import { ElementRef, Renderer2 } from '@angular/core';
import * as i0 from "@angular/core";
export declare class TextAreaRowHeightDirective {
    private elem;
    private renderer;
    rows: number;
    heightPerRow: string;
    private minHeightPerRow;
    constructor(elem: ElementRef, renderer: Renderer2);
    ngAfterViewInit(): void;
    private setHeight;
    static ɵfac: i0.ɵɵFactoryDeclaration<TextAreaRowHeightDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<TextAreaRowHeightDirective, "textarea[heightPerRow]", never, { "rows": { "alias": "rows"; "required": false; }; "heightPerRow": { "alias": "heightPerRow"; "required": false; }; }, {}, never, never, false, never>;
}
//# sourceMappingURL=text-area-row-height.directive.d.ts.map