Beispiel #1
0
  /**
   * Creates a chart.
   *
   * @param dataset a dataset.
   * @return A chart.
   */
  private JFreeChart createChart(Gantt gantt, IntervalCategoryDataset dataset) {

    JFreeChart chart =
        ChartFactory.createGanttChart(
            "Solution Gantt", // title
            "Operators", // x-axis label
            "Time", // y-axis label
            null, // data
            true, // create legend?
            true, // generate tooltips?
            false // generate URLs?
            );

    CategoryPlot plot = (CategoryPlot) chart.getPlot();

    Paint p = getBackgroundColorGradient();
    chart.setBackgroundPaint(p);

    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.black);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setOrientation(PlotOrientation.HORIZONTAL);

    DateAxis xaxis = (DateAxis) plot.getRangeAxis();
    xaxis.setDateFormatOverride(new VertexDateFormat());
    xaxis.setPositiveArrowVisible(true);

    DefaultDrawingSupplier d = new DefaultDrawingSupplier();

    plot.setDrawingSupplier(d);
    GanttRenderer ren = new MyGanttRenderer();

    for (GanttElement element : gantt.getElementSet()) {
      ((MyGanttRenderer) ren).addColor(element.getTitle(), element.getColor());
    }

    ren.setSeriesItemLabelsVisible(0, false);
    ren.setSeriesVisibleInLegend(0, false);
    ren.setSeriesItemLabelGenerator(0, new IntervalCategoryItemLabelGenerator());
    ren.setSeriesToolTipGenerator(0, new MapperGanttToolTipGenerator());

    ren.setAutoPopulateSeriesShape(false);

    plot.setRenderer(ren);

    plot.setDataset(dataset);
    return chart;
  }
  /* (non-Javadoc)
   * @see com.alpine.datamining.api.impl.visual.ImageVisualizationType#generateOutPut(com.alpine.datamining.api.AnalyticOutPut)
   */
  @Override
  public VisualizationOutPut generateOutPut(AnalyticOutPut analyzerOutPut) {
    AnalyzerOutPutBoxWhisker obj = null;
    if (analyzerOutPut instanceof AnalyzerOutPutBoxWhisker) {
      obj = (AnalyzerOutPutBoxWhisker) analyzerOutPut;
    }
    List<BoxAndWhiskerItem> list = obj.getItemList();
    BoxAndWhiskerDataset dataset = new BoxAndWhiskerDataset();
    String variableName = null;
    String seriesName = null;
    String typeName = null;

    double[] maxArray = new double[list.size()];
    double[] minArray = new double[list.size()];
    // find max and min
    for (int i = 0; i < list.size(); i++) {
      maxArray[i] = list.get(i).getMax().doubleValue();
      minArray[i] = list.get(i).getMin().doubleValue();
    }

    Arrays.sort(maxArray);
    Arrays.sort(minArray);

    double max = maxArray[maxArray.length - 1];
    double min = minArray[0];

    long n = AlpineMath.adjustUnits(min, max);

    for (BoxAndWhiskerItem item : list) {
      dataset.add(
          item.getMean().doubleValue() / n,
          item.getMedian().doubleValue() / n,
          item.getQ1().doubleValue() / n,
          item.getQ3().doubleValue() / n,
          item.getMin().doubleValue() / n,
          item.getMax().doubleValue() / n,
          0,
          0,
          null,
          item.getSeries(),
          item.getType());
    }
    if (list != null && list.size() > 0) {
      variableName = list.get(0).getVariableName();
      if (variableName == null) variableName = "";
      seriesName = list.get(0).getSeriesName();
      if (seriesName == null) seriesName = "";
      typeName = list.get(0).getTypeName();
      if (typeName == null) typeName = "";
    }

    String yLabel =
        n == 1
            ? variableName
            : variableName
                + " "
                + VisualLanguagePack.getMessage(VisualLanguagePack.UNITS, locale)
                + " ("
                + com.alpine.datamining.api.utility.AlpineMath.powExpression(n)
                + ")";

    final CategoryAxis xAxis = new CategoryAxis(typeName);
    xAxis.setLabelFont(VisualResource.getChartFont());
    final NumberAxis yAxis = new NumberAxis(yLabel);
    yAxis.setLabelFont(VisualResource.getChartFont());
    yAxis.setAutoRangeIncludesZero(false);

    final BoxAndWhiskerRenderer renderer = new BoxAndWhiskerRenderer();
    if (list != null && list.size() < 5) {
      renderer.setMaximumBarWidth(0.2);
      renderer.setItemMargin(0.7);
    }

    renderer.setToolTipGenerator(new BoxAndWhiskerToolTipGenerator());
    CategoryPlot plot = new CategoryPlot(dataset, xAxis, yAxis, renderer);

    DrawingSupplier supplier =
        new DefaultDrawingSupplier(
            createPaintArray(),
            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
            DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE);
    plot.setDrawingSupplier(supplier);
    plot.setBackgroundPaint(Color.lightGray);
    plot.setRangeGridlinesVisible(true);
    plot.setRangeGridlinePaint(Color.white);

    final JFreeChart chart = new JFreeChart(" ", VisualResource.getChartFont(), plot, true);
    chart.removeLegend();
    if (!seriesName.trim().equals("")) {
      final TextTitle subtitle = new TextTitle(seriesName, VisualResource.getChartFont());
      chart.addSubtitle(subtitle);
      chart.addLegend(new LegendTitle(plot));
      chart.getLegend().setItemFont(VisualResource.getChartFont());
    }
    JFreeChartImageVisualizationOutPut output = new JFreeChartImageVisualizationOutPut(chart);
    output.setName(analyzerOutPut.getAnalyticNode().getName());
    return output;
  }
Beispiel #3
0
  /**
   * Creates a sample chart.
   *
   * @param dataset the dataset.
   * @return a chart.
   */
  private JFreeChart createChart(final CategoryDataset dataset) {

    final JFreeChart chart =
        ChartFactory.createLineChart(
            "Line Chart Demo 5", // chart title
            "Type", // domain axis label
            "Value", // range axis label
            dataset, // data
            PlotOrientation.VERTICAL, // orientation
            true, // include legend
            true, // tooltips
            false // urls
            );

    // final StandardLegend legend = (StandardLegend) chart.getLegend();
    // legend.setDisplaySeriesShapes(true);

    final Shape[] shapes = new Shape[3];
    int[] xpoints;
    int[] ypoints;

    // right-pointing triangle
    xpoints = new int[] {-3, 3, -3};
    ypoints = new int[] {-3, 0, 3};
    shapes[0] = new Polygon(xpoints, ypoints, 3);

    // vertical rectangle
    shapes[1] = new Rectangle2D.Double(-2, -3, 3, 6);

    // left-pointing triangle
    xpoints = new int[] {-3, 3, 3};
    ypoints = new int[] {0, -3, 3};
    shapes[2] = new Polygon(xpoints, ypoints, 3);

    final DrawingSupplier supplier =
        new DefaultDrawingSupplier(
            DefaultDrawingSupplier.DEFAULT_PAINT_SEQUENCE,
            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
            shapes);
    final CategoryPlot plot = chart.getCategoryPlot();
    plot.setDrawingSupplier(supplier);

    chart.setBackgroundPaint(Color.yellow);

    // set the stroke for each series...
    plot.getRenderer()
        .setSeriesStroke(
            0,
            new BasicStroke(
                2.0f,
                BasicStroke.CAP_ROUND,
                BasicStroke.JOIN_ROUND,
                1.0f,
                new float[] {10.0f, 6.0f},
                0.0f));
    plot.getRenderer()
        .setSeriesStroke(
            1,
            new BasicStroke(
                2.0f,
                BasicStroke.CAP_ROUND,
                BasicStroke.JOIN_ROUND,
                1.0f,
                new float[] {6.0f, 6.0f},
                0.0f));
    plot.getRenderer()
        .setSeriesStroke(
            2,
            new BasicStroke(
                2.0f,
                BasicStroke.CAP_ROUND,
                BasicStroke.JOIN_ROUND,
                1.0f,
                new float[] {2.0f, 6.0f},
                0.0f));

    // customise the renderer...
    final LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
    // renderer.setDrawShapes(true);
    renderer.setItemLabelsVisible(true);
    // renderer.setLabelGenerator(new StandardCategoryLabelGenerator());

    // customise the range axis...
    final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    rangeAxis.setAutoRangeIncludesZero(false);
    rangeAxis.setUpperMargin(0.12);

    return chart;
  }