| /* |
| * 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. |
| */ |
| |
| /** |
| * Data selectable mixin for chart series. |
| * To eanble data select, option of series must have `selectedMode`. |
| * And each data item will use `selected` to toggle itself selected status |
| */ |
| import * as zrUtil from 'zrender/src/core/util'; |
| export default { |
| /** |
| * @param {Array.<Object>} targetList [{name, value, selected}, ...] |
| * If targetList is an array, it should like [{name: ..., value: ...}, ...]. |
| * If targetList is a "List", it must have coordDim: 'value' dimension and name. |
| */ |
| updateSelectedMap: function (targetList) { |
| this._targetList = zrUtil.isArray(targetList) ? targetList.slice() : []; |
| this._selectTargetMap = zrUtil.reduce(targetList || [], function (targetMap, target) { |
| targetMap.set(target.name, target); |
| return targetMap; |
| }, zrUtil.createHashMap()); |
| }, |
| |
| /** |
| * Either name or id should be passed as input here. |
| * If both of them are defined, id is used. |
| * |
| * @param {string|undefined} name name of data |
| * @param {number|undefined} id dataIndex of data |
| */ |
| // PENGING If selectedMode is null ? |
| select: function (name, id) { |
| var target = id != null ? this._targetList[id] : this._selectTargetMap.get(name); |
| var selectedMode = this.get('selectedMode'); |
| |
| if (selectedMode === 'single') { |
| this._selectTargetMap.each(function (target) { |
| target.selected = false; |
| }); |
| } |
| |
| target && (target.selected = true); |
| }, |
| |
| /** |
| * Either name or id should be passed as input here. |
| * If both of them are defined, id is used. |
| * |
| * @param {string|undefined} name name of data |
| * @param {number|undefined} id dataIndex of data |
| */ |
| unSelect: function (name, id) { |
| var target = id != null ? this._targetList[id] : this._selectTargetMap.get(name); // var selectedMode = this.get('selectedMode'); |
| // selectedMode !== 'single' && target && (target.selected = false); |
| |
| target && (target.selected = false); |
| }, |
| |
| /** |
| * Either name or id should be passed as input here. |
| * If both of them are defined, id is used. |
| * |
| * @param {string|undefined} name name of data |
| * @param {number|undefined} id dataIndex of data |
| */ |
| toggleSelected: function (name, id) { |
| var target = id != null ? this._targetList[id] : this._selectTargetMap.get(name); |
| |
| if (target != null) { |
| this[target.selected ? 'unSelect' : 'select'](name, id); |
| return target.selected; |
| } |
| }, |
| |
| /** |
| * Either name or id should be passed as input here. |
| * If both of them are defined, id is used. |
| * |
| * @param {string|undefined} name name of data |
| * @param {number|undefined} id dataIndex of data |
| */ |
| isSelected: function (name, id) { |
| var target = id != null ? this._targetList[id] : this._selectTargetMap.get(name); |
| return target && target.selected; |
| } |
| }; |