伴奏

TRTCKaraokeRoom

+ attribute1:type = defaultValue+ attribute2:type- attribute3:type

ChorusExtension

+ sendCustomCmdMsg()+ onRecvCustomCmdMsg()

KaraokeMusicManager

- mMusicInfo: KaraokeMusicInfo- mKaraokeMusicModel: KaraokeMusicModel- mAsyncMusicTimer: Timer

+ startChorus(KaraokeMusicInfo): void + switchToMusicType(Enum): void

KaraokeMusicView

- mSwitchView: Button- mIsOrigin: boolean

- onclick(View): void

KaraokeMusicModel

- mMusicInfo: KaraokeMusicInfo- mAudioEffectManager: TXAudioEffectManager

+ preloadMusic(KaraokeMusicInfo): void+ startPlayMusic(KaraokeMusicInfo): void + switchToMusicType(Enum): void

TRTCKaraokeRoomImpl

+ operation1(params):returnType- operation2(params)- operation3()