漫画增加底图渐隐

Unity/Assets/Scripts/TH1_Logic/Comic/ComicAction.cs

@@ -11,7 +11,7 @@ using UnityEngine;
 
 namespace TH1_Logic.Comic
 {
-    // 淡入 淡出 左滑入 左滑出 右滑入 右滑出 上滑入 上滑出 下滑入 下滑出 字体浮现 整体上移入 整体上移出
+    // 淡入 淡出 左滑入 左滑出 右滑入 右滑出 上滑入 上滑出 下滑入 下滑出 字体浮现 整体上移入 整体上移出 整体淡出
     public enum ComicActionType
     {
         None = 0,
@@ -28,6 +28,7 @@ namespace TH1_Logic.Comic
         TextAppear = 11,
         AllSlideInUp = 12,
         AllSlideOutUp = 13,
+        AllFadeOut = 14,
     }
     
     
@@ -72,6 +73,7 @@ namespace TH1_Logic.Comic
                 ComicActionType.TextAppear => new TextAppearComicActionLogic(),
                 ComicActionType.AllSlideInUp => new AllSlideInUpComicActionLogic(),
                 ComicActionType.AllSlideOutUp => new AllSlideOutUpComicActionLogic(),
+                ComicActionType.AllFadeOut => new AllFadeOutComicActionLogic(),
                 _ => null
             };
         }
@@ -563,4 +565,39 @@ namespace TH1_Logic.Comic
             data.Mono.Rect.anchoredPosition = _pos;
         }
     }
-}
+
+    // 整体淡出 Action
+    public class AllFadeOutComicActionLogic : ComicActionLogic
+    {
+        private CanvasGroup GetOrAddCanvasGroup(ComicData data)
+        {
+            if (!data?.Mono) return null;
+            var canvasGroup = data.Mono.GetComponent<CanvasGroup>();
+            if (!canvasGroup) canvasGroup = data.Mono.gameObject.AddComponent<CanvasGroup>();
+            return canvasGroup;
+        }
+
+        private void SetAlpha(ComicData data, float alpha)
+        {
+            var canvasGroup = GetOrAddCanvasGroup(data);
+            if (!canvasGroup) return;
+            canvasGroup.alpha = Mathf.Clamp01(alpha);
+        }
+
+        public override void SetStartState(ComicData data, ComicSubItem item, ComicAction action)
+        {
+            SetAlpha(data, 1f);
+            action.Duration = 0.2f;
+        }
+
+        public override void SetEndState(ComicData data, ComicSubItem item, ComicAction action)
+        {
+            SetAlpha(data, 0f);
+        }
+
+        public override void SetUpdateAction(ComicData data, ComicSubItem item, ComicAction action, float ratio)
+        {
+            SetAlpha(data, 1f - ratio);
+        }
+    }
+}

Unity/Assets/Scripts/TH1_Logic/Comic/ComicControl.cs

@@ -128,7 +128,7 @@ namespace TH1_Logic.Comic
                 }
                 else
                 {
-                    data.InitFadeOutAction(ComicActionType.AllSlideOutUp);
+                    data.InitFadeOutAction(ComicActionType.AllFadeOut);
                 }
                 
                 data.FadeInAction.Index = index;
@@ -346,4 +346,4 @@ namespace TH1_Logic.Comic
             data.Mono = null;
         }
     }
-}
+}