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node_modules/echarts/src/chart/funnel/FunnelSeries.js 3.63 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';
  import createListSimply from '../helper/createListSimply';
  import {defaultEmphasis} from '../../util/model';
  
  var FunnelSeries = echarts.extendSeriesModel({
  
      type: 'series.funnel',
  
      init: function (option) {
          FunnelSeries.superApply(this, 'init', arguments);
  
          // Enable legend selection for each data item
          // Use a function instead of direct access because data reference may changed
          this.legendDataProvider = function () {
              return this.getRawData();
          };
          // Extend labelLine emphasis
          this._defaultLabelLine(option);
      },
  
      getInitialData: function (option, ecModel) {
          return createListSimply(this, ['value']);
      },
  
      _defaultLabelLine: function (option) {
          // Extend labelLine emphasis
          defaultEmphasis(option, 'labelLine', ['show']);
  
          var labelLineNormalOpt = option.labelLine;
          var labelLineEmphasisOpt = option.emphasis.labelLine;
          // Not show label line if `label.normal.show = false`
          labelLineNormalOpt.show = labelLineNormalOpt.show
              && option.label.show;
          labelLineEmphasisOpt.show = labelLineEmphasisOpt.show
              && option.emphasis.label.show;
      },
  
      // Overwrite
      getDataParams: function (dataIndex) {
          var data = this.getData();
          var params = FunnelSeries.superCall(this, 'getDataParams', dataIndex);
          var valueDim = data.mapDimension('value');
          var sum = data.getSum(valueDim);
          // Percent is 0 if sum is 0
          params.percent = !sum ? 0 : +(data.get(valueDim, dataIndex) / sum * 100).toFixed(2);
  
          params.$vars.push('percent');
          return params;
      },
  
      defaultOption: {
          zlevel: 0,                  // 一级层叠
          z: 2,                       // 二级层叠
          legendHoverLink: true,
          left: 80,
          top: 60,
          right: 80,
          bottom: 60,
          // width: {totalWidth} - left - right,
          // height: {totalHeight} - top - bottom,
  
          // 默认取数据最小最大值
          // min: 0,
          // max: 100,
          minSize: '0%',
          maxSize: '100%',
          sort: 'descending', // 'ascending', 'descending'
          gap: 0,
          funnelAlign: 'center',
          label: {
              show: true,
              position: 'outer'
              // formatter: 标签文本格式器,同Tooltip.formatter,不支持异步回调
          },
          labelLine: {
              show: true,
              length: 20,
              lineStyle: {
                  // color: 各异,
                  width: 1,
                  type: 'solid'
              }
          },
          itemStyle: {
              // color: 各异,
              borderColor: '#fff',
              borderWidth: 1
          },
          emphasis: {
              label: {
                  show: true
              }
          }
      }
  });
  
  export default FunnelSeries;