import type { EngineEvent, EngineEventType } from '../types';
type Handler<T = unknown> = (event: EngineEvent<T>) => void;
export declare class EventBus {
    private listeners;
    on<T>(type: EngineEventType, handler: Handler<T>): () => void;
    off(type: EngineEventType, handler: Handler): void;
    emit<T>(type: EngineEventType, payload: T): void;
    clear(): void;
}
export {};
//# sourceMappingURL=EventBus.d.ts.map