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

247 lines
6.5 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 "media/streaming/media_streaming_instance.h"
#include "ui/effects/animations.h"
#include "ui/round_rect.h"
#include "ui/rp_widget.h"
#include <QtCore/QPointer>
namespace Data {
class DocumentMedia;
} // namespace Data
namespace Ui {
class IconButton;
template <typename Widget>
class FadeWrap;
} // namespace Ui
namespace Media {
namespace Player {
struct TrackState;
} // namespace Player
namespace View {
class PlaybackProgress;
[[nodiscard]] QRect RotatedRect(QRect rect, int rotation);
[[nodiscard]] bool UsePainterRotation(int rotation);
[[nodiscard]] QSize FlipSizeByRotation(QSize size, int rotation);
[[nodiscard]] QImage RotateFrameImage(QImage image, int rotation);
#if defined Q_OS_MAC && !defined OS_MAC_OLD
#define USE_OPENGL_OVERLAY_WIDGET
#endif // Q_OS_MAC && !OS_MAC_OLD
#ifdef USE_OPENGL_OVERLAY_WIDGET
using PipParent = Ui::RpWidgetWrap<QOpenGLWidget>;
#else // USE_OPENGL_OVERLAY_WIDGET
using PipParent = Ui::RpWidget;
#endif // USE_OPENGL_OVERLAY_WIDGET
class PipPanel final : public PipParent {
public:
struct Position {
RectParts attached = RectPart(0);
RectParts snapped = RectPart(0);
QRect geometry;
QRect screen;
};
using FrameRequest = Streaming::FrameRequest;
PipPanel(
QWidget *parent,
Fn<void(QPainter&, FrameRequest)> paint);
void setAspectRatio(QSize ratio);
[[nodiscard]] Position countPosition() const;
void setPosition(Position position);
[[nodiscard]] QRect inner() const;
[[nodiscard]] RectParts attached() const;
void setDragDisabled(bool disabled);
[[nodiscard]] bool dragging() const;
[[nodiscard]] rpl::producer<> saveGeometryRequests() const;
protected:
void paintEvent(QPaintEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
private:
void setPositionDefault();
void setPositionOnScreen(Position position, QRect available);
QScreen *myScreen() const;
void processDrag(QPoint point);
void finishDrag(QPoint point);
void updatePositionAnimated();
void updateOverState(QPoint point);
void moveAnimated(QPoint to);
void updateDecorations();
QPointer<QWidget> _parent;
Fn<void(QPainter&, FrameRequest)> _paint;
RectParts _attached = RectParts();
RectParts _snapped = RectParts();
QSize _ratio;
bool _useTransparency = true;
bool _dragDisabled = false;
style::margins _padding;
RectPart _overState = RectPart();
std::optional<RectPart> _pressState;
QPoint _pressPoint;
QRect _dragStartGeometry;
std::optional<RectPart> _dragState;
rpl::event_stream<> _saveGeometryRequests;
QPoint _positionAnimationFrom;
QPoint _positionAnimationTo;
Ui::Animations::Simple _positionAnimation;
};
class Pip final {
public:
class Delegate {
public:
virtual void pipSaveGeometry(QByteArray geometry) = 0;
[[nodiscard]] virtual QByteArray pipLoadGeometry() = 0;
[[nodiscard]] virtual float64 pipPlaybackSpeed() = 0;
[[nodiscard]] virtual QWidget *pipParentWidget() = 0;
};
Pip(
not_null<Delegate*> delegate,
not_null<DocumentData*> data,
FullMsgId contextId,
std::shared_ptr<Streaming::Document> shared,
FnMut<void()> closeAndContinue,
FnMut<void()> destroy);
~Pip();
private:
enum class OverState {
None,
Close,
Enlarge,
Playback,
Other,
};
enum class ThumbState {
Empty,
Inline,
Thumb,
Good,
Cover,
};
struct Button {
QRect area;
QRect icon;
OverState state = OverState::None;
Ui::Animations::Simple active;
};
using FrameRequest = Streaming::FrameRequest;
void setupPanel();
void setupButtons();
void setupStreaming();
void paint(QPainter &p, FrameRequest request);
void playbackPauseResume();
void waitingAnimationCallback();
void handleStreamingUpdate(Streaming::Update &&update);
void handleStreamingError(Streaming::Error &&error);
void saveGeometry();
void updatePlaybackState();
void updatePlayPauseResumeState(const Player::TrackState &state);
void restartAtSeekPosition(crl::time position);
[[nodiscard]] bool canUseVideoFrame() const;
[[nodiscard]] QImage videoFrame(const FrameRequest &request) const;
[[nodiscard]] QImage videoFrameForDirectPaint(
const FrameRequest &request) const;
[[nodiscard]] OverState computeState(QPoint position) const;
void setOverState(OverState state);
void setPressedState(std::optional<OverState> state);
[[nodiscard]] OverState activeState() const;
[[nodiscard]] float64 activeValue(const Button &button) const;
void updateActiveState(OverState was);
void updatePlaybackTexts(int64 position, int64 length, int64 frequency);
void handleMouseMove(QPoint position);
void handleMousePress(QPoint position, Qt::MouseButton button);
void handleMouseRelease(QPoint position, Qt::MouseButton button);
void handleDoubleClick(Qt::MouseButton button);
void handleLeave();
void handleClose();
void paintControls(QPainter &p) const;
void paintFade(QPainter &p) const;
void paintButtons(QPainter &p) const;
void paintPlayback(QPainter &p) const;
void paintPlaybackTexts(QPainter &p) const;
void paintRadialLoading(QPainter &p) const;
void paintRadialLoadingContent(QPainter &p, const QRect &inner) const;
[[nodiscard]] QRect countRadialRect() const;
void seekUpdate(QPoint position);
void seekProgress(float64 value);
void seekFinish(float64 value);
const not_null<Delegate*> _delegate;
not_null<DocumentData*> _data;
FullMsgId _contextId;
Streaming::Instance _instance;
PipPanel _panel;
QSize _size;
std::unique_ptr<PlaybackProgress> _playbackProgress;
std::shared_ptr<Data::DocumentMedia> _dataMedia;
bool _showPause = false;
bool _startPaused = false;
bool _pausedBySeek = false;
QString _timeAlready, _timeLeft;
int _timeLeftWidth = 0;
int _rotation = 0;
crl::time _seekPositionMs = -1;
crl::time _lastDurationMs = 0;
OverState _over = OverState::None;
std::optional<OverState> _pressed;
std::optional<OverState> _lastHandledPress;
Button _close;
Button _enlarge;
Button _playback;
Button _play;
Ui::Animations::Simple _controlsShown;
Ui::RoundRect _roundRect;
FnMut<void()> _closeAndContinue;
FnMut<void()> _destroy;
#ifdef USE_OPENGL_OVERLAY_WIDGET
mutable QImage _frameForDirectPaint;
mutable QImage _radialCache;
#endif // USE_OPENGL_OVERLAY_WIDGET
mutable QImage _preparedCoverStorage;
mutable FrameRequest _preparedCoverRequest;
mutable ThumbState _preparedCoverState;
};
} // namespace View
} // namespace Media