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java.lang.Objectorg.jfree.data.general.AbstractDataset
org.jfree.data.general.AbstractSeriesDataset
org.jfree.data.xy.AbstractXYDataset
org.jfree.data.xy.AbstractIntervalXYDataset
org.jfree.data.xy.XYBarDataset
public class XYBarDataset
A dataset wrapper class that converts a standard XYDataset into an
IntervalXYDataset suitable for use in creating XY bar charts.
| Constructor Summary | |
|---|---|
XYBarDataset(XYDataset underlying,
double barWidth)
Creates a new dataset. |
|
| Method Summary | |
|---|---|
void |
datasetChanged(DatasetChangeEvent event)
Receives notification of an dataset change event. |
java.lang.Number |
getEndX(int series,
int item)
Returns the ending X value for the specified series and item. |
java.lang.Number |
getEndY(int series,
int item)
Returns the ending Y value for the specified series and item. |
int |
getItemCount(int series)
Returns the number of items in a series. |
int |
getSeriesCount()
Returns the number of series in the dataset. |
java.lang.String |
getSeriesName(int series)
Returns the name of a series. |
java.lang.Number |
getStartX(int series,
int item)
Returns the starting X value for the specified series and item. |
java.lang.Number |
getStartY(int series,
int item)
Returns the starting Y value for the specified series and item. |
java.lang.Number |
getX(int series,
int item)
Returns the x-value for an item within a series. |
java.lang.Number |
getY(int series,
int item)
Returns the y-value for an item within a series. |
| Methods inherited from class org.jfree.data.xy.AbstractIntervalXYDataset |
|---|
getEndXValue, getEndYValue, getStartXValue, getStartYValue |
| Methods inherited from class org.jfree.data.xy.AbstractXYDataset |
|---|
getDomainOrder, getXValue, getYValue |
| Methods inherited from class org.jfree.data.general.AbstractSeriesDataset |
|---|
seriesChanged |
| Methods inherited from class org.jfree.data.general.AbstractDataset |
|---|
addChangeListener, clone, fireDatasetChanged, getGroup, notifyListeners, removeChangeListener, setGroup, validateObject |
| Methods inherited from class java.lang.Object |
|---|
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface org.jfree.data.xy.IntervalXYDataset |
|---|
getEndXValue, getEndYValue, getStartXValue, getStartYValue |
| Methods inherited from interface org.jfree.data.xy.XYDataset |
|---|
getDomainOrder, getXValue, getYValue |
| Methods inherited from interface org.jfree.data.general.Dataset |
|---|
addChangeListener, getGroup, removeChangeListener, setGroup |
| Constructor Detail |
|---|
public XYBarDataset(XYDataset underlying,
double barWidth)
underlying - the underlying dataset.barWidth - the width of the bars.| Method Detail |
|---|
public int getSeriesCount()
getSeriesCount in interface SeriesDatasetgetSeriesCount in class AbstractSeriesDatasetpublic java.lang.String getSeriesName(int series)
getSeriesName in interface SeriesDatasetgetSeriesName in class AbstractSeriesDatasetseries - the series index (zero-based).
public int getItemCount(int series)
getItemCount in interface XYDatasetseries - the series index (zero-based).
public java.lang.Number getX(int series,
int item)
getX in interface XYDatasetseries - the series index (zero-based).item - the item index (zero-based).
public java.lang.Number getY(int series,
int item)
getY in interface XYDatasetseries - the series index (zero-based).item - the item index (zero-based).
null).
public java.lang.Number getStartX(int series,
int item)
getStartX in interface IntervalXYDatasetseries - the series index (zero-based).item - the item index (zero-based).
public java.lang.Number getEndX(int series,
int item)
getEndX in interface IntervalXYDatasetseries - the series index (zero-based).item - the item index (zero-based).
public java.lang.Number getStartY(int series,
int item)
getStartY in interface IntervalXYDatasetseries - the series index (zero-based).item - the item index (zero-based).
public java.lang.Number getEndY(int series,
int item)
getEndY in interface IntervalXYDatasetseries - the series index (zero-based).item - the item index (zero-based).
public void datasetChanged(DatasetChangeEvent event)
datasetChanged in interface DatasetChangeListenerevent - information about the event.
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