pause/resume for tweens

Assets/Easing/Tween.cs

@@ -25,6 +25,7 @@ public class Tween {
 		public const Action doNothing = null;
 		public TweenType type = TweenType.f;
 		public TweenRepeat repeat = TweenRepeat.Once;
+		public Coroutine animationRoutine;
 
 		public enum TweenType
 		{
@@ -153,7 +154,23 @@ public Tween(float seconds)
 			this.type = TweenType.delay;
 		}
 		#endregion
-
+
+		#region Animation
+		public void Play()
+		{
+			TweenManager.instance.PlayTween(this);
+		}
+		public void Stop()
+		{
+			if(animationRoutine != null)
+				TweenManager.instance.StopTween(animationRoutine);
+		}
+		public void Reset()
+		{
+			this.restTime = this.originalTime;
+		}
+		#endregion
+
 		#region Tween Value Setters
 		public Vector2 Vector2Value
 		{

Assets/Easing/TweenManager.cs

@@ -19,7 +19,9 @@ public sealed class TweenManager : UnitySingleton<TweenManager> {
 		/// <param name="t">Tween.</param>
 		public Coroutine PlayTween(Tween t)
 		{
-			return StartCoroutine(Animate(t));
+			var routine = StartCoroutine(Animate(t));
+			t.animationRoutine = routine;
+			return routine;
 		}
 		/// <summary>
 		/// Chains the tweens for sequential execution