Package org.jfree.chart.block

Class ColorBlock

java.lang.Object

org.jfree.chart.block.AbstractBlock

org.jfree.chart.block.ColorBlock

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, Block, Drawable

public class ColorBlock
extends AbstractBlock
implements Block

A block that is filled with a single color.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
private java.awt.Paint	paint	The paint.
(package private) static long	serialVersionUID	For serialization.

Constructor Summary

Constructors

Constructor	Description
ColorBlock(java.awt.Paint paint, double width, double height)	Creates a new block.

Method Summary

Modifier and Type	Method	Description
Size2D	arrange(java.awt.Graphics2D g2, RectangleConstraint constraint)	Arranges the contents of the block, within the given constraints, and returns the block size.
void	draw(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D area)	Draws the block.
java.lang.Object	draw(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D area, java.lang.Object params)	Draws the block within the specified area.
boolean	equals(java.lang.Object obj)	Tests this block for equality with an arbitrary object.
java.awt.Paint	getPaint()	Returns the paint.
int	hashCode()
private void	readObject(java.io.ObjectInputStream stream)	Provides serialization support.
private void	writeObject(java.io.ObjectOutputStream stream)	Provides serialization support.

Methods inherited from class org.jfree.chart.block.AbstractBlock

arrange, calculateTotalHeight, calculateTotalWidth, canEqual, clone, drawBorder, getBounds, getContentXOffset, getContentYOffset, getFrame, getHeight, getID, getMargin, getPadding, getWidth, setBorder, setBounds, setFrame, setHeight, setID, setMargin, setMargin, setPadding, setPadding, setWidth, toContentConstraint, trimBorder, trimMargin, trimPadding, trimToContentHeight, trimToContentWidth

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jfree.chart.block.Block

arrange, getBounds, getID, setBounds, setID

Field Detail

serialVersionUID

static final long serialVersionUID

For serialization.

See Also:

Constant Field Values

paint

private transient java.awt.Paint paint

The paint.

Constructor Detail

ColorBlock

public ColorBlock(java.awt.Paint paint,
                  double width,
                  double height)

Creates a new block.

Parameters:

paint - the paint (null not permitted).

width - the width.

height - the height.

Method Detail

getPaint

public java.awt.Paint getPaint()

Returns the paint.

Returns:

The paint (never null).

arrange

public Size2D arrange(java.awt.Graphics2D g2,
                      RectangleConstraint constraint)

Arranges the contents of the block, within the given constraints, and returns the block size.

Specified by:

arrange in interface Block

Overrides:

arrange in class AbstractBlock

Parameters:

g2 - the graphics device.

constraint - the constraint (null not permitted).

Returns:

The block size (in Java2D units, never null).

draw

public void draw(java.awt.Graphics2D g2,
                 java.awt.geom.Rectangle2D area)

Draws the block.

Specified by:

draw in interface Drawable

Parameters:

g2 - the graphics device.

area - the area.

draw

public java.lang.Object draw(java.awt.Graphics2D g2,
                             java.awt.geom.Rectangle2D area,
                             java.lang.Object params)

Draws the block within the specified area.

Specified by:

draw in interface Block

Parameters:

g2 - the graphics device.

area - the area.

params - ignored (null permitted).

Returns:

Always null.

equals

public boolean equals(java.lang.Object obj)

Tests this block for equality with an arbitrary object.

Overrides:

equals in class AbstractBlock

Parameters:

obj - the object (null permitted).

Returns:

A boolean.

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractBlock

writeObject

private void writeObject(java.io.ObjectOutputStream stream)
                  throws java.io.IOException

Provides serialization support.

Parameters:

stream - the output stream.

Throws:

java.io.IOException - if there is an I/O error.

readObject

private void readObject(java.io.ObjectInputStream stream)
                 throws java.io.IOException,
                        java.lang.ClassNotFoundException

Provides serialization support.

Parameters:

stream - the input stream.

Throws:

java.io.IOException - if there is an I/O error.

java.lang.ClassNotFoundException - if there is a classpath problem.