feat(UI): Add time scale slider

Assets/JCSUnity/Scripts/UI/Slider/JCS_SoundSlider.cs

@@ -28,7 +28,7 @@ public class JCS_SoundSlider : MonoBehaviour
         [SerializeField]
         private JCS_SoundSettingType mSoundType = JCS_SoundSettingType.NONE;
 
-        /* Setter/Getter */
+        /* Setter & Getter */
 
         public Slider slider { get { return this.mSlider; } }
         public JCS_SoundSettingType SoundType { get { return this.mSoundType; } }

Assets/JCSUnity/Scripts/UI/Slider/JCS_TimeScaleSlider.cs

@@ -0,0 +1,38 @@
+/**
+ * $File: JCS_TimeScaleSlider.cs $
+ * $Date: 2023-09-03 14:19:04 $
+ * $Revision: $
+ * $Creator: Jen-Chieh Shen $
+ * $Notice: See LICENSE.txt for modification and distribution information
+ *                   Copyright (c) 2023 by Shen, Jen-Chieh $
+ */
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace JCSUnity
+{
+    /// <summary>
+    /// Slider component to control time scale value.
+    /// </summary>
+    [RequireComponent(typeof(Slider))]
+    public class JCS_TimeScaleSlider : MonoBehaviour
+    {
+        /* Variables */
+
+        private Slider mSlider = null;
+
+        /* Setter & Getter */
+
+        /* Functions */
+
+        private void Awake()
+        {
+            this.mSlider = this.GetComponent<Slider>();
+        }
+
+        private void Update()
+        {
+            Time.timeScale = mSlider.value;
+        }
+    }
+}

docs/ScriptReference/UI/Slider/JCS_TimeScaleSlider.md

@@ -0,0 +1,3 @@
+# JCS_TimeScaleSlider
+
+Slider component to control time scale value.