import { ElementRef, OnInit } from '@angular/core';
import * as i0 from "@angular/core";
export declare class EcabsDigitsOnlyDirective implements OnInit {
    el: ElementRef;
    digitsOnly: boolean;
    allowHyphen: boolean;
    allowRange: boolean;
    decimal?: boolean;
    decimalSeparator?: string;
    unit?: number;
    inputElement: HTMLInputElement;
    minus: string;
    minusCounter: number;
    regex: RegExp;
    rangeRegex?: RegExp;
    private decimalCounter;
    private readonly navigationKeys;
    constructor(el: ElementRef);
    onKeyDown(e: KeyboardEvent): void;
    onKeyUp(): void;
    onPaste(event: ClipboardEvent): void;
    onWheel(event: Event): void;
    ngOnInit(): void;
    private pasteData;
    private sanitizeInput;
    private sanitizeRange;
    private keepFirstSeparator;
    private applyMaxLength;
    private escapeRegExp;
    private isMinusAllowed;
    private hasRangeSeparator;
    private isCaretAtStart;
    private hasDigitBeforeCaret;
    private isPartialRange;
    private isPartialNegative;
    static ɵfac: i0.ɵɵFactoryDeclaration<EcabsDigitsOnlyDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<EcabsDigitsOnlyDirective, "[ecabsDigitsOnly]", never, { "digitsOnly": { "alias": "digitsOnly"; "required": false; }; "allowHyphen": { "alias": "allowHyphen"; "required": false; }; "allowRange": { "alias": "allowRange"; "required": false; }; "decimal": { "alias": "decimal"; "required": false; }; "decimalSeparator": { "alias": "decimalSeparator"; "required": false; }; "unit": { "alias": "unit"; "required": false; }; }, {}, never, never, false, never>;
}