import { DashboardDataResponse } from '../../../types/Metrics';
import { ChartMeasure, VisualisationDefinitionKey } from '../../_dashboards/dashboard-visualisation/types';
export default class ChartLabelsHelper {
    /**
     * Gets the axis labels
     *
     * @param {ChartMeasure} measures
     * @memberof ChartLabelsHelper
     */
    getLabels: (measures: ChartMeasure[]) => string[];
    /**
     * Gets the dataset label
     * Dataset label = the label seen in the legend
     *
     * @memberof ChartLabels
     */
    getDatasetLabel: (keys: VisualisationDefinitionKey[], row: DashboardDataResponse) => string;
    /**
     * Gets the axis labels when the column values are used
     *
     * @param {DashboardDataResponse[][]} groups
     * @param {string} axisId
     * @memberof ChartLabelsHelper
     */
    getListLabels: (groups: DashboardDataResponse[][], axisId: string, unitSymbol?: string) => string[];
}