/**-----------------------------------------------------------------------------------------
* Copyright © 2026 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { ThemeService } from '../common/theme.service';
import * as i0 from "@angular/core";
/**
 * @hidden
 */
export declare class SankeyThemeService extends ThemeService {
    protected readTheme(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SankeyThemeService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SankeyThemeService>;
}