import { BaseChart } from '../base';
import { SparklineChartConfig } from './types';
export declare class SparklineChart extends BaseChart {
    private data;
    private color;
    private fillColor;
    private lineWidth;
    private showEndDot;
    private showMinMax;
    private chartType;
    constructor(config: SparklineChartConfig);
    /** Replace data and re-render */
    update(data: number[]): void;
    render(): void;
    private renderLine;
    private renderBars;
    private computeMinMax;
    private drawDot;
}
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