Sayonara Player
EngineHandler.h
1 /* EngineHandler.h */
2 
3 /* Copyright (C) 2011-2017 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 "AbstractEngine.h"
25 #include "Components/PlayManager/PlayState.h"
26 #include "Helper/Singleton.h"
27 
28 #include <QList>
29 
30 #define EngineHandler_change_track_md static_cast<void (EngineHandler::*) (const MetaData& md)>(&EngineHandler::change_track)
31 
32 
34 class PlaybackEngine;
35 class PlayManager;
36 
42  public Engine
43 {
44  Q_OBJECT
45  SINGLETON_QOBJECT(EngineHandler)
46 
47 public:
48 
49  bool init() override;
50 
51  PlaybackEngine* get_playback_engine();
52 
53  void register_raw_sound_receiver(RawSoundReceiverInterface* receiver);
54  void unregister_raw_sound_receiver(RawSoundReceiverInterface* receiver);
55 
56  void start_convert();
57  void end_convert();
58 
59  void set_equalizer(int band, int value);
60 
61 
62 public slots:
63  void jump_abs_ms(quint64 ms) override;
64  void jump_rel_ms(quint64 ms) override;
65  void jump_rel(double where) override;
66 
67  void change_track(const MetaData&) override;
68  void change_track(const QString&) override;
69 
70 
71 private slots:
72 
73  void sl_md_changed(const MetaData&);
74  void sl_dur_changed(const MetaData&);
75  void sl_pos_changed_ms(quint64 ms);
76  void sl_pos_changed_s(quint32 s);
77 
78  void sl_track_finished();
79 
80  void sl_track_ready_changed();
81  void sl_buffer_state_changed(int progress);
82 
83  void sr_record_button_pressed(bool);
84  void playstate_changed(PlayState state);
85 
86  void new_data(const uchar* data, quint64 n_bytes);
87 
88  void play() override;
89  void stop() override;
90  void pause() override;
91 
92 
93 private:
94 
95  PlayManager* _play_manager=nullptr;
96  Engine* _cur_engine=nullptr;
97  QList<Engine*> _engines;
98  QList<RawSoundReceiverInterface*> _raw_sound_receiver;
99 
100  Engine* get_engine(EngineName name);
101  void switch_engine(EngineName name);
102 
103  bool configure_connections(Engine* old_engine, Engine* new_engine);
104 };
105 
106 #endif
107 
108 
The MetaData class.
Definition: MetaData.h:55
The Engine class.
Definition: AbstractEngine.h:49
EngineName
The EngineName enum.
Definition: AbstractEngine.h:38
Global handler for current playback state (Singleton)
Definition: PlayManager.h:37
The PlaybackEngine class.
Definition: PlaybackEngine.h:55
The RawSoundReceiver interface.
Definition: RawSoundReceiverInterface.h:30
The EngineHandler class.
Definition: EngineHandler.h:41
Definition: org_mpris_media_player2_adaptor.h:20
PlayState
The PlayState enum.
Definition: PlayState.h:30