state.ts 71 KB

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  1. import { closeToast, showToast } from "vant";
  2. import { nextTick, reactive, watch } from "vue";
  3. import { OpenSheetMusicDisplay } from "../osmd-extended/src";
  4. import { metronomeData } from "./helpers/metronome";
  5. import { GradualNote, GradualTimes, GradualVersion } from "./type";
  6. import { handleEndEvaluat, handleStartEvaluat } from "./view/evaluating";
  7. import { IFingering, mappingVoicePart, subjectFingering, matchVoicePart } from "/src/view/fingering/fingering-config";
  8. import { handleStartTick, closeTick } from "./view/tick";
  9. import { audioListStart, getAudioCurrentTime, getAudioDuration, setAudioCurrentTime, setAudioPlaybackRate, audioData } from "./view/audio-list";
  10. import { toggleFollow } from "./view/follow-practice";
  11. import { browser, setStorageSpeed, setGlobalData } from "./utils";
  12. import { api_cloudGetMediaStatus, api_createMusicPlayer, api_cloudChangeSpeed, api_cloudSuspend, api_cloudSetCurrentTime, api_cloudDestroy } from "./helpers/communication";
  13. import { verifyCanRepeat, getDuration } from "./helpers/formateMusic";
  14. import { getMusicSheetDetail } from "./utils/baseApi"
  15. import { getQuery } from "/src/utils/queryString";
  16. import { followData, skipNotePractice } from "/src/view/follow-practice/index"
  17. import { changeSongSourceByBate } from "/src/view/audio-list"
  18. import { moveSmoothAnimation, smoothAnimationState, moveSmoothAnimationByPlayTime, moveTranslateXNum, destroySmoothAnimation, calcClientWidth } from "/src/page-instrument/view-detail/smoothAnimation"
  19. import { storeData } from "/src/store";
  20. import { downloadXmlStr } from "./view/music-score"
  21. import { musicScoreRef } from "/src/page-instrument/view-detail/index"
  22. import { headTopData } from "/src/page-instrument/header-top/index";
  23. const query: any = getQuery();
  24. /** 入门 | 进阶 | 大师 */
  25. export type IDifficulty = "BEGINNER" | "ADVANCED" | "PERFORMER";
  26. /** 渲染类型: 五线谱,简谱 */
  27. export enum EnumMusicRenderType {
  28. /** 五线谱 */
  29. staff = "staff",
  30. /** 简谱(首调) */
  31. firstTone = "firstTone",
  32. /** 固定音高 */
  33. fixedTone = "fixedTone",
  34. }
  35. export const musicscoresettingKey = "musicscoresetting";
  36. /** 有声音的是那个音源 */
  37. export type IPlayState = "music" | "background" | "mingSong";
  38. /** 播放状态 */
  39. export type IAudioState = "play" | "paused";
  40. /** 来源 */
  41. export enum IPlatform {
  42. APP = "APP",
  43. PC = "PC",
  44. }
  45. export type ISonges = {
  46. background?: string
  47. music?: string
  48. }
  49. /**
  50. * 特殊教材分类id
  51. */
  52. const classids = [1, 2, 3, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 30, 31, 35, 36, 38, 108, 150, 151, 152, 153, 154, 155, 156, 157, 158, 178, 179, 180, 181, 182]; // 大雅金唐, 竖笛教程, 声部训练展开的分类ID
  53. // 乐器code码
  54. export const musicalInstrumentCodeInfo = [
  55. {
  56. name: '长笛',
  57. code: 'Flute',
  58. id: 1
  59. },
  60. {
  61. name: '短笛',
  62. code: 'Piccolo',
  63. id: 2
  64. },
  65. {
  66. name: '单簧管',
  67. code: 'Clarinet',
  68. id: 3
  69. },
  70. {
  71. name: '低音单簧管',
  72. code: 'Bass Clarinet',
  73. id: 4
  74. },
  75. {
  76. name: '中音萨克斯',
  77. code: 'Alto Saxophone',
  78. id: 5
  79. },
  80. {
  81. name: '次中音萨克斯',
  82. code: 'Tenor Saxophone',
  83. id: 6
  84. },
  85. {
  86. name: '高音萨克斯',
  87. code: 'Soprano Saxophone',
  88. id: 7
  89. },
  90. {
  91. name: '上低音萨克斯',
  92. code: 'Baritone Saxophone',
  93. id: 8
  94. },
  95. {
  96. name: '双簧管',
  97. code: 'Oboe',
  98. id: 9
  99. },
  100. {
  101. name: '大管',
  102. code: 'Bassoon',
  103. id: 10
  104. },
  105. {
  106. name: '小号',
  107. code: 'Trumpet',
  108. id: 11
  109. },
  110. {
  111. name: '圆号',
  112. code: 'Horn',
  113. id: 12
  114. },
  115. {
  116. name: '长号',
  117. code: 'Trombone',
  118. id: 13
  119. },
  120. {
  121. name: '上低音号',
  122. code: 'Baritone',
  123. id: 14
  124. },
  125. {
  126. name: '次中音号',
  127. code: 'Euphonium',
  128. id: 15
  129. },
  130. {
  131. name: '大号',
  132. code: 'Tuba',
  133. id: 16
  134. },
  135. {
  136. name: '钢琴',
  137. code: 'Piano',
  138. id: 17
  139. },
  140. {
  141. name: '电钢琴',
  142. code: 'Electronical Piano',
  143. id: 18
  144. },
  145. {
  146. name: '钢片琴',
  147. code: 'Glockenspiel',
  148. id: 19
  149. },
  150. {
  151. name: '小提琴',
  152. code: 'Violin',
  153. id: 20
  154. },
  155. {
  156. name: '中提琴',
  157. code: 'Viola',
  158. id: 21
  159. },
  160. {
  161. name: '大提琴',
  162. code: 'Violoncello',
  163. id: 22
  164. },
  165. {
  166. name: '低音提琴',
  167. code: 'Contrabass',
  168. id: 23
  169. },
  170. {
  171. name: '架子鼓',
  172. code: 'Drum Set',
  173. id: 24
  174. },
  175. {
  176. name: '小鼓',
  177. code: 'Snare Drum',
  178. id: 25
  179. },
  180. {
  181. name: '马林巴',
  182. code: 'Marimba',
  183. id: 26
  184. },
  185. {
  186. name: '颤音琴',
  187. code: 'Vibraphone',
  188. id: 27
  189. },
  190. {
  191. name: '钟琴',
  192. code: 'Chimes',
  193. id: 28
  194. },
  195. {
  196. name: '木琴',
  197. code: 'Xylophone',
  198. id: 29
  199. },
  200. {
  201. name: '管钟',
  202. code: 'Tubular Bells',
  203. id: 30
  204. },
  205. {
  206. name: '定音鼓',
  207. code: 'Timpani',
  208. id: 31
  209. },
  210. {
  211. name: '键盘',
  212. code: 'Mallets',
  213. id: 32
  214. },
  215. {
  216. name: '排箫',
  217. code: 'Panpipes',
  218. id: 33
  219. },
  220. {
  221. name: '陶笛',
  222. code: 'Ocarina',
  223. id: 34
  224. },
  225. {
  226. name: '陶笛',
  227. code: 'Alto Ocarina',
  228. id: 34
  229. },
  230. {
  231. name: '葫芦丝',
  232. code: 'Woodwind',
  233. id: 35
  234. },
  235. {
  236. name: '葫芦丝',
  237. code: 'Hulusi',
  238. id: 35
  239. },
  240. {
  241. name: '口风琴',
  242. code: 'Nai',
  243. id: 36
  244. },
  245. {
  246. name: '口风琴',
  247. code: 'Melodica',
  248. id: 36
  249. },
  250. {
  251. name: '德式竖笛',
  252. code: 'Tenor Recorder',
  253. id: 37
  254. },
  255. {
  256. name: '德式竖笛',
  257. code: 'German Recorder',
  258. id: 37
  259. },
  260. {
  261. name: '英式竖笛',
  262. code: 'Baroque Recorder',
  263. id: 38
  264. },
  265. {
  266. name: '高音陶笛',
  267. code: 'Whistling',
  268. id: 39
  269. },
  270. {
  271. name: '高音陶笛',
  272. code: 'Soprano Ocarina',
  273. id: 39
  274. },
  275. ]
  276. const state = reactive({
  277. /** 来源 : PC , app */
  278. platform: "" as IPlatform,
  279. appName: "" as "GYM" | "COLEXIU",
  280. musicRenderType: EnumMusicRenderType.staff as EnumMusicRenderType,
  281. /**曲谱是否渲染完成 */
  282. musicRendered: false,
  283. /** 当前曲谱数据ID, 和曲谱ID不一致 */
  284. detailId: "",
  285. /** 曲谱资源URL */
  286. xmlUrl: "",
  287. /** 声部ID */
  288. subjectId: 0 as number,
  289. trackId: 0 as string | number,
  290. isVip: false, // 是否会员
  291. /** 分类ID */
  292. categoriesId: 0,
  293. /** 分类名称 */
  294. categoriesName: "",
  295. /** 是否支持评测 */
  296. enableEvaluation: true,
  297. /** 是否支持转谱 */
  298. enableNotation: false,
  299. /** 后台设置不能转谱,但是默认谱面不是五线谱时,需要显示转谱按钮,此时只能转首调和固定调 */
  300. specialShowNotation: false,
  301. /** 曲谱ID */
  302. examSongId: "",
  303. /** 内容平台的曲谱ID,可能会和业务端的id不一样 */
  304. cbsExamSongId: "",
  305. /** 曲谱名称 */
  306. examSongName: "",
  307. /** 曲谱封面 */
  308. coverImg: "",
  309. /** 扩展字段 */
  310. extConfigJson: {} as any,
  311. /** 扩展样式字段 */
  312. extStyleConfigJson: {} as any,
  313. /** 是否开启节拍器(mp3节拍器) */
  314. isOpenMetronome: false,
  315. /** 演唱模式是否开启节拍器(mp3节拍器) */
  316. isSingOpenMetronome: false,
  317. /** 是否显示指法 */
  318. isShowFingering: false,
  319. /** 原音 */
  320. music: "",
  321. /** 伴奏 */
  322. accompany: "",
  323. /** 范唱 */
  324. fanSong: "",
  325. /** 伴唱 */
  326. banSong: "",
  327. /** 唱名 */
  328. mingSong: "",
  329. /** 唱名女 如果有男唱名的情况下*/
  330. mingSongGirl:"",
  331. /** 节拍器音乐资源 */
  332. beatSong: {
  333. music: "",
  334. accompany: "",
  335. fanSong: "",
  336. banSong: "",
  337. mingSong: "",
  338. mingSongGirl: ""
  339. },
  340. /** midiURL */
  341. midiUrl: "",
  342. /** 父分ID */
  343. parentCategoriesId: 0,
  344. /** 分类ID */
  345. musicSheetCategoriesId: 0,
  346. /** 各产品端的分类ID,(管乐迷、管乐团、酷乐秀、课堂乐器) */
  347. bizMusicCategoryId: 0,
  348. /** 资源类型: mp3 | midi */
  349. playMode: "MP3" as "MP3" | "MIDI",
  350. /** 设置的速度 */
  351. speed: 0,
  352. /** 曲谱音频正常的速度 */
  353. originSpeed: 0,
  354. /** 播放过程中显示的速度 */
  355. playIngSpeed: 0,
  356. /** 分轨名称 */
  357. track: "",
  358. /** 当前显示声部索引 */
  359. partIndex: 0,
  360. /** 演奏是否需要节拍器 */
  361. needTick: false,
  362. /** 演唱模式是否需要节拍器 */
  363. needSingTick: false,
  364. /** 曲谱实例 */
  365. osmd: null as unknown as OpenSheetMusicDisplay,
  366. /**是否是特殊乐谱类型, 主要针对管乐迷 */
  367. isSpecialBookCategory: false,
  368. /** 播放状态 */
  369. playState: "paused" as IAudioState,
  370. /** 播放结束状态 */
  371. playEnd: false,
  372. /** 播放类型 演奏 演唱 */
  373. playType: "play" as "play" | "sing",
  374. /** 播放那个: 原音,伴奏 */
  375. playSource: "music" as IPlayState,
  376. /** 播放进度 */
  377. playProgress: 0,
  378. /** 激活的note index */
  379. activeNoteIndex: 0,
  380. /** 激活的小节 */
  381. activeMeasureIndex: -1,
  382. /** 选段状态 */
  383. sectionStatus: false,
  384. /** 选段数据 */
  385. section: [] as any[],
  386. /** 选段背景 */
  387. sectionBoundingBoxs: [] as any[],
  388. /** 开启选段预备 */
  389. isOpenPrepare: false,
  390. /** 选段预备 */
  391. sectionFirst: null as any,
  392. /** 音符数据 */
  393. times: [] as any[],
  394. /** 播放模式 */
  395. modeType: "practise" as "practise" | "follow" | "evaluating",
  396. /** 设置 */
  397. setting: {
  398. /** 效音提醒 */
  399. soundEffect: true,
  400. /** 护眼模式 */
  401. eyeProtection: false,
  402. /** 摄像头 */
  403. camera: false,
  404. /** 摄像头透明度 */
  405. cameraOpacity: 70,
  406. /** 循环播放 */
  407. repeatAutoPlay: true,
  408. /** 显示指法 */
  409. displayFingering: true,
  410. /** 显示光标 */
  411. displayCursor: true,
  412. /** 频率 */
  413. frequency: 0,
  414. /** 评测难度 */
  415. evaluationDifficulty: "BEGINNER" as IDifficulty,
  416. /** 保存到相册 */
  417. saveToAlbum: true,
  418. /** 开启伴奏 */
  419. enableAccompaniment: true,
  420. /** 反应时间 */
  421. reactionTimeMs: 0,
  422. /** 节拍器音量 */
  423. beatVolume: 50,
  424. },
  425. /** 后台设置的基准评测频率 */
  426. baseFrequency: 440,
  427. /** mp3节拍器的时间,统计拍数、速度计算得出,evxml通过读取xml元素获取 */
  428. fixtime: 0,
  429. /** evxml等待播放的时间 */
  430. evXmlBeginTime: 0,
  431. /** 第二遍循环evxml等待播放的时间 */
  432. secondEvXmlBeginTime: 0,
  433. /** evxml等待播放的时间集合,多遍反复播放,会有多个timegap(前奏)时间 */
  434. evXmlBeginArr: [] as any,
  435. /** 指法信息 */
  436. fingeringInfo: {} as IFingering,
  437. /** 滚动容器的ID */
  438. scrollContainer: "musicAndSelection",
  439. /** 是否是打击乐 */
  440. isPercussion: false,
  441. /** 评测标准 */
  442. evaluationStandard: '',
  443. /** 是否重复节拍器的时间 */
  444. repeatedBeats: 0,
  445. /**当前曲谱中所有声部名字 */
  446. partListNames: [] as any,
  447. /** 渐变速度信息 */
  448. gradual: [] as GradualNote[],
  449. /** 渐变速度版本 */
  450. gradualVersion: GradualVersion.BASE as GradualVersion,
  451. /** 渐变时间信息 */
  452. gradualTimes: null as GradualTimes,
  453. /** 单声部多声轨 */
  454. multitrack: 0,
  455. /** 缩放 */
  456. zoom: 0.8,
  457. /** 渲染曲谱比例 */
  458. musicZoom: 1,
  459. /** 练习,评测是否是选段模式 */
  460. isSelectMeasureMode: false,
  461. /** 是否是评分显示 */
  462. isReport: false,
  463. /** 是否隐藏评测报告弹窗,保存演奏按钮,默认不隐藏 */
  464. isHideEvaluatReportSaveBtn: false,
  465. /** 是否是合奏 */
  466. isConcert: false,
  467. /** 用户选择的结束小节数 */
  468. userChooseEndIndex: 0,
  469. /** 重播小节集合信息 */
  470. repeatInfo: [] as any,
  471. /** 多分轨的曲子,可支持筛选的分轨 */
  472. canSelectTracks: [] as any,
  473. /** 声部codeId */
  474. subjectCodeId: 0 as number,
  475. /** 乐器codeId,用于匹配乐器指法、声部转调、特殊声部处理等 */
  476. musicalCodeId: 0 as number,
  477. /** 乐器code,用于评测传参 */
  478. musicalCode: '' as any,
  479. /** 合奏曲目是否合并展示 */
  480. isCombineRender: false,
  481. /** 是否支持总谱 */
  482. isScoreRender: false,
  483. /** 是否默认显示总谱 */
  484. defaultScoreRender: false,
  485. /** 没有音源字段 */
  486. noMusicSource: false,
  487. /** 小节的持续时长,以后台设置的播放速度计算 */
  488. measureTime: 0,
  489. /** 跟练模式,节拍器播放的时间 */
  490. beatStartTime: 0,
  491. /** 是否为详情预览模式 */
  492. isPreView: false,
  493. /** 是否为评测报告模式 */
  494. isEvaluatReport: false,
  495. /** midi播放器是否初始化中 */
  496. midiPlayIniting: false,
  497. /** 曲目信息 */
  498. songs: {} as ISonges,
  499. isAppPlay: false, // 是否midi音频,midi是app播放
  500. /** 音频播放器实例 */
  501. audiosInstance: null as any,
  502. /** midi音频的时长 */
  503. durationNum: 0,
  504. midiSectionStart: 0,
  505. /** 音频文件是否加载完成 */
  506. audioDone: false,
  507. /** 是否为单行谱渲染模式 */
  508. isSingleLine: true,
  509. /** 是否是evxml */
  510. isEvxml: false,
  511. noTimes: [] as any,
  512. /** 老师端:功能按钮布局方向 */
  513. playBtnDirection: "left" as "left" | "right",
  514. /** 云练习按钮方向,如果有指法并且是竖向的指法,为了防止播放按钮把指法挡住,此时云练习播放按钮方向应该取反 */
  515. musicScoreBtnDirection: "right" as "left" | "right",
  516. /** 是否在老师端上课页面 */
  517. isAttendClass: false,
  518. /** 引导页信息 */
  519. guideInfo: null as any,
  520. noteCoords: [] as any,
  521. specialPosInit: false,
  522. /** 资源类型 */
  523. paymentType: null,
  524. /** 播放模式,默认练习模式 */
  525. defaultModeType: 1,
  526. /** 音符最多歌词次数 */
  527. maxLyricNum: 0,
  528. /** 小节dom集合 */
  529. vfmeasures: [] as SVGAElement[],
  530. /** 作曲家 */
  531. musicComposer: '',
  532. /** 作词家 */
  533. musicLyricist: '',
  534. // 加载条
  535. isLoading: true,
  536. /** 加载中的文案 */
  537. loadingText: '音频资源加载中,请稍后…',
  538. /** 是否是简单的单行谱模式页面 */
  539. isSimplePage: false,
  540. /** xml的速度和后台设置的速度,计算出的基础音频播放倍率 */
  541. originAudioPlayRate: 1,
  542. /** 开始播放时,记录的mp3播放倍率,用户当前设置的速度/当前小节的速度 */
  543. basePlayRate: 1,
  544. /** 引导页显示状态 */
  545. hasDriverPop: false,
  546. /** 播放倍率不等于1,或者是选段评测,APP暂时不支持保存演奏,需要给出提示 */
  547. noSavePopShow: true,
  548. /** xml里面是否有歌词 */
  549. xmlHasLyric: false,
  550. /** 生成图片的模式 */
  551. isCreateImg: false,
  552. /** 切换谱面后,作业选段是否需要刷新 */
  553. workSectionNeedReset: false,
  554. /** 旋律线开关 */
  555. melodyLine: true,
  556. });
  557. const browserInfo = browser();
  558. let offset_duration = 0;
  559. /** 自定义数据 */
  560. export const customData = reactive({
  561. /** 自定义音符时值 */
  562. customNoteRealValue: [] as any,
  563. /** 自定义音符按读取到的时值 */
  564. customNoteCurrentTime: false,
  565. });
  566. /** 在渲染前后计算光标应该走到的音符 */
  567. export const setStep = () => {
  568. // console.log('播放状态',state.playState)
  569. if (state.playState !== "play") {
  570. console.log("暂停播放");
  571. return;
  572. }
  573. let startTime = Date.now();
  574. requestAnimationFrame(() => {
  575. const endTime = Date.now();
  576. // 渲染时间大于16.6,就会让页面卡顿, 如果渲染时间大与16.6就下一个渲染帧去计算
  577. if (endTime - startTime < 16.7) {
  578. handlePlaying();
  579. setStep();
  580. } else {
  581. setTimeout(() => {
  582. handlePlaying();
  583. setStep();
  584. }, 16.7);
  585. }
  586. });
  587. };
  588. /** 开始播放 */
  589. export const onPlay = () => {
  590. console.log("开始播放", '音频总时长:', getAudioDuration());
  591. state.playEnd = false;
  592. // offset_duration = browserInfo.xiaomi ? 0.2 : 0.08;
  593. offset_duration = 0.2;
  594. setStep();
  595. };
  596. /** 播放模式结束自动重播 */
  597. const autoResetPlay = () => {
  598. if (state.modeType !== "practise") return;
  599. skipNotePlay(0, true);
  600. // 没有开启自动重播, 不是练习模式
  601. if (!state.setting.repeatAutoPlay) return;
  602. scrollViewNote();
  603. setTimeout(() => {
  604. togglePlay("play");
  605. }, 1000);
  606. };
  607. /** 播放完成事件 */
  608. export const onEnded = () => {
  609. console.log("音频播放结束");
  610. // if (state.isAppPlay) {
  611. // // 销毁播放器
  612. // api_cloudDestroy();
  613. // }
  614. if (state.playEnd) {
  615. console.log('音频播放结束,无需再次执行')
  616. return
  617. }
  618. // 修改状态为结束
  619. state.playEnd = true;
  620. state.playState = "paused";
  621. // 结束播放
  622. audioListStart(state.playState);
  623. // 调用结束评测
  624. handleEndEvaluat(true);
  625. // 调用自动重复播放
  626. autoResetPlay();
  627. };
  628. // 根据当前小节动态设置,右上角展示的速度
  629. const dynamicShowPlaySpeed = (index: number) => {
  630. const item: any = state.times[index];
  631. if (item && item.measureSpeed ) {
  632. // console.log('速度1',item.measureSpeed)
  633. state.speed = Math.floor(state.basePlayRate * item.measureSpeed)
  634. }
  635. }
  636. // 开始播放时,计算mp3的播放倍率
  637. export const initSetPlayRate = () => {
  638. const item: any = (state.sectionStatus && state.section.length === 2) ? state.sectionFirst || state.section[0] : state.times[state.activeNoteIndex];
  639. if (item && item.measureSpeed) {
  640. const ratio = state.speed / item.measureSpeed
  641. // state.audiosInstance?.setSpeed(ratio)
  642. state.basePlayRate = ratio || 1;
  643. console.log('播放倍率',state.basePlayRate)
  644. }
  645. }
  646. // 重置播放倍率
  647. export const resetBaseRate = (idx?: number) => {
  648. const index = idx ? idx : 0;
  649. const currentItem: any = state.times[index];
  650. const currentSpeed = currentItem?.measureSpeed ? currentItem.measureSpeed : state.originSpeed;
  651. console.log('速度2',currentSpeed)
  652. state.speed = currentSpeed
  653. //state.activeNoteIndex = 0
  654. state.basePlayRate = 1;
  655. }
  656. /**
  657. * 播放一直触发的事件
  658. */
  659. const handlePlaying = () => {
  660. const currentTime = getAudioCurrentTime();
  661. const duration = getAudioDuration();
  662. state.playProgress = (currentTime / duration) * 100;
  663. let item = getNote(currentTime);
  664. if (item) {
  665. // 选段状态下
  666. if (state.sectionStatus && state.section.length === 2) {
  667. // 如果开启了预备拍
  668. const selectStartItem = state.sectionFirst ? state.sectionFirst : state.section[0];
  669. const selectEndItem = state.section[1];
  670. /**
  671. * #9374,反复小节的曲目播放错误, bug修复
  672. * 曲目:噢!苏珊娜-排箫-人音
  673. * 现象:重播小节为2-9,选段为4-12,当播完第9小节后会回到第2小节重播2-8,再播放10-12
  674. * 4-12,不符合重播规则,所以播完第9小节后,音频需要跳转到第10小节播放
  675. */
  676. if (state.repeatInfo.length) {
  677. const canRepeatInfo = verifyCanRepeat(state.section[0].MeasureNumberXML, state.section[1].MeasureNumberXML)
  678. const repeatIdx = canRepeatInfo.repeatIdx == -1 ? 0 : canRepeatInfo.repeatIdx
  679. if (state.modeType === "practise" && !canRepeatInfo.canRepeat && state.section[1].MeasureNumberXML > state.repeatInfo[repeatIdx].end) {
  680. const preItem = state.times[item.i - 1]
  681. if (preItem && preItem.MeasureNumberXML > item.MeasureNumberXML) {
  682. const skipItem = state.times.find((item: any) => item.MeasureNumberXML === preItem.MeasureNumberXML + 1)
  683. if (skipItem) {
  684. // 跳转到指定的音频位置
  685. setAudioCurrentTime(skipItem.time, skipItem.i);
  686. gotoNext(skipItem);
  687. return
  688. }
  689. }
  690. }
  691. }
  692. // if (Math.abs(selectEndItem.endtime - currentTime) < offset_duration) {
  693. // if (currentTime - selectEndItem.endtime > offset_duration) {
  694. //console.log(currentTime,selectEndItem.endtime)
  695. if (currentTime - selectEndItem.endtime >= 0) {
  696. console.log("选段播放结束", state.setting.repeatAutoPlay);
  697. // 如果为选段评测模式
  698. if (state.modeType === "evaluating" && state.isSelectMeasureMode) {
  699. onEnded();
  700. return;
  701. }
  702. // #8698 bug修复
  703. if (state.modeType === "practise" && state.sectionStatus) {
  704. onEnded();
  705. // state.activeNoteIndex = state.sectionFirst ? state.sectionFirst.i : state.section[0].i
  706. // dynamicShowPlaySpeed(state.activeNoteIndex)
  707. resetPlaybackToStart();
  708. return;
  709. }
  710. item = selectStartItem;
  711. setAudioCurrentTime(selectStartItem.time, selectStartItem.i);
  712. }
  713. }
  714. gotoNext(item);
  715. dynamicShowPlaySpeed(item.i);
  716. }
  717. // 评测不播放叮咚节拍器
  718. // if (state.modeType !== "evaluating") {
  719. // metronomeData.metro?.sound(currentTime);
  720. // }
  721. // 不需要播放节拍器的声音,因为音频带有节拍器的声音
  722. // metronomeData.metro?.sound(currentTime);
  723. // 一行谱,需要滚动小节
  724. if (state.isSingleLine) {
  725. moveSmoothAnimationByPlayTime()
  726. }
  727. };
  728. /** 跳转到指定音符开始播放 */
  729. export const skipNotePlay = async (itemIndex: number, isStart = false) => {
  730. console.log('点击音符')
  731. const item = state.times[itemIndex];
  732. let itemTime = item.time;
  733. if (isStart) {
  734. itemTime = 0;
  735. }
  736. if (item) {
  737. // 非选段模式,点击音符,动态设置右下角的速度
  738. if (item.measureSpeed && state.section.length < 2) {
  739. state.speed = Math.floor(state.basePlayRate * item.measureSpeed)
  740. }
  741. setAudioCurrentTime(itemTime, itemIndex);
  742. // 一行谱,点击音符,或者播放完成,需要跳转音符位置
  743. gotoNext(item, true);
  744. // 不需要播放节拍器的声音,因为音频带有节拍器的声音
  745. // metronomeData.metro?.sound(itemTime);
  746. if (state.isAppPlay) {
  747. await api_cloudSetCurrentTime({
  748. currentTime: itemTime * 1000,
  749. songID: state.examSongId,
  750. })
  751. audioData.progress = itemTime
  752. state.midiSectionStart = itemTime
  753. }
  754. // 如果是跟练模式
  755. if (followData.start) {
  756. skipNotePractice()
  757. }
  758. }
  759. };
  760. /**
  761. * 切换曲谱播放状态
  762. * @param playState 需要切换的状态 play:播放, paused: 暂停
  763. */
  764. export const togglePlay = async (playState: "play" | "paused", sourceType?: string) => {
  765. // 如果mp3资源还在加载中,给出提示
  766. if (!state.isAppPlay && !state.audioDone) {
  767. if (sourceType !== 'courseware') showToast('音频资源加载中,请稍后')
  768. return
  769. }
  770. // 播放之前 当为评测模式和不为MIDI时候按 是否禁用节拍器 切换音源
  771. if (playState === 'play' && state.modeType === "practise" && state.playMode !== "MIDI") {
  772. console.log("设置音源")
  773. changeSongSourceByBate(metronomeData.disable)
  774. }
  775. // midi播放
  776. if (state.isAppPlay) {
  777. if (playState === "paused") {
  778. await api_cloudSuspend({
  779. songID: state.examSongId,
  780. })
  781. state.playState = 'paused'
  782. // 当在节拍器播放期间暂停的话 就暂停节拍器
  783. closeTick()
  784. return
  785. }
  786. skipNotePlay(state.activeNoteIndex, false);
  787. await api_cloudChangeSpeed({
  788. speed: state.modeType === "evaluating" ? state.originSpeed : state.speed,
  789. originalSpeed: state.originSpeed,
  790. songID: state.examSongId,
  791. });
  792. const cloudGetMediaStatus = await api_cloudGetMediaStatus();
  793. const status = cloudGetMediaStatus?.content.status === "suspend" ? "play" : "paused"
  794. state.playState = status
  795. } else {
  796. state.playState = playState;
  797. }
  798. if (state.playState === "play" && state.sectionStatus && state.section.length == 2 && state.playProgress === 0) {
  799. resetPlaybackToStart();
  800. }
  801. // 当在节拍器播放期间暂停的话 就暂停节拍器
  802. if (state.playState === "paused") {
  803. closeTick()
  804. }
  805. // 设置为开始播放时, 如果需要节拍,先播放节拍器 只有在当前播放时间不为0的时候开启节拍器
  806. const isOneMeasureNumberXML = state.section.length === 2 && state.section[0].MeasureNumberXML === 2 //当是选段模式 并且开始小节是第二小节 就不播节拍器(这种情况有预选小节,currentTime是0)
  807. if (state.playState === "play" && getAudioCurrentTime() === 0 && !isOneMeasureNumberXML && ((state.playType === "play" && state.needTick) || (state.playType === "sing" && state.needSingTick))) {
  808. // 如果是系统节拍器 等系统节拍器播完了再播,如果是mp3节拍器 直接播
  809. if ((state.playType === "play" && !state.isOpenMetronome) || (state.playType === "sing" && !state.isSingOpenMetronome)) {
  810. const tickend = await handleStartTick();
  811. // console.log("🚀 ~ tickend:", tickend)
  812. // 节拍器返回false, 取消播放
  813. if (!tickend) {
  814. state.playState = "paused";
  815. return false;
  816. }
  817. } else {
  818. handleStartTick()
  819. }
  820. }
  821. // 如果选段没有结束, 直接开始播放,清空选段状态
  822. if (state.playState == "play") {
  823. if (state.sectionStatus && state.section.length < 2) {
  824. clearSelection();
  825. }
  826. }
  827. initSetPlayRate();
  828. audioListStart(state.playState);
  829. return true;
  830. };
  831. /** 结束播放 */
  832. export const handleStopPlay = () => {
  833. state.playState = "paused";
  834. audioListStart(state.playState);
  835. };
  836. /** 重置播放为开始 */
  837. export const resetPlaybackToStart = () => {
  838. // 如果为选段状态
  839. if (state.sectionStatus && state.section.length === 2) {
  840. state.section = formateSelectMearure(state.section);
  841. return;
  842. } else {
  843. // 非选段状态,重播需要重置当前选中的小节为第一个小节
  844. metronomeData.activeMetro = metronomeData.metroMeasure[0]?.[0] || {};
  845. }
  846. skipNotePlay(0, true);
  847. };
  848. /** 跳转到指定音符 */
  849. export const gotoCustomNote = (index: number) => {
  850. try {
  851. state.osmd.cursor.reset();
  852. } catch (error) { }
  853. for (let i = 0; i < index; i++) {
  854. state.osmd.cursor.next();
  855. }
  856. };
  857. // 找出离目标元素最近的音符
  858. const computedDistance = (x: number, y: number) => {
  859. let minDistance = -1, minidx = 0;
  860. let a, b, c;
  861. state.noteCoords.forEach((note: any, idx: any) => {
  862. //a,b为直角三角形的两个直角边
  863. a = Math.abs(note.x - x)
  864. b = Math.abs(note.y - y)
  865. //c为直角三角形的斜边
  866. c = Math.sqrt(a * a + b * b) as 0
  867. c = Number(c.toFixed(0)) as 0
  868. if (c !== 0 && (minDistance === - 1 || c < minDistance)) {
  869. //min为元素中离目标元素最近元素的距离
  870. minDistance = c
  871. minidx = idx
  872. }
  873. })
  874. return minidx
  875. };
  876. const customNotePosition = (note: any, cursor: any) => {
  877. const specialIds = ['1788850864767643649', '1788502467554750466', '1788501975122489346'];
  878. if (specialIds.includes(state.cbsExamSongId) && note.multipleRestMeasures === 0) {
  879. const pageLeft = document.getElementById('scrollContainer')?.getBoundingClientRect()?.x || 0;
  880. // 元素的位置
  881. const element = document.getElementById('cursorImg-0')?.getBoundingClientRect?.() || { x: 0, y: 0 };
  882. // 找出距离元素最近的音符
  883. if (element.x && element.y) {
  884. const noteIdx = computedDistance(element.x, element.y);
  885. const targetX = state.noteCoords[noteIdx]?.x - pageLeft;
  886. console.log('音符索引', noteIdx)
  887. cursor.cursorElement.style.left = targetX + "px";
  888. cursor.cursorElement.style.transform = `translateX(0px)`;
  889. }
  890. }
  891. }
  892. const setCursorPosition = (note: any, cursor: any, flag?: string) => {
  893. // console.log('音符',note?.i,state.osmd.Cursor.noteGraphicalId,note.svgElement?.attrs?.id)
  894. if (state.musicRenderType === EnumMusicRenderType.firstTone || state.musicRenderType === EnumMusicRenderType.fixedTone) {
  895. /**
  896. * bug:#9920、#9940
  897. * 简谱选段模式,预备小节为休止小节时,选段播放结束,指针会重置到第一小节位置的初始位置
  898. */
  899. if (state.sectionStatus && state.playState === 'paused' && state.sectionFirst && (note.multipleRestMeasures || note.MeasureNumberXML !== state.sectionFirst?.MeasureNumberXML)) {
  900. return
  901. }
  902. const specialIds = ['1788850864767643649', '1788502467554750466', '1788501975122489346'];
  903. if (specialIds.includes(state.cbsExamSongId) && note.multipleRestMeasures === 0) {
  904. // console.log('音符idx',note?.i,cursor.cursorElement.style.left)
  905. const cursorLeft = cursor?.cursorElement?.style?.left ? parseFloat(cursor.cursorElement.style.left) : 0;
  906. let patchX = 0;
  907. if (state.cbsExamSongId == '1788502467554750466') {
  908. if (state.musicRenderType === EnumMusicRenderType.firstTone) {
  909. patchX = (note.i == 0 || note.i == 60) ? 21 : (note.i == 1 || note.i == 7 || note.i == 23 || note.i == 38 || note.i == 44 || note.i == 52 || note.i == 58) ? -6 : (note.i >= 2 || note.i <= 6) || (note.i >= 8 || note.i <= 22) || (note.i >= 24 || note.i <= 37) || (note.i >= 39 || note.i <= 43) || (note.i >= 45 || note.i <= 51) || (note.i >= 53 || note.i <= 57) || (note.i == 59) ? 6 : 0;
  910. }
  911. if (state.musicRenderType === EnumMusicRenderType.fixedTone) {
  912. patchX = note.i == 0 ? 31 : (note.i == 8 || note.i == 14 || note.i == 30 || note.i == 45 || note.i == 51 || note.i == 59 || note.i == 65) ? -10 : note.i == 67 ? 31 : 0;
  913. }
  914. } else if (state.cbsExamSongId == '1788501975122489346') {
  915. if (state.musicRenderType === EnumMusicRenderType.firstTone) {
  916. patchX = (note.i == 0) ? 21 : (note.i == 1 || note.i == 7 || note.i == 23 || note.i == 38 || note.i == 44 || note.i == 52 || note.i == 58) ? -6 : (note.i == 9 || note.i == 10 || note.i == 12 || note.i == 13) ? 3 : (note.i == 14 || note.i == 30 || note.i == 45 || note.i == 51 || note.i == 59) ? 6 : (note.i == 45) ? -8 : (note.i >= 15 || note.i <= 29) || (note.i >= 31 || note.i <= 36) || (note.i >= 38 || note.i <= 44) || (note.i >= 46 || note.i <= 50) || (note.i >= 52 || note.i <= 58) || (note.i >= 60 || note.i <= 64) || (note.i == 66) ? 4 : 0;
  917. }
  918. if (state.musicRenderType === EnumMusicRenderType.fixedTone) {
  919. patchX = note.i == 0 ? 31 : (note.i == 8 || note.i == 14 || note.i == 30 || note.i == 45 || note.i == 51 || note.i == 59 || note.i == 65) ? -10 : note.i == 67 ? 31 : 0;
  920. }
  921. }
  922. if (flag === 'refresh' || (flag === 'init' && !state.specialPosInit)) {
  923. // console.log('音符idx',note?.i,cursor.cursorElement.style.left)
  924. cursor.cursorElement.style.left = cursorLeft + patchX + "px";
  925. state.specialPosInit = true;
  926. }
  927. } else {
  928. nextTick(() => {
  929. let bbox = note.bbox;
  930. if (!bbox) {
  931. const musicContainer = document.getElementById("musicAndSelection")?.getBoundingClientRect() || {
  932. x: 0,
  933. y: 0,
  934. };
  935. const parentLeft = musicContainer.x || 0;
  936. const noteEle = document.querySelector(`#vf-${note.svgElement?.attrs?.id}`);
  937. if (noteEle) {
  938. const noteHead = noteEle.querySelector(".vf-numbered-note-head");
  939. const noteHeadBbox = noteHead?.getBoundingClientRect?.();
  940. if (noteHeadBbox) {
  941. note.bbox = {
  942. left: noteHeadBbox.x - parentLeft - noteHeadBbox.width / 4,
  943. width: noteHeadBbox.width * 1.5,
  944. };
  945. bbox = note.bbox;
  946. }
  947. }
  948. }
  949. if (!bbox) return;
  950. const baseW = state.platform === IPlatform.PC ? 29 : 18;
  951. const width = (bbox.width - baseW) / 3;
  952. // console.log(555555,bbox.left,width)
  953. cursor.cursorElement.style.left = bbox.left + "px";
  954. cursor.cursorElement.style.transform = `translateX(${width}px)`;
  955. });
  956. }
  957. }
  958. };
  959. /**
  960. * 跳转到下一个音符
  961. * 一行谱,点击音符,或者播放完成,需要跳转音符位置,增加参数skipNote
  962. **/
  963. export const gotoNext = (note: any, skipNote?: boolean) => {
  964. // console.log(33333333333,state.activeNoteIndex,note.i)
  965. const num = note.i;
  966. if (state.activeNoteIndex === note.i) {
  967. try {
  968. setCursorPosition(note, state.osmd.cursor, 'init');
  969. } catch (error) {
  970. console.log(error);
  971. }
  972. // 重置 或者切换演奏演唱的时候 可能出现 state.activeNoteIndex === note.i的情况 执行
  973. fillWordColor();
  974. if (state.isSingleLine && state.playState === "paused") {
  975. moveSvgDom(skipNote);
  976. }
  977. return;
  978. }
  979. const osmd = state.osmd;
  980. let prev = state.activeNoteIndex;
  981. state.activeNoteIndex = num;
  982. state.activeMeasureIndex = note.MeasureNumberXML;
  983. dynamicShowPlaySpeed(state.activeNoteIndex);
  984. if (prev && num - prev === 1) {
  985. // console.log('跳转音符',11111,osmd.cursor)
  986. // if (!note.id && note.multipleRestMeasures === 0) {
  987. // } else {
  988. // osmd.cursor.next();
  989. // }
  990. osmd.cursor.next();
  991. } else if (prev && num - prev > 0) {
  992. while (num - prev > 0) {
  993. prev++;
  994. // console.log('跳转音符',22222)
  995. osmd.cursor.next();
  996. }
  997. } else {
  998. gotoCustomNote(num);
  999. }
  1000. try {
  1001. setCursorPosition(note, state.osmd.cursor, 'refresh');
  1002. } catch (error) {
  1003. console.log(error);
  1004. }
  1005. fillWordColor();
  1006. // 一行谱,需要滚动小节
  1007. if (state.isSingleLine) {
  1008. moveSvgDom(skipNote);
  1009. }
  1010. scrollViewNote();
  1011. };
  1012. /** 获取指定音符 */
  1013. export const getNote = (currentTime: number) => {
  1014. const times = state.times;
  1015. const len = state.times.length;
  1016. /** 播放超过了最后一个音符的时间,直接结束, 2秒误差 */
  1017. if (currentTime > times[len - 1].endtime + 2 && !state.isAppPlay && !state.isSimplePage) {
  1018. onEnded();
  1019. return;
  1020. }
  1021. let _item = null as any;
  1022. for (let i = state.activeNoteIndex; i < len; i++) {
  1023. let item = times[i];
  1024. const prevItem = times[i - 1];
  1025. // if (state.isEvxml) {
  1026. // let diffArr: any[] = [];
  1027. // times.forEach((note: any, noteIdx: number) => {
  1028. // if (currentTime >= note.time && currentTime <= times[noteIdx+1].time) {
  1029. // let diffTime = times[noteIdx+1].time - currentTime;
  1030. // diffArr.push({
  1031. // diffTime,
  1032. // idx: noteIdx
  1033. // })
  1034. // }
  1035. // })
  1036. // diffArr.sort((a, b) => a.diffTime - b.diffTime);
  1037. // item = diffArr.length ? times[diffArr[0].idx] : item;
  1038. // }
  1039. if (currentTime >= item.time) {
  1040. if (!prevItem || item.time != prevItem.time) {
  1041. _item = item;
  1042. }
  1043. } else {
  1044. break;
  1045. }
  1046. }
  1047. // console.log("activeNoteIndex", currentTime, state.activeNoteIndex, _item.i);
  1048. return _item;
  1049. };
  1050. /** 重播 */
  1051. export const handleResetPlay = () => {
  1052. // 如果是midi需要重置播放进度
  1053. if (state.isAppPlay) {
  1054. audioData.progress = 0
  1055. }
  1056. // 如果是作业模式,不还原速度
  1057. if (!query.workRecord) {
  1058. resetBaseRate();
  1059. }
  1060. resetPlaybackToStart();
  1061. // 如果是暂停, 直接播放
  1062. togglePlay("play");
  1063. };
  1064. /** 设置速度 */
  1065. export const handleSetSpeed = (speed: number) => {
  1066. // setStorageSpeed(state.examSongId, speed);
  1067. state.speed = speed;
  1068. // 当前的音符
  1069. const currentItem: any = (state.sectionStatus && state.section.length === 2) ? state.sectionFirst || state.section[0] : state.times[state.activeNoteIndex];
  1070. state.basePlayRate = currentItem?.measureSpeed ? state.speed / currentItem.measureSpeed : state.speed / state.originSpeed;
  1071. const actualRate = state.originAudioPlayRate * state.basePlayRate;
  1072. console.log('速度设置',speed,'小节计算的倍率',state.basePlayRate,'实际播放倍率',actualRate)
  1073. };
  1074. /** 清除选段状态 */
  1075. export const clearSelection = () => {
  1076. state.sectionStatus = false;
  1077. state.section = [];
  1078. closeToast();
  1079. };
  1080. /** 开启选段 */
  1081. export const handleChangeSection = () => {
  1082. // 如果开启了选段,再次点击取消选段
  1083. if (state.sectionStatus) {
  1084. togglePlay("paused");
  1085. clearSelection();
  1086. // 重置速度和播放倍率
  1087. resetBaseRate(state.activeNoteIndex);
  1088. //skipNotePlay(0, true); 取消选段的时候 不跳回开头
  1089. state.sectionFirst = null;
  1090. return;
  1091. }
  1092. state.sectionStatus = true;
  1093. // 开启
  1094. if (state.sectionStatus) {
  1095. togglePlay("paused");
  1096. }
  1097. showToast({
  1098. message: "请选择开始小节",
  1099. duration: 0,
  1100. position: "top",
  1101. className: "selectionToast",
  1102. });
  1103. };
  1104. /** 效验并格式化选段小节 */
  1105. const formateSelectMearure = (_list: any[]): any[] => {
  1106. if (!_list.length) return [];
  1107. const list = _list.sort((a, b) => a.time - b.time);
  1108. const startXml = list[0]?.measureOpenIndex;
  1109. const endXml = list.last()?.measureOpenIndex;
  1110. const selectStartMeasure = state.times.filter((n: any) => startXml === n.measureOpenIndex) || [];
  1111. const selectEndMeasure = state.times.filter((n: any) => endXml === n.measureOpenIndex) || [];
  1112. // 没有找到选段小节
  1113. if (!selectStartMeasure.length || !selectEndMeasure.length) {
  1114. clearSelection();
  1115. return [];
  1116. }
  1117. list[0] = selectStartMeasure[0];
  1118. list[1] = selectEndMeasure.last();
  1119. let startItemINdex = list[0].i;
  1120. // 开启预备拍
  1121. if (state.isOpenPrepare) {
  1122. const startXmlIndex = list[0].MeasureNumberXML;
  1123. state.sectionFirst = state.times.find((n: any) => startXmlIndex - n.MeasureNumberXML === 1);
  1124. startItemINdex = state.sectionFirst ? state.sectionFirst.i : startItemINdex;
  1125. }
  1126. skipNotePlay(startItemINdex, startItemINdex === 0);
  1127. return list;
  1128. };
  1129. /** 选择选段 */
  1130. export const handleSelection = (item: any) => {
  1131. if (!state.sectionStatus || state.section.length > 1) return;
  1132. if (state.section.length !== 2 && item) {
  1133. state.section.push(item);
  1134. if (state.section.length === 2) {
  1135. setSection(state.section[0].MeasureNumberXML, state.section[1].MeasureNumberXML)
  1136. //state.section = formateSelectMearure(state.section);
  1137. closeToast();
  1138. }
  1139. }
  1140. if (state.section.length === 1) {
  1141. showToast({
  1142. message: "请选择结束小节",
  1143. duration: 0,
  1144. position: "top",
  1145. className: "selectionToast",
  1146. });
  1147. }
  1148. };
  1149. /** 阶段练习、阶段评测设置选段小节 */
  1150. export const setSection = (start: number, end: number, userSpeed?: number) => {
  1151. const startNotes = state.times.filter(
  1152. (n: any) => n.noteElement.sourceMeasure.MeasureNumberXML == start
  1153. )
  1154. const endNotes = state.times.filter(
  1155. (n: any) => n.noteElement.sourceMeasure.MeasureNumberXML == end
  1156. )
  1157. state.userChooseEndIndex = end
  1158. const lastEndId = endNotes[endNotes.length - 1].noteId
  1159. let lastEndNotes = endNotes.filter((n: any) => n.noteId === lastEndId)
  1160. // 是否符合重播规则
  1161. const canRepeatInfo = verifyCanRepeat(start, end)
  1162. console.log('能否重播', canRepeatInfo)
  1163. const isCanRepeat = canRepeatInfo.canRepeat
  1164. // 如果符合重播规则,但是lastEndNotes长度为1,则需要向前找,直到找到lastEndNotes长度为2
  1165. /**
  1166. * 如果符合重播规则,但是lastEndNotes长度为1,则需要向前找,直到找到lastEndNotes长度为2
  1167. * 2024.03.28 新增逻辑,如果当前选中的结束小节是跳房子,则不向前找,因为这种场景不符合重播规则(bug:#9921)
  1168. * TODO:通过vf-volta判断是否是跳房子
  1169. */
  1170. let isSkipVolta = false; // 结束小节是否是跳房子小节
  1171. if (lastEndNotes.length === 1) {
  1172. isSkipVolta = lastEndNotes[0]?.stave?.modifiers?.some((item: any) => item.getAttribute('type') === 'Volta')
  1173. }
  1174. let currentEndNum: number = end
  1175. const lastEndIndex: any = state.repeatInfo[canRepeatInfo.repeatIdx]?.end || 0
  1176. while (isCanRepeat && lastEndNotes.length === 1 && lastEndNotes[0].MeasureNumberXML <= lastEndIndex && !isSkipVolta) {
  1177. currentEndNum = currentEndNum - 1
  1178. const newEndNotes = state.times.filter(
  1179. (n: any) => n.noteElement.sourceMeasure.MeasureNumberXML == currentEndNum
  1180. )
  1181. const newLastEndId = newEndNotes[newEndNotes.length - 1].noteId
  1182. lastEndNotes = newEndNotes.filter((n: any) => n.noteId === newLastEndId)
  1183. }
  1184. const endIdx: any = (isCanRepeat && canRepeatInfo.repeatIdx == state.repeatInfo.length - 1) ? lastEndNotes.length - 1 : 0
  1185. const startNote = startNotes[0]
  1186. // const endNote = endNotes[endNotes.length - 1]
  1187. const endNote = lastEndNotes[endIdx]
  1188. if (startNote && endNote) {
  1189. state.isSelectMeasureMode = true;
  1190. // 设置小节
  1191. hanldeDirectSelection([startNote, endNote]);
  1192. // 评测作业,练习作业的场景,需要用老师布置的速度,设置播放速度
  1193. if (userSpeed) {
  1194. handleSetSpeed(userSpeed);
  1195. }
  1196. }
  1197. }
  1198. /** 直接设置选段 */
  1199. export const hanldeDirectSelection = (list: any[]) => {
  1200. if (!Array.isArray(list) || list.length !== 2) return;
  1201. state.sectionStatus = true;
  1202. setTimeout(() => {
  1203. state.section = formateSelectMearure(list);
  1204. // 选段完成后,需要根据预报小节的速度,设置右下角显示的速度
  1205. const currentItem: any = (state.sectionStatus && state.section.length === 2) ? state.sectionFirst || state.section[0] : state.times[state.activeNoteIndex];
  1206. if (currentItem.measureSpeed && query.workRecord === undefined) {
  1207. handleSetSpeed(currentItem.measureSpeed);
  1208. }
  1209. console.log('选段小节', state.section)
  1210. }, 0);
  1211. };
  1212. let offsetTop = 0;
  1213. /**
  1214. * 窗口内滚动到音符的区域
  1215. * @param isScroll 可选: 强制滚动到顶部, 默认: false
  1216. * @returns void
  1217. */
  1218. export const scrollViewNote = () => {
  1219. const cursorElement = document.getElementById("cursorImg-0")!;
  1220. const musicAndSelection = document.getElementById(state.scrollContainer)!;
  1221. if (!cursorElement || !musicAndSelection || offsetTop === cursorElement.offsetTop) return;
  1222. offsetTop = cursorElement.offsetTop;
  1223. if (offsetTop > 50) {
  1224. musicAndSelection.scrollTo({
  1225. top: (offsetTop - 50) * state.musicZoom,
  1226. behavior: "smooth",
  1227. });
  1228. } else {
  1229. musicAndSelection.scrollTo({
  1230. top: 0,
  1231. behavior: "smooth",
  1232. });
  1233. }
  1234. };
  1235. /** 检测是否是节奏练习 */
  1236. export const isRhythmicExercises = () => {
  1237. return state.examSongName.indexOf("节奏练习") > -1;
  1238. };
  1239. /** 重置状态 */
  1240. export const handleRessetState = () => {
  1241. // 切换模式,清除选段
  1242. state.noSavePopShow = true;
  1243. clearSelection();
  1244. skipNotePlay(0, true);
  1245. resetBaseRate();
  1246. // midi 重置播放进度
  1247. if (state.isAppPlay) {
  1248. audioData.progress = 0;
  1249. }
  1250. if (state.modeType === "evaluating") {
  1251. handleStartEvaluat();
  1252. } else if (state.modeType === "practise") {
  1253. togglePlay("paused");
  1254. } else if (state.modeType === "follow") {
  1255. toggleFollow(false);
  1256. }
  1257. };
  1258. export default state;
  1259. /** 初始化评测音频 */
  1260. export const evaluatCreateMusicPlayer = () => {
  1261. return api_createMusicPlayer({
  1262. musicSrc: state.accompany || state.music, // 曲谱音频url
  1263. // tuneSrc: "https://oss.dayaedu.com/cloud-coach/1686725501654check_music1_(1).mp3", //效音音频url
  1264. tuneSrc: "https://oss.dayaedu.com/MECMP/1722593665681.mp3", //效音音频url
  1265. checkFrequence: 496,
  1266. });
  1267. };
  1268. /** 获取内容平台的接口详情并初始化state信息 */
  1269. export const getMusicDetail = async (id: string, type?: string) => {
  1270. const res = await getMusicSheetDetail(id, type);
  1271. if (res?.code === 200) {
  1272. await getMusicInfo(res)
  1273. }
  1274. };
  1275. const getMusicInfo = async (res: any) => {
  1276. // 是否支持总谱
  1277. state.isScoreRender = res.data?.isScoreRender
  1278. // 是否默认显示总谱
  1279. state.defaultScoreRender = res.data?.defaultScoreRender
  1280. const partIndex = query["part-index"] ? parseInt(query["part-index"]) : -1 // -1为partIndex没有值的时候
  1281. /* 获取声轨列表 */
  1282. const xmlString = await fetch(res.data.xmlFileUrl).then((response) => response.text());
  1283. downloadXmlStr.value = xmlString //给musice-score 赋值xmlString 以免加载2次
  1284. const tracks = xmlToTracks(xmlString) //获取声轨列表
  1285. // 设置音源 track 为当前的声轨 index为当前的
  1286. const { track, index } = state.isSimplePage ? { track:tracks[0], index:0} : initMusicSource(res.data, tracks, partIndex)
  1287. const musicInfo = {
  1288. ...res.data,
  1289. track
  1290. };
  1291. console.log("🚀 ~ musicInfo:", musicInfo);
  1292. setState(musicInfo, index);
  1293. };
  1294. //获取xml中的音轨数据
  1295. function xmlToTracks(xmlString: string) {
  1296. const xmlParse = new DOMParser().parseFromString(xmlString, "text/xml");
  1297. const partNames = Array.from(xmlParse.getElementsByTagName('part-name'));
  1298. return partNames.reduce((arr: string[], item) => {
  1299. const textContent = item?.textContent?.trim()
  1300. if (textContent != "COMMON" && textContent != "common" && textContent) {
  1301. arr.push(textContent)
  1302. }
  1303. return arr
  1304. }, []);
  1305. }
  1306. // 设置音源
  1307. function initMusicSource(data: any, tracks: string[], partIndex: number) {
  1308. let track:string,index:number
  1309. const { instrumentId } = storeData.user
  1310. let { musicSheetType, isAllSubject, musicSheetSoundList, musicSheetAccompanimentList } = data
  1311. musicSheetSoundList || (musicSheetSoundList = [])
  1312. musicSheetAccompanimentList || (musicSheetAccompanimentList = [])
  1313. let musicObj, accompanyObj, fanSongObj, banSongObj
  1314. /* 独奏 */
  1315. if (musicSheetType === "SINGLE") {
  1316. // 适用声部(isAllSubject)为true 时候没有乐器只有一个原音;当前用户有乐器就匹配 不然取第一个原音
  1317. musicObj = musicSheetSoundList.find((item: any) => {
  1318. return (isAllSubject || !instrumentId) ? item.audioPlayType === "PLAY" : (item.audioPlayType === "PLAY" && item.musicalInstrumentId == instrumentId)
  1319. })
  1320. // 因为可能根据学生的乐器id也找不到曲目所以尝试取第一个
  1321. musicObj || (musicObj = musicSheetSoundList.find((item: any) => {
  1322. return item.audioPlayType === "PLAY"
  1323. }))
  1324. fanSongObj = musicSheetSoundList.find((item: any) => {
  1325. return item.audioPlayType === "SING"
  1326. })
  1327. banSongObj = musicSheetAccompanimentList.find((item: any) => {
  1328. return item.audioPlayType === "SING"
  1329. })
  1330. accompanyObj = musicSheetAccompanimentList.find((item: any) => {
  1331. return item.audioPlayType === "PLAY"
  1332. })
  1333. track = musicObj?.track //没有原音的时候track为空 不显示指法
  1334. index = tracks.findIndex(item => {
  1335. return item === track
  1336. })
  1337. } else {
  1338. /* 合奏 */
  1339. // 支持总谱 并且当前是总谱。partIndex是999时候,或者默认是总谱并且partIndex为-1时候 -1就是partIndex没有值
  1340. if(state.isScoreRender && (partIndex===999 || (state.defaultScoreRender && partIndex===-1))){
  1341. // 总谱渲染
  1342. state.isCombineRender = true
  1343. state.partListNames = tracks
  1344. banSongObj = musicSheetAccompanimentList.find((item: any) => {
  1345. return item.audioPlayType === "SING"
  1346. })
  1347. // 先取scoreAudioFileUrl的值
  1348. if(banSongObj?.scoreAudioFileUrl){
  1349. banSongObj.audioFileUrl = banSongObj.scoreAudioFileUrl
  1350. banSongObj.audioBeatMixUrl = banSongObj.scoreAudioBeatMixUrl
  1351. }
  1352. accompanyObj = musicSheetAccompanimentList.find((item: any) => {
  1353. return item.audioPlayType === "PLAY"
  1354. })
  1355. // 先取scoreAudioFileUrl的值
  1356. if(accompanyObj?.scoreAudioFileUrl){
  1357. accompanyObj.audioFileUrl = accompanyObj.scoreAudioFileUrl
  1358. accompanyObj.audioBeatMixUrl = accompanyObj.scoreAudioBeatMixUrl
  1359. }
  1360. track = "总谱"
  1361. index = 999
  1362. }else{
  1363. // 合奏只显示一个声轨
  1364. track = tracks[partIndex===-1?0:partIndex]
  1365. // 根据当前的声轨 取数据
  1366. musicObj = musicSheetSoundList.find((item: any) => {
  1367. return item.audioPlayType === "PLAY" && item.track === track
  1368. })
  1369. fanSongObj = musicSheetSoundList.find((item: any) => {
  1370. return item.audioPlayType === "SING" && item.track === track
  1371. })
  1372. banSongObj = musicSheetAccompanimentList.find((item: any) => {
  1373. return item.audioPlayType === "SING"
  1374. })
  1375. accompanyObj = musicSheetAccompanimentList.find((item: any) => {
  1376. return item.audioPlayType === "PLAY"
  1377. })
  1378. index = tracks.findIndex(item => {
  1379. return item === track
  1380. })
  1381. }
  1382. }
  1383. // 当没有任何曲目的时候报错
  1384. if (!musicObj?.audioFileUrl && !accompanyObj?.audioFileUrl && !fanSongObj?.audioFileUrl && !banSongObj?.audioFileUrl && !fanSongObj?.solmizationFileUrl && !fanSongObj?.femaleSolmizationFileUrl) {
  1385. state.noMusicSource = true // 没有音源文件
  1386. // 独奏的时候
  1387. if(musicSheetType === "SINGLE"){
  1388. // 并且是midi没有midi文件的时候
  1389. if(data.playMode === "MIDI" && !data.midiFileUrl) {
  1390. // 是预览的时候 不报错
  1391. if(!query.isPreView){
  1392. throw new Error("该曲目无任何音源");
  1393. }
  1394. }
  1395. }
  1396. }
  1397. Object.assign(state, {
  1398. music: musicObj?.audioFileUrl,
  1399. accompany: accompanyObj?.audioFileUrl,
  1400. fanSong: fanSongObj?.audioFileUrl,
  1401. banSong: banSongObj?.audioFileUrl,
  1402. })
  1403. // 如果没有男唱名
  1404. if(!fanSongObj?.solmizationFileUrl){
  1405. state.mingSong = fanSongObj?.femaleSolmizationFileUrl
  1406. }else{
  1407. state.mingSong = fanSongObj?.solmizationFileUrl
  1408. state.mingSongGirl = fanSongObj?.femaleSolmizationFileUrl
  1409. }
  1410. Object.assign(state.beatSong, {
  1411. music: musicObj?.audioBeatMixUrl,
  1412. accompany: accompanyObj?.audioBeatMixUrl,
  1413. fanSong: fanSongObj?.audioBeatMixUrl,
  1414. banSong: banSongObj?.audioBeatMixUrl
  1415. })
  1416. // 如果没有男唱名
  1417. if(!fanSongObj?.solmizationBeatUrl){
  1418. state.beatSong.mingSong = fanSongObj?.femaleSolmizationBeatUrl
  1419. }else{
  1420. state.beatSong.mingSong = fanSongObj?.solmizationBeatUrl
  1421. state.beatSong.mingSongGirl = fanSongObj?.femaleSolmizationBeatUrl
  1422. }
  1423. return {
  1424. index,
  1425. track
  1426. }
  1427. }
  1428. const setState = (data: any, index: number) => {
  1429. // 根据当前文件有没有 设置当前的播放模式
  1430. if(!state.music){
  1431. if(state.accompany){
  1432. state.playSource = "background"
  1433. }else{
  1434. if(state.fanSong){
  1435. state.playType = "sing"
  1436. state.playSource = "music"
  1437. }else if(state.banSong){
  1438. state.playType = "sing"
  1439. state.playSource = "background"
  1440. }else if(state.mingSong){
  1441. state.playType = "sing"
  1442. state.playSource = "mingSong"
  1443. }
  1444. }
  1445. }
  1446. state.appName = "COLEXIU";
  1447. state.detailId = data.bizId;
  1448. state.xmlUrl = data.xmlFileUrl;
  1449. state.paymentType = data.paymentType
  1450. state.partIndex = index >= 0 ? index : 0;
  1451. state.trackId = data.track;
  1452. state.subjectId = data.subjectIds ? data.subjectIds.split(',')?.[0] : 0;
  1453. // 声部code
  1454. const subjectCode = data.subjectCodes ? data.subjectCodes.split(',')?.[0] : '';
  1455. // 乐器code
  1456. // let musicalCode = data.musicalInstrumentIdCodes ? data.musicalInstrumentIdCodes.split(',')?.[0] : '';
  1457. /**
  1458. * 单曲,指法根据用户当前的乐器来显示,如果没有则取musicSheetSoundList第一个track
  1459. */
  1460. const currentInstrumentId = query.instrumentId || storeData.user?.instrumentId;
  1461. let musicalCode = !currentInstrumentId ? data.musicSheetSoundList?.find((item:any)=>{ return item.audioPlayType === "PLAY" })?.track || '' : data.musicSheetSoundList?.find((item: any) => item?.musicalInstrumentId == currentInstrumentId && item.audioPlayType === "PLAY")?.track || '';
  1462. const pitchSubject = musicalInstrumentCodeInfo.find((n) => n.code.toLocaleLowerCase() === subjectCode.toLocaleLowerCase())
  1463. const pitchMusical = musicalInstrumentCodeInfo.find((n) => n.code.toLocaleLowerCase() === musicalCode.toLocaleLowerCase())
  1464. state.subjectCodeId = pitchSubject ? pitchSubject.id : 0
  1465. state.musicalCodeId = pitchMusical ? pitchMusical.id : 0
  1466. state.categoriesId = data.musicCategoryId;
  1467. state.categoriesName = data.musicTagNames;
  1468. // state.enableEvaluation = data.isEvaluated ? true : false;
  1469. state.examSongId = data.bizId + "";
  1470. state.cbsExamSongId = data.id + "";
  1471. state.examSongName = data.name;
  1472. state.coverImg = data.musicCover ?? "";
  1473. // 如果是simple页面,只显示单轨
  1474. if (state.isSimplePage) {
  1475. state.isCombineRender = false;
  1476. }
  1477. setCustom(state.isCombineRender ? data.musicSheetSoundList?.length : 0);
  1478. // 解析扩展字段
  1479. if (data.extConfigJson) {
  1480. try {
  1481. state.extConfigJson = JSON.parse(data.extConfigJson as string);
  1482. } catch (error) {
  1483. console.error("解析扩展字段错误:", error);
  1484. }
  1485. }
  1486. state.gradualTimes = state.extConfigJson.gradualTimes;
  1487. state.repeatedBeats = state.extConfigJson.repeatedBeats || 0;
  1488. state.isEvxml = state.extConfigJson.isEvxml == 1 ? true : false;
  1489. // 是否开启节拍器
  1490. state.needTick = !!data.isPlayBeat
  1491. state.needSingTick = !!data.isPlaySingBeat
  1492. // state.isOpenMetronome = data.isUseSystemBeat ? false : true;
  1493. // 演奏模式是否播mp3节拍器
  1494. state.isOpenMetronome = data.isPlayBeat && !data.isUseSystemBeat ? true : false
  1495. // 演唱模式是否播mp3节拍器
  1496. state.isSingOpenMetronome = data.isPlaySingBeat && !data.isUseSingSystemBeat ? true : false
  1497. state.isShowFingering = data.isShowFingering ? true : false;
  1498. // 设置曲谱的播放模式, APP播放(midi音频是app播放) | h5播放
  1499. state.isAppPlay = data.playMode === 'MIDI';
  1500. state.midiUrl = data.midiFileUrl;
  1501. state.parentCategoriesId = data.musicTag;
  1502. state.musicSheetCategoriesId = data.musicCategoryId;
  1503. state.bizMusicCategoryId = data.bizMusicCategoryId
  1504. state.playMode = data.playMode === "MP3" ? "MP3" : "MIDI";
  1505. state.originSpeed = state.speed = parseFloat(data.playSpeed) || 0;
  1506. // state.originSpeed = state.speed = data.playSpeed;
  1507. // state.playIngSpeed = data.playSpeed;
  1508. const track = data.code || data.track;
  1509. state.track = track ? track.replace(/ /g, "").toLocaleLowerCase() : "";
  1510. // 能否评测,根据当前声轨有无伴奏判断
  1511. if (state.isAppPlay) {
  1512. state.enableEvaluation = state.midiUrl ? true : false
  1513. } else {
  1514. state.enableEvaluation = state.accompany || state.music ? true : false
  1515. }
  1516. state.isConcert = data.musicSheetType === "CONCERT" ? true : false;
  1517. // multiTracksSelection 返回为空,默认代表全部分轨
  1518. state.canSelectTracks = data.multiTracksSelection === "null" || data.multiTracksSelection === "" || data.multiTracksSelection === null ? [] : data.multiTracksSelection?.split(',');
  1519. // 开启预备小节
  1520. state.isOpenPrepare = true;
  1521. state.extStyleConfigJson = data.extStyleConfigJson || {}
  1522. // console.log("🚀 ~ state.subjectId:", state.subjectId, state.track as any , state.subjectId)
  1523. // 是否打击乐
  1524. /**
  1525. * 是否打击乐:AMPLITUDE & 节奏练习:DECIBELS
  1526. * evaluationStandard:("评测标准 节奏 AMPLITUDE 音准 FREQUENCY 分贝 DECIBELS")
  1527. * 打击乐&节奏练习,没有跟练模式
  1528. */
  1529. // state.isPercussion = isRhythmicExercises();
  1530. state.isPercussion = data.evaluationStandard === "AMPLITUDE" || data.evaluationStandard === "DECIBELS";
  1531. state.evaluationStandard = data.evaluationStandard?.toLocaleLowerCase() || ''
  1532. // 设置是否特殊曲谱, 是特殊曲谱取反(不理解之前的思考逻辑), 使用后台设置的速度
  1533. state.isSpecialBookCategory = !classids.includes(Number(data.musicCategoryId));
  1534. // 设置指法
  1535. // const code = state.isConcert ? mappingVoicePart(state.trackId, "ENSEMBLE") : mappingVoicePart(state.subjectId, "INSTRUMENT");
  1536. /**
  1537. * 各平台的乐器声部id不统一,为了兼容处理老的数据,加上乐器code码,此码唯一
  1538. * 获取指法code
  1539. */
  1540. const code = state.isConcert ? matchVoicePart(state.trackId, "CONCERT") : matchVoicePart(state.musicalCodeId, "SINGLE");
  1541. state.fingeringInfo = subjectFingering(code);
  1542. console.log("🚀 ~ state.fingeringInfo:", code, state.fingeringInfo, state.trackId, state.track);
  1543. state.musicalCodeId = state.fingeringInfo?.id || 0
  1544. state.musicalCode = musicalInstrumentCodeInfo.find(item => item.id === state.musicalCodeId)?.code || state.trackId
  1545. ; (window as any).DYSubjectId = state.musicalCodeId
  1546. // 开启自定义每行显示的小节数
  1547. ; (window as any).customSectionAmount = true
  1548. // 标识是课堂乐器,用于移调时进行区分处理
  1549. ; (window as any).DYProjectName = 'musicScore';
  1550. // 如果切换的声轨没有指法,择指法开关置灰并且不可点击
  1551. if (!state.fingeringInfo.name && state.setting.displayFingering) {
  1552. state.setting.displayFingering = false
  1553. }
  1554. // 如果是PC端,放大曲谱
  1555. state.platform = query.platform?.toLocaleUpperCase() || "";
  1556. if (state.platform === IPlatform.PC) {
  1557. state.zoom = query.zoom || 1.5;
  1558. state.enableEvaluation = false;
  1559. }
  1560. /**
  1561. * 默认渲染什么谱面类型 & 能否转谱逻辑
  1562. * 渲染类型:首先取url参数musicRenderType,没有该参数则取musicalInstruments字段匹配的当前分轨的defaultScore,没有匹配到则取默认值('firstTone')
  1563. * 能否转谱:先取isConvertibleScore字段,如果isConvertibleScore为true,则取musicalInstruments字段匹配的当前分轨的transferFlag,都为true则可以转谱
  1564. *
  1565. */
  1566. let pitchTrack = null
  1567. if (state.isConcert) {
  1568. musicalCode = musicalInstrumentCodeInfo.find((item: any) => item.id === state.musicalCodeId)?.code
  1569. pitchTrack = data.musicalInstruments?.find((item: any) => item.code?.split(',')[0] === musicalCode)
  1570. } else {
  1571. pitchTrack = data.musicalInstruments?.find((item: any) => item.code?.split(',')[0] === musicalCode)
  1572. }
  1573. let musicalRenderType = ''
  1574. // if (pitchTrack?.defaultScore) {
  1575. // musicalRenderType = pitchTrack?.defaultScore === 'STAVE' ? 'staff' : pitchTrack?.defaultScore === 'JIAN' ? 'fixedTone' : pitchTrack?.defaultScore === 'FIRST' ? 'firstTone' : ''
  1576. // }
  1577. // state.musicRenderType = query.musicRenderType || musicalRenderType || EnumMusicRenderType.firstTone;
  1578. /**
  1579. * 2024.7.30,使用新的字段
  1580. * 谱面类型,scoreType
  1581. * STAVE("五线谱"),JIAN("固定调"),FIRST("首调"),
  1582. */
  1583. musicalRenderType = data.scoreType === 'STAVE' ? 'staff' : data.scoreType === 'JIAN' ? 'fixedTone' : data.scoreType === 'FIRST' ? '' : 'firstTone';
  1584. if (!state.isEvaluatReport) {
  1585. state.musicRenderType = query.musicRenderType || musicalRenderType || EnumMusicRenderType.firstTone;
  1586. }
  1587. state.musicRenderType = query.musicRenderType || musicalRenderType || EnumMusicRenderType.firstTone;
  1588. /**
  1589. * TODO:摇篮曲特殊处理
  1590. */
  1591. if (['1788501975122489346', '1788502467554750466', '1789839575249596417'].includes(state.cbsExamSongId)) {
  1592. if (state.musicRenderType === 'fixedTone') {
  1593. state.musicRenderType = EnumMusicRenderType.firstTone;
  1594. }
  1595. }
  1596. /**
  1597. * 2024.7.30,使用新的字段
  1598. * 能否转谱,isConvertibleScore
  1599. * true:能转谱,false:不能转谱
  1600. * 额外的逻辑:后台设置不能转谱时,如果默认谱面不是五线谱,需要显示转谱按钮,但是只能转首调和固定调
  1601. */
  1602. // state.enableNotation = pitchTrack ? data.isConvertibleScore && pitchTrack.transferFlag : data.isConvertibleScore
  1603. state.enableNotation = data.isConvertibleScore
  1604. state.specialShowNotation = !data.isConvertibleScore && data.scoreType !== 'STAVE';
  1605. console.log("state对象", state);
  1606. // 评测基准频率
  1607. state.baseFrequency = data.evaluationFrequency ? data.evaluationFrequency.split(",")[0] : 440
  1608. state.baseFrequency = Number(state.baseFrequency)
  1609. // 用户上次的频率和基准频率误差超过10,则重置
  1610. if (Math.abs(state.setting.frequency - state.baseFrequency) > 10) {
  1611. state.setting.frequency = state.baseFrequency >= 0 ? state.baseFrequency : 440
  1612. } else {
  1613. state.setting.frequency = state.setting.frequency || state.baseFrequency
  1614. }
  1615. };
  1616. // 多分轨合并显示标示
  1617. const setCustom = (trackNum?: number) => {
  1618. if (trackNum || state.extConfigJson.multitrack) {
  1619. state.multitrack = trackNum || 0
  1620. setGlobalData("multitrack", trackNum || state.extConfigJson.multitrack);
  1621. }
  1622. };
  1623. /** 跟练模式播放节拍器(叮咚) */
  1624. export const followBeatPaly = () => {
  1625. let metroTimer: any = null;
  1626. if (!followData.start) {
  1627. clearTimeout(metroTimer)
  1628. metroTimer = null
  1629. return;
  1630. }
  1631. const time = state.measureTime * 1000 / metronomeData.totalNumerator / state.basePlayRate;
  1632. requestAnimationFrame(() => {
  1633. const endTime = Date.now();
  1634. if (endTime - state.beatStartTime < time) {
  1635. followBeatPaly();
  1636. } else {
  1637. // metroTimer = setTimeout(() => {
  1638. // metronomeData.metro?.simulatePlayAudio()
  1639. // startTime = Date.now();
  1640. // followBeatPaly();
  1641. // }, time);
  1642. metronomeData.metro?.simulatePlayAudio()
  1643. state.beatStartTime = Date.now();
  1644. followBeatPaly();
  1645. }
  1646. });
  1647. };
  1648. // 音符添加bbox
  1649. export const addNoteBBox = (list: any[]) => {
  1650. const musicContainer = document.getElementById("musicAndSelection")?.getBoundingClientRect() || {
  1651. x: 0,
  1652. y: 0,
  1653. };
  1654. const parentLeft = musicContainer.x || 0;
  1655. let voicesBBox: any = null;
  1656. for (let i = 0; i < list.length; i++) {
  1657. const note = list[i];
  1658. const { svgElement, multipleRestMeasures, totalMultipleRestMeasures, stave } = note;
  1659. /**
  1660. * 兼容合并休止小节没有音符的情况,将合并的小节宽度等分,音符位置就在等分的位置
  1661. */
  1662. let bbox: any = null;
  1663. if (svgElement?.attrs.id) {
  1664. // @ts-ignore
  1665. bbox = document.getElementById(`vf-${svgElement?.attrs?.id}`)?.getBBox();
  1666. const noteBbox = document.getElementById(`vf-${svgElement?.attrs?.id}`)?.getBoundingClientRect?.() || { x: 0, width: 0 };
  1667. bbox = {
  1668. left: noteBbox.x - parentLeft - noteBbox.width / 4, // 用于简谱模式,跳动音符时,设置光标的位置(五线谱:osmd自动设置光标位置,简谱:需要手动设置光标位置)
  1669. x: bbox?.x * state.zoom,
  1670. y: bbox?.y * state.zoom,
  1671. width: bbox?.width * state.zoom,
  1672. height: bbox?.height * state.zoom,
  1673. }
  1674. } else {
  1675. // @ts-ignore
  1676. let currentVoicesBBox: any = document.getElementById(`${stave?.attrs?.id}`)?.nextSibling?.getBBox();
  1677. const svgBodyBBox: any = document.getElementById('musicAndSelection')?.getBoundingClientRect();
  1678. if (!currentVoicesBBox && multipleRestMeasures <= totalMultipleRestMeasures) {
  1679. currentVoicesBBox = voicesBBox;
  1680. }
  1681. let nextIndex = i + 1;
  1682. while (!list[nextIndex]?.id && nextIndex < list.length) {
  1683. nextIndex += 1;
  1684. }
  1685. // 休止小节的开头和下一个音符之间的间距
  1686. let multipleWidth: any = currentVoicesBBox?.width * state.zoom;
  1687. if (list[nextIndex]?.id) {
  1688. // @ts-ignore
  1689. multipleWidth = document.getElementById(`${list[nextIndex]?.stave?.attrs?.id}`)?.getBBox()?.x * state.zoom - currentVoicesBBox?.x * state.zoom;
  1690. }
  1691. const ratioWidth = multipleWidth / totalMultipleRestMeasures || 0;
  1692. bbox = currentVoicesBBox ? {
  1693. bottom: currentVoicesBBox.bottom,
  1694. height: 30,
  1695. left: currentVoicesBBox.x * state.zoom + ratioWidth * (multipleRestMeasures - 1),
  1696. right: currentVoicesBBox.y,
  1697. top: currentVoicesBBox.top,
  1698. width: 1,
  1699. x: currentVoicesBBox.x * state.zoom + ratioWidth * (multipleRestMeasures - 1),
  1700. y: currentVoicesBBox.y,
  1701. svgBodyLeft: svgBodyBBox?.x,
  1702. } : null;
  1703. voicesBBox = currentVoicesBBox;
  1704. }
  1705. note.bbox = bbox;
  1706. }
  1707. }
  1708. // 给歌词和音符添加动态颜色
  1709. export const fillWordColor = () => {
  1710. // console.log('当前音符',state.activeNoteIndex)
  1711. state.times.forEach((item: any, idx: number) => {
  1712. const svgEl = document.getElementById(`vf-${state.times[idx]?.svgElement?.attrs?.id}`)
  1713. const stemEl = document.getElementById(`vf-${state.times[idx]?.svgElement?.attrs?.id}-stem`)
  1714. const stemLine = document.getElementById(`vf-${state.times[idx]?.svgElement?.attrs?.id}-lines`)
  1715. if ((item.i === state.activeNoteIndex || item.id === state.times[state.activeNoteIndex].id) && item.svgElement) {
  1716. svgEl?.classList.add('noteActive')
  1717. stemEl?.classList.add('noteActive')
  1718. stemLine?.classList.add('noteActive')
  1719. } else {
  1720. svgEl?.classList.remove('noteActive')
  1721. stemEl?.classList.remove('noteActive')
  1722. stemLine?.classList.remove('noteActive')
  1723. }
  1724. })
  1725. // 给当前匹配到的歌词添加颜色
  1726. const currentNote = state.times[state.activeNoteIndex];
  1727. const lyrics: SVGAElement[] = Array.from(document.querySelectorAll(".vf-lyric"));
  1728. lyrics.forEach((lyric) => {
  1729. lyric?.classList.remove('lyricActive')
  1730. })
  1731. const currentLyrics: SVGAElement[] = Array.from(document.querySelectorAll(`.lyric${currentNote?.noteId}`));
  1732. currentLyrics.forEach((lyric, index) => {
  1733. const lyricIndex = lyric.getAttribute('lyricIndex');
  1734. // bug:#10942,如果需要反复唱的小节,只有一遍歌词,反复唱的时候,歌词都需要高亮
  1735. const onlyOneLyric = currentNote.measures?.every((item: any) => item?.formatLyricsEntries?.length <= 1);
  1736. if ((index === currentNote.repeatIdx && currentNote.repeatIdx + 1 == lyricIndex) || (currentNote.repeatIdx != index && !onlyOneLyric && currentNote.repeatIdx + 1 == lyricIndex) || (currentNote.repeatIdx > 0 && currentNote.formatLyricsEntries?.length === 1 && onlyOneLyric)) {
  1737. lyric?.classList.add('lyricActive')
  1738. }
  1739. // if ((index === currentNote.repeatIdx && currentNote.repeatIdx + 1 == lyricIndex)) {
  1740. // lyric?.classList.add('lyricActive')
  1741. // }
  1742. })
  1743. }
  1744. /** 跳动svgdom */
  1745. export const moveSvgDom = (skipNote?: boolean) => {
  1746. /**
  1747. * 计算需要移动的距离
  1748. * 当前选中的音符和第一个音符之间的间距
  1749. */
  1750. if (skipNote) {
  1751. // 点击 清空translateXNum
  1752. smoothAnimationState.translateXNum = 0
  1753. moveTranslateXNum(0)
  1754. // 移动小鸟的位置
  1755. moveSmoothAnimation(0, state.activeNoteIndex, false)
  1756. // 移动谱面当当前音符的位置
  1757. const noteWidth = state.times[state.activeNoteIndex].bbox?.originWidth || state.times[state.activeNoteIndex].bbox?.width;
  1758. const firstNoteWidth = state.times[0].bbox?.originWidth || state.times[0].bbox?.width;
  1759. const distance = state.times[state.activeNoteIndex].bbox?.x - state.times[0].bbox?.x + noteWidth / 2 - firstNoteWidth / 2;
  1760. smoothAnimationState.osdmScrollDom!.scrollTo({
  1761. left: distance,
  1762. behavior: "smooth",
  1763. });
  1764. }
  1765. }
  1766. // 暂停的时候 恢复一行谱偏移位置信息
  1767. watch(
  1768. () => state.playState,
  1769. () => {
  1770. if (state.isSingleLine) {
  1771. // 当在播放中暂停 执行这个方法
  1772. if (!state.playEnd && state.playState === "paused") {
  1773. moveTranslateXNum(0)
  1774. // 因为safari浏览器scrollWidth的值一直变化,scrollLeft + smoothAnimationState.translateXNum 为最大宽度的时候,实际上scrollLeft滚不到最大宽度,所以在下一帧处理滚动,能滚动到最大滚动位置
  1775. requestAnimationFrame(() => {
  1776. const scrollLeft = smoothAnimationState.osdmScrollDom!.scrollLeft
  1777. smoothAnimationState.osdmScrollDom!.scrollLeft = scrollLeft + smoothAnimationState.translateXNum
  1778. smoothAnimationState.translateXNum = 0
  1779. });
  1780. }
  1781. }
  1782. }
  1783. )
  1784. /* 根据当前的小节获取前面有多少需要去除的合并小节 */
  1785. function getNeedReduceMultipleRestNum(currMeasureIndex: number) {
  1786. let needReduceMultipleRestNum = 0;
  1787. for (let noteIndex = 0; noteIndex < state.times.length; noteIndex++) {
  1788. const note = state.times[noteIndex];
  1789. if (note.MeasureNumberXML > currMeasureIndex) {
  1790. break;
  1791. }
  1792. if (note.multipleRestMeasures && note.multipleRestMeasures > 1) {
  1793. needReduceMultipleRestNum += 1;
  1794. }
  1795. }
  1796. return needReduceMultipleRestNum
  1797. }
  1798. watch(
  1799. () => state.activeMeasureIndex,
  1800. () => {
  1801. // 需要减去的合并小节数
  1802. // const needReduceMultipleRestNum = getNeedReduceMultipleRestNum(state.activeMeasureIndex)
  1803. // const matchMeasureNum = state.activeMeasureIndex - needReduceMultipleRestNum - 1
  1804. // console.log('选中的小节',matchMeasureNum,'需要减去的小节',needReduceMultipleRestNum,'当前的小节',state.activeMeasureIndex)
  1805. state.vfmeasures.forEach((item: any, idx: number) => {
  1806. const measureNum = item.getAttribute('data-num') ? Number(item.getAttribute('data-num')) : -1;
  1807. const nextMeasureNum = state.vfmeasures[idx+1]?.getAttribute('data-num') ? Number(state.vfmeasures[idx+1]?.getAttribute('data-num')) : -1;
  1808. if (measureNum >= 0 && (measureNum === state.activeMeasureIndex || (measureNum < state.activeMeasureIndex && nextMeasureNum > state.activeMeasureIndex)) ) {
  1809. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "#132D4C")
  1810. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "#040D1E")
  1811. // 预备小节
  1812. if(state.sectionFirst && measureNum === state.sectionFirst.MeasureNumberXML && state.section.length === 2){
  1813. item?.querySelector('.vf-custom-bg')?.setAttribute("fill", "#71B8BD")
  1814. item?.querySelector('.vf-custom-bot')?.setAttribute("fill", "#448F9C")
  1815. }
  1816. } else {
  1817. // 有选段只清除选段处的
  1818. if (state.section.length === 2) {
  1819. // 把中间置灰
  1820. let leftMeasureNumberXML = state.section[0].MeasureNumberXML
  1821. let rightMeasureNumberXML = state.section[1].MeasureNumberXML
  1822. if (leftMeasureNumberXML > rightMeasureNumberXML) {
  1823. leftMeasureNumberXML = state.section[1].MeasureNumberXML
  1824. rightMeasureNumberXML = state.section[0].MeasureNumberXML
  1825. }
  1826. if(measureNum >= leftMeasureNumberXML && measureNum <= rightMeasureNumberXML){
  1827. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "#609FCF")
  1828. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "#2B70A5")
  1829. }
  1830. // 预备小节
  1831. if(state.sectionFirst && measureNum === state.sectionFirst.MeasureNumberXML){
  1832. item?.querySelector('.vf-custom-bg')?.setAttribute("fill", "#71B8BD")
  1833. item?.querySelector('.vf-custom-bot')?.setAttribute("fill", "#448F9C")
  1834. }
  1835. } else {
  1836. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "#609FCF")
  1837. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "#2B70A5")
  1838. }
  1839. }
  1840. })
  1841. }
  1842. );
  1843. watch(
  1844. () => state.section,
  1845. () => {
  1846. if (state.section.length === 2) {
  1847. // 把前面和 后面置灰
  1848. let leftMeasureNumberXML = state.section[0].MeasureNumberXML
  1849. let rightMeasureNumberXML = state.section[1].MeasureNumberXML
  1850. if (leftMeasureNumberXML > rightMeasureNumberXML) {
  1851. leftMeasureNumberXML = state.section[1].MeasureNumberXML
  1852. rightMeasureNumberXML = state.section[0].MeasureNumberXML
  1853. }
  1854. state.vfmeasures.forEach((item: any, idx: number) => {
  1855. const measureNum = item.getAttribute('data-num') ? Number(item.getAttribute('data-num')) : 1;
  1856. // 小于选中置灰
  1857. if (measureNum < leftMeasureNumberXML) {
  1858. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "rgba(96,159,207,0.5)")
  1859. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "rgba(43,112,165,0.5)")
  1860. }
  1861. // 大于选中置灰
  1862. if(measureNum > rightMeasureNumberXML){
  1863. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "rgba(96,159,207,0.5)")
  1864. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "rgba(43,112,165,0.5)")
  1865. }
  1866. // 预备小节
  1867. if(state.sectionFirst && measureNum === state.sectionFirst.MeasureNumberXML){
  1868. item?.querySelector('.vf-custom-bg')?.setAttribute("fill", "#71B8BD")
  1869. item?.querySelector('.vf-custom-bot')?.setAttribute("fill", "#448F9C")
  1870. }
  1871. })
  1872. }else{
  1873. // 恢复选段前
  1874. state.vfmeasures.forEach((item: any, idx: number) => {
  1875. const measureNum = item.getAttribute('data-num') ? Number(item.getAttribute('data-num')) : -1;
  1876. const nextMeasureNum = state.vfmeasures[idx+1]?.getAttribute('data-num') ? Number(state.vfmeasures[idx+1]?.getAttribute('data-num')) : -1;
  1877. if (measureNum >= 0 && (measureNum === state.activeMeasureIndex || (measureNum < state.activeMeasureIndex && nextMeasureNum > state.activeMeasureIndex)) ) {
  1878. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "#132D4C")
  1879. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "#040D1E")
  1880. } else {
  1881. item.querySelector('.vf-custom-bg')?.setAttribute("fill", "#609FCF")
  1882. item.querySelector('.vf-custom-bot')?.setAttribute("fill", "#2B70A5")
  1883. }
  1884. })
  1885. }
  1886. }
  1887. )
  1888. /** 刷新谱面 */
  1889. export const refreshMusicSvg = () => {
  1890. clearSelection();
  1891. resetBaseRate();
  1892. state.activeMeasureIndex = -1;
  1893. if (query.workRecord) {
  1894. state.workSectionNeedReset = true;
  1895. }
  1896. // 销毁旋律线
  1897. destroySmoothAnimation()
  1898. musicScoreRef.value?.refreshMusicScore()
  1899. }
  1900. // 指法改变显示的时候 osdmScrollDomWith 宽度会变化 所以指法改变的时候这个宽度重新计算
  1901. watch(
  1902. () => state.setting.displayFingering,
  1903. () => {
  1904. // 有字符 并且是竖向指法 并且是一行谱
  1905. if(state.fingeringInfo?.name && state.fingeringInfo.direction === "vertical" && state.isSingleLine){
  1906. nextTick(() => {
  1907. calcClientWidth()
  1908. })
  1909. }
  1910. // 如果有指法,并且是竖向指法时,切换指法时,谱面宽度变化,需要重新渲染谱面
  1911. if (state.fingeringInfo?.name && state.fingeringInfo.direction === "vertical" && !state.isSingleLine) {
  1912. headTopData.settingMode = false;
  1913. refreshMusicSvg();
  1914. }
  1915. }
  1916. )