fixes and example

Author: Dimonik333

Assets/CatCode/AlphaModifiers Example.meta

@@ -0,0 +1,37 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace CatCode.AlphaModifiers
+{
+    public class AlphaModifierExample : MonoBehaviour
+    {
+        [SerializeField] private MonoAlphaModifier _parentAlpha;
+        [SerializeField] private MonoAlphaModifier _childAlpha;
+        [Space]
+        [SerializeField] private Slider _parentSlider;
+        [SerializeField] private Slider _childSlider;
+
+        private void OnEnable()
+        {
+            _parentSlider.onValueChanged.AddListener(OnParentValueChanged);
+            _childSlider.onValueChanged.AddListener(OnChildValueChanged);
+
+            OnParentValueChanged(_parentSlider.value);
+            OnChildValueChanged(_childSlider.value);
+        }
+
+        private void OnDisable()
+        {
+            _parentSlider.onValueChanged.RemoveListener(OnParentValueChanged);
+            _childSlider.onValueChanged.RemoveListener(OnChildValueChanged);
+        }
+
+        private void OnParentValueChanged(float value)
+            => _parentAlpha.Alpha = value;
+
+        private void OnChildValueChanged(float value)
+            => _childAlpha.Alpha = value;
+    }
+}