漫画新增配置：点击翻页动画、加载渐变动画开关 #240、#254

app/src/main/java/io/legado/app/constant/PreferKey.kt

@@ -211,5 +211,9 @@ object PreferKey {
     const val systemMediaControlCompatibilityChange = "systemMediaControlCompatibilityChange"
     const val isPredictiveBackEnabled = "isPredictiveBackEnabled"
     const val replaceSortMode = "desc"
-    const val readBarStyle = "0"
+    const val readBarStyle = "readBarStyle"
+    //我在干什么
+
+    const val disableMangaScrollAnimation = "disableMangaScrollAnimation"
+    const val disableMangaCrossFade = "disableMangaCrossFade"
 }

app/src/main/java/io/legado/app/help/config/AppConfig.kt

@@ -722,6 +722,18 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
             appCtx.putPrefBoolean(PreferKey.disableMangaScale, value)
         }
 
+    var disableMangaScrollAnimation: Boolean
+        get() = appCtx.getPrefBoolean(PreferKey.disableMangaScrollAnimation, false)
+        set(value) {
+            appCtx.putPrefBoolean(PreferKey.disableMangaScrollAnimation, value)
+        }
+
+    var disableMangaCrossFade: Boolean
+        get() = appCtx.getPrefBoolean(PreferKey.disableMangaCrossFade, false)
+        set(value) {
+            appCtx.putPrefBoolean(PreferKey.disableMangaCrossFade, value)
+        }
+
     //漫画预加载数量
     var mangaPreDownloadNum
         get() = appCtx.getPrefInt(PreferKey.mangaPreDownloadNum, 10)

app/src/main/java/io/legado/app/model/BookCover.kt

@@ -147,20 +147,24 @@ object BookCover {
         if (sourceOrigin != null) {
             options = options.set(OkHttpModelLoader.sourceOriginOption, sourceOrigin)
         }
-        return ImageLoader.load(context, path)
+        var builder = ImageLoader.load(context, path)
             .apply(options)
             .override(context.resources.displayMetrics.widthPixels, SIZE_ORIGINAL)
             .diskCacheStrategy(DiskCacheStrategy.ALL)
-            .skipMemoryCache(true).let {
-                if (transformation != null) {
-                    it.transform(transformation)
-                } else {
-                    it
-                }
-            }
-            .transition(DrawableTransitionOptions.withCrossFade())
+            .skipMemoryCache(true)
+        if (transformation != null) {
+            builder = builder.transform(transformation)
+        }
+        builder = if (AppConfig.disableMangaCrossFade) {
+            builder
+        } else {
+            builder.transition(DrawableTransitionOptions.withCrossFade())
+        }
+
+        return builder
     }
 
+
     fun preloadManga(
         context: Context,
         path: String?,

app/src/main/java/io/legado/app/ui/book/manga/ReadMangaActivity.kt

@@ -635,6 +635,14 @@ class ReadMangaActivity : VMBaseActivity<ActivityMangaBinding, ReadMangaViewMode
         AppConfig.disableClickScroll = disabled
     }
 
+    override fun onScrollAniDisabledChanged(disabled: Boolean) {
+        AppConfig.disableMangaScrollAnimation = disabled
+    }
+
+    override fun onCrossFadeDisabledChanged(disabled: Boolean) {
+        AppConfig.disableMangaCrossFade = disabled
+    }
+
     //双击缩放
     override fun onMangaScaleDisabledChanged(disabled: Boolean) {
         AppConfig.disableMangaScale = disabled
@@ -873,7 +881,11 @@ class ReadMangaActivity : VMBaseActivity<ActivityMangaBinding, ReadMangaViewMode
         }
         dx *= direction
         dy *= direction
-        binding.recyclerView.smoothScrollBy(dx, dy)
+        if (!AppConfig.disableMangaScrollAnimation)
+            binding.recyclerView.smoothScrollBy(dx, dy)
+        else
+            binding.recyclerView.scrollBy(dx, dy)
+
     }
 
     private fun showNumberPickerDialog(

app/src/main/java/io/legado/app/ui/book/manga/config/MangaFooterSettingDialog.kt

@@ -80,6 +80,20 @@ class MangaFooterSettingDialog :
             }
         }
 
+        binding.checkboxScrollAnimation.apply {
+            isChecked = AppConfig.disableMangaScrollAnimation
+            setOnCheckedChangeListener { _, isChecked ->
+                callback?.onScrollAniDisabledChanged(isChecked)
+            }
+        }
+
+        binding.checkboxMangaCrossFade.apply {
+            isChecked = AppConfig.disableMangaCrossFade
+            setOnCheckedChangeListener { _, isChecked ->
+                callback?.onCrossFadeDisabledChanged(isChecked)
+            }
+        }
+
         binding.checkboxDisableMangaScale.apply {
             isChecked = AppConfig.disableMangaScale
             setOnCheckedChangeListener { _, isChecked ->
@@ -265,6 +279,8 @@ class MangaFooterSettingDialog :
         fun onScrollModeChanged(mode: Int)
         fun upSidePadding(padding: Int)
         fun onClickScrollDisabledChanged(disabled: Boolean)
+        fun onScrollAniDisabledChanged(disabled: Boolean)
+        fun onCrossFadeDisabledChanged(disabled: Boolean)
         fun onMangaScaleDisabledChanged(disabled: Boolean)
         fun onHideMangaTitleChanged(hide: Boolean)
         fun onVolumeKeyPageChanged(enable: Boolean)