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54 lines
1.4 KiB
CoffeeScript
54 lines
1.4 KiB
CoffeeScript
CocoClass = require 'lib/CocoClass'
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AudioPlayer = require 'lib/AudioPlayer'
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{me} = require 'lib/auth'
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CROSSFADE_LENGTH = 1500
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module.exports = class MusicPlayer extends CocoClass
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currentMusic: null
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standingBy: null
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subscriptions:
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'level-play-music': 'onPlayMusic'
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'audio-player:loaded': 'onAudioLoaded'
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constructor: ->
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super arguments...
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me.on 'change:music', @onMusicSettingChanged, @
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onAudioLoaded: ->
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@onPlayMusic(@standingBy) if @standingBy
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onPlayMusic: (e) ->
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src = e.file
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if src
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src = "/file#{src}#{AudioPlayer.ext}"
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return @currentMusic.play() if src is @currentMusic?.src
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media = AudioPlayer.getStatus(src)
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if not media?.loaded
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AudioPlayer.preloadSound(src)
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@standingBy = e
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return
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@standingBy = null
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if @currentMusic
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f = -> @stop()
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createjs.Tween.get(@currentMusic).to({volume:0.0}, CROSSFADE_LENGTH).call(f)
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@currentMusic = createjs.Sound.play(src, 'none', 0, 0, -1, 0.3) if src and e.play
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return unless @currentMusic
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@currentMusic.volume = 0.0
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if me.get('music')
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createjs.Tween.get(@currentMusic).to({volume:1.0}, CROSSFADE_LENGTH)
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onMusicSettingChanged: ->
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@updateMusicVolume()
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updateMusicVolume: ->
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return unless @currentMusic
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createjs.Tween.removeTweens(@currentMusic)
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@currentMusic.volume = if me.get('music') then 1.0 else 0.0
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destroy: ->
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super()
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me.off 'change:music', @onMusicSettingChanged, @
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