import type { DataXY } from 'cheminfo-types';
import type { Spectrum } from '../spectrum/Spectrum.js';
export interface ChartDataStyles {
    unselected: {
        lineColor: string;
        lineWidth: number;
        lineStyle: number;
    };
    selected: {
        lineColor: string;
        lineWidth: number;
        lineStyle: number;
    };
}
export interface ChartData extends DataXY {
    styles?: ChartDataStyles;
    label?: string;
}
export interface Chart {
    data: ChartData[];
}
/**
 * Add chart data styling based on spectrum metadata
 * @param data - Data object to style
 * @param spectrum - Spectrum with metadata
 */
export declare function addChartDataStyle(data: ChartData, spectrum: Spectrum | {
    meta: Record<string, any>;
    id: unknown;
}): void;
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