# Package org.jfree.chart.event

- Interface Summary
  Interface | Description
  --- | ---
  AnnotationChangeListener | The interface that must be supported by classes that wish to receive notification of changes to an `Annotation`.
  AxisChangeListener | The interface that must be supported by classes that wish to receive notification of changes to an axis.
  ChartChangeListener | The interface that must be supported by classes that wish to receive notification of chart events.
  ChartProgressListener | The interface that must be supported by classes that wish to receive notification of chart progress events.
  MarkerChangeListener | The interface that must be supported by classes that wish to receive notification of changes to a `Marker`.
  OverlayChangeListener | A listener for changes to an `Overlay`.
  PlotChangeListener | The interface that must be supported by classes that wish to receive notification of changes to a plot.
  RendererChangeListener | The interface that must be supported by classes that wish to receive notification of changes to a renderer.
  TitleChangeListener | The interface that must be supported by classes that wish to receive notification of changes to a chart title.

- Class Summary
  Class | Description
  --- | ---
  AnnotationChangeEvent | An event that can be forwarded to any `AnnotationChangeListener` to signal a change to an `Annotation`.
  AxisChangeEvent | A change event that encapsulates information about a change to an axis.
  ChartChangeEvent | A change event that encapsulates information about a change to a chart.
  ChartChangeEventType | Defines tokens used to indicate an event type.
  ChartProgressEvent | An event that contains information about the drawing progress of a chart.
  MarkerChangeEvent | An event that can be forwarded to any `MarkerChangeListener` to signal a change to a `Marker`.
  OverlayChangeEvent | A change event for an `Overlay`.
  PlotChangeEvent | An event that can be forwarded to any `PlotChangeListener` to signal a change to a plot.
  RendererChangeEvent | An event that can be forwarded to any `RendererChangeListener` to signal a change to a renderer.
  TitleChangeEvent | A change event that encapsulates information about a change to a chart title.