/**
 * Stochastic Oscillator
 */
import type { OHLCV } from "../../types/index.js";
export interface StochasticResult {
    k: number[];
    d: number[];
}
export declare function calculateStochastic(data: OHLCV[], kPeriod?: number, dPeriod?: number, smooth?: number): StochasticResult;
/**
 * Check if Stochastic is in oversold zone
 */
export declare function isStochasticOversold(k: number): boolean;
/**
 * Check if Stochastic is in overbought zone
 */
export declare function isStochasticOverbought(k: number): boolean;
/**
 * Detect bullish crossover (%K crosses above %D)
 */
export declare function stochasticBullishCross(k: number[], d: number[]): boolean;
/**
 * Detect bearish crossover (%K crosses below %D)
 */
export declare function stochasticBearishCross(k: number[], d: number[]): boolean;
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