/**
 * Elder Force Index (EFI) Indicator
 *
 * Measures the power behind price movements using
 * price change and volume.
 * EFI = EMA(change(close) * volume, length)
 */
import { type IndicatorResult, type InputConfig, type PlotConfig, type HLineConfig, type Bar } from 'oakscriptjs';
export interface ElderForceInputs {
    /** EMA period length */
    length: number;
}
export declare const defaultInputs: ElderForceInputs;
export declare const inputConfig: InputConfig[];
export declare const plotConfig: PlotConfig[];
export declare const hlineConfig: HLineConfig[];
export declare const metadata: {
    title: string;
    shortTitle: string;
    overlay: boolean;
};
export declare function calculate(bars: Bar[], inputs?: Partial<ElderForceInputs>): IndicatorResult;
export declare const ElderForceIndex: {
    calculate: typeof calculate;
    metadata: {
        title: string;
        shortTitle: string;
        overlay: boolean;
    };
    defaultInputs: ElderForceInputs;
    inputConfig: InputConfig[];
    plotConfig: PlotConfig[];
    hlineConfig: HLineConfig[];
};
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