import type { TraceSpan } from "../../../lib/trace/types.js";
export interface SpanGraphProps {
    root: TraceSpan;
    selectedId: string | null;
    onSelect: (id: string) => void;
    /** Max spans before the honest "too large" state renders. Default 200. */
    nodeCap?: number;
    className?: string;
    "aria-label"?: string;
}
/**
 * SpanGraph — a deterministic, dependency-free SVG rendering of the trace as a
 * layered agent graph (depth = distance from root, order = index within
 * depth). Edges follow parent/call order; the root→selected path is
 * highlighted. Over `nodeCap` spans it renders an honest "too large" state
 * instead of an unreadable hairball. No layout lib (elkjs/d3) — SVG-pure by
 * ADR D4. Nodes are focusable buttons; selection is controlled.
 */
export declare function SpanGraph({ root, selectedId, onSelect, nodeCap, className, "aria-label": ariaLabel, }: SpanGraphProps): import("react").JSX.Element;