import type { IOHLCV, OHLCV, TradeTick, Trade } from './types';
/**
* Resample OHLCV to different timeframe
 * @param ohlcvData
 * @param options
 * @param options.baseTimeframe
 * @param options.newTimeframe
 */
export declare const resampleOhlcv: (ohlcvData: OHLCV[] | IOHLCV[], { baseTimeframe, newTimeframe }: {
    baseTimeframe: number;
    newTimeframe: number;
}) => OHLCV[] | IOHLCV[];
/**
 * Resample OHLCV in object format to different timeframe
 * @param candledata
 * @param baseFrame
 * @param newFrame
 */
export declare const resampleOhlcvArray: (candledata: OHLCV[] | ReadableStream, baseFrame?: number, newFrame?: number) => OHLCV[];
/**
 * Aggregate group of ticks to one OHLCV object
 * @param time
 * @param ticks
 */
export declare const tickGroupToOhlcv: (time: number, ticks: Array<TradeTick>) => {
    time: number;
    open: number;
    high: number;
    low: number;
    close: number;
    volume: number;
};
/**
 * Make gap candles from boundary candles if needed
 * @param lastCandle
 * @param nextCandle
 * @param options
 * @param options.method
 * @param options.msTimeframe
 */
export declare const makeGapCandles: (lastCandle: IOHLCV, nextCandle: IOHLCV, { method, msTimeframe }: {
    method?: string | undefined;
    msTimeframe: number;
}) => IOHLCV[];
/**
 * Convert ticks for candles grouped by intervals in seconds or tick count
 * @param tickData
 * @param options
 * @param options.timeframe
 * @param options.includeLatestCandle
 * @param options.fillGaps
 */
export declare const resampleTicksByTime: (tickData: Trade[], { timeframe, includeLatestCandle, fillGaps }?: {
    timeframe?: number | undefined;
    includeLatestCandle?: boolean | undefined;
    fillGaps?: boolean | undefined;
}) => IOHLCV[];
/**
 * Covert ticks to candles by linear groups
 * @param tickData
 * @param options
 * @param options.tickCount
 */
export declare const resampleTicksByCount: (tickData: Trade[], { tickCount }?: {
    tickCount?: number | undefined;
}) => IOHLCV[];