pub fn draw_colorbar<DB: DrawingBackend>(
area: &DrawingArea<DB, Shift>,
colormap: &GradientColorMap,
norm: &Normalization,
ticks: usize,
) -> Result<(), Box<dyn Error>>where
DB::ErrorType: 'static,Expand description
Draw a vertical colorbar filling the left edge of area, with a handful of
tick labels to its right. steps controls the gradient resolution.