small fixes

Assets/Station46/Runtime/Puzzle C/Hole.cs

@@ -0,0 +1,62 @@
+using EscapeRoomEngine.Desert.Runtime.Dispenser;
+using UnityEngine;
+
+namespace EscapeRoomEngine.Desert.Runtime.Puzzle_C
+{
+    /// <summary>
+    /// A hole used in the <see cref="Holes"/> module.
+    /// </summary>
+    [RequireComponent(typeof(Emission), typeof(Collider))]
+    public class Hole : Button
+    {
+        [Tooltip("The number of this hole, starting from the bottom left.")]
+        [Min(0)]
+        public int number;
+
+        public Emission Emission { get; private set; }
+
+        private void Awake()
+        {
+            Emission = GetComponent<Emission>();
+        }
+
+        protected override void Start()
+        {
+            base.Start();
+
+            Emission.active = true;
+        }
+
+        private void OnTriggerEnter(Collider other)
+        {
+            var orb = other.GetComponent<DispenserOrb>();
+            if (orb != null)
+            {
+                if (Active)
+                {
+                    var color = Engine.Runtime.Engine.Theme.activeColor;
+                    
+                    orb.Color = color.hdr;
+                    Emission.color = color.hdr;
+                    Press();
+                }
+            }
+        }
+
+        private void OnTriggerExit(Collider other)
+        {
+            var orb = other.GetComponent<DispenserOrb>();
+            if (orb != null)
+            {
+                var color = Engine.Runtime.Engine.Theme.puzzleColor;
+                
+                if (Active)
+                {
+                    Release();
+                    Emission.color = color.hdr;
+                }
+                orb.Color = color.hdr;
+            }
+        }
+    }
+}