HotTrackEventArgs Class

Provides data for a chart control’s ChartControl.ObjectHotTracked and ChartControl.ObjectSelected events.

Namespace: DevExpress.XtraCharts

Assembly: DevExpress.XtraCharts.v18.1.dll

Declaration

C#

public class HotTrackEventArgs :
    EventArgs

VB.NET

Public Class HotTrackEventArgs
    Inherits EventArgs

Related API Members

HotTrackEventArgs is the data class for the following events:

Library	Related API Members
WinForms Controls	ChartControl.ObjectHotTracked
	ChartControl.ObjectSelected
ASP.NET Web Forms Controls	WebChartControl.ObjectSelected

Remarks

The HotTrackEventArgs class represents an argument for the ChartControl.ObjectHotTracked and ChartControl.ObjectSelected events of a chart control.

Instances of the HotTrackEventArgs class with appropriate settings are automatically created and passed to the corresponding event handlers.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the HotTrackEventArgs class.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-integrate-a-charting-module-example-solution-e4636/CS/InventoryChart_4/Form1.cs#L27

private void inventoryChart_ObjectSelected(object sender, DevExpress.XtraCharts.HotTrackEventArgs e)
{

how-to-customize-the-chart-wizard-e1660/CS/CustomChartTypeUserControl.cs#L37

private void chartControl1_ObjectHotTracked(object sender, HotTrackEventArgs e) {
    e.Cancel = true;

how-to-implement-custom-hot-tracking-and-selection-e1947/CS/WindowsApplication3/Form1.cs#L12

private void chartControl1_ObjectHotTracked(object sender, HotTrackEventArgs e) {
    // Display the object's type.

how-to-mediate-a-pair-of-bridged-chart-and-pivot-grid-with-a-filter-control-e2597/CS/Form1.cs#L169

#region DrillDownFeature
private void chartControl1_ObjectHotTracked(object sender, HotTrackEventArgs e) {
    if (e.HitInfo.SeriesPoint != null)

how-to-highlight-pivot-cells-that-correspond-to-a-series-point-under-the-mouse-pointer-e2929/CS/WindowsApplication53/Form1.cs#L50

Point hotTrackPoint = new Point(-1, -1);
private void chartControl1_ObjectHotTracked(object sender, DevExpress.XtraCharts.HotTrackEventArgs e)
{

VB.NET

how-to-integrate-a-charting-module-example-solution-e4636/VB/InventoryChart_4/Form1.vb#L25

Private Sub inventoryChart_ObjectSelected(ByVal sender As Object, ByVal e As DevExpress.XtraCharts.HotTrackEventArgs) Handles inventoryChart.ObjectSelected
    If e.HitInfo.InSeries AndAlso TypeOf e.AdditionalObject Is SeriesPoint Then

how-to-customize-the-chart-wizard-e1660/VB/CustomChartTypeUserControl.vb#L38

Private Sub chartControl1_ObjectHotTracked(ByVal sender As Object, ByVal e As HotTrackEventArgs) Handles chartControl1.ObjectHotTracked
    e.Cancel = True

how-to-implement-custom-hot-tracking-and-selection-e1947/VB/WindowsApplication3/Form1.vb#L14

Private Sub chartControl1_ObjectHotTracked(ByVal sender As Object, ByVal e As HotTrackEventArgs) Handles chartControl1.ObjectHotTracked
    ' Display the object's type.

how-to-mediate-a-pair-of-bridged-chart-and-pivot-grid-with-a-filter-control-e2597/VB/Form1.vb#L172

#Region "DrillDownFeature"
Private Sub chartControl1_ObjectHotTracked(ByVal sender As Object, ByVal e As HotTrackEventArgs) Handles chartControl1.ObjectHotTracked
    If e.HitInfo.SeriesPoint IsNot Nothing Then

how-to-highlight-pivot-cells-that-correspond-to-a-series-point-under-the-mouse-pointer-e2929/VB/WindowsApplication53/Form1.vb#L46

Private hotTrackPoint As New Point(-1, -1)
Private Sub chartControl1_ObjectHotTracked(ByVal sender As Object, ByVal e As DevExpress.XtraCharts.HotTrackEventArgs) Handles chartControl1.ObjectHotTracked
    Dim point As SeriesPoint = TryCast(e.AdditionalObject, SeriesPoint)

Inheritance

Object

EventArgs

HotTrackEventArgs