Better handle saving animated drawables

app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateNotifier.kt

@@ -6,7 +6,6 @@ import android.content.Context
 import android.content.Intent
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
-import android.graphics.drawable.BitmapDrawable
 import android.net.Uri
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
@@ -23,6 +22,7 @@ import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.ui.main.MainActivity
 import eu.kanade.tachiyomi.util.lang.chop
 import eu.kanade.tachiyomi.util.system.cancelNotification
+import eu.kanade.tachiyomi.util.system.getBitmapOrNull
 import eu.kanade.tachiyomi.util.system.notificationBuilder
 import eu.kanade.tachiyomi.util.system.notify
 import tachiyomi.core.Constants
@@ -274,7 +274,7 @@ class LibraryUpdateNotifier(private val context: Context) {
             .size(NOTIF_ICON_SIZE)
             .build()
         val drawable = context.imageLoader.execute(request).drawable
-        return (drawable as? BitmapDrawable)?.bitmap
+        return drawable?.getBitmapOrNull()
     }
 
     private fun getNewChaptersDescription(chapters: Array<Chapter>): String {

app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaCoverScreenModel.kt

@@ -1,7 +1,6 @@
 package eu.kanade.tachiyomi.ui.manga
 
 import android.content.Context
-import android.graphics.drawable.BitmapDrawable
 import android.net.Uri
 import androidx.compose.material3.SnackbarHostState
 import cafe.adriel.voyager.core.model.StateScreenModel
@@ -16,6 +15,7 @@ import eu.kanade.tachiyomi.data.saver.Image
 import eu.kanade.tachiyomi.data.saver.ImageSaver
 import eu.kanade.tachiyomi.data.saver.Location
 import eu.kanade.tachiyomi.util.editCover
+import eu.kanade.tachiyomi.util.system.getBitmapOrNull
 import eu.kanade.tachiyomi.util.system.toShareIntent
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
@@ -98,7 +98,7 @@ class MangaCoverScreenModel(
             val result = context.imageLoader.execute(req).drawable
 
             // TODO: Handle animated cover
-            val bitmap = (result as? BitmapDrawable)?.bitmap ?: return@withIOContext null
+            val bitmap = result?.getBitmapOrNull() ?: return@withIOContext null
             imageSaver.save(
                 Image.Cover(
                     bitmap = bitmap,

app/src/main/java/eu/kanade/tachiyomi/ui/reader/SaveImageNotifier.kt

@@ -2,7 +2,6 @@ package eu.kanade.tachiyomi.ui.reader
 
 import android.content.Context
 import android.graphics.Bitmap
-import android.graphics.drawable.BitmapDrawable
 import android.net.Uri
 import androidx.core.app.NotificationCompat
 import coil.imageLoader
@@ -13,6 +12,7 @@ import eu.kanade.tachiyomi.data.notification.NotificationHandler
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
 import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.util.system.cancelNotification
+import eu.kanade.tachiyomi.util.system.getBitmapOrNull
 import eu.kanade.tachiyomi.util.system.notificationBuilder
 import eu.kanade.tachiyomi.util.system.notify
 
@@ -35,7 +35,7 @@ class SaveImageNotifier(private val context: Context) {
             .memoryCachePolicy(CachePolicy.DISABLED)
             .size(720, 1280)
             .target(
-                onSuccess = { showCompleteNotification(uri, (it as? BitmapDrawable)?.bitmap) },
+                onSuccess = { showCompleteNotification(uri, it.getBitmapOrNull()) },
                 onError = { onError(null) },
             )
             .build()

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/ReaderPageImageView.kt

@@ -277,10 +277,7 @@ open class ReaderPageImageView @JvmOverloads constructor(
         )
 
         when (image) {
-            is Drawable -> {
+            is BitmapDrawable -> setImage(ImageSource.bitmap(image.bitmap))
-                val bitmap = (image as BitmapDrawable).bitmap
-                setImage(ImageSource.bitmap(bitmap))
-            }
             is InputStream -> setImage(ImageSource.inputStream(image))
             else -> throw IllegalArgumentException("Not implemented for class ${image::class.simpleName}")
         }

app/src/main/java/eu/kanade/tachiyomi/util/system/DrawableExtensions.kt

@@ -0,0 +1,13 @@
+package eu.kanade.tachiyomi.util.system
+
+import android.graphics.Bitmap
+import android.graphics.drawable.BitmapDrawable
+import android.graphics.drawable.Drawable
+import androidx.core.graphics.drawable.toBitmap
+import coil.drawable.ScaleDrawable
+
+fun Drawable.getBitmapOrNull(): Bitmap? = when (this) {
+    is BitmapDrawable -> bitmap
+    is ScaleDrawable -> child.toBitmap()
+    else -> null
+}