Support wide-color-gamut as config

app/src/main/java/com/hippo/ehviewer/EhApplication.kt

@@ -56,6 +56,8 @@ import com.hippo.util.ExceptionUtils
 import com.hippo.util.ReadableTime
 import com.hippo.yorozuya.FileUtils
 import com.hippo.yorozuya.IntIdGenerator
+import eu.kanade.tachiyomi.core.preference.AndroidPreferenceStore
+import eu.kanade.tachiyomi.ui.reader.setting.ReaderPreferences
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -344,5 +346,8 @@ class EhApplication : SceneApplication(), DefaultLifecycleObserver, ImageLoaderF
 
         @JvmStatic
         val favouriteStatusRouter by lazy { FavouriteStatusRouter() }
+
+        @JvmStatic
+        val readerPreferences by lazy { ReaderPreferences(AndroidPreferenceStore(application)) }
     }
 }

app/src/main/java/com/hippo/image/Image.kt

@@ -69,10 +69,8 @@ class Image private constructor(source: Source, private val byteBuffer: ByteBuff
     companion object {
         val screenWidth = EhApplication.application.resources.displayMetrics.widthPixels
         val screenHeight = EhApplication.application.resources.displayMetrics.heightPixels
-        private val isWideColorGamut =
-            EhApplication.application.resources.configuration.isScreenWideColorGamut
-        val colorSpace =
-            ColorSpace.get(if (isWideColorGamut) ColorSpace.Named.DISPLAY_P3 else ColorSpace.Named.SRGB)
+        val isWideColorGamut = EhApplication.application.resources.configuration.isScreenWideColorGamut
+        var colorSpace = ColorSpace.get(if (isWideColorGamut && EhApplication.readerPreferences.wideColorGamut().get()) ColorSpace.Named.DISPLAY_P3 else ColorSpace.Named.SRGB)
 
         @Throws(DecodeException::class)
         @JvmStatic

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

@@ -23,6 +23,7 @@ import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.ContentValues
 import android.content.Intent
+import android.content.pm.ActivityInfo
 import android.content.pm.PackageManager
 import android.graphics.Color
 import android.graphics.ColorMatrix
@@ -72,16 +73,15 @@ import com.hippo.ehviewer.gallery.DirPageLoader
 import com.hippo.ehviewer.gallery.EhPageLoader
 import com.hippo.ehviewer.gallery.PageLoader2
 import com.hippo.ehviewer.ui.EhActivity
+import com.hippo.image.Image
 import com.hippo.unifile.UniFile
 import com.hippo.util.ExceptionUtils
 import com.hippo.yorozuya.FileUtils
 import com.hippo.yorozuya.IOUtils
 import dev.chrisbanes.insetter.applyInsetter
-import eu.kanade.tachiyomi.core.preference.AndroidPreferenceStore
 import eu.kanade.tachiyomi.ui.reader.loader.PageLoader
 import eu.kanade.tachiyomi.ui.reader.model.ReaderPage
 import eu.kanade.tachiyomi.ui.reader.setting.OrientationType
-import eu.kanade.tachiyomi.ui.reader.setting.ReaderPreferences
 import eu.kanade.tachiyomi.ui.reader.setting.ReaderSettingsSheet
 import eu.kanade.tachiyomi.ui.reader.setting.ReadingModeType
 import eu.kanade.tachiyomi.ui.reader.viewer.BaseViewer
@@ -260,6 +260,7 @@ class ReaderActivity : EhActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        window.colorMode = if (Image.isWideColorGamut && readerPreferences.wideColorGamut().get()) ActivityInfo.COLOR_MODE_WIDE_COLOR_GAMUT else ActivityInfo.COLOR_MODE_DEFAULT
         if (savedInstanceState == null) {
             onInit()
         } else {
@@ -599,7 +600,7 @@ class ReaderActivity : EhActivity() {
         const val KEY_PAGE = "page"
         const val KEY_CURRENT_INDEX = "current_index"
 
-        val readerPreferences by lazy { ReaderPreferences(AndroidPreferenceStore(EhApplication.application)) }
+        val readerPreferences = EhApplication.readerPreferences
     }
 
     /* Tachiyomi funcs */
@@ -646,7 +647,8 @@ class ReaderActivity : EhActivity() {
         } else {
             if (readerPreferences.fullscreen().get()) {
                 windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
-                windowInsetsController.systemBarsBehavior = WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+                windowInsetsController.systemBarsBehavior =
+                    WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
             }
 
             if (animate) {
@@ -702,7 +704,8 @@ class ReaderActivity : EhActivity() {
         initBottomShortcuts()
 
         val toolbarBackground = MaterialShapeDrawable.createWithElevationOverlay(this).apply {
-            elevation = resources.getDimension(com.google.android.material.R.dimen.m3_sys_elevation_level2)
+            elevation =
+                resources.getDimension(com.google.android.material.R.dimen.m3_sys_elevation_level2)
             alpha = if (isNightMode()) 230 else 242 // 90% dark 95% light
         }
         binding.toolbarBottom.background = toolbarBackground.copy(this@ReaderActivity)
@@ -748,7 +751,8 @@ class ReaderActivity : EhActivity() {
             setTooltip(R.string.pref_crop_borders)
 
             setOnClickListener {
-                val isPagerType = ReadingModeType.isPagerType(readerPreferences.defaultReadingMode().get())
+                val isPagerType =
+                    ReadingModeType.isPagerType(readerPreferences.defaultReadingMode().get())
                 if (isPagerType) {
                     readerPreferences.cropBorders().toggle()
                 } else {

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

@@ -28,6 +28,10 @@ abstract class PageLoader {
         mImageCache.evictAll()
     }
 
+    fun restart() {
+        mImageCache.evictAll()
+    }
+
     abstract fun size(): Int
 
     fun request(page: ReaderPage) {

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

@@ -1,6 +1,8 @@
 package eu.kanade.tachiyomi.ui.reader.setting
 
 import android.content.Context
+import android.content.pm.ActivityInfo
+import android.graphics.ColorSpace
 import android.util.AttributeSet
 import android.view.LayoutInflater
 import androidx.annotation.ColorInt
@@ -12,7 +14,9 @@ import androidx.core.widget.NestedScrollView
 import androidx.lifecycle.lifecycleScope
 import eu.kanade.tachiyomi.core.preference.getAndSet
 import com.hippo.ehviewer.databinding.ReaderColorFilterSettingsBinding
+import com.hippo.image.Image
 import eu.kanade.tachiyomi.ui.reader.ReaderActivity
+import eu.kanade.tachiyomi.util.preference.asHotFlow
 import eu.kanade.tachiyomi.util.preference.bindToPreference
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
@@ -31,9 +35,26 @@ class ReaderColorFilterSettings @JvmOverloads constructor(context: Context, attr
     init {
         addView(binding.root)
 
+        binding.wideColorGamut.isEnabled = Image.isWideColorGamut
+        if (!Image.isWideColorGamut)
+            readerPreferences.wideColorGamut().set(false)
+        binding.wideColorGamut.bindToPreference(readerPreferences.wideColorGamut())
+
+        readerPreferences.wideColorGamut().asHotFlow {
+            Image.colorSpace = ColorSpace.get(if (Image.isWideColorGamut && it) ColorSpace.Named.DISPLAY_P3 else ColorSpace.Named.SRGB)
+            val colorMode = if (Image.isWideColorGamut && it) ActivityInfo.COLOR_MODE_WIDE_COLOR_GAMUT else ActivityInfo.COLOR_MODE_DEFAULT
+            (context as ReaderActivity).run {
+                if (window.colorMode != colorMode) {
+                    window.colorMode = colorMode
+                    mGalleryProvider?.restart()
+                    setGallery()
+                }
+            }
+        }.launchIn((context as ReaderActivity).lifecycleScope)
+
         readerPreferences.colorFilter().changes()
             .onEach { setColorFilter(it) }
-            .launchIn((context as ReaderActivity).lifecycleScope)
+            .launchIn(context.lifecycleScope)
 
         readerPreferences.colorFilterMode().changes()
             .onEach { setColorFilter(readerPreferences.colorFilter().get()) }

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

@@ -106,5 +106,7 @@ class ReaderPreferences(private val preferenceStore: PreferenceStore) {
 
     fun showNavigationOverlayOnStart() = preferenceStore.getBoolean("reader_navigation_overlay_on_start", false)
 
+    fun wideColorGamut() = preferenceStore.getBoolean("wide_color_gamut", false)
+
     // endregion
 }