import { IRadialAccessors } from "./accessors/radial-accessors";
import { ChartAssist } from "../../core/chart-assists/chart-assist";
import { IChartAssistSeries, IChartSeries } from "../../core/common/types";
/**
 * Pre-processing function for Pie and Donut chart renderers.
 *
 * @param {IChartSeries<IAccessors>[]} seriesSet incoming data series set
 * @param {(series: IChartSeries<IAccessors>) => boolean} isVisible visibility accessor function
 * @returns {IChartSeries<IAccessors>[]}
 */
export declare function radialPreprocessor(seriesSet: IChartSeries<IRadialAccessors>[], isVisible: (series: IChartSeries<IRadialAccessors>) => boolean): IChartSeries<IRadialAccessors>[];
export declare function radial(this: ChartAssist, chartSeriesSet: IChartAssistSeries<IRadialAccessors>[]): IChartSeries<IRadialAccessors>[];