import Joi from 'joi';
declare const schema: Joi.AlternativesSchema<any>;
type BaseChart = {
    colors: string[];
    xAxisColumnIndex: number | null;
    forceOrdinal: boolean;
    showAllXAxisLabels: boolean;
};
type LineChartVisualisation = BaseChart & {
    type: 'line' | 'scatter';
    yMin: number | null;
    yMax: number | null;
};
type BarChartVisualisation = BaseChart & {
    type: 'stacked-bar' | 'clustered-bar';
};
type GraphVisualisation = LineChartVisualisation | BarChartVisualisation;
interface TableAnalyticsVisualisation {
    type: 'table';
}
interface MapsVisualisation {
    type: 'map';
    latitudeColumnIndex: number;
    longitudeColumnIndex: number;
    colorColumnIndex: number | null;
    tooltipColumnIndex: number | null;
    mapLayerKey: string;
}
type AnalyticsVisualisation = TableAnalyticsVisualisation | GraphVisualisation | MapsVisualisation;
export { schema, AnalyticsVisualisation, LineChartVisualisation, BarChartVisualisation, GraphVisualisation, TableAnalyticsVisualisation, MapsVisualisation, };