tdesktop/Telegram/SourceFiles/media/view/media_view_playback_controls.h

102 lines
2.8 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include "ui/rp_widget.h"
namespace Ui {
class LabelSimple;
class FadeAnimation;
class IconButton;
class MediaSlider;
} // namespace Ui
namespace Media {
namespace Player {
struct TrackState;
} // namespace Player
namespace View {
class PlaybackProgress;
class PlaybackControls : public Ui::RpWidget {
public:
class Delegate {
public:
virtual void playbackControlsPlay() = 0;
virtual void playbackControlsPause() = 0;
virtual void playbackControlsSeekProgress(crl::time position) = 0;
virtual void playbackControlsSeekFinished(crl::time position) = 0;
virtual void playbackControlsVolumeChanged(float64 volume) = 0;
[[nodiscard]] virtual float64 playbackControlsCurrentVolume() = 0;
virtual void playbackControlsToFullScreen() = 0;
virtual void playbackControlsFromFullScreen() = 0;
};
PlaybackControls(QWidget *parent, not_null<Delegate*> delegate);
void showAnimated();
void hideAnimated();
void updatePlayback(const Player::TrackState &state);
void setLoadingProgress(int ready, int total);
void setInFullScreen(bool inFullScreen);
~PlaybackControls();
protected:
void resizeEvent(QResizeEvent *e) override;
void paintEvent(QPaintEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
private:
void handleSeekProgress(float64 progress);
void handleSeekFinished(float64 progress);
template <typename Callback>
void startFading(Callback start);
void fadeFinished();
void fadeUpdated(float64 opacity);
void refreshFadeCache();
[[nodiscard]] float64 countDownloadedTillPercent(
const Player::TrackState &state) const;
void updatePlayPauseResumeState(const Player::TrackState &state);
void updateTimeTexts(const Player::TrackState &state);
void refreshTimeTexts();
not_null<Delegate*> _delegate;
bool _inFullScreen = false;
bool _showPause = false;
bool _childrenHidden = false;
QString _timeAlready, _timeLeft;
crl::time _seekPositionMs = -1;
crl::time _lastDurationMs = 0;
int _loadingReady = 0;
int _loadingTotal = 0;
int _loadingPercent = 0;
object_ptr<Ui::IconButton> _playPauseResume;
object_ptr<Ui::MediaSlider> _playbackSlider;
std::unique_ptr<PlaybackProgress> _playbackProgress;
std::unique_ptr<PlaybackProgress> _receivedTillProgress;
object_ptr<Ui::MediaSlider> _volumeController;
object_ptr<Ui::IconButton> _fullScreenToggle;
object_ptr<Ui::LabelSimple> _playedAlready;
object_ptr<Ui::LabelSimple> _toPlayLeft;
object_ptr<Ui::LabelSimple> _downloadProgress = { nullptr };
std::unique_ptr<Ui::FadeAnimation> _fadeAnimation;
};
} // namespace View
} // namespace Media