Examples with StandardPieSectionLabelGenerator org.jfree.chart.labels.StandardPieSectionLabelGenerator used on opensource projects

Example 31 with StandardPieSectionLabelGenerator

use of org.jfree.chart.labels.StandardPieSectionLabelGenerator in project mirai-plugin-HRobot by happysnaker.

the class ChartUtil method generateAPieChart.

public static String generateAPieChart(Map<String, Long> dataset, String title) throws IOException {
    try {
        // 如果不使用Font,中文将显示不出来
        Font font = new Font("宋体", Font.BOLD, 15);
        DefaultPieDataset pds = new DefaultPieDataset();
        for (Map.Entry<String, Long> it : dataset.entrySet()) {
            pds.setValue(it.getKey(), it.getValue());
        }
        JFreeChart chart = ChartFactory.createPieChart(title, pds, true, false, true);
        // 设置图片标题的字体
        chart.getTitle().setFont(font);
        // 得到图块,准备设置标签的字体
        PiePlot plot = (PiePlot) chart.getPlot();
        // 设置标签字体
        plot.setLabelFont(font);
        // 设置图例项目字体
        chart.getLegend().setItemFont(font);
        plot.setStartAngle(new Float(3.14f / 2f));
        // 设置plot的前景色透明度
        plot.setForegroundAlpha(0.7f);
        // 设置plot的背景色透明度
        plot.setBackgroundAlpha(0.0f);
        // 设置标签生成器(默认{0})
        // {0}:key {1}:value {2}:百分比 {3}:sum
        plot.setLabelGenerator(new StandardPieSectionLabelGenerator("{0}({1})/{2}"));
        // 将内存中的图片写到本地硬盘
        String path = directionPath + UUID.randomUUID() + ".jpg";
        ChartUtilities.saveChartAsJPEG(new File(path), chart, 800, 400);
        return path;
    } catch (Exception e) {
        e.printStackTrace();
        throw e;
    }
}

Example 32 with StandardPieSectionLabelGenerator

use of org.jfree.chart.labels.StandardPieSectionLabelGenerator in project pentaho-platform by pentaho.

the class JFreeChartEngine method updatePlot.

private static void updatePlot(final Plot plot, final ChartDefinition chartDefinition) {
    plot.setBackgroundPaint(chartDefinition.getPlotBackgroundPaint());
    plot.setBackgroundImage(chartDefinition.getPlotBackgroundImage());
    plot.setNoDataMessage(chartDefinition.getNoDataMessage());
    // create a custom palette if it was defined
    if (chartDefinition.getPaintSequence() != null) {
        DefaultDrawingSupplier drawingSupplier = new DefaultDrawingSupplier(chartDefinition.getPaintSequence(), DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE, DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE, DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE, DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE);
        plot.setDrawingSupplier(drawingSupplier);
    }
    // TODO define outline stroke
    plot.setOutlineStroke(null);
    if (plot instanceof CategoryPlot) {
        CategoryPlot categoryPlot = (CategoryPlot) plot;
        CategoryDatasetChartDefinition categoryDatasetChartDefintion = (CategoryDatasetChartDefinition) chartDefinition;
        categoryPlot.setOrientation(categoryDatasetChartDefintion.getOrientation());
        CategoryAxis domainAxis = categoryPlot.getDomainAxis();
        if (domainAxis != null) {
            domainAxis.setLabel(categoryDatasetChartDefintion.getDomainTitle());
            domainAxis.setLabelFont(categoryDatasetChartDefintion.getDomainTitleFont());
            if (categoryDatasetChartDefintion.getDomainTickFont() != null) {
                domainAxis.setTickLabelFont(categoryDatasetChartDefintion.getDomainTickFont());
            }
            domainAxis.setCategoryLabelPositions(categoryDatasetChartDefintion.getCategoryLabelPositions());
        }
        NumberAxis numberAxis = (NumberAxis) categoryPlot.getRangeAxis();
        if (numberAxis != null) {
            numberAxis.setLabel(categoryDatasetChartDefintion.getRangeTitle());
            numberAxis.setLabelFont(categoryDatasetChartDefintion.getRangeTitleFont());
            if (categoryDatasetChartDefintion.getRangeMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                numberAxis.setLowerBound(categoryDatasetChartDefintion.getRangeMinimum());
            }
            if (categoryDatasetChartDefintion.getRangeMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                numberAxis.setUpperBound(categoryDatasetChartDefintion.getRangeMaximum());
            }
            if (categoryDatasetChartDefintion.getRangeTickFormat() != null) {
                numberAxis.setNumberFormatOverride(categoryDatasetChartDefintion.getRangeTickFormat());
            }
            if (categoryDatasetChartDefintion.getRangeTickFont() != null) {
                numberAxis.setTickLabelFont(categoryDatasetChartDefintion.getRangeTickFont());
            }
            if (categoryDatasetChartDefintion.getRangeTickUnits() != null) {
                numberAxis.setTickUnit(new NumberTickUnit(categoryDatasetChartDefintion.getRangeTickUnits()));
            }
        }
    }
    if (plot instanceof PiePlot) {
        PiePlot pie = (PiePlot) plot;
        PieDatasetChartDefinition pieDefinition = (PieDatasetChartDefinition) chartDefinition;
        pie.setInteriorGap(pieDefinition.getInteriorGap());
        pie.setStartAngle(pieDefinition.getStartAngle());
        pie.setLabelFont(pieDefinition.getLabelFont());
        if (pieDefinition.getLabelPaint() != null) {
            pie.setLabelPaint(pieDefinition.getLabelPaint());
        }
        pie.setLabelBackgroundPaint(pieDefinition.getLabelBackgroundPaint());
        if (pieDefinition.isLegendIncluded()) {
            // $NON-NLS-1$
            StandardPieSectionLabelGenerator labelGen = new StandardPieSectionLabelGenerator("{0}");
            pie.setLegendLabelGenerator(labelGen);
        }
        if (pieDefinition.getExplodedSlices() != null) {
            for (Iterator iter = pieDefinition.getExplodedSlices().iterator(); iter.hasNext(); ) {
                pie.setExplodePercent((Comparable) iter.next(), .30);
            }
        }
        pie.setLabelGap(pieDefinition.getLabelGap());
        if (!pieDefinition.isDisplayLabels()) {
            pie.setLabelGenerator(null);
        } else {
            if (pieDefinition.isLegendIncluded()) {
                // $NON-NLS-1$
                StandardPieSectionLabelGenerator labelGen = new StandardPieSectionLabelGenerator("{1} ({2})");
                pie.setLabelGenerator(labelGen);
            } else {
                // $NON-NLS-1$
                StandardPieSectionLabelGenerator labelGen = new StandardPieSectionLabelGenerator("{0} = {1} ({2})");
                pie.setLabelGenerator(labelGen);
            }
        }
    }
    if (plot instanceof MultiplePiePlot) {
        MultiplePiePlot pies = (MultiplePiePlot) plot;
        CategoryDatasetChartDefinition categoryDatasetChartDefintion = (CategoryDatasetChartDefinition) chartDefinition;
        pies.setDataset(categoryDatasetChartDefintion);
    }
    if (plot instanceof MeterPlot) {
        MeterPlot meter = (MeterPlot) plot;
        DialWidgetDefinition widget = (DialWidgetDefinition) chartDefinition;
        List intervals = widget.getIntervals();
        Iterator intervalIterator = intervals.iterator();
        while (intervalIterator.hasNext()) {
            MeterInterval interval = (MeterInterval) intervalIterator.next();
            meter.addInterval(interval);
        }
        meter.setNeedlePaint(widget.getNeedlePaint());
        meter.setDialShape(widget.getDialShape());
        meter.setDialBackgroundPaint(widget.getPlotBackgroundPaint());
        meter.setRange(new Range(widget.getMinimum(), widget.getMaximum()));
    }
    if (plot instanceof XYPlot) {
        XYPlot xyPlot = (XYPlot) plot;
        if (chartDefinition instanceof XYSeriesCollectionChartDefinition) {
            XYSeriesCollectionChartDefinition xySeriesCollectionChartDefintion = (XYSeriesCollectionChartDefinition) chartDefinition;
            xyPlot.setOrientation(xySeriesCollectionChartDefintion.getOrientation());
            ValueAxis domainAxis = xyPlot.getDomainAxis();
            if (domainAxis != null) {
                domainAxis.setLabel(xySeriesCollectionChartDefintion.getDomainTitle());
                domainAxis.setLabelFont(xySeriesCollectionChartDefintion.getDomainTitleFont());
                domainAxis.setVerticalTickLabels(xySeriesCollectionChartDefintion.isDomainVerticalTickLabels());
                if (xySeriesCollectionChartDefintion.getDomainTickFormat() != null) {
                    ((NumberAxis) domainAxis).setNumberFormatOverride(xySeriesCollectionChartDefintion.getDomainTickFormat());
                }
                if (xySeriesCollectionChartDefintion.getDomainTickFont() != null) {
                    domainAxis.setTickLabelFont(xySeriesCollectionChartDefintion.getDomainTickFont());
                }
                if (xySeriesCollectionChartDefintion.getDomainMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                    domainAxis.setLowerBound(xySeriesCollectionChartDefintion.getDomainMinimum());
                }
                if (xySeriesCollectionChartDefintion.getDomainMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                    domainAxis.setUpperBound(xySeriesCollectionChartDefintion.getDomainMaximum());
                }
            }
            ValueAxis rangeAxis = xyPlot.getRangeAxis();
            if (rangeAxis != null) {
                rangeAxis.setLabel(xySeriesCollectionChartDefintion.getRangeTitle());
                rangeAxis.setLabelFont(xySeriesCollectionChartDefintion.getRangeTitleFont());
                if (xySeriesCollectionChartDefintion.getRangeMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                    rangeAxis.setLowerBound(xySeriesCollectionChartDefintion.getRangeMinimum());
                }
                if (xySeriesCollectionChartDefintion.getRangeMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                    rangeAxis.setUpperBound(xySeriesCollectionChartDefintion.getRangeMaximum());
                }
                if (xySeriesCollectionChartDefintion.getRangeMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                    rangeAxis.setLowerBound(xySeriesCollectionChartDefintion.getRangeMinimum());
                }
                if (xySeriesCollectionChartDefintion.getRangeMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                    rangeAxis.setUpperBound(xySeriesCollectionChartDefintion.getRangeMaximum());
                }
                if (xySeriesCollectionChartDefintion.getRangeTickFormat() != null) {
                    ((NumberAxis) rangeAxis).setNumberFormatOverride(xySeriesCollectionChartDefintion.getRangeTickFormat());
                }
                if (xySeriesCollectionChartDefintion.getRangeTickFont() != null) {
                    rangeAxis.setTickLabelFont(xySeriesCollectionChartDefintion.getRangeTickFont());
                }
            }
        } else if (chartDefinition instanceof TimeSeriesCollectionChartDefinition) {
            TimeSeriesCollectionChartDefinition timeSeriesCollectionChartDefintion = (TimeSeriesCollectionChartDefinition) chartDefinition;
            xyPlot.setOrientation(timeSeriesCollectionChartDefintion.getOrientation());
            ValueAxis domainAxis = xyPlot.getDomainAxis();
            if (domainAxis != null) {
                domainAxis.setLabel(timeSeriesCollectionChartDefintion.getDomainTitle());
                domainAxis.setLabelFont(timeSeriesCollectionChartDefintion.getDomainTitleFont());
                domainAxis.setVerticalTickLabels(timeSeriesCollectionChartDefintion.isDomainVerticalTickLabels());
                if (domainAxis instanceof DateAxis) {
                    DateAxis da = (DateAxis) domainAxis;
                    if (timeSeriesCollectionChartDefintion.getDateMinimum() != null) {
                        da.setMinimumDate(timeSeriesCollectionChartDefintion.getDateMinimum());
                    }
                    if (timeSeriesCollectionChartDefintion.getDateMaximum() != null) {
                        da.setMaximumDate(timeSeriesCollectionChartDefintion.getDateMaximum());
                    }
                }
            }
            ValueAxis rangeAxis = xyPlot.getRangeAxis();
            if (rangeAxis != null) {
                rangeAxis.setLabel(timeSeriesCollectionChartDefintion.getRangeTitle());
                rangeAxis.setLabelFont(timeSeriesCollectionChartDefintion.getRangeTitleFont());
                if (timeSeriesCollectionChartDefintion.getRangeMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                    rangeAxis.setLowerBound(timeSeriesCollectionChartDefintion.getRangeMinimum());
                }
                if (timeSeriesCollectionChartDefintion.getRangeMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                    rangeAxis.setUpperBound(timeSeriesCollectionChartDefintion.getRangeMaximum());
                }
            }
        } else if (chartDefinition instanceof XYZSeriesCollectionChartDefinition) {
            XYZSeriesCollectionChartDefinition xyzSeriesCollectionChartDefintion = (XYZSeriesCollectionChartDefinition) chartDefinition;
            xyPlot.setOrientation(xyzSeriesCollectionChartDefintion.getOrientation());
            ValueAxis domainAxis = xyPlot.getDomainAxis();
            if (domainAxis != null) {
                domainAxis.setLabel(xyzSeriesCollectionChartDefintion.getDomainTitle());
                domainAxis.setLabelFont(xyzSeriesCollectionChartDefintion.getDomainTitleFont());
                domainAxis.setVerticalTickLabels(xyzSeriesCollectionChartDefintion.isDomainVerticalTickLabels());
                if (xyzSeriesCollectionChartDefintion.getDomainMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                    domainAxis.setLowerBound(xyzSeriesCollectionChartDefintion.getDomainMinimum());
                }
                if (xyzSeriesCollectionChartDefintion.getDomainMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                    domainAxis.setUpperBound(xyzSeriesCollectionChartDefintion.getDomainMaximum());
                }
                if (xyzSeriesCollectionChartDefintion.getDomainTickFormat() != null) {
                    ((NumberAxis) domainAxis).setNumberFormatOverride(xyzSeriesCollectionChartDefintion.getDomainTickFormat());
                }
                if (xyzSeriesCollectionChartDefintion.getDomainTickFont() != null) {
                    domainAxis.setTickLabelFont(xyzSeriesCollectionChartDefintion.getDomainTickFont());
                }
            }
            ValueAxis rangeAxis = xyPlot.getRangeAxis();
            if (rangeAxis != null) {
                rangeAxis.setLabel(xyzSeriesCollectionChartDefintion.getRangeTitle());
                rangeAxis.setLabelFont(xyzSeriesCollectionChartDefintion.getRangeTitleFont());
                rangeAxis.setLowerBound(xyzSeriesCollectionChartDefintion.getRangeMinimum());
                if (xyzSeriesCollectionChartDefintion.getRangeMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
                    rangeAxis.setLowerBound(xyzSeriesCollectionChartDefintion.getRangeMinimum());
                }
                if (xyzSeriesCollectionChartDefintion.getRangeMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
                    rangeAxis.setUpperBound(xyzSeriesCollectionChartDefintion.getRangeMaximum());
                }
                if (xyzSeriesCollectionChartDefintion.getRangeTickFormat() != null) {
                    ((NumberAxis) rangeAxis).setNumberFormatOverride(xyzSeriesCollectionChartDefintion.getRangeTickFormat());
                }
                if (xyzSeriesCollectionChartDefintion.getRangeTickFont() != null) {
                    rangeAxis.setTickLabelFont(xyzSeriesCollectionChartDefintion.getRangeTickFont());
                }
            }
        }
    }
}

Example 33 with StandardPieSectionLabelGenerator

use of org.jfree.chart.labels.StandardPieSectionLabelGenerator in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class ChartFactory method plotCreator.

private static void plotCreator(PiePlot plot, boolean tooltips, boolean urls) {
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator());
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator());
    }
    if (urls) {
        plot.setURLGenerator(new StandardPieURLGenerator());
    }
}

Example 34 with StandardPieSectionLabelGenerator

use of org.jfree.chart.labels.StandardPieSectionLabelGenerator in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class ChartFactory method createPieChart.

/**
 * Creates a pie chart with default settings.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 *
 * @param title  the chart title ({@code null} permitted).
 * @param dataset  the dataset for the chart ({@code null} permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param locale  the locale ({@code null} not permitted).
 *
 * @return A pie chart.
 */
public static JFreeChart createPieChart(String title, PieDataset dataset, boolean legend, boolean tooltips, Locale locale) {
    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator(locale));
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator(locale));
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);
    currentTheme.apply(chart);
    return chart;
}

Example 35 with StandardPieSectionLabelGenerator

use of org.jfree.chart.labels.StandardPieSectionLabelGenerator in project SIMVA-SoS by SESoS.

the class ChartFactory method createPieChart.

/**
 * Creates a pie chart with default settings that compares 2 datasets.
 * The colour of each section will be determined by the move from the value
 * for the same key in <code>previousDataset</code>. ie if value1 &gt;
 * value2 then the section will be in green (unless
 * <code>greenForIncrease</code> is <code>false</code>, in which case it
 * would be <code>red</code>). Each section can have a shade of red or
 * green as the difference can be tailored between 0% (black) and
 * percentDiffForMaxScale% (bright red/green).
 * <p>
 * For instance if <code>percentDiffForMaxScale</code> is 10 (10%), a
 * difference of 5% will have a half shade of red/green, a difference of
 * 10% or more will have a maximum shade/brightness of red/green.
 * <P>
 * The chart object returned by this method uses a {@link PiePlot} instance
 * as the plot.
 * <p>
 * Written by <a href="mailto:opensource@objectlab.co.uk">Benoit
 * Xhenseval</a>.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param previousDataset  the dataset for the last run, this will be used
 *                         to compare each key in the dataset
 * @param percentDiffForMaxScale scale goes from bright red/green to black,
 *                               percentDiffForMaxScale indicate the change
 *                               required to reach top scale.
 * @param greenForIncrease  an increase since previousDataset will be
 *                          displayed in green (decrease red) if true.
 * @param legend  a flag specifying whether or not a legend is required.
 * @param tooltips  configure chart to generate tool tips?
 * @param locale  the locale (<code>null</code> not permitted).
 * @param subTitle displays a subtitle with colour scheme if true
 * @param showDifference  create a new dataset that will show the %
 *                        difference between the two datasets.
 *
 * @return A pie chart.
 *
 * @since 1.0.7
 */
public static JFreeChart createPieChart(String title, PieDataset dataset, PieDataset previousDataset, int percentDiffForMaxScale, boolean greenForIncrease, boolean legend, boolean tooltips, Locale locale, boolean subTitle, boolean showDifference) {
    PiePlot plot = new PiePlot(dataset);
    plot.setLabelGenerator(new StandardPieSectionLabelGenerator(locale));
    plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0));
    if (tooltips) {
        plot.setToolTipGenerator(new StandardPieToolTipGenerator(locale));
    }
    List keys = dataset.getKeys();
    DefaultPieDataset series = null;
    if (showDifference) {
        series = new DefaultPieDataset();
    }
    double colorPerPercent = 255.0 / percentDiffForMaxScale;
    for (Iterator it = keys.iterator(); it.hasNext(); ) {
        Comparable key = (Comparable) it.next();
        Number newValue = dataset.getValue(key);
        Number oldValue = previousDataset.getValue(key);
        if (oldValue == null) {
            if (greenForIncrease) {
                plot.setSectionPaint(key, Color.green);
            } else {
                plot.setSectionPaint(key, Color.red);
            }
            if (showDifference) {
                // suppresses compiler warning
                assert series != null;
                series.setValue(key + " (+100%)", newValue);
            }
        } else {
            double percentChange = (newValue.doubleValue() / oldValue.doubleValue() - 1.0) * 100.0;
            double shade = (Math.abs(percentChange) >= percentDiffForMaxScale ? 255 : Math.abs(percentChange) * colorPerPercent);
            if (greenForIncrease && newValue.doubleValue() > oldValue.doubleValue() || !greenForIncrease && newValue.doubleValue() < oldValue.doubleValue()) {
                plot.setSectionPaint(key, new Color(0, (int) shade, 0));
            } else {
                plot.setSectionPaint(key, new Color((int) shade, 0, 0));
            }
            if (showDifference) {
                // suppresses compiler warning
                assert series != null;
                series.setValue(key + " (" + (percentChange >= 0 ? "+" : "") + NumberFormat.getPercentInstance().format(percentChange / 100.0) + ")", newValue);
            }
        }
    }
    if (showDifference) {
        plot.setDataset(series);
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);
    if (subTitle) {
        TextTitle subtitle = new TextTitle("Bright " + (greenForIncrease ? "red" : "green") + "=change >=-" + percentDiffForMaxScale + "%, Bright " + (!greenForIncrease ? "red" : "green") + "=change >=+" + percentDiffForMaxScale + "%", new Font("SansSerif", Font.PLAIN, 10));
        chart.addSubtitle(subtitle);
    }
    currentTheme.apply(chart);
    return chart;
}