wit-uniapp/node_modules/echarts/lib/chart/tree/treeAction.js

/*
* 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 { updateCenterAndZoom } from '../../action/roamHelper.js';
export function installTreeAction(registers) {
  registers.registerAction({
    type: 'treeExpandAndCollapse',
    event: 'treeExpandAndCollapse',
    update: 'update'
  }, function (payload, ecModel) {
    ecModel.eachComponent({
      mainType: 'series',
      subType: 'tree',
      query: payload
    }, function (seriesModel) {
      var dataIndex = payload.dataIndex;
      var tree = seriesModel.getData().tree;
      var node = tree.getNodeByDataIndex(dataIndex);
      node.isExpand = !node.isExpand;
    });
  });
  registers.registerAction({
    type: 'treeRoam',
    event: 'treeRoam',
    // Here we set 'none' instead of 'update', because roam action
    // just need to update the transform matrix without having to recalculate
    // the layout. So don't need to go through the whole update process, such
    // as 'dataPrcocess', 'coordSystemUpdate', 'layout' and so on.
    update: 'none'
  }, function (payload, ecModel, api) {
    ecModel.eachComponent({
      mainType: 'series',
      subType: 'tree',
      query: payload
    }, function (seriesModel) {
      var coordSys = seriesModel.coordinateSystem;
      var res = updateCenterAndZoom(coordSys, payload, undefined, api);
      seriesModel.setCenter && seriesModel.setCenter(res.center);
      seriesModel.setZoom && seriesModel.setZoom(res.zoom);
    });
  });
}