List of usage examples for org.jfree.chart.labels StandardPieSectionLabelGenerator StandardPieSectionLabelGenerator
public StandardPieSectionLabelGenerator()
From source file:org.hxzon.demo.jfreechart.PieDatasetDemo2.java
private static JFreeChart createPieChart(PieDataset dataset) { PiePlot plot = new PiePlot(dataset); plot.setLabelGenerator(new StandardPieSectionLabelGenerator()); plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0)); if (tooltips) { plot.setToolTipGenerator(new StandardPieToolTipGenerator()); }/* w w w . j a v a2s .com*/ if (urls) { plot.setURLGenerator(new StandardPieURLGenerator()); } JFreeChart chart = new JFreeChart("Pie Chart Demo 1", JFreeChart.DEFAULT_TITLE_FONT, plot, legend); plot.setSectionOutlinesVisible(false); plot.setNoDataMessage("No data available"); return chart; }
From source file:org.openfaces.component.chart.impl.plots.PiePlot3DAdapter.java
private void setupLegendLabels(PiePlot plot, Chart chart, PieChartView chartView) { if (!chart.isLegendVisible()) return;//from w ww.j a v a 2s. c om ChartLegend legend = chart.getLegend(); if (legend == null || legend.getLabels() == null) return; final ChartLabels labels = legend.getLabels(); if (labels.getText() != null) { // simple text = the same string for every item plot.setLegendLabelGenerator(new PieSectionLabelGenerator() { public String generateSectionLabel(PieDataset pieDataset, Comparable comparable) { return labels.getText(); } public AttributedString generateAttributedSectionLabel(PieDataset dataset, Comparable key) { return null; } }); } else if (labels.getDynamicText() != null) { plot.setLegendLabelGenerator(new DynamicPieGenerator(chartView, labels.getDynamicText())); } else { plot.setLegendLabelGenerator(new StandardPieSectionLabelGenerator()); } }
From source file:net.sourceforge.processdash.ui.lib.chart.DiscPlot.java
public DiscPlot(PieDataset dataset) { super();/*from w w w .j a v a 2 s. c o m*/ this.dataset = dataset; if (dataset != null) { dataset.addChangeListener(this); } this.interiorGap = DEFAULT_INTERIOR_GAP; this.discDistributor = new StandardDiscItemDistributor(dataset); this.discRenderer = new StandardDiscItemRenderer(); this.labelGenerator = new StandardPieSectionLabelGenerator(); this.labelFont = DEFAULT_LABEL_FONT; this.labelPaint = DEFAULT_LABEL_PAINT; this.toolTipGenerator = new StandardPieToolTipGenerator(); this.urlGenerator = null; }
From source file:org.openfaces.component.chart.impl.plots.PiePlot3DAdapter.java
private void setupPieLabelGenerator(PiePlot plot, PieChartView chartView) { if (chartView.isLabelsVisible()) { ChartLabels labels = chartView.getLabels(); if (labels != null && labels.getDynamicText() != null) plot.setLabelGenerator(new DynamicPieGenerator(chartView, labels.getDynamicText())); else//from www . j a v a 2 s .c om plot.setLabelGenerator(new StandardPieSectionLabelGenerator()); //TODO: move to style helper if (labels != null) { StyleObjectModel cssLabelsModel = labels.getStyleObjectModel(); plot.setLabelFont(CSSUtil.getFont(cssLabelsModel)); plot.setLabelPaint(cssLabelsModel.getColor()); plot.setLabelBackgroundPaint(cssLabelsModel.getBackground()); } } else { plot.setLabelGenerator(null); } }
From source file:org.hxzon.demo.jfreechart.PieDatasetDemo2.java
private static JFreeChart createPieChart(PieDataset dataset, PieDataset previousDataset) { final boolean greenForIncrease = true; final boolean subTitle = true; final boolean showDifference = true; int percentDiffForMaxScale = 20; PiePlot plot = new PiePlot(dataset); plot.setLabelGenerator(new StandardPieSectionLabelGenerator()); plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0)); if (tooltips) { plot.setToolTipGenerator(new StandardPieToolTipGenerator()); }//from ww w .j a v a2 s.co m if (urls) { plot.setURLGenerator(new StandardPieURLGenerator()); } @SuppressWarnings({ "rawtypes", "unchecked" }) List<Comparable> keys = dataset.getKeys(); DefaultPieDataset series = null; if (showDifference) { series = new DefaultPieDataset(); } double colorPerPercent = 255.0 / percentDiffForMaxScale; for (@SuppressWarnings("rawtypes") Comparable key : keys) { 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) { 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) { series.setValue( key + " (" + (percentChange >= 0 ? "+" : "") + NumberFormat.getPercentInstance().format(percentChange / 100.0) + ")", newValue); } } } if (showDifference) { plot.setDataset(series); } JFreeChart chart = new JFreeChart("Pie Chart Demo 2", JFreeChart.DEFAULT_TITLE_FONT, plot, legend); if (subTitle) { TextTitle subtitle = null; subtitle = new TextTitle("Bright " + (greenForIncrease ? "red" : "green") + "=change >=-" + percentDiffForMaxScale + "%, Bright " + (!greenForIncrease ? "red" : "green") + "=change >=+" + percentDiffForMaxScale + "%", new Font("SansSerif", Font.PLAIN, 10)); chart.addSubtitle(subtitle); } plot.setNoDataMessage("No data available"); return chart; }
From source file:org.hxzon.demo.jfreechart.PieDatasetDemo2.java
private static JFreeChart createRingChart(PieDataset dataset) { RingPlot plot = new RingPlot(dataset); plot.setLabelGenerator(new StandardPieSectionLabelGenerator()); plot.setInsets(new RectangleInsets(0.0, 5.0, 5.0, 5.0)); if (tooltips) { plot.setToolTipGenerator(new StandardPieToolTipGenerator()); }//from w w w.j a v a2 s . co m if (urls) { plot.setURLGenerator(new StandardPieURLGenerator()); } JFreeChart chart = new JFreeChart("Ring Chart Demo 1", JFreeChart.DEFAULT_TITLE_FONT, plot, legend); plot.setSectionOutlinesVisible(false); plot.setNoDataMessage("No data available"); return chart; }
From source file:org.pentaho.chart.plugin.jfreechart.JFreeChartFactoryEngine.java
public JFreeChart makePieChart(ChartModel chartModel, NamedValuesDataModel dataModel, final IChartLinkGenerator linkGenerator) { final DefaultPieDataset dataset = new DefaultPieDataset(); for (NamedValue namedValue : dataModel) { if (namedValue.getName() != null) { dataset.setValue(namedValue.getName(), scaleNumber(namedValue.getValue(), dataModel.getScalingFactor())); }//from w ww . ja va2s. c o m } boolean showLegend = (chartModel.getLegend() != null) && (chartModel.getLegend().getVisible()); String title = ""; if ((chartModel.getTitle() != null) && (chartModel.getTitle().getText() != null) && (chartModel.getTitle().getText().trim().length() > 0)) { title = chartModel.getTitle().getText(); } final JFreeChart chart = ChartFactory.createPieChart(title, dataset, showLegend, true, false); initChart(chart, chartModel); final PiePlot jFreePiePlot = (PiePlot) chart.getPlot(); if (linkGenerator != null) { jFreePiePlot.setURLGenerator(new PieURLGenerator() { public String generateURL(PieDataset arg0, Comparable arg1, int arg2) { return linkGenerator.generateLink(arg1.toString(), arg1.toString(), arg0.getValue(arg1)); } }); } jFreePiePlot.setNoDataMessage("No data available"); //$NON-NLS-1$ jFreePiePlot.setCircular(true); jFreePiePlot.setLabelGap(0.02); org.pentaho.chart.model.PiePlot chartBeansPiePlot = (org.pentaho.chart.model.PiePlot) chartModel.getPlot(); List<Integer> colors = getPlotColors(chartBeansPiePlot); int index = 0; for (NamedValue namedValue : dataModel) { if (namedValue.getName() != null) { jFreePiePlot.setSectionPaint(namedValue.getName(), new Color(0x00FFFFFF & colors.get(index % colors.size()))); } index++; } if (chartBeansPiePlot.getLabels().getVisible()) { jFreePiePlot.setLabelGenerator(new StandardPieSectionLabelGenerator()); Font font = ChartUtils.getFont(chartBeansPiePlot.getLabels().getFontFamily(), chartBeansPiePlot.getLabels().getFontStyle(), chartBeansPiePlot.getLabels().getFontWeight(), chartBeansPiePlot.getLabels().getFontSize()); if (font != null) { jFreePiePlot.setLabelFont(font); if (chartBeansPiePlot.getLabels().getColor() != null) { jFreePiePlot.setLabelPaint(new Color(0x00FFFFFF & chartBeansPiePlot.getLabels().getColor())); } if (chartBeansPiePlot.getLabels().getBackgroundColor() != null) { jFreePiePlot.setLabelBackgroundPaint( new Color(0x00FFFFFF & chartBeansPiePlot.getLabels().getBackgroundColor())); } } } else { jFreePiePlot.setLabelGenerator(null); } jFreePiePlot.setStartAngle(-chartBeansPiePlot.getStartAngle()); return chart; }
From source file:edu.dlnu.liuwenpeng.ChartFactory.ChartFactory.java
/** * Creates a pie chart with default settings. * <P> //from w ww. java 2s . c o m * The chart object returned by this method uses a {@link PiePlot} instance * as the plot. * * @param title the chart title (<code>null</code> permitted). * @param dataset the dataset for the chart (<code>null</code> permitted). * @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 pie chart. */ public static JFreeChart createPieChart(String title, PieDataset dataset, boolean legend, boolean tooltips, boolean urls) { PiePlot plot = new PiePlot(dataset); 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()); } return new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend); }
From source file:KIDLYFactory.java
/** * Creates a pie chart with default settings. * <P>// w w w. j a v a2 s .c o m * The chart object returned by this method uses a {@link PiePlot} instance * as the plot. * * @param title the chart title (<code>null</code> permitted). * @param dataset the dataset for the chart (<code>null</code> permitted). * @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 pie chart. */ public static JFreeChart createPieChart(String title, PieDataset dataset, boolean legend, boolean tooltips, boolean urls) { PiePlot plot = new PiePlot(dataset); 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()); } JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend); currentTheme.apply(chart); return chart; }
From source file:edu.dlnu.liuwenpeng.ChartFactory.ChartFactory.java
/** * 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 > 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). /*from w w w . j a va 2 s . c o m*/ * <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 urls configure chart to generate URLs? * @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. */ public static JFreeChart createPieChart(String title, PieDataset dataset, PieDataset previousDataset, int percentDiffForMaxScale, boolean greenForIncrease, boolean legend, boolean tooltips, boolean urls, boolean subTitle, boolean showDifference) { PiePlot plot = new PiePlot(dataset); 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()); } 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) { 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) { 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 = null; subtitle = new TextTitle("Bright " + (greenForIncrease ? "red" : "green") + "=change >=-" + percentDiffForMaxScale + "%, Bright " + (!greenForIncrease ? "red" : "green") + "=change >=+" + percentDiffForMaxScale + "%", new Font("SansSerif", Font.PLAIN, 10)); chart.addSubtitle(subtitle); } return chart; }