156 lines
3.8 KiB
C++
156 lines
3.8 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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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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class MediaView : public TWidget, public RPCSender, public Animated {
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Q_OBJECT
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public:
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MediaView();
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void paintEvent(QPaintEvent *e);
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void keyPressEvent(QKeyEvent *e);
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void mousePressEvent(QMouseEvent *e);
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void mouseMoveEvent(QMouseEvent *e);
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void mouseReleaseEvent(QMouseEvent *e);
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void contextMenuEvent(QContextMenuEvent *e);
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void touchEvent(QTouchEvent *e);
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bool event(QEvent *e);
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void hide();
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void updateOver(const 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, QPixmap pix, HistoryItem *context);
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void moveToScreen();
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void moveToPhoto(int32 delta);
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void preloadPhotos(int32 delta);
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void mediaOverviewUpdated(PeerData *peer);
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void changingMsgId(HistoryItem *row, MsgId newId);
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void updateControls();
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bool animStep(float64 dt);
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void showSaveMsgFile();
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~MediaView();
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public slots:
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void onClose();
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void onSave();
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void onDownload();
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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 onCheckActive();
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void onTouchTimer();
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void updateImage();
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private:
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void showPhoto(PhotoData *photo);
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void loadPhotosBack();
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void photosLoaded(History *h, const MTPmessages_Messages &msgs, mtpRequestId req);
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void userPhotosLoaded(UserData *u, const MTPphotos_Photos &photos, mtpRequestId req);
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void updateHeader();
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void updatePolaroid();
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void snapXY();
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QBrush _transparentBrush;
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QTimer _timer;
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PhotoData *_photo;
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DocumentData *_doc;
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QRect _avail, _leftNav, _rightNav, _bottomBar, _nameNav, _dateNav, _polaroidOut, _polaroidIn;
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int32 _availBottom;
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bool _leftNavVisible, _rightNavVisible;
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QString _dateText;
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uint64 _animStarted;
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int32 _maxWidth, _maxHeight, _width, _x, _y, _w, _h, _xStart, _yStart;
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int32 _zoom; // < 0 - out, 0 - none, > 0 - in
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float64 _zoomToScreen; // for documents
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QPoint _mStart;
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bool _pressed;
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int32 _dragging;
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QPixmap _current;
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int32 _full; // -1 - thumb, 0 - medium, 1 - full
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History *_history; // if conversation photos overview
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PeerData *_peer;
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UserData *_user, *_from; // if user profile photos overview
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Text _fromName;
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int32 _index; // index in photos array, -1 if just photo
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MsgId _msgid; // msgId of current photo
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QString _header;
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mtpRequestId _loadRequest;
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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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OverName,
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OverDate
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};
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OverState _over, _down;
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QPoint _lastAction;
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IconedButton _close, _save, _forward, _delete, _overview;
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ContextMenu *_menu;
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bool _receiveMouse;
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bool _touchPress, _touchMove, _touchRightButton;
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QTimer _touchTimer;
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QPoint _touchStart;
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QString _saveMsgFilename;
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uint64 _saveMsgStarted;
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anim::fvalue _saveMsgOpacity;
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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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bool updateOverState(OverState newState);
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float64 overLevel(OverState control);
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QColor overColor(const QColor &a, float64 ca, const QColor &b, float64 cb);
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};
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