/**
 * Donchian Channels (DC) Indicator
 *
 * Hand-optimized implementation using oakscriptjs.
 * A trend-following indicator that shows the highest high and lowest low
 * over a specified period, with a midline (basis).
 */
import { type IndicatorResult, type InputConfig, type PlotConfig, type Bar } from 'oakscriptjs';
/**
 * Donchian Channels indicator input parameters
 */
export interface DonchianInputs {
    /** Lookback period */
    length: number;
    /** Plot offset */
    offset: number;
}
/**
 * Default input values matching TradingView defaults
 */
export declare const defaultInputs: DonchianInputs;
/**
 * Input configuration for UI
 */
export declare const inputConfig: InputConfig[];
/**
 * Plot configuration - order matches CSV: Basis, Upper, Lower
 */
export declare const plotConfig: PlotConfig[];
/**
 * Indicator metadata
 */
export declare const metadata: {
    title: string;
    shortTitle: string;
    overlay: boolean;
};
/**
 * Calculate Donchian Channels indicator
 *
 * @param bars - OHLCV bar data
 * @param inputs - Indicator parameters (optional, uses defaults)
 * @returns Indicator result with plot data
 */
export declare function calculate(bars: Bar[], inputs?: Partial<DonchianInputs>): IndicatorResult;
/**
 * Donchian Channels indicator module
 */
export declare const DonchianChannels: {
    calculate: typeof calculate;
    metadata: {
        title: string;
        shortTitle: string;
        overlay: boolean;
    };
    defaultInputs: DonchianInputs;
    inputConfig: InputConfig[];
    plotConfig: PlotConfig[];
};
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