import { inputConfigs } from './types';
import { BehaviorSubject } from 'rxjs';
import * as i0 from "@angular/core";
export declare class NgxInputNumberService {
    private readonly config;
    changeEvent: BehaviorSubject<boolean>;
    groupSeparator: string;
    radixPoint: string;
    lblKeyInvalid: string;
    negative: any;
    max: number;
    decimals: number;
    constructor(config: inputConfigs | null);
    onChangeParams(config: inputConfigs): void;
    getChangeEvent(): BehaviorSubject<boolean>;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgxInputNumberService, [{ optional: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NgxInputNumberService>;
}