import type { CodeSegment, KeystrokeEvent, ResolvedConfig, SupportedLanguage } from '../types.js';
export interface BuildTimelineOptions {
    segments: CodeSegment[];
    config: ResolvedConfig;
    language: SupportedLanguage;
    maxDurationMs?: number;
}
export declare function buildTimeline(opts: BuildTimelineOptions): KeystrokeEvent[];
export declare function getTotalDurationMs(events: KeystrokeEvent[]): number;
export declare function getPayoffTimestamp(events: KeystrokeEvent[]): number;