Struct Chart 

pub struct Chart(/* private fields */);

A chart component for data visualization.

Supports line charts (braille rendering with shared axes), vertical bar charts, horizontal bar charts, area charts (filled line), and scatter plots with multiple data series, threshold lines, logarithmic scaling, smart tick labels, LTTB downsampling, and manual Y-axis scaling.

Key Bindings

• Tab — Cycle to next series
• BackTab — Cycle to previous series
• Left / h — Move crosshair cursor left
• Right / l — Move crosshair cursor right
• Home — Move crosshair cursor to start
• End — Move crosshair cursor to end
• c — Toggle crosshair cursor visibility
• g — Toggle grid line visibility

Trait Implementations

impl Component for Chart

type State = ChartState

The component’s internal state type.

type Message = ChartMessage

Messages this component can receive.

type Output = ChartOutput

Messages this component can emit to its parent.

fn init() -> Self::State

Initialize the component state.

fn handle_event( _state: &Self::State, event: &Event, ctx: &EventContext, ) -> Option<Self::Message>

Maps an input event to a component message.

fn update(state: &mut Self::State, msg: Self::Message) -> Option<Self::Output>

Update component state based on a message.

fn view(state: &Self::State, ctx: &mut RenderContext<'_, '_>)

Render the component to the given area.

fn traced_view(state: &Self::State, ctx: &mut RenderContext<'_, '_>)

Renders the component with optional tracing instrumentation.

fn dispatch_event( state: &mut Self::State, event: &Event, ctx: &EventContext, ) -> Option<Self::Output>

Dispatches an event by mapping it to a message and updating state.