/**
 * 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 { Overlay } from '@angular/cdk/overlay';
import { VtsSafeAny } from '@ui-vts-kit/ng-vts/core/types';
import { VtsDrawerOptions, VtsDrawerOptionsOfComponent } from './drawer-options';
import { VtsDrawerRef } from './drawer-ref';
import * as i0 from "@angular/core";
export declare class DrawerBuilderForService<T, R> {
    private overlay;
    private options;
    private drawerRef;
    private overlayRef;
    private unsubscribe$;
    constructor(overlay: Overlay, options: VtsDrawerOptions);
    getInstance(): VtsDrawerRef<T, R>;
    updateOptions(options: VtsDrawerOptionsOfComponent): void;
}
export declare class VtsDrawerService {
    private overlay;
    constructor(overlay: Overlay);
    create<T = VtsSafeAny, D = undefined, R = VtsSafeAny>(options: VtsDrawerOptions<T, D extends undefined ? {} : D>): VtsDrawerRef<T, R>;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsDrawerService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<VtsDrawerService>;
}