import Dygraph from 'dygraphs';
export declare class Formatters {
    /**
     *show graph timestamp with this timezone
     * @type {string}
     * @memberof Formatters
     */
    timezone: string;
    dateformat?: string;
    private TICK_PLACEMENT;
    private SHORT_SPACINGS;
    /**
     *Creates an instance of Formatters.
     * @param {string} timezone  show graph timestamp with this timezone
     * @memberof Formatters
     */
    constructor(timezone: string);
    /**
     * update date format for legend and range-bar
     * @param format
     */
    setFormat: (format: string) => void;
    private numDateTicks;
    private pickDateTickGranularity;
    private zeropad;
    private getDateAxis;
    DateTickerTZ: (a: any, b: any, pixels: any, opts: any, dygraph: Dygraph, vals: any) => {
        v: any;
        label: any;
    }[];
    /**
     *
     * legend formatter for multiple series
     * @param {any} data  this data comes from graph
     *
     * @memberof Formatters
     */
    legendForAllSeries: (data: any) => string;
    /**
     *
     * legend formatter for single series
     * @param {any} data  this data comes from graph
     *
     * @memberof Formatters
     */
    legendForSingleSeries: (data: any) => string;
    /**
     *formatter for axis label
     * @param {number|date} d
     * @param {number} granularity
     * @param {function} opts
     * @param {Dygraph} dygraph
     * @returns {string}
     * @memberof Formatters
     */
    axisLabel: (d: number | Date, granularity: number, opts?: ((name: string) => any) | undefined, dygraph?: Dygraph | undefined) => any;
}