XYZDataset

All Superinterfaces:: Dataset, SeriesDataset, XYDataset

All Known Subinterfaces:: IntervalXYZDataset

All Known Implementing Classes:: AbstractXYZDataset, DefaultXYZDataset, MatrixSeriesCollection

public interface XYZDataset extends XYDataset

The interface through which JFreeChart obtains data in the form of (x, y, z) items - used for XY and XYZ plots.

Method Summary

Modifier and Type

Method

Description

Number

getZ(int series, int item)

Returns the z-value for the specified series and item.

double

getZValue(int series, int item)

Returns the z-value (as a double primitive) for an item within a series.

Methods inherited from interface Dataset
addChangeListener, getGroup, removeChangeListener, setGroup

Methods inherited from interface SeriesDataset
getSeriesCount, getSeriesKey, indexOf

Methods inherited from interface XYDataset
getDomainOrder, getItemCount, getX, getXValue, getY, getYValue

Method Details
- getZ
  
  Number getZ(int series, int item)
  
  Returns the z-value for the specified series and item.
  
  Parameters:
  
  series - the series index (zero-based).
  
  item - the item index (zero-based).
  
  Returns:
  
  The z-value (possibly null).
- getZValue
  
  double getZValue(int series, int item)
  
  Returns the z-value (as a double primitive) for an item within a series.
  
  Parameters:
  
  series - the series (zero-based index).
  
  item - the item (zero-based index).
  
  Returns:
  
  The z-value.