text: 
  /*
  * 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 { __extends } from "tslib";
  import * as graphic from '../../util/graphic';
  import { setStatesStylesFromModel, enableHoverEmphasis } from '../../util/states';
  import ChartView from '../../view/Chart';
  import { numericToNumber } from '../../util/number';
  import { eqNaN } from 'zrender/lib/core/util';
  import { saveOldStyle } from '../../animation/basicTrasition';
  var DEFAULT_SMOOTH = 0.3;
  
  var ParallelView =
  /** @class */
  function (_super) {
    __extends(ParallelView, _super);
  
    function ParallelView() {
      var _this = _super !== null && _super.apply(this, arguments) || this;
  
      _this.type = ParallelView.type;
      _this._dataGroup = new graphic.Group();
      _this._initialized = false;
      return _this;
    }
  
    ParallelView.prototype.init = function () {
      this.group.add(this._dataGroup);
    };
    /**
     * @override
     */
  
  
    ParallelView.prototype.render = function (seriesModel, ecModel, api, payload) {
      var dataGroup = this._dataGroup;
      var data = seriesModel.getData();
      var oldData = this._data;
      var coordSys = seriesModel.coordinateSystem;
      var dimensions = coordSys.dimensions;
      var seriesScope = makeSeriesScope(seriesModel);
      data.diff(oldData).add(add).update(update).remove(remove).execute();
  
      function add(newDataIndex) {
        var line = addEl(data, dataGroup, newDataIndex, dimensions, coordSys);
        updateElCommon(line, data, newDataIndex, seriesScope);
      }
  
      function update(newDataIndex, oldDataIndex) {
        var line = oldData.getItemGraphicEl(oldDataIndex);
        var points = createLinePoints(data, newDataIndex, dimensions, coordSys);
        data.setItemGraphicEl(newDataIndex, line);
        graphic.updateProps(line, {
          shape: {
            points: points
          }
        }, seriesModel, newDataIndex);
        saveOldStyle(line);
        updateElCommon(line, data, newDataIndex, seriesScope);
      }
  
      function remove(oldDataIndex) {
        var line = oldData.getItemGraphicEl(oldDataIndex);
        dataGroup.remove(line);
      } // First create
  
  
      if (!this._initialized) {
        this._initialized = true;
        var clipPath = createGridClipShape(coordSys, seriesModel, function () {
          // Callback will be invoked immediately if there is no animation
          setTimeout(function () {
            dataGroup.removeClipPath();
          });
        });
        dataGroup.setClipPath(clipPath);
      }
  
      this._data = data;
    };
  
    ParallelView.prototype.incrementalPrepareRender = function (seriesModel, ecModel, api) {
      this._initialized = true;
      this._data = null;
  
      this._dataGroup.removeAll();
    };
  
    ParallelView.prototype.incrementalRender = function (taskParams, seriesModel, ecModel) {
      var data = seriesModel.getData();
      var coordSys = seriesModel.coordinateSystem;
      var dimensions = coordSys.dimensions;
      var seriesScope = makeSeriesScope(seriesModel);
  
      for (var dataIndex = taskParams.start; dataIndex < taskParams.end; dataIndex++) {
        var line = addEl(data, this._dataGroup, dataIndex, dimensions, coordSys);
        line.incremental = true;
        updateElCommon(line, data, dataIndex, seriesScope);
      }
    };
  
    ParallelView.prototype.remove = function () {
      this._dataGroup && this._dataGroup.removeAll();
      this._data = null;
    };
  
    ParallelView.type = 'parallel';
    return ParallelView;
  }(ChartView);
  
  function createGridClipShape(coordSys, seriesModel, cb) {
    var parallelModel = coordSys.model;
    var rect = coordSys.getRect();
    var rectEl = new graphic.Rect({
      shape: {
        x: rect.x,
        y: rect.y,
        width: rect.width,
        height: rect.height
      }
    });
    var dim = parallelModel.get('layout') === 'horizontal' ? 'width' : 'height';
    rectEl.setShape(dim, 0);
    graphic.initProps(rectEl, {
      shape: {
        width: rect.width,
        height: rect.height
      }
    }, seriesModel, cb);
    return rectEl;
  }
  
  function createLinePoints(data, dataIndex, dimensions, coordSys) {
    var points = [];
  
    for (var i = 0; i < dimensions.length; i++) {
      var dimName = dimensions[i];
      var value = data.get(data.mapDimension(dimName), dataIndex);
  
      if (!isEmptyValue(value, coordSys.getAxis(dimName).type)) {
        points.push(coordSys.dataToPoint(value, dimName));
      }
    }
  
    return points;
  }
  
  function addEl(data, dataGroup, dataIndex, dimensions, coordSys) {
    var points = createLinePoints(data, dataIndex, dimensions, coordSys);
    var line = new graphic.Polyline({
      shape: {
        points: points
      },
      // silent: true,
      z2: 10
    });
    dataGroup.add(line);
    data.setItemGraphicEl(dataIndex, line);
    return line;
  }
  
  function makeSeriesScope(seriesModel) {
    var smooth = seriesModel.get('smooth', true);
    smooth === true && (smooth = DEFAULT_SMOOTH);
    smooth = numericToNumber(smooth);
    eqNaN(smooth) && (smooth = 0);
    return {
      smooth: smooth
    };
  }
  
  function updateElCommon(el, data, dataIndex, seriesScope) {
    el.useStyle(data.getItemVisual(dataIndex, 'style'));
    el.style.fill = null;
    el.setShape('smooth', seriesScope.smooth);
    var itemModel = data.getItemModel(dataIndex);
    var emphasisModel = itemModel.getModel('emphasis');
    setStatesStylesFromModel(el, itemModel, 'lineStyle');
    enableHoverEmphasis(el, emphasisModel.get('focus'), emphasisModel.get('blurScope'));
  } // function simpleDiff(oldData, newData, dimensions) {
  //     let oldLen;
  //     if (!oldData
  //         || !oldData.__plProgressive
  //         || (oldLen = oldData.count()) !== newData.count()
  //     ) {
  //         return true;
  //     }
  //     let dimLen = dimensions.length;
  //     for (let i = 0; i < oldLen; i++) {
  //         for (let j = 0; j < dimLen; j++) {
  //             if (oldData.get(dimensions[j], i) !== newData.get(dimensions[j], i)) {
  //                 return true;
  //             }
  //         }
  //     }
  //     return false;
  // }
  // FIXME put in common util?
  
  
  function isEmptyValue(val, axisType) {
    return axisType === 'category' ? val == null : val == null || isNaN(val); // axisType === 'value'
  }
  
  export default ParallelView;