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node_modules/echarts/extension-src/bmap/BMapModel.js 1.49 KB
aaac7fed   liuqimichale   add
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  /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  */
  
  import * as echarts from 'echarts';
  
  function v2Equal(a, b) {
      return a && b && a[0] === b[0] && a[1] === b[1];
  }
  
  export default echarts.extendComponentModel({
      type: 'bmap',
  
      getBMap: function () {
          // __bmap is injected when creating BMapCoordSys
          return this.__bmap;
      },
  
      setCenterAndZoom: function (center, zoom) {
          this.option.center = center;
          this.option.zoom = zoom;
      },
  
      centerOrZoomChanged: function (center, zoom) {
          var option = this.option;
          return !(v2Equal(center, option.center) && zoom === option.zoom);
      },
  
      defaultOption: {
  
          center: [104.114129, 37.550339],
  
          zoom: 5,
  
          mapStyle: {},
  
          roam: false
      }
  });