List of usage examples for org.jfree.data.category CategoryDataset getColumnCount
public int getColumnCount();
From source file:de.dekarlab.moneybuilder.view.AnalyticsView.java
/** * Create pie chart./*ww w .j a va 2 s .c o m*/ * * @param dataset * @param title * @return */ protected JFreeChart createBarChart(final CategoryDataset dataset, final String title) { final JFreeChart chart = ChartFactory.createBarChart("", // chart title App.getGuiProp("report.period.lbl"), // domain axis label App.getGuiProp("report.value.lbl"), // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation false, // include legend true, // tooltips false // urls ); final CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setNoDataMessage(App.getGuiProp("report.nodata.msg")); plot.setBackgroundPaint(Color.white); ((NumberAxis) plot.getRangeAxis()).setAutoRangeIncludesZero(false); ((CategoryAxis) plot.getDomainAxis()).setMaximumCategoryLabelLines(10); ((CategoryAxis) plot.getDomainAxis()).setCategoryLabelPositions(CategoryLabelPositions.DOWN_90); plot.setDomainGridlinesVisible(true); plot.setDomainGridlinePaint(Color.gray); plot.setRangeGridlinePaint(Color.gray); plot.setRangeGridlinesVisible(true); plot.setRangeZeroBaselinePaint(Color.black); plot.setRangeZeroBaselineVisible(true); int color = 0; ((BarRenderer) plot.getRenderer()).setBarPainter(new StandardBarPainter()); CategoryItemRenderer renderer = plot.getRenderer(); for (int ser = 0; ser < dataset.getColumnCount(); ser++) { renderer.setSeriesPaint(ser, COLORS[color]); renderer.setSeriesItemLabelGenerator(ser, new StandardCategoryItemLabelGenerator("{2}", NumberFormat.getInstance(Locale.GERMAN))); renderer.setSeriesItemLabelsVisible(ser, true); color++; if (COLORS.length == color) { color = 0; } } return chart; }
From source file:org.jfree.data.general.DatasetUtils.java
/** * Returns the minimum and maximum values for the dataset's range * (y-values), assuming that the series in one category are stacked. * * @param dataset the dataset./*from w ww . j a v a 2 s . c om*/ * @param map a structure that maps series to groups. * * @return The value range ({@code null} if the dataset contains no * values). */ public static Range findStackedRangeBounds(CategoryDataset dataset, KeyToGroupMap map) { Args.nullNotPermitted(dataset, "dataset"); boolean hasValidData = false; Range result = null; // create an array holding the group indices for each series... int[] groupIndex = new int[dataset.getRowCount()]; for (int i = 0; i < dataset.getRowCount(); i++) { groupIndex[i] = map.getGroupIndex(map.getGroup(dataset.getRowKey(i))); } // minimum and maximum for each group... int groupCount = map.getGroupCount(); double[] minimum = new double[groupCount]; double[] maximum = new double[groupCount]; int categoryCount = dataset.getColumnCount(); for (int item = 0; item < categoryCount; item++) { double[] positive = new double[groupCount]; double[] negative = new double[groupCount]; int seriesCount = dataset.getRowCount(); for (int series = 0; series < seriesCount; series++) { Number number = dataset.getValue(series, item); if (number != null) { hasValidData = true; double value = number.doubleValue(); if (value > 0.0) { positive[groupIndex[series]] = positive[groupIndex[series]] + value; } if (value < 0.0) { negative[groupIndex[series]] = negative[groupIndex[series]] + value; // '+', remember value is negative } } } for (int g = 0; g < groupCount; g++) { minimum[g] = Math.min(minimum[g], negative[g]); maximum[g] = Math.max(maximum[g], positive[g]); } } if (hasValidData) { for (int j = 0; j < groupCount; j++) { result = Range.combine(result, new Range(minimum[j], maximum[j])); } } return result; }
From source file:org.jfree.data.general.DatasetUtilities.java
/** * Returns the minimum and maximum values for the dataset's range * (y-values), assuming that the series in one category are stacked. * * @param dataset the dataset./*w w w. j a v a2 s. co m*/ * @param map a structure that maps series to groups. * * @return The value range (<code>null</code> if the dataset contains no * values). */ public static Range findStackedRangeBounds(CategoryDataset dataset, KeyToGroupMap map) { ParamChecks.nullNotPermitted(dataset, "dataset"); boolean hasValidData = false; Range result = null; // create an array holding the group indices for each series... int[] groupIndex = new int[dataset.getRowCount()]; for (int i = 0; i < dataset.getRowCount(); i++) { groupIndex[i] = map.getGroupIndex(map.getGroup(dataset.getRowKey(i))); } // minimum and maximum for each group... int groupCount = map.getGroupCount(); double[] minimum = new double[groupCount]; double[] maximum = new double[groupCount]; int categoryCount = dataset.getColumnCount(); for (int item = 0; item < categoryCount; item++) { double[] positive = new double[groupCount]; double[] negative = new double[groupCount]; int seriesCount = dataset.getRowCount(); for (int series = 0; series < seriesCount; series++) { Number number = dataset.getValue(series, item); if (number != null) { hasValidData = true; double value = number.doubleValue(); if (value > 0.0) { positive[groupIndex[series]] = positive[groupIndex[series]] + value; } if (value < 0.0) { negative[groupIndex[series]] = negative[groupIndex[series]] + value; // '+', remember value is negative } } } for (int g = 0; g < groupCount; g++) { minimum[g] = Math.min(minimum[g], negative[g]); maximum[g] = Math.max(maximum[g], positive[g]); } } if (hasValidData) { for (int j = 0; j < groupCount; j++) { result = Range.combine(result, new Range(minimum[j], maximum[j])); } } return result; }
From source file:org.pentaho.plugin.jfreereport.reportcharts.backport.StackedAreaRenderer.java
/** * Draw a single data item.// w w w. j av a2 s . c o m * * @param g2 the graphics device. * @param state the renderer state. * @param dataArea the data plot area. * @param plot the plot. * @param domainAxis the domain axis. * @param rangeAxis the range axis. * @param dataset the data. * @param row the row index (zero-based). * @param column the column index (zero-based). * @param pass the pass index. */ public void drawItem(final Graphics2D g2, final CategoryItemRendererState state, final Rectangle2D dataArea, final CategoryPlot plot, final CategoryAxis domainAxis, final ValueAxis rangeAxis, final CategoryDataset dataset, final int row, final int column, final int pass) { if (!isSeriesVisible(row)) { return; } if ((pass == 1) && !isItemLabelVisible(row, column)) { return; } // setup for collecting optional entity info... Shape entityArea = null; final EntityCollection entities = state.getEntityCollection(); double y1 = 0.0; Number n = dataset.getValue(row, column); if (n != null) { y1 = n.doubleValue(); if (this.renderAsPercentages) { final double total = DataUtilities.calculateColumnTotal(dataset, column); y1 = y1 / total; } } final double[] stack1 = getStackValues(dataset, row, column); // leave the y values (y1, y0) untranslated as it is going to be be // stacked up later by previous series values, after this it will be // translated. double xx1 = domainAxis.getCategoryMiddle(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()); // get the previous point and the next point so we can calculate a // "hot spot" for the area (used by the chart entity)... double y0 = 0.0; n = dataset.getValue(row, Math.max(column - 1, 0)); if (n != null) { y0 = n.doubleValue(); if (this.renderAsPercentages) { final double total = DataUtilities.calculateColumnTotal(dataset, Math.max(column - 1, 0)); y0 = y0 / total; } } final double[] stack0 = getStackValues(dataset, row, Math.max(column - 1, 0)); // FIXME: calculate xx0 double xx0 = domainAxis.getCategoryStart(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()); final int itemCount = dataset.getColumnCount(); double y2 = 0.0; n = dataset.getValue(row, Math.min(column + 1, itemCount - 1)); if (n != null) { y2 = n.doubleValue(); if (this.renderAsPercentages) { final double total = DataUtilities.calculateColumnTotal(dataset, Math.min(column + 1, itemCount - 1)); y2 = y2 / total; } } final double[] stack2 = getStackValues(dataset, row, Math.min(column + 1, itemCount - 1)); double xx2 = domainAxis.getCategoryEnd(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()); // This gets rid of the white lines between most category values // Doug Moran - Hitachi Vantara xx0 = Math.round(xx0); xx1 = Math.round(xx1); xx2 = Math.round(xx2); // FIXME: calculate xxLeft and xxRight final double xxLeft = xx0; final double xxRight = xx2; final double[] stackLeft = averageStackValues(stack0, stack1); final double[] stackRight = averageStackValues(stack1, stack2); final double[] adjStackLeft = adjustedStackValues(stack0, stack1); final double[] adjStackRight = adjustedStackValues(stack1, stack2); final float transY1; final RectangleEdge edge1 = plot.getRangeAxisEdge(); final GeneralPath left = new GeneralPath(); final GeneralPath right = new GeneralPath(); if (y1 >= 0.0) { // handle positive value transY1 = (float) rangeAxis.valueToJava2D(y1 + stack1[1], dataArea, edge1); final float transStack1 = (float) rangeAxis.valueToJava2D(stack1[1], dataArea, edge1); final float transStackLeft = (float) rangeAxis.valueToJava2D(adjStackLeft[1], dataArea, edge1); // LEFT POLYGON if (y0 >= 0.0) { final double yleft = (y0 + y1) / 2.0 + stackLeft[1]; final float transYLeft = (float) rangeAxis.valueToJava2D(yleft, dataArea, edge1); left.moveTo((float) xx1, transY1); left.lineTo((float) xx1, transStack1); left.lineTo((float) xxLeft, transStackLeft); left.lineTo((float) xxLeft, transYLeft); left.closePath(); } else { left.moveTo((float) xx1, transStack1); left.lineTo((float) xx1, transY1); left.lineTo((float) xxLeft, transStackLeft); left.closePath(); } final float transStackRight = (float) rangeAxis.valueToJava2D(adjStackRight[1], dataArea, edge1); // RIGHT POLYGON if (y2 >= 0.0) { final double yright = (y1 + y2) / 2.0 + stackRight[1]; final float transYRight = (float) rangeAxis.valueToJava2D(yright, dataArea, edge1); right.moveTo((float) xx1, transStack1); right.lineTo((float) xx1, transY1); right.lineTo((float) xxRight, transYRight); right.lineTo((float) xxRight, transStackRight); right.closePath(); } else { right.moveTo((float) xx1, transStack1); right.lineTo((float) xx1, transY1); right.lineTo((float) xxRight, transStackRight); right.closePath(); } } else { // handle negative value transY1 = (float) rangeAxis.valueToJava2D(y1 + stack1[0], dataArea, edge1); final float transStack1 = (float) rangeAxis.valueToJava2D(stack1[0], dataArea, edge1); final float transStackLeft = (float) rangeAxis.valueToJava2D(adjStackLeft[0], dataArea, edge1); // LEFT POLYGON if (y0 >= 0.0) { left.moveTo((float) xx1, transStack1); left.lineTo((float) xx1, transY1); left.lineTo((float) xxLeft, transStackLeft); left.clone(); } else { final double yleft = (y0 + y1) / 2.0 + stackLeft[0]; final float transYLeft = (float) rangeAxis.valueToJava2D(yleft, dataArea, edge1); left.moveTo((float) xx1, transY1); left.lineTo((float) xx1, transStack1); left.lineTo((float) xxLeft, transStackLeft); left.lineTo((float) xxLeft, transYLeft); left.closePath(); } final float transStackRight = (float) rangeAxis.valueToJava2D(adjStackRight[0], dataArea, edge1); // RIGHT POLYGON if (y2 >= 0.0) { right.moveTo((float) xx1, transStack1); right.lineTo((float) xx1, transY1); right.lineTo((float) xxRight, transStackRight); right.closePath(); } else { final double yright = (y1 + y2) / 2.0 + stackRight[0]; final float transYRight = (float) rangeAxis.valueToJava2D(yright, dataArea, edge1); right.moveTo((float) xx1, transStack1); right.lineTo((float) xx1, transY1); right.lineTo((float) xxRight, transYRight); right.lineTo((float) xxRight, transStackRight); right.closePath(); } } if (pass == 0) { final Paint itemPaint = getItemPaint(row, column); g2.setPaint(itemPaint); g2.fill(left); g2.fill(right); // add an entity for the item... if (entities != null) { final GeneralPath gp = new GeneralPath(left); gp.append(right, false); entityArea = gp; addItemEntity(entities, dataset, row, column, entityArea); } } else if (pass == 1) { drawItemLabel(g2, plot.getOrientation(), dataset, row, column, xx1, transY1, y1 < 0.0); } }
From source file:org.codehaus.mojo.dashboard.report.plugin.chart.BarChartRenderer.java
public void createChart() { CategoryDataset categorydataset = (CategoryDataset) this.datasetStrategy.getDataset(); report = ChartFactory.createBarChart(this.datasetStrategy.getTitle(), this.datasetStrategy.getYAxisLabel(), this.datasetStrategy.getXAxisLabel(), categorydataset, PlotOrientation.HORIZONTAL, true, true, false);/* w w w . jav a 2 s . c o m*/ // report.setBackgroundPaint( Color.lightGray ); report.setPadding(new RectangleInsets(5.0d, 5.0d, 5.0d, 5.0d)); CategoryPlot categoryplot = (CategoryPlot) report.getPlot(); categoryplot.setBackgroundPaint(Color.white); categoryplot.setRangeGridlinePaint(Color.lightGray); categoryplot.setDomainGridlinePaint(Color.lightGray); categoryplot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT); NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis(); if (datasetStrategy instanceof CoberturaBarChartStrategy || datasetStrategy instanceof CloverBarChartStrategy || datasetStrategy instanceof MultiCloverBarChartStrategy) { numberaxis.setRange(0.0D, BarChartRenderer.NUMBER_AXIS_RANGE); numberaxis.setNumberFormatOverride(NumberFormat.getPercentInstance()); } else { numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); } numberaxis.setLowerMargin(0.0D); CategoryAxis axis = categoryplot.getDomainAxis(); axis.setLowerMargin(0.02); // two percent axis.setCategoryMargin(0.10); // ten percent axis.setUpperMargin(0.02); // two percent BarRenderer barrenderer = (BarRenderer) categoryplot.getRenderer(); barrenderer.setItemMargin(0.10); barrenderer.setDrawBarOutline(false); barrenderer.setBaseItemLabelsVisible(true); if (datasetStrategy instanceof CoberturaBarChartStrategy || datasetStrategy instanceof CloverBarChartStrategy || datasetStrategy instanceof MultiCloverBarChartStrategy) { barrenderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator("{2}", NumberFormat.getPercentInstance(Locale.getDefault()))); } else { barrenderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); } int height = (categorydataset.getColumnCount() * ChartUtils.STANDARD_BARCHART_ENTRY_HEIGHT * categorydataset.getRowCount()); if (height > ChartUtils.MINIMUM_HEIGHT) { super.setHeight(height); } else { super.setHeight(ChartUtils.MINIMUM_HEIGHT); } Paint[] paints = this.datasetStrategy.getPaintColor(); for (int i = 0; i < categorydataset.getRowCount() && i < paints.length; i++) { barrenderer.setSeriesPaint(i, paints[i]); } }
From source file:piilSource.BarChart.java
private JFreeChart createChart(String title, final CategoryDataset dataset, String metaLabel) { // create the chart... final JFreeChart chart = ChartFactory.createBarChart( "Barplot of the " + metaLabel + " values for all samples - " + title, // chart title "Samples", // domain axis label metaLabel + " values", // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation true, // include legend true, // tooltips? false // URLs? );//from w ww. j a v a2 s. c o m // set the background color for the chart... chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.red); plot.setRangeGridlinePaint(Color.white); // set the range axis to display integers only... final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); if (metaLabel.equals("beta")) { rangeAxis.setRange(0, 1); rangeAxis.setTickUnit(new NumberTickUnit(0.2)); } // disable bar outlines... final BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); // set up gradient paints for series... final GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, Color.blue); final GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, Color.green); final GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, Color.red); final GradientPaint gp3 = new GradientPaint(0.0f, 0.0f, Color.yellow, 0.0f, 0.0f, Color.yellow); final GradientPaint gp4 = new GradientPaint(0.0f, 0.0f, Color.cyan, 0.0f, 0.0f, Color.cyan); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); renderer.setSeriesPaint(3, gp3); renderer.setSeriesPaint(4, gp4); final CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0)); if (dataset.getColumnCount() > 40) { domainAxis.setTickLabelFont(new Font("Serif", Font.PLAIN, 10)); domainAxis .setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 2)); } return chart; }
From source file:edu.dlnu.liuwenpeng.render.LineAndShapeRenderer.java
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) { ls.add(dataset.getValue(0, column).doubleValue()); if (!getItemVisible(row, column)) { return;// w ww . j a v a 2 s . c o m } if (!getItemLineVisible(row, column) && !getItemShapeVisible(row, column)) { return; } // nothing is drawn for null... Number v = dataset.getValue(row, column); if (v == null) { return; } PlotOrientation orientation = plot.getOrientation(); // current data point... double x1; if (this.useSeriesOffset) { x1 = domainAxis.getCategorySeriesMiddle(dataset.getColumnKey(column), dataset.getRowKey(row), dataset, this.itemMargin, dataArea, plot.getDomainAxisEdge()); } else { x1 = domainAxis.getCategoryMiddle(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()); } double value = v.doubleValue(); double y1 = rangeAxis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge()); if (pass == 0 && getItemLineVisible(row, column)) { if (column != 0) { Number previousValue = dataset.getValue(row, column - 1); if (previousValue != null) { // previous data point... double previous = previousValue.doubleValue(); double x0; if (this.useSeriesOffset) { x0 = domainAxis.getCategorySeriesMiddle(dataset.getColumnKey(column - 1), dataset.getRowKey(row), dataset, this.itemMargin, dataArea, plot.getDomainAxisEdge()); } else { x0 = domainAxis.getCategoryMiddle(column - 1, getColumnCount(), dataArea, plot.getDomainAxisEdge()); } double y0 = rangeAxis.valueToJava2D(previous, dataArea, plot.getRangeAxisEdge()); Line2D line = null; if (orientation == PlotOrientation.HORIZONTAL) { line = new Line2D.Double(y0, x0, y1, x1); } else if (orientation == PlotOrientation.VERTICAL) { line = new Line2D.Double(x0, y0, x1, y1); } g2.setPaint(getItemPaint(row, column)); g2.setStroke(getItemStroke(row, column)); g2.draw(line); } } } if (pass == 1) { Shape shape = getItemShape(row, column); if (orientation == PlotOrientation.HORIZONTAL) { shape = ShapeUtilities.createTranslatedShape(shape, y1, x1); } else if (orientation == PlotOrientation.VERTICAL) { shape = ShapeUtilities.createTranslatedShape(shape, x1, y1); } if (getItemShapeVisible(row, column)) { if (getItemShapeFilled(row, column)) { if (this.useFillPaint) { g2.setPaint(getItemFillPaint(row, column)); } else { g2.setPaint(getItemPaint(row, column)); } g2.fill(shape); } if (this.drawOutlines) { if (this.useOutlinePaint) { g2.setPaint(getItemOutlinePaint(row, column)); } else { g2.setPaint(getItemPaint(row, column)); } g2.setStroke(getItemOutlineStroke(row, column)); g2.draw(shape); } } // draw the item label if there is one... if (isItemLabelVisible(row, column)) { if (orientation == PlotOrientation.HORIZONTAL) { drawItemLabel(g2, orientation, dataset, row, column, y1, x1, (value < 0.0)); } else if (orientation == PlotOrientation.VERTICAL) { drawItemLabel(g2, orientation, dataset, row, column, x1, y1, (value < 0.0)); } } // add an item entity, if this information is being collected EntityCollection entities = state.getEntityCollection(); if (entities != null) { addItemEntity(entities, dataset, row, column, shape); } } if (i == dataset.getColumnCount() - 1) { average = GetAverage.getAverage(ls); double averangeline = rangeAxis.valueToJava2D(average, dataArea, plot.getRangeAxisEdge()); double x = rangeAxis.valueToJava2D(dataset.getColumnCount() - 1, dataArea, plot.getDomainAxisEdge()); Line2D line2d = new Line2D.Double(0, averangeline, x, averangeline); g2.setPaint(Color.white); g2.draw(line2d); i = 0; ls.clear(); } i++; }