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node_modules/echarts/src/chart/bar/BaseBarSeries.js 2.59 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 SeriesModel from '../../model/Series';
  import createListFromArray from '../helper/createListFromArray';
  
  export default SeriesModel.extend({
  
      type: 'series.__base_bar__',
  
      getInitialData: function (option, ecModel) {
          return createListFromArray(this.getSource(), this);
      },
  
      getMarkerPosition: function (value) {
          var coordSys = this.coordinateSystem;
          if (coordSys) {
              // PENDING if clamp ?
              var pt = coordSys.dataToPoint(coordSys.clampData(value));
              var data = this.getData();
              var offset = data.getLayout('offset');
              var size = data.getLayout('size');
              var offsetIndex = coordSys.getBaseAxis().isHorizontal() ? 0 : 1;
              pt[offsetIndex] += offset + size / 2;
              return pt;
          }
          return [NaN, NaN];
      },
  
      defaultOption: {
          zlevel: 0,                  // 一级层叠
          z: 2,                       // 二级层叠
          coordinateSystem: 'cartesian2d',
          legendHoverLink: true,
          // stack: null
  
          // Cartesian coordinate system
          // xAxisIndex: 0,
          // yAxisIndex: 0,
  
          // 最小高度改为0
          barMinHeight: 0,
          // 最小角度为0,仅对极坐标系下的柱状图有效
          barMinAngle: 0,
          // cursor: null,
  
          large: false,
          largeThreshold: 400,
          progressive: 3e3,
          progressiveChunkMode: 'mod',
  
          // barMaxWidth: null,
          // 默认自适应
          // barWidth: null,
          // 柱间距离,默认为柱形宽度的30%,可设固定值
          // barGap: '30%',
          // 类目间柱形距离,默认为类目间距的20%,可设固定值
          // barCategoryGap: '20%',
          // label: {
          //      show: false
          // },
          itemStyle: {},
          emphasis: {}
      }
  });