import { Concept } from "../model/Agent.js";
import { TrackerBar } from "./TrackerBar.js";
/**
 * The tracker bars the library knows, the T-100 first as the usual one.
 * @category Systems and emulation
 */
export declare const trackerBars: readonly TrackerBar[];
/**
 * The bar of a system the type vocabulary knows, from its concept.
 * @category Systems and emulation
 */
export declare const trackerBarOf: (system: Concept | undefined) => TrackerBar | undefined;
/**
 * The bar a copy is read by where it names no system of its own: every
 * copy was read by the T-100's before the systems were told apart, and
 * `reservationsAbout` reports a copy that still relies on this.
 * @category Systems and emulation
 */
export declare const defaultTrackerBar: TrackerBar;