Package org.jfree.chart.block
Class ColorBlock
- java.lang.Object
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- org.jfree.chart.block.AbstractBlock
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- org.jfree.chart.block.ColorBlock
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public class ColorBlock extends AbstractBlock implements Block
A block that is filled with a single color.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private java.awt.Paint
paint
The paint.(package private) static long
serialVersionUID
For serialization.
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Constructor Summary
Constructors Constructor Description ColorBlock(java.awt.Paint paint, double width, double height)
Creates a new block.
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Method Summary
All Methods Instance Methods Concrete Methods 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
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Field Detail
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serialVersionUID
static final long serialVersionUID
For serialization.- See Also:
- Constant Field Values
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paint
private transient java.awt.Paint paint
The paint.
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Method Detail
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getPaint
public java.awt.Paint getPaint()
Returns the paint.- Returns:
- The paint (never
null
).
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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 interfaceBlock
- Overrides:
arrange
in classAbstractBlock
- Parameters:
g2
- the graphics device.constraint
- the constraint (null
not permitted).- Returns:
- The block size (in Java2D units, never
null
).
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draw
public void draw(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D area)
Draws the block.
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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.
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equals
public boolean equals(java.lang.Object obj)
Tests this block for equality with an arbitrary object.- Overrides:
equals
in classAbstractBlock
- Parameters:
obj
- the object (null
permitted).- Returns:
- A boolean.
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hashCode
public int hashCode()
- Overrides:
hashCode
in classAbstractBlock
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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.
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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.
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