Examples of com.positive.charts.data.category.CategoryDataset

Package com.positive.charts.data.category

Examples of com.positive.charts.data.category.CategoryDataset

com.positive.charts.data.category.CategoryDataset
The interface for a dataset with one or more series, and values associated with categories.
The categories are represented by Comparable instance, with the category label being provided by the toString method.


  public double calculateBarWidth(final CategoryPlot plot,
      final Rectangle dataArea, final int rendererIndex) {
    // calculate the bar width
    final CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    final CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
      final PlotOrientation orientation = plot.getOrientation();
      double space = 0.0;
      if (orientation == PlotOrientation.HORIZONTAL) {
        space = dataArea.height;
      } else if (orientation == PlotOrientation.VERTICAL) {
        space = dataArea.width;
      }
      final double maxWidth = this.calculateMaxBarWidth(plot, dataArea,
          rendererIndex);
      final int groups = this.seriesToGroupMap.getGroupCount();
      final int categories = data.getColumnCount();
      final int columns = groups * categories;
      double categoryMargin = 0.0;
      double itemMargin = 0.0;
      if (categories > 1) {
        categoryMargin = xAxis.getCategoryMargin();

View Full Code Here

  protected void calculateBarWidth(final CategoryPlot plot,
      final Rectangle dataArea, final int rendererIndex,
      final CategoryItemRendererState state) {


    // calculate the bar width
    final CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
      final double barWidth = this.calculateBarWidth(plot, dataArea,
          rendererIndex);
      state.setBarWidth(barWidth);
    }

View Full Code Here

    }
  }


  public double calculateMaxBarWidth(final CategoryPlot plot,
      final Rectangle dataArea, final int rendererIndex) {
    final CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
      final PlotOrientation orientation = plot.getOrientation();
      double space = 0.0;
      if (orientation == PlotOrientation.HORIZONTAL) {
        space = dataArea.height;

View Full Code Here


  public double calculateMinSpaceForBarWidth(final CategoryPlot plot,
      final int rendererIndex, final double givenBarWidth) {
    double space = 0.0;
    final CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    final CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
      final int groups = this.seriesToGroupMap.getGroupCount();
      final int categories = data.getColumnCount();
      final int columns = groups * categories;
      double categoryMargin = 0.0;
      double itemMargin = 0.0;
      if (categories > 1) {
        categoryMargin = xAxis.getCategoryMargin();

View Full Code Here

      final Rectangle dataArea, final int rendererIndex,
      final CategoryItemRendererState state) {


    // calculate the bar width
    final CategoryAxis xAxis = plot.getDomainAxisForDataset(rendererIndex);
    final CategoryDataset data = plot.getDataset(rendererIndex);
    if (data != null) {
      final PlotOrientation orientation = plot.getOrientation();
      double space = 0.0;
      if (orientation == PlotOrientation.HORIZONTAL) {
        space = dataArea.height;
      } else if (orientation == PlotOrientation.VERTICAL) {
        space = dataArea.width;
      }
      final double maxWidth = space * this.getMaximumBarWidth();
      final int columns = data.getColumnCount();
      double categoryMargin = 0.0;
      if (columns > 1) {
        categoryMargin = xAxis.getCategoryMargin();
      }

View Full Code Here

      final RectangleEdge domainAxisEdge = this.getDomainAxisEdge();
      final Stroke gridStroke = this.getDomainGridlineStroke();
      final Color gridPaint = this.getDomainGridlinePaint();
      if ((gridStroke != null) && (gridPaint != null)) {
        // iterate over the categories
        final CategoryDataset data = this.getDataset();
        if (data != null) {
          final CategoryAxis axis = this.getDomainAxis();
          if (axis != null) {
            final int columnCount = data.getColumnCount();
            for (int c = 0; c < columnCount; c++) {
              final double xx = axis.getCategoryJava2DCoordinate(
                  anchor, c, columnCount, dataArea,
                  domainAxisEdge);
              final CategoryItemRenderer renderer1 = this

View Full Code Here

    final List result = new ArrayList();
    final int axisIndex = this.domainAxes.indexOf(axis);
    final List datasets = this.datasetsMappedToDomainAxis(axisIndex);
    final Iterator iterator = datasets.iterator();
    while (iterator.hasNext()) {
      final CategoryDataset dataset = (CategoryDataset) iterator.next();
      // add the unique categories from this dataset
      for (int i = 0; i < dataset.getColumnCount(); i++) {
        final Comparable category = dataset.getColumnKey(i);
        if (!result.contains(category)) {
          result.add(category);
        }
      }
    }

View Full Code Here


    // iterate through the datasets that map to the axis and get the union
    // of the ranges.
    final Iterator iterator = mappedDatasets.iterator();
    while (iterator.hasNext()) {
      final CategoryDataset d = (CategoryDataset) iterator.next();
      final CategoryItemRenderer r = this.getRendererForDataset(d);
      if (r != null) {
        result = Range.combine(result, r.findRangeBounds(d));
      }
    }

View Full Code Here

   *            the dataset index.
   * 
   * @return The dataset (possibly <code>null</code>).
   */
  public CategoryDataset getDataset(final int index) {
    CategoryDataset result = null;
    if (this.datasets.size() > index) {
      result = (CategoryDataset) this.datasets.get(index);
    }
    return result;
  }

View Full Code Here

    if (result == null) {
      result = new LegendItemCollection();
      // get the legend items for the datasets...
      final int count = this.datasets.size();
      for (int datasetIndex = 0; datasetIndex < count; datasetIndex++) {
        final CategoryDataset dataset = this.getDataset(datasetIndex);
        if (dataset != null) {
          final CategoryItemRenderer renderer = this
              .getRenderer(datasetIndex);
          if (renderer != null) {
            final int seriesCount = dataset.getRowCount();
            for (int i = 0; i < seriesCount; i++) {
              final LegendItem item = renderer.getLegendItem(
                  datasetIndex, i);
              if (item != null) {
                result.add(item);

View Full Code Here

0 1

TOP

Related Classes of com.positive.charts.data.category.CategoryDataset

com.positive.charts.axis.SubCategoryAxis

com.positive.charts.plot.CategoryPlot

com.positive.charts.renderer.category.AbstractCategoryItemRenderer

com.positive.charts.renderer.category.BarRenderer

com.positive.charts.renderer.category.GroupedStackedBarRenderer

com.positive.charts.renderer.category.StackedBarRenderer

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.