Gets or sets the X axis to which an annotation is attached.
Assembly: System.Web.DataVisualization (in System.Web.DataVisualization.dll)
When an annotation is attached to an axis, its X position is always specified in axes coordinates. To also define the size of an annotation in axes coordinates, make sure the IsSizeAlwaysRelative property is set to false.
Set this value to null to disable attachment to the axis.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.