Added new command: Play Random sound.

Assets/Fungus/Scripts/Commands/PlayRandomSound.cs

@@ -0,0 +1,83 @@
+// This code is part of the Fungus library (http://fungusgames.com) maintained by Chris Gregan (http://twitter.com/gofungus).
+// It is released for free under the MIT open source license (https://github.com/snozbot/fungus/blob/master/LICENSE)
+
+using UnityEngine;
+
+namespace Fungus
+{
+    /// <summary>
+    /// Plays a once-off sound effect. Multiple sound effects can be played at the same time.
+    /// </summary>
+    [CommandInfo("Audio",
+                 "Play Random Sound",
+                 "Plays a once-off sound effect. Multiple sound effects can be played at the same time.")]
+    [AddComponentMenu("")]
+    public class PlayRandomSound : Command
+    {
+        [Tooltip("Sound effect clip to play")]
+        [SerializeField]
+        protected AudioClip[] soundClip;
+
+        [Range(0, 1)]
+        [Tooltip("Volume level of the sound effect")]
+        [SerializeField]
+        protected float volume = 1;
+
+        [Tooltip("Wait until the sound has finished playing before continuing execution.")]
+        [SerializeField]
+        protected bool waitUntilFinished;
+
+        protected virtual void DoWait()
+        {
+            Continue();
+        }
+
+        #region Public members
+
+        public override void OnEnter()
+        {
+            int rand = Random.Range(0, soundClip.Length);
+            if (soundClip == null)
+            {
+                Continue();
+                return;
+            }
+
+            var musicManager = FungusManager.Instance.MusicManager;
+
+            musicManager.PlaySound(soundClip[rand], volume);
+
+            if (waitUntilFinished)
+            {
+                Invoke("DoWait", soundClip[rand].length);
+            }
+            else
+            {
+                Continue();
+            }
+        }
+
+        public override string GetSummary()
+        {
+            if (soundClip == null)
+            {
+                return "Error: No sound clip selected";
+            }
+            
+            string sounds = "[";
+            foreach (AudioClip ac in soundClip) {
+                sounds+=ac.name+" ,";
+            }
+            sounds = sounds.TrimEnd(' ', ',');
+            sounds += "]";
+            return "Random sounds "+sounds;
+        }
+
+        public override Color GetButtonColor()
+        {
+            return new Color32(242, 209, 176, 255);
+        }
+
+        #endregion
+    }
+}