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

99 lines
2.6 KiB
C++

/*
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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
*/
#pragma once
namespace Ui {
class LabelSimple;
class FadeAnimation;
class IconButton;
} // namespace Ui
struct AudioPlaybackState;
namespace Media {
namespace Clip {
class Playback;
class VolumeController;
class Controller : public TWidget {
Q_OBJECT
public:
Controller(QWidget *parent);
void showAnimated();
void hideAnimated();
void updatePlayback(const AudioPlaybackState &playbackState);
void setInFullScreen(bool inFullScreen);
void grabStart() override;
void grabFinish() override;
~Controller();
signals:
void playPressed();
void pausePressed();
void seekProgress(TimeMs positionMs);
void seekFinished(TimeMs positionMs);
void volumeChanged(float64 volume);
void toFullScreenPressed();
void fromFullScreenPressed();
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 updatePlayPauseResumeState(const AudioPlaybackState &playbackState);
void updateTimeTexts(const AudioPlaybackState &playbackState);
void refreshTimeTexts();
bool _showPause = false;
QString _timeAlready, _timeLeft;
TimeMs _seekPositionMs = -1;
TimeMs _lastDurationMs = 0;
ChildWidget<Ui::IconButton> _playPauseResume;
ChildWidget<Playback> _playback;
ChildWidget<VolumeController> _volumeController;
ChildWidget<Ui::IconButton> _fullScreenToggle;
ChildWidget<Ui::LabelSimple> _playedAlready;
ChildWidget<Ui::LabelSimple> _toPlayLeft;
std_::unique_ptr<Ui::FadeAnimation> _fadeAnimation;
};
} // namespace Clip
} // namespace Media