import { OnInit, EventEmitter, AfterViewInit } from '@angular/core';
import { FormGroup, FormControl } from '@angular/forms';
import { KeysPipe } from '../../pipes/keys.pipe';
import { Config } from '../../models/config';
export declare class NgOtpInputComponent implements OnInit, AfterViewInit {
    private keysPipe;
    config: Config;
    onInputChange: EventEmitter<string>;
    otpForm: FormGroup;
    inputControls: FormControl[];
    componentKey: string;
    constructor(keysPipe: KeysPipe);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    private getControlName;
    ifLeftArrow(event: any): boolean;
    ifRightArrow(event: any): boolean;
    ifBackspaceOrDelete(event: any): boolean;
    ifKeyCode(event: any, targetCode: any): boolean;
    onKeyUp($event: any, inputIdx: any): void;
    appendKey(id: any): string;
    setSelected(eleId: any): void;
    ifValidEntry(event: any): boolean;
    focusTo(eleId: any): void;
    rebuildValue(): void;
}