Class CategoryAxis

An axis that displays categories.

Inheritance
System.Object
DependencyObject
UIElement
FrameworkElement
Control
Axis
DisplayAxis
CategoryAxis
Inherited Members
System.Windows.FrameworkElement.RegisterName(System.String, System.Object)
System.Windows.FrameworkElement.UnregisterName(System.String)
Namespace: System.Windows.Controls.DataVisualization.Charting
Assembly: Controls.DataVisualization.OpenSilver.dll
Syntax
public class CategoryAxis : DisplayAxis, IRequireSeriesHost, ICategoryAxis, IAxis, IDataConsumer

Constructors

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CategoryAxis()

Instantiates a new instance of the CategoryAxis class.

Declaration
public CategoryAxis()

Fields

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SortOrderProperty

Identifies the SortOrder dependency property.

Declaration
public static readonly DependencyProperty SortOrderProperty
Field Value
Type Description
DependencyProperty

Properties

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SortOrder

Gets or sets the sort order used for the categories.

Declaration
public CategorySortOrder SortOrder { get; set; }
Property Value
Type Description
CategorySortOrder

Methods

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CanPlot(Object)

Returns a value indicating whether a value can be plotted on the axis.

Declaration
public override bool CanPlot(object value)
Parameters
Type Name Description
System.Object value

A value which may or may not be able to be plotted.
Returns
Type Description
System.Boolean

A value indicating whether a value can be plotted on the axis.
Overrides
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DataChanged(IDataProvider, IEnumerable<Object>)

Updates the categories in response to an update from a registered axis data provider.

Declaration
public void DataChanged(IDataProvider dataProvider, IEnumerable<object> data)
Parameters
Type Name Description
IDataProvider dataProvider

The category axis information provider.
System.Collections.Generic.IEnumerable<System.Object> data

A sequence of categories.
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GetCategoryAtPosition(UnitValue)

Returns the category at a given coordinate.

Declaration
public object GetCategoryAtPosition(UnitValue position)
Parameters
Type Name Description
UnitValue position

The plot area position.
Returns
Type Description
System.Object

The category at the given plot area position.
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GetMajorGridLineCoordinates(Size)

Returns the major axis grid line coordinates.

Declaration
protected override IEnumerable<UnitValue> GetMajorGridLineCoordinates(Size availableSize)
Parameters
Type Name Description
Size availableSize

The available size.
Returns
Type Description
System.Collections.Generic.IEnumerable<UnitValue>

A sequence of the major grid line coordinates.
Overrides
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GetPlotAreaCoordinate(Object)

The plot area coordinate of a value.

Declaration
public override UnitValue GetPlotAreaCoordinate(object value)
Parameters
Type Name Description
System.Object value

The value for which to retrieve the plot area coordinate.
Returns
Type Description
UnitValue

The plot area coordinate.
Overrides
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GetPlotAreaCoordinateRange(Object)

Returns range of coordinates for a given category.

Declaration
public Range<UnitValue> GetPlotAreaCoordinateRange(object category)
Parameters
Type Name Description
System.Object category

The category to return the range for.
Returns
Type Description
Range<UnitValue>

The range of coordinates corresponding to the category.
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OnObjectRegistered(IAxisListener)

Updates categories when a series is registered.

Declaration
protected override void OnObjectRegistered(IAxisListener series)
Parameters
Type Name Description
IAxisListener series

The series to be registered.
Overrides
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OnObjectUnregistered(IAxisListener)

Updates categories when a series is unregistered.

Declaration
protected override void OnObjectUnregistered(IAxisListener series)
Parameters
Type Name Description
IAxisListener series

The series to be unregistered.
Overrides
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Render(Size)

Renders the axis labels, tick marks, and other visual elements.

Declaration
protected override void Render(Size availableSize)
Parameters
Type Name Description
Size availableSize

The available size.
Overrides

Implements

Extension Methods