Gets or sets the background image of a legend.
Assembly: System.Web.DataVisualization (in System.Web.DataVisualization.dll)
This property defines a path to a background image for a Chart legend, and can be an absolute or relative URL.
You can also specify one of the colors displayed by the image as "transparent", by setting the BackImageTransparentColor property.
An image can originate from any valid graphics file supported by .NET Framework, including icons.
Background images take precedence over other background properties such as gradient color.
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