Trait ChartTooltipRenderer 

pub trait ChartTooltipRenderer {
    // Required method
    fn draw_tooltip(&self, cx: &mut Cx, config: &ChartConfig<'_>, pos: Vec2);
}

Renders a tooltip’s content

Implement this trait to render the elements that are shown inside a tooltip. The tooltip’s background and current element indicator (small triangle) are not rendered by this function.

See ChartTooltipConfig for comments about size and other settings for tooltips.

Required Methods

fn draw_tooltip(&self, cx: &mut Cx, config: &ChartConfig<'_>, pos: Vec2)

Draw the tooltip’s content

Use pos to position the elements that need to be rendered.

TODO(Hernan): Add support for boxes and other layout mechanisms.

Implementors