import { BarChartTranslations } from '../shared/translations';
import { BarChartUnit, BarProps, MaxScaleValue, ScaleTickCount } from '../shared/types';
export declare const calculatePercent: ({ value, total, }: {
    value: number;
    total: number;
}) => number;
export declare const calculateBarWidth: ({ value, maxScaleValue, }: {
    value: number;
    maxScaleValue: MaxScaleValue;
}) => number;
/**
 * Formats a numeric value with optional unit for bar chart labels.
 */
export declare const formatValueWithUnit: ({ value, unit, locale, }: {
    value: number;
    unit: string;
    locale?: string;
}) => string;
export declare const formatNumberUnitCompact: ({ num, locale, }: {
    num: number;
    locale?: string;
}) => string;
/**
 * Sort bars based on sortBy and order configuration
 */
export declare const sortBars: <T extends BarProps>({ bars, sortBy, order, }: {
    bars: T[];
    sortBy: "label" | "value" | "none";
    order: "ascending" | "descending";
}) => T[];
/**
 * Returns the accessibility summary for a bar row. The summary is used as aria-label on the row's link/button when interactive, or as screenreader-only text when not. Summaries come from stackedBarSummary (stacked rows) or singleValueBarSummary (single-value rows), with default implementations when not overridden.
 */
export declare const getValuesSummary: ({ seriesOneValue, seriesTwoValue, unit, categoryLabel, translations, }: Pick<BarProps, "seriesOneValue" | "seriesTwoValue" | "categoryLabel"> & Required<Pick<BarChartUnit, "unit">> & {
    translations: BarChartTranslations;
}) => string;
/**
 * Calculates the value for a given label position (scale min is always 0).
 */
export declare const getLabel: ({ tickCount, labelIndex, maxScaleValue, }: {
    tickCount: ScaleTickCount;
    labelIndex: number;
    maxScaleValue: MaxScaleValue;
}) => number;
/**
 * Calculates the percentage position for a given value within 0–maxScaleValue range.
 * Returns a value between 0 and 100 representing the position percentage.
 */
export declare const calculatePositionPercent: ({ value, maxScaleValue, }: {
    value: number;
    maxScaleValue: MaxScaleValue;
}) => number;
/**
 * Generates a stable key for a bar row (for React list keys).
 */
export declare const getBarRowKey: (bar: Pick<BarProps, "categoryLabel" | "seriesOneValue" | "seriesTwoValue">, index: number) => string;