# Class CategorySeries

java.lang.Object
com.codename1.charts.models.CategorySeries

Direct Known Subclasses:
  `RangeCategorySeries`

public class CategorySeries extends Object
A series for the category charts like the pie ones.

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `CategorySeries(String title)`
  Builds a new category series.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `add(double value)`
  Adds a new value to the series
  `void`
  `add(String category, double value)`
  Adds a new value to the series.
  `void`
  `clear()`
  Removes all the existing values from the series.
  `String`
  `getCategory(int index)`
  Returns the category name at the specified index.
  `int`
  `getItemCount()`
  Returns the series item count.
  `String`
  `getTitle()`
  Returns the series title.
  `double`
  `getValue(int index)`
  Returns the value at the specified index.
  `void`
  `remove(int index)`
  Removes an existing value from the series.
  `void`
  `set(int index, String category, double value)`
  Replaces the value at the specific index in the series.
  `XYSeries`
  `toXYSeries()`
  Transforms the category series to an XY series.

  ### Methods inherited from class Object

  `clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### CategorySeries

    public CategorySeries(String title)

    Builds a new category series.

    ###### Parameters

    - `title`: the series title

- ## Method Details

  - ### getTitle

    public String getTitle()

    Returns the series title.

    ###### Returns

    the series title

  - ### add

    public void add(double value)

    Adds a new value to the series

    ###### Parameters

    - `value`: the new value

  - ### add

    public void add(String category, double value)

    Adds a new value to the series.

    ###### Parameters

    - `category`: the category

    - `value`: the new value

  - ### set

    public void set(int index, String category, double value)

    Replaces the value at the specific index in the series.

    ###### Parameters

    - `index`: the index in the series

    - `category`: the category

    - `value`: the new value

  - ### remove

    public void remove(int index)

    Removes an existing value from the series.

    ###### Parameters

    - `index`: the index in the series of the value to remove

  - ### clear

    public void clear()
    Removes all the existing values from the series.

  - ### getValue

    public double getValue(int index)

    Returns the value at the specified index.

    ###### Parameters

    - `index`: the index

    ###### Returns

    the value at the index

  - ### getCategory

    public String getCategory(int index)

    Returns the category name at the specified index.

    ###### Parameters

    - `index`: the index

    ###### Returns

    the category name at the index

  - ### getItemCount

    public int getItemCount()

    Returns the series item count.

    ###### Returns

    the series item count

  - ### toXYSeries

    public XYSeries toXYSeries()

    Transforms the category series to an XY series.

    ###### Returns

    the XY series