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node_modules/echarts/lib/visual/symbol.js 4.29 KB
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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.
  */
  
  
  /**
   * AUTO-GENERATED FILE. DO NOT MODIFY.
   */
  
  /*
  * 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 { extend, isFunction, keys } from 'zrender/lib/core/util.js';
  var SYMBOL_PROPS_WITH_CB = ['symbol', 'symbolSize', 'symbolRotate', 'symbolOffset'];
  var SYMBOL_PROPS = SYMBOL_PROPS_WITH_CB.concat(['symbolKeepAspect']);
  // Encoding visual for all series include which is filtered for legend drawing
  var seriesSymbolTask = {
    createOnAllSeries: true,
    // For legend.
    performRawSeries: true,
    reset: function (seriesModel, ecModel) {
      var data = seriesModel.getData();
      if (seriesModel.legendIcon) {
        data.setVisual('legendIcon', seriesModel.legendIcon);
      }
      if (!seriesModel.hasSymbolVisual) {
        return;
      }
      var symbolOptions = {};
      var symbolOptionsCb = {};
      var hasCallback = false;
      for (var i = 0; i < SYMBOL_PROPS_WITH_CB.length; i++) {
        var symbolPropName = SYMBOL_PROPS_WITH_CB[i];
        var val = seriesModel.get(symbolPropName);
        if (isFunction(val)) {
          hasCallback = true;
          symbolOptionsCb[symbolPropName] = val;
        } else {
          symbolOptions[symbolPropName] = val;
        }
      }
      symbolOptions.symbol = symbolOptions.symbol || seriesModel.defaultSymbol;
      data.setVisual(extend({
        legendIcon: seriesModel.legendIcon || symbolOptions.symbol,
        symbolKeepAspect: seriesModel.get('symbolKeepAspect')
      }, symbolOptions));
      // Only visible series has each data be visual encoded
      if (ecModel.isSeriesFiltered(seriesModel)) {
        return;
      }
      var symbolPropsCb = keys(symbolOptionsCb);
      function dataEach(data, idx) {
        var rawValue = seriesModel.getRawValue(idx);
        var params = seriesModel.getDataParams(idx);
        for (var i = 0; i < symbolPropsCb.length; i++) {
          var symbolPropName = symbolPropsCb[i];
          data.setItemVisual(idx, symbolPropName, symbolOptionsCb[symbolPropName](rawValue, params));
        }
      }
      return {
        dataEach: hasCallback ? dataEach : null
      };
    }
  };
  var dataSymbolTask = {
    createOnAllSeries: true,
    // For legend.
    performRawSeries: true,
    reset: function (seriesModel, ecModel) {
      if (!seriesModel.hasSymbolVisual) {
        return;
      }
      // Only visible series has each data be visual encoded
      if (ecModel.isSeriesFiltered(seriesModel)) {
        return;
      }
      var data = seriesModel.getData();
      function dataEach(data, idx) {
        var itemModel = data.getItemModel(idx);
        for (var i = 0; i < SYMBOL_PROPS.length; i++) {
          var symbolPropName = SYMBOL_PROPS[i];
          var val = itemModel.getShallow(symbolPropName, true);
          if (val != null) {
            data.setItemVisual(idx, symbolPropName, val);
          }
        }
      }
      return {
        dataEach: data.hasItemOption ? dataEach : null
      };
    }
  };
  export { seriesSymbolTask, dataSymbolTask };