org.jfree.data.xy
Class XYSeriesCollection

java.lang.Object
  extended byorg.jfree.data.general.AbstractDataset
      extended byorg.jfree.data.general.AbstractSeriesDataset
          extended byorg.jfree.data.xy.AbstractXYDataset
              extended byorg.jfree.data.xy.AbstractIntervalXYDataset
                  extended byorg.jfree.data.xy.XYSeriesCollection
All Implemented Interfaces:
java.lang.Cloneable, Dataset, DomainInfo, java.util.EventListener, IntervalXYDataset, java.io.ObjectInputValidation, java.io.Serializable, SeriesChangeListener, SeriesDataset, XYDataset

public class XYSeriesCollection
extends AbstractIntervalXYDataset
implements IntervalXYDataset, DomainInfo, java.io.Serializable

Represents a collection of XYSeries objects that can be used as a dataset.

See Also:
Serialized Form

Constructor Summary
XYSeriesCollection()
          Constructs an empty dataset.
XYSeriesCollection(XYSeries series)
          Constructs a dataset and populates it with a single series.
 
Method Summary
 void addSeries(XYSeries series)
          Adds a series to the collection and sends a DatasetChangeEvent to all registered listeners.
 boolean equals(java.lang.Object obj)
          Tests this collection for equality with an arbitrary object.
 Range getDomainBounds(boolean includeInterval)
          Returns the range of the values in this dataset's domain.
 double getDomainLowerBound(boolean includeInterval)
          Returns the minimum x-value in the dataset.
 double getDomainUpperBound(boolean includeInterval)
          Returns the maximum x-value in the dataset.
 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.
 double getIntervalPositionFactor()
          Returns the interval position factor.
 double getIntervalWidth()
          Returns the interval width.
 int getItemCount(int series)
          Returns the number of items in the specified series.
 java.util.List getSeries()
          Returns a list of all the series in the collection.
 XYSeries getSeries(int series)
          Returns a series from the collection.
 int getSeriesCount()
          Returns the number of series in the collection.
 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 the specified series and item.
 java.lang.Number getY(int series, int index)
          Returns the y-value for the specified series and item.
 int hashCode()
          Returns a hash code.
 boolean isAutoWidth()
          Returns whether the interval width is automatically calculated or not.
 void removeAllSeries()
          Removes all the series from the collection and sends a DatasetChangeEvent to all registered listeners.
 void removeSeries(int series)
          Removes a series from the collection and sends a DatasetChangeEvent to all registered listeners.
 void removeSeries(XYSeries series)
          Removes a series from the collection and sends a DatasetChangeEvent to all registered listeners.
 void setAutoWidth(boolean b)
          Sets the flag that indicates wether the interval width is automatically calculated or not.
 void setIntervalPositionFactor(double factor)
          Sets the interval position factor.
 void setIntervalWidth(double width)
          Sets the interval width and sends a DatasetChangeEvent to all registered listeners.
 
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
finalize, getClass, 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

XYSeriesCollection

public XYSeriesCollection()
Constructs an empty dataset.


XYSeriesCollection

public XYSeriesCollection(XYSeries series)
Constructs a dataset and populates it with a single series.

Parameters:
series - the series (null ignored).
Method Detail

addSeries

public void addSeries(XYSeries series)
Adds a series to the collection and sends a DatasetChangeEvent to all registered listeners.

Parameters:
series - the series (null not permitted).

removeSeries

public void removeSeries(int series)
Removes a series from the collection and sends a DatasetChangeEvent to all registered listeners.

Parameters:
series - the series index (zero-based).

removeSeries

public void removeSeries(XYSeries series)
Removes a series from the collection and sends a DatasetChangeEvent to all registered listeners.

Parameters:
series - the series (null not permitted).

removeAllSeries

public void removeAllSeries()
Removes all the series from the collection and sends a DatasetChangeEvent to all registered listeners.


getSeriesCount

public int getSeriesCount()
Returns the number of series in the collection.

Specified by:
getSeriesCount in interface SeriesDataset
Specified by:
getSeriesCount in class AbstractSeriesDataset
Returns:
The series count.

getSeries

public java.util.List getSeries()
Returns a list of all the series in the collection.

Returns:
The list (which is unmodifiable).

getSeries

public XYSeries getSeries(int series)
Returns a series from the collection.

Parameters:
series - the series index (zero-based).
Returns:
The series.

getSeriesName

public java.lang.String getSeriesName(int series)
Returns the name of a series.

Specified by:
getSeriesName in interface SeriesDataset
Specified by:
getSeriesName in class AbstractSeriesDataset
Parameters:
series - the series index (zero-based).
Returns:
The name of a series.

getItemCount

public int getItemCount(int series)
Returns the number of items in the specified series.

Specified by:
getItemCount in interface XYDataset
Parameters:
series - the series (zero-based index).
Returns:
The item count.

getX

public java.lang.Number getX(int series,
                             int item)
Returns the x-value for the specified series and item.

Specified by:
getX in interface XYDataset
Parameters:
series - the series (zero-based index).
item - the item (zero-based index).
Returns:
The value.

getStartX

public java.lang.Number getStartX(int series,
                                  int item)
Returns the starting X value for the specified series and item.

Specified by:
getStartX in interface IntervalXYDataset
Parameters:
series - the series (zero-based index).
item - the item (zero-based index).
Returns:
The starting X value.

getEndX

public java.lang.Number getEndX(int series,
                                int item)
Returns the ending X value for the specified series and item.

Specified by:
getEndX in interface IntervalXYDataset
Parameters:
series - the series (zero-based index).
item - the item (zero-based index).
Returns:
The ending X value.

getY

public java.lang.Number getY(int series,
                             int index)
Returns the y-value for the specified series and item.

Specified by:
getY in interface XYDataset
Parameters:
series - the series (zero-based index).
index - the index of the item of interest (zero-based).
Returns:
The value (possibly null).

getStartY

public java.lang.Number getStartY(int series,
                                  int item)
Returns the starting Y value for the specified series and item.

Specified by:
getStartY in interface IntervalXYDataset
Parameters:
series - the series (zero-based index).
item - the item (zero-based index).
Returns:
The starting Y value.

getEndY

public java.lang.Number getEndY(int series,
                                int item)
Returns the ending Y value for the specified series and item.

Specified by:
getEndY in interface IntervalXYDataset
Parameters:
series - the series (zero-based index).
item - the item (zero-based index).
Returns:
The ending Y value.

equals

public boolean equals(java.lang.Object obj)
Tests this collection for equality with an arbitrary object.

Parameters:
obj - the object (null permitted).
Returns:
A boolean.

hashCode

public int hashCode()
Returns a hash code.

Returns:
A hash code.

getDomainLowerBound

public double getDomainLowerBound(boolean includeInterval)
Returns the minimum x-value in the dataset.

Specified by:
getDomainLowerBound in interface DomainInfo
Parameters:
includeInterval - a flag that determines whether or not the x-interval is taken into account.
Returns:
The minimum value.

getDomainUpperBound

public double getDomainUpperBound(boolean includeInterval)
Returns the maximum x-value in the dataset.

Specified by:
getDomainUpperBound in interface DomainInfo
Parameters:
includeInterval - a flag that determines whether or not the x-interval is taken into account.
Returns:
The maximum value.

getDomainBounds

public Range getDomainBounds(boolean includeInterval)
Returns the range of the values in this dataset's domain.

Specified by:
getDomainBounds in interface DomainInfo
Parameters:
includeInterval - a flag that determines whether or not the x-interval is taken into account.
Returns:
The range.

getIntervalWidth

public double getIntervalWidth()
Returns the interval width. This is used to calculate the start and end x-values, if/when the dataset is used as an IntervalXYDataset.

Returns:
The interval width.

setIntervalWidth

public void setIntervalWidth(double width)
Sets the interval width and sends a DatasetChangeEvent to all registered listeners.

Parameters:
width - the width (negative values not permitted).

getIntervalPositionFactor

public double getIntervalPositionFactor()
Returns the interval position factor.

Returns:
The interval position factor.

setIntervalPositionFactor

public void setIntervalPositionFactor(double factor)
Sets the interval position factor. This controls where the x-value is in relation to the interval surrounding the x-value (0.0 means the x-value will be positioned at the start, 0.5 in the middle, and 1.0 at the end).

Parameters:
factor - the factor.

isAutoWidth

public boolean isAutoWidth()
Returns whether the interval width is automatically calculated or not.

Returns:
Whether the width is automatically calculated or not.

setAutoWidth

public void setAutoWidth(boolean b)
Sets the flag that indicates wether the interval width is automatically calculated or not.

Parameters:
b - a boolean.