import { AfterViewInit, ElementRef, OnDestroy } from '@angular/core';
import { NgControl } from '@angular/forms';
import * as i0 from "@angular/core";
export interface AutoSizeValue {
    minRows: number;
    maxRows?: number;
}
/**
 * Directive to automatically resize a textarea to fit its content.
 */
export declare class AutosizeDirective implements AfterViewInit, OnDestroy {
    private readonly elRef;
    private readonly ngControl;
    private _autoSize;
    private readonly destroy$$;
    get autoSize(): AutoSizeValue | "";
    set autoSize(value: AutoSizeValue | '');
    constructor(elRef: ElementRef<HTMLTextAreaElement>, ngControl: NgControl);
    resizeTextarea(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<AutosizeDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<AutosizeDirective, "textarea[autosize][ngModel],textarea[autosize][formControl],textarea[autosize][formControlName]", ["TextareaAutosize"], { "autoSize": { "alias": "autosize"; "required": false; }; }, {}, never, never, true, never>;
}