jfreechartdemobase.java

大家打开看看啊, 很有用的东西

     *
     * @return a sample stacked vertical 3D bar chart.
     */
    public JFreeChart createVerticalStacked3DBarChart() {

        // create a default chart based on some sample data...
        String title = resources.getString("bar.vertical-stacked3D.title");
        String domain = resources.getString("bar.vertical-stacked3D.domain");
        String range = resources.getString("bar.vertical-stacked3D.range");
        CategoryDataset data = DemoDatasetFactory.createCategoryDataset();
        JFreeChart chart = ChartFactory.createStackedBarChart3D(title, domain, range, data,
                                                                PlotOrientation.VERTICAL,
                                                                true, true, false);

        // then customise it a little...
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 1000, 0, Color.red));
        return chart;

    }

    /**
     * Creates and returns a sample pie chart.
     *
     * @return a sample pie chart.
     */
    public JFreeChart createPieChartOne() {

        // create a default chart based on some sample data...
        String title = resources.getString("pie.pie1.title");
        CategoryDataset data = DemoDatasetFactory.createCategoryDataset();
        PieDataset extracted = DatasetUtilities.createPieDatasetForRow(data, 0);
        JFreeChart chart = ChartFactory.createPieChart(title, extracted, true, true, false);

        // then customise it a little...
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.orange));
        PiePlot plot = (PiePlot) chart.getPlot();
        plot.setCircular(false);
        // make section 1 explode by 100%...
        plot.setRadius(0.60);
        plot.setExplodePercent(1, 1.00);
        return chart;

    }

    /**
     * Creates and returns a sample pie chart.
     *
     * @return a sample pie chart.
     */
    public JFreeChart createPieChartTwo() {

        // create a default chart based on some sample data...
        String title = resources.getString("pie.pie2.title");
        CategoryDataset data = DemoDatasetFactory.createCategoryDataset();
        Comparable category = (Comparable) data.getColumnKeys().get(1);
        PieDataset extracted = DatasetUtilities.createPieDatasetForColumn(data, category);
        JFreeChart chart = ChartFactory.createPieChart(title, extracted, true, true, false);

        // then customise it a little...
        chart.setBackgroundPaint(Color.lightGray);
        PiePlot pie = (PiePlot) chart.getPlot();
        pie.setSectionLabelType(PiePlot.NAME_AND_PERCENT_LABELS);
        pie.setBackgroundImage(JFreeChart.INFO.getLogo());
        pie.setBackgroundPaint(Color.white);
        pie.setBackgroundAlpha(0.6f);
        pie.setForegroundAlpha(0.75f);
        return chart;

    }

    /**
     * Creates and returns a sample XY plot.
     *
     * @return a sample XY plot.
     */
    public JFreeChart createXYPlot() {

        // create a default chart based on some sample data...
        String title = resources.getString("xyplot.sample1.title");
        String domain = resources.getString("xyplot.sample1.domain");
        String range = resources.getString("xyplot.sample1.range");
        XYDataset data = DemoDatasetFactory.createSampleXYDataset();
        JFreeChart chart = ChartFactory.createXYLineChart(
            title, 
            domain, range, data, 
            PlotOrientation.VERTICAL,
            true,
            true,
            false
        );

        // then customise it a little...
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.green));
        return chart;

    }

    /**
     * Creates and returns a sample time series chart.
     *
     * @return a sample time series chart.
     */
    public JFreeChart createTimeSeries1Chart() {

        // create a default chart based on some sample data...
        String title = resources.getString("timeseries.sample1.title");
        String subtitle = resources.getString("timeseries.sample1.subtitle");
        String domain = resources.getString("timeseries.sample1.domain");
        String range = resources.getString("timeseries.sample1.range");
        String copyrightStr = resources.getString("timeseries.sample1.copyright");
        XYDataset data = DemoDatasetFactory.createTimeSeriesCollection3();
        JFreeChart chart = ChartFactory.createTimeSeriesChart(title, domain, range, data,
                                                              true,
                                                              true,
                                                              false);

        // then customise it a little...
        TextTitle title2 = new TextTitle(subtitle, new Font("SansSerif", Font.PLAIN, 12));
        title2.setSpacer(new Spacer(Spacer.RELATIVE, 0.05, 0.05, 0.05, 0.0));
        chart.addSubtitle(title2);

        TextTitle copyright = new TextTitle(copyrightStr, new Font("SansSerif", Font.PLAIN, 9));
        copyright.setPosition(TextTitle.BOTTOM);
        copyright.setHorizontalAlignment(TextTitle.RIGHT);
        chart.addSubtitle(copyright);

        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        XYPlot plot = chart.getXYPlot();
        DateAxis axis = (DateAxis) plot.getDomainAxis();
        axis.setVerticalTickLabels(true);
        return chart;

    }

    /**
     * Creates and returns a sample time series chart.
     *
     * @return a sample time series chart.
     */
    public JFreeChart createTimeSeries2Chart() {

        // create a default chart based on some sample data...
        String title = resources.getString("timeseries.sample2.title");
        String subtitleStr = resources.getString("timeseries.sample2.subtitle");
        String domain = resources.getString("timeseries.sample2.domain");
        String range = resources.getString("timeseries.sample2.range");
        XYDataset data = DemoDatasetFactory.createTimeSeriesCollection4();
        JFreeChart chart = ChartFactory.createTimeSeriesChart(title, domain, range, data,
                                                              true, true, false);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        XYPlot plot = chart.getXYPlot();
        LogarithmicAxis rangeAxis = new LogarithmicAxis(range);
        plot.setRangeAxis(rangeAxis);
        return chart;

    }

    /**
     * Creates and returns a sample time series chart.
     *
     * @return a sample time series chart.
     */
    public JFreeChart createTimeSeriesWithMAChart() {

        // create a default chart based on some sample data...
        String title = resources.getString("timeseries.sample3.title");
        String domain = resources.getString("timeseries.sample3.domain");
        String range = resources.getString("timeseries.sample3.range");
        String subtitleStr = resources.getString("timeseries.sample3.subtitle");
        TimeSeries jpy = DemoDatasetFactory.createJPYTimeSeries();
        TimeSeries mav = MovingAverage.createMovingAverage(jpy, "30 Day Moving Average", 30, 30);
        TimeSeriesCollection dataset = new TimeSeriesCollection();
        dataset.addSeries(jpy);
        dataset.addSeries(mav);
        JFreeChart chart = ChartFactory.createTimeSeriesChart(title, domain, range, dataset,
                                                              true,
                                                              true,
                                                              false);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        return chart;

    }

    /**
     * Displays a vertical bar chart in its own frame.
     *
     * @return a high low chart.
     */
    public JFreeChart createHighLowChart() {

        // create a default chart based on some sample data...
        String title = resources.getString("timeseries.highlow.title");
        String domain = resources.getString("timeseries.highlow.domain");
        String range = resources.getString("timeseries.highlow.range");
        String subtitleStr = resources.getString("timeseries.highlow.subtitle");
        HighLowDataset data = DemoDatasetFactory.createHighLowDataset();
        JFreeChart chart = ChartFactory.createHighLowChart(title, domain, range, data, true);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.magenta));
        return chart;

    }

    /**
     * Creates a candlestick chart.
     *
     * @return a candlestick chart.
     */
    public JFreeChart createCandlestickChart() {

      // create a default chart based on some sample data...
      String title = resources.getString("timeseries.candlestick.title");
      String domain = resources.getString("timeseries.candlestick.domain");
      String range = resources.getString("timeseries.candlestick.range");
      String subtitleStr = resources.getString("timeseries.candlestick.subtitle");
      HighLowDataset data = DemoDatasetFactory.createHighLowDataset();
      JFreeChart chart = ChartFactory.createCandlestickChart(title, domain, range, data, false);

      // then customise it a little...
      TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
      chart.addSubtitle(subtitle);
      chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.green));
      return chart;

    }

    /**
     * Creates and returns a sample signal chart.
     *
     * @return a sample chart.
     */
    public JFreeChart createSignalChart() {

        // create a default chart based on some sample data...
        String title = resources.getString("timeseries.signal.title");
        String domain = resources.getString("timeseries.signal.domain");
        String range = resources.getString("timeseries.signal.range");
        String subtitleStr = resources.getString("timeseries.signal.subtitle");
        SignalsDataset data = DemoDatasetFactory.createSampleSignalDataset();
        JFreeChart chart = ChartFactory.createSignalChart(title, domain, range, data, true);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        return chart;

    }

    /**
     * Creates and returns a sample thermometer chart.
     *
     * @return a sample thermometer chart.
     */
    public JFreeChart createThermometerChart() {

        // create a default chart based on some sample data...
        String title = resources.getString("meter.thermo.title");
        String subtitleStr = resources.getString("meter.thermo.subtitle");
        String units = resources.getString("meter.thermo.units");

        DefaultValueDataset data = new DefaultValueDataset(new Double(34.0));
        ThermometerPlot plot = new ThermometerPlot(data);
        plot.setUnits(units);
        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, false);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        return chart;

    }

    /**
     * Creates and returns a sample meter chart.
     *
     * @return a meter chart.
     */
    public JFreeChart createMeterChartCircle() {

        // create a default chart based on some sample data...
        String title = resources.getString("meter.meter.title");
        String subtitleStr = resources.getString("meter.meter.subtitle");
        String units = resources.getString("meter.meter.units");
        DefaultMeterDataset data = DemoDatasetFactory.createMeterDataset();

        data.setUnits(units);
        MeterPlot plot = new MeterPlot(data);
        plot.setMeterAngle(270);
        plot.setDialType(1);
        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
                                          plot, false);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        return chart;
    }

    /**
     * Creates and returns a sample meter chart.
     *
     * @return a meter chart.
     */
    public JFreeChart createMeterChartPie() {

        // create a default chart based on some sample data...
        String title = resources.getString("meter.meter.title");
        String subtitleStr = resources.getString("meter.meter.subtitle");
        String units = resources.getString("meter.meter.units");
        DefaultMeterDataset data = DemoDatasetFactory.createMeterDataset();

        data.setUnits(units);
        MeterPlot plot = new MeterPlot(data);
        plot.setMeterAngle(270);
        plot.setDialType(0);
        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
                                          plot, false);

        // then customise it a little...
        TextTitle subtitle = new TextTitle(subtitleStr, new Font("SansSerif", Font.BOLD, 12));
        chart.addSubtitle(subtitle);
        chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.blue));
        return chart;
    }

    /**
     * Creates and returns a sample meter chart.
     *
     * @return the meter chart.
     */
    public JFreeChart createMeterChartChord() {

        // create a default chart based on some sample data...
        String title = resources.getString("meter.meter.title");