Specifies the control's height (measured in report units).
A Single value representing the height of the control. This value cannot be less than 2 units.
A control's width and height are measured in the units set by the XtraReport.ReportUnit property.
A control's width is specified via the XRControl.WidthF property.
Neither the HeightF nor the XRControl.WidthF property can be set to a value that is less than 2 units.