Show 32-bit color setting in reader sheet

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

@@ -1,5 +1,6 @@
 package eu.kanade.tachiyomi.ui.reader
 
+import android.os.Build
 import android.os.Bundle
 import android.widget.CompoundButton
 import android.widget.Spinner
@@ -29,6 +30,7 @@ import kotlinx.android.synthetic.main.reader_settings_sheet.pager_prefs_group
 import kotlinx.android.synthetic.main.reader_settings_sheet.rotation_mode
 import kotlinx.android.synthetic.main.reader_settings_sheet.scale_type
 import kotlinx.android.synthetic.main.reader_settings_sheet.show_page_number
+import kotlinx.android.synthetic.main.reader_settings_sheet.true_color
 import kotlinx.android.synthetic.main.reader_settings_sheet.viewer
 import kotlinx.android.synthetic.main.reader_settings_sheet.webtoon_prefs_group
 import kotlinx.android.synthetic.main.reader_settings_sheet.webtoon_side_padding
@@ -88,6 +90,11 @@ class ReaderSettingsSheet(private val activity: ReaderActivity) : BottomSheetDia
         keepscreen.bindToPreference(preferences.keepScreenOn())
         long_tap.bindToPreference(preferences.readWithLongTap())
         always_show_chapter_transition.bindToPreference(preferences.alwaysShowChapterTransition())
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            true_color.visible()
+            true_color.bindToPreference(preferences.trueColor())
+        }
     }
 
     /**