export declare const colors: string[];
export declare const abbreviateNumber: (num: number, suffix?: string) => string | number;
interface KeyLegend {
    key: string;
    stroke: string;
}
export declare const createDataKeyLegend: (obj: Record<string, any>, colorSet?: Record<string, string> | string[]) => KeyLegend[];
export declare const dateRangeIncludesTodayCheck: (endDate: string | Date) => boolean;
export declare const getHeight: (width: number) => number;
export declare const lineAnimationDelay: (length: number) => number | undefined;
export declare const lineAnimationDuration: (length: number) => number | undefined;
export declare const statColors: () => Record<string, string>;
interface GraphDataItem {
    date: string | number;
    [key: string]: unknown;
}
interface MonthAgoResult {
    date: number;
    value: number | string;
}
/**
 * Creates data point for one month ago by finding or interpolating values from the provided graph data
 * @param graphData Array of data points containing dates and values
 * @param keyName String or array of strings representing the key(s) to extract values from
 * @param weeklyDataPoints Optional boolean indicating if data points are weekly
 * @returns Object containing normalized date and value for one month ago
 * @example
 * const data = [
 *   { date: '2024-05-01', revenue: 100 },
 *   { date: '2024-05-08', revenue: 200 }
 * ];
 * createMonthAgoData(data, 'revenue', true);
 * // Returns: { date: 16830, value: 150 }
 */
export declare const createMonthAgoData: (graphData: GraphDataItem[], keyName: string | string[], weeklyDataPoints?: boolean) => MonthAgoResult;
export {};