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node_modules/echarts/src/chart/line/LineSeries.js 2.97 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 {__DEV__} from '../../config';
  import createListFromArray from '../helper/createListFromArray';
  import SeriesModel from '../../model/Series';
  
  export default SeriesModel.extend({
  
      type: 'series.line',
  
      dependencies: ['grid', 'polar'],
  
      getInitialData: function (option, ecModel) {
          if (__DEV__) {
              var coordSys = option.coordinateSystem;
              if (coordSys !== 'polar' && coordSys !== 'cartesian2d') {
                  throw new Error('Line not support coordinateSystem besides cartesian and polar');
              }
          }
          return createListFromArray(this.getSource(), this);
      },
  
      defaultOption: {
          zlevel: 0,
          z: 2,
          coordinateSystem: 'cartesian2d',
          legendHoverLink: true,
  
          hoverAnimation: true,
          // stack: null
          // xAxisIndex: 0,
          // yAxisIndex: 0,
  
          // polarIndex: 0,
  
          // If clip the overflow value
          clipOverflow: true,
          // cursor: null,
  
          label: {
              position: 'top'
          },
          // itemStyle: {
          // },
  
          lineStyle: {
              width: 2,
              type: 'solid'
          },
          // areaStyle: {
              // origin of areaStyle. Valid values:
              // `'auto'/null/undefined`: from axisLine to data
              // `'start'`: from min to data
              // `'end'`: from data to max
              // origin: 'auto'
          // },
          // false, 'start', 'end', 'middle'
          step: false,
  
          // Disabled if step is true
          smooth: false,
          smoothMonotone: null,
          symbol: 'emptyCircle',
          symbolSize: 4,
          symbolRotate: null,
  
          showSymbol: true,
          // `false`: follow the label interval strategy.
          // `true`: show all symbols.
          // `'auto'`: If possible, show all symbols, otherwise
          //           follow the label interval strategy.
          showAllSymbol: 'auto',
  
          // Whether to connect break point.
          connectNulls: false,
  
          // Sampling for large data. Can be: 'average', 'max', 'min', 'sum'.
          sampling: 'none',
  
          animationEasing: 'linear',
  
          // Disable progressive
          progressive: 0,
          hoverLayerThreshold: Infinity
      }
  });