feat: Playback speed controls for music (#376)

Enable playback speed controls for music

Button is moved to the top left, next to bit rate, because it would
overlap with the "shuffle" button.
The speed rotation logic was cleaned up to 0.25x increments without all
the hard-coded constants and code duplication.

Co-authored-by: eddyizm <eddyizm@gmail.com>

app/src/main/java/com/cappielloantonio/tempo/ui/activity/MainActivity.java

@@ -354,7 +354,7 @@ public class MainActivity extends BaseActivity {
 
         // TODO Enter all settings to be reset
         Preferences.setOpenSubsonic(false);
-        Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_100);
+        Preferences.setPlaybackSpeed(1.0f);
         Preferences.setSkipSilenceMode(false);
         Preferences.setDataSavingMode(false);
         Preferences.setStarredSyncEnabled(false);

app/src/main/java/com/cappielloantonio/tempo/ui/fragment/PlayerControllerFragment.java

@@ -413,10 +413,10 @@ public class PlayerControllerFragment extends Fragment {
                     bind.getRoot().setShowNextButton(true);
                     bind.getRoot().setShowFastForwardButton(false);
                     bind.getRoot().setRepeatToggleModes(RepeatModeUtil.REPEAT_TOGGLE_MODE_ALL | RepeatModeUtil.REPEAT_TOGGLE_MODE_ONE);
-                    bind.getRoot().findViewById(R.id.player_playback_speed_button).setVisibility(View.GONE);
+                    bind.getRoot().findViewById(R.id.player_playback_speed_button).setVisibility(View.VISIBLE);
                     bind.getRoot().findViewById(R.id.player_skip_silence_toggle_button).setVisibility(View.GONE);
                     bind.getRoot().findViewById(R.id.button_favorite).setVisibility(View.VISIBLE);
-                    resetPlaybackParameters(mediaBrowser);
+                    setPlaybackParameters(mediaBrowser);
                     break;
             }
         }
@@ -524,31 +524,11 @@ public class PlayerControllerFragment extends Fragment {
         playbackSpeedButton.setOnClickListener(view -> {
             float currentSpeed = Preferences.getPlaybackSpeed();
 
-            if (currentSpeed == Constants.MEDIA_PLAYBACK_SPEED_080) {
+            currentSpeed += 0.25f;
-                mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_100));
+            if (currentSpeed > 2.0f) currentSpeed = 0.5f;
-                playbackSpeedButton.setText(getString(R.string.player_playback_speed, Constants.MEDIA_PLAYBACK_SPEED_100));
+            mediaBrowser.setPlaybackParameters(new PlaybackParameters(currentSpeed));
-                Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_100);
+            playbackSpeedButton.setText(getString(R.string.player_playback_speed, currentSpeed));
-            } else if (currentSpeed == Constants.MEDIA_PLAYBACK_SPEED_100) {
+            Preferences.setPlaybackSpeed(currentSpeed);
-                mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_125));
-                playbackSpeedButton.setText(getString(R.string.player_playback_speed, Constants.MEDIA_PLAYBACK_SPEED_125));
-                Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_125);
-            } else if (currentSpeed == Constants.MEDIA_PLAYBACK_SPEED_125) {
-                mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_150));
-                playbackSpeedButton.setText(getString(R.string.player_playback_speed, Constants.MEDIA_PLAYBACK_SPEED_150));
-                Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_150);
-            } else if (currentSpeed == Constants.MEDIA_PLAYBACK_SPEED_150) {
-                mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_175));
-                playbackSpeedButton.setText(getString(R.string.player_playback_speed, Constants.MEDIA_PLAYBACK_SPEED_175));
-                Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_175);
-            } else if (currentSpeed == Constants.MEDIA_PLAYBACK_SPEED_175) {
-                mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_200));
-                playbackSpeedButton.setText(getString(R.string.player_playback_speed, Constants.MEDIA_PLAYBACK_SPEED_200));
-                Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_200);
-            } else if (currentSpeed == Constants.MEDIA_PLAYBACK_SPEED_200) {
-                mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_080));
-                playbackSpeedButton.setText(getString(R.string.player_playback_speed, Constants.MEDIA_PLAYBACK_SPEED_080));
-                Preferences.setPlaybackSpeed(Constants.MEDIA_PLAYBACK_SPEED_080);
-            }
         });
 
         skipSilenceToggleButton.setOnClickListener(view -> {
@@ -600,7 +580,7 @@ public class PlayerControllerFragment extends Fragment {
     }
 
     private void resetPlaybackParameters(MediaBrowser mediaBrowser) {
-        mediaBrowser.setPlaybackParameters(new PlaybackParameters(Constants.MEDIA_PLAYBACK_SPEED_100));
+        mediaBrowser.setPlaybackParameters(new PlaybackParameters(1.0f));
         // TODO Resettare lo skip del silenzio
     }
 

app/src/main/java/com/cappielloantonio/tempo/util/Constants.kt

@@ -61,13 +61,6 @@ object Constants {
     const val MEDIA_TYPE_VIDEO = "video"
     const val MEDIA_TYPE_RADIO = "radio"
 
-    const val MEDIA_PLAYBACK_SPEED_080 = 0.8f
-    const val MEDIA_PLAYBACK_SPEED_100 = 1.0f
-    const val MEDIA_PLAYBACK_SPEED_125 = 1.25f
-    const val MEDIA_PLAYBACK_SPEED_150 = 1.50f
-    const val MEDIA_PLAYBACK_SPEED_175 = 1.75f
-    const val MEDIA_PLAYBACK_SPEED_200 = 2.0f
-
     const val MEDIA_RECENTLY_PLAYED = "MEDIA_RECENTLY_PLAYED"
     const val MEDIA_MOST_PLAYED = "MEDIA_MOST_PLAYED"
     const val MEDIA_RECENTLY_ADDED = "MEDIA_RECENTLY_ADDED"

app/src/main/res/layout/inner_fragment_player_controller_layout.xml

@@ -16,6 +16,23 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent">
 
+        <Button
+            android:id="@+id/player_playback_speed_button"
+            style="@style/Widget.Material3.Button.TextButton"
+            android:layout_width="80dp"
+            android:layout_height="48dp"
+            android:layout_marginLeft="0dp"
+            android:layout_marginTop="0dp"
+            android:insetLeft="0dp"
+            android:insetTop="0dp"
+            android:insetRight="0dp"
+            android:insetBottom="0dp"
+            app:cornerRadius="30dp"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:tint="?attr/colorOnPrimaryContainer" />
+
         <com.google.android.material.chip.Chip
             android:id="@+id/player_media_extension"
             style="@style/Widget.Material3.Chip.Suggestion"
@@ -253,23 +270,6 @@
         app:layout_constraintStart_toEndOf="@+id/placeholder_view_middle_right"
         app:layout_constraintTop_toTopOf="@+id/placeholder_view_middle_right" />
 
-    <Button
-        android:id="@+id/player_playback_speed_button"
-        style="@style/Widget.Material3.Button.TextButton"
-        android:layout_width="64dp"
-        android:layout_height="64dp"
-        android:layout_marginStart="24dp"
-        android:insetLeft="0dp"
-        android:insetTop="0dp"
-        android:insetRight="0dp"
-        android:insetBottom="0dp"
-        app:cornerRadius="30dp"
-        app:layout_constraintBottom_toBottomOf="@+id/placeholder_view_middle_left"
-        app:layout_constraintEnd_toStartOf="@+id/placeholder_view_middle_left"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="@+id/placeholder_view_middle_left"
-        app:tint="?attr/colorOnPrimaryContainer" />
-
     <ImageButton
         android:id="@+id/exo_shuffle"
         android:layout_width="32dp"