Function gdl::diagrams::draw_vertical_gradient_barchart

pub fn draw_vertical_gradient_barchart(
    img: &mut DynamicImage, 
    barchart: &Chart, 
    preset: &str
)

Draw a vertical barchart, where the bars are filled with a gradient.

Arguments

• img - Image to draw the barchart onto.
• barchart - Barchart struct, which contains all data & meta-data about the barchart.
• preset - Preset name for the gradient. Can be: "pinkblue", "pastel_pink", "pastel_mauve", "lemongrass"