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< title > jellyfin-roku api docs Source: components/music/AudioPlayerView.bs< / title >
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< h1 class = "page-title" > Source: components/music/AudioPlayerView.bs< / h1 >
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2023-11-11 02:08:52 +00:00
class="sunlight-highlight-javascript linenums">import "pkg:/source/utils/misc.bs"
import "pkg:/source/api/Image.bs"
import "pkg:/source/api/baserequest.bs"
import "pkg:/source/utils/config.bs"
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sub init()
m.top.optionsAvailable = false
setupAudioNode()
setupAnimationTasks()
setupButtons()
setupInfoNodes()
setupDataTasks()
setupScreenSaver()
m.playlistTypeCount = m.global.queueManager.callFunc("getQueueUniqueTypes").count()
m.buttonCount = m.buttons.getChildCount()
m.screenSaverTimeout = 300
m.LoadScreenSaverTimeoutTask.observeField("content", "onScreensaverTimeoutLoaded")
m.LoadScreenSaverTimeoutTask.control = "RUN"
m.di = CreateObject("roDeviceInfo")
' Write screen tracker for screensaver
WriteAsciiFile("tmp:/scene.temp", "nowplaying")
MoveFile("tmp:/scene.temp", "tmp:/scene")
loadButtons()
pageContentChanged()
setShuffleIconState()
setLoopButtonImage()
end sub
sub onScreensaverTimeoutLoaded()
data = m.LoadScreenSaverTimeoutTask.content
m.LoadScreenSaverTimeoutTask.unobserveField("content")
if isValid(data)
m.screenSaverTimeout = data
end if
end sub
sub setupScreenSaver()
m.screenSaverBackground = m.top.FindNode("screenSaverBackground")
' Album Art Screensaver
m.screenSaverAlbumCover = m.top.FindNode("screenSaverAlbumCover")
m.screenSaverAlbumAnimation = m.top.findNode("screenSaverAlbumAnimation")
m.screenSaverAlbumCoverFadeIn = m.top.findNode("screenSaverAlbumCoverFadeIn")
' Jellyfin Screensaver
m.PosterOne = m.top.findNode("PosterOne")
m.PosterOne.uri = "pkg:/images/logo.png"
m.BounceAnimation = m.top.findNode("BounceAnimation")
m.PosterOneFadeIn = m.top.findNode("PosterOneFadeIn")
end sub
sub setupAnimationTasks()
m.displayButtonsAnimation = m.top.FindNode("displayButtonsAnimation")
m.playPositionAnimation = m.top.FindNode("playPositionAnimation")
m.playPositionAnimationWidth = m.top.FindNode("playPositionAnimationWidth")
m.bufferPositionAnimation = m.top.FindNode("bufferPositionAnimation")
m.bufferPositionAnimationWidth = m.top.FindNode("bufferPositionAnimationWidth")
m.screenSaverStartAnimation = m.top.FindNode("screenSaverStartAnimation")
end sub
' Creates tasks to gather data needed to render Scene and play song
sub setupDataTasks()
' Load meta data
m.LoadMetaDataTask = CreateObject("roSGNode", "LoadItemsTask")
m.LoadMetaDataTask.itemsToLoad = "metaData"
' Load background image
m.LoadBackdropImageTask = CreateObject("roSGNode", "LoadItemsTask")
m.LoadBackdropImageTask.itemsToLoad = "backdropImage"
' Load audio stream
m.LoadAudioStreamTask = CreateObject("roSGNode", "LoadItemsTask")
m.LoadAudioStreamTask.itemsToLoad = "audioStream"
m.LoadScreenSaverTimeoutTask = CreateObject("roSGNode", "LoadScreenSaverTimeoutTask")
end sub
' Creates audio node used to play song(s)
sub setupAudioNode()
m.global.audioPlayer.observeField("state", "audioStateChanged")
m.global.audioPlayer.observeField("position", "audioPositionChanged")
m.global.audioPlayer.observeField("bufferingStatus", "bufferPositionChanged")
end sub
' Setup playback buttons, default to Play button selected
sub setupButtons()
m.buttons = m.top.findNode("buttons")
m.top.observeField("selectedButtonIndex", "onButtonSelectedChange")
m.previouslySelectedButtonIndex = 1
m.top.selectedButtonIndex = 2
end sub
' Event handler when user selected a different playback button
sub onButtonSelectedChange()
' Change previously selected button back to default image
selectedButton = m.buttons.getChild(m.previouslySelectedButtonIndex)
selectedButton.uri = selectedButton.uri.Replace("-selected", "-default")
' Change selected button image to selected image
selectedButton = m.buttons.getChild(m.top.selectedButtonIndex)
selectedButton.uri = selectedButton.uri.Replace("-default", "-selected")
end sub
sub setupInfoNodes()
m.albumCover = m.top.findNode("albumCover")
m.backDrop = m.top.findNode("backdrop")
m.playPosition = m.top.findNode("playPosition")
m.bufferPosition = m.top.findNode("bufferPosition")
m.seekBar = m.top.findNode("seekBar")
m.shuffleIndicator = m.top.findNode("shuffleIndicator")
m.loopIndicator = m.top.findNode("loopIndicator")
m.positionTimestamp = m.top.findNode("positionTimestamp")
m.totalLengthTimestamp = m.top.findNode("totalLengthTimestamp")
end sub
sub bufferPositionChanged()
if not isValid(m.global.audioPlayer.bufferingStatus)
bufferPositionBarWidth = m.seekBar.width
else
bufferPositionBarWidth = m.seekBar.width * m.global.audioPlayer.bufferingStatus.percentage
end if
' Ensure position bar is never wider than the seek bar
if bufferPositionBarWidth > m.seekBar.width
bufferPositionBarWidth = m.seekBar.width
end if
' Use animation to make the display smooth
m.bufferPositionAnimationWidth.keyValue = [m.bufferPosition.width, bufferPositionBarWidth]
m.bufferPositionAnimation.control = "start"
end sub
sub audioPositionChanged()
if m.global.audioPlayer.position = 0
m.playPosition.width = 0
end if
if not isValid(m.global.audioPlayer.position)
playPositionBarWidth = 0
else if not isValid(m.songDuration)
playPositionBarWidth = 0
else
songPercentComplete = m.global.audioPlayer.position / m.songDuration
playPositionBarWidth = m.seekBar.width * songPercentComplete
end if
' Ensure position bar is never wider than the seek bar
if playPositionBarWidth > m.seekBar.width
playPositionBarWidth = m.seekBar.width
end if
' Use animation to make the display smooth
m.playPositionAnimationWidth.keyValue = [m.playPosition.width, playPositionBarWidth]
m.playPositionAnimation.control = "start"
' Update displayed position timestamp
if isValid(m.global.audioPlayer.position)
m.positionTimestamp.text = secondsToHuman(m.global.audioPlayer.position)
else
m.positionTimestamp.text = "0:00"
end if
' Only fall into screensaver logic if the user has screensaver enabled in Roku settings
if m.screenSaverTimeout > 0
if m.di.TimeSinceLastKeypress() >= m.screenSaverTimeout - 2
if not screenSaverActive()
startScreenSaver()
end if
end if
end if
end sub
function screenSaverActive() as boolean
return m.screenSaverBackground.visible or m.screenSaverAlbumCover.opacity > 0 or m.PosterOne.opacity > 0
end function
sub startScreenSaver()
m.screenSaverBackground.visible = true
m.top.overhangVisible = false
if m.albumCover.uri = ""
' Jellyfin Logo Screensaver
m.PosterOne.visible = true
m.PosterOneFadeIn.control = "start"
m.BounceAnimation.control = "start"
else
' Album Art Screensaver
m.screenSaverAlbumCoverFadeIn.control = "start"
m.screenSaverAlbumAnimation.control = "start"
end if
end sub
sub endScreenSaver()
m.PosterOneFadeIn.control = "pause"
m.screenSaverAlbumCoverFadeIn.control = "pause"
m.screenSaverAlbumAnimation.control = "pause"
m.BounceAnimation.control = "pause"
m.screenSaverBackground.visible = false
m.screenSaverAlbumCover.opacity = 0
m.PosterOne.opacity = 0
m.top.overhangVisible = true
end sub
sub audioStateChanged()
' Song Finished, attempt to move to next song
if m.global.audioPlayer.state = "finished"
' User has enabled single song loop, play current song again
if m.global.audioPlayer.loopMode = "one"
playAction()
return
end if
if m.global.queueManager.callFunc("getPosition") < m.global.queueManager.callFunc("getCount") - 1
m.top.state = "finished"
else
' We are at the end of the song queue
' User has enabled loop for entire song queue, move back to first song
if m.global.audioPlayer.loopMode = "all"
m.global.queueManager.callFunc("setPosition", -1)
LoadNextSong()
return
end if
' Return to previous screen
m.top.state = "finished"
end if
end if
end sub
function playAction() as boolean
if m.global.audioPlayer.state = "playing"
m.global.audioPlayer.control = "pause"
' Allow screen to go to real screensaver
WriteAsciiFile("tmp:/scene.temp", "nowplaying-paused")
MoveFile("tmp:/scene.temp", "tmp:/scene")
else if m.global.audioPlayer.state = "paused"
m.global.audioPlayer.control = "resume"
' Write screen tracker for screensaver
WriteAsciiFile("tmp:/scene.temp", "nowplaying")
MoveFile("tmp:/scene.temp", "tmp:/scene")
else if m.global.audioPlayer.state = "finished"
m.global.audioPlayer.control = "play"
' Write screen tracker for screensaver
WriteAsciiFile("tmp:/scene.temp", "nowplaying")
MoveFile("tmp:/scene.temp", "tmp:/scene")
end if
return true
end function
function previousClicked() as boolean
if m.playlistTypeCount > 1 then return false
if m.global.queueManager.callFunc("getPosition") = 0 then return false
if m.global.audioPlayer.state = "playing"
m.global.audioPlayer.control = "stop"
end if
' Reset loop mode due to manual user interaction
if m.global.audioPlayer.loopMode = "one"
resetLoopModeToDefault()
end if
m.global.queueManager.callFunc("moveBack")
pageContentChanged()
return true
end function
sub resetLoopModeToDefault()
m.global.audioPlayer.loopMode = ""
setLoopButtonImage()
end sub
function loopClicked() as boolean
if m.global.audioPlayer.loopMode = ""
m.global.audioPlayer.loopMode = "all"
else if m.global.audioPlayer.loopMode = "all"
m.global.audioPlayer.loopMode = "one"
else
m.global.audioPlayer.loopMode = ""
end if
setLoopButtonImage()
return true
end function
sub setLoopButtonImage()
if m.global.audioPlayer.loopMode = "all"
m.loopIndicator.opacity = "1"
m.loopIndicator.uri = m.loopIndicator.uri.Replace("-off", "-on")
else if m.global.audioPlayer.loopMode = "one"
m.loopIndicator.uri = m.loopIndicator.uri.Replace("-on", "1-on")
else
m.loopIndicator.uri = m.loopIndicator.uri.Replace("1-on", "-off")
end if
end sub
function nextClicked() as boolean
if m.playlistTypeCount > 1 then return false
' Reset loop mode due to manual user interaction
if m.global.audioPlayer.loopMode = "one"
resetLoopModeToDefault()
end if
if m.global.queueManager.callFunc("getPosition") < m.global.queueManager.callFunc("getCount") - 1
LoadNextSong()
end if
return true
end function
sub toggleShuffleEnabled()
m.global.queueManager.callFunc("toggleShuffle")
end sub
function findCurrentSongIndex(songList) as integer
if not isValidAndNotEmpty(songList) then return 0
for i = 0 to songList.count() - 1
if songList[i].id = m.global.queueManager.callFunc("getCurrentItem").id
return i
end if
end for
return 0
end function
function shuffleClicked() as boolean
currentSongIndex = findCurrentSongIndex(m.global.queueManager.callFunc("getUnshuffledQueue"))
toggleShuffleEnabled()
if not m.global.queueManager.callFunc("getIsShuffled")
m.shuffleIndicator.opacity = ".4"
m.shuffleIndicator.uri = m.shuffleIndicator.uri.Replace("-on", "-off")
m.global.queueManager.callFunc("setPosition", currentSongIndex)
setTrackNumberDisplay()
return true
end if
m.shuffleIndicator.opacity = "1"
m.shuffleIndicator.uri = m.shuffleIndicator.uri.Replace("-off", "-on")
setTrackNumberDisplay()
return true
end function
sub setShuffleIconState()
if m.global.queueManager.callFunc("getIsShuffled")
m.shuffleIndicator.opacity = "1"
m.shuffleIndicator.uri = m.shuffleIndicator.uri.Replace("-off", "-on")
end if
end sub
sub setTrackNumberDisplay()
setFieldTextValue("numberofsongs", "Track " + stri(m.global.queueManager.callFunc("getPosition") + 1) + "/" + stri(m.global.queueManager.callFunc("getCount")))
end sub
sub LoadNextSong()
if m.global.audioPlayer.state = "playing"
m.global.audioPlayer.control = "stop"
end if
' Reset playPosition bar without animation
m.playPosition.width = 0
m.global.queueManager.callFunc("moveForward")
pageContentChanged()
end sub
' Update values on screen when page content changes
sub pageContentChanged()
' Reset buffer bar without animation
m.bufferPosition.width = 0
useMetaTask = false
currentItem = m.global.queueManager.callFunc("getCurrentItem")
if not isValid(currentItem.RunTimeTicks)
useMetaTask = true
end if
if not isValid(currentItem.AlbumArtist)
useMetaTask = true
end if
if not isValid(currentItem.name)
useMetaTask = true
end if
if not isValid(currentItem.Artists)
useMetaTask = true
end if
if useMetaTask
m.LoadMetaDataTask.itemId = currentItem.id
m.LoadMetaDataTask.observeField("content", "onMetaDataLoaded")
m.LoadMetaDataTask.control = "RUN"
else
if isValid(currentItem.ParentBackdropItemId)
setBackdropImage(ImageURL(currentItem.ParentBackdropItemId, "Backdrop", { "maxHeight": "720", "maxWidth": "1280" }))
end if
setPosterImage(ImageURL(currentItem.id, "Primary", { "maxHeight": 500, "maxWidth": 500 }))
setScreenTitle(currentItem)
setOnScreenTextValues(currentItem)
m.songDuration = currentItem.RunTimeTicks / 10000000.0
' Update displayed total audio length
m.totalLengthTimestamp.text = ticksToHuman(currentItem.RunTimeTicks)
end if
m.LoadAudioStreamTask.itemId = currentItem.id
m.LoadAudioStreamTask.observeField("content", "onAudioStreamLoaded")
m.LoadAudioStreamTask.control = "RUN"
end sub
' If we have more and 1 song to play, fade in the next and previous controls
sub loadButtons()
' Don't show audio buttons if we have a mixed playlist
if m.playlistTypeCount > 1 then return
if m.global.queueManager.callFunc("getCount") > 1
m.shuffleIndicator.opacity = ".4"
m.loopIndicator.opacity = ".4"
m.displayButtonsAnimation.control = "start"
setLoopButtonImage()
end if
end sub
sub onAudioStreamLoaded()
data = m.LoadAudioStreamTask.content[0]
m.LoadAudioStreamTask.unobserveField("content")
if data < > invalid and data.count() > 0
m.global.audioPlayer.content = data
m.global.audioPlayer.control = "none"
m.global.audioPlayer.control = "play"
end if
end sub
sub onBackdropImageLoaded()
data = m.LoadBackdropImageTask.content[0]
m.LoadBackdropImageTask.unobserveField("content")
if isValid(data) and data < > ""
setBackdropImage(data)
end if
end sub
sub onMetaDataLoaded()
data = m.LoadMetaDataTask.content[0]
m.LoadMetaDataTask.unobserveField("content")
if isValid(data) and data.count() > 0 and isValid(data.json)
' Use metadata to load backdrop image
if isValid(data.json.ArtistItems) and isValid(data.json.ArtistItems[0]) and isValid(data.json.ArtistItems[0].id)
m.LoadBackdropImageTask.itemId = data.json.ArtistItems[0].id
m.LoadBackdropImageTask.observeField("content", "onBackdropImageLoaded")
m.LoadBackdropImageTask.control = "RUN"
end if
setPosterImage(data.posterURL)
setScreenTitle(data.json)
setOnScreenTextValues(data.json)
if isValid(data.json.RunTimeTicks)
m.songDuration = data.json.RunTimeTicks / 10000000.0
' Update displayed total audio length
m.totalLengthTimestamp.text = ticksToHuman(data.json.RunTimeTicks)
end if
end if
end sub
' Set poster image on screen
sub setPosterImage(posterURL)
if isValid(posterURL)
if m.albumCover.uri < > posterURL
m.albumCover.uri = posterURL
m.screenSaverAlbumCover.uri = posterURL
end if
end if
end sub
' Set screen's title text
sub setScreenTitle(json)
newTitle = ""
if isValid(json)
if isValid(json.AlbumArtist)
newTitle = json.AlbumArtist
end if
if isValid(json.AlbumArtist) and isValid(json.name)
newTitle = newTitle + " / "
end if
if isValid(json.name)
newTitle = newTitle + json.name
end if
end if
if m.top.overhangTitle < > newTitle
m.top.overhangTitle = newTitle
end if
end sub
' Populate on screen text variables
sub setOnScreenTextValues(json)
if isValid(json)
if m.playlistTypeCount = 1
setTrackNumberDisplay()
end if
setFieldTextValue("artist", json.Artists[0])
setFieldTextValue("song", json.name)
end if
end sub
' Add backdrop image to screen
sub setBackdropImage(data)
if isValid(data)
if m.backDrop.uri < > data
m.backDrop.uri = data
end if
end if
end sub
' Process key press events
function onKeyEvent(key as string, press as boolean) as boolean
' Key bindings for remote control buttons
if press
' If user presses key to turn off screensaver, don't do anything else with it
if screenSaverActive()
endScreenSaver()
return true
end if
if key = "play"
return playAction()
else if key = "back"
m.global.audioPlayer.control = "stop"
m.global.audioPlayer.loopMode = ""
else if key = "rewind"
return previousClicked()
else if key = "fastforward"
return nextClicked()
else if key = "left"
if m.global.queueManager.callFunc("getCount") = 1 then return false
if m.top.selectedButtonIndex > 0
m.previouslySelectedButtonIndex = m.top.selectedButtonIndex
m.top.selectedButtonIndex = m.top.selectedButtonIndex - 1
end if
return true
else if key = "right"
if m.global.queueManager.callFunc("getCount") = 1 then return false
m.previouslySelectedButtonIndex = m.top.selectedButtonIndex
if m.top.selectedButtonIndex < m.buttonCount - 1 then m.top.selectedButtonIndex = m.top.selectedButtonIndex + 1
return true
else if key = "OK"
if m.buttons.getChild(m.top.selectedButtonIndex).id = "play"
return playAction()
else if m.buttons.getChild(m.top.selectedButtonIndex).id = "previous"
return previousClicked()
else if m.buttons.getChild(m.top.selectedButtonIndex).id = "next"
return nextClicked()
else if m.buttons.getChild(m.top.selectedButtonIndex).id = "shuffle"
return shuffleClicked()
else if m.buttons.getChild(m.top.selectedButtonIndex).id = "loop"
return loopClicked()
end if
end if
end if
return false
end function
sub OnScreenHidden()
' Write screen tracker for screensaver
WriteAsciiFile("tmp:/scene.temp", "")
MoveFile("tmp:/scene.temp", "tmp:/scene")
end sub
2023-10-27 02:19:51 +00:00
< / pre >
< / article >
< / section >
< / div >
< / div >
< div class = "clearfix" > < / div >
< / div >
< / div >
< div class = "modal fade" id = "searchResults" >
< div class = "modal-dialog" >
< div class = "modal-content" >
< div class = "modal-header" >
< button type = "button" class = "close" data-dismiss = "modal" aria-label = "Close" > < span aria-hidden = "true" > × < / span > < / button >
< h4 class = "modal-title" > Search results< / h4 >
< / div >
< div class = "modal-body" > < / div >
< div class = "modal-footer" >
< button type = "button" class = "btn btn-default" data-dismiss = "modal" > Close< / button >
< / div >
< / div > <!-- /.modal - content -->
< / div > <!-- /.modal - dialog -->
< / div >
< footer >
< span class = "jsdoc-message" > Source code: < a href = "https://github.com/jellyfin/jellyfin-roku" > https://github.com/jellyfin/jellyfin-roku< / a > < / span > < span class = "jsdoc-message" > Jellyfin Roku Development Forum: < a href = "https://forum.jellyfin.org/f-roku-development" > https://forum.jellyfin.org/f-roku-development< / a > < / span >
< span class = "jsdoc-message" >
Documentation generated by < a href = "https://github.com/jsdoc3/jsdoc" > JSDoc 4.0.2< / a >
2023-11-11 00:21:43 +00:00
on Nov 11th 2023
2023-10-27 02:19:51 +00:00
using the < a href = "https://github.com/docstrap/docstrap" > DocStrap template< / a > .
< / span >
< / footer >
< script src = "scripts/docstrap.lib.js" > < / script >
< script src = "scripts/toc.js" > < / script >
< script type = "text/javascript" src = "scripts/fulltext-search-ui.js" > < / script >
< script >
$( function () {
$( "[id*='$']" ).each( function () {
var $this = $( this );
$this.attr( "id", $this.attr( "id" ).replace( "$", "__" ) );
} );
$( ".tutorial-section pre, .readme-section pre, pre.prettyprint.source" ).each( function () {
var $this = $( this );
var example = $this.find( "code" );
exampleText = example.html();
var lang = /{@lang (.*?)}/.exec( exampleText );
if ( lang & & lang[1] ) {
exampleText = exampleText.replace( lang[0], "" );
example.html( exampleText );
lang = lang[1];
} else {
var langClassMatch = example.parent()[0].className.match(/lang\-(\S+)/);
lang = langClassMatch ? langClassMatch[1] : "javascript";
}
if ( lang ) {
$this
.addClass( "sunlight-highlight-" + lang )
.addClass( "linenums" )
.html( example.html() );
}
} );
Sunlight.highlightAll( {
lineNumbers : true,
showMenu : true,
enableDoclinks : true
} );
$.catchAnchorLinks( {
navbarOffset: 10
} );
$( "#toc" ).toc( {
anchorName : function ( i, heading, prefix ) {
return $( heading ).attr( "id" ) || ( prefix + i );
},
selectors : "#toc-content h1,#toc-content h2,#toc-content h3,#toc-content h4",
showAndHide : false,
smoothScrolling: true
} );
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
$( '.dropdown-toggle' ).dropdown();
$( "table" ).each( function () {
var $this = $( this );
$this.addClass('table');
} );
} );
< / script >
<!-- Navigation and Symbol Display -->
<!-- Google Analytics -->
< script type = "text/javascript" >
$(document).ready(function() {
SearcherDisplay.init();
});
< / script >
< / body >
< / html >
