同步上游更改: @lhjgege

新漫画增加墨水屏模式 (#5181)
* 新漫画增加墨水屏模式
* 增加水平滚动动画开关

app/src/main/java/io/legato/kazusa/help/config/AppConfig.kt

@@ -496,7 +496,7 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
 
     val defaultHomePage get() = appCtx.getPrefString(PreferKey.defaultHomePage, "bookshelf")
 
-    val updateToVariant get() = appCtx.getPrefString(PreferKey.updateToVariant, "default_version")
+    val updateToVariant get() = appCtx.getPrefString(PreferKey.updateToVariant, "official_version")
 
     val streamReadAloudAudio get() = appCtx.getPrefBoolean(PreferKey.streamReadAloudAudio, false)
 
@@ -676,5 +676,30 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
         set(value) {
             appCtx.putPrefBoolean(PreferKey.hideMangaTitle, value)
         }
+
+    //开启墨水屏模式
+    var enableMangaEInk
+        get() = appCtx.getPrefBoolean(PreferKey.enableMangaEInk, false)
+        set(value) {
+            appCtx.putPrefBoolean(PreferKey.enableMangaEInk, value)
+        }
+
+    var mangaEInkThreshold
+        get() = appCtx.getPrefInt(PreferKey.mangaEInkThreshold, 150)
+        set(value) {
+            appCtx.putPrefInt(PreferKey.mangaEInkThreshold, value)
+        }
+
+    var disableHorizontalAnimator
+        get() = appCtx.getPrefBoolean(PreferKey.disableHorizontalAnimator, false)
+        set(value) {
+            appCtx.putPrefBoolean(PreferKey.disableHorizontalAnimator, value)
+        }
+
+    var enableMangaGray
+        get() = appCtx.getPrefBoolean(PreferKey.enableMangaGray, false)
+        set(value) {
+            appCtx.putPrefBoolean(PreferKey.enableMangaGray, value)
+        }
 }