134 lines
4.1 KiB
JavaScript
134 lines
4.1 KiB
JavaScript
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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var _config = require("../../config");
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var __DEV__ = _config.__DEV__;
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var _util = require("zrender/lib/core/util");
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var each = _util.each;
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var createHashMap = _util.createHashMap;
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var mapDataStorage = require("./mapDataStorage");
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var geoJSONLoader = require("./geoJSONLoader");
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var geoSVGLoader = require("./geoSVGLoader");
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var BoundingRect = require("zrender/lib/core/BoundingRect");
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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var loaders = {
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geoJSON: geoJSONLoader,
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svg: geoSVGLoader
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};
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var _default = {
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/**
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* @param {string} mapName
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* @param {Object} nameMap
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* @param {string} nameProperty
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* @return {Object} source {regions, regionsMap, nameCoordMap, boundingRect}
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*/
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load: function (mapName, nameMap, nameProperty) {
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var regions = [];
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var regionsMap = createHashMap();
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var nameCoordMap = createHashMap();
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var boundingRect;
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var mapRecords = retrieveMap(mapName);
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each(mapRecords, function (record) {
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var singleSource = loaders[record.type].load(mapName, record, nameProperty);
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each(singleSource.regions, function (region) {
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var regionName = region.name; // Try use the alias in geoNameMap
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if (nameMap && nameMap.hasOwnProperty(regionName)) {
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region = region.cloneShallow(regionName = nameMap[regionName]);
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}
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regions.push(region);
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regionsMap.set(regionName, region);
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nameCoordMap.set(regionName, region.center);
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});
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var rect = singleSource.boundingRect;
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if (rect) {
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boundingRect ? boundingRect.union(rect) : boundingRect = rect.clone();
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}
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});
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return {
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regions: regions,
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regionsMap: regionsMap,
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nameCoordMap: nameCoordMap,
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// FIXME Always return new ?
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boundingRect: boundingRect || new BoundingRect(0, 0, 0, 0)
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};
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},
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/**
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* @param {string} mapName
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* @param {string} hostKey For cache.
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* @return {Array.<module:zrender/Element>} Roots.
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*/
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makeGraphic: makeInvoker('makeGraphic'),
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/**
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* @param {string} mapName
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* @param {string} hostKey For cache.
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*/
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removeGraphic: makeInvoker('removeGraphic')
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};
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function makeInvoker(methodName) {
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return function (mapName, hostKey) {
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var mapRecords = retrieveMap(mapName);
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var results = [];
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each(mapRecords, function (record) {
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var method = loaders[record.type][methodName];
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method && results.push(method(mapName, record, hostKey));
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});
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return results;
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};
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}
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function mapNotExistsError(mapName) {}
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function retrieveMap(mapName) {
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var mapRecords = mapDataStorage.retrieveMap(mapName) || [];
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return mapRecords;
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}
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module.exports = _default; |