export declare const SLIDER_PAGE_STEP_MULTIPLIER = 10;
export type NumericRange = {
    lowerBound: number;
    upperBound: number;
    step: number;
    clamp: (value: number) => number;
    ratioFor: (value: number) => number;
    valueFromRatio: (ratio: number) => number;
};
/** Normalizes numeric-control bounds and step values into a stable interaction model. */
export declare function createNumericRange(min: number, max: number, step: number): NumericRange;
/**
 * Maps WAI-ARIA slider keys onto a stepped value.
 *
 * @returns `undefined` when the key is not part of the slider model.
 */
export declare function valueFromSliderKey(range: NumericRange, current: number, key: string): number | undefined;