/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { Direction, Directionality } from '@angular/cdk/bidi';
import { ElementRef, OnDestroy, OnInit } from '@angular/core';
import { VtsButtonSize } from './button.component';
import * as i0 from "@angular/core";
export declare class VtsButtonGroupComponent implements OnDestroy, OnInit {
    private elementRef;
    private directionality;
    vtsSize: VtsButtonSize;
    dir: Direction;
    private destroy$;
    constructor(elementRef: ElementRef, directionality: Directionality);
    ngOnInit(): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsButtonGroupComponent, [null, { optional: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VtsButtonGroupComponent, "vts-button-group", ["vtsButtonGroup"], { "vtsSize": { "alias": "vtsSize"; "required": false; }; }, {}, never, ["*"], false, never>;
}