# Uses of Package
com.orsoncharts.marker

- Packages that use com.orsoncharts.marker
  Package | Description
  --- | ---
  com.orsoncharts | Core classes, including `Chart3D`, `Chart3DPanel` and `Chart3DFactory`.
  com.orsoncharts.axis | Axes (`CategoryAxis3D`, `NumberAxis3D` and `LogAxis3D`) plus supporting classes and interfaces.
  com.orsoncharts.marker | Provides value and range marker support for the axes on category and XYZ plots.
  com.orsoncharts.style | Classes for controlling chart styles.

- Classes in com.orsoncharts.marker used by com.orsoncharts
  Class and Description
  MarkerData A record holder for data relating to markers that needs to be passed to the 3D engine.

- Classes in com.orsoncharts.marker used by com.orsoncharts.axis
  Class and Description
  CategoryMarker A marker for a category on a `CategoryAxis3D`.
  MarkerChangeEvent An event associated with a change to a `Marker`.
  MarkerChangeListener A listener for marker change events.
  MarkerData A record holder for data relating to markers that needs to be passed to the 3D engine.
  ValueMarker A marker that can be used to mark a value or range of values on a `ValueAxis3D`.

- Classes in com.orsoncharts.marker used by com.orsoncharts.marker
  Class and Description
  AbstractMarker A base class for implementing markers (includes the event notification mechanism).
  CategoryMarkerType An enumeration of the different types of `CategoryMarker`.
  Marker A base interface for all markers.
  MarkerChangeEvent An event associated with a change to a `Marker`.
  MarkerChangeListener A listener for marker change events.
  MarkerData A record holder for data relating to markers that needs to be passed to the 3D engine.
  MarkerDataType An enumeration of the different types of `MarkerData`.
  MarkerLine A data object that represents a line within a `MarkerData` structure.
  NumberMarker A marker used to mark one value on an axis.
  ValueMarker A marker that can be used to mark a value or range of values on a `ValueAxis3D`.

- Classes in com.orsoncharts.marker used by com.orsoncharts.style
  Class and Description
  Marker A base interface for all markers.