import { Base, Type } from "igniteui-react-core";
import { IDataLegendSummaryCalculation } from "./IDataLegendSummaryCalculation";
import { DataLegendSummaryResult } from "./DataLegendSummaryResult";
/**
 * @hidden
 */
export declare class DataLegendSummaryCalculationEmpty extends Base implements IDataLegendSummaryCalculation {
    static $t: Type;
    get title(): string;
    calculate(a: number[], b: string): DataLegendSummaryResult;
}