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tdesktop/Telegram/SourceFiles/mediaview.cpp

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/*
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.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014 John Preston, https://desktop.telegram.org
*/
#include "stdafx.h"
#include "lang.h"
#include "mediaview.h"
#include "mainwidget.h"
#include "window.h"
#include "application.h"
#include "gui/filedialog.h"
namespace {
class SaveMsgLink : public ITextLink {
public:
SaveMsgLink(MediaView *view) : _view(view) {
}
void onClick(Qt::MouseButton button) const {
if (button == Qt::LeftButton) {
_view->showSaveMsgFile();
}
}
private:
MediaView *_view;
};
}
MediaView::MediaView() : TWidget(App::wnd()),
_photo(0), _doc(0), _overview(OverviewCount),
_leftNavVisible(false), _rightNavVisible(false), _saveVisible(false), _headerHasLink(false), _animStarted(getms()),
_width(0), _x(0), _y(0), _w(0), _h(0), _xStart(0), _yStart(0),
_zoom(0), _zoomToScreen(0), _pressed(false), _dragging(0), _full(-1),
_docNameWidth(0), _docSizeWidth(0),
_docThumbx(0), _docThumby(0), _docThumbw(0),
_docRadialFirst(0), _docRadialStart(0), _docRadialLast(0), _docRadialOpacity(1), a_docRadialStart(0, 1),
_docDownload(this, lang(lng_media_download), st::mvDocLink),
_docSaveAs(this, lang(lng_mediaview_save_as), st::mvDocLink),
_docCancel(this, lang(lng_cancel), st::mvDocLink),
_history(0), _peer(0), _user(0), _from(0), _index(-1), _msgid(0),
_loadRequest(0), _over(OverNone), _down(OverNone), _lastAction(-st::mvDeltaFromLastAction, -st::mvDeltaFromLastAction), _ignoringDropdown(false),
_controlsState(ControlsShown), _controlsAnimStarted(0),
_menu(0), _dropdown(this, st::mvDropdown), _receiveMouse(true), _touchPress(false), _touchMove(false), _touchRightButton(false),
_saveMsgStarted(0), _saveMsgOpacity(0)
{
TextCustomTagsMap custom;
custom.insert(QChar('c'), qMakePair(textcmdStartLink(1), textcmdStopLink()));
_saveMsgText.setRichText(st::medviewSaveMsgFont, lang(lng_mediaview_saved), _textDlgOptions, custom);
_saveMsg = QRect(0, 0, _saveMsgText.maxWidth() + st::medviewSaveMsgPadding.left() + st::medviewSaveMsgPadding.right(), st::medviewSaveMsgFont->height + st::medviewSaveMsgPadding.top() + st::medviewSaveMsgPadding.bottom());
_saveMsgText.setLink(1, TextLinkPtr(new SaveMsgLink(this)));
_transparentBrush = QBrush(App::sprite().copy(st::mvTransparentBrush));
_docRadialPen = QPen(st::white->p);
_docRadialPen.setWidth(st::radialLine);
setWindowFlags(Qt::FramelessWindowHint | Qt::BypassWindowManagerHint | Qt::Tool | Qt::NoDropShadowWindowHint);
moveToScreen();
setAttribute(Qt::WA_NoSystemBackground, true);
setAttribute(Qt::WA_TranslucentBackground, true);
setMouseTracking(true);
hide();
createWinId();
_saveMsgUpdater.setSingleShot(true);
connect(&_saveMsgUpdater, SIGNAL(timeout()), this, SLOT(updateImage()));
connect(App::wnd()->windowHandle(), SIGNAL(activeChanged()), this, SLOT(onCheckActive()));
setAttribute(Qt::WA_AcceptTouchEvents);
_touchTimer.setSingleShot(true);
connect(&_touchTimer, SIGNAL(timeout()), this, SLOT(onTouchTimer()));
connect(&_currentGif, SIGNAL(updated()), this, SLOT(onGifUpdated()));
_btns.push_back(_btnSaveCancel = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_cancel))));
connect(_btnSaveCancel, SIGNAL(clicked()), this, SLOT(onSaveCancel()));
_btns.push_back(_btnToMessage = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_context_to_msg))));
connect(_btnToMessage, SIGNAL(clicked()), this, SLOT(onToMessage()));
_btns.push_back(_btnShowInFolder = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(cPlatform() == dbipMac ? lng_context_show_in_finder : lng_context_show_in_folder))));
connect(_btnShowInFolder, SIGNAL(clicked()), this, SLOT(onShowInFolder()));
_btns.push_back(_btnCopy = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_mediaview_copy))));
connect(_btnCopy, SIGNAL(clicked()), this, SLOT(onCopy()));
_btns.push_back(_btnForward = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_mediaview_forward))));
connect(_btnForward, SIGNAL(clicked()), this, SLOT(onForward()));
_btns.push_back(_btnDelete = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_mediaview_delete))));
connect(_btnDelete, SIGNAL(clicked()), this, SLOT(onDelete()));
_btns.push_back(_btnSaveAs = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_mediaview_save_as))));
connect(_btnSaveAs, SIGNAL(clicked()), this, SLOT(onSaveAs()));
_btns.push_back(_btnViewAll = _dropdown.addButton(new IconedButton(this, st::mvButton, lang(lng_mediaview_photos_all))));
connect(_btnViewAll, SIGNAL(clicked()), this, SLOT(onOverview()));
_dropdown.hide();
connect(&_dropdown, SIGNAL(hiding()), this, SLOT(onDropdownHiding()));
_controlsHideTimer.setSingleShot(true);
connect(&_controlsHideTimer, SIGNAL(timeout()), this, SLOT(onHideControls()));
connect(&_docDownload, SIGNAL(clicked()), this, SLOT(onDownload()));
connect(&_docSaveAs, SIGNAL(clicked()), this, SLOT(onSaveAs()));
connect(&_docCancel, SIGNAL(clicked()), this, SLOT(onSaveCancel()));
}
void MediaView::moveToScreen() {
QPoint wndCenter(App::wnd()->x() + App::wnd()->width() / 2, App::wnd()->y() + App::wnd()->height() / 2);
QRect avail = App::app() ? App::app()->desktop()->screenGeometry(wndCenter) : QDesktopWidget().screenGeometry(wndCenter);
if (avail != geometry()) {
setGeometry(avail);
}
int32 navSkip = 2 * st::mvControlMargin + st::mvControlSize;
_closeNav = rtlrect(width() - st::mvControlMargin - st::mvControlSize, st::mvControlMargin, st::mvControlSize, st::mvControlSize, width());
_closeNavIcon = centersprite(_closeNav, st::mvClose);
_leftNav = rtlrect(st::mvControlMargin, navSkip, st::mvControlSize, height() - 2 * navSkip, width());
_leftNavIcon = centersprite(_leftNav, st::mvLeft);
_rightNav = rtlrect(width() - st::mvControlMargin - st::mvControlSize, navSkip, st::mvControlSize, height() - 2 * navSkip, width());
_rightNavIcon = centersprite(_rightNav, st::mvRight);
_saveMsg.moveTo((width() - _saveMsg.width()) / 2, (height() - _saveMsg.height()) / 2);
}
void MediaView::mediaOverviewUpdated(PeerData *peer) {
if (!_photo && !_doc) return;
if (_history && _history->peer == peer) {
_index = -1;
for (int i = 0, l = _history->_overview[_overview].size(); i < l; ++i) {
if (_history->_overview[_overview].at(i) == _msgid) {
_index = i;
break;
}
}
updateControls();
preloadData(0);
} else if (_user == peer) {
if (!_photo) return;
_index = -1;
for (int i = 0, l = _user->photos.size(); i < l; ++i) {
if (_user->photos.at(i) == _photo) {
_index = i;
break;
}
}
updateControls();
preloadData(0);
}
}
void MediaView::documentUpdated(DocumentData *doc) {
if (_doc && _doc == doc && _current.isNull() && _currentGif.isNull()) {
if ((_doc->loader && _docCancel.isHidden()) || (!_doc->loader && !_docCancel.isHidden())) {
updateControls();
} else if (_doc->loader) {
updateDocSize();
update(_docRect);
}
}
}
void MediaView::onGifUpdated() {
_currentGif.frames[_currentGif.frame].setDevicePixelRatio(cRetinaFactor());
update(_x, _y, _w, _h);
}
void MediaView::changingMsgId(HistoryItem *row, MsgId newId) {
if (row->id == _msgid) {
_msgid = newId;
}
mediaOverviewUpdated(row->history()->peer);
}
void MediaView::updateDocSize() {
if (!_doc || !_current.isNull() || !_currentGif.isNull()) return;
if (_doc->loader) {
quint64 ready = _doc->loader->currentOffset(), total = _doc->size;
QString readyStr, totalStr, mb;
if (total >= 1024 * 1024) { // more than 1 mb
qint64 readyTenthMb = (ready * 10 / (1024 * 1024)), totalTenthMb = (total * 10 / (1024 * 1024));
readyStr = QString::number(readyTenthMb / 10) + '.' + QString::number(readyTenthMb % 10);
totalStr = QString::number(totalTenthMb / 10) + '.' + QString::number(totalTenthMb % 10);
mb = qsl("MB");
} else {
qint64 readyKb = (ready / 1024), totalKb = (total / 1024);
readyStr = QString::number(readyKb);
totalStr = QString::number(totalKb);
mb = qsl("KB");
}
_docSize = lng_media_save_progress(lt_ready, readyStr, lt_total, totalStr, lt_mb, mb);
} else {
_docSize = formatSizeText(_doc->size);
}
_docSizeWidth = st::mvFont->m.width(_docSize);
int32 maxw = st::mvDocSize.width() - st::mvDocBlue.pxWidth() - st::mvDocPadding * 3;
if (_docSizeWidth > maxw) {
_docSize = st::mvFont->m.elidedText(_docSize, Qt::ElideRight, maxw);
_docSizeWidth = st::mvFont->m.width(_docSize);
}
}
void MediaView::updateControls() {
if (!_photo && !_doc) return;
if (_doc && _current.isNull() && _currentGif.isNull()) {
if (_doc->loader) {
_docDownload.hide();
_docSaveAs.hide();
_docCancel.moveToLeft(_docRect.x() + 2 * st::mvDocPadding + st::mvDocBlue.pxWidth(), _docRect.y() + st::mvDocPadding + st::mvDocLinksTop, width());
_docCancel.show();
if (!_docRadialFirst) _docRadialFirst = _docRadialLast = _docRadialStart = getms();
if (!animating()) anim::start(this);
anim::step(this);
} else {
if (_doc->already(true).isEmpty()) {
_docDownload.moveToLeft(_docRect.x() + 2 * st::mvDocPadding + st::mvDocBlue.pxWidth(), _docRect.y() + st::mvDocPadding + st::mvDocLinksTop, width());
_docDownload.show();
_docSaveAs.moveToLeft(_docRect.x() + 2.5 * st::mvDocPadding + st::mvDocBlue.pxWidth() + _docDownload.width(), _docRect.y() + st::mvDocPadding + st::mvDocLinksTop, width());
_docSaveAs.show();
_docCancel.hide();
} else {
_docDownload.hide();
_docSaveAs.moveToLeft(_docRect.x() + 2 * st::mvDocPadding + st::mvDocBlue.pxWidth(), _docRect.y() + st::mvDocPadding + st::mvDocLinksTop, width());
_docSaveAs.show();
_docCancel.hide();
}
}
updateDocSize();
} else {
_docDownload.hide();
_docSaveAs.hide();
_docCancel.hide();
}
_saveVisible = ((_photo && _photo->full->loaded()) || (_doc && (!_doc->already(true).isEmpty() || (_current.isNull() && _currentGif.isNull()))));
_saveNav = rtlrect(width() - st::mvIconSize.width() * 2, height() - st::mvIconSize.height(), st::mvIconSize.width(), st::mvIconSize.height(), width());
_saveNavIcon = centersprite(_saveNav, st::mvSave);
_moreNav = rtlrect(width() - st::mvIconSize.width(), height() - st::mvIconSize.height(), st::mvIconSize.width(), st::mvIconSize.height(), width());
_moreNavIcon = centersprite(_moreNav, st::mvMore);
QDateTime d(date(_photo ? _photo->date : _doc->date)), dNow(date(unixtime()));
if (d.date() == dNow.date()) {
_dateText = lng_mediaview_today(lt_time, d.time().toString(cTimeFormat()));
} else if (d.date().addDays(1) == dNow.date()) {
_dateText = lng_mediaview_yesterday(lt_time, d.time().toString(cTimeFormat()));
} else {
_dateText = lng_mediaview_date_time(lt_date, d.date().toString(qsl("dd.MM.yy")), lt_time, d.time().toString(cTimeFormat()));
}
if (_from) {
_fromName.setText(st::mvFont, _from->name);
_nameNav = rtlrect(st::mvTextLeft, height() - st::mvTextTop, qMin(_fromName.maxWidth(), width() / 3), st::mvFont->height, width());
_dateNav = rtlrect(st::mvTextLeft + _nameNav.width() + st::mvTextSkip, height() - st::mvTextTop, st::mvFont->m.width(_dateText), st::mvFont->height, width());
} else {
_nameNav = QRect();
_dateNav = rtlrect(st::mvTextLeft, height() - st::mvTextTop, st::mvFont->m.width(_dateText), st::mvFont->height, width());
}
updateHeader();
if (_photo) {
_leftNavVisible = (_index > 0) || (_index == 0 && _history && _history->_overview[_overview].size() < _history->_overviewCount[_overview]);
_rightNavVisible = (_index >= 0) && (
(_history && _index + 1 < _history->_overview[_overview].size()) ||
(_user && (_index + 1 < _user->photos.size() || _index + 1 < _user->photosCount)));
} else if (_doc) {
_leftNavVisible = (_index > 0) || (_index == 0 && _history && _history->_overview[_overview].size() < _history->_overviewCount[_overview]);
_rightNavVisible = (_index >= 0) && _history && (_index + 1 < _history->_overview[_overview].size());
} else {
_leftNavVisible = _rightNavVisible = false;
}
updateOver(mapFromGlobal(QCursor::pos()));
update();
}
void MediaView::updateDropdown() {
_btnSaveCancel->setVisible(_doc && _doc->loader);
_btnToMessage->setVisible(_msgid > 0);
_btnShowInFolder->setVisible(_doc && !_doc->already(true).isEmpty());
_btnSaveAs->setVisible(true);
_btnCopy->setVisible((_doc && !_current.isNull()) || (_photo && _photo->full->loaded()));
_btnForward->setVisible(_msgid > 0);
_btnDelete->setVisible(_msgid > 0 || (App::self() && App::self()->photoId == _photo->id) || (_photo->chat && _photo->chat->photoId == _photo->id));
_btnViewAll->setVisible((_overview != OverviewCount) && _history);
_btnViewAll->setText(lang(_doc ? lng_mediaview_files_all : lng_mediaview_photos_all));
_dropdown.updateButtons();
_dropdown.moveToRight(0, height() - _dropdown.height(), width());
}
bool MediaView::animStep(float64 msp) {
bool result = false;
uint64 ms = getms();
for (Showing::iterator i = _animations.begin(); i != _animations.end();) {
int64 start = i.value();
switch (i.key()) {
case OverLeftNav: update(_leftNav); break;
case OverRightNav: update(_rightNav); break;
case OverName: update(_nameNav); break;
case OverDate: update(_dateNav); break;
case OverHeader: update(_headerNav); break;
case OverClose: update(_closeNav); break;
case OverSave: update(_saveNav); break;
case OverIcon: update(_docIconRect); break;
case OverMore: update(_moreNav); break;
default: break;
}
float64 dt = float64(ms - start) / st::mvFadeDuration;
if (dt >= 1) {
_animOpacities.remove(i.key());
i = _animations.erase(i);
} else {
_animOpacities[i.key()].update(dt, anim::linear);
++i;
}
}
if (_controlsState == ControlsShowing || _controlsState == ControlsHiding) {
float64 dt = float64(ms - _controlsAnimStarted) / (_controlsState == ControlsShowing ? st::mvShowDuration : st::mvHideDuration);
if (dt >= 1) {
a_cOpacity.finish();
_controlsState = (_controlsState == ControlsShowing ? ControlsShown : ControlsHidden);
setCursor(_controlsState == ControlsHidden ? Qt::BlankCursor : (_over == OverNone ? style::cur_default : style::cur_pointer));
LOG(("Finished with controls!"));
} else {
a_cOpacity.update(dt, anim::linear);
}
QRegion toUpdate = QRegion() + (_over == OverLeftNav ? _leftNav : _leftNavIcon) + (_over == OverRightNav ? _rightNav : _rightNavIcon) + (_over == OverClose ? _closeNav : _closeNavIcon) + _saveNavIcon + _moreNavIcon + _headerNav + _nameNav + _dateNav;
update(toUpdate);
if (dt < 1) result = true;
}
if (_doc && _docRadialStart > 0) {
float64 prg = _doc->loader ? qMax(_doc->loader->currentProgress(), 0.0001) : (_doc->status == FileFailed ? 0 : (_doc->already().isEmpty() ? 0 : 1));
if (prg != a_docRadial.to()) {
a_docRadial.start(prg);
_docRadialStart = _docRadialLast;
}
_docRadialLast = ms;
float64 dt = float64(ms - _docRadialStart), fulldt = float64(ms - _docRadialFirst);
_docRadialOpacity = qMin(fulldt / st::radialDuration, 1.);
if (_doc->loader) {
a_docRadial.update(1. - (st::radialDuration / (st::radialDuration + dt)), anim::linear);
result = true;
} else if (dt >= st::radialDuration) {
a_docRadial.update(1, anim::linear);
result = true;
_docRadialFirst = _docRadialLast = _docRadialStart = 0;
a_docRadial = anim::fvalue(0, 0);
if (!_doc->already().isEmpty() && _doc->size < MediaViewImageSizeLimit) {
QString fname(_doc->already(true));
QImageReader reader(fname);
if (reader.canRead()) {
displayDocument(_doc, App::histItemById(_msgid));
}
}
} else {
float64 r = dt / st::radialDuration;
a_docRadial.update(r, anim::linear);
result = true;
_docRadialOpacity *= 1 - r;
}
float64 fromstart = fulldt / st::radialPeriod;
a_docRadialStart.update(fromstart - qFloor(fromstart), anim::linear);
update(_docIconRect);
}
return result || !_animations.isEmpty();
}
MediaView::~MediaView() {
delete _menu;
}
void MediaView::showSaveMsgFile() {
psShowInFolder(_saveMsgFilename);
}
void MediaView::close() {
if (App::wnd()) App::wnd()->layerHidden();
}
void MediaView::activateControls() {
_controlsHideTimer.start(int(st::mvWaitHide));
if (_controlsState == ControlsHiding || _controlsState == ControlsHidden) {
LOG(("Showing controls.."));
_controlsState = ControlsShowing;
_controlsAnimStarted = getms();
a_cOpacity.start(1);
if (!animating()) anim::start(this);
}
}
void MediaView::onHideControls(bool force) {
if (!force && !_dropdown.isHidden()) return;
if (_controlsState == ControlsHiding || _controlsState == ControlsHidden) return;
LOG(("Hiding controls.."));
_controlsState = ControlsHiding;
_controlsAnimStarted = getms();
a_cOpacity.start(0);
if (!animating()) anim::start(this);
}
void MediaView::onDropdownHiding() {
setFocus();
_ignoringDropdown = true;
_lastMouseMovePos = mapFromGlobal(QCursor::pos());
updateOver(_lastMouseMovePos);
_ignoringDropdown = false;
if (!_controlsHideTimer.isActive()) {
onHideControls(true);
}
}
void MediaView::onToMessage() {
if (_menu) _menu->fastHide();
if (HistoryItem *item = _msgid ? App::histItemById(_msgid) : 0) {
if (App::wnd()) {
close();
if (App::main()) App::main()->showPeer(item->history()->peer->id, _msgid, false, true);
}
}
}
void MediaView::onSaveAs() {
QString file;
if (_doc) {
QString cur = _doc->already(true);
if (cur.isEmpty()) {
if (_current.isNull() && _currentGif.isNull()) {
DocumentSaveLink::doSave(_doc, true);
updateControls();
} else {
_saveVisible = false;
update(_saveNav);
}
updateOver(_lastMouseMovePos);
return;
}
QFileInfo alreadyInfo(cur);
QDir alreadyDir(alreadyInfo.dir());
QString name = alreadyInfo.fileName(), filter;
MimeType mimeType = mimeTypeForName(_doc->mime);
QStringList p = mimeType.globPatterns();
QString pattern = p.isEmpty() ? QString() : p.front();
if (name.isEmpty()) {
name = pattern.isEmpty() ? qsl(".unknown") : pattern.replace('*', QString());
}
if (pattern.isEmpty()) {
filter = qsl("All files (*.*)");
} else {
filter = mimeType.filterString() + qsl(";;All files (*.*)");
}
psBringToBack(this);
file = saveFileName(lang(lng_save_file), filter, qsl("doc"), name, true, alreadyDir);
psShowOverAll(this);
if (!file.isEmpty() && file != cur) {
QFile(cur).copy(file);
}
} else {
if (!_photo || !_photo->full->loaded()) return;
psBringToBack(this);
bool gotName = filedialogGetSaveFile(file, lang(lng_save_photo), qsl("JPEG Image (*.jpg);;All files (*.*)"), filedialogDefaultName(qsl("photo"), qsl(".jpg")));
psShowOverAll(this);
if (gotName) {
if (!file.isEmpty()) {
_photo->full->pix().toImage().save(file, "JPG");
}
}
}
}
void MediaView::onDocClick() {
QString fname = _doc->already(true);
if (fname.isEmpty()) {
if (_doc->loader) {
onSaveCancel();
} else {
onDownload();
}
} else {
psOpenFile(fname);
}
}
void MediaView::onDownload() {
if (cAskDownloadPath()) {
return onSaveAs();
}
QString path;
if (cDownloadPath().isEmpty()) {
path = psDownloadPath();
} else if (cDownloadPath() == qsl("tmp")) {
path = cTempDir();
} else {
path = cDownloadPath();
}
QString toName;
if (_doc) {
QString cur = _doc->already(true);
if (cur.isEmpty()) {
if (_current.isNull() && _currentGif.isNull()) {
DocumentSaveLink::doSave(_doc);
updateControls();
} else {
_saveVisible = false;
update(_saveNav);
}
updateOver(_lastMouseMovePos);
} else {
if (!QDir().exists(path)) QDir().mkpath(path);
toName = filedialogNextFilename(_doc->name, cur, path);
if (toName != cur && !QFile(cur).copy(toName)) {
toName = QString();
}
}
} else {
if (!_photo || !_photo->full->loaded()) {
_saveVisible = false;
update(_saveNav);
} else {
if (!QDir().exists(path)) QDir().mkpath(path);
toName = filedialogDefaultName(qsl("photo"), qsl(".jpg"), path);
if (!_photo->full->pix().toImage().save(toName, "JPG")) {
toName = QString();
}
}
}
if (!toName.isEmpty()) {
_saveMsgFilename = toName;
_saveMsgStarted = getms();
_saveMsgOpacity.start(1);
updateImage();
}
}
void MediaView::onSaveCancel() {
if (_doc && _doc->loader) {
_doc->loader->cancel();
}
}
void MediaView::onShowInFolder() {
if (!_doc) return;
QString already(_doc->already(true));
if (!already.isEmpty()) psShowInFolder(already);
}
void MediaView::onForward() {
HistoryItem *item = App::histItemById(_msgid);
if (!_msgid || !item) return;
if (App::wnd()) {
close();
if (App::main()) {
App::contextItem(item);
App::main()->forwardLayer();
}
}
}
void MediaView::onDelete() {
close();
if (!_msgid) {
if (App::self() && _photo && App::self()->photoId == _photo->id) {
App::app()->peerClearPhoto(App::self()->id);
} else if (_photo->chat && _photo->chat->photoId == _photo->id) {
App::app()->peerClearPhoto(_photo->chat->id);
}
} else {
HistoryItem *item = App::histItemById(_msgid);
if (item) {
App::contextItem(item);
App::main()->deleteLayer();
}
}
}
void MediaView::onOverview() {
if (_menu) _menu->fastHide();
if (!_history || _overview == OverviewCount) {
update();
return;
}
close();
if (_history->peer) App::main()->showMediaOverview(_history->peer, _overview);
}
void MediaView::onCopy() {
if (!_dropdown.isHidden()) {
_dropdown.ignoreShow();
_dropdown.hideStart();
}
if (_doc) {
if (_current.isNull()) return;
QApplication::clipboard()->setPixmap(_current);
} else {
if (!_photo || !_photo->full->loaded()) return;
QApplication::clipboard()->setPixmap(_photo->full->pix());
}
}
void MediaView::showPhoto(PhotoData *photo, HistoryItem *context) {
_history = context ? context->history() : 0;
_peer = 0;
_user = 0;
_saveMsgStarted = 0;
_loadRequest = 0;
_over = OverNone;
_pressed = false;
_dragging = 0;
setCursor(style::cur_default);
if (!_animations.isEmpty()) {
_animations.clear();
anim::stop(this);
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
_index = -1;
_msgid = context ? context->id : 0;
_photo = photo;
if (_history) {
_overview = OverviewPhotos;
findCurrent();
}
displayPhoto(photo);
preloadData(0);
activateControls();
}
void MediaView::showPhoto(PhotoData *photo, PeerData *context) {
_history = 0;
_peer = context;
_user = context->chat ? 0 : context->asUser();
_saveMsgStarted = 0;
_loadRequest = 0;
_over = OverNone;
setCursor(style::cur_default);
if (!_animations.isEmpty()) {
_animations.clear();
anim::stop(this);
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
_msgid = 0;
_index = -1;
_photo = photo;
_overview = OverviewCount;
if (_user) {
if (_user->photos.isEmpty() && _user->photosCount < 0 && _user->photoId) {
_index = 0;
}
for (int i = 0, l = _user->photos.size(); i < l; ++i) {
if (_user->photos.at(i) == photo) {
_index = i;
break;
}
}
if (_user->photosCount < 0) {
loadBack();
}
}
displayPhoto(photo);
preloadData(0);
activateControls();
}
void MediaView::showDocument(DocumentData *doc, HistoryItem *context) {
_photo = 0;
_history = context ? context->history() : 0;
_saveMsgStarted = 0;
_peer = 0;
_user = 0;
_loadRequest = 0;
_down = OverNone;
_pressed = false;
_dragging = 0;
setCursor(style::cur_default);
if (!_animations.isEmpty()) {
_animations.clear();
anim::stop(this);
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
_index = -1;
_msgid = context ? context->id : 0;
if (_history) {
_overview = OverviewDocuments;
for (int i = 0, l = _history->_overview[_overview].size(); i < l; ++i) {
if (_history->_overview[_overview].at(i) == _msgid) {
_index = i;
break;
}
}
if (_history->_overviewCount[_overview] < 0) {
loadBack();
}
}
displayDocument(doc, context);
preloadData(0);
activateControls();
}
void MediaView::displayPhoto(PhotoData *photo) {
_photo = photo;
_doc = 0;
_zoom = 0;
_zoomToScreen = 0;
MTP::clearLoaderPriorities();
_full = -1;
_current = QPixmap();
_currentGif.stop();
_down = OverNone;
_w = convertScale(photo->full->width());
_h = convertScale(photo->full->height());
if (isHidden()) {
moveToScreen();
}
if (_w > width()) {
_h = qRound(_h * width() / float64(_w));
_w = width();
}
if (_h > height()) {
_w = qRound(_w * height() / float64(_h));
_h = height();
}
_x = (width() - _w) / 2;
_y = (height() - _h) / 2;
_width = _w;
if (_photo->user == WebPageUserId && _msgid) {
if (HistoryItem *item = App::histItemById(_msgid)) {
if (dynamic_cast<HistoryForwarded*>(item)) {
_from = static_cast<HistoryForwarded*>(item)->fromForwarded();
} else {
_from = item->from();
}
} else {
_from = App::user(_photo->user);
}
} else {
_from = App::user(_photo->user);
}
updateControls();
_photo->full->load();
if (isHidden()) {
psUpdateOverlayed(this);
show();
psShowOverAll(this);
}
}
void MediaView::displayDocument(DocumentData *doc, HistoryItem *item) {
_doc = doc;
QString already = _doc->already(true);
if (!_doc->sticker->isNull() && _doc->sticker->loaded()) {
_currentGif.stop();
_current = _doc->sticker->pix();
} else if (!already.isEmpty()) {
QImageReader reader(already);
if (reader.canRead()) {
if (reader.supportsAnimation() && reader.imageCount() > 1) {
_currentGif.start(0, already);
_current = QPixmap();
} else {
_currentGif.stop();
QPixmap pix = QPixmap::fromImage(App::readImage(already, 0, false), Qt::ColorOnly);
_current = pix;
}
} else {
_currentGif.stop();
_current = QPixmap();
}
} else {
_currentGif.stop();
_current = QPixmap();
}
if (_current.isNull() && _currentGif.isNull()) {
if (_doc->thumb->isNull()) {
style::sprite thumbs[] = { st::mvDocBlue, st::mvDocGreen, st::mvDocRed, st::mvDocYellow };
QString name = _doc->name.toLower(), mime = _doc->mime.toLower();
if (name.endsWith(QLatin1String(".doc")) ||
name.endsWith(QLatin1String(".txt")) ||
name.endsWith(QLatin1String(".psd")) ||
mime.startsWith(QLatin1String("text/"))
) {
_docIcon = thumbs[0];
} else if (
name.endsWith(QLatin1String(".xls")) ||
name.endsWith(QLatin1String(".csv"))
) {
_docIcon = thumbs[1];
} else if (
name.endsWith(QLatin1String(".pdf")) ||
name.endsWith(QLatin1String(".ppt")) ||
name.endsWith(QLatin1String(".key"))
) {
_docIcon = thumbs[2];
} else if (
name.endsWith(QLatin1String(".zip")) ||
name.endsWith(QLatin1String(".rar")) ||
name.endsWith(QLatin1String(".ai")) ||
name.endsWith(QLatin1String(".mp3")) ||
name.endsWith(QLatin1String(".mov")) ||
name.endsWith(QLatin1String(".avi"))
) {
_docIcon = thumbs[3];
} else {
int ext = name.lastIndexOf('.');
QChar ch = (ext >= 0 && ext + 1 < name.size()) ? name.at(ext + 1) : (name.isEmpty() ? (mime.isEmpty() ? '0' : mime.at(0)) : name.at(0));
_docIcon = thumbs[ch.unicode() % 4];
}
} else {
_doc->thumb->load();
int32 tw = _doc->thumb->width(), th = _doc->thumb->height();
if (!tw || !th) {
_docThumbx = _docThumby = _docThumbw = 0;
} else if (tw > th) {
_docThumbw = (tw * st::mvDocBlue.pxHeight()) / th;
_docThumbx = (_docThumbw - st::mvDocBlue.pxWidth()) / 2;
_docThumby = 0;
} else {
_docThumbw = st::mvDocBlue.pxWidth();
_docThumbx = 0;
_docThumby = ((th * _docThumbw) / tw - st::mvDocBlue.pxHeight()) / 2;
}
}
int32 maxw = st::mvDocSize.width() - st::mvDocBlue.pxWidth() - st::mvDocPadding * 3;
_docName = _doc->name.isEmpty() ? lang(_doc->type == StickerDocument ? lng_in_dlg_sticker : lng_mediaview_doc_image) : _doc->name;
int32 lastDot = _docName.lastIndexOf('.');
_docExt = (lastDot < 0 || lastDot + 2 > _docName.size()) ? _docName : _docName.mid(lastDot + 1);
_docNameWidth = st::mvDocNameFont->m.width(_docName);
if (_docNameWidth > maxw) {
_docName = st::mvDocNameFont->m.elidedText(_docName, Qt::ElideMiddle, maxw);
_docNameWidth = st::mvDocNameFont->m.width(_docName);
}
int32 extmaxw = (st::mvDocBlue.pxWidth() - st::mvDocExtPadding * 2);
_docExtWidth = st::mvDocExtFont->m.width(_docExt);
if (_docExtWidth > extmaxw) {
_docExt = st::mvDocNameFont->m.elidedText(_docExt, Qt::ElideMiddle, extmaxw);
_docExtWidth = st::mvDocNameFont->m.width(_docExt);
}
_docRadialFirst = _docRadialLast = _docRadialStart = 0;
float64 prg = _doc->loader ? _doc->loader->currentProgress() : 0;
a_docRadial = anim::fvalue(prg, qMax(prg, 0.0001));
// _docSize is updated in updateControls()
_docRect = QRect((width() - st::mvDocSize.width()) / 2, (height() - st::mvDocSize.height()) / 2, st::mvDocSize.width(), st::mvDocSize.height());
_docIconRect = rtlrect(_docRect.x() + st::mvDocPadding, _docRect.y() + st::mvDocPadding, st::mvDocBlue.pxWidth(), st::mvDocBlue.pxHeight(), width());
} else if (!_current.isNull()) {
_current.setDevicePixelRatio(cRetinaFactor());
_w = _current.width() / cIntRetinaFactor();
_h = _current.height() / cIntRetinaFactor();
} else {
_currentGif.frames[_currentGif.frame].setDevicePixelRatio(cRetinaFactor());
_w = _currentGif.frames[_currentGif.frame].width() / cIntRetinaFactor();
_h = _currentGif.frames[_currentGif.frame].height() / cIntRetinaFactor();
}
if (isHidden()) {
moveToScreen();
}
_width = _w;
if (_w > 0 && _h > 0) {
_zoomToScreen = float64(width()) / _w;
if (_h * _zoomToScreen > height()) {
_zoomToScreen = float64(height()) / _h;
}
if (_zoomToScreen >= 1.) {
_zoomToScreen -= 1.;
} else {
_zoomToScreen = 1. - (1. / _zoomToScreen);
}
} else {
_zoomToScreen = 0;
}
if ((_w > width()) || (_h > height())) {
_zoom = ZoomToScreenLevel;
if (_zoomToScreen >= 0) {
_w = qRound(_w * (_zoomToScreen + 1));
_h = qRound(_h * (_zoomToScreen + 1));
} else {
_w = qRound(_w / (-_zoomToScreen + 1));
_h = qRound(_h / (-_zoomToScreen + 1));
}
snapXY();
} else {
_zoom = 0;
}
_x = (width() - _w) / 2;
_y = (height() - _h) / 2;
if (HistoryForwarded *fwd = dynamic_cast<HistoryForwarded*>(item)) {
_from = fwd->fromForwarded()->asUser();
} else {
_from = item->from()->asUser();
}
_full = 1;
updateControls();
if (isHidden()) {
psUpdateOverlayed(this);
show();
psShowOverAll(this);
}
}
void MediaView::paintEvent(QPaintEvent *e) {
// uint64 ms = getms();
QRect r(e->rect());
QRegion region(e->region());
QVector<QRect> rs(region.rects());
if (rs.size() > 1) {
int a = 0;
}
Painter p(this);
bool name = false, icon = false;
p.setClipRegion(region);
// main bg
QPainter::CompositionMode m = p.compositionMode();
p.setCompositionMode(QPainter::CompositionMode_Source);
p.setOpacity(st::mvBgOpacity);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
p.fillRect(rs.at(i), st::mvBgColor->b);
}
p.setCompositionMode(m);
// photo
if (_photo) {
int32 w = _width * cIntRetinaFactor();
if (_full <= 0 && _photo->full->loaded()) {
int32 h = int((_photo->full->height() * (qreal(w) / qreal(_photo->full->width()))) + 0.9999);
_current = _photo->full->pixNoCache(w, h, true);
if (cRetina()) _current.setDevicePixelRatio(cRetinaFactor());
_full = 1;
} else if (_full < 0 && _photo->medium->loaded()) {
int32 h = int((_photo->full->height() * (qreal(w) / qreal(_photo->full->width()))) + 0.9999);
_current = _photo->medium->pixBlurredNoCache(w, h);
if (cRetina()) _current.setDevicePixelRatio(cRetinaFactor());
_full = 0;
} else if (_current.isNull() && _photo->thumb->loaded()) {
int32 h = int((_photo->full->height() * (qreal(w) / qreal(_photo->full->width()))) + 0.9999);
_current = _photo->thumb->pixBlurredNoCache(w, h);
if (cRetina()) _current.setDevicePixelRatio(cRetinaFactor());
}
}
p.setOpacity(1);
if (_photo || !_current.isNull() || !_currentGif.isNull()) {
QRect imgRect(_x, _y, _w, _h);
const QPixmap *toDraw = _currentGif.isNull() ? &_current : &_currentGif.frames[_currentGif.frame];
if (imgRect.intersects(r)) {
if (toDraw->hasAlpha() && (!_doc || _doc->sticker->isNull())) {
p.fillRect(imgRect, _transparentBrush);
}
if (_zoom) {
bool was = (p.renderHints() & QPainter::SmoothPixmapTransform);
if (!was) p.setRenderHint(QPainter::SmoothPixmapTransform, true);
p.drawPixmap(QRect(_x, _y, _w, _h), *toDraw);
if (!was) p.setRenderHint(QPainter::SmoothPixmapTransform, false);
} else {
p.drawPixmap(_x, _y, *toDraw);
}
uint64 ms = 0;
if (_full < 1) {
ms = getms();
uint64 dt = ms - _animStarted;
int32 cnt = int32(st::photoLoaderCnt), period = int32(st::photoLoaderPeriod), t = dt % period, delta = int32(st::photoLoaderDelta);
int32 x = (width() - st::mediaviewLoader.width()) / 2;
int32 y = (height() - st::mediaviewLoader.height()) / 2;
p.fillRect(x, y, st::mediaviewLoader.width(), st::mediaviewLoader.height(), st::photoLoaderBg->b);
x += (st::mediaviewLoader.width() - cnt * st::mediaviewLoaderPoint.width() - (cnt - 1) * st::mediaviewLoaderSkip) / 2;
y += (st::mediaviewLoader.height() - st::mediaviewLoaderPoint.height()) / 2;
QColor c(st::white->c);
QBrush b(c);
for (int32 i = 0; i < cnt; ++i) {
t -= delta;
while (t < 0) t += period;
float64 alpha = (t >= st::photoLoaderDuration1 + st::photoLoaderDuration2) ? 0 : ((t > st::photoLoaderDuration1 ? ((st::photoLoaderDuration1 + st::photoLoaderDuration2 - t) / st::photoLoaderDuration2) : (t / st::photoLoaderDuration1)));
c.setAlphaF(st::photoLoaderAlphaMin + alpha * (1 - st::photoLoaderAlphaMin));
b.setColor(c);
p.fillRect(x + i * (st::mediaviewLoaderPoint.width() + st::mediaviewLoaderSkip), y, st::mediaviewLoaderPoint.width(), st::mediaviewLoaderPoint.height(), b);
}
_saveMsgUpdater.start(AnimationTimerDelta);
}
if (_saveMsgStarted) {
if (!ms) ms = getms();
float64 dt = float64(ms) - _saveMsgStarted, hidingDt = dt - st::medviewSaveMsgShowing - st::medviewSaveMsgShown;
if (dt < st::medviewSaveMsgShowing + st::medviewSaveMsgShown + st::medviewSaveMsgHiding) {
if (hidingDt >= 0 && _saveMsgOpacity.to() > 0.5) {
_saveMsgOpacity.start(0);
}
float64 progress = (hidingDt >= 0) ? (hidingDt / st::medviewSaveMsgHiding) : (dt / st::medviewSaveMsgShowing);
_saveMsgOpacity.update(qMin(progress, 1.), anim::linear);
if (_saveMsgOpacity.current() > 0) {
p.setOpacity(_saveMsgOpacity.current());
p.setBrush(st::medviewSaveMsg->b);
p.setPen(Qt::NoPen);
p.drawRoundedRect(_saveMsg, st::medviewSaveMsgRadius, st::medviewSaveMsgRadius);
p.drawPixmap(_saveMsg.topLeft() + st::medviewSaveMsgCheckPos, App::sprite(), st::medviewSaveMsgCheck);
p.setPen(st::white->p);
textstyleSet(&st::medviewSaveAsTextStyle);
_saveMsgText.draw(p, _saveMsg.x() + st::medviewSaveMsgPadding.left(), _saveMsg.y() + st::medviewSaveMsgPadding.top(), _saveMsg.width() - st::medviewSaveMsgPadding.left() - st::medviewSaveMsgPadding.right());
textstyleRestore();
p.setOpacity(1);
}
if (_full >= 1) {
uint64 nextFrame = (dt < st::medviewSaveMsgShowing || hidingDt >= 0) ? int(AnimationTimerDelta) : (st::medviewSaveMsgShowing + st::medviewSaveMsgShown + 1 - dt);
_saveMsgUpdater.start(nextFrame);
}
} else {
_saveMsgStarted = 0;
}
}
}
} else if (_doc) {
if (_docRect.intersects(r)) {
p.fillRect(_docRect, st::mvDocBg->b);
if (_docIconRect.intersects(r)) {
icon = true;
if (_doc->thumb->isNull()) {
p.drawPixmap(_docIconRect.topLeft(), App::sprite(), _docIcon);
if (!_doc->already().isEmpty() && (!_docRadialStart || _docRadialOpacity < 1)) {
p.setPen(st::mvDocExtColor->p);
p.setFont(st::mvDocExtFont->f);
p.drawText(_docIconRect.x() + (_docIconRect.width() - _docExtWidth) / 2, _docIconRect.y() + st::mvDocExtTop + st::mvDocExtFont->ascent, _docExt);
}
} else {
int32 rf(cIntRetinaFactor());
p.drawPixmap(_docIconRect.topLeft(), _doc->thumb->pix(_docThumbw), QRect(_docThumbx * rf, _docThumby * rf, st::mvDocBlue.pxWidth() * rf, st::mvDocBlue.pxHeight() * rf));
}
float64 o = overLevel(OverIcon);
if (_docRadialStart > 0) {
if (_doc->already().isEmpty() && _docRadialOpacity < 1) {
p.setOpacity((o * 1. + (1 - o) * st::radialDownloadOpacity) * (1 - _docRadialOpacity));
p.drawSpriteCenter(_docIconRect, st::radialDownload);
}
p.setRenderHint(QPainter::HighQualityAntialiasing);
QRect inner(QPoint(_docIconRect.x() + ((_docIconRect.width() - st::radialSize.width()) / 2), _docIconRect.y() + ((_docIconRect.height() - st::radialSize.height()) / 2)), st::radialSize);
p.setPen(Qt::NoPen);
p.setBrush(st::black->b);
p.setOpacity(_docRadialOpacity * st::radialBgOpacity);
p.drawEllipse(inner);
p.setOpacity((o * 1. + (1 - o) * st::radialCancelOpacity) * _docRadialOpacity);
p.drawSpriteCenter(_docIconRect, st::radialCancel);
QRect arc(inner.marginsRemoved(QMargins(st::radialLine, st::radialLine, st::radialLine, st::radialLine)));
p.setOpacity(_docRadialOpacity);
p.setPen(_docRadialPen);
int len = 16 + a_docRadial.current() * 5744;
p.drawArc(arc, 1440 - a_docRadialStart.current() * 5760 - len, len);
p.setOpacity(1);
p.setRenderHint(QPainter::HighQualityAntialiasing, false);
} else if (_doc->already().isEmpty()) {
p.setOpacity((o * 1. + (1 - o) * st::radialDownloadOpacity));
p.drawSpriteCenter(_docIconRect, st::radialDownload);
}
}
if (!_docIconRect.contains(r)) {
name = true;
p.setPen(st::mvDocNameColor->p);
p.setFont(st::mvDocNameFont->f);
p.drawTextLeft(_docRect.x() + 2 * st::mvDocPadding + st::mvDocBlue.pxWidth(), _docRect.y() + st::mvDocPadding + st::mvDocNameTop, width(), _docName, _docNameWidth);
p.setPen(st::mvDocSizeColor->p);
p.setFont(st::mvFont->f);
p.drawTextLeft(_docRect.x() + 2 * st::mvDocPadding + st::mvDocBlue.pxWidth(), _docRect.y() + st::mvDocPadding + st::mvDocSizeTop, width(), _docSize, _docSizeWidth);
}
}
}
float64 co = a_cOpacity.current();
if (co > 0) {
// left nav bar
if (_leftNav.intersects(r) && _leftNavVisible) {
float64 o = overLevel(OverLeftNav);
if (o > 0) {
p.setOpacity(o * st::mvControlBgOpacity * co);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
QRect fill(_leftNav.intersected(rs.at(i)));
if (!fill.isEmpty()) p.fillRect(fill, st::black->b);
}
}
if (_leftNavIcon.intersects(r)) {
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawPixmap(_leftNavIcon.topLeft(), App::sprite(), st::mvLeft);
}
}
// right nav bar
if (_rightNav.intersects(r) && _rightNavVisible) {
float64 o = overLevel(OverRightNav);
if (o > 0) {
p.setOpacity(o * st::mvControlBgOpacity * co);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
QRect fill(_rightNav.intersected(rs.at(i)));
if (!fill.isEmpty()) p.fillRect(fill, st::black->b);
}
}
if (_rightNavIcon.intersects(r)) {
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawPixmap(_rightNavIcon.topLeft(), App::sprite(), st::mvRight);
}
}
// close button
if (_closeNav.intersects(r)) {
float64 o = overLevel(OverClose);
if (o > 0) {
p.setOpacity(o * st::mvControlBgOpacity * co);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
QRect fill(_closeNav.intersected(rs.at(i)));
if (!fill.isEmpty()) p.fillRect(fill, st::black->b);
}
}
if (_closeNavIcon.intersects(r)) {
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawPixmap(_closeNavIcon.topLeft(), App::sprite(), st::mvClose);
}
}
// save button
if (_saveNavIcon.intersects(r)) {
float64 o = overLevel(OverSave);
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawPixmap(_saveNavIcon.topLeft(), App::sprite(), st::mvSave);
}
// more area
if (_moreNavIcon.intersects(r)) {
float64 o = overLevel(OverMore);
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawPixmap(_moreNavIcon.topLeft(), App::sprite(), st::mvMore);
}
p.setPen(st::white->p);
p.setFont(st::mvThickFont->f);
// header
if (_headerNav.intersects(r)) {
float64 o = _headerHasLink ? overLevel(OverHeader) : 0;
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawText(_headerNav.left(), _headerNav.top() + st::mvThickFont->ascent, _headerText);
if (o > 0) {
p.setOpacity(o * co);
p.drawLine(_headerNav.left(), _headerNav.top() + st::mvThickFont->ascent + 1, _headerNav.right(), _headerNav.top() + st::mvThickFont->ascent + 1);
}
}
p.setFont(st::mvFont->f);
// name
if (_from && _nameNav.intersects(r)) {
float64 o = overLevel(OverName);
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
_fromName.drawElided(p, _nameNav.left(), _nameNav.top(), _nameNav.width());
if (o > 0) {
p.setOpacity(o * co);
p.drawLine(_nameNav.left(), _nameNav.top() + st::mvFont->ascent + 1, _nameNav.right(), _nameNav.top() + st::mvFont->ascent + 1);
}
}
// date
if (_dateNav.intersects(r)) {
float64 o = overLevel(OverDate);
p.setOpacity((o * st::mvIconOverOpacity + (1 - o) * st::mvIconOpacity) * co);
p.drawText(_dateNav.left(), _dateNav.top() + st::mvFont->ascent, _dateText);
if (o > 0) {
p.setOpacity(o * co);
p.drawLine(_dateNav.left(), _dateNav.top() + st::mvFont->ascent + 1, _dateNav.right(), _dateNav.top() + st::mvFont->ascent + 1);
}
}
}
// static uint64 t = getms();
// uint64 t2 = getms();
// LOG(("paint: %1, wait: %2, name: %3, icon: %4").arg(t2 - ms).arg(t2 - t).arg(logBool(name)).arg(logBool(icon)));
// t = t2;
}
void MediaView::keyPressEvent(QKeyEvent *e) {
if (!_menu && e->key() == Qt::Key_Escape) {
close();
} else if (e == QKeySequence::Save || e == QKeySequence::SaveAs) {
onSaveAs();
} else if (e->key() == Qt::Key_Copy || (e->key() == Qt::Key_C && e->modifiers().testFlag(Qt::ControlModifier))) {
onCopy();
} else if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return || e->key() == Qt::Key_Space) {
if (_doc && !_doc->loader && _current.isNull() && _currentGif.isNull()) {
onDocClick();
}
} else if (e->key() == Qt::Key_Left) {
moveToNext(-1);
} else if (e->key() == Qt::Key_Right) {
moveToNext(1);
} else if (e->modifiers().testFlag(Qt::ControlModifier) && (e->key() == Qt::Key_Plus || e->key() == Qt::Key_Equal || e->key() == ']' || e->key() == Qt::Key_Asterisk || e->key() == Qt::Key_Minus || e->key() == Qt::Key_Underscore || e->key() == Qt::Key_0)) {
int32 newZoom = _zoom;
if (e->key() == Qt::Key_Plus || e->key() == Qt::Key_Equal || e->key() == Qt::Key_Asterisk || e->key() == ']') {
if (newZoom == ZoomToScreenLevel) {
if (qCeil(_zoomToScreen) <= MaxZoomLevel) {
newZoom = qCeil(_zoomToScreen);
}
} else {
if (newZoom < _zoomToScreen && (newZoom + 1 > _zoomToScreen || (_zoomToScreen > MaxZoomLevel && newZoom == MaxZoomLevel))) {
newZoom = ZoomToScreenLevel;
} else if (newZoom < MaxZoomLevel) {
++newZoom;
}
}
} else if (e->key() == Qt::Key_Minus || e->key() == Qt::Key_Underscore) {
if (newZoom == ZoomToScreenLevel) {
if (qFloor(_zoomToScreen) >= -MaxZoomLevel) {
newZoom = qFloor(_zoomToScreen);
}
} else {
if (newZoom > _zoomToScreen && (newZoom - 1 < _zoomToScreen || (_zoomToScreen < -MaxZoomLevel && newZoom == -MaxZoomLevel))) {
newZoom = ZoomToScreenLevel;
} else if (newZoom > -MaxZoomLevel) {
--newZoom;
}
}
} else {
if (_zoom == 0) {
if (qFloor(_zoomToScreen) == qCeil(_zoomToScreen) && qRound(_zoomToScreen) >= -MaxZoomLevel && qRound(_zoomToScreen) <= MaxZoomLevel) {
newZoom = qRound(_zoomToScreen);
} else {
newZoom = ZoomToScreenLevel;
}
} else {
newZoom = 0;
}
_x = -_width / 2;
_y = -(((_currentGif.isNull() ? _current.height() : _currentGif.frames[_currentGif.frame].height()) / cIntRetinaFactor()) / 2);
float64 z = (_zoom == ZoomToScreenLevel) ? _zoomToScreen : _zoom;
if (z >= 0) {
_x = qRound(_x * (z + 1));
_y = qRound(_y * (z + 1));
} else {
_x = qRound(_x / (-z + 1));
_y = qRound(_y / (-z + 1));
}
_x += width() / 2;
_y += height() / 2;
update();
}
if (newZoom != ZoomToScreenLevel) {
while ((newZoom < 0 && (-newZoom + 1) > _w) || (-newZoom + 1) > _h) {
++newZoom;
}
}
if (_zoom != newZoom) {
float64 nx, ny, z = (_zoom == ZoomToScreenLevel) ? _zoomToScreen : _zoom;
_w = (_currentGif.isNull() ? _current.width() : _currentGif.frames[_currentGif.frame].width()) / cIntRetinaFactor();
_h = (_currentGif.isNull() ? _current.height() : _currentGif.frames[_currentGif.frame].height()) / cIntRetinaFactor();
if (z >= 0) {
nx = (_x - width() / 2.) / (z + 1);
ny = (_y - height() / 2.) / (z + 1);
} else {
nx = (_x - width() / 2.) * (-z + 1);
ny = (_y - height() / 2.) * (-z + 1);
}
_zoom = newZoom;
z = (_zoom == ZoomToScreenLevel) ? _zoomToScreen : _zoom;
if (z > 0) {
_w = qRound(_w * (z + 1));
_h = qRound(_h * (z + 1));
_x = qRound(nx * (z + 1) + width() / 2.);
_y = qRound(ny * (z + 1) + height() / 2.);
} else {
_w = qRound(_w / (-z + 1));
_h = qRound(_h / (-z + 1));
_x = qRound(nx / (-z + 1) + width() / 2.);
_y = qRound(ny / (-z + 1) + height() / 2.);
}
snapXY();
update();
}
}
}
void MediaView::moveToNext(int32 delta) {
if (_index < 0 || (!_photo && !_doc) || (_overview == OverviewCount && !_user)) return;
int32 newIndex = _index + delta;
if (_history && _overview != OverviewCount) {
if (newIndex >= 0 && newIndex < _history->_overview[_overview].size()) {
_index = newIndex;
if (HistoryItem *item = App::histItemById(_history->_overview[_overview][_index])) {
_msgid = item->id;
switch (item->getMedia()->type()) {
case MediaTypePhoto: displayPhoto(static_cast<HistoryPhoto*>(item->getMedia())->photo()); preloadData(delta); break;
case MediaTypeDocument: displayDocument(static_cast<HistoryDocument*>(item->getMedia())->document(), item); preloadData(delta); break;
case MediaTypeSticker: displayDocument(static_cast<HistorySticker*>(item->getMedia())->document(), item); preloadData(delta); break;
}
}
}
if (delta < 0 && _index < MediaOverviewStartPerPage) {
loadBack();
}
} else if (_user) {
if (newIndex >= 0 && newIndex < _user->photos.size()) {
_index = newIndex;
displayPhoto(_user->photos[_index]);
preloadData(delta);
}
if (delta > 0 && _index > _user->photos.size() - MediaOverviewStartPerPage) {
loadBack();
}
}
}
void MediaView::preloadData(int32 delta) {
if (_index < 0 || (!_user && _overview == OverviewCount)) return;
int32 from = _index + (delta ? delta : -1), to = _index + (delta ? delta * MediaOverviewPreloadCount : 1), forget = _index - delta * 2;
if (from > to) qSwap(from, to);
if (_history && _overview != OverviewCount) {
for (int32 i = from; i <= to; ++i) {
if (i >= 0 && i < _history->_overview[_overview].size() && i != _index) {
if (HistoryItem *item = App::histItemById(_history->_overview[_overview][i])) {
if (HistoryMedia *media = item->getMedia()) {
switch (media->type()) {
case MediaTypePhoto: static_cast<HistoryPhoto*>(media)->photo()->full->load(); break;
case MediaTypeDocument: static_cast<HistoryDocument*>(media)->document()->thumb->load(); break;
case MediaTypeSticker: static_cast<HistorySticker*>(media)->document()->sticker->load(); break;
}
}
}
}
}
if (forget >= 0 && forget < _history->_overview[_overview].size() && forget != _index) {
if (HistoryItem *item = App::histItemById(_history->_overview[_overview][forget])) {
if (HistoryMedia *media = item->getMedia()) {
switch (media->type()) {
case MediaTypePhoto: static_cast<HistoryPhoto*>(media)->photo()->forget(); break;
case MediaTypeDocument: static_cast<HistoryDocument*>(media)->document()->forget(); break;
case MediaTypeSticker: static_cast<HistorySticker*>(media)->document()->forget(); break;
}
}
}
}
} else if (_user) {
for (int32 i = from; i <= to; ++i) {
if (i >= 0 && i < _user->photos.size() && i != _index) {
_user->photos[i]->thumb->load();
}
}
for (int32 i = from; i <= to; ++i) {
if (i >= 0 && i < _user->photos.size() && i != _index) {
_user->photos[i]->full->load();
}
}
if (forget >= 0 && forget < _user->photos.size() && forget != _index) {
_user->photos[forget]->forget();
}
}
}
void MediaView::mousePressEvent(QMouseEvent *e) {
updateOver(e->pos());
if (_menu || !_receiveMouse) return;
textlnkDown(textlnkOver());
if (e->button() == Qt::LeftButton) {
_down = OverNone;
if (!textlnkDown()) {
if (_over == OverLeftNav && _index >= 0) {
moveToNext(-1);
_lastAction = e->pos();
} else if (_over == OverRightNav && _index >= 0) {
moveToNext(1);
_lastAction = e->pos();
} else if (_over == OverName) {
_down = OverName;
} else if (_over == OverDate) {
_down = OverDate;
} else if (_over == OverHeader) {
_down = OverHeader;
} else if (_over == OverSave) {
_down = OverSave;
} else if (_over == OverIcon) {
_down = OverIcon;
} else if (_over == OverMore) {
_down = OverMore;
} else if (_over == OverClose) {
_down = OverClose;
} else if (!_saveMsg.contains(e->pos()) || !_saveMsgStarted) {
_pressed = true;
_dragging = 0;
setCursor(style::cur_default);
_mStart = e->pos();
_xStart = _x;
_yStart = _y;
}
}
}
activateControls();
}
void MediaView::snapXY() {
int32 xmin = width() - _w, xmax = 0;
int32 ymin = height() - _h, ymax = 0;
if (xmin > (width() - _w) / 2) xmin = (width() - _w) / 2;
if (xmax < (width() - _w) / 2) xmax = (width() - _w) / 2;
if (ymin > (height() - _h) / 2) ymin = (height() - _h) / 2;
if (ymax < (height() - _h) / 2) ymax = (height() - _h) / 2;
if (_x < xmin) _x = xmin;
if (_x > xmax) _x = xmax;
if (_y < ymin) _y = ymin;
if (_y > ymax) _y = ymax;
}
void MediaView::mouseMoveEvent(QMouseEvent *e) {
bool moved = (e->pos() != _lastMouseMovePos);
_lastMouseMovePos = e->pos();
updateOver(e->pos());
if (_lastAction.x() >= 0 && (e->pos() - _lastAction).manhattanLength() >= st::mvDeltaFromLastAction) {
_lastAction = QPoint(-st::mvDeltaFromLastAction, -st::mvDeltaFromLastAction);
}
if (_pressed) {
if (!_dragging && (e->pos() - _mStart).manhattanLength() >= QApplication::startDragDistance()) {
_dragging = QRect(_x, _y, _w, _h).contains(_mStart) ? 1 : -1;
if (_dragging > 0) {
if (_w > width() || _h > height()) {
setCursor(style::cur_sizeall);
} else {
setCursor(style::cur_default);
}
}
}
if (_dragging > 0) {
_x = _xStart + (e->pos() - _mStart).x();
_y = _yStart + (e->pos() - _mStart).y();
snapXY();
update();
}
}
if (moved) activateControls();
}
void MediaView::updateOverRect(OverState state) {
switch (state) {
case OverLeftNav: update(_leftNav); break;
case OverRightNav: update(_rightNav); break;
case OverName: update(_nameNav); break;
case OverDate: update(_dateNav); break;
case OverSave: update(_saveNavIcon); break;
case OverIcon: update(_docIconRect); break;
case OverHeader: update(_headerNav); break;
case OverClose: update(_closeNav); break;
case OverMore: update(_moreNavIcon); break;
}
}
bool MediaView::updateOverState(OverState newState) {
bool result = true;
if (_over != newState) {
if (newState == OverMore && !_ignoringDropdown) {
QTimer::singleShot(0, this, SLOT(onDropdown()));
}
updateOverRect(_over);
updateOverRect(newState);
if (_over != OverNone) {
_animations[_over] = getms();
ShowingOpacities::iterator i = _animOpacities.find(_over);
if (i != _animOpacities.end()) {
i->start(0);
} else {
_animOpacities.insert(_over, anim::fvalue(1, 0));
}
if (!animating()) anim::start(this);
} else {
result = false;
}
_over = newState;
if (newState != OverNone) {
_animations[_over] = getms();
ShowingOpacities::iterator i = _animOpacities.find(_over);
if (i != _animOpacities.end()) {
i->start(1);
} else {
_animOpacities.insert(_over, anim::fvalue(0, 1));
}
if (!animating()) anim::start(this);
setCursor(style::cur_pointer);
} else {
setCursor(style::cur_default);
}
}
return result;
}
void MediaView::updateOver(QPoint pos) {
TextLinkPtr lnk;
bool inText;
if (_saveMsgStarted) {
_saveMsgText.getState(lnk, inText, pos.x() - _saveMsg.x() - st::medviewSaveMsgPadding.left(), pos.y() - _saveMsg.y() - st::medviewSaveMsgPadding.top(), _saveMsg.width() - st::medviewSaveMsgPadding.left() - st::medviewSaveMsgPadding.right());
}
// retina
if (pos.x() == width()) {
pos.setX(pos.x() - 1);
}
if (pos.y() == height()) {
pos.setY(pos.y() - 1);
}
if (lnk != textlnkOver()) {
textlnkOver(lnk);
setCursor((textlnkOver() || textlnkDown()) ? style::cur_pointer : style::cur_default);
updateImage();
}
if (_pressed || _dragging) return;
if (_leftNavVisible && _leftNav.contains(pos)) {
updateOverState(OverLeftNav);
} else if (_rightNavVisible && _rightNav.contains(pos)) {
updateOverState(OverRightNav);
} else if (_nameNav.contains(pos)) {
updateOverState(OverName);
} else if (_msgid && _dateNav.contains(pos)) {
updateOverState(OverDate);
} else if (_headerHasLink && _headerNav.contains(pos)) {
updateOverState(OverHeader);
} else if (_saveVisible && _saveNav.contains(pos)) {
updateOverState(OverSave);
} else if (_doc && _current.isNull() && _currentGif.isNull() && _docIconRect.contains(pos)) {
updateOverState(OverIcon);
} else if (_moreNav.contains(pos)) {
updateOverState(OverMore);
} else if (_closeNav.contains(pos)) {
updateOverState(OverClose);
} else if (_over != OverNone) {
updateOverState(OverNone);
}
}
void MediaView::mouseReleaseEvent(QMouseEvent *e) {
updateOver(e->pos());
if (textlnkDown() && textlnkOver() == textlnkDown()) {
textlnkDown()->onClick(e->button());
}
textlnkDown(TextLinkPtr());
if (_over == OverName && _down == OverName) {
if (App::wnd() && _from) {
close();
if (App::main()) App::main()->showPeerProfile(_from);
}
} else if (_over == OverDate && _down == OverDate) {
onToMessage();
} else if (_over == OverHeader && _down == OverHeader) {
onOverview();
} else if (_over == OverSave && _down == OverSave) {
onDownload();
} else if (_over == OverIcon && _down == OverIcon) {
onDocClick();
} else if (_over == OverMore && _down == OverMore) {
QTimer::singleShot(0, this, SLOT(onDropdown()));
} else if (_over == OverClose && _down == OverClose) {
close();
} else if (_pressed) {
if (_dragging) {
if (_dragging > 0) {
_x = _xStart + (e->pos() - _mStart).x();
_y = _yStart + (e->pos() - _mStart).y();
snapXY();
update();
}
_dragging = 0;
setCursor(style::cur_default);
} else if ((e->pos() - _lastAction).manhattanLength() >= st::mvDeltaFromLastAction && (!_doc || !_current.isNull() || !_currentGif.isNull() || !_docRect.contains(e->pos()))) {
close();
}
_pressed = false;
}
_down = OverNone;
activateControls();
}
void MediaView::contextMenuEvent(QContextMenuEvent *e) {
if (e->reason() != QContextMenuEvent::Mouse || QRect(_x, _y, _w, _h).contains(e->pos())) {
if (_menu) {
_menu->deleteLater();
_menu = 0;
}
_menu = new ContextMenu(this, st::mvDropdown, st::mvContextButton);
updateDropdown();
for (int32 i = 0, l = _btns.size(); i < l; ++i) {
if (!_btns.at(i)->isHidden()) _menu->addAction(_btns.at(i)->getText(), _btns.at(i), SIGNAL(clicked()))->setEnabled(true);
}
_menu->deleteOnHide();
connect(_menu, SIGNAL(destroyed(QObject*)), this, SLOT(onMenuDestroy(QObject*)));
_menu->popup(e->globalPos());
e->accept();
}
}
void MediaView::touchEvent(QTouchEvent *e) {
switch (e->type()) {
case QEvent::TouchBegin:
if (_touchPress || e->touchPoints().isEmpty()) return;
_touchTimer.start(QApplication::startDragTime());
_touchPress = true;
_touchMove = _touchRightButton = false;
_touchStart = e->touchPoints().cbegin()->screenPos().toPoint();
break;
case QEvent::TouchUpdate:
if (!_touchPress || e->touchPoints().isEmpty()) return;
if (!_touchMove && (e->touchPoints().cbegin()->screenPos().toPoint() - _touchStart).manhattanLength() >= QApplication::startDragDistance()) {
_touchMove = true;
}
break;
case QEvent::TouchEnd:
if (!_touchPress) return;
if (!_touchMove && App::wnd()) {
Qt::MouseButton btn(_touchRightButton ? Qt::RightButton : Qt::LeftButton);
QPoint mapped(mapFromGlobal(_touchStart)), winMapped(App::wnd()->mapFromGlobal(_touchStart));
QMouseEvent pressEvent(QEvent::MouseButtonPress, mapped, winMapped, _touchStart, btn, Qt::MouseButtons(btn), Qt::KeyboardModifiers());
pressEvent.accept();
mousePressEvent(&pressEvent);
QMouseEvent releaseEvent(QEvent::MouseButtonRelease, mapped, winMapped, _touchStart, btn, Qt::MouseButtons(btn), Qt::KeyboardModifiers());
mouseReleaseEvent(&releaseEvent);
if (_touchRightButton) {
QContextMenuEvent contextEvent(QContextMenuEvent::Mouse, mapped, _touchStart);
contextMenuEvent(&contextEvent);
}
} else if (_touchMove) {
if ((!_leftNavVisible || !_leftNav.contains(mapFromGlobal(_touchStart))) && (!_rightNavVisible || !_rightNav.contains(mapFromGlobal(_touchStart)))) {
QPoint d = (e->touchPoints().cbegin()->screenPos().toPoint() - _touchStart);
if (d.x() * d.x() > d.y() * d.y() && (d.x() > st::mvSwipeDistance || d.x() < -st::mvSwipeDistance)) {
moveToNext(d.x() > 0 ? -1 : 1);
}
}
}
_touchTimer.stop();
_touchPress = _touchMove = _touchRightButton = false;
break;
case QEvent::TouchCancel:
_touchPress = false;
_touchTimer.stop();
break;
}
}
bool MediaView::event(QEvent *e) {
if (e->type() == QEvent::TouchBegin || e->type() == QEvent::TouchUpdate || e->type() == QEvent::TouchEnd || e->type() == QEvent::TouchCancel) {
QTouchEvent *ev = static_cast<QTouchEvent*>(e);
if (ev->device()->type() == QTouchDevice::TouchScreen) {
if (ev->type() != QEvent::TouchBegin || ev->touchPoints().isEmpty() || !childAt(mapFromGlobal(ev->touchPoints().cbegin()->screenPos().toPoint()))) {
touchEvent(ev);
return true;
}
}
} else if (e->type() == QEvent::Wheel) {
QWheelEvent *ev = static_cast<QWheelEvent*>(e);
if (ev->phase() == Qt::ScrollBegin) {
_accumScroll = ev->angleDelta();
} else {
_accumScroll += ev->angleDelta();
if (ev->phase() == Qt::ScrollEnd) {
if (ev->orientation() == Qt::Horizontal) {
if (_accumScroll.x() * _accumScroll.x() > _accumScroll.y() * _accumScroll.y() && _accumScroll.x() != 0) {
moveToNext(_accumScroll.x() > 0 ? -1 : 1);
}
_accumScroll = QPoint();
}
}
}
}
return QWidget::event(e);
}
void MediaView::hide() {
_controlsHideTimer.stop();
_controlsState = ControlsShown;
a_cOpacity = anim::fvalue(1, 1);
QWidget::hide();
}
void MediaView::onMenuDestroy(QObject *obj) {
if (_menu == obj) {
_menu = 0;
}
_receiveMouse = false;
QTimer::singleShot(0, this, SLOT(receiveMouse()));
}
void MediaView::receiveMouse() {
_receiveMouse = true;
}
void MediaView::onDropdown() {
updateDropdown();
_dropdown.ignoreShow(false);
_dropdown.showStart();
_dropdown.setFocus();
}
void MediaView::onCheckActive() {
if (App::wnd() && isVisible()) {
if (App::wnd()->isActiveWindow() && App::wnd()->hasFocus()) {
activateWindow();
setFocus();
}
}
}
void MediaView::onTouchTimer() {
_touchRightButton = true;
}
void MediaView::updateImage() {
update(_saveMsg);
}
void MediaView::findCurrent() {
for (int i = 0, l = _history->_overview[_overview].size(); i < l; ++i) {
if (_history->_overview[_overview].at(i) == _msgid) {
_index = i;
break;
}
}
if (_history->_overviewCount[_overview] < 0) {
loadBack();
}
}
void MediaView::loadBack() {
if (_loadRequest || _index < 0 || (_overview == OverviewCount && !_user)) return;
if (_history && _overview != OverviewCount && _history->_overviewCount[_overview] != 0) {
if (App::main()) App::main()->loadMediaBack(_history->peer, _overview);
} else if (_user && _user->photosCount != 0) {
int32 limit = (_index < MediaOverviewStartPerPage && _user->photos.size() > MediaOverviewStartPerPage) ? SearchPerPage : MediaOverviewStartPerPage;
_loadRequest = MTP::send(MTPphotos_GetUserPhotos(_user->inputUser, MTP_int(_user->photos.size()), MTP_int(0), MTP_int(limit)), rpcDone(&MediaView::userPhotosLoaded, _user));
}
}
void MediaView::userPhotosLoaded(UserData *u, const MTPphotos_Photos &photos, mtpRequestId req) {
if (req == _loadRequest) {
_loadRequest = 0;
}
const QVector<MTPPhoto> *v = 0;
switch (photos.type()) {
case mtpc_photos_photos: {
const MTPDphotos_photos &d(photos.c_photos_photos());
App::feedUsers(d.vusers);
v = &d.vphotos.c_vector().v;
u->photosCount = 0;
} break;
case mtpc_photos_photosSlice: {
const MTPDphotos_photosSlice &d(photos.c_photos_photosSlice());
App::feedUsers(d.vusers);
u->photosCount = d.vcount.v;
v = &d.vphotos.c_vector().v;
} break;
default: return;
}
if (v->isEmpty()) {
u->photosCount = 0;
}
for (QVector<MTPPhoto>::const_iterator i = v->cbegin(), e = v->cend(); i != e; ++i) {
PhotoData *photo = App::feedPhoto(*i);
photo->thumb->load();
u->photos.push_back(photo);
}
if (App::wnd()) App::wnd()->mediaOverviewUpdated(u);
}
void MediaView::updateHeader() {
int32 index = _index, count = 0;
if (_history) {
if (_overview != OverviewCount) {
count = _history->_overviewCount[_overview] ? _history->_overviewCount[_overview] : _history->_overview[_overview].size();
if (index >= 0) index += count - _history->_overview[_overview].size();
}
} else if (_user) {
count = _user->photosCount ? _user->photosCount : _user->photos.size();
}
if (_index >= 0 && _index < count && count > 1) {
if (_doc) {
_headerText = lng_mediaview_file_n_of_count(lt_file, _doc->name.isEmpty() ? lang(lng_mediaview_doc_image) : _doc->name, lt_n, QString::number(index + 1), lt_count, QString::number(count));
} else {
_headerText = lng_mediaview_n_of_count(lt_n, QString::number(index + 1), lt_count, QString::number(count));
}
} else {
if (_doc) {
_headerText = _doc->name.isEmpty() ? lang(lng_mediaview_doc_image) : _doc->name;
} else if (_user) {
_headerText = lang(lng_mediaview_profile_photo);
} else if (_peer) {
_headerText = lang(lng_mediaview_group_photo);
} else {
_headerText = lang(lng_mediaview_single_photo);
}
}
_headerHasLink = (_overview != OverviewCount) && _history;
int32 hwidth = st::mvThickFont->m.width(_headerText);
if (hwidth > width() / 3) {
hwidth = width() / 3;
_headerText = st::mvThickFont->m.elidedText(_headerText, Qt::ElideMiddle, hwidth);
}
_headerNav = rtlrect(st::mvTextLeft, height() - st::mvHeaderTop, hwidth, st::mvThickFont->height, width());
}
//
//void MediaView::updatePolaroid() {
// if (_doc) {
// _polaroidIn = _polaroidOut = QRect(0, 0, _avail.width(), _avail.height() - st::medviewBottomBar);
// int32 minus1 = width() - _delete.x(), minus2 = _overview.x() + st::medviewHeaderFont->m.width(_header) - st::medviewOverview.width;
// if (minus2 > minus1) minus1 = minus2;
//
// int32 dateWidth = st::medviewDateFont->m.width(_dateText), maxWidth = width() - 2 * minus1;
// if (_from) {
// int32 nameWidth = _fromName.maxWidth();
// if (maxWidth < dateWidth) {
// maxWidth = dateWidth;
// }
// if (nameWidth > maxWidth) {
// nameWidth = maxWidth;
// }
// _nameNav = QRect((_avail.width() - nameWidth) / 2, _avail.y() + _avail.height() - ((st::medviewPolaroid.bottom() + st::medviewBottomBar) / 2) + st::medviewNameTop, nameWidth, st::medviewNameFont->height);
// _dateNav = QRect((_avail.width() - dateWidth) / 2, _avail.y() + _avail.height() - ((st::medviewPolaroid.bottom() + st::medviewBottomBar) / 2) + st::medviewDateTop, dateWidth, st::medviewDateFont->height);
// } else {
// _nameNav = QRect(_avail.x() - 1, _avail.y() - 1, 0, 0);
// _dateNav = QRect((_avail.width() - dateWidth) / 2, _avail.y() + _avail.height() - ((st::medviewPolaroid.bottom() + st::medviewBottomBar) / 2) + ((st::medviewNameTop + st::medviewDateTop) / 2), dateWidth, st::medviewDateFont->height);
// }
// } else {
// int32 pminw = qMin(st::medviewPolaroidMin.width(), int(_avail.width() - 2 * st::medviewNavBarWidth));
//
// int32 pl = _x - st::medviewPolaroid.left(), plw = st::medviewPolaroid.left();
// if (pl < st::medviewNavBarWidth) pl = st::medviewNavBarWidth;
// int32 pr = _x + _w + st::medviewPolaroid.right(), prw = st::medviewPolaroid.right();
// if (pr > _avail.width() - st::medviewNavBarWidth) pr = _avail.width() - st::medviewNavBarWidth;
//
// if (_w + st::medviewPolaroid.left() + st::medviewPolaroid.right() < pminw) {
// pl = (_avail.width() - pminw) / 2;
// plw = _x - pl;
// pr = pl + pminw;
// prw = pr - (_x + _w);
// }
//
// int32 pminh = qMin(st::medviewPolaroidMin.height(), int(_avail.height() - st::medviewBottomBar));
//
// int32 pt = _y - st::medviewPolaroid.top(), pth = st::medviewPolaroid.top();
// if (pt < 0) pt = 0;
// int32 pb = _y + _h + st::medviewPolaroid.bottom(), pbh = st::medviewPolaroid.bottom();
// if (pb > _avail.height() - st::medviewBottomBar) pb = _avail.height() - st::medviewBottomBar;
//
// if (_h + st::medviewPolaroid.top() + st::medviewPolaroid.bottom() < pminh) {
// pt = (_avail.height() - st::medviewBottomBar - pminh) / 2;
// pth = _y - pt;
// pb = pt + pminh;
// pbh = pb - (_y + _h);
// }
//
// _polaroidOut = QRect(pl, pt, pr - pl, pb - pt);
// _polaroidIn = QRect(pl + plw, pt + pth, pr - pl - prw - plw, pb - pt - pbh - pth);
//
// int32 nameWidth = _fromName.maxWidth(), maxWidth = _polaroidOut.width() - st::medviewPolaroid.left() - st::medviewPolaroid.right(), dateWidth = st::medviewDateFont->m.width(_dateText);
// if (nameWidth > maxWidth) {
// nameWidth = maxWidth;
// }
// _nameNav = QRect(_polaroidIn.x() + ((_polaroidIn.width() - nameWidth) / 2), _polaroidOut.y() + _polaroidOut.height() - st::medviewPolaroid.bottom() + st::medviewNameTop, nameWidth, st::medviewNameFont->height);
// _dateNav = QRect(_polaroidIn.x() + ((_polaroidIn.width() - dateWidth) / 2), _polaroidOut.y() + _polaroidOut.height() - st::medviewPolaroid.bottom() + st::medviewDateTop, dateWidth, st::medviewDateFont->height);
// }
//}
QColor MediaView::overColor(const QColor &a, float64 ca, const QColor &b, float64 cb) {
QColor res;
float64 o = a.alphaF() * ca + b.alphaF() * cb - a.alphaF() * ca * b.alphaF() * cb;
float64 ka = (o > 0.001) ? (a.alphaF() * ca * (1 - (b.alphaF() * cb)) / o) : 0;
float64 kb = (o > 0.001) ? (b.alphaF() * cb / o) : 0;
res.setRedF(a.redF() * ka + b.redF() * kb);
res.setGreenF(a.greenF() * ka + b.greenF() * kb);
res.setBlueF(a.blueF() * ka + b.blueF() * kb);
res.setAlphaF(o);
return res;
}
float64 MediaView::overLevel(OverState control) {
ShowingOpacities::const_iterator i = _animOpacities.constFind(control);
return (i == _animOpacities.cend()) ? (_over == control ? 1 : 0) : i->current();
}
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