Add new RotateAround script

Author: adamgraham

Runtime/RotateAround.cs

@@ -0,0 +1,57 @@
+using UnityEngine;
+
+namespace Zigurous.Animation
+{
+    /// <summary>
+    /// Rotates an object around a point by a given speed.
+    /// </summary>
+    public sealed class RotateAround : MonoBehaviour
+    {
+        /// <summary>
+        /// The point to rotate around.
+        /// </summary>
+        [Tooltip("The point to rotate around.")]
+        public Transform point;
+
+        /// <summary>
+        /// The axis in which the object rotates.
+        /// </summary>
+        [Tooltip("The axis in which the object rotates.")]
+        public Vector3 axis = Vector3.up;
+
+        /// <summary>
+        /// The speed at which the object rotates.
+        /// </summary>
+        [Tooltip("The speed at which the object rotates.")]
+        public float speed = 1.0f;
+
+        /// <summary>
+        /// The update mode during which the object rotates.
+        /// </summary>
+        [Tooltip("The update mode during which the object rotates.")]
+        public UpdateMode updateMode = UpdateMode.Update;
+
+        private void Update()
+        {
+            if (this.point != null && this.updateMode == UpdateMode.Update) {
+                this.transform.RotateAround(this.point.position, this.axis, this.speed * Time.deltaTime);
+            }
+        }
+
+        private void LateUpdate()
+        {
+            if (this.point != null && this.updateMode == UpdateMode.LateUpdate) {
+                this.transform.RotateAround(this.point.position, this.axis, this.speed * Time.deltaTime);
+            }
+        }
+
+        private void FixedUpdate()
+        {
+            if (this.point != null && this.updateMode == UpdateMode.FixedUpdate) {
+                this.transform.RotateAround(this.point.position, this.axis, this.speed * Time.fixedDeltaTime);
+            }
+        }
+
+    }
+
+}