import * as ko from 'knockout';
import { ElementViewModel } from '@devexpress/analytics-core/analytics-elements';
import { ModelSerializer } from '@devexpress/analytics-core/analytics-utils';
import { BandViewModel } from './xrBand';
import { ControlType } from '../controls/utils/_controlTypes';
export declare abstract class SortableBandViewModel extends BandViewModel {
    _level: ko.Observable<number> | ko.Computed<number>;
    level: ko.Observable<number> | ko.Computed<number>;
    maxLevel: ko.Observable<number> | ko.Computed<number>;
    private _initialLevel;
    constructor(band: any, parent: ElementViewModel<ControlType>, serializer?: ModelSerializer);
    getFilteredParentBands(): SortableBandViewModel[];
    protected _reorderLevelsCore(newLevelValue: number): void;
    coerceDefaultLevelValue(newValue: number): number;
    protected getDefaultLevel(): number;
    isPropertyModified(name: string): any;
    getPropertyDefaultValue(propertyName: string): any;
    reorderLevels(maxLevel: number, newValue: number): void;
    updateLevelsOnInsert(maxLevel: number, newValue: number): void;
    private _getInitialLevel;
}