tdesktop/Telegram/SourceFiles/playerwidget.h

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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) 2014-2016 John Preston, https://desktop.telegram.org
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*/
#pragma once
#include "media/media_audio.h"
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class PlayerWidget : public TWidget {
Q_OBJECT
public:
PlayerWidget(QWidget *parent);
void paintEvent(QPaintEvent *e);
void mousePressEvent(QMouseEvent *e);
void mouseMoveEvent(QMouseEvent *e);
void leaveEvent(QEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void resizeEvent(QResizeEvent *e);
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void playPressed();
void pausePressed();
void playPausePressed();
void prevPressed();
void nextPressed();
void stopPressed();
void closePressed();
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void step_progress(float64 ms, bool timer);
void step_state(uint64 ms, bool timer);
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void updateState(AudioMsgId playing, AudioPlaybackState playbackState);
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void updateState();
void clearSelection();
void mediaOverviewUpdated(PeerData *peer, MediaOverviewType type);
bool seekingSong(const AudioMsgId &song) const;
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void openPlayer();
bool isOpened() const;
void closePlayer();
void showPlayer();
void hidePlayer();
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signals:
void playerSongChanged(const FullMsgId &msgId);
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private:
// Use startPlayer()/stopPlayer() or showPlayer()/hidePlayer() instead.
void show();
void hide();
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enum OverState {
OverNone = 0,
OverPrev,
OverPlay,
OverNext,
OverClose,
OverVolume,
OverFull,
OverRepeat,
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OverPlayback,
OverStateCount
};
void updateDownTime();
void updateOverState(OverState newState);
void updateOverRect(OverState state);
void updateControls();
void findCurrent();
void preloadNext();
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void startPlay(const FullMsgId &msgId);
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QPoint _lastMousePos;
void updateSelected();
bool _playerOpened = false;
bool _prevAvailable = false;
bool _nextAvailable = false;
bool _fullAvailable = false;
OverState _over = OverNone;
OverState _down = OverNone;
int32 _downCoord = 0;
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int64 _downDuration;
int32 _downFrequency = AudioVoiceMsgFrequency;
float64 _downProgress = 0.;
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float64 _stateHovers[OverStateCount];
typedef QMap<int32, uint64> StateAnimations;
StateAnimations _stateAnimations;
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Animation _a_state;
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AudioMsgId _song;
bool _msgmigrated = false;
int32 _index = -1;
History *_migrated = nullptr;
History *_history = nullptr;
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QRect _playRect, _prevRect, _nextRect, _playbackRect;
QRect _closeRect, _volumeRect, _fullRect, _repeatRect, _infoRect;
int32 _timeWidth = 0;
bool _repeat = false;
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QString _time;
Text _name;
bool _showPause = false;
int64 _position = 0;
int64 _duration = 0;
int32 _loaded = 0;
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anim::fvalue a_progress = { 0., 0. };
anim::fvalue a_loadProgress = { 0., 0. };
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Animation _a_progress;
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};