Music playlist.

1 files changed, 34 insertions, 0 deletions

diff --git a/core/src/com/ilotterytea/maxoning/audio/Playlist.kt b/core/src/com/ilotterytea/maxoning/audio/Playlist.kt
new file mode 100644
index 0000000..32788e6
--- /dev/null
+++ b/core/src/com/ilotterytea/maxoning/audio/Playlist.kt
@@ -0,0 +1,34 @@
+package com.ilotterytea.maxoning.audio
+
+import com.badlogic.gdx.audio.Music
+import com.ilotterytea.maxoning.utils.math.Math
+
+/**
+ * Playlist.
+ */
+class Playlist(vararg musics: Music) {
+    private val playlist: Array<out Music> = musics
+    var playingNow: Music = playlist[0]
+    private var index = 0;
+
+    var shuffleMode = false
+
+    /**
+     * Play next music.
+     */
+    fun next() {
+        if (playingNow.isPlaying) playingNow.stop()
+
+        if (shuffleMode) {
+            index = Math.getRandomNumber(0, playlist.size - 1)
+            playingNow = playlist[index]
+            playingNow.play()
+        } else {
+            index++
+            if (index > playlist.size - 1) index = 0
+
+            playingNow = playlist[index]
+            playingNow.play()
+        }
+    }
+}
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