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Gets or sets the radius of the start circle that defines the beginning of the gradient, as a fraction of the normalized diagonal. The normalized diagonal length is calculated as sqrt(width² + height²) / sqrt(2).
This property only has effect if the RadiusOfEndCircle property is set.
The default is 0.
public float RadiusOfStartCircle { get; set; }
Public Property RadiusOfStartCircle As Single