import moment, { Moment } from 'moment';
export declare enum ItemUIState {
    Editing = 0,
    Selected = 1
}
export interface IItem {
    readonly id: string;
    readonly title?: string;
    readonly speaker?: string;
    readonly description?: string;
    readonly start: Moment;
    readonly end: Moment;
    readonly uiState?: ItemUIState;
}
export interface IItemJSON {
    id: string;
    title?: string;
    speaker?: string;
    description?: string;
    start: string;
    end: string;
    uiState?: ItemUIState;
}
export declare class Item {
    private _id;
    private _title;
    private _speaker;
    private _description;
    private _start;
    private _end;
    private _uiState?;
    /**
     * Getter uiState
     * @return {ItemUIState | undefined}
     */
    get uiState(): ItemUIState | undefined;
    /**
     * Setter uiState
     * @param {ItemUIState | undefined} value
     */
    set uiState(value: ItemUIState | undefined);
    constructor(obj: IItem | IItemJSON);
    /**
     * Getter id
     * @return {string}
     */
    get id(): string;
    /**
     * Setter id
     * @param {string} value
     */
    set id(value: string);
    /**
     * Getter title
     * @return {string}
     */
    get title(): string;
    /**
     * Setter title
     * @param {string} value
     */
    set title(value: string);
    /**
     * Getter speaker
     * @return {string}
     */
    get speaker(): string;
    /**
     * Setter speaker
     * @param {string} value
     */
    set speaker(value: string);
    /**
     * Getter description
     * @return {string}
     */
    get description(): string;
    /**
     * Setter description
     * @param {string} value
     */
    set description(value: string);
    /**
     * Getter start
     * @return {Moment}
     */
    get start(): Moment;
    /**
     * Setter start
     * @param {Moment} value
     */
    set start(value: Moment);
    /**
     * Getter end
     * @return {Moment}
     */
    get end(): Moment;
    /**
     * Setter end
     * @param {Moment} value
     */
    set end(value: Moment);
    /**
     * Gets the middle between start and end.
     *
     * @param start
     * @param end
     */
    getMiddle(): moment.Moment;
    /**
     * Gets the item's duration in milliseconds.
     */
    getDuration(): number;
    /**
     * Moves the item's start and end time by the given amount of time.
     * Is not aware about other items.
     *
     * @param milSecToMove
     */
    moveByMilSecs(milSecToMove: number): void;
    /**
     * Moves the item's start to the given start time.
     * Move the item's end time accordingly.
     * Is not aware about other items.
     *
     * @param newStart
     */
    moveByMoment(newStart: Moment): void;
    toJSON(): IItemJSON;
    static fromJSON(obj: IItemJSON): Item;
}