import { addDays, addMonths, addSeconds, addYears, compareAsc, isSameDay, isSameMonth, isSameWeek, isSameYear, isValid, toDate, parseISO, format as DateFnsFormat } from 'date-fns';
import { ChangeMode, DatePickerProps } from './type';
declare function format(...args: Parameters<typeof DateFnsFormat>): string;
declare function getDaysOfMonth(rawDate: Date): Date[];
declare function isInvalid(date: any): boolean;
declare function toDateWithFormat(dateStr: string, fmt: string): Date;
declare function compareMonth(dateLeft: Date, dateRight: Date): number;
declare function setTime(date: Date, old: Date): Date;
declare function clearHMS(rawDate: Date | number): Date;
interface GetIsDisabledHMSParams {
    scale: number;
    selectedDate: Date;
    mode: 'hour' | 'minute' | 'second';
    min: Date;
    max: Date;
    disabled: (date: Date) => boolean;
}
declare function getIsDisabledHMS(params: GetIsDisabledHMSParams): [boolean, Date?];
declare function switchRangeDate(rangeDate: Date[]): void;
declare function compareDateArray(arr1: Date[], arr2: Date[], type?: string): boolean;
declare function getChangeState(type: DatePickerProps['type'], mode: ChangeMode): boolean[];
declare const _default: {
    clearHMS: typeof clearHMS;
    addDays: typeof addDays;
    addMonths: typeof addMonths;
    addYears: typeof addYears;
    addSeconds: typeof addSeconds;
    compareAsc: typeof compareAsc;
    compareMonth: typeof compareMonth;
    getDaysOfMonth: typeof getDaysOfMonth;
    format: typeof format;
    isInvalid: typeof isInvalid;
    isSameDay: typeof isSameDay;
    isSameMonth: typeof isSameMonth;
    isSameWeek: typeof isSameWeek;
    isSameYear: typeof isSameYear;
    isValid: typeof isValid;
    setTime: typeof setTime;
    toDate: typeof toDate;
    toDateWithFormat: typeof toDateWithFormat;
    TIME_FORMAT: string;
    getIsDisabledHMS: typeof getIsDisabledHMS;
    parseISO: typeof parseISO;
    switchRangeDate: typeof switchRangeDate;
    compareDateArray: typeof compareDateArray;
    STANDARD_DATE: string;
    getChangeState: typeof getChangeState;
};
export default _default;