import { NgControl } from '@angular/forms';
import * as i0 from "@angular/core";
export declare class PhoneMaskDirective {
    ngControl: NgControl;
    constructor(ngControl: NgControl);
    onModelChange(event: any): void;
    keydownBackspace(event: any): void;
    onInputChange(event: any, backspace: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<PhoneMaskDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<PhoneMaskDirective, "[phoneMask]", never, {}, {}, never, never, true, never>;
}