import type { ElementRef } from '@angular/core';
import type { IGaugeChartDataNode, IGaugeChartOptions } from '../interfaces/gauge-chart.interface';
/**
 * The gauge chart default configuration.
 */
export declare const defaultGaugeChartConfig: IGaugeChartOptions;
/**
 * Draws the gauge chart.
 * @param container the chart container
 * @param data the chart data
 * @param options the chart options
 * @returns the chart configuration
 */
export declare const drawGaugeChart: (container: ElementRef<HTMLDivElement>, data: IGaugeChartDataNode[], options?: Partial<IGaugeChartOptions>) => IGaugeChartOptions;