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feat: implemented karaoke mode for synchronized lyrics

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CappielloAntonio 2024-02-18 16:29:42 +01:00
parent 28fef53590
commit 733102a8a4
4 changed files with 88 additions and 0 deletions
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42
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/PlayerLyricsFragment.java
View file

@ -50,8 +50,11 @@ public class PlayerLyricsFragment extends Fragment {
public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
bind = InnerFragmentPlayerLyricsBinding.inflate(inflater, container, false);
View view = bind.getRoot();
playerBottomSheetViewModel = new ViewModelProvider(requireActivity()).get(PlayerBottomSheetViewModel.class);
initOverlay();
return view;
}
@ -93,6 +96,12 @@ public class PlayerLyricsFragment extends Fragment {
bind = null;
}
private void initOverlay() {
bind.syncLyricsTapButton.setOnClickListener(view -> {
playerBottomSheetViewModel.changeSyncLyricsState();
});
}
private void initializeBrowser() {
mediaBrowserListenableFuture = new MediaBrowser.Builder(requireContext(), new SessionToken(requireContext(), new ComponentName(requireContext(), MediaService.class))).buildAsync();
}
@ -134,25 +143,31 @@ public class PlayerLyricsFragment extends Fragment {
private void setPanelContent(String lyrics, LyricsList lyricsList) {
playerBottomSheetViewModel.getLiveDescription().observe(getViewLifecycleOwner(), description -> {
if (bind != null) {
bind.nowPlayingSongLyricsSrollView.smoothScrollTo(0, 0);
if (lyrics != null && !lyrics.trim().equals("")) {
bind.nowPlayingSongLyricsTextView.setText(MusicUtil.getReadableLyrics(lyrics));
bind.nowPlayingSongLyricsTextView.setVisibility(View.VISIBLE);
bind.emptyDescriptionImageView.setVisibility(View.GONE);
bind.titleEmptyDescriptionLabel.setVisibility(View.GONE);
bind.syncLyricsTapButton.setVisibility(View.GONE);
} else if (lyricsList != null && lyricsList.getStructuredLyrics() != null) {
setSyncLirics(lyricsList);
bind.nowPlayingSongLyricsTextView.setVisibility(View.VISIBLE);
bind.emptyDescriptionImageView.setVisibility(View.GONE);
bind.titleEmptyDescriptionLabel.setVisibility(View.GONE);
bind.syncLyricsTapButton.setVisibility(View.VISIBLE);
} else if (description != null && !description.trim().equals("")) {
bind.nowPlayingSongLyricsTextView.setText(MusicUtil.getReadableLyrics(description));
bind.nowPlayingSongLyricsTextView.setVisibility(View.VISIBLE);
bind.emptyDescriptionImageView.setVisibility(View.GONE);
bind.titleEmptyDescriptionLabel.setVisibility(View.GONE);
bind.syncLyricsTapButton.setVisibility(View.GONE);
} else {
bind.nowPlayingSongLyricsTextView.setVisibility(View.GONE);
bind.emptyDescriptionImageView.setVisibility(View.VISIBLE);
bind.titleEmptyDescriptionLabel.setVisibility(View.VISIBLE);
bind.syncLyricsTapButton.setVisibility(View.GONE);
}
}
});
@ -228,6 +243,10 @@ public class PlayerLyricsFragment extends Fragment {
spannableString.setSpan(new ForegroundColorSpan(requireContext().getResources().getColor(R.color.lyricsTextColor, null)), startingPosition, endingPosition, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
bind.nowPlayingSongLyricsTextView.setText(spannableString);
if (playerBottomSheetViewModel.getSyncLyricsState()) {
bind.nowPlayingSongLyricsSrollView.smoothScrollTo(0, getScroll(lines, toHighlight));
}
}
}
}
@ -245,4 +264,27 @@ public class PlayerLyricsFragment extends Fragment {
return start;
}
private int getLineCount(List<Line> lines, Line toHighlight) {
int start = 0;
for (Line line : lines) {
if (line != toHighlight) {
bind.tempLyricsLineTextView.setText(line.getValue());
start = start + bind.tempLyricsLineTextView.getLineCount();
} else {
break;
}
}
return start;
}
private int getScroll(List<Line> lines, Line toHighlight) {
int lineHeight = bind.nowPlayingSongLyricsTextView.getLineHeight();
int lineCount = getLineCount(lines, toHighlight);
int scrollViewHeight = bind.nowPlayingSongLyricsSrollView.getHeight();
return lineHeight * lineCount < scrollViewHeight / 2 ? 0 : lineHeight * lineCount - scrollViewHeight / 2 + lineHeight;
}
}

9
app/src/main/java/com/cappielloantonio/tempo/viewmodel/PlayerBottomSheetViewModel.java
View file

@ -50,6 +50,7 @@ public class PlayerBottomSheetViewModel extends AndroidViewModel {
private final MutableLiveData<Child> liveMedia = new MutableLiveData<>(null);
private final MutableLiveData<ArtistID3> liveArtist = new MutableLiveData<>(null);
private final MutableLiveData<List<Child>> instantMix = new MutableLiveData<>(null);
private boolean lyricsSyncState = true;
public PlayerBottomSheetViewModel(@NonNull Application application) {
@ -210,4 +211,12 @@ public class PlayerBottomSheetViewModel extends AndroidViewModel {
return false;
}
public void changeSyncLyricsState() {
lyricsSyncState = !lyricsSyncState;
}
public boolean getSyncLyricsState() {
return lyricsSyncState;
}
}