实现
构造函数
new TextTrackImpl()
new TextTrackImpl(mediaPlayer, mediaElement, textTrack, kind, label, language, uri, mimeType): TextTrackImpl
参数
mediaPlayer
MediaPlayer
mediaElement
NativeInterfaces.NativeMediaElement | null
textTrack?
NativeInterfaces.NativeTextTrack | undefined
kind?
TextTrackKind | undefined
label?
string | undefined
language?
string | undefined
uri?
string | undefined
mimeType?
string | undefined
返回值
TextTrackImpl属性
NATIVE_TRACK_ID_PREFIX
static readonly NATIVE_TRACK_ID_PREFIX: string = "NATIVE_"
JS_TRACK_ID_PREFIX
static readonly JS_TRACK_ID_PREFIX: string = "JS_"
oncuechange
oncuechange:EventHandler
方法
addCue()
addCue(cue: TextTrackCue):void
参数
cue
TextTrackCueaddEventListener()
addEventListener(type:string, listener: EventListener, options?: boolean | AddEventListenerOptions | undefined): void
参数
type
string
listener
EventListeneroptions?
boolean | AddEventListenerOptions | undefined
dispatchEvent()
dispatchEvent(event: Event):boolean
处理cuechange事件
参数
event
Event返回值
boolean
refresh()
refresh():void
removeCue()
removeCue(cue: TextTrackCue):void
参数
cue
TextTrackCueremoveEventListener()
removeEventListener(type:string, listener: EventListener, options?: boolean | EventListenerOptions | undefined): void
参数
type
string
listener
EventListeneroptions?
boolean | EventListenerOptions | undefined
setTextTrackList()
setTextTrackList(trackList:any): void
参数
trackList
any

