/**
 * Volume Flow Indicator (VFI)
 *
 * Volume-based oscillator using log price changes and volume cutoff.
 * VFI = SUM(signed_volume, length) / SMA(volume, length)
 *
 * Reference: TradingView "Volume Flow Indicator [LazyBear]"
 */
import { type IndicatorResult, type InputConfig, type PlotConfig, type Bar } from 'oakscriptjs';
export interface VolumeFlowIndicatorInputs {
    length: number;
    coef: number;
    vcoef: number;
    signalLength: number;
    smoothVFI: boolean;
}
export declare const defaultInputs: VolumeFlowIndicatorInputs;
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<VolumeFlowIndicatorInputs>): IndicatorResult;
export declare const VolumeFlowIndicator: {
    calculate: typeof calculate;
    metadata: {
        title: string;
        shortTitle: string;
        overlay: boolean;
    };
    defaultInputs: VolumeFlowIndicatorInputs;
    inputConfig: InputConfig[];
    plotConfig: PlotConfig[];
};
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