ChartImageWriter.java

public void savePieChart(OutputStream outputStream, DefaultPieDataset dataSet) {
    String title = "";

    boolean showLegend = true;
    boolean tooltips = true;
    boolean urls = false;

    JFreeChart chart = ChartFactory.createPieChart(title, dataSet, showLegend, tooltips, urls);
    PiePlot piePlot = (PiePlot) chart.getPlot();

    // chart.getLegend().setLegendItemGraphicEdge(RectangleEdge.RIGHT);
    // chart.getLegend().setLegendItemGraphicLocation(RectangleAnchor.RIGHT);
    chart.getLegend().setPosition(RectangleEdge.RIGHT);
    setSectionPaint(dataSet, piePlot);/* w  w  w  .ja va  2  s . c  o  m*/

    try {
        ChartUtilities.writeChartAsPNG(outputStream, chart, this.width, this.height);
    } catch (IOException ioEx) {
        ioEx.printStackTrace();
    }
}

---

From source file:org.jfree.fx.demo.FXGraphics2DDemo1.java

/**
 * Creates a chart.//from   www.  j av  a 2 s . co  m
 *
 * @param dataset  a dataset.
 *
 * @return A chart.
 */
private static JFreeChart createChart(XYDataset dataset) {

    JFreeChart chart = ChartFactory.createTimeSeriesChart("International Coffee Organisation : Coffee Prices", // title
            null, // x-axis label
            "US cents/lb", // y-axis label
            dataset);

    String fontName = "Palatino";
    chart.getTitle().setFont(new Font(fontName, Font.BOLD, 18));
    chart.addSubtitle(new TextTitle("Source: http://www.ico.org/historical/2010-19/PDF/HIST-PRICES.pdf",
            new Font(fontName, Font.PLAIN, 14)));

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setDomainPannable(true);
    plot.setRangePannable(false);
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);
    plot.getDomainAxis().setLowerMargin(0.0);
    plot.getDomainAxis().setLabelFont(new Font(fontName, Font.BOLD, 14));
    plot.getDomainAxis().setTickLabelFont(new Font(fontName, Font.PLAIN, 12));
    plot.getRangeAxis().setLabelFont(new Font(fontName, Font.BOLD, 14));
    plot.getRangeAxis().setTickLabelFont(new Font(fontName, Font.PLAIN, 12));
    chart.getLegend().setItemFont(new Font(fontName, Font.PLAIN, 14));
    chart.getLegend().setFrame(BlockBorder.NONE);
    chart.getLegend().setHorizontalAlignment(HorizontalAlignment.CENTER);
    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(false);
        renderer.setDrawSeriesLineAsPath(true);
        // set the default stroke for all series
        renderer.setAutoPopulateSeriesStroke(false);
        renderer.setDefaultStroke(new BasicStroke(3.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_BEVEL), false);
        renderer.setSeriesPaint(0, Color.RED);
        renderer.setSeriesPaint(1, new Color(24, 123, 58));
        renderer.setSeriesPaint(2, new Color(149, 201, 136));
        renderer.setSeriesPaint(3, new Color(1, 62, 29));
        renderer.setSeriesPaint(4, new Color(81, 176, 86));
        renderer.setSeriesPaint(5, new Color(0, 55, 122));
        renderer.setSeriesPaint(6, new Color(0, 92, 165));
    }

    return chart;

}

---

From source file:com.charts.ThreeMonthChart.java

public ThreeMonthChart(YStockQuote currentStock) throws ParseException {

    DateAxis domainAxis = new DateAxis("Date");
    NumberAxis rangeAxis = new NumberAxis("Price");
    CandlestickRenderer renderer = new CandlestickRenderer();
    XYDataset dataset = getDataSet(currentStock);

    XYPlot mainPlot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);

    //Do some setting up, see the API Doc
    renderer.setSeriesPaint(0, Color.BLACK);
    renderer.setDrawVolume(false);/*from   w ww.  j  ava 2  s  .  co m*/
    rangeAxis.setAutoRangeIncludesZero(false);

    domainAxis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yy"));
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);

    //Now create the chart and chart panel
    JFreeChart chart = new JFreeChart(currentStock.get_name(), null, mainPlot, false);
    chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(600, 300));

    XYPlot plot = (XYPlot) chart.getPlot();
    LegendTitle legend = new LegendTitle(plot);
    chart.addLegend(legend);
    chart.getLegend().setVisible(true);
    chart.getLegend().setPosition(RectangleEdge.BOTTOM);
    ValueAxis yAxis = (ValueAxis) plot.getRangeAxis();
    DateAxis xAxis = (DateAxis) plot.getDomainAxis();
    Date now = new Date();
    SegmentedTimeline segmentedTimeline = SegmentedTimeline.newMondayThroughFridayTimeline();
    Calendar[][] holidays = DayRange.getHolidayDates();
    int len = holidays.length;

    for (int i = 0; i < holidays[0].length; i++) {
        Calendar day = Calendar.getInstance(TimeZone.getTimeZone("EST"));
        day.set(Calendar.YEAR, holidays[0][i].get(Calendar.YEAR));
        day.set(Calendar.MONTH, holidays[0][i].get(Calendar.MONTH));
        day.set(Calendar.DAY_OF_MONTH, holidays[0][i].get(Calendar.DAY_OF_MONTH));
        day.set(Calendar.HOUR_OF_DAY, 9);
        segmentedTimeline.addException(day.getTime());

    }

    xAxis.setTimeline(segmentedTimeline);
    //xAxis.setVerticalTickLabels(true);
    xAxis.setDateFormatOverride(new SimpleDateFormat("MMM y"));
    xAxis.setAutoTickUnitSelection(true);
    xAxis.setAutoRange(true);
    renderer.setAutoWidthFactor(0.5);
    renderer.setUpPaint(Color.green);
    renderer.setDownPaint(new Color(0xc0, 0x00, 0x00));
    renderer.setSeriesPaint(0, Color.black);

    StandardXYItemRenderer renderer1 = new StandardXYItemRenderer();
    renderer1.setSeriesPaint(0, Color.BLUE);
    TimeSeries movingAverage30 = MovingAverage.createMovingAverage(close, "MA(30)", 30, 0);
    Double currMA30 = (Double) movingAverage30.getDataItem(movingAverage30.getItemCount() - 1).getValue();
    currMA30 = Math.round(currMA30 * 100.0) / 100.0;
    movingAverage30.setKey("MA(30): " + currMA30);
    TimeSeriesCollection collection = new TimeSeriesCollection();
    collection.addSeries(movingAverage30);
    plot.setDataset(1, collection);
    plot.setRenderer(1, renderer1);

    chartPanel.revalidate();
    chartPanel.repaint();
    chartPanel.revalidate();
    chartPanel.repaint();
}

---

From source file:com.charts.OneMonthChart.java

public OneMonthChart(YStockQuote currentStock) throws ParseException {

    DateAxis domainAxis = new DateAxis("Date");
    NumberAxis rangeAxis = new NumberAxis("Price");
    CandlestickRenderer renderer = new CandlestickRenderer();
    XYDataset dataset = getDataSet(currentStock);

    XYPlot mainPlot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);

    //Do some setting up, see the API Doc
    renderer.setSeriesPaint(0, Color.BLACK);
    renderer.setDrawVolume(false);/*  w  ww . ja va  2  s.  c o  m*/
    rangeAxis.setAutoRangeIncludesZero(false);

    domainAxis.setVerticalTickLabels(true);
    domainAxis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yy"));
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);

    //Now create the chart and chart panel
    JFreeChart chart = new JFreeChart(currentStock.get_name(), null, mainPlot, false);
    chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(600, 300));

    XYPlot plot = (XYPlot) chart.getPlot();
    LegendTitle legend = new LegendTitle(plot);
    chart.addLegend(legend);
    chart.getLegend().setVisible(true);
    chart.getLegend().setPosition(RectangleEdge.BOTTOM);

    ValueAxis yAxis = (ValueAxis) plot.getRangeAxis();
    DateAxis xAxis = (DateAxis) plot.getDomainAxis();
    Date now = new Date();
    SegmentedTimeline segmentedTimeline = SegmentedTimeline.newMondayThroughFridayTimeline();
    Calendar[][] holidays = DayRange.getHolidayDates();
    int len = holidays.length;

    for (int i = 0; i < holidays[0].length; i++) {
        Calendar day = Calendar.getInstance(TimeZone.getTimeZone("EST"));
        day.set(Calendar.YEAR, holidays[0][i].get(Calendar.YEAR));
        day.set(Calendar.MONTH, holidays[0][i].get(Calendar.MONTH));
        day.set(Calendar.DAY_OF_MONTH, holidays[0][i].get(Calendar.DAY_OF_MONTH));
        day.set(Calendar.HOUR_OF_DAY, 9);
        segmentedTimeline.addException(day.getTime());

    }

    xAxis.setTimeline(segmentedTimeline);
    //xAxis.setVerticalTickLabels(true);
    xAxis.setDateFormatOverride(new SimpleDateFormat("MMM-dd"));
    xAxis.setAutoTickUnitSelection(false);
    xAxis.setAutoRange(false);
    renderer.setAutoWidthFactor(0.5);
    renderer.setUpPaint(Color.green);
    renderer.setDownPaint(new Color(0xc0, 0x00, 0x00));
    renderer.setSeriesPaint(0, Color.black);

    StandardXYItemRenderer renderer1 = new StandardXYItemRenderer();
    renderer1.setSeriesPaint(0, Color.BLUE);
    TimeSeries movingAverage30 = MovingAverage.createMovingAverage(close, "MA(30)", 30, 0);
    Double currMA30 = (Double) movingAverage30.getDataItem(movingAverage30.getItemCount() - 1).getValue();
    currMA30 = Math.round(currMA30 * 100.0) / 100.0;
    movingAverage30.setKey("MA(30): " + currMA30);
    TimeSeriesCollection collection = new TimeSeriesCollection();
    collection.addSeries(movingAverage30);
    plot.setDataset(1, collection);
    plot.setRenderer(1, renderer1);

    chartPanel.revalidate();
    chartPanel.repaint();
    chartPanel.revalidate();
    chartPanel.repaint();
}

---

From source file:uk.ac.lkl.cram.ui.chart.TLALearningTypeChartFactory.java

private static JFreeChart createChart(PieDataset dataset) {
    //Create a pie chart from the chart factory with no title, a legend and no tooltips
    JFreeChart chart = ChartFactory.createPieChart(null, dataset, true, false, false);
    //Set the background colour of the chart
    Paint backgroundPaint = Color.white;
    chart.setBackgroundPaint(backgroundPaint);
    //Get the plot from the chart
    PiePlot plot = (PiePlot) chart.getPlot();
    //Set the background colour of the plot to be the same as the chart
    plot.setBackgroundPaint(backgroundPaint);
    //Remove shadows from the plot
    plot.setShadowXOffset(0);//from  ww  w  . ja va 2 s .  c  om
    plot.setShadowYOffset(0);
    //Remove the outline from the plot
    plot.setOutlineVisible(false);
    //Remove the labels from the plot
    plot.setLabelGenerator(null);
    //Set the colours for the segments
    plot.setSectionPaint(LearningTypeChartMaker.ACQUISITION, LearningTypeChartMaker.ACQUISITION_COLOR);
    plot.setSectionPaint(LearningTypeChartMaker.COLLABORATION, LearningTypeChartMaker.COLLABORATION_COLOR);
    plot.setSectionPaint(LearningTypeChartMaker.DISCUSSION, LearningTypeChartMaker.DISCUSSION_COLOR);
    plot.setSectionPaint(LearningTypeChartMaker.INQUIRY, LearningTypeChartMaker.INQUIRY_COLOR);
    plot.setSectionPaint(LearningTypeChartMaker.PRACTICE, LearningTypeChartMaker.PRACTICE_COLOR);
    plot.setSectionPaint(LearningTypeChartMaker.PRODUCTION, LearningTypeChartMaker.PRODUCTION_COLOR);
    //Get the legend from the chart
    LegendTitle legend = chart.getLegend();
    //Set the font of the legend to be the same as the platform UI
    legend.setItemFont(UIManager.getFont("Label.font"));
    //Set the background colour of the legend to be the same as the chart
    legend.setBackgroundPaint(backgroundPaint);
    //Remove the border from the legend
    legend.setFrame(BlockBorder.NONE);
    //Locate the legend to the right of the plot
    legend.setPosition(RectangleEdge.RIGHT);
    return chart;
}

---

From source file:com.charts.SixMonthChart.java

public SixMonthChart(YStockQuote currentStock) throws ParseException {

    DateAxis domainAxis = new DateAxis("Date");
    NumberAxis rangeAxis = new NumberAxis("Price");
    CandlestickRenderer renderer = new CandlestickRenderer();
    XYDataset dataset = getDataSet(currentStock);

    XYPlot mainPlot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);

    //Do some setting up, see the API Doc
    renderer.setSeriesPaint(0, Color.BLACK);
    renderer.setDrawVolume(false);/*w w  w. j a  v  a  2 s.com*/
    rangeAxis.setAutoRangeIncludesZero(false);

    domainAxis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yy"));
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);

    //Now create the chart and chart panel
    JFreeChart chart = new JFreeChart(currentStock.get_name(), null, mainPlot, false);
    chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(600, 300));

    XYPlot plot = (XYPlot) chart.getPlot();

    LegendTitle legend = new LegendTitle(plot);

    chart.addLegend(legend);
    chart.getLegend().setVisible(true);
    chart.getLegend().setPosition(RectangleEdge.BOTTOM);

    ValueAxis yAxis = (ValueAxis) plot.getRangeAxis();
    DateAxis xAxis = (DateAxis) plot.getDomainAxis();
    Date now = new Date();
    SegmentedTimeline segmentedTimeline = SegmentedTimeline.newMondayThroughFridayTimeline();
    Calendar[][] holidays = DayRange.getHolidayDates();
    int len = holidays.length;

    for (int i = 0; i < holidays[0].length; i++) {
        Calendar day = Calendar.getInstance(TimeZone.getTimeZone("EST"));
        day.set(Calendar.YEAR, holidays[0][i].get(Calendar.YEAR));
        day.set(Calendar.MONTH, holidays[0][i].get(Calendar.MONTH));
        day.set(Calendar.DAY_OF_MONTH, holidays[0][i].get(Calendar.DAY_OF_MONTH));
        day.set(Calendar.HOUR_OF_DAY, 9);
        segmentedTimeline.addException(day.getTime());

    }

    xAxis.setTimeline(segmentedTimeline);
    //xAxis.setVerticalTickLabels(true);
    xAxis.setDateFormatOverride(new SimpleDateFormat("MMM y"));
    xAxis.setAutoTickUnitSelection(true);
    xAxis.setAutoRange(true);
    renderer.setAutoWidthFactor(0.5);
    renderer.setUpPaint(Color.green);
    renderer.setDownPaint(new Color(0xc0, 0x00, 0x00));
    renderer.setSeriesPaint(0, Color.black);

    StandardXYItemRenderer renderer1 = new StandardXYItemRenderer();
    renderer1.setSeriesPaint(0, Color.BLUE);
    TimeSeries movingAverage30 = MovingAverage.createMovingAverage(close, "MA(30)", 30, 0);
    Double currMA30 = (Double) movingAverage30.getDataItem(movingAverage30.getItemCount() - 1).getValue();
    currMA30 = Math.round(currMA30 * 100.0) / 100.0;
    movingAverage30.setKey("MA(30): " + currMA30);
    TimeSeriesCollection collection = new TimeSeriesCollection();
    collection.addSeries(movingAverage30);
    plot.setDataset(1, collection);
    plot.setRenderer(1, renderer1);

    chartPanel.revalidate();
    chartPanel.repaint();
    chartPanel.revalidate();
    chartPanel.repaint();
}

---

From source file:com.ohalo.cn.awt.JFreeChartTest.java

public List<JFreeChart> printHardDiskCharts() throws SigarException {
    Sigar sigar = new Sigar();
    FileSystem fslist[] = sigar.getFileSystemList();
    ArrayList<JFreeChart> charts = new ArrayList<JFreeChart>();

    for (int i = 0; i < fslist.length; i++) {
        FileSystem fs = fslist[i];

        String diskName = fs.getDevName();

        FileSystemUsage usage = null;/*from   ww w. j  a  v  a 2 s .  co m*/
        try {
            usage = sigar.getFileSystemUsage(fs.getDirName());
        } catch (SigarException e) {
            if (fs.getType() == 2)
                throw e;
            continue;
        }

        DefaultPieDataset dpd = new DefaultPieDataset(); // 

        if (fs.getType() == 2) {
            dpd.setValue("??(" + usage.getAvail() / 1024 / 1024 + "GB)",
                    usage.getAvail());
            dpd.setValue("?(" + usage.getUsed() / 1024 / 1024 + "GB)", usage.getUsed());
        }
        JFreeChart chart = ChartFactory.createPieChart("???", dpd, true, true,
                false);

        chart.setTitle(":" + diskName);
        Font font2 = new Font("", Font.BOLD, 12);
        chart.getTitle().setFont(font2);
        PiePlot pieplot = (PiePlot) chart.getPlot();
        pieplot.setLabelFont(font2);
        chart.getLegend().setItemFont(font2);
        charts.add(chart);
    }

    return charts;
}

---

From source file:gov.sandia.umf.platform.ui.jobs.Plot.java

public JFreeChart createChart(final XYDataset dataset) {
    final JFreeChart chart = ChartFactory.createXYLineChart(null, // chart title
            null, // x axis label
            null, // y axis label
            dataset, // data
            PlotOrientation.VERTICAL, true, // include legend
            true, // tooltips
            false // urls
    );/*from   ww w  .j a  va2 s.co  m*/

    chart.setBackgroundPaint(Color.white);

    LegendTitle legend = chart.getLegend();
    legend.setVisible(dataset.getSeriesCount() <= 5);

    XYPlot plot = chart.getXYPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setDomainPannable(true);
    plot.setRangePannable(true);
    ValueAxis axis = plot.getRangeAxis();
    if (axis instanceof NumberAxis)
        ((NumberAxis) axis).setAutoRangeIncludesZero(false);

    XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
    for (int i = 0; i < dataset.getSeriesCount(); i++)
        renderer.setSeriesShapesVisible(i, false);
    plot.setRenderer(renderer);

    return chart;
}

---

From source file:mediamatrix.gui.JVMMemoryProfilerPanel.java

public JVMMemoryProfilerPanel() {
    initComponents();/*from  ww  w . jav a 2  s . com*/
    profiler = new JVMMemoryProfiler(frequency);
    profiler.addListener(new JVMMemoryProfilerListener() {

        @Override
        public void addScore(long t, long f) {
            total.add(new Millisecond(), t);
            free.add(new Millisecond(), f);
        }
    });

    total = new TimeSeries("Total Memory");
    total.setMaximumItemCount(historyCount);
    free = new TimeSeries("Free Memory");
    free.setMaximumItemCount(historyCount);

    final TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(total);
    dataset.addSeries(free);

    final DateAxis domain = new DateAxis("Time");
    final NumberAxis range = new NumberAxis("Memory");
    domain.setTickLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    domain.setLabelFont(new Font("SansSerif", Font.PLAIN, 14));
    range.setTickLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    range.setLabelFont(new Font("SansSerif", Font.PLAIN, 14));
    range.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

    final XYItemRenderer renderer = new DefaultXYItemRenderer();
    renderer.setSeriesPaint(0, Color.red);
    renderer.setSeriesPaint(1, Color.green);
    renderer.setBaseStroke(new BasicStroke(3f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL));

    final XYPlot plot = new XYPlot(dataset, domain, range, renderer);
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    domain.setAutoRange(true);
    domain.setLowerMargin(0.0);
    domain.setUpperMargin(0.0);
    domain.setTickLabelsVisible(true);

    final JFreeChart chart = new JFreeChart("JVM Memory Usage", new Font("SansSerif", Font.BOLD, 24), plot,
            true);
    chart.setBackgroundPaint(Color.white);
    final ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4),
            BorderFactory.createLineBorder(Color.black)));
    chart.getLegend().setItemFont(new Font("SansSerif", Font.PLAIN, 12));

    add(chartPanel, BorderLayout.CENTER);
}

---

From source file:playground.yu.utils.charts.DoubleBarChart.java

public void saveAsPng(final String filename, final String title, final int width, final int height) {
    for (int i = 0; i < subCharts.length; i++)
        plot.add((CategoryPlot) subCharts[i].getChart().getPlot(), 1);

    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, true);
    // add MATSim logo
    Image image = MatsimResource.getAsImage("matsim_logo_transparent_small.png");
    Title subtitle = new ImageTitle(image, RectangleEdge.BOTTOM, HorizontalAlignment.RIGHT,
            VerticalAlignment.BOTTOM);/*ww  w .j  a va  2s.c om*/
    chart.addSubtitle(subtitle);
    // add default Formatting
    chart.setBackgroundPaint(new Color(1.0f, 1.0f, 1.0f, 1.0f));
    chart.getLegend().setBorder(0.0, 0.0, 0.0, 0.0);

    try {
        ChartUtilities.saveChartAsPNG(new File(filename), chart, width, height, null, true, 9);
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

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