/**
 * Day model.
 * Takes care of keeping records of full days, without the times & timezone issues.
 */
export declare class DayModel {
    /** Year. */
    private year;
    /** Month, zero-indexed. */
    private month;
    /** Date of the month. */
    private date;
    /**
     * Creates an day model.
     * @param year - The full year.
     * @param month - The month as a number between 0 and 11 (January to December).
     * @param date - The date as a number between 1 and 31.
     */
    constructor(year: number, month: number, date: number);
    /**
     * Creates an day model.
     * @param date - Javascript Date object.
     */
    constructor(date: Date);
    /**
     * Creates an day model.
     * @param date - Date string in `yyyy-mm-dd` format.
     */
    constructor(date: string);
    /**
     * Checks if the passed value is equal to current day model.
     * @param value - Day model.
     * @returns Wether value is equal to current day model.
     */
    isEqual(value: DayModel): boolean;
    /**
     * Increment day model with date value.
     * @param value - Incremental date value.
     * @returns Updated day model with incremented date value.
     */
    incrementBy(value: number): DayModel;
    /**
     * Checks if current day model is after value.
     * @param value - Day model.
     * @returns Wether current day model is after value.
     */
    isAfter(value: DayModel): boolean;
    /**
     * Checks if current day model is before value.
     * @param value - Day model.
     * @returns Wether current day model is before value.
     */
    isBefore(value: DayModel): boolean;
    /**
     * Clones the current day model.
     * @returns Cloned day model.
     */
    clone(): DayModel;
    /**
     * Convert to Javascript Date object.
     * @returns Javascript Date object.
     */
    toDate(): Date;
    /**
     * To HTML5 date spec string.
     * See https://clarity.design/documentation/datepicker
     * @returns Date as HTML5 spec string.
     */
    toHTML5SpecDateString(): string;
    /**
     * String padding with zeros.
     * @param num - Number to pad.
     * @returns Padded string.
     */
    private pad;
}
/**
 * Day model.
 * Takes care of keeping records of full days, without the times & timezone issues.
 */
export type NullableDayModel = DayModel | undefined | null;