+Playmaker

Assets/PlayMaker/Actions/Array/ArrayGetRandom.cs

@@ -0,0 +1,63 @@
+// (c) Copyright HutongGames, LLC 2010-2014. All rights reserved.
+
+using UnityEngine;
+
+namespace HutongGames.PlayMaker.Actions
+{
+	[ActionCategory(ActionCategory.Array)]
+	[Tooltip("Get a Random item from an Array.")]
+	public class ArrayGetRandom : FsmStateAction
+	{
+		[RequiredField]
+		[UIHint(UIHint.Variable)]
+		[Tooltip("The Array to use.")]
+		public FsmArray array;
+
+        [RequiredField]
+        [UIHint(UIHint.Variable)]
+        [Tooltip("Store the value in a variable.")]
+        [MatchElementType("array")]
+        public FsmVar storeValue;
+
+		[Tooltip("Repeat every frame while the state is active.")]
+		public bool everyFrame;
+
+		public override void Reset()
+		{
+			array = null;
+			storeValue =null;
+            everyFrame = false;
+		}
+		
+		// Code that runs on entering the state.
+		public override void OnEnter()
+		{
+			DoGetRandomValue();
+			
+			if (!everyFrame)
+			{
+				Finish();
+			}
+			
+		}
+		
+		public override void OnUpdate()
+		{
+			DoGetRandomValue();
+			
+		}
+		
+		private void DoGetRandomValue()
+		{
+			if (storeValue.IsNone)
+			{
+				return;
+			}
+
+			storeValue.SetValue(array.Get(Random.Range(0,array.Length)));	
+		}
+
+		
+	}
+}
+