/** * Returns the range of values the renderer requires to display all the * items from the specified dataset. * * @param dataset the dataset (<code>null</code> permitted). * * @return The range (or <code>null</code> if the dataset is * <code>null</code> or empty). */ public Range findRangeBounds(XYDataset dataset) { if (dataset == null) { return null; } double min = Double.POSITIVE_INFINITY; double max = Double.NEGATIVE_INFINITY; TableXYDataset d = (TableXYDataset) dataset; int itemCount = d.getItemCount(); for (int i = 0; i < itemCount; i++) { double[] stackValues = getStackValues((TableXYDataset) dataset, d.getSeriesCount(), i); min = Math.min(min, stackValues[0]); max = Math.max(max, stackValues[1]); } if (min == Double.POSITIVE_INFINITY) { return null; } return new Range(min, max); }
/** * Returns the range of values the renderer requires to display all the * items from the specified dataset. * * @param dataset the dataset ({@code null} permitted). * * @return The range (or {@code null} if the dataset is {@code null} or * empty). */ @Override public Range findRangeBounds(XYDataset dataset) { if (dataset == null) { return null; } double min = Double.POSITIVE_INFINITY; double max = Double.NEGATIVE_INFINITY; TableXYDataset d = (TableXYDataset) dataset; int itemCount = d.getItemCount(); for (int i = 0; i < itemCount; i++) { double[] stackValues = getStackValues((TableXYDataset) dataset, d.getSeriesCount(), i); min = Math.min(min, stackValues[0]); max = Math.max(max, stackValues[1]); } if (min == Double.POSITIVE_INFINITY) { return null; } return new Range(min, max); }
y1 = 0.0; double[] stack1 = getStackValues(tdataset, series, item); y0 = 0.0; double[] stack0 = getStackValues(tdataset, series, Math.max(item - 1, 0)); y2 = 0.0; double[] stack2 = getStackValues(tdataset, series, Math.min(item + 1, itemCount - 1));
y1 = 0.0; double[] stack1 = getStackValues(tdataset, series, item); y0 = 0.0; double[] stack0 = getStackValues(tdataset, series, Math.max(item - 1, 0)); y2 = 0.0; double[] stack2 = getStackValues(tdataset, series, Math.min(item + 1, itemCount - 1));