List of usage examples for org.jfree.chart.renderer CategoryItemRenderer setLabelGenerator
public void setLabelGenerator(CategoryLabelGenerator generator);
From source file:org.jfree.chart.demo.ItemLabelDemo1.java
/** * Creates a sample chart./*w w w.j a v a 2 s. c o m*/ * * @param dataset * the dataset. * @return the chart. */ private JFreeChart createChart(final CategoryDataset dataset) { // create the chart... final JFreeChart chart = ChartFactory.createBarChart("Item Label Demo 1", // chart title "Category", // domain axis label "Value", // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation false, // include legend true, // tooltips? false // URLs? ); chart.setBackgroundPaint(Color.white); final CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setUpperMargin(0.15); final CategoryItemRenderer renderer = plot.getRenderer(); renderer.setLabelGenerator(new LabelGenerator(50.0)); renderer.setItemLabelsVisible(true); return chart; }
From source file:gui.BarChart.java
/** * Zusammenbauen des Diagrammes./*ww w .j a v a 2s .c o m*/ * * @return diagramm */ private JFreeChart createChart() { // create the chart... final JFreeChart chart = ChartFactory.createBarChart("", // berschrift label_x_axis, // x label label_y_axis, // y label dataset, // datenstze PlotOrientation.VERTICAL, // vertikale balken true, // mit legende true, // mit tooltips false // URLs??? ); // Layoutanpassungen im Folgende: // allg. Hintergrundfarbe chart.setBackgroundPaint(Color.white); // Referenz auf Zeichnung: final CategoryPlot plot = chart.getCategoryPlot(); plot.setNoDataMessage("NO DATA!"); // aussehen des eigentlichen diagrammes: plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); plot.setDomainGridlinesVisible(true); // skaleneinteilung: final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setUpperMargin(0.1); // kategorien renderer einstellungen verndern: final CategoryItemRenderer categories = plot.getRenderer(); // casten in bar renderer: final BarRenderer bars = (BarRenderer) categories; // werte im diagramm anzeigen: categories.setLabelGenerator(new StandardCategoryLabelGenerator()); categories.setItemLabelsVisible(true); final ItemLabelPosition p = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.CENTER, TextAnchor.CENTER, -Math.PI / 6); categories.setPositiveItemLabelPosition(p); categories.setNegativeItemLabelPosition(p); plot.setRenderer(categories); // farbverlauf der serien 1 und 2 final GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, new Color(127, 127, 255), 0.0f, 0.0f, new Color(127, 127, 127)); final GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, new Color(255, 127, 127), 0.0f, 0.0f, new Color(127, 127, 127)); bars.setSeriesPaint(0, gp0); bars.setSeriesPaint(1, gp1); // keine umrandung der balken bars.setDrawBarOutline(false); // abstand der zahlen vom balken bars.setItemLabelAnchorOffset(13); // x achsenbeschriftung final CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0)); return chart; }
From source file:org.jfree.chart.demo.ItemLabelDemo2.java
/** * Creates a sample chart.//from w w w . j a v a2 s . c om * * @param dataset * the dataset. * @return the chart. */ private JFreeChart createChart(final CategoryDataset dataset) { // create the chart... final JFreeChart chart = ChartFactory.createBarChart("Item Label Demo 2", // chart title "Category", // domain axis label "Value", // range axis label dataset, // data PlotOrientation.HORIZONTAL, // orientation true, // include legend true, // tooltips? false // URLs? ); chart.setBackgroundPaint(Color.white); final CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT); final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setUpperMargin(0.25); final CategoryItemRenderer renderer = plot.getRenderer(); renderer.setItemLabelsVisible(true); // use one or the other of the following lines to see the different modes for // the label generator... renderer.setLabelGenerator(new LabelGenerator(null)); // renderer.setLabelGenerator(new LabelGenerator(0)); return chart; }
From source file:hr.restart.util.chart.ChartXY.java
/** * Creates a BAR CHART//from w w w . j a va2 s . c om * @param dataset The org.jfree.data.CategoryDataset * @param title The title * @return org.jfree.chart.JFreeChart */ private JFreeChart createBarChart(final CategoryDataset dataset, String title, PlotOrientation orientation) { final JFreeChart chart = ChartFactory.createBarChart(title, // chart title "", // domain axis label "", // range axis label dataset, // data orientation, // the plot orientation false, // include legend true, false); chart.setBackgroundPaint(Color.white); // the subtitle from the combobox if (jcb != null) chart.addSubtitle(new TextTitle(jcb.getSelectedItem().toString())); //subtitles setted by the user. if (getSubtitles() != null) for (int i = 0; i < getSubtitles().size(); i++) { chart.addSubtitle(new TextTitle(getSubtitles().get(i).toString())); } final Plot plot = chart.getPlot(); // get a reference to the plot for further customisation... final CategoryPlot categoryPlot = (CategoryPlot) plot; categoryPlot.setNoDataMessage("NO DATA!"); categoryPlot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT); final CategoryItemRenderer renderer = new CustomRenderer(new Paint[] { Color.red, Color.blue, Color.green, Color.yellow, Color.orange, Color.cyan, Color.magenta, Color.blue }); categoryPlot.setRenderer(renderer); renderer.setLabelGenerator(new StandardCategoryLabelGenerator()); renderer.setItemLabelsVisible(true); // inside //renderer.setBaseItemLabelPaint(Color.white); Font font = new Font("SansSerif", Font.PLAIN, 7); Font derive = font.deriveFont(Font.BOLD); renderer.setBaseItemLabelFont(derive); // margin final CategoryAxis domainAxis = categoryPlot.getDomainAxis(); domainAxis.setLowerMargin(0.0); domainAxis.setUpperMargin(0.0); //domainAxis.setBottomCategoryLabelPosition(new CategoryLabelPosition(RectangleAnchor.BOTTOM, TextBlockAnchor.BOTTOM_CENTER)); domainAxis.setCategoryLabelPositions(new CategoryLabelPositions( new CategoryLabelPosition(RectangleAnchor.TOP, TextBlockAnchor.TOP_CENTER), // TOP new CategoryLabelPosition(RectangleAnchor.BOTTOM, TextBlockAnchor.BOTTOM_CENTER), // BOTTOM new CategoryLabelPosition(RectangleAnchor.LEFT, TextBlockAnchor.CENTER_LEFT, CategoryLabelWidthType.RANGE, 0.30f), // LEFT new CategoryLabelPosition(RectangleAnchor.RIGHT, TextBlockAnchor.CENTER_RIGHT, CategoryLabelWidthType.RANGE, 0.30f) // RIGHT) )); final ItemLabelPosition p = new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER, TextAnchor.CENTER, 0.0); renderer.setPositiveItemLabelPosition(p); if (comboBoxOrientation != null) { if (comboBoxOrientation.getSelectedItem() == "Vertikalni") { domainAxis.setCategoryLabelPositions( CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 4.0)); } } return chart; }