import { EMA as EMAIndicator, SMA as SMAIndicator, WEMA as WEMAIndicator, WMA as WMAIndicator } from 'technicalindicators';
import { MovingAverageEnum, OHLC, OHLCEnum } from '../types';
import { Indicator, IndicatorInput } from './base-indicator';
export interface MovingAverageInput extends IndicatorInput {
    period: number;
    source?: OHLCEnum;
    method?: MovingAverageEnum;
}
/**
 * In statistics, a moving average is a calculation used to analyze data points
 * by creating a series of averages of different subsets of the full data set.
 * In finance, a moving average (MA) is a stock indicator that is commonly used
 * in technical analysis. The reason for calculating the moving average of a
 * stock is to help smooth out the price data by creating a constantly updated
 * average price.
 * [Investopedia](https://www.investopedia.com/terms/m/movingaverage.asp)
 */
export declare class MA implements Indicator {
    indicator: SMAIndicator | EMAIndicator | WMAIndicator | WEMAIndicator;
    source: OHLCEnum;
    method: MovingAverageEnum;
    /**
     * Create a new instance for Moving Average
     * @param {number} period number of period to calculate moving average
     * @param {OHLC[]} series series of candle
     * @param {OHLCEnum} source source of calculation
     * @param {MovingAverageEnum} method type of moving average calculation
     */
    constructor(period: number, series?: OHLC[], source?: OHLCEnum, method?: MovingAverageEnum);
    /**
     * Calculate Moving Average from object
     * @param {MovingAverageInput} input input data for calculation
     * @return {number[]} array of MAs based on input
     */
    static calculate(input: MovingAverageInput): number[];
    /**
     * Generate instance of MA indicator
     * @param {MovingAverageInput} input object with input for MA
     * @return {MA} instance of indicator
     */
    static generator({ series, source, method, period, }: MovingAverageInput): MA;
    /**
     * Calculate moving average for next tick
     * @param {OHLC} candle price candle
     * @return {number} next ma value or undefined if period is greater
     * than actual series length
     */
    next(candle: OHLC): number | undefined;
    /**
     * Same as calculate bat for instance data
     * @return {number[]} moving average.
     */
    getResults(): number[];
}