Class LineAnnotation

This class is used to add a line annotation to the SfCartesianChart. An instance of this class needs to be added to the Annotations collection.

Inheritance
System.Object
ChartAnnotation
ShapeAnnotation
LineAnnotation
HorizontalLineAnnotation
VerticalLineAnnotation
Inherited Members
Namespace: Syncfusion.Maui.Charts
Assembly: Syncfusion.Maui.Charts.dll
Syntax
public class LineAnnotation : ShapeAnnotation, IThemeElement
Remarks

LineAnnotation is used to draw a line across the chart area.

Examples
<chart:SfCartesianChart.Annotations>
  <chart:LineAnnotation X1="1" Y1="10" X2="4" Y2="20" Text="Line" CoordinateUnit="Axis">
  </chart:LineAnnotation>
</chart:SfCartesianChart.Annotations>

Constructors

LineAnnotation()

Declaration
public LineAnnotation()

Fields

LineCapProperty

Identifies the LineCap bindable property.

Declaration
public static readonly BindableProperty LineCapProperty
Field Value
Type Description
Microsoft.Maui.Controls.BindableProperty

The identifier for LineCap bindable property.

Properties

LineCap

Represents the type of cap for line annotation. Gets or sets the line cap value for the line annotation.

Declaration
public ChartLineCap LineCap { get; set; }
Property Value
Type Description
ChartLineCap

This property takes the ChartLineCap as its value and its default value is None.
Examples
    <chart:SfCartesianChart>

    <!-- ... Eliminated for simplicity-->
    <chart:SfCartesianChart.Annotations>
         <chart:LineAnnotation X1="0" Y1="10" X2="4" Y2="50" LineCap="Arrow"/>
    </chart:SfCartesianChart.Annotations>  

    </chart:SfCartesianChart>

Methods

Draw(ICanvas, RectF)

Declaration
protected override void Draw(ICanvas canvas, RectF dirtyRect)
Parameters
Type Name Description
Microsoft.Maui.Graphics.ICanvas canvas
Microsoft.Maui.Graphics.RectF dirtyRect
Overrides