import { DateRangePickerProps } from './interfaces';
/**
 * Appends a time zone offset to a date string, replacing any existing timezone information.
 */
export declare function setTimeOffset(value: DateRangePickerProps.Value | null, timeOffset: {
  startDate?: number;
  endDate?: number;
}): DateRangePickerProps.Value | null;
/**
 * Re-formats an absolute date range so that it is expressed using the
 * target time offset. The returned value still represents the same range
 * in time, but contains no visible offset.
 */
export declare function shiftTimeOffset(value: null | DateRangePickerProps.Value, timeOffset: {
  startDate?: number;
  endDate?: number;
}): DateRangePickerProps.Value | null;
export type NormalizedTimeOffset = {
  startDate: number;
  endDate: number;
} | {
  startDate: undefined;
  endDate: undefined;
};
export declare function normalizeTimeOffset(value: null | DateRangePickerProps.Value, getTimeOffset?: DateRangePickerProps.GetTimeOffsetFunction, timeOffset?: number): NormalizedTimeOffset;