import { ChartDataPoint, LineChartSeries, PieChartDataPoint } from '../types';
/**
 * Utility class for validating and sanitizing chart data
 */
export declare class ChartDataValidator {
    /**
     * Validate and sanitize chart data points
     * @param data - Array of chart data points to validate
     * @returns Validation result with errors and sanitized data
     */
    static validateChartData(data: ChartDataPoint[]): {
        isValid: boolean;
        errors: string[];
        sanitizedData: ChartDataPoint[];
    };
    /**
     * Validate line chart series
     */
    static validateLineChartSeries(series: LineChartSeries[]): {
        isValid: boolean;
        errors: string[];
        sanitizedSeries: LineChartSeries[];
    };
    /**
     * Validate pie chart data
     */
    static validatePieChartData(data: PieChartDataPoint[]): {
        isValid: boolean;
        errors: string[];
        sanitizedData: PieChartDataPoint[];
    };
}