<GradientStop .../> describes the location and Color of the transitional point in a gradient. It is used by RadialGradientBrush and LinearGradientBrush.
Attributes
Color (optional)
Describes the color of the transitional point in a gradient. The Color may be predefined in the Color class (see Appendix G) or described as a Color element. The default value is transparent.
Offset (optional)
This Double value represents the stop location in a gradient vector.