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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. | |
| */ | |
| // @ts-nocheck | |
| import {curry, each} from 'zrender/src/core/util'; | |
| function legendSelectActionHandler(methodName, payload, ecModel) { | |
| const selectedMap = {}; | |
| const isToggleSelect = methodName === 'toggleSelected'; | |
| let isSelected; | |
| // Update all legend components | |
| ecModel.eachComponent('legend', function (legendModel) { | |
| if (isToggleSelect && isSelected != null) { | |
| // Force other legend has same selected status | |
| // Or the first is toggled to true and other are toggled to false | |
| // In the case one legend has some item unSelected in option. And if other legend | |
| // doesn't has the item, they will assume it is selected. | |
| legendModel[isSelected ? 'select' : 'unSelect'](payload.name); | |
| } | |
| else if (methodName === 'allSelect' || methodName === 'inverseSelect') { | |
| legendModel[methodName](); | |
| } | |
| else { | |
| legendModel[methodName](payload.name); | |
| isSelected = legendModel.isSelected(payload.name); | |
| } | |
| const legendData = legendModel.getData(); | |
| each(legendData, function (model) { | |
| const name = model.get('name'); | |
| // Wrap element | |
| if (name === '\n' || name === '') { | |
| return; | |
| } | |
| const isItemSelected = legendModel.isSelected(name); | |
| if (selectedMap.hasOwnProperty(name)) { | |
| // Unselected if any legend is unselected | |
| selectedMap[name] = selectedMap[name] && isItemSelected; | |
| } | |
| else { | |
| selectedMap[name] = isItemSelected; | |
| } | |
| }); | |
| }); | |
| // Return the event explicitly | |
| return (methodName === 'allSelect' || methodName === 'inverseSelect') | |
| ? { | |
| selected: selectedMap | |
| } | |
| : { | |
| name: payload.name, | |
| selected: selectedMap | |
| }; | |
| } | |
| export function installLegendAction(registers) { | |
| /** | |
| * @event legendToggleSelect | |
| * @type {Object} | |
| * @property {string} type 'legendToggleSelect' | |
| * @property {string} [from] | |
| * @property {string} name Series name or data item name | |
| */ | |
| registers.registerAction( | |
| 'legendToggleSelect', 'legendselectchanged', | |
| curry(legendSelectActionHandler, 'toggleSelected') | |
| ); | |
| registers.registerAction( | |
| 'legendAllSelect', 'legendselectall', | |
| curry(legendSelectActionHandler, 'allSelect') | |
| ); | |
| registers.registerAction( | |
| 'legendInverseSelect', 'legendinverseselect', | |
| curry(legendSelectActionHandler, 'inverseSelect') | |
| ); | |
| /** | |
| * @event legendSelect | |
| * @type {Object} | |
| * @property {string} type 'legendSelect' | |
| * @property {string} name Series name or data item name | |
| */ | |
| registers.registerAction( | |
| 'legendSelect', 'legendselected', | |
| curry(legendSelectActionHandler, 'select') | |
| ); | |
| /** | |
| * @event legendUnSelect | |
| * @type {Object} | |
| * @property {string} type 'legendUnSelect' | |
| * @property {string} name Series name or data item name | |
| */ | |
| registers.registerAction( | |
| 'legendUnSelect', 'legendunselected', | |
| curry(legendSelectActionHandler, 'unSelect') | |
| ); | |
| } |