import { BehaviorSubject } from 'rxjs';
import { ChartOptions } from 'chart.js';
export declare class ThemeService {
    private pColorschemesOptions;
    colorschemesOptions: BehaviorSubject<ChartOptions>;
    constructor();
    setColorschemesOptions(options: ChartOptions): void;
    getColorschemesOptions(): ChartOptions;
}