backgroundAudio convenience function

lightningkite · Jul 16, 2024 · da2f555 · da2f555
1 parent bd9f36a
commit da2f555
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Showing 2 changed files with 40 additions and 31 deletions.
diff --git a/example-app/src/commonMain/kotlin/com/lightningkite/mppexampleapp/AudioScreen.kt b/example-app/src/commonMain/kotlin/com/lightningkite/mppexampleapp/AudioScreen.kt
@@ -32,37 +32,7 @@ object AudioScreen : Screen {
                 text("Background sound")
             }
 
-            val backgroundAudioShared = shared {
-                Resources.audioTaunt.load().apply { volume = 0.1f }
-            }
-            // Loop and cancel the background sound
-            reactiveScope {
-                if (backgroundSoundPlaying()) {
-                    val backgroundAudio = backgroundAudioShared()
-                    suspendCoroutineCancellable<Unit> {
-                        backgroundAudio.onComplete {
-                            backgroundAudio.play()
-                        }
-                        return@suspendCoroutineCancellable {
-                            backgroundAudio.stop()
-                        }
-                    }
-                }
-            }
-            // Trigger the background sound once every five seconds until it successfully starts
-            reactiveScope {
-                if (backgroundSoundPlaying()) {
-                    val backgroundAudio = backgroundAudioShared()
-                    while (true) {
-                        if (!backgroundAudio.isPlaying) {
-                            backgroundAudio.play()
-                            delay(5000)
-                        } else {
-                            break
-                        }
-                    }
-                }
-            }
+            backgroundAudio(Resources.audioTaunt) { backgroundSoundPlaying() }
         }
     }
 

diff --git a/library/src/commonMain/kotlin/com/lightningkite/kiteui/SoundEffectPool.kt b/library/src/commonMain/kotlin/com/lightningkite/kiteui/SoundEffectPool.kt
@@ -1,6 +1,11 @@
 package com.lightningkite.kiteui
 
+import com.lightningkite.kiteui.models.AudioResource
 import com.lightningkite.kiteui.models.AudioSource
+import com.lightningkite.kiteui.reactive.invoke
+import com.lightningkite.kiteui.reactive.shared
+import com.lightningkite.kiteui.views.RView
+import com.lightningkite.kiteui.views.reactiveScope
 
 expect class SoundEffectPool(concurrency: Int = 4) {
     suspend fun preload(sound: AudioSource)
@@ -25,3 +30,37 @@ interface PlayableAudio {
         isPlaying = true
     }
 }
+
+fun RView<*>.backgroundAudio(audio: AudioResource, playBackgroundAudio: suspend () -> Boolean) {
+    val backgroundAudioShared = shared {
+        audio.load().apply { volume = 0.1f }
+    }
+    // Loop and cancel the background sound
+    reactiveScope {
+        if (playBackgroundAudio()) {
+            val backgroundAudio = backgroundAudioShared()
+            suspendCoroutineCancellable<Unit> {
+                backgroundAudio.onComplete {
+                    backgroundAudio.play()
+                }
+                return@suspendCoroutineCancellable {
+                    backgroundAudio.stop()
+                }
+            }
+        }
+    }
+    // Trigger the background sound once every five seconds until it successfully starts
+    reactiveScope {
+        if (playBackgroundAudio()) {
+            val backgroundAudio = backgroundAudioShared()
+            while (true) {
+                if (!backgroundAudio.isPlaying) {
+                    backgroundAudio.play()
+                    delay(5000)
+                } else {
+                    break
+                }
+            }
+        }
+    }
+}