Annotation (JFreeChart as OSGI-bundle 1.5.6 API)

All Known Subinterfaces:

CategoryAnnotation, XYAnnotation

All Known Implementing Classes:

AbstractAnnotation, AbstractXYAnnotation, CategoryLineAnnotation, CategoryPointerAnnotation, CategoryTextAnnotation, TextAnnotation, XYBoxAnnotation, XYDataImageAnnotation, XYDrawableAnnotation, XYImageAnnotation, XYLineAnnotation, XYPointerAnnotation, XYPolygonAnnotation, XYShapeAnnotation, XYTextAnnotation, XYTitleAnnotation
```
public interface Annotation
```
The base interface for annotations. All annotations should support the AnnotationChangeEvent mechanism by allowing listeners to register and receive notification of any changes to the annotation.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addChangeListener(AnnotationChangeListener listener)`	Registers an object for notification of changes to the annotation.
`void`	`removeChangeListener(AnnotationChangeListener listener)`	Deregisters an object for notification of changes to the annotation.

- Method Detail
  - addChangeListener
```
void addChangeListener(AnnotationChangeListener listener)
```
    Registers an object for notification of changes to the annotation.
    
    Parameters:
    
    listener - the object to register.
  - removeChangeListener
```
void removeChangeListener(AnnotationChangeListener listener)
```
    Deregisters an object for notification of changes to the annotation.
    
    Parameters:
    
    listener - the object to deregister.