/**
 * This file is part of the NocoBase (R) project.
 * Copyright (c) 2020-2024 NocoBase Co., Ltd.
 * Authors: NocoBase Team.
 *
 * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
 * For more information, please refer to: https://www.nocobase.com/agreement.
 */
import type { ChartType } from './types';
type Group = {
    title: string;
    charts: ChartType[];
    sort?: number;
};
export declare class ChartGroup {
    charts: Map<string, Group>;
    addGroup(name: string, group: Group): void;
    add(name: string, charts: ChartType | ChartType[]): void;
    getChartTypes(): {
        label: string;
        value: string;
        children: {
            key: string;
            label: string;
            value: string;
        }[];
    }[];
    getCharts(): Record<string, ChartType>;
    getChart(type?: string): ChartType;
    getDefaultChartType(): string;
}
export declare const useChartTypes: () => {
    label: string;
    value: string;
    children: {
        key: string;
        label: string;
        value: string;
    }[];
}[];
export declare const useDefaultChartType: () => string;
export declare const useCharts: () => Record<string, ChartType>;
export declare const useChart: (type?: string) => ChartType;
export {};