/**
 * Shared timepicker option generation utilities.
 * Used by both Elements and React implementations.
 * Only framework-agnostic functions belong here.
 */
/**
 * Converts a step value in seconds to a step value in minutes.
 * Defaults to 1 if step is null/undefined/zero.
 */
export declare const getMinuteStep: (stepSeconds?: number | null) => number;
/**
 * Returns an array of valid hour values (0–23) based on min/max constraints.
 * min and max should be HH:MM strings; invalid/missing values fall back to 0 and 23.
 */
export declare const getHourOptions: (min?: string | number | null, max?: string | number | null) => number[];
/**
 * Returns an array of valid minute values based on step constraints.
 */
export declare const getMinuteOptions: (stepSeconds?: number | null) => number[];