| /* |
| * 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 GlobalModel from '../../model/Global'; |
| import TimelineModel from './TimelineModel'; |
| import { defaults } from 'zrender/src/core/util'; |
| import { Payload } from '../../util/types'; |
| import { EChartsExtensionInstallRegisters } from '../../extension'; |
| import ExtensionAPI from '../../core/ExtensionAPI'; |
| |
| export interface TimelineChangePayload extends Payload { |
| type: 'timelineChange' |
| currentIndex: number |
| } |
| export interface TimelinePlayChangePayload extends Payload { |
| type: 'timelinePlayChange' |
| playState: boolean |
| } |
| |
| |
| export function installTimelineAction(registers: EChartsExtensionInstallRegisters) { |
| registers.registerAction( |
| |
| {type: 'timelineChange', event: 'timelineChanged', update: 'prepareAndUpdate'}, |
| |
| function (payload: TimelineChangePayload, ecModel: GlobalModel, api: ExtensionAPI) { |
| |
| const timelineModel = ecModel.getComponent('timeline') as TimelineModel; |
| if (timelineModel && payload.currentIndex != null) { |
| timelineModel.setCurrentIndex(payload.currentIndex); |
| |
| if ( |
| !timelineModel.get('loop', true) |
| && timelineModel.isIndexMax() |
| && timelineModel.getPlayState() |
| ) { |
| timelineModel.setPlayState(false); |
| |
| // The timeline has played to the end, trigger event |
| api.dispatchAction({ |
| type: 'timelinePlayChange', |
| playState: false, |
| from: payload.from |
| }); |
| } |
| } |
| |
| // Set normalized currentIndex to payload. |
| ecModel.resetOption('timeline', { replaceMerge: timelineModel.get('replaceMerge', true) }); |
| |
| return defaults({ |
| currentIndex: timelineModel.option.currentIndex |
| }, payload); |
| } |
| ); |
| |
| registers.registerAction( |
| |
| {type: 'timelinePlayChange', event: 'timelinePlayChanged', update: 'update'}, |
| |
| function (payload: TimelinePlayChangePayload, ecModel: GlobalModel) { |
| const timelineModel = ecModel.getComponent('timeline') as TimelineModel; |
| if (timelineModel && payload.playState != null) { |
| timelineModel.setPlayState(payload.playState); |
| } |
| } |
| ); |
| } |