public override Rect RenderEvent(Rect myArea)
        {
            USApplyForceEvent forceEvent = TargetEvent as USApplyForceEvent;

            DrawDefaultBox(myArea);

            using (new WellFired.Shared.GUIBeginArea(myArea))
            {
                GUILayout.Label(GetReadableEventName(), DefaultLabel);
                if (forceEvent)
                {
                    GUILayout.Label(forceEvent.type.ToString(), DefaultLabel);
                    GUILayout.Label("Strength : " + forceEvent.strength, DefaultLabel);
                }
            }

            return(myArea);
        }
        void OnSceneGUI()
        {
            USApplyForceEvent forceEvent = target as USApplyForceEvent;

            if (!forceEvent)
            {
                Debug.LogWarning("Trying to render an event as a USApplyForceEvent, but it is a : " + forceEvent.GetType().ToString());
            }

            if (forceEvent.AffectedObject)
            {
                forceEvent.transform.position = forceEvent.AffectedObject.transform.position;
            }

            USUndoManager.BeginChangeCheck();

            Vector3 vPosition = forceEvent.transform.position;

            float   width = HandleUtility.GetHandleSize(vPosition) * HandleLength;
            Vector3 vEnd  = vPosition + (forceEvent.direction * width);

            width = HandleUtility.GetHandleSize(vEnd) * HandleSize;
            vEnd  = Handles.FreeMoveHandle(vEnd, Quaternion.identity, width, Vector3.zero, Handles.CubeCap);

            Vector3 vDifference = vEnd - vPosition;

            vDifference.Normalize();

            // Undo this
            if (USUndoManager.EndChangeCheck())
            {
                USUndoManager.PropertyChange(forceEvent, "Change Force Event Direction");
                forceEvent.direction = vDifference;
            }

            Handles.color = Color.red;
            Handles.DrawLine(vPosition, vEnd);

            if (GUI.changed)
            {
                EditorUtility.SetDirty(forceEvent);
            }
        }