public abstract class PolarSeries : ChartSeries, IDatapointSelectionDependent, ITooltipDependent, IDataTemplateDependent, IDrawCustomLegendIcon, IMarkerDependent

Constructors

PolarSeries()

Initializes a new instance of the PolarSeries

Declaration

public PolarSeries()

Fields

DataLabelSettingsProperty

Identifies the DataLabelSettings bindable property.

Declaration

public static readonly BindableProperty DataLabelSettingsProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The DataLabelSettings property helps to customize the data labels in the polar series.

IsClosedProperty

Identifies the IsClosed bindable property.

Declaration

public static readonly BindableProperty IsClosedProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The IsClosed property indicating whether the area path for the polar series should be closed or opened.

LabelProperty

Identifies the Label bindable property.

Declaration

public static readonly BindableProperty LabelProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The Label property represents the label that will be displayed in the associated legend item.

MarkerSettingsProperty

Identifies the MarkerSettings bindable property.

Declaration

public static readonly BindableProperty MarkerSettingsProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The MarkerSettings property allows customization of the series markers.

ShowMarkersProperty

Identifies the ShowMarkers bindable property.

Declaration

public static readonly BindableProperty ShowMarkersProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The ShowMarkers property determines whether markers are displayed on the chart points.

StrokeDashArrayProperty

Identifies the StrokeDashArray bindable property.

Declaration

public static readonly BindableProperty StrokeDashArrayProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The StrokeDashArray property specifies customization of the stroke patterns in the series.

StrokeWidthProperty

Identifies the StrokeWidth bindable property.

Declaration

public static readonly BindableProperty StrokeWidthProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The StrokeWidth property indicates the thickness of stroke.

YBindingPathProperty

Identifies the YBindingPath bindable property.

Declaration

public static readonly BindableProperty YBindingPathProperty

Field Value

Type
Microsoft.Maui.Controls.BindableProperty

Remarks

The YBindingPath property specifies the path to the Y-axis for the polar series.

Properties

DataLabelSettings

Gets or sets a value to customize the appearance of the displaying data labels in the polar series.

Declaration

public PolarDataLabelSettings DataLabelSettings { get; set; }

Property Value

Type	Description
PolarDataLabelSettings	It takes the PolarDataLabelSettings.

Remarks

This allows us to change the look of the displaying labels' content, and appearance at the data point.

    <chart:SfPolarChart>

          <chart:SfPolarChart.PrimaryAxis>
              <chart:NumericalAxis/>
          </chart:SfPolarChart.PrimaryAxis>

          <chart:SfPolarChart.SecondaryAxis>
              <chart:NumericalAxis/>
          </chart:SfPolarChart.SecondaryAxis>

              <chart:PolarAreaSeries ItemsSource="{Binding Data}"
                                     XBindingPath="XValue"
                                     YBindingPath="YValue"
                                     ShowDataLabels="True">
                   <chart:PolarAreaSeries.DataLabelSettings>
                        <chart:PolarDataLabelSettings LabelPlacement="Inner"/>
                   </chart:PolarAreaSeries.DataLabelSettings>
              </chart:PolarAreaSeries> 

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();

    NumericalAxis primaryAxis = new NumericalAxis();
    NumericalAxis secondaryAxis = new NumericalAxis();

    chart.PrimaryAxis = primaryAxis;
    chart.SecondaryAxis = secondaryAxis;

    PolarAreaSeries series = new PolarAreaSeries();
    series.ItemsSource = viewModel.Data;
    series.XBindingPath = "XValue";
    series.YBindingPath = "YValue";
    series.ShowDataLabels = "True";

    series.DataLabelSettings = new PolarDataLabelSettings()
    {
        LabelPlacement = DataLabelPlacement.Inner
    };
    chart.Series.Add(series);

IsClosed

Gets or sets a value indicating whether the area path for the polar series should be closed or opened.

Declaration

public bool IsClosed { get; set; }

Property Value

Type	Description
System.Boolean	This property takes the `bool` as its value and its default value is true.

Remarks

If its true, series path will be closed; otherwise opened.

Examples

Xaml
C#

<chart:SfPolarChart>

    <!-- Eliminated for simplicity-->

    <chart:PolarAreaSeries ItemsSource="{Binding Data}" 
                           XBindingPath="XValue"
                           YBindingPath="YValue"
                           IsClosed="False"/>

</chart:SfPolarChart>

SfPolarChart chart = new SfPolarChart();

ViewModel viewModel = new ViewModel();

// Eliminated for simplicity
PolarAreaSeries series = new PolarAreaSeries();
series.ItemsSource = viewModel.Data;
series.XBindingPath = "XValue";
series.YBindingPath = "YValue";
series.IsClosed = false;
chart.Series.Add(series);

Label

Gets or sets a value displayed in the associated legend item.

Declaration

public string Label { get; set; }

Property Value

Type	Description
System.String	It accepts a `string` value, and its default value is `string.Empty`.

Examples

Xaml
C#

    <chart:SfPolarChart>

    <!-- ... Eliminated for simplicity-->

         <chart:PolarAreaSeries ItemsSource="{Binding Data}"
                           XBindingPath="XValue"
                           YBindingPath="YValue"
                           Label = "PolarAreaSeries"/>

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();
    ViewModel viewModel = new ViewModel();

    // Eliminated for simplicity

    PolarAreaSeries polarAreaSeries = new PolarAreaSeries()
    {
          ItemsSource = viewModel.Data,
          XBindingPath = "XValue",
          YBindingPath = "YValue",
          Label = "PolarAreaSeries"
    };

    chart.Series.Add(polarAreaSeries);

MarkerSettings

Gets or sets the option for customize the series markers.

Declaration

public ChartMarkerSettings MarkerSettings { get; set; }

Property Value

Type	Description
ChartMarkerSettings	It accepts ChartMarkerSettings.

Examples

Xaml
C#

    <chart:SfPolarChart>

    <!-- ... Eliminated for simplicity-->

         <chart:PolarAreaSeries ItemsSource="{Binding Data}"
                                XBindingPath="XValue"
                                YBindingPath="YValue"
                                ShowMarkers="True">
              <chart:PolarAreaSeries.MarkerSettings>
                    <chart:ChartMarkerSettings Fill="Red" Height="15" Width="15" />
              </chart:PolarAreaSeries.MarkerSettings>
         </chart:PolarAreaSeries>

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();
    ViewModel viewModel = new ViewModel();

    // Eliminated for simplicity

   ChartMarkerSettings chartMarkerSettings = new ChartMarkerSettings()
    {
       Fill = new SolidColorBrush(Colors.Red),
       Height = 15,
       Width = 15
    };
    PolarAreaSeries series = new PolarAreaSeries()
    {
          ItemsSource = viewModel.Data,
          XBindingPath = "XValue",
          YBindingPath = "YValue",
          ShowMarkers= true,
          MarkerSettings= chartMarkerSettings
    };

    chart.Series.Add(series);

ShowMarkers

Gets or sets the value indicating whether to show markers for the series data point.

Declaration

public bool ShowMarkers { get; set; }

Property Value

Type	Description
System.Boolean	It accepts `bool` values and its default value is false.

Examples

Xaml
C#

    <chart:SfPolarChart>

    <!-- ... Eliminated for simplicity-->

         <chart:PolarAreaSeries ItemsSource="{Binding Data}"
                                XBindingPath="XValue"
                                YBindingPath="YValue"
                                ShowMarkers="True"/>

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();
    ViewModel viewModel = new ViewModel();

    // Eliminated for simplicity

    PolarAreaSeries series = new PolarAreaSeries()
    {
          ItemsSource = viewModel.Data,
          XBindingPath = "XValue",
          YBindingPath = "YValue",
          ShowMarkers= true
    };

    chart.Series.Add(series);

StrokeDashArray

Gets or sets the stroke dash array to customize the appearance of stroke.

Declaration

public DoubleCollection StrokeDashArray { get; set; }

Property Value

Type	Description
Microsoft.Maui.Controls.DoubleCollection	It accepts the Microsoft.Maui.Controls.DoubleCollection value and the default value is null.

Examples

Xaml
C#

    <chart:SfPolarChart>

    <!-- ... Eliminated for simplicity-->

         <chart:PolarLineSeries ItemsSource="{Binding Data}"
                                XBindingPath="XValue"
                                YBindingPath="YValue"
                                StrokeDashArray="5,3"
                                Stroke = "Red" />

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();
    ViewModel viewModel = new ViewModel();

    // Eliminated for simplicity

    DoubleCollection doubleCollection = new DoubleCollection();
    doubleCollection.Add(5);
    doubleCollection.Add(3);
    PolarLineSeries series = new PolarLineSeries()
    {
          ItemsSource = viewModel.Data,
          XBindingPath = "XValue",
          YBindingPath = "YValue",
          StrokeDashArray = doubleCollection,
          Stroke = new SolidColorBrush(Colors.Red)
    };

    chart.Series.Add(series);

StrokeWidth

Gets or sets a value to specify the stroke width of a chart series.

Declaration

public double StrokeWidth { get; set; }

Property Value

Type	Description
System.Double	It accepts `double` values, and its default value is 2.

Remarks

The value needs to be greater than zero.

Examples

Xaml
C#

    <chart:SfPolarChart>

    <!-- ... Eliminated for simplicity-->

         <chart:PolarLineSeries ItemsSource="{Binding Data}"
                                XBindingPath="XValue"
                                YBindingPath="YValue"
                                StrokeWidth = "3" />

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();
    ViewModel viewModel = new ViewModel();

    // Eliminated for simplicity

    PolarLineSeries series = new PolarLineSeries()
    {
          ItemsSource = viewModel.Data,
          XBindingPath = "XValue",
          YBindingPath = "YValue",
          StrokeWidth = 3
    };

    chart.Series.Add(series);

YBindingPath

Gets or sets a path value on the source object to serve a y value to the series.

Declaration

public string YBindingPath { get; set; }

Property Value

Type	Description
System.String	The `string` that represents the property name for the y plotting data, and its default value is null.

Examples

Xaml
C#

    <chart:SfPolarChart>

    <!-- ... Eliminated for simplicity-->

         <chart:PolarAreaSeries ItemsSource="{Binding Data}"
                                XBindingPath="XValue"
                                YBindingPath="YValue" />

    </chart:SfPolarChart>

    SfPolarChart chart = new SfPolarChart();
    ViewModel viewModel = new ViewModel();

    // Eliminated for simplicity

    PolarAreaSeries polarAreaSeries = new PolarAreaSeries()
    {
          ItemsSource = viewModel.Data,
          XBindingPath = "XValue",
          YBindingPath = "YValue"
    };

    chart.Series.Add(polarAreaSeries);

Methods

DrawMarker(ICanvas, Int32, ShapeType, Rect)

Draws the markers for the polar series at each data point location on the chart.

Declaration

protected virtual void DrawMarker(ICanvas canvas, int index, ShapeType type, Rect rect)

Parameters

Type	Name	Description
Microsoft.Maui.Graphics.ICanvas	canvas
System.Int32	index
ShapeType	type
Microsoft.Maui.Graphics.Rect	rect

GetDataPointIndex(Single, Single)

Retrieves the index of a specific data point within a chart series, typically based on the interaction or coordinates on the chart.

Declaration

public override int GetDataPointIndex(float x, float y)

Parameters

Type	Name	Description
System.Single	x
System.Single	y

Returns

Type
System.Int32

Overrides

ChartSeries.GetDataPointIndex(Single, Single)