Class FastLineSeries

The FastLineSeries is a special kind of line series that can render a collection with a large number of data points.

Inheritance
System.Object
ChartSeries
CartesianSeries
XYDataSeries
FastLineSeries
Inherited Members
Namespace: Syncfusion.Maui.Toolkit.Charts
Assembly: Syncfusion.Maui.Toolkit.dll
Syntax
public class FastLineSeries : XYDataSeries, IDatapointSelectionDependent, ITooltipDependent, IDataTemplateDependent, IDrawCustomLegendIcon
Remarks

To render a series, create an instance of FastLineSeries class, and add it to the Series collection.

It provides options for Fill, PaletteBrushes, StrokeWidth, StrokeDashArray, and Opacity to customize the appearance.

EnableTooltip - A tooltip displays information while tapping or mouse hovering above a segment. To display the tooltip on a chart, you need to set the EnableTooltip property as true in FastLineSeries class, and also refer TooltipBehavior property.

Data Label - Data labels are used to display values related to a chart segment. To render the data labels, you need to set the ShowDataLabels property as true in FastLineSeries class. To customize the chart data labels alignment, placement, and label styles, you need to create an instance of CartesianDataLabelSettings and set to the DataLabelSettings property.

Animation - To animate the series, set True to the EnableAnimation property.

LegendIcon - To customize the legend icon using the LegendIcon property.

The FastLineSeries does not support empty points.

Examples
    <chart:SfCartesianChart>

          <chart:SfCartesianChart.XAxes>
              <chart:NumericalAxis/>
          </chart:SfCartesianChart.XAxes>

          <chart:SfCartesianChart.YAxes>
              <chart:NumericalAxis/>
          </chart:SfCartesianChart.YAxes>

          <chart:SfCartesianChart.Series>
              <chart:FastLineSeries
                  ItemsSource="{Binding Data}"
                  XBindingPath="XValue"
                  YBindingPath="YValue"/>
          </chart:SfCartesianChart.Series>  

    </chart:SfCartesianChart>

Constructors

FastLineSeries()

Initializes a new instance of the FastLineSeries class.

Declaration
public FastLineSeries()

Fields

EnableAntiAliasingProperty

Identifies the EnableAntiAliasing bindable property.

Declaration
public static readonly BindableProperty EnableAntiAliasingProperty
Field Value
Type
Microsoft.Maui.Controls.BindableProperty
Remarks

The EnableAntiAliasing property indicates whether to enable smooth line drawing in the FastLineSeries.

StrokeDashArrayProperty

Identifies the StrokeDashArray bindable property.

Declaration
public static readonly BindableProperty StrokeDashArrayProperty
Field Value
Type
Microsoft.Maui.Controls.BindableProperty
Remarks

The StrokeDashArray property allows customization of the dash pattern used for the stroke in the FastLineSeries.

Properties

EnableAntiAliasing

Gets or sets a value indicating whether to enable smooth line drawing for FastLineSeries.

Declaration
public bool EnableAntiAliasing { get; set; }
Property Value
Type Description
System.Boolean

It accepts bool values and the default value is false.
Examples
    <chart:SfCartesianChart>

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

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

    </chart:SfCartesianChart>

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
    <chart:SfCartesianChart>

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

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

    </chart:SfCartesianChart>

Methods

CreateSegment()

Creates and initializes a new chart segment for the chart.

Declaration
protected override ChartSegment CreateSegment()
Returns
Type
ChartSegment
Overrides

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 pointX, float pointY)
Parameters
Type Name Description
System.Single pointX
System.Single pointY
Returns
Type
System.Int32
Overrides