Add an overlay on top of the reader to simulate a lower brightness. Closes #362
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@ -163,6 +163,7 @@ dependencies {
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compile 'com.afollestad.material-dialogs:core:0.8.6.1'
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compile 'net.xpece.android:support-preference:0.8.1'
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compile 'me.zhanghai.android.systemuihelper:library:1.0.0'
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compile 'org.adw.library:discrete-seekbar:1.0.1'
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// Tests
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testCompile 'junit:junit:4.12'
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@ -48,7 +48,7 @@ class PreferencesHelper(context: Context) {
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fun customBrightness() = rxPrefs.getBoolean(keys.customBrightness, false)
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fun customBrightnessValue() = rxPrefs.getFloat(keys.customBrightnessValue, 0f)
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fun customBrightnessValue() = rxPrefs.getInteger(keys.customBrightnessValue, 0)
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fun defaultViewer() = prefs.getInt(keys.defaultViewer, 1)
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@ -415,20 +415,39 @@ class ReaderActivity : BaseRxActivity<ReaderPresenter>() {
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private fun setCustomBrightness(enabled: Boolean) {
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if (enabled) {
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customBrightnessSubscription = preferences.customBrightnessValue().asObservable()
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.map { Math.max(0.01f, it) }
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.subscribe { setCustomBrightnessValue(it) }
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subscriptions.add(customBrightnessSubscription)
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} else {
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if (customBrightnessSubscription != null) {
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subscriptions.remove(customBrightnessSubscription)
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}
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setCustomBrightnessValue(WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE)
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customBrightnessSubscription?.let { subscriptions.remove(it) }
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setCustomBrightnessValue(0)
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}
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}
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private fun setCustomBrightnessValue(value: Float) {
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window.attributes = window.attributes.apply { screenBrightness = value }
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/**
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* Sets the brightness of the screen. Range is [-50, 100].
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* From -50 to -1 a semi-transparent black view is shown at the top with the minimum brightness.
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* From 1 to 100 it sets that value as brightness.
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* 0 sets system brightness and hides the overlay.
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*/
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private fun setCustomBrightnessValue(value: Int) {
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// Calculate and set reader brightness.
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val readerBrightness = if (value > 0) {
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value / 100f
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} else if (value < 0) {
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0.01f
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} else WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE
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window.attributes = window.attributes.apply { screenBrightness = readerBrightness }
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// Set black overlay visibility.
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if (value < 0) {
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brightness_overlay.visibility = View.VISIBLE
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val alpha = (Math.abs(value) * 2.56).toInt()
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brightness_overlay.setBackgroundColor(Color.argb(alpha, 0, 0, 0))
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} else {
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brightness_overlay.visibility = View.GONE
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}
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}
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private fun applyTheme(theme: Int) {
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@ -4,15 +4,14 @@ import android.app.Dialog
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import android.os.Bundle
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import android.support.v4.app.DialogFragment
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import android.view.View
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import android.widget.SeekBar
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import com.afollestad.materialdialogs.MaterialDialog
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import eu.kanade.tachiyomi.R
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import eu.kanade.tachiyomi.data.preference.PreferencesHelper
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import eu.kanade.tachiyomi.data.preference.getOrDefault
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import eu.kanade.tachiyomi.util.plusAssign
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import eu.kanade.tachiyomi.widget.IgnoreFirstSpinnerListener
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import eu.kanade.tachiyomi.widget.SimpleSeekBarListener
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import kotlinx.android.synthetic.main.dialog_reader_settings.view.*
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import org.adw.library.widgets.discreteseekbar.DiscreteSeekBar
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import rx.Observable
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import rx.android.schedulers.AndroidSchedulers
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import rx.subscriptions.CompositeSubscription
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@ -108,17 +107,18 @@ class ReaderSettingsDialog : DialogFragment() {
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preferences.customBrightness().set(isChecked)
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}
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brightness_seekbar.max = 100
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brightness_seekbar.progress = Math.round(
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preferences.customBrightnessValue().getOrDefault() * brightness_seekbar.max)
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brightness_seekbar.setOnSeekBarChangeListener(object : SimpleSeekBarListener() {
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override fun onProgressChanged(seekBar: SeekBar, progress: Int, fromUser: Boolean) {
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brightness_seekbar.progress = preferences.customBrightnessValue().getOrDefault()
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brightness_seekbar.setOnProgressChangeListener(object : DiscreteSeekBar.OnProgressChangeListener {
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override fun onProgressChanged(seekBar: DiscreteSeekBar, value: Int, fromUser: Boolean) {
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if (fromUser) {
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preferences.customBrightnessValue().set(progress.toFloat() / seekBar.max)
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preferences.customBrightnessValue().set(value)
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}
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}
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})
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override fun onStartTrackingTouch(seekBar: DiscreteSeekBar) {}
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override fun onStopTrackingTouch(seekBar: DiscreteSeekBar) {}
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})
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}
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override fun onDestroyView() {
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@ -99,4 +99,10 @@
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</FrameLayout>
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<View
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android:id="@+id/brightness_overlay"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:visibility="gone"/>
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</FrameLayout>
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@ -1,6 +1,7 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:orientation="vertical"
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@ -188,10 +189,15 @@
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android:layout_height="wrap_content"
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android:text="@string/pref_custom_brightness"/>
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<SeekBar
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<org.adw.library.widgets.discreteseekbar.DiscreteSeekBar
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android:id="@+id/brightness_seekbar"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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style="@style/TextAppearance.Regular.Body1.Light"/>
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app:dsb_min="-50"
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app:dsb_max="100"
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app:dsb_indicatorFormatter="%d%%"
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app:dsb_indicatorTextAppearance="@style/TextAppearance.Regular"
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app:dsb_indicatorColor="?colorAccent"
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app:dsb_progressColor="?colorAccent" />
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</LinearLayout>
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@ -27,7 +27,7 @@
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<string name="pref_show_page_number_key">pref_show_page_number_key</string>
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<string name="pref_keep_screen_on_key">pref_keep_screen_on_key</string>
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<string name="pref_custom_brightness_key">pref_custom_brightness_key</string>
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<string name="pref_custom_brightness_value_key">pref_custom_brightness_value_key</string>
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<string name="pref_custom_brightness_value_key">custom_brightness_value</string>
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<string name="pref_reader_theme_key">pref_reader_theme_key</string>
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<string name="pref_image_decoder_key">pref_image_decoder_key</string>
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<string name="pref_read_with_volume_keys_key">reader_volume_keys</string>
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