Package org.jfree.chart.title

Class LegendTitle

java.lang.Object

org.jfree.chart.title.Title

org.jfree.chart.title.LegendTitle

All Implemented Interfaces:

Serializable, Cloneable

public abstract class LegendTitle
extends Title

A chart title that displays a legend for the data in the chart.

The title can be populated with legend items manually, or you can assign a reference to the chart, in which case the legend items will be automatically created to match the dataset.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.jfree.chart.title.Title

BOTTOM, CENTER, DEFAULT_HORIZONTAL_ALIGNMENT, DEFAULT_POSITION, DEFAULT_SPACER, DEFAULT_VERTICAL_ALIGNMENT, EAST, LEFT, MIDDLE, NORTH, RIGHT, SOUTH, TOP, WEST

Constructor Summary

Constructors

Constructor	Description
LegendTitle()	Constructs a new, empty LegendTitle.
LegendTitle(LegendItemLayout layout)	Creates a new legend title.

Method Summary

Modifier and Type	Method	Description
void	addLegendItem(LegendItem item)	Adds a legend item to the LegendTitle.
void	draw(Graphics2D g2, Rectangle2D area)	Draws the title on a Java 2D graphics device (such as the screen or a printer).

Methods inherited from class org.jfree.chart.title.Title

addChangeListener, clone, equals, getHorizontalAlignment, getNotify, getPosition, getPreferredHeight, getPreferredWidth, getSpacer, getVerticalAlignment, hashCode, removeChangeListener, setHorizontalAlignment, setNotify, setPosition, setSpacer, setVerticalAlignment

Methods inherited from class java.lang.Object

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

Constructor Details

LegendTitle

public LegendTitle()

Constructs a new, empty LegendTitle.

LegendTitle

public LegendTitle(LegendItemLayout layout)

Creates a new legend title.

Parameters:

layout - the layout.

Method Details

addLegendItem

public void addLegendItem(LegendItem item)

Adds a legend item to the LegendTitle.

Parameters:

item - the item to add.

draw

public void draw(Graphics2D g2,
Rectangle2D area)

Draws the title on a Java 2D graphics device (such as the screen or a printer). Currently it does nothing.

Specified by:

draw in class Title

Parameters:

g2 - the graphics device.

area - the area for the chart and all its titles.