Package org.jfree.chart.annotations
Class CategoryLineAnnotation
- java.lang.Object
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- org.jfree.chart.annotations.AbstractAnnotation
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- org.jfree.chart.annotations.CategoryLineAnnotation
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Cloneable
,Annotation
,CategoryAnnotation
,org.jfree.util.PublicCloneable
public class CategoryLineAnnotation extends AbstractAnnotation implements CategoryAnnotation, java.lang.Cloneable, org.jfree.util.PublicCloneable, java.io.Serializable
A line annotation that can be placed on aCategoryPlot
.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description CategoryLineAnnotation(java.lang.Comparable category1, double value1, java.lang.Comparable category2, double value2, java.awt.Paint paint, java.awt.Stroke stroke)
Creates a new annotation that draws a line between (category1, value1) and (category2, value2).
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
clone()
Returns a clone of the annotation.void
draw(java.awt.Graphics2D g2, CategoryPlot plot, java.awt.geom.Rectangle2D dataArea, CategoryAxis domainAxis, ValueAxis rangeAxis)
Draws the annotation.boolean
equals(java.lang.Object obj)
Tests this object for equality with another.java.lang.Comparable
getCategory1()
Returns the category for the start of the line.java.lang.Comparable
getCategory2()
Returns the category for the end of the line.java.awt.Paint
getPaint()
Returns the paint used to draw the connecting line.java.awt.Stroke
getStroke()
Returns the stroke used to draw the connecting line.double
getValue1()
Returns the y-value for the start of the line.double
getValue2()
Returns the y-value for the end of the line.int
hashCode()
Returns a hash code for this instance.void
setCategory1(java.lang.Comparable category)
Sets the category for the start of the line and sends anAnnotationChangeEvent
to all registered listeners.void
setCategory2(java.lang.Comparable category)
Sets the category for the end of the line and sends anAnnotationChangeEvent
to all registered listeners.void
setPaint(java.awt.Paint paint)
Sets the paint used to draw the connecting line and sends anAnnotationChangeEvent
to all registered listeners.void
setStroke(java.awt.Stroke stroke)
Sets the stroke used to draw the connecting line and sends anAnnotationChangeEvent
to all registered listeners.void
setValue1(double value)
Sets the y-value for the start of the line and sends anAnnotationChangeEvent
to all registered listeners.void
setValue2(double value)
Sets the y-value for the end of the line and sends anAnnotationChangeEvent
to all registered listeners.-
Methods inherited from class org.jfree.chart.annotations.AbstractAnnotation
addChangeListener, fireAnnotationChanged, getNotify, hasListener, notifyListeners, removeChangeListener, setNotify
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Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.jfree.chart.annotations.Annotation
addChangeListener, removeChangeListener
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Constructor Detail
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CategoryLineAnnotation
public CategoryLineAnnotation(java.lang.Comparable category1, double value1, java.lang.Comparable category2, double value2, java.awt.Paint paint, java.awt.Stroke stroke)
Creates a new annotation that draws a line between (category1, value1) and (category2, value2).- Parameters:
category1
- the category (null
not permitted).value1
- the value.category2
- the category (null
not permitted).value2
- the value.paint
- the line color (null
not permitted).stroke
- the line stroke (null
not permitted).
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Method Detail
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getCategory1
public java.lang.Comparable getCategory1()
Returns the category for the start of the line.- Returns:
- The category for the start of the line (never
null
). - See Also:
setCategory1(Comparable)
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setCategory1
public void setCategory1(java.lang.Comparable category)
Sets the category for the start of the line and sends anAnnotationChangeEvent
to all registered listeners.- Parameters:
category
- the category (null
not permitted).- See Also:
getCategory1()
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getValue1
public double getValue1()
Returns the y-value for the start of the line.- Returns:
- The y-value for the start of the line.
- See Also:
setValue1(double)
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setValue1
public void setValue1(double value)
Sets the y-value for the start of the line and sends anAnnotationChangeEvent
to all registered listeners.- Parameters:
value
- the value.- See Also:
getValue1()
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getCategory2
public java.lang.Comparable getCategory2()
Returns the category for the end of the line.- Returns:
- The category for the end of the line (never
null
). - See Also:
setCategory2(Comparable)
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setCategory2
public void setCategory2(java.lang.Comparable category)
Sets the category for the end of the line and sends anAnnotationChangeEvent
to all registered listeners.- Parameters:
category
- the category (null
not permitted).- See Also:
getCategory2()
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getValue2
public double getValue2()
Returns the y-value for the end of the line.- Returns:
- The y-value for the end of the line.
- See Also:
setValue2(double)
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setValue2
public void setValue2(double value)
Sets the y-value for the end of the line and sends anAnnotationChangeEvent
to all registered listeners.- Parameters:
value
- the value.- See Also:
getValue2()
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getPaint
public java.awt.Paint getPaint()
Returns the paint used to draw the connecting line.- Returns:
- The paint (never
null
). - See Also:
setPaint(Paint)
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setPaint
public void setPaint(java.awt.Paint paint)
Sets the paint used to draw the connecting line and sends anAnnotationChangeEvent
to all registered listeners.- Parameters:
paint
- the paint (null
not permitted).- See Also:
getPaint()
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getStroke
public java.awt.Stroke getStroke()
Returns the stroke used to draw the connecting line.- Returns:
- The stroke (never
null
). - See Also:
setStroke(Stroke)
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setStroke
public void setStroke(java.awt.Stroke stroke)
Sets the stroke used to draw the connecting line and sends anAnnotationChangeEvent
to all registered listeners.- Parameters:
stroke
- the stroke (null
not permitted).- See Also:
getStroke()
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draw
public void draw(java.awt.Graphics2D g2, CategoryPlot plot, java.awt.geom.Rectangle2D dataArea, CategoryAxis domainAxis, ValueAxis rangeAxis)
Draws the annotation.- Specified by:
draw
in interfaceCategoryAnnotation
- Parameters:
g2
- the graphics device.plot
- the plot.dataArea
- the data area.domainAxis
- the domain axis.rangeAxis
- the range axis.
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equals
public boolean equals(java.lang.Object obj)
Tests this object for equality with another.- Overrides:
equals
in classjava.lang.Object
- Parameters:
obj
- the object (null
permitted).- Returns:
true
orfalse
.
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hashCode
public int hashCode()
Returns a hash code for this instance.- Overrides:
hashCode
in classjava.lang.Object
- Returns:
- A hash code.
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clone
public java.lang.Object clone() throws java.lang.CloneNotSupportedException
Returns a clone of the annotation.- Specified by:
clone
in interfaceorg.jfree.util.PublicCloneable
- Overrides:
clone
in classAbstractAnnotation
- Returns:
- A clone.
- Throws:
java.lang.CloneNotSupportedException
- this class will not throw this exception, but subclasses (if any) might.
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