Starter/samples
1
0
Fork 0
mirror of https://github.com/flutter/samples.git synced 2025-11-10 14:58:34 +00:00
Code Issues Releases Wiki Activity

Upgrade game_template's dependencies (#1426)

Browse Source
This commit is contained in:
Filip Hracek
2022-09-10 02:47:23 +02:00
committed by GitHub
parent 6329e7a148
commit 0805ba38fb
6 changed files with 41 additions and 47 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
game_template/lib/main.dart
View File

@@ -256,6 +256,7 @@ class MyApp extends StatelessWidget {
),
),
),
routeInformationProvider: _router.routeInformationProvider,
routeInformationParser: _router.routeInformationParser,
routerDelegate: _router.routerDelegate,
scaffoldMessengerKey: scaffoldMessengerKey,

71
game_template/lib/src/audio/audio_controller.dart
View File

@@ -5,7 +5,7 @@
import 'dart:collection';
import 'dart:math';
import 'package:audioplayers/audioplayers.dart' hide Logger;
import 'package:audioplayers/audioplayers.dart';
import 'package:flutter/widgets.dart';
import 'package:logging/logging.dart';
@@ -17,18 +17,10 @@ import 'sounds.dart';
class AudioController {
static final _log = Logger('AudioController');
late AudioCache _musicCache;
late AudioCache _sfxCache;
final AudioPlayer _musicPlayer;
/// This is a list of [AudioPlayer] instances which are rotated to play
/// sound effects.
///
/// Normally, we would just call [AudioCache.play] and let it procure its
/// own [AudioPlayer] every time. But this seems to lead to errors and
/// bad performance on iOS devices.
final List<AudioPlayer> _sfxPlayers;
int _currentSfxPlayer = 0;
@@ -49,26 +41,15 @@ class AudioController {
/// of [_sfxPlayers] to learn why this is the case.
///
/// Background music does not count into the [polyphony] limit. Music will
/// never be overridden by sound effects.
/// never be overridden by sound effects because that would be silly.
AudioController({int polyphony = 2})
: assert(polyphony >= 1),
_musicPlayer = AudioPlayer(playerId: 'musicPlayer'),
_sfxPlayers = Iterable.generate(
polyphony,
(i) => AudioPlayer(
playerId: 'sfxPlayer#$i',
mode: PlayerMode.LOW_LATENCY)).toList(growable: false),
polyphony, (i) => AudioPlayer(playerId: 'sfxPlayer#$i'))
.toList(growable: false),
_playlist = Queue.of(List<Song>.of(songs)..shuffle()) {
_musicCache = AudioCache(
fixedPlayer: _musicPlayer,
prefix: 'assets/music/',
);
_sfxCache = AudioCache(
fixedPlayer: _sfxPlayers.first,
prefix: 'assets/sfx/',
);
_musicPlayer.onPlayerCompletion.listen(_changeSong);
_musicPlayer.onPlayerComplete.listen(_changeSong);
}
/// Enables the [AudioController] to listen to [AppLifecycleState] events,
@@ -127,8 +108,10 @@ class AudioController {
// This assumes there is only a limited number of sound effects in the game.
// If there are hundreds of long sound effect files, it's better
// to be more selective when preloading.
await _sfxCache
.loadAll(SfxType.values.expand(soundTypeToFilename).toList());
await AudioCache.instance.loadAll(SfxType.values
.expand(soundTypeToFilename)
.map((path) => 'sfx/$path')
.toList());
}
/// Plays a single sound effect, defined by [type].
@@ -153,9 +136,11 @@ class AudioController {
final options = soundTypeToFilename(type);
final filename = options[_random.nextInt(options.length)];
_log.info(() => '- Chosen filename: $filename');
_sfxCache.play(filename, volume: soundTypeToVolume(type));
final currentPlayer = _sfxPlayers[_currentSfxPlayer];
currentPlayer.play(AssetSource('sfx/$filename'),
volume: soundTypeToVolume(type));
_currentSfxPlayer = (_currentSfxPlayer + 1) % _sfxPlayers.length;
_sfxCache.fixedPlayer = _sfxPlayers[_currentSfxPlayer];
}
void _changeSong(void _) {
@@ -163,8 +148,7 @@ class AudioController {
// Put the song that just finished playing to the end of the playlist.
_playlist.addLast(_playlist.removeFirst());
// Play the next song.
_log.info(() => 'Playing ${_playlist.first} now.');
_musicCache.play(_playlist.first.filename);
_playFirstSongInPlaylist();
}
void _handleAppLifecycle() {
@@ -208,41 +192,46 @@ class AudioController {
}
}
Future<void> _playFirstSongInPlaylist() async {
_log.info(() => 'Playing ${_playlist.first} now.');
await _musicPlayer.play(AssetSource('music/${_playlist.first.filename}'));
}
Future<void> _resumeMusic() async {
_log.info('Resuming music');
switch (_musicPlayer.state) {
case PlayerState.PAUSED:
case PlayerState.paused:
_log.info('Calling _musicPlayer.resume()');
try {
await _musicPlayer.resume();
} catch (e) {
// Sometimes, resuming fails with an "Unexpected" error.
_log.severe(e);
await _musicCache.play(_playlist.first.filename);
await _playFirstSongInPlaylist();
}
break;
case PlayerState.STOPPED:
case PlayerState.stopped:
_log.info("resumeMusic() called when music is stopped. "
"This probably means we haven't yet started the music. "
"For example, the game was started with sound off.");
await _musicCache.play(_playlist.first.filename);
await _playFirstSongInPlaylist();
break;
case PlayerState.PLAYING:
case PlayerState.playing:
_log.warning('resumeMusic() called when music is playing. '
'Nothing to do.');
break;
case PlayerState.COMPLETED:
case PlayerState.completed:
_log.warning('resumeMusic() called when music is completed. '
"Music should never be 'completed' as it's either not playing "
"or looping forever.");
await _musicCache.play(_playlist.first.filename);
await _playFirstSongInPlaylist();
break;
}
}
void _soundsOnHandler() {
for (final player in _sfxPlayers) {
if (player.state == PlayerState.PLAYING) {
if (player.state == PlayerState.playing) {
player.stop();
}
}
@@ -250,11 +239,11 @@ class AudioController {
void _startMusic() {
_log.info('starting music');
_musicCache.play(_playlist.first.filename);
_playFirstSongInPlaylist();
}
void _stopAllSound() {
if (_musicPlayer.state == PlayerState.PLAYING) {
if (_musicPlayer.state == PlayerState.playing) {
_musicPlayer.pause();
}
for (final player in _sfxPlayers) {
@@ -264,7 +253,7 @@ class AudioController {
void _stopMusic() {
_log.info('Stopping music');
if (_musicPlayer.state == PlayerState.PLAYING) {
if (_musicPlayer.state == PlayerState.playing) {
_musicPlayer.pause();
}
}