Sayonara Player
EngineHandler.h
1 /* EngineHandler.h */
2 
3 /* Copyright (C) 2011-2020 Michael Lugmair (Lucio Carreras)
4  *
5  * This file is part of sayonara player
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11 
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16 
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef ENGINEHANDLER_H_
22 #define ENGINEHANDLER_H_
23 
24 #include "Utils/Pimpl.h"
25 
26 #include "Interfaces/CoverDataProvider.h"
27 #include "Interfaces/AudioDataProvider.h"
28 #include "Interfaces/Engine/SoundModifier.h"
29 
30 #include <QObject>
31 
32 #define EngineHandler_change_track_md static_cast<void (EngineHandler::*) (const MetaData& md)>(&EngineHandler::change_track)
33 
34 class PlayManager;
35 
36 namespace Engine
37 {
42  class Handler :
43  public QObject,
44  public CoverDataProvider,
45  public LevelDataProvider,
46  public SpectrumDataProvider,
47  public RawAudioDataProvider,
48  public SoundModifier
49  {
50  Q_OBJECT
51  PIMPL(Handler)
52 
53  public:
54  Handler(PlayManager* playManager);
55  virtual ~Handler();
56 
57  void shutdown();
58  bool isValid() const;
59 
60  void registerLevelReceiver(LevelDataReceiver* receiver) override;
61  void unregisterLevelReceiver(LevelDataReceiver* levelReceiver) override;
62  void levelActiveChanged(bool b) override;
63 
64  void registerSpectrumReceiver(SpectrumDataReceiver* receiver) override;
65  void unregisterSpectrumReceiver(SpectrumDataReceiver* spectrumReceiver) override;
66  void spectrumActiveChanged(bool b) override;
67 
68  void registerCoverReceiver(CoverDataReceiver* coverReceiver) override;
69  void unregisterCoverReceiver(CoverDataReceiver* coverReceiver) override;
70 
71  void registerAudioDataReceiver(RawAudioDataReceiver* receiver) override;
72  void unregisterAudioDataReceiver(RawAudioDataReceiver* receiver) override;
73 
74  void setEqualizer(int band, int value) override;
75 
76  private slots:
77  void playstateChanged(PlayState state);
78 
79  void spectrumChanged();
80  void levelChanged();
81 
82  private:
83  void reloadReceivers();
84  void setAudioData(const QByteArray& data) override;
85  void setLevelData(float left, float right) override;
86  void setSpectrumData(const std::vector<float>& spectrum) override;
87  void setCoverData(const QByteArray& imageData, const QString& mimeData) override;
88  };
89 }
90 
91 #endif
92 
93 
Definition: CoverDataProvider.h:28
Definition: CoverDataReceiver.h:27
The EngineHandler class.
Definition: EngineHandler.h:49
The LevelDataReceiver class.
Definition: AudioDataReceiver.h:37
The RawSoundReceiver interface.
Definition: AudioDataReceiver.h:59
The SpectrumReceiver class.
Definition: AudioDataReceiver.h:48
Definition: AudioDataProvider.h:35
Global handler for current playback state (Singleton)
Definition: PlayManager.h:36
Definition: AudioDataProvider.h:55
Definition: SoundModifier.h:24
Definition: AudioDataProvider.h:45