/**
 * MACD (Moving Average Convergence Divergence)
 */
import type { OHLCV } from "../../types/index.js";
export interface MACDResult {
    macd: number[];
    signal: number[];
    histogram: number[];
}
export declare function calculateMACD(data: OHLCV[], fastPeriod?: number, slowPeriod?: number, signalPeriod?: number): MACDResult;
/**
 * Detect MACD bullish crossover
 */
export declare function macdBullishCross(macd: number[], signal: number[]): boolean;
/**
 * Detect MACD bearish crossover
 */
export declare function macdBearishCross(macd: number[], signal: number[]): boolean;
/**
 * Detect histogram change from negative to positive
 */
export declare function histogramPositiveChange(histogram: number[]): boolean;
/**
 * Detect histogram change from positive to negative
 */
export declare function histogramNegativeChange(histogram: number[]): boolean;
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