add auto word toggle

Author: nift4

app/src/main/kotlin/org/akanework/gramophone/ui/components/LyricsView.kt

@@ -99,7 +99,7 @@ class LyricsView(context: Context, attrs: AttributeSet?) : FrameLayout(context,
         if ((key == "lyric_center" || key == "lyric_bold") && adapter != null)
             adapter?.onPrefsChanged()
         else if (key == "lyric_center" || key == "lyric_bold" || key == "lyric_no_animation" ||
-            key == "lyric_char_scaling")
+            key == "lyric_char_scaling" || key == "translation_auto_word")
             newView?.onPrefsChanged(key)
         else if (key == "lyric_ui" || key == "lyric_parser")
             createView()

app/src/main/kotlin/org/akanework/gramophone/ui/components/NewLyricsView.kt

@@ -668,7 +668,8 @@ class NewLyricsView(context: Context, attrs: AttributeSet?) : View(context, attr
             if (syncedLine?.isTranslated != true)
                 lastNonTranslated = syncedLine
             val words = syncedLine?.words ?:
-            if (syncedLine?.isTranslated == true && lastNonTranslated?.words != null)
+            if (prefs.getBooleanStrict("translation_auto_word", false) &&
+                syncedLine?.isTranslated == true && lastNonTranslated?.words != null)
                 listOf(SemanticLyrics.Word(lastNonTranslated.timeRange, 0..<syncedLine.text.length,
                     findBidirectionalBarriers(syncedLine.text).firstOrNull()?.second == true
                 )) else null

app/src/main/res/values/strings.xml

@@ -416,4 +416,6 @@
     <string name="spk_encoding_pcm_16bit_offload">16-bit PCM Offload</string>
     <string name="spk_encoding_pcm_24bit_offload">24-bit (8.24) PCM offload</string>
     <string name="spk_encoding_dts_lbr">DTS Express</string>
+    <string name="settings_translation_auto_word">Auto-animate translations</string>
+    <string name="settings_translation_auto_word_summary">Apply linear gradient to translation lines in word-synced lyric playback if translations do not have word-sync metadata</string>
 </resources>

app/src/main/res/xml/settings_lyric.xml

@@ -45,4 +45,13 @@
         android:widgetLayout="@layout/preference_switch_widget"
         app:iconSpaceReserved="false" />
 
+    <SwitchPreferenceCompat
+        android:defaultValue="false"
+        android:key="translation_auto_word"
+        android:layout="@layout/preference_switch"
+        android:summary="@string/settings_translation_auto_word_summary"
+        android:title="@string/settings_translation_auto_word"
+        android:widgetLayout="@layout/preference_switch_widget"
+        app:iconSpaceReserved="false" />
+
 </PreferenceScreen>