chartfactory.java

大家打开看看啊, 很有用的东西

     * @param yAxisLabel  a label for the Y-axis.
     * @param dataset  the dataset for the chart.
     * @param orientation  the plot orientation (horizontal or vertical).
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return The chart.
     */
    public static JFreeChart createXYLineChart(String title,
                                               String xAxisLabel,
                                               String yAxisLabel,
                                               XYDataset dataset,
                                               PlotOrientation orientation,
                                               boolean legend,
                                               boolean tooltips,
                                               boolean urls) {

        NumberAxis xAxis = new NumberAxis(xAxisLabel);
        xAxis.setAutoRangeIncludesZero(false);
        NumberAxis yAxis = new NumberAxis(yAxisLabel);
        XYItemRenderer renderer = new StandardXYItemRenderer(StandardXYItemRenderer.LINES);
        XYPlot plot = new XYPlot(dataset, xAxis, yAxis, renderer);
        plot.setOrientation(orientation);
        if (tooltips) {
            renderer.setToolTipGenerator(new StandardXYToolTipGenerator());
        }
        if (urls) {
            renderer.setURLGenerator(new StandardXYURLGenerator());
        }

        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

        return chart;

    }

    /**
     * Creates an area chart using an {@link XYDataset}.
     *
     * @param title  the chart title.
     * @param xAxisLabel  a label for the X-axis.
     * @param yAxisLabel  a label for the Y-axis.
     * @param data  the dataset for the chart.
     * @param orientation  the plot orientation (horizontal or vertical).
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return an XY area chart.
     * 
     * @deprecated Use createXYAreaChart(...).
     */
    public static JFreeChart createAreaXYChart(String title,
                                               String xAxisLabel,
                                               String yAxisLabel,
                                               XYDataset data,
                                               PlotOrientation orientation,
                                               boolean legend,
                                               boolean tooltips,
                                               boolean urls) {

        return createXYAreaChart(
            title, xAxisLabel, yAxisLabel, data, orientation, legend, tooltips, urls
        );

    }

    /**
     * Creates an area chart using an {@link XYDataset}.
     *
     * @param title  the chart title.
     * @param xAxisLabel  a label for the X-axis.
     * @param yAxisLabel  a label for the Y-axis.
     * @param data  the dataset for the chart.
     * @param orientation  the plot orientation (horizontal or vertical).
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return an XY area chart.
     */
    public static JFreeChart createXYAreaChart(String title,
                                               String xAxisLabel,
                                               String yAxisLabel,
                                               XYDataset data,
                                               PlotOrientation orientation,
                                               boolean legend,
                                               boolean tooltips,
                                               boolean urls) {

        NumberAxis xAxis = new NumberAxis(xAxisLabel);
        xAxis.setAutoRangeIncludesZero(false);
        NumberAxis yAxis = new NumberAxis(yAxisLabel);
        XYPlot plot = new XYPlot(data, xAxis, yAxis, null);
        plot.setOrientation(orientation);
        
        XYToolTipGenerator toolTipGenerator = null;
        if (tooltips) {
            toolTipGenerator = new StandardXYToolTipGenerator();
        }

        XYURLGenerator urlGenerator = null;
        if (urls) {
            urlGenerator = new StandardXYURLGenerator();
        }

        plot.setRenderer(new AreaXYRenderer(AreaXYRenderer.AREA, toolTipGenerator, urlGenerator));

        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

        return chart;

    }

    /**
     * Creates a scatter plot with default settings.
     *
     * @param title  the chart title.
     * @param xAxisLabel  a label for the X-axis.
     * @param yAxisLabel  a label for the Y-axis.
     * @param data  the dataset for the chart.
     * @param orientation  the plot orientation (horizontal or vertical).
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return a scatter plot.
     */
    public static JFreeChart createScatterPlot(String title,
                                               String xAxisLabel,
                                               String yAxisLabel,
                                               XYDataset data,
                                               PlotOrientation orientation,
                                               boolean legend,
                                               boolean tooltips,
                                               boolean urls) {

        NumberAxis xAxis = new NumberAxis(xAxisLabel);
        xAxis.setAutoRangeIncludesZero(false);
        NumberAxis yAxis = new NumberAxis(yAxisLabel);
        yAxis.setAutoRangeIncludesZero(false);

        XYPlot plot = new XYPlot(data, xAxis, yAxis, null);

        XYToolTipGenerator toolTipGenerator = null;
        if (tooltips) {
            toolTipGenerator = new StandardXYToolTipGenerator();
        }

        XYURLGenerator urlGenerator = null;
        if (urls) {
            urlGenerator = new StandardXYURLGenerator();
        }
        StandardXYItemRenderer renderer = new StandardXYItemRenderer(StandardXYItemRenderer.SHAPES,
                                                                     toolTipGenerator,
                                                                     urlGenerator);
        renderer.setShapesFilled(Boolean.TRUE);
        plot.setRenderer(renderer);
        plot.setOrientation(orientation);

        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

        return chart;

    }

    /**
     * Creates a bubble chart with default settings.
     *
     * @param title  the chart title.
     * @param xAxisLabel  a label for the X-axis.
     * @param yAxisLabel  a label for the Y-axis.
     * @param data  the dataset for the chart.
     * @param orientation  the orientation (horizontal or vertical).
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return a scatter plot.
     */
    public static JFreeChart createBubbleChart(String title,
                                               String xAxisLabel,
                                               String yAxisLabel,
                                               XYZDataset data,
                                               PlotOrientation orientation,
                                               boolean legend,
                                               boolean tooltips,
                                               boolean urls) {

        NumberAxis xAxis = new NumberAxis(xAxisLabel);
        xAxis.setAutoRangeIncludesZero(false);
        NumberAxis yAxis = new NumberAxis(yAxisLabel);
        yAxis.setAutoRangeIncludesZero(false);

        XYPlot plot = new XYPlot(data, xAxis, yAxis, null);

        XYZToolTipGenerator toolTipGenerator = null;
        if (tooltips) {
            toolTipGenerator = new StandardXYZToolTipGenerator();
        }

        XYZURLGenerator urlGenerator = null;
        if (urls) {
            urlGenerator = new StandardXYZURLGenerator();
        }

        XYItemRenderer renderer = new XYBubbleRenderer(XYBubbleRenderer.SCALE_ON_RANGE_AXIS);
        renderer.setToolTipGenerator(toolTipGenerator);
        renderer.setURLGenerator(urlGenerator);
        plot.setRenderer(renderer);
        plot.setOrientation(orientation);

        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

        return chart;

    }

    /**
     * Creates a wind plot with default settings.
     *
     * @param title  the chart title.
     * @param xAxisLabel  a label for the x-axis.
     * @param yAxisLabel  a label for the y-axis.
     * @param data  the dataset for the chart.
     * @param legend  a flag that controls whether or not a legend is created.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return a wind plot.
     *
     */
    public static JFreeChart createWindPlot(String title,
                                            String xAxisLabel,
                                            String yAxisLabel,
                                            WindDataset data,
                                            boolean legend,
                                            boolean tooltips,
                                            boolean urls) {

        ValueAxis xAxis = new DateAxis(xAxisLabel);
        ValueAxis yAxis = new NumberAxis(yAxisLabel);
        yAxis.setMaximumAxisValue(12.0);
        yAxis.setMinimumAxisValue(-12.0);

        XYToolTipGenerator tooltipGenerator = null;
        if (tooltips) {
            tooltipGenerator = new StandardXYToolTipGenerator();
        }

        XYURLGenerator urlGenerator = null;
        if (urls) {
            urlGenerator = new StandardXYURLGenerator();
        }

        XYPlot plot = new XYPlot(data, xAxis, yAxis, null);
        WindItemRenderer renderer = new WindItemRenderer();
        renderer.setToolTipGenerator(tooltipGenerator);
        renderer.setURLGenerator(urlGenerator);
        plot.setRenderer(renderer);
        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

        return chart;

    }

    /**
     * Creates and returns a time series chart.
     * <P>
     * A time series chart is an XYPlot with a date axis (horizontal) and a number axis (vertical),
     * and each data item is connected with a line.
     * <P>
     * Note that you can supply a TimeSeriesCollection to this method, as it implements the
     * XYDataset interface.
     *
     * @param title  the chart title.
     * @param timeAxisLabel  a label for the time axis.
     * @param valueAxisLabel  a label for the value axis.
     * @param data  the dataset for the chart.
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?
     * @param urls  configure chart to generate URLs?
     *
     * @return a time series chart.
     */
    public static JFreeChart createTimeSeriesChart(String title,
                                                   String timeAxisLabel,
                                                   String valueAxisLabel,
                                                   XYDataset data,
                                                   boolean legend,
                                                   boolean tooltips,
                                                   boolean urls) {

        ValueAxis timeAxis = new DateAxis(timeAxisLabel);
        timeAxis.setLowerMargin(0.02);  // reduce the default margins on the time axis
        timeAxis.setUpperMargin(0.02);
        NumberAxis valueAxis = new NumberAxis(valueAxisLabel);
        valueAxis.setAutoRangeIncludesZero(false);  // override default
        XYPlot plot = new XYPlot(data, timeAxis, valueAxis, null);

        XYToolTipGenerator tooltipGenerator = null;
        if (tooltips) {
            tooltipGenerator = new TimeSeriesToolTipGenerator();
        }

        XYURLGenerator urlGenerator = null;
        if (urls) {
            urlGenerator = new StandardXYURLGenerator();
        }

        plot.setRenderer(new StandardXYItemRenderer(StandardXYItemRenderer.LINES,
                                                    tooltipGenerator, urlGenerator));
        JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);

        return chart;

    }

    /**
     * Creates and returns a default instance of an XY bar chart.
     *
     * @param title  the chart title.
     * @param xAxisLabel  a label for the X-axis.
     * @param yAxisLabel  a label for the Y-axis.
     * @param data  the dataset for the chart.
     * @param orientation  the orientation (horizontal or vertical).
     * @param legend  a flag specifying whether or not a legend is required.
     * @param tooltips  configure chart to generate tool tips?