remove the flutter_sprites/lib/src/sound_manager.dart library

packages/flutter_sprites/lib/flutter_sprites.dart

@@ -13,15 +13,15 @@ import 'dart:typed_data';
 import 'dart:ui' as ui;
 
 import 'package:box2d/box2d.dart' as box2d;
-import 'package:mojo/core.dart';
-import 'package:sky_services/media/media.mojom.dart';
 import 'package:flutter/animation.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter/painting.dart';
 import 'package:flutter/rendering.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter/scheduler.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter/widgets.dart';
+import 'package:mojo/core.dart';
+import 'package:sky_services/media/media.mojom.dart';
 import 'package:vector_math/vector_math_64.dart';
 
 part 'src/action.dart';
@@ -44,11 +44,10 @@ part 'src/physics_joint.dart';
 part 'src/physics_shape.dart';
 part 'src/physics_world.dart';
 part 'src/sound.dart';
-part 'src/sound_manager.dart';
 part 'src/sprite.dart';
-part 'src/spritesheet.dart';
 part 'src/sprite_box.dart';
 part 'src/sprite_widget.dart';
+part 'src/spritesheet.dart';
 part 'src/texture.dart';
 part 'src/textured_line.dart';
 part 'src/util.dart';

packages/flutter_sprites/lib/src/sound_manager.dart

-part of flutter_sprites;
-
-enum SoundFadeMode {
-  crossFade,
-  fadeOutThenPlay,
-  fadeOutThenFadeIn,
-}
-
-enum SoundEventSimultaneousPolicy {
-  dontPlay,
-  stopOldest,
-}
-
-enum SoundEventMinimumOverlapPolicy {
-  dontPlay,
-  delay,
-}
-
-class SoundEvent {
-  SoundEvent(SoundEffect effect) {
-    effects = <SoundEffect>[effect];
-  }
-
-  SoundEvent.withList(this.effects);
-
-  List<SoundEffect> effects;
-  double pitchVariance = 0.0;
-  double volumeVariance = 0.0;
-  double panVariance = 0.0;
-
-  SoundEventSimultaneousPolicy simultaneousLimitPolicy = SoundEventSimultaneousPolicy.stopOldest;
-  int simultaneousLimit = 0;
-
-  SoundEventMinimumOverlapPolicy minimumOverlapPolicy = SoundEventMinimumOverlapPolicy.dontPlay;
-  double minimumOverlap = 0.0;
-}
-
-class _PlayingSoundEvent {
-  SoundEvent event;
-  SoundEffectStream stream;
-  int startTime;
-}
-
-SoundManager _sharedSoundManager;
-
-class SoundManager {
-
-  static SoundManager sharedInstance() {
-    if (_sharedSoundManager == null) {
-      _sharedSoundManager = new SoundManager();
-    }
-    return _sharedSoundManager;
-  }
-
-  static void purgeSharedInstance() {
-    if (_sharedSoundManager == null) return;
-    _sharedSoundManager = null;
-  }
-
-  SoundManager() {
-    new Timer.periodic(new Duration(milliseconds:10), _update);
-  }
-
-  Map<SoundEvent, List<_PlayingSoundEvent>> _playingEvents = <SoundEvent, List<_PlayingSoundEvent>>{};
-  SoundTrack _backgroundMusicTrack;
-
-  SoundEffectPlayer _effectPlayer = SoundEffectPlayer.sharedInstance();
-  SoundTrackPlayer _trackPlayer = SoundTrackPlayer.sharedInstance();
-  ActionController actions = new ActionController();
-
-  bool enableBackgroundMusic;
-  bool enableSoundEffects;
-
-  int _lastTimeStamp;
-
-  void playEvent(SoundEvent evt, [double volume = 1.0, double pitch = 1.0, double pan = 0.0]) {
-    List<_PlayingSoundEvent> playingList = _playingEvents[evt];
-    if (playingList == null) playingList = <_PlayingSoundEvent>[];
-
-    // Check simultaneousLimit
-    if (evt.simultaneousLimit != 0 && evt.simultaneousLimit >= playingList.length) {
-      // We have too many sounds playing
-      if (evt.simultaneousLimitPolicy == SoundEventSimultaneousPolicy.dontPlay) {
-        // Skip this sound event
-        return;
-      } else {
-        // Stop the oldest sound
-        _effectPlayer.stop(playingList[0].stream);
-      }
-    }
-
-    // Check for overlap
-    int playTime = new DateTime.now().millisecondsSinceEpoch;
-
-    if (evt.minimumOverlap != 0.0 && playingList.length > 0) {
-      int overlap = playTime - playingList.last.startTime;
-      if (overlap.toDouble() / 1000.0 < evt.minimumOverlap) {
-        // Sounds are overlapping
-        if (evt.minimumOverlapPolicy == SoundEventMinimumOverlapPolicy.dontPlay) {
-          return;
-        } else {
-          // TODO: try to play the sound a little bit later
-          return;
-        }
-      }
-    }
-
-    // Create a new entry for the event
-    _PlayingSoundEvent newPlaying = new _PlayingSoundEvent();
-    newPlaying.startTime = playTime;
-    newPlaying.event = evt;
-
-    // Pick a sound effect to play
-    SoundEffect effect = evt.effects.elementAt(randomInt(evt.effects.length));
-
-    // Add the entry
-    playingList.add(newPlaying);
-
-    // Play the event
-    newPlaying.stream = _effectPlayer.play(
-      effect,
-      false,
-      (volume + evt.volumeVariance * randomSignedDouble()).clamp(0.0, 2.0),
-      (pitch + evt.pitchVariance * randomSignedDouble()).clamp(0.5, 2.0),
-      (pan + evt.panVariance * randomSignedDouble()).clamp(-1.0, 1.0),
-      (SoundEffectStream s) {
-        // Completion callback - remove the entry
-        playingList.remove(newPlaying);
-      }
-    );
-  }
-
-  void stopAllEvents([double fadeDuration]) {
-    for (List<_PlayingSoundEvent> playingList in _playingEvents.values) {
-      for (_PlayingSoundEvent playing in playingList) {
-        if (fadeDuration > 0.0) {
-          // Fade out and stop
-          ActionTween fadeOut = new ActionTween((a) => playing.stream.volume = a, playing.stream.volume, 0.0, fadeDuration);
-          ActionCallFunction stop = new ActionCallFunction(() { _effectPlayer.stop(playing.stream); });
-          ActionSequence seq = new ActionSequence(<Action>[fadeOut, stop]);
-          actions.run(seq);
-        }
-        else {
-          // Stop right away
-          _effectPlayer.stop(playing.stream);
-        }
-      }
-    }
-  }
-
-  void playBackgroundMusic(SoundTrack track, [double fadeDuration = 0.0, SoundFadeMode fadeMode = SoundFadeMode.fadeOutThenPlay]) {
-    double fadeInDuration = 0.0;
-    double fadeInDelay = 0.0;
-    double fadeOutDuration = 0.0;
-
-    // Calculate durations
-    if (fadeDuration > 0.0) {
-      if (fadeMode == SoundFadeMode.crossFade) {
-        fadeOutDuration = fadeDuration;
-        fadeInDuration = fadeDuration;
-      } else if (fadeMode == SoundFadeMode.fadeOutThenPlay) {
-        fadeOutDuration = fadeDuration;
-        fadeInDelay = fadeDuration;
-      } else if (fadeMode == SoundFadeMode.fadeOutThenFadeIn) {
-        fadeOutDuration = fadeDuration / 2.0;
-        fadeInDuration = fadeDuration / 2.0;
-        fadeInDelay = fadeDuration / 2.0;
-      }
-    }
-
-    if (_backgroundMusicTrack != null) {
-      // Stop the current track
-      if (fadeOutDuration == 0.0) {
-        _trackPlayer.stop(_backgroundMusicTrack);
-      } else {
-        ActionTween fadeOut = new ActionTween((a) => _backgroundMusicTrack.volume = a, _backgroundMusicTrack.volume, 0.0, fadeOutDuration);
-        ActionCallFunction stop = new ActionCallFunction(() { _trackPlayer.stop(_backgroundMusicTrack); });
-        ActionSequence seq = new ActionSequence(<Action>[fadeOut, stop]);
-        actions.run(seq);
-      }
-    } else {
-      fadeInDelay = 0.0;
-    }
-
-    // Fade in new sound
-    if (fadeInDelay == 0.0) {
-      _fadeInTrack(track, fadeInDuration);
-    } else {
-      ActionDelay delay = new ActionDelay(fadeInDelay);
-      ActionCallFunction fadeInCall = new ActionCallFunction(() {
-        _fadeInTrack(track, fadeInDuration);
-      });
-      ActionSequence seq = new ActionSequence(<Action>[delay, fadeInCall]);
-      actions.run(seq);
-    }
-  }
-
-  void _fadeInTrack(SoundTrack track, double duration) {
-    _backgroundMusicTrack = track;
-
-    if (duration == 0.0) {
-      _trackPlayer.play(track);
-    } else {
-      _trackPlayer.play(track, true, 0.0);
-      actions.run(new ActionTween((a) => track.volume = a, 0.0, 1.0, duration));
-    }
-  }
-
-  void stopBackgroundMusic([double fadeDuration = 0.0]) {
-    if (fadeDuration == 0.0) {
-      _trackPlayer.stop(_backgroundMusicTrack);
-    } else {
-      ActionTween fadeOut = new ActionTween(
-        (a) => _backgroundMusicTrack.volume = a,
-        _backgroundMusicTrack.volume, 0.0, fadeDuration);
-      ActionCallFunction stopCall = new ActionCallFunction(() {
-        _trackPlayer.stop(_backgroundMusicTrack);
-      });
-      ActionSequence seq = new ActionSequence(<Action>[fadeOut, stopCall]);
-      actions.run(seq);
-    }
-
-    _backgroundMusicTrack = null;
-  }
-
-  void _update(Timer timer) {
-    int delta = 0;
-    int timestamp = new DateTime.now().millisecondsSinceEpoch;
-    if (_lastTimeStamp != null) {
-      delta = timestamp - _lastTimeStamp;
-    }
-    _lastTimeStamp = timestamp;
-
-    actions.step(delta / 1000.0);
-  }
-}