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node_modules/echarts/lib/visual/LegendVisualProvider.js 3.27 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.
  */
  /**
   * LegendVisualProvider is an bridge that pick encoded color from data and
   * provide to the legend component.
   */
  var LegendVisualProvider = /** @class */function () {
    function LegendVisualProvider(
    // Function to get data after filtered. It stores all the encoding info
    getDataWithEncodedVisual,
    // Function to get raw data before filtered.
    getRawData) {
      this._getDataWithEncodedVisual = getDataWithEncodedVisual;
      this._getRawData = getRawData;
    }
    LegendVisualProvider.prototype.getAllNames = function () {
      var rawData = this._getRawData();
      // We find the name from the raw data. In case it's filtered by the legend component.
      // Normally, the name can be found in rawData, but can't be found in filtered data will display as gray.
      return rawData.mapArray(rawData.getName);
    };
    LegendVisualProvider.prototype.containName = function (name) {
      var rawData = this._getRawData();
      return rawData.indexOfName(name) >= 0;
    };
    LegendVisualProvider.prototype.indexOfName = function (name) {
      // Only get data when necessary.
      // Because LegendVisualProvider constructor may be new in the stage that data is not prepared yet.
      // Invoking Series#getData immediately will throw an error.
      var dataWithEncodedVisual = this._getDataWithEncodedVisual();
      return dataWithEncodedVisual.indexOfName(name);
    };
    LegendVisualProvider.prototype.getItemVisual = function (dataIndex, key) {
      // Get encoded visual properties from final filtered data.
      var dataWithEncodedVisual = this._getDataWithEncodedVisual();
      return dataWithEncodedVisual.getItemVisual(dataIndex, key);
    };
    return LegendVisualProvider;
  }();
  export default LegendVisualProvider;