import Geometry from './Geometry';
/**
 * GeoJSON工具类
 * @english
 * GeoJSON utilities
 * @category geometry
 */
declare const GeoJSON: {
    /**
     * 将一个或多个GeoJSON对象转换为几何体
     * @english
     * Convert one or more GeoJSON objects to geometry
     * @param  {String|Object|Object[]} geoJSON - GeoJSON objects or GeoJSON string
     * @param  {Function} [foreachFn=undefined] - callback function for each geometry
     * @param  {Function} [filterFn=undefined] - filter function for each geometry
     * @return {Geometry|Geometry[]} a geometry array when input is a FeatureCollection
     * @example
     * var collection = {
     *      "type": "FeatureCollection",
     *      "features": [
     *          { "type": "Feature",
     *            "geometry": {"type": "Point", "coordinates": [102.0, 0.5]},
     *            "properties": {"prop0": "value0"}
     *           },
     *           { "type": "Feature",
     *             "geometry": {
     *                 "type": "LineString",
     *                 "coordinates": [
     *                     [102.0, 0.0], [103.0, 1.0], [104.0, 0.0], [105.0, 1.0]
     *                 ]
     *             },
     *             "properties": {
     *                 "prop0": "value0",
     *                 "prop1": 0.0
     *             }
     *           },
     *           { "type": "Feature",
     *             "geometry": {
     *                 "type": "Polygon",
     *                 "coordinates": [
     *                     [ [100.0, 0.0], [101.0, 0.0], [101.0, 1.0],
     *                       [100.0, 1.0], [100.0, 0.0] ]
     *                 ]
     *             },
     *             "properties": {
     *                 "prop0": "value0",
     *                 "prop1": {"this": "that"}
     *             }
     *          }
     *      ]
     *  }
     *  // A geometry array.
     *  const geometries = GeoJSON.toGeometry(collection, geometry => { geometry.config('draggable', true); });
     */
    toGeometry: (geoJSON: any, foreachFn?: (geo: Geometry) => void, filterFn?: (geo: Geometry) => boolean) => any;
    /**
     * async将一个或多个GeoJSON对象转换为几何体
     * @english
    * async Convert one or more GeoJSON objects to geometry
    * @param  {String|Object|Object[]} geoJSON - GeoJSON objects or GeoJSON string
    * @param  {Function} [foreachFn=undefined] - callback function for each geometry
    * @param  {Number} [countPerTime=2000] - Number of graphics converted per time
    * @param  {Function} [filterFn=undefined] - filter function for each geometry
    * @return {Promise}
    * @example
    *  GeoJSON.toGeometryAsync(geoJSON).then(geos=>{
    *    console.log(geos);
    * })
    * */
    toGeometryAsync(geoJSON: any, foreachFn?: (geo: Geometry) => void, countPerTime?: number, filterFn?: (geo: Geometry) => boolean): any;
    /**
     * 转换单个GeoJSON对象
     * @english
     * Convert single GeoJSON object
     * @param  {Object} geoJSONObj - a GeoJSON object
     * @return {Geometry}
     * @private
     */
    _convert: (json: any, foreachFn?: any) => any;
    _isGeoJSON(json: any): boolean;
    /**
     * 正在请求一个大容量的geojson文件。解决主线程阻塞问题
     * @english
    * Requesting a large volume geojson file.Solve the problem of main thread blocking
    * @param  {String} url - GeoJSON file path
    * @param  {Number} [countPerTime=2000] - Number of graphics converted per time
    * @return {Promise}
    * @example
    *  GeoJSON.fetch('https://abc.com/file.geojson',2000).then(geojson=>{
    *    console.log(geojson);
    * })
    * */
    fetch(url: any, countPerTime?: number): any;
};
export default GeoJSON;
//# sourceMappingURL=GeoJSON.d.ts.map