/**
 * Zero Lag EMA
 *
 * Reduces EMA lag by using a corrected source: 2*close - close[lag].
 * zlema = ema(2*src - src[lag], length) where lag = floor((length-1)/2).
 *
 * Reference: TradingView "Zero Lag EMA" (community)
 */
import { type IndicatorResult, type InputConfig, type PlotConfig, type Bar, type SourceType } from 'oakscriptjs';
import type { MarkerData, BgColorData } from '../types';
export interface ZeroLagEMAInputs {
    length: number;
    fastLen: number;
    slowLen: number;
    src: SourceType;
}
export declare const defaultInputs: ZeroLagEMAInputs;
export declare const inputConfig: InputConfig[];
export declare const plotConfig: PlotConfig[];
export declare const metadata: {
    title: string;
    shortTitle: string;
    overlay: boolean;
};
export declare function calculate(bars: Bar[], inputs?: Partial<ZeroLagEMAInputs>): IndicatorResult & {
    markers: MarkerData[];
    bgColors: BgColorData[];
};
export declare const ZeroLagEMA: {
    calculate: typeof calculate;
    metadata: {
        title: string;
        shortTitle: string;
        overlay: boolean;
    };
    defaultInputs: ZeroLagEMAInputs;
    inputConfig: InputConfig[];
    plotConfig: PlotConfig[];
};
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