import { Ref } from 'vue';
import { EChartsType } from '../types';
export declare const LOADING_OPTIONS_KEY = "ecLoadingOptions";
declare type UnknownRecord = Record<string, unknown>;
export declare function useLoading(chart: Ref<EChartsType | undefined>, loading: Ref<boolean>, loadingOptions: Ref<UnknownRecord | undefined>): void;
export declare const loadingProps: {
    loading: BooleanConstructor;
    loadingOptions: ObjectConstructor;
};
export {};
