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Xceed Chart for WinForms v4.4 Documentation
Xceed.Chart.Core.v4.4 Assembly / Xceed.Chart.Core Namespace / DataCursorTool Class / DataCursorChange Event
Example


In This Topic
    DataCursorChange Event
    In This Topic
    This event is triggered when data cursor synchronization occurs.
    Syntax
    'Declaration
 
Public Event DataCursorChange As EventHandler
    'Usage
 
Dim instance As DataCursorTool
Dim handler As EventHandler
 
AddHandler instance.DataCursorChange, handler
    public event EventHandler DataCursorChange
    Remarks
    The event args object is of type DataCursorToolEventArgs containing the mouse coordinates expressed in the coordinate system of the selected horizontal and vertical axes.
    Example
    The following example shows how to track the mouse position in axis coordinates: 
    Dim dataCursorTool As DataCursorTool =  New DataCursorTool() 
AddHandler dataCursorTool.DataCursorChange, AddressOf OnDataCursorChange
dataCursorTool.DataCursorMode = DataCursorMode.MouseMove
ChartControl.InteractivityOperations.Add(dataCursorTool)
 
Private  Sub OnDataCursorChange(ByVal sender As Object, ByVal eventargs As EventArgs)
   Dim dcea As DataCusorToolEventArgs = CType(eventargs, DataCusorToolEventArgs)

   XAxisTextBox.Text = dcea.HorizontalAxisValue.ToString("0.00")
   YAxisTextBox.Text = dcea.VerticalAxisValue.ToString("0.00")
End Sub
    DataCursorTool dataCursorTool = new DataCursorTool();
dataCursorTool.DataCursorChange += new EventHandler(OnDataCursorChange);
dataCursorTool.DataCursorMode = DataCursorMode.MouseMove;
ChartControl.InteractivityOperations.Add(dataCursorTool);

 private void OnDataCursorChange(object sender, EventArgs eventargs)
 {
   DataCusorToolEventArgs dcea = (DataCusorToolEventArgs)eventargs;

   XAxisTextBox.Text = dcea.HorizontalAxisValue.ToString("0.00");
   YAxisTextBox.Text = dcea.VerticalAxisValue.ToString("0.00");
 }
    Requirements

    Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also

    Reference

    DataCursorTool Class
    DataCursorTool Members

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