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* init * Added `composeResource` constructor for `Audio` * Updated Audio and AudioByte file names. * Updated Audio and AudioByte file names. * Updated Audio and AudioByte file names.
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basic-sound/src/jvmMain/kotlin/app/lexilabs/basic/sound/Audio.jvm.kt
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basic-sound/src/jvmMain/kotlin/app/lexilabs/basic/sound/Audio.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| package app.lexilabs.basic.sound | ||
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| import app.lexilabs.basic.logging.Log | ||
| import kotlinx.coroutines.flow.MutableStateFlow | ||
| import kotlinx.coroutines.flow.StateFlow | ||
| import kotlinx.coroutines.flow.asStateFlow | ||
| import java.io.File | ||
| import javax.sound.sampled.AudioSystem | ||
| import javax.sound.sampled.Clip | ||
| import kotlin.io.path.Path | ||
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| @ExperimentalBasicSound | ||
| public actual class Audio actual constructor(): AudioBuilder { | ||
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| private val tag = "Basic-Sound Audio" | ||
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| private val _audioState = MutableStateFlow<AudioState>(AudioState.NONE) | ||
| public actual override val audioState: StateFlow<AudioState> = _audioState.asStateFlow() | ||
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| private var clip: Clip = AudioSystem.getClip() | ||
| private var cursor: Long = 0L | ||
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| public actual var resource: String = "" | ||
| public actual var autoPlay: Boolean = false | ||
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| public actual constructor(resource: String, autoPlay: Boolean): this() { | ||
| this.resource = resource | ||
| this.autoPlay = autoPlay | ||
| } | ||
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| public actual constructor(context: Any?, composeResource: String, autoPlay: Boolean): this() { | ||
| this.resource = composeResource | ||
| this.autoPlay = autoPlay | ||
| } | ||
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| public actual override fun load(context: Any?) { | ||
| try { | ||
| _audioState.value = AudioState.LOADING | ||
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| val stream = if (resource.substring(0, 4) == "http") { | ||
| AudioSystem.getAudioInputStream(Path(resource).toUri().toURL()) | ||
| ?: throw IllegalStateException("load:The URL provided was invalid or failed to load") | ||
| } else { | ||
| AudioSystem.getAudioInputStream(File(resource).absoluteFile) | ||
| ?: throw IllegalStateException("load:The path provided was invalid") | ||
| } | ||
| clip.open(stream) | ||
| when (clip.isOpen) { | ||
| true -> { | ||
| _audioState.value = AudioState.READY | ||
| if (autoPlay) { | ||
| play() | ||
| } | ||
| } | ||
|
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| false -> _audioState.value = AudioState.LOADING | ||
| } | ||
| } catch (e: Exception) { | ||
| Log.e(tag, "load:failure: $e") | ||
| _audioState.value = AudioState.ERROR("load:failure: $e") | ||
| } | ||
| } | ||
|
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| public actual override fun play() { | ||
| when (audioState.value) { | ||
| is AudioState.LOADING, | ||
| is AudioState.PLAYING -> { /** do nothing **/ } | ||
| is AudioState.NONE -> { | ||
| throw Exception ("AudioState.NONE: load() not run yet") | ||
| } | ||
| is AudioState.ERROR -> { | ||
| throw Exception("AudioState.ERROR: ${(audioState.value as AudioState.ERROR).message}") | ||
| } | ||
| is AudioState.PAUSED -> { | ||
| clip.microsecondPosition = cursor | ||
| clip.start() | ||
| _audioState.value = AudioState.PLAYING | ||
| } | ||
| is AudioState.READY -> { | ||
| clip.start() | ||
| _audioState.value = AudioState.PLAYING | ||
| } | ||
| } | ||
| } | ||
|
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| public actual override fun pause() { | ||
| try { | ||
| if (clip.isRunning) { | ||
| cursor = clip.microsecondPosition | ||
| clip.stop() | ||
| _audioState.value = AudioState.PAUSED | ||
| } | ||
| } catch (e: Exception) { | ||
| Log.e(tag, "pause:failure: $e") | ||
| _audioState.value = AudioState.ERROR("pause:failure: $e") | ||
| } | ||
| } | ||
|
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| public actual override fun stop() { | ||
| try { | ||
| if (clip.isRunning) { | ||
| clip.stop() | ||
| cursor = 0L | ||
| _audioState.value = AudioState.READY | ||
| } | ||
| } catch (e: Exception) { | ||
| Log.e(tag, "stop:failure: $e") | ||
| _audioState.value = AudioState.ERROR("stop:failure: $e") | ||
| } | ||
| } | ||
|
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| public actual override fun release() { | ||
| try { | ||
| _audioState.value = AudioState.NONE | ||
| clip.flush() | ||
| } catch (e: Exception) { | ||
| Log.e(tag, "release:failure: $e") | ||
| _audioState.value = AudioState.ERROR("release:failure: $e") | ||
| } | ||
| } | ||
| } |
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