/**
 * 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 { OnDestroy } from '@angular/core';
import { Store } from '@ngrx/store';
import { NsConfigKey, NsConfigService } from 'ng-stalk/core/config';
import { MagFrameState } from 'ng-stalk/core/frame-store';
import { BehaviorSubject } from 'rxjs';
import * as i0 from "@angular/core";
interface SpaceData {
    id: string;
    height: number;
    tag?: string;
}
export declare class NsSpaceService implements OnDestroy {
    nsConfigService: NsConfigService;
    private store;
    readonly _nsModuleName: NsConfigKey;
    nsDebug: boolean;
    private destroy$;
    groupChanges: Map<string, BehaviorSubject<number>>;
    groupAndData: Map<string, SpaceData[]>;
    groupStream$: BehaviorSubject<Map<string, number>>;
    constructor(nsConfigService: NsConfigService, store: Store<MagFrameState>);
    register(group: string, itemId: string, height: number, tag?: string): void;
    private updateGroupSubjects;
    onGroupChanges(): BehaviorSubject<Map<string, number>>;
    unregister(group: string, itemId: string): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NsSpaceService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NsSpaceService>;
}
export {};