export type EventCallback<T = any> = (data: T) => void;
export interface IEventBus {
    on<T = any>(event: string, callback: EventCallback<T>): void;
    off(event: string, callback: EventCallback): void;
    emit<T = any>(event: string, data?: T): void;
    once<T = any>(event: string, callback: EventCallback<T>): void;
    clear(): void;
}
export interface ComponentEvents {
    'capture-completed': any;
    'ready': boolean;
    'camera-changed': string;
    'detection-updated': any[];
    'state-changed': any;
    'error': Error;
}