Files
Pupil/app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt
2019-07-03 20:44:10 +09:00

398 lines
14 KiB
Kotlin

/*
* Pupil, Hitomi.la viewer for Android
* Copyright (C) 2019 tom5079
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package xyz.quaver.pupil.ui
import android.content.Intent
import android.graphics.drawable.Animatable
import android.graphics.drawable.Drawable
import android.os.Bundle
import android.view.*
import androidx.appcompat.app.AlertDialog
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
import androidx.preference.PreferenceManager
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.PagerSnapHelper
import androidx.recyclerview.widget.RecyclerView
import androidx.vectordrawable.graphics.drawable.Animatable2Compat
import androidx.vectordrawable.graphics.drawable.AnimatedVectorDrawableCompat
import com.crashlytics.android.Crashlytics
import com.google.android.material.snackbar.Snackbar
import kotlinx.android.synthetic.main.activity_reader.*
import kotlinx.android.synthetic.main.activity_reader.view.*
import kotlinx.android.synthetic.main.dialog_numberpicker.view.*
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch
import kotlinx.io.IOException
import kotlinx.serialization.ImplicitReflectionSerializer
import xyz.quaver.pupil.Pupil
import xyz.quaver.pupil.R
import xyz.quaver.pupil.adapters.ReaderAdapter
import xyz.quaver.pupil.util.GalleryDownloader
import xyz.quaver.pupil.util.Histories
import xyz.quaver.pupil.util.ItemClickSupport
class ReaderActivity : AppCompatActivity() {
private var galleryID = 0
private val images = ArrayList<String>()
private var gallerySize = 0
private var currentPage = 0
private var isScroll = true
private var isFullscreen = false
set(value) {
field = value
(reader_recyclerview.adapter as ReaderAdapter).isFullScreen = value
reader_progressbar.visibility = when {
value -> View.VISIBLE
else -> View.GONE
}
}
private lateinit var downloader: GalleryDownloader
private val snapHelper = PagerSnapHelper()
private var menu: Menu? = null
private lateinit var favorites: Histories
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
title = getString(R.string.reader_loading)
supportActionBar?.setDisplayHomeAsUpEnabled(false)
favorites = (application as Pupil).favorites
window.setFlags(
WindowManager.LayoutParams.FLAG_SECURE,
WindowManager.LayoutParams.FLAG_SECURE)
setContentView(R.layout.activity_reader)
handleIntent(intent)
Crashlytics.setInt("GalleryID", galleryID)
if (galleryID == 0) {
onBackPressed()
return
}
initDownloader()
initView()
if (!downloader.download)
downloader.start()
}
override fun onNewIntent(intent: Intent) {
super.onNewIntent(intent)
handleIntent(intent)
}
private fun handleIntent(intent: Intent) {
if (intent.action == Intent.ACTION_VIEW) {
val uri = intent.data
val lastPathSegment = uri?.lastPathSegment
if (uri != null && lastPathSegment != null) {
val nonNumber = Regex("[^-?0-9]+")
galleryID = when (uri.host) {
"hitomi.la" -> lastPathSegment.replace(nonNumber, "").toInt()
"히요비.asia" -> lastPathSegment.toInt()
"xn--9w3b15m8vo.asia" -> lastPathSegment.toInt()
"e-hentai.org" -> uri.pathSegments[1].toInt()
else -> return
}
}
} else {
galleryID = intent.getIntExtra("galleryID", 0)
}
}
override fun onResume() {
val preferences = PreferenceManager.getDefaultSharedPreferences(this)
if (preferences.getBoolean("security_mode", false))
window.setFlags(
WindowManager.LayoutParams.FLAG_SECURE,
WindowManager.LayoutParams.FLAG_SECURE)
else
window.clearFlags(WindowManager.LayoutParams.FLAG_SECURE)
super.onResume()
}
@UseExperimental(ImplicitReflectionSerializer::class)
override fun onCreateOptionsMenu(menu: Menu?): Boolean {
menuInflater.inflate(R.menu.reader, menu)
with(menu?.findItem(R.id.reader_menu_favorite)) {
this ?: return@with
if (favorites.contains(galleryID))
(icon as Animatable).start()
}
this.menu = menu
return true
}
override fun onOptionsItemSelected(item: MenuItem?): Boolean {
when(item?.itemId) {
R.id.reader_menu_page_indicator -> {
val view = LayoutInflater.from(this).inflate(R.layout.dialog_numberpicker, findViewById(android.R.id.content), false)
with(view.dialog_number_picker) {
minValue=1
maxValue=gallerySize
value=currentPage
}
val dialog = AlertDialog.Builder(this).apply {
setView(view)
}.create()
view.dialog_ok.setOnClickListener {
(reader_recyclerview.layoutManager as LinearLayoutManager?)?.scrollToPositionWithOffset(view.dialog_number_picker.value-1, 0)
dialog.dismiss()
}
dialog.show()
}
R.id.reader_menu_favorite -> {
val id = galleryID
val favorite = menu?.findItem(R.id.reader_menu_favorite) ?: return true
if (favorites.contains(id)) {
favorites.remove(id)
favorite.icon = AnimatedVectorDrawableCompat.create(this, R.drawable.avd_star)
} else {
favorites.add(id)
(favorite.icon as Animatable).start()
}
}
}
return true
}
override fun onDestroy() {
super.onDestroy()
if (::downloader.isInitialized && !downloader.download)
downloader.cancel()
}
override fun onBackPressed() {
if (isScroll and !isFullscreen)
super.onBackPressed()
if (isFullscreen) {
isFullscreen = false
fullscreen(false)
}
if (!isScroll) {
isScroll = true
scrollMode(true)
}
}
private fun initDownloader() {
var d: GalleryDownloader? = GalleryDownloader.get(galleryID)
if (d == null) {
try {
d = GalleryDownloader(this, galleryID)
} catch (e: IOException) {
Snackbar.make(reader_layout, R.string.unable_to_connect, Snackbar.LENGTH_LONG).show()
finish()
return
}
}
downloader = d.apply {
onReaderLoadedHandler = {
CoroutineScope(Dispatchers.Main).launch {
title = it.title
with(reader_download_progressbar) {
max = it.readerItems.size
progress = 0
}
with(reader_progressbar) {
max = it.readerItems.size
progress = 0
}
gallerySize = it.readerItems.size
menu?.findItem(R.id.reader_menu_page_indicator)?.title = "$currentPage/${it.readerItems.size}"
}
}
onProgressHandler = {
CoroutineScope(Dispatchers.Main).launch {
reader_download_progressbar.progress = it
menu?.findItem(R.id.reader_menu_use_hiyobi)?.isVisible = downloader.useHiyobi
}
}
onDownloadedHandler = {
val item = it.toList()
CoroutineScope(Dispatchers.Main).launch {
if (images.isEmpty()) {
images.addAll(item)
reader_recyclerview.adapter?.notifyDataSetChanged()
} else {
images.add(item.last())
reader_recyclerview.adapter?.notifyItemInserted(images.size-1)
}
}
}
onErrorHandler = {
if (it is IOException)
Snackbar.make(reader_layout, R.string.unable_to_connect, Snackbar.LENGTH_LONG).show()
downloader.download = false
}
onCompleteHandler = {
CoroutineScope(Dispatchers.Main).launch {
reader_download_progressbar.visibility = View.GONE
}
}
onNotifyChangedHandler = { notify ->
val fab = reader_fab_download
runOnUiThread {
if (notify) {
val icon = AnimatedVectorDrawableCompat.create(this, R.drawable.ic_downloading)
icon?.registerAnimationCallback(object: Animatable2Compat.AnimationCallback() {
override fun onAnimationEnd(drawable: Drawable?) {
if (downloader.download)
fab.post {
icon.start()
fab.labelText = getString(R.string.reader_fab_download_cancel)
}
else
fab.post {
fab.setImageResource(R.drawable.ic_download)
fab.labelText = getString(R.string.reader_fab_download)
}
}
})
fab.setImageDrawable(icon)
icon?.start()
} else {
runOnUiThread {
fab.setImageResource(R.drawable.ic_download)
}
}
}
}
}
if (downloader.download) {
downloader.invokeOnReaderLoaded()
downloader.invokeOnNotifyChanged()
}
}
private fun initView() {
with(reader_recyclerview) {
adapter = ReaderAdapter(images)
addOnScrollListener(object: RecyclerView.OnScrollListener() {
override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
super.onScrolled(recyclerView, dx, dy)
val layoutManager = recyclerView.layoutManager as LinearLayoutManager
if (layoutManager.findFirstVisibleItemPosition() == -1)
return
currentPage = layoutManager.findFirstVisibleItemPosition()+1
menu?.findItem(R.id.reader_menu_page_indicator)?.title = "$currentPage/$gallerySize"
this@ReaderActivity.reader_progressbar.progress = currentPage
}
})
ItemClickSupport.addTo(this)
.setOnItemClickListener { _, _, _ ->
if (isScroll) {
isScroll = false
isFullscreen = true
scrollMode(false)
fullscreen(true)
} else {
(reader_recyclerview.layoutManager as LinearLayoutManager?)?.scrollToPosition(currentPage)
}
}
}
with(reader_fab_download) {
setImageResource(R.drawable.ic_download)
setOnClickListener {
downloader.download = !downloader.download
if (!downloader.download)
downloader.clearNotification()
}
}
with(reader_fab_fullscreen) {
setImageResource(R.drawable.ic_fullscreen)
setOnClickListener {
isFullscreen = true
fullscreen(isFullscreen)
this@ReaderActivity.reader_fab.close(true)
}
}
}
private fun fullscreen(isFullscreen: Boolean) {
with(window.attributes) {
if (isFullscreen) {
flags = flags or WindowManager.LayoutParams.FLAG_FULLSCREEN
supportActionBar?.hide()
this@ReaderActivity.reader_fab.visibility = View.INVISIBLE
} else {
flags = flags and WindowManager.LayoutParams.FLAG_FULLSCREEN.inv()
supportActionBar?.show()
this@ReaderActivity.reader_fab.visibility = View.VISIBLE
}
window.attributes = this
}
}
private fun scrollMode(isScroll: Boolean) {
if (isScroll) {
snapHelper.attachToRecyclerView(null)
reader_recyclerview.layoutManager = LinearLayoutManager(this)
} else {
snapHelper.attachToRecyclerView(reader_recyclerview)
reader_recyclerview.layoutManager = LinearLayoutManager(this, LinearLayoutManager.HORIZONTAL, false)
}
(reader_recyclerview.layoutManager as LinearLayoutManager).scrollToPositionWithOffset(currentPage-1, 0)
}
}