diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonLayoutManager.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonLayoutManager.kt index 63be4007b3..71db61ebe8 100644 --- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonLayoutManager.kt +++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonLayoutManager.kt @@ -13,12 +13,7 @@ import androidx.recyclerview.widget.RecyclerView.NO_POSITION * This layout manager uses the same package name as the support library in order to use a package * protected method. */ -class WebtoonLayoutManager(context: Context) : LinearLayoutManager(context) { - - /** - * Extra layout space is set to half the screen height. - */ - private val extraLayoutSpace = context.resources.displayMetrics.heightPixels / 2 +class WebtoonLayoutManager(context: Context, private val extraLayoutSpace: Int) : LinearLayoutManager(context) { init { isItemPrefetchEnabled = false @@ -27,6 +22,7 @@ class WebtoonLayoutManager(context: Context) : LinearLayoutManager(context) { /** * Returns the custom extra layout space. */ + @Deprecated("Deprecated in Java") override fun getExtraLayoutSpace(state: RecyclerView.State): Int { return extraLayoutSpace } diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonViewer.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonViewer.kt index 0831087c41..260897b972 100644 --- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonViewer.kt +++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonViewer.kt @@ -47,10 +47,15 @@ class WebtoonViewer(val activity: ReaderActivity, val isContinuous: Boolean = tr */ private val frame = WebtoonFrame(activity) + /** + * Distance to scroll when the user taps on one side of the recycler view. + */ + private val scrollDistance = activity.resources.displayMetrics.heightPixels * 3 / 4 + /** * Layout manager of the recycler view. */ - private val layoutManager = WebtoonLayoutManager(activity) + private val layoutManager = WebtoonLayoutManager(activity, scrollDistance) /** * Configuration used by this viewer, like allow taps, or crop image borders. @@ -62,11 +67,6 @@ class WebtoonViewer(val activity: ReaderActivity, val isContinuous: Boolean = tr */ private val adapter = WebtoonAdapter(this) - /** - * Distance to scroll when the user taps on one side of the recycler view. - */ - private var scrollDistance = activity.resources.displayMetrics.heightPixels * 3 / 4 - /** * Currently active item. It can be a chapter page or a chapter transition. */ @@ -79,6 +79,7 @@ class WebtoonViewer(val activity: ReaderActivity, val isContinuous: Boolean = tr .threshold init { + recycler.setItemViewCacheSize(RecyclerViewCacheSize) recycler.isVisible = false // Don't let the recycler layout yet recycler.layoutParams = ViewGroup.LayoutParams(MATCH_PARENT, MATCH_PARENT) recycler.isFocusable = false @@ -359,3 +360,5 @@ class WebtoonViewer(val activity: ReaderActivity, val isContinuous: Boolean = tr ) } } + +private const val RecyclerViewCacheSize = 4