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Code Issues Packages Projects Releases Wiki Activity

Reader grayscale filter (closes #2822)

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This commit is contained in:
arkon
2021-04-30 22:35:49 -04:00
parent fe373a95a2
commit 908c9bc624
6 changed files with 131 additions and 107 deletions
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23
app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
View File

@@ -8,12 +8,16 @@ import android.content.Context
import android.content.Intent
import android.graphics.Bitmap
import android.graphics.Color
import android.graphics.ColorMatrix
import android.graphics.ColorMatrixColorFilter
import android.graphics.Paint
import android.os.Build
import android.os.Bundle
import android.view.KeyEvent
import android.view.Menu
import android.view.MenuItem
import android.view.MotionEvent
import android.view.View.LAYER_TYPE_HARDWARE
import android.view.WindowManager
import android.view.animation.Animation
import android.view.animation.AnimationUtils
@@ -789,6 +793,16 @@ class ReaderActivity : BaseRxActivity<ReaderActivityBinding, ReaderPresenter>()
*/
private inner class ReaderConfig {
private val grayscalePaint by lazy {
Paint().apply {
colorFilter = ColorMatrixColorFilter(
ColorMatrix().apply {
setSaturation(0f)
}
)
}
}
/**
* Initializes the reader subscriptions.
*/
@@ -827,6 +841,10 @@ class ReaderActivity : BaseRxActivity<ReaderActivityBinding, ReaderPresenter>()
preferences.colorFilterMode().asFlow()
.onEach { setColorFilter(preferences.colorFilter().get()) }
.launchIn(lifecycleScope)
preferences.grayscale().asFlow()
.onEach { setGrayscale(it) }
.launchIn(lifecycleScope)
}
/**
@@ -934,5 +952,10 @@ class ReaderActivity : BaseRxActivity<ReaderActivityBinding, ReaderPresenter>()
binding.colorOverlay.isVisible = true
binding.colorOverlay.setFilterColor(value, preferences.colorFilterMode().get())
}
private fun setGrayscale(enabled: Boolean) {
val paint = if (enabled) grayscalePaint else null
binding.viewerContainer.setLayerType(LAYER_TYPE_HARDWARE, paint)
}
}
}

20
app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/ReaderColorFilterSettings.kt
View File

@@ -14,7 +14,7 @@ import androidx.lifecycle.lifecycleScope
import eu.kanade.tachiyomi.data.preference.PreferencesHelper
import eu.kanade.tachiyomi.databinding.ReaderColorFilterSettingsBinding
import eu.kanade.tachiyomi.ui.reader.ReaderActivity
import eu.kanade.tachiyomi.widget.IgnoreFirstSpinnerListener
import eu.kanade.tachiyomi.util.preference.bindToPreference
import eu.kanade.tachiyomi.widget.SimpleSeekBarListener
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
@@ -63,20 +63,10 @@ class ReaderColorFilterSettings @JvmOverloads constructor(context: Context, attr
binding.seekbarColorFilterBlue.progress = argb[3]
// Set listeners
binding.switchColorFilter.isChecked = preferences.colorFilter().get()
binding.switchColorFilter.setOnCheckedChangeListener { _, isChecked ->
preferences.colorFilter().set(isChecked)
}
binding.customBrightness.isChecked = preferences.customBrightness().get()
binding.customBrightness.setOnCheckedChangeListener { _, isChecked ->
preferences.customBrightness().set(isChecked)
}
binding.colorFilterMode.onItemSelectedListener = IgnoreFirstSpinnerListener { position ->
preferences.colorFilterMode().set(position)
}
binding.colorFilterMode.setSelection(preferences.colorFilterMode().get(), false)
binding.switchColorFilter.bindToPreference(preferences.colorFilter())
binding.customBrightness.bindToPreference(preferences.customBrightness())
binding.colorFilterMode.bindToPreference(preferences.colorFilterMode())
binding.grayscale.bindToPreference(preferences.grayscale())
binding.seekbarColorFilterAlpha.setOnSeekBarChangeListener(
object : SimpleSeekBarListener() {