import { LegendBlock, TextOptions } from './types';
import { Goal, Target } from '../WaterfallChart';
type Improvement = "increase" | "decrease";
interface BuildLegendBlocksParams {
    actionsTotalValue: number | null;
    improvement: Improvement;
    target?: Target;
    goal?: Goal;
    unit?: string;
    color?: string;
    textOptions?: TextOptions;
    precision?: number;
    valueFormatterFn?: (value: number, precision?: number) => string;
}
export declare const useBuildLegendBlocks: (params: BuildLegendBlocksParams) => LegendBlock[];
export {};