优化

app/src/main/java/io/legado/app/ui/book/info/BookInfoActivity.kt

@@ -713,7 +713,7 @@ class BookInfoActivity :
             else -> readBookResult.launch(
                 Intent(
                     this,
-                    if (book.isImage && AppConfig.showMangaUi) ReadMangaActivity::class.java
+                    if (!book.isLocal && book.isImage && AppConfig.showMangaUi) ReadMangaActivity::class.java
                     else ReadBookActivity::class.java
                 )
                     .putExtra("bookUrl", book.bookUrl)

app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt

@@ -12,6 +12,7 @@ import android.view.ViewGroup
 import android.view.WindowManager
 import android.widget.SeekBar
 import androidx.appcompat.widget.TooltipCompat
+import androidx.core.view.isGone
 import androidx.documentfile.provider.DocumentFile
 import com.jaredrummler.android.colorpicker.ColorPickerDialog
 import io.legado.app.R
@@ -22,6 +23,7 @@ import io.legado.app.databinding.DialogEditTextBinding
 import io.legado.app.databinding.DialogReadBgTextBinding
 import io.legado.app.databinding.ItemBgImageBinding
 import io.legado.app.help.DefaultData
+import io.legado.app.help.book.isImage
 import io.legado.app.help.config.ReadBookConfig
 import io.legado.app.help.http.newCallResponseBody
 import io.legado.app.help.http.okHttpClient
@@ -31,6 +33,7 @@ import io.legado.app.lib.dialogs.selector
 import io.legado.app.lib.theme.bottomBackground
 import io.legado.app.lib.theme.getPrimaryTextColor
 import io.legado.app.lib.theme.getSecondaryTextColor
+import io.legado.app.model.ReadBook
 import io.legado.app.ui.book.read.ReadBookActivity
 import io.legado.app.ui.file.HandleFileContract
 import io.legado.app.ui.widget.seekbar.SeekBarChangeListener
@@ -140,6 +143,7 @@ class BgTextConfigDialog : BaseDialogFragment(R.layout.dialog_read_bg_text) {
         ivDelete.setColorFilter(primaryTextColor, PorterDuff.Mode.SRC_IN)
         tvBgAlpha.setTextColor(primaryTextColor)
         tvBgImage.setTextColor(primaryTextColor)
+        swUnderline.isGone = ReadBook.book?.isImage == true
         recyclerView.adapter = adapter
         adapter.addHeaderView {
             ItemBgImageBinding.inflate(layoutInflater, it, false).apply {