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node_modules/echarts/lib/chart/lines/linesVisual.js 2.2 KB
2a09d1a4   liuqimichale   添加宜春 天水 宣化
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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.
  */
  function normalize(a) {
    if (!(a instanceof Array)) {
      a = [a, a];
    }
  
    return a;
  }
  
  var opacityQuery = 'lineStyle.opacity'.split('.');
  var _default = {
    seriesType: 'lines',
    reset: function (seriesModel, ecModel, api) {
      var symbolType = normalize(seriesModel.get('symbol'));
      var symbolSize = normalize(seriesModel.get('symbolSize'));
      var data = seriesModel.getData();
      data.setVisual('fromSymbol', symbolType && symbolType[0]);
      data.setVisual('toSymbol', symbolType && symbolType[1]);
      data.setVisual('fromSymbolSize', symbolSize && symbolSize[0]);
      data.setVisual('toSymbolSize', symbolSize && symbolSize[1]);
      data.setVisual('opacity', seriesModel.get(opacityQuery));
  
      function dataEach(data, idx) {
        var itemModel = data.getItemModel(idx);
        var symbolType = normalize(itemModel.getShallow('symbol', true));
        var symbolSize = normalize(itemModel.getShallow('symbolSize', true));
        var opacity = itemModel.get(opacityQuery);
        symbolType[0] && data.setItemVisual(idx, 'fromSymbol', symbolType[0]);
        symbolType[1] && data.setItemVisual(idx, 'toSymbol', symbolType[1]);
        symbolSize[0] && data.setItemVisual(idx, 'fromSymbolSize', symbolSize[0]);
        symbolSize[1] && data.setItemVisual(idx, 'toSymbolSize', symbolSize[1]);
        data.setItemVisual(idx, 'opacity', opacity);
      }
  
      return {
        dataEach: data.hasItemOption ? dataEach : null
      };
    }
  };
  module.exports = _default;