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Image loading optimization

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This commit is contained in:
Pupil
2020-02-14 20:10:04 +09:00
parent 275684c9ce
commit ba069d8f8e
5 changed files with 69 additions and 62 deletions
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103
app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt
View File

@@ -48,19 +48,15 @@ import kotlin.math.roundToInt
class ReaderAdapter(private val context: Context,
private val galleryID: Int) : RecyclerView.Adapter<ReaderAdapter.ViewHolder>() {
val glide = Glide.with(context)
//region Glide.RecyclerView
inner class SizeProvider : ListPreloader.PreloadSizeProvider<File> {
override fun getPreloadSize(item: File, adapterPosition: Int, itemPosition: Int): IntArray? {
return Cache(context).getReaderOrNull(galleryID)?.galleryInfo?.getOrNull(itemPosition)?.let {
arrayOf(it.width, it.height).toIntArray()
}
val sizeProvider = ListPreloader.PreloadSizeProvider<File> { _, _, position ->
Cache(context).getReaderOrNull(galleryID)?.galleryInfo?.getOrNull(position)?.let {
arrayOf(it.width, it.height).toIntArray()
}
}
inner class ModelProvider : ListPreloader.PreloadModelProvider<File> {
val modelProvider = object: ListPreloader.PreloadModelProvider<File> {
override fun getPreloadItems(position: Int): MutableList<File> {
return listOf(Cache(context).getImages(galleryID)?.get(position)).filterNotNullTo(mutableListOf())
}
@@ -76,18 +72,13 @@ class ReaderAdapter(private val context: Context,
override(5, 8)
}
}
}
val preloader = RecyclerViewPreloader<File>(glide, modelProvider, sizeProvider, 10)
//endregion
var reader: Reader? = null
val glide = Glide.with(context)
val timer = Timer()
val sizeProvider = SizeProvider()
val modelProvider = ModelProvider()
val preloader = RecyclerViewPreloader<File>(glide, modelProvider, sizeProvider, 10)
var isFullScreen = false
var onItemClickListener : ((Int) -> (Unit))? = null
@@ -114,10 +105,13 @@ class ReaderAdapter(private val context: Context,
override fun onBindViewHolder(holder: ViewHolder, position: Int) {
holder.view as ConstraintLayout
if (isFullScreen)
if (isFullScreen) {
holder.view.layoutParams.height = RecyclerView.LayoutParams.MATCH_PARENT
else
holder.view.container.layoutParams.height = ConstraintLayout.LayoutParams.MATCH_PARENT
} else {
holder.view.layoutParams.height = RecyclerView.LayoutParams.WRAP_CONTENT
holder.view.container.layoutParams.height = 0
}
holder.view.image.setOnPhotoTapListener { _, _, _ ->
onItemClickListener?.invoke(position)
@@ -127,52 +121,51 @@ class ReaderAdapter(private val context: Context,
onItemClickListener?.invoke(position)
}
(holder.view.container.layoutParams as ConstraintLayout.LayoutParams)
.dimensionRatio = "${reader!!.galleryInfo[position].width}:${reader!!.galleryInfo[position].height}"
if (!isFullScreen)
(holder.view.container.layoutParams as ConstraintLayout.LayoutParams)
.dimensionRatio = "${reader!!.galleryInfo[position].width}:${reader!!.galleryInfo[position].height}"
holder.view.reader_index.text = (position+1).toString()
CoroutineScope(Dispatchers.IO).launch {
val images = Cache(context).getImages(galleryID)
val images = Cache(context).getImages(galleryID)
launch(Dispatchers.Main) {
if (images?.get(position) != null) {
glide
.load(images[position])
.diskCacheStrategy(DiskCacheStrategy.NONE)
.skipMemoryCache(true)
.error(R.drawable.image_broken_variant)
.apply {
if (BuildConfig.CENSOR)
override(5, 8)
}
.into(holder.view.image)
} else {
val progress = DownloadWorker.getInstance(context).progress[galleryID]?.get(position)
if (images?.get(position) != null) {
glide
.load(images[position])
.diskCacheStrategy(DiskCacheStrategy.NONE)
.skipMemoryCache(true)
.error(R.drawable.image_broken_variant)
.dontTransform()
.apply {
if (BuildConfig.CENSOR)
override(5, 8)
}
.into(holder.view.image)
} else {
val progress = DownloadWorker.getInstance(context).progress[galleryID]?.get(position)
if (progress?.isNaN() == true) {
if (progress?.isNaN() == true) {
if (Fabric.isInitialized())
Crashlytics.logException(DownloadWorker.getInstance(context).exception[galleryID]?.get(position))
if (Fabric.isInitialized())
Crashlytics.logException(DownloadWorker.getInstance(context).exception[galleryID]?.get(position))
glide
.load(R.drawable.image_broken_variant)
.into(holder.view.image)
glide
.load(R.drawable.image_broken_variant)
.into(holder.view.image)
} else {
holder.view.reader_item_progressbar.progress =
if (progress?.isInfinite() == true)
100
else
progress?.roundToInt() ?: 0
return
} else {
holder.view.reader_item_progressbar.progress =
if (progress?.isInfinite() == true)
100
else
progress?.roundToInt() ?: 0
holder.view.image.setImageDrawable(null)
}
holder.view.image.setImageDrawable(null)
}
timer.schedule(1000) {
CoroutineScope(Dispatchers.Main).launch {
notifyItemChanged(position)
}
}
timer.schedule(1000) {
CoroutineScope(Dispatchers.Main).launch {
notifyItemChanged(position)
}
}
}