345 lines
9.3 KiB
C++
345 lines
9.3 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) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "ui/widgets/dropdown_menu.h"
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#include "ui/effects/radial_animation.h"
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namespace Media {
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namespace Clip {
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class Controller;
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} // namespace Clip
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} // namespace Media
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namespace Ui {
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class PopupMenu;
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} // namespace Ui
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struct AudioPlaybackState;
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class MediaView : public TWidget, private base::Subscriber, public RPCSender, public ClickHandlerHost {
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Q_OBJECT
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public:
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MediaView();
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void setVisible(bool visible) override;
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void updateOver(QPoint mpos);
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void showPhoto(PhotoData *photo, HistoryItem *context);
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void showPhoto(PhotoData *photo, PeerData *context);
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void showDocument(DocumentData *doc, HistoryItem *context);
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void moveToScreen();
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bool moveToNext(int32 delta);
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void preloadData(int32 delta);
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void leaveToChildEvent(QEvent *e, QWidget *child) override { // e -- from enterEvent() of child TWidget
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updateOverState(OverNone);
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}
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void enterFromChildEvent(QEvent *e, QWidget *child) override { // e -- from leaveEvent() of child TWidget
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updateOver(mapFromGlobal(QCursor::pos()));
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}
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void mediaOverviewUpdated(PeerData *peer, MediaOverviewType type);
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void documentUpdated(DocumentData *doc);
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void changingMsgId(HistoryItem *row, MsgId newId);
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void showSaveMsgFile();
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void close();
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void activateControls();
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void onDocClick();
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void clipCallback(Media::Clip::Notification notification);
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PeerData *ui_getPeerForMouseAction();
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void clearData();
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~MediaView();
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// ClickHandlerHost interface
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void clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) override;
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void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override;
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private slots:
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void onHideControls(bool force = false);
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void onDropdownHidden();
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void onScreenResized(int screen);
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void onToMessage();
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void onSaveAs();
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void onDownload();
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void onSaveCancel();
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void onShowInFolder();
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void onForward();
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void onDelete();
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void onOverview();
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void onCopy();
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void onMenuDestroy(QObject *obj);
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void receiveMouse();
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void onDropdown();
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void onCheckActive();
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void onTouchTimer();
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void updateImage();
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protected:
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void paintEvent(QPaintEvent *e) override;
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void keyPressEvent(QKeyEvent *e) override;
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void wheelEvent(QWheelEvent *e) override;
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void mousePressEvent(QMouseEvent *e) override;
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void mouseDoubleClickEvent(QMouseEvent *e) override;
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void mouseMoveEvent(QMouseEvent *e) override;
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void mouseReleaseEvent(QMouseEvent *e) override;
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void contextMenuEvent(QContextMenuEvent *e) override;
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void touchEvent(QTouchEvent *e);
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bool event(QEvent *e) override;
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bool eventFilter(QObject *obj, QEvent *e) override;
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private slots:
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void onVideoPauseResume();
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void onVideoSeekProgress(int64 positionMs);
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void onVideoSeekFinished(int64 positionMs);
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void onVideoVolumeChanged(float64 volume);
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void onVideoToggleFullScreen();
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void onVideoPlayProgress(const AudioMsgId &audioId);
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private:
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void updateDocSize();
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void updateControls();
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void updateActions();
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void displayPhoto(PhotoData *photo, HistoryItem *item);
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void displayDocument(DocumentData *doc, HistoryItem *item);
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void displayFinished();
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void findCurrent();
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void loadBack();
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void generateTransparentBrush();
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void updateCursor();
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void setZoomLevel(int newZoom);
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void updateVideoPlaybackState(const AudioPlaybackState &state);
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void updateSilentVideoPlaybackState();
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void restartVideoAtSeekPosition(int64 positionMs);
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void createClipController();
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void setClipControllerGeometry();
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void initAnimation();
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void createClipReader();
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// Radial animation interface.
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float64 radialProgress() const;
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bool radialLoading() const;
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QRect radialRect() const;
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void radialStart();
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uint64 radialTimeShift() const;
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// Computes the last OverviewChatPhotos PhotoData* from _history or _migrated.
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struct LastChatPhoto {
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HistoryItem *item;
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PhotoData *photo;
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};
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LastChatPhoto computeLastOverviewChatPhoto();
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void computeAdditionalChatPhoto(PeerData *peer, PhotoData *lastOverviewPhoto);
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void userPhotosLoaded(UserData *u, const MTPphotos_Photos &photos, mtpRequestId req);
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void deletePhotosDone(const MTPVector<MTPlong> &result);
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bool deletePhotosFail(const RPCError &error);
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void updateHeader();
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void snapXY();
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void step_state(uint64 ms, bool timer);
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void step_radial(uint64 ms, bool timer);
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void zoomIn();
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void zoomOut();
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void zoomReset();
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void zoomUpdate(int32 &newZoom);
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void paintDocRadialLoading(Painter &p, bool radial, float64 radialOpacity);
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QBrush _transparentBrush;
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PhotoData *_photo = nullptr;
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DocumentData *_doc = nullptr;
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MediaOverviewType _overview = OverviewCount;
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QRect _closeNav, _closeNavIcon;
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QRect _leftNav, _leftNavIcon, _rightNav, _rightNavIcon;
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QRect _headerNav, _nameNav, _dateNav;
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QRect _saveNav, _saveNavIcon, _moreNav, _moreNavIcon;
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bool _leftNavVisible = false;
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bool _rightNavVisible = false;
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bool _saveVisible = false;
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bool _headerHasLink = false;
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QString _dateText;
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QString _headerText;
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ChildWidget<Media::Clip::Controller> _clipController = { nullptr };
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DocumentData *_autoplayVideoDocument = nullptr;
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bool _fullScreenVideo = false;
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int _fullScreenZoomCache = 0;
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Text _caption;
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QRect _captionRect;
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uint64 _animStarted;
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int _width = 0;
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int _x = 0, _y = 0, _w = 0, _h = 0;
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int _xStart = 0, _yStart = 0;
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int _zoom = 0; // < 0 - out, 0 - none, > 0 - in
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float64 _zoomToScreen = 0.; // for documents
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QPoint _mStart;
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bool _pressed = false;
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int32 _dragging = 0;
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QPixmap _current;
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std_::unique_ptr<Media::Clip::Reader> _gif;
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int32 _full = -1; // -1 - thumb, 0 - medium, 1 - full
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// Video without audio stream playback information.
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bool _videoIsSilent = false;
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bool _videoPaused = false;
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bool _videoStopped = false;
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int64 _videoPositionMs = 0;
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int64 _videoDurationMs = 0;
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int32 _videoFrequencyMs = 1000; // 1000 ms per second.
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bool fileShown() const;
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bool gifShown() const;
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void stopGif();
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const style::icon *_docIcon = nullptr;
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style::color _docIconColor;
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QString _docName, _docSize, _docExt;
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int _docNameWidth = 0, _docSizeWidth = 0, _docExtWidth = 0;
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QRect _docRect, _docIconRect;
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int _docThumbx = 0, _docThumby = 0, _docThumbw = 0;
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LinkButton _docDownload, _docSaveAs, _docCancel;
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QRect _photoRadialRect;
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Ui::RadialAnimation _radial;
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History *_migrated = nullptr;
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History *_history = nullptr; // if conversation photos or files overview
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PeerData *_peer = nullptr;
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UserData *_user = nullptr; // if user profile photos overview
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// There can be additional first photo in chat photos overview, that is not
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// in the _history->overview[OverviewChatPhotos] (if the item was deleted).
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PhotoData *_additionalChatPhoto = nullptr;
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// We save the information about the reason of the current mediaview show:
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// did we open a peer profile photo or a photo from some message.
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// We use it when trying to delete a photo: if we've opened a peer photo,
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// then we'll delete group photo instead of the corresponding message.
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bool _firstOpenedPeerPhoto = false;
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PeerData *_from = nullptr;
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Text _fromName;
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int _index = -1; // index in photos or files array, -1 if just photo
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MsgId _msgid = 0; // msgId of current photo or file
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bool _msgmigrated = false; // msgId is from _migrated history
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ChannelId _channel = NoChannel;
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bool _canForward = false;
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bool _canDelete = false;
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mtpRequestId _loadRequest = 0;
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enum OverState {
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OverNone,
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OverLeftNav,
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OverRightNav,
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OverClose,
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OverHeader,
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OverName,
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OverDate,
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OverSave,
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OverMore,
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OverIcon,
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OverVideo,
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};
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OverState _over = OverNone;
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OverState _down = OverNone;
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QPoint _lastAction, _lastMouseMovePos;
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bool _ignoringDropdown = false;
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Animation _a_state;
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enum ControlsState {
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ControlsShowing,
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ControlsShown,
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ControlsHiding,
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ControlsHidden,
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};
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ControlsState _controlsState = ControlsShown;
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uint64 _controlsAnimStarted = 0;
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QTimer _controlsHideTimer;
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anim::fvalue a_cOpacity;
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bool _mousePressed = false;
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Ui::PopupMenu *_menu = nullptr;
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ChildWidget<Ui::DropdownMenu> _dropdown;
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struct ActionData {
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QString text;
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const char *member;
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};
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QList<ActionData> _actions;
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bool _receiveMouse = true;
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bool _touchPress = false, _touchMove = false, _touchRightButton = false;
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QTimer _touchTimer;
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QPoint _touchStart;
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QPoint _accumScroll;
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QString _saveMsgFilename;
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uint64 _saveMsgStarted = 0;
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anim::fvalue _saveMsgOpacity = { 0 };
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QRect _saveMsg;
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QTimer _saveMsgUpdater;
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Text _saveMsgText;
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typedef QMap<OverState, uint64> Showing;
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Showing _animations;
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typedef QMap<OverState, anim::fvalue> ShowingOpacities;
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ShowingOpacities _animOpacities;
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int _verticalWheelDelta = 0;
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void updateOverRect(OverState state);
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bool updateOverState(OverState newState);
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float64 overLevel(OverState control) const;
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};
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