com.sencha.gxt.chart.client.chart

Class LegendItem<M>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<S>

com.sencha.gxt.chart.client.draw.sprite.SpriteList<Sprite>

com.sencha.gxt.chart.client.chart.LegendItem<M>

Type Parameters:

M - the data type of the legend item

All Implemented Interfaces:

Iterable<Sprite>, Collection<Sprite>, List<Sprite>

public class LegendItem<M>
extends SpriteList<Sprite>

Item representing a legend element.

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor and Description
LegendItem(Legend<M> legend, Series<M> series, int yFieldIndex) Creates a legend item.

Method Summary

Modifier and Type	Method and Description
Legend<M>	getLegend() Returns the legend that the item is attached.
Series<M>	getSeries() Returns the series that the item represents.
double	getX() Returns the x-coordinate of the legend item.
double	getY() Returns the y-coordinate of the legend item.
int	getYFieldIndex() Returns the index of the y field of the series that the item represents.
boolean	isOn() Returns true if the legend item is currently enabled.
void	onMouseDown() Method used when the legend item is clicked.
void	onMouseMove() Method used when mouse over the legend item.
void	onMouseOut() Method used when the mouse leaves the legend item.
void	setLegend(Legend<M> legend) Sets the legend that the item is attached.
void	setSeries(Series<M> series) Sets the series that the item represents.
void	setX(double x) Sets the x-coordinate of the legend item.
void	setY(double y) Sets the y-coordinate of the legend item.
void	setYFieldIndex(int yFieldIndex) Sets the index of the y field of the series that the item represents.
void	updatePosition(double relativeX, double relativeY) Updates the position of the legend item based on the given relative point.

Methods inherited from class com.sencha.gxt.chart.client.draw.sprite.SpriteList

add, add, clear, get, getBBox, getSurface, hide, remove, set, setSurface, show, size

Methods inherited from class java.util.AbstractList

addAll, equals, hashCode, indexOf, iterator, lastIndexOf, listIterator, listIterator, removeRange, subList

Methods inherited from class java.util.AbstractCollection

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

addAll, contains, containsAll, isEmpty, remove, removeAll, replaceAll, retainAll, sort, spliterator, toArray, toArray

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

LegendItem

public LegendItem(Legend<M> legend,
                  Series<M> series,
                  int yFieldIndex)

Creates a legend item.

Parameters:

legend - the legend that the item is attached

series - the series represented by the item

yFieldIndex - the index of the y field the item represents

Method Detail

getLegend

public Legend<M> getLegend()

Returns the legend that the item is attached.

Returns:

the legend that the item is attached

getSeries

public Series<M> getSeries()

Returns the series that the item represents.

Returns:

the series that the item represents

getX

public double getX()

Returns the x-coordinate of the legend item.

Returns:

the x-coordinate of the legend item

getY

public double getY()

Returns the y-coordinate of the legend item.

Returns:

the y-coordinate of the legend item

getYFieldIndex

public int getYFieldIndex()

Returns the index of the y field of the series that the item represents.

Returns:

the index of the y field of the series that the item represents

isOn

public boolean isOn()

Returns true if the legend item is currently enabled.

Returns:

true if the legend item is currently enabled

onMouseDown

public void onMouseDown()

Method used when the legend item is clicked.

onMouseMove

public void onMouseMove()

Method used when mouse over the legend item.

onMouseOut

public void onMouseOut()

Method used when the mouse leaves the legend item.

setLegend

public void setLegend(Legend<M> legend)

Sets the legend that the item is attached.

Parameters:

legend - the legend that the item is attached

setSeries

public void setSeries(Series<M> series)

Sets the series that the item represents.

Parameters:

series - the series that the item represents

setX

public void setX(double x)

Sets the x-coordinate of the legend item.

Parameters:

x - the x-coordinate of the legend item

setY

public void setY(double y)

Sets the y-coordinate of the legend item.

Parameters:

y - the y-coordinate of the legend item

setYFieldIndex

public void setYFieldIndex(int yFieldIndex)

Sets the index of the y field of the series that the item represents.

Parameters:

yFieldIndex - the index of the y field of the series that the item represents

updatePosition

public void updatePosition(double relativeX,
                           double relativeY)

Updates the position of the legend item based on the given relative point.

Parameters:

relativeX - the relative x-coordinate

relativeY - the relative y-coordinate