Package org.jfree.data.xy

Class VectorDataItem

java.lang.Object

org.jfree.data.ComparableObjectItem

org.jfree.data.xy.VectorDataItem

All Implemented Interfaces:

Serializable, Cloneable, Comparable

public class VectorDataItem
extends ComparableObjectItem

A data item representing data in the form (x, y, deltaX, deltaY), intended for use by the VectorSeries class.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
VectorDataItem(double x, double y, double deltaX, double deltaY)	Creates a new VectorDataItem instance.

Method Summary

Modifier and Type	Method	Description
Vector	getVector()	Returns the vector.
double	getVectorX()	Returns the x-component for the vector.
double	getVectorY()	Returns the y-component for the vector.
double	getXValue()	Returns the x-value.
double	getYValue()	Returns the y-value.

Methods inherited from class org.jfree.data.ComparableObjectItem

clone, compareTo, equals, getComparable, getObject, hashCode, setObject

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

VectorDataItem

public VectorDataItem(double x,
 double y,
 double deltaX,
 double deltaY)

Creates a new VectorDataItem instance.

Parameters:

x - the x-value.

y - the y-value.

deltaX - the vector x.

deltaY - the vector y.

Method Details

getXValue

public double getXValue()

Returns the x-value.

Returns:

The x-value (never null).

getYValue

public double getYValue()

Returns the y-value.

Returns:

The y-value.

getVector

public Vector getVector()

Returns the vector.

Returns:

The vector (possibly null).

getVectorX

public double getVectorX()

Returns the x-component for the vector.

Returns:

The x-component.

getVectorY

public double getVectorY()

Returns the y-component for the vector.

Returns:

The y-component.