type EventDeclaration = Record<string, any[]>;
type Handler<T extends EventDeclaration, K extends keyof T> = (...params: T[K]) => void;
/**
 * Basic event broker class. Provides `on`, `off`, and `emit` methods.
 */
export declare class EventEmitter<T extends EventDeclaration, E = keyof T> {
    constructor();
    protected handlers: any;
    protected getHandlers<E extends keyof T>(event: E): Handler<T, E>[];
    emit<E extends keyof T>(event: E, params: T[E]): void;
    on<E extends keyof T>(event: E, f: Handler<T, E>): any;
    on<E extends keyof T>(events: E[], f: Handler<T, E>): any;
    off<E extends keyof T>(event: E, f: Handler<T, E>): any;
    off<E extends keyof T>(events: E[], f: Handler<T, E>): any;
}
export {};