144 lines
3.5 KiB
C++
144 lines
3.5 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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namespace Notify {
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struct PeerUpdate;
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} // namespace Notify
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class AudioMsgId;
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namespace Media {
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namespace Player {
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void start();
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void finish();
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class Instance;
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Instance *instance();
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struct TrackState;
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class Instance : private base::Subscriber {
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public:
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void play();
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void pause(AudioMsgId::Type type);
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void stop();
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void playPause();
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void next();
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void previous();
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void playPauseCancelClicked();
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void play(const AudioMsgId &audioId);
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const AudioMsgId ¤t() const {
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return _current;
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}
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bool repeatEnabled() const {
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return _repeatEnabled;
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}
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void toggleRepeat() {
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_repeatEnabled = !_repeatEnabled;
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_repeatChangedNotifier.notify();
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}
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bool isSeeking(AudioMsgId::Type type) const {
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if (type == AudioMsgId::Type::Song) {
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return (_seeking == _current);
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} else if (type == AudioMsgId::Type::Voice) {
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return (_seekingVoice == _currentVoice);
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}
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return false;
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}
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void startSeeking(AudioMsgId::Type type);
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void stopSeeking(AudioMsgId::Type type);
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const QList<FullMsgId> &playlist() const {
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return _playlist;
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}
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base::Observable<bool> &usePanelPlayer() {
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return _usePanelPlayer;
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}
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base::Observable<bool> &titleButtonOver() {
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return _titleButtonOver;
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}
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base::Observable<bool> &playerWidgetOver() {
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return _playerWidgetOver;
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}
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base::Observable<TrackState> &updatedNotifier() {
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return _updatedNotifier;
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}
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base::Observable<void> &playlistChangedNotifier() {
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return _playlistChangedNotifier;
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}
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base::Observable<void> &songChangedNotifier() {
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return _songChangedNotifier;
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}
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base::Observable<void> &repeatChangedNotifier() {
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return _repeatChangedNotifier;
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}
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void documentLoadProgress(DocumentData *document);
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void clear();
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private:
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Instance();
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friend void start();
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// Observed notifications.
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void notifyPeerUpdated(const Notify::PeerUpdate &update);
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void handleSongUpdate(const AudioMsgId &audioId);
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void setCurrent(const AudioMsgId &audioId);
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void rebuildPlaylist();
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void moveInPlaylist(int delta);
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void preloadNext();
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void handleLogout();
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template <typename CheckCallback>
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void emitUpdate(AudioMsgId::Type type, CheckCallback check);
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AudioMsgId _current, _seeking;
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History *_history = nullptr;
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History *_migrated = nullptr;
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bool _repeatEnabled = false;
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QList<FullMsgId> _playlist;
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bool _isPlaying = false;
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AudioMsgId _currentVoice, _seekingVoice;
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base::Observable<bool> _usePanelPlayer;
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base::Observable<bool> _titleButtonOver;
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base::Observable<bool> _playerWidgetOver;
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base::Observable<TrackState> _updatedNotifier;
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base::Observable<void> _playlistChangedNotifier;
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base::Observable<void> _songChangedNotifier;
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base::Observable<void> _repeatChangedNotifier;
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};
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} // namespace Clip
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} // namespace Media
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