## OneColorGradient(*[GradientStyle](../../gradientstyle/), [GradientVariant](../../gradientvariant/), double*) {#Onecolorgradient} Sets the specified fill to a One-color gradient. ```csharp public......Sets the specified fill to a one-color gradient. ```csharp public...Rectangle, 80, 80); // Apply One-color gradient fill to the shape...