import { RegionContext, GeoComponentOption } from '../types';
import { Ref } from 'vue';
export declare const ECHARTS_REGION_KEY: unique symbol;
interface UseRegionOption {
    options: Ref<GeoComponentOption>;
    update: (data: GeoComponentOption) => void;
}
export declare const useRegion: (config?: UseRegionOption) => RegionContext;
export {};