*

Assets/Scripts/SoundSystem/AiSound.cs

@@ -0,0 +1,71 @@
+using System.Diagnostics;
+using System.Linq;
+using UnityEngine;
+using System.Collections;
+using Debug = UnityEngine.Debug;
+
+public class AiSound : MonoBehaviour {
+    public AudioSource audio;
+    private bool _isPlaying;
+    private float _startTime;
+    public float rangeScale = 1.0f;
+    public float StartTime {
+        get { return _startTime; }
+    }
+    public bool IsPlaying {
+        get { return _isPlaying; }
+    }
+    
+	
+	void Start () {
+	
+	}
+
+    private void BroadcastBeginPlaying() {
+        _startTime = Time.time;
+
+        var overlapped = Physics2D.OverlapCircleAll(transform.position, audio.maxDistance * rangeScale);
+        var listeners = overlapped.Select(v => v.gameObject.GetComponent<AiSoundListener>()).Where(v => v != null).Distinct().ToList();
+
+        if (listeners.Count() != 0) {
+            foreach (var listener in listeners) {
+                listener.OnSoundStart(this);
+                Debug.Log("Broadcast begin playing to object: " + listener.name);
+            }
+        }
+        else {
+            Debug.Log("AiSound started but no listeners found");
+        }
+       
+
+      
+    }
+
+    private void BroadcastEndPlaying() {
+        Debug.Log("EndPlaying");
+    }
+ 
+	
+	void Update () {
+	    if (audio != null) {
+	        if (_isPlaying != audio.isPlaying) {
+	            if (!_isPlaying) {
+	                BroadcastBeginPlaying();
+	            }
+	            else {
+	                BroadcastEndPlaying();
+	            }
+	        }
+	        _isPlaying = audio.isPlaying;
+	    }
+	    else {
+	        Debug.LogWarning("AiSound AudioSource is null!!!", this);
+	    }
+	}
+
+    void OnDrawGizmos() {
+        if (audio != null) {
+            AdvancedGizmo.DrawCircle(transform.position, Vector3.forward, audio.maxDistance * rangeScale, Color.green);
+        }
+    }
+}