import { Observable } from 'rxjs';
import { LabelPosition } from './form.types';
export declare class FormDirective {
    private labelWidth$$;
    private labelPostion$$;
    private emptyAddon$$;
    labelWidth: string;
    labelPosition: LabelPosition;
    emptyAddon: boolean;
    inline: boolean;
    labelWidth$: Observable<string>;
    labelPostion$: Observable<LabelPosition>;
    emptyAddon$: Observable<boolean>;
}