Class ChartMouseEventArgs

Specifies the event arguments for mouse-related events in the chart.

Inheritance

System.Object

Syncfusion.Blazor.Toolkit.Charts.BaseEventArgs

ChartMouseEventArgs

Namespace: Syncfusion.Blazor.Toolkit.Charts

Assembly: Syncfusion.Blazor.Toolkit.dll

Syntax

public class ChartMouseEventArgs : BaseEventArgs

Remarks

This class provides comprehensive mouse interaction data including coordinates, chart identification, and axis value mappings for the pointer location.

Properties

AxisData

Gets the axis values of the chart component when mouse events are triggered.

Declaration

public Dictionary<string, object> AxisData { get; }

Property Value

Type	Description
System.Collections.Generic.Dictionary<System.String, System.Object>	The collection of axes data where the key is the axis name, and the value is the axis values for the location. The default value is null.

Remarks

This value is read-only and provides information about the axis values for chart interactions.

Examples

<SfChart ChartMouseClick = "MouseClick"> < !--Chart Configuration --> </SfChart> @code { void MouseClick(ChartMouseEventArgs Args) { if (Args.AxisData.TryGetValue("PrimaryXAxis", out object xValue) && Args.AxisData.TryGetValue("PrimaryYAxis", out object yValue)) { AddToDataSource(xValue, yValue); } }

void AddToDataSource(object xValue, object yValue) { // Add the X and Y values to the data source here. } }

ID

Gets the ID of the chart component when mouse events are triggered.

Declaration

public string ID { get; }

Property Value

Type	Description
System.String	The value of the chart component’s id. The default value is chart component’s auto generated id.

Remarks

It is a read only value.

MouseX

Gets or sets the X coordinate of the mouse pointer.

Declaration

public double MouseX { get; set; }

Property Value

Type	Description
System.Double	Accepts the double value.

Remarks

Use this property to retrieve the horizontal position of the mouse pointer relative to the chart.

MouseY

Gets or sets the Y coordinate of the mouse pointer.

Declaration

public double MouseY { get; set; }

Property Value

Type	Description
System.Double	Accepts the double value.

Remarks

Use this property to retrieve the vertical position of the mouse pointer relative to the chart.