/**
 * Snap drawing points to nearest candlestick O/H/L/C (TradingView-style magnet).
 */
export interface CandleSnapInput {
    x: number;
    y: number;
    barX: Float32Array | Float64Array;
    open: Float32Array | Float64Array;
    high: Float32Array | Float64Array;
    low: Float32Array | Float64Array;
    close: Float32Array | Float64Array;
    dataToPixelX: (x: number) => number;
    dataToPixelY: (y: number) => number;
    pixelThreshold?: number;
    enabled?: boolean;
}
export declare function findNearestBarIndex(barX: Float32Array | Float64Array, x: number): number;
export declare function snapToCandle(input: CandleSnapInput): {
    x: number;
    y: number;
};