import { default as React } from 'react';
import { ECharts } from 'echarts';
import { AstroChartProps, DataPoint, TimeSeriesPoint } from './types';
export interface AstroChartHandle {
    /** Get ECharts instance */
    getChart: () => ECharts | undefined;
    /** Resize chart */
    resize: () => void;
    /** Export as image (png, jpeg, svg) */
    exportImage: (type?: "png" | "jpeg" | "jpg" | "svg", pixelRatio?: number) => string | undefined;
    /** Export data as CSV */
    exportCSV: () => string;
    /** Suggested export filename from title, series names, and chart type (with optional extension and timestamp) */
    getExportFileName: (extension?: string, includeTimestamp?: boolean) => string;
    /** Append data for real-time updates */
    appendData: (seriesIndex: number, data: DataPoint | TimeSeriesPoint) => void;
    /** Clear all data */
    clearData: () => void;
    /** Dispatch action */
    dispatchAction: (action: unknown) => void;
}
export declare const AstroChart: React.MemoExoticComponent<React.ForwardRefExoticComponent<AstroChartProps & React.RefAttributes<AstroChartHandle>>>;
export default AstroChart;