org.jfree.chart.block
Class EmptyBlock
java.lang.Object
org.jfree.chart.block.AbstractBlock
org.jfree.chart.block.EmptyBlock
- All Implemented Interfaces:
- java.io.Serializable, java.lang.Cloneable, Block, org.jfree.ui.Drawable, org.jfree.util.PublicCloneable
public class EmptyBlock
- extends AbstractBlock
- implements Block, java.lang.Cloneable, org.jfree.util.PublicCloneable, java.io.Serializable
An empty block with a fixed size.
- See Also:
- Serialized Form
Constructor Summary |
EmptyBlock(double width,
double height)
Creates a new block with the specified width and height. |
Method Summary |
java.lang.Object |
clone()
Returns a clone of the block. |
void |
draw(java.awt.Graphics2D g2,
java.awt.geom.Rectangle2D area)
Draws the block. |
Methods inherited from class org.jfree.chart.block.AbstractBlock |
arrange, arrange, calculateTotalHeight, calculateTotalWidth, drawBorder, equals, getBorder, getBounds, getHeight, getID, getMargin, getPadding, getWidth, setBorder, setBounds, setHeight, setID, setMargin, setPadding, setWidth, toContentConstraint, trimBorder, trimMargin, trimPadding, trimToContentHeight, trimToContentWidth |
Methods inherited from class java.lang.Object |
finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
EmptyBlock
public EmptyBlock(double width,
double height)
- Creates a new block with the specified width and height.
- Parameters:
width
- the width.height
- the height.
draw
public void draw(java.awt.Graphics2D g2,
java.awt.geom.Rectangle2D area)
- Draws the block. Since the block is empty, this method does nothing.
- Specified by:
draw
in interface org.jfree.ui.Drawable
- Parameters:
g2
- the graphics device.area
- the area.
clone
public java.lang.Object clone()
throws java.lang.CloneNotSupportedException
- Returns a clone of the block.
- Specified by:
clone
in interface org.jfree.util.PublicCloneable
- Overrides:
clone
in class java.lang.Object
- Returns:
- A clone.
- Throws:
java.lang.CloneNotSupportedException
- if there is a problem cloning.