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mediaview.cpp
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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "mediaview.h"
#include "lang/lang_keys.h"
#include "mainwidget.h"
#include "mainwindow.h"
#include "application.h"
#include "core/file_utilities.h"
#include "core/mime_type.h"
#include "ui/widgets/popup_menu.h"
#include "ui/widgets/buttons.h"
#include "ui/image/image.h"
#include "ui/text_options.h"
#include "media/media_clip_reader.h"
#include "media/view/media_clip_controller.h"
#include "media/view/media_view_group_thumbs.h"
#include "media/media_audio.h"
#include "history/history.h"
#include "history/history_message.h"
#include "data/data_media_types.h"
#include "data/data_session.h"
#include "window/themes/window_theme_preview.h"
#include "window/window_peer_menu.h"
#include "observer_peer.h"
#include "auth_session.h"
#include "messenger.h"
#include "layout.h"
#include "storage/file_download.h"
#include "calls/calls_instance.h"
#include "styles/style_mediaview.h"
#include "styles/style_history.h"
namespace {
constexpr auto kPreloadCount = 4;
// Preload X message ids before and after current.
constexpr auto kIdsLimit = 48;
// Preload next messages if we went further from current than that.
constexpr auto kIdsPreloadAfter = 28;
Images::Options VideoThumbOptions(not_null<DocumentData*> document) {
const auto result = Images::Option::Smooth | Images::Option::Blurred;
return (document && document->isVideoMessage())
? (result | Images::Option::Circled)
: result;
}
} // namespace
struct MediaView::SharedMedia {
SharedMedia(SharedMediaKey key) : key(key) {
}
SharedMediaKey key;
rpl::lifetime lifetime;
};
struct MediaView::UserPhotos {
UserPhotos(UserPhotosKey key) : key(key) {
}
UserPhotosKey key;
rpl::lifetime lifetime;
};
struct MediaView::Collage {
Collage(CollageKey key) : key(key) {
}
CollageKey key;
};
MediaView::MediaView()
: TWidget(nullptr)
, _transparentBrush(style::transparentPlaceholderBrush())
, _animStarted(getms())
, _docDownload(this, lang(lng_media_download), st::mediaviewFileLink)
, _docSaveAs(this, lang(lng_mediaview_save_as), st::mediaviewFileLink)
, _docCancel(this, lang(lng_cancel), st::mediaviewFileLink)
, _radial(animation(this, &MediaView::step_radial))
, _lastAction(-st::mediaviewDeltaFromLastAction, -st::mediaviewDeltaFromLastAction)
, _a_state(animation(this, &MediaView::step_state))
, _dropdown(this, st::mediaviewDropdownMenu)
, _dropdownShowTimer(this) {
subscribe(Lang::Current().updated(), [this] { refreshLang(); });
setWindowIcon(Window::CreateIcon());
setWindowTitle(qsl("Media viewer"));
TextCustomTagsMap custom;
custom.insert(QChar('c'), qMakePair(textcmdStartLink(1), textcmdStopLink()));
_saveMsgText.setRichText(st::mediaviewSaveMsgStyle, lang(lng_mediaview_saved), Ui::DialogTextOptions(), custom);
_saveMsg = QRect(0, 0, _saveMsgText.maxWidth() + st::mediaviewSaveMsgPadding.left() + st::mediaviewSaveMsgPadding.right(), st::mediaviewSaveMsgStyle.font->height + st::mediaviewSaveMsgPadding.top() + st::mediaviewSaveMsgPadding.bottom());
_saveMsgText.setLink(1, std::make_shared<LambdaClickHandler>([this] { showSaveMsgFile(); }));
connect(QApplication::desktop(), SIGNAL(resized(int)), this, SLOT(onScreenResized(int)));
// While we have one mediaview for all authsessions we have to do this.
auto handleAuthSessionChange = [this] {
if (AuthSession::Exists()) {
subscribe(Auth().downloaderTaskFinished(), [this] {
if (!isHidden()) {
updateControls();
}
});
subscribe(Auth().calls().currentCallChanged(), [this](Calls::Call *call) {
if (call && _clipController && !_videoPaused) {
onVideoPauseResume();
}
});
subscribe(Auth().documentUpdated, [this](DocumentData *document) {
if (!isHidden()) {
documentUpdated(document);
}
});
subscribe(Auth().messageIdChanging, [this](std::pair<not_null<HistoryItem*>, MsgId> update) {
changingMsgId(update.first, update.second);
});
} else {
_sharedMedia = nullptr;
_userPhotos = nullptr;
_collage = nullptr;
}
};
subscribe(Messenger::Instance().authSessionChanged(), [handleAuthSessionChange] {
handleAuthSessionChange();
});
handleAuthSessionChange();
setWindowFlags(Qt::FramelessWindowHint);
moveToScreen();
setAttribute(Qt::WA_NoSystemBackground, true);
setAttribute(Qt::WA_TranslucentBackground, true);
setMouseTracking(true);
hide();
createWinId();
if (cPlatform() == dbipLinux32 || cPlatform() == dbipLinux64) {
windowHandle()->setTransientParent(App::wnd()->windowHandle());
setWindowModality(Qt::WindowModal);
}
if (cPlatform() != dbipMac && cPlatform() != dbipMacOld) {
setWindowState(Qt::WindowFullScreen);
}
_saveMsgUpdater.setSingleShot(true);
connect(&_saveMsgUpdater, SIGNAL(timeout()), this, SLOT(updateImage()));
setAttribute(Qt::WA_AcceptTouchEvents);
_touchTimer.setSingleShot(true);
connect(&_touchTimer, SIGNAL(timeout()), this, SLOT(onTouchTimer()));
_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()));
_dropdown->setHiddenCallback([this] { dropdownHidden(); });
_dropdownShowTimer->setSingleShot(true);
connect(_dropdownShowTimer, SIGNAL(timeout()), this, SLOT(onDropdown()));
}
void MediaView::refreshLang() {
InvokeQueued(this, [this] { updateThemePreviewGeometry(); });
}
void MediaView::moveToScreen() {
auto widgetScreen = [&](auto &&widget) -> QScreen* {
if (auto handle = widget ? widget->windowHandle() : nullptr) {
return handle->screen();
}
return nullptr;
};
auto activeWindow = Messenger::Instance().getActiveWindow();
auto activeWindowScreen = widgetScreen(activeWindow);
auto myScreen = widgetScreen(this);
if (activeWindowScreen && myScreen && myScreen != activeWindowScreen) {
windowHandle()->setScreen(activeWindowScreen);
}
const auto screen = activeWindowScreen ? activeWindowScreen : QApplication::primaryScreen();
const auto available = screen->geometry();
if (geometry() != available) {
setGeometry(available);
}
auto navSkip = 2 * st::mediaviewControlMargin + st::mediaviewControlSize;
_closeNav = myrtlrect(width() - st::mediaviewControlMargin - st::mediaviewControlSize, st::mediaviewControlMargin, st::mediaviewControlSize, st::mediaviewControlSize);
_closeNavIcon = centerrect(_closeNav, st::mediaviewClose);
_leftNav = myrtlrect(st::mediaviewControlMargin, navSkip, st::mediaviewControlSize, height() - 2 * navSkip);
_leftNavIcon = centerrect(_leftNav, st::mediaviewLeft);
_rightNav = myrtlrect(width() - st::mediaviewControlMargin - st::mediaviewControlSize, navSkip, st::mediaviewControlSize, height() - 2 * navSkip);
_rightNavIcon = centerrect(_rightNav, st::mediaviewRight);
_saveMsg.moveTo((width() - _saveMsg.width()) / 2, (height() - _saveMsg.height()) / 2);
}
bool MediaView::fileShown() const {
return !_current.isNull() || gifShown();
}
bool MediaView::fileBubbleShown() const {
return (!_photo && !_doc) || (_doc && !fileShown() && !_themePreviewShown);
}
bool MediaView::gifShown() const {
if (_gif && _gif->ready()) {
if (!_gif->started()) {
const auto streamVideo = _doc
&& (_doc->isVideoFile() || _doc->isVideoMessage());
const auto pauseOnStart = (_autoplayVideoDocument != _doc);
if (streamVideo && pauseOnStart && !_gif->videoPaused()) {
const_cast<MediaView*>(this)->toggleVideoPaused();
}
const auto rounding = (_doc && _doc->isVideoMessage())
? ImageRoundRadius::Ellipse
: ImageRoundRadius::None;
_gif->start(
_gif->width() / cIntRetinaFactor(),
_gif->height() / cIntRetinaFactor(),
_gif->width() / cIntRetinaFactor(),
_gif->height() / cIntRetinaFactor(),
rounding,
RectPart::AllCorners);
const_cast<MediaView*>(this)->_current = QPixmap();
updateMixerVideoVolume();
Global::RefVideoVolumeChanged().notify();
}
return true;// _gif->state() != Media::Clip::State::Error;
}
return false;
}
void MediaView::stopGif() {
_gif = nullptr;
_videoPaused = _videoStopped = _videoIsSilent = false;
_fullScreenVideo = false;
_clipController.destroy();
disconnect(Media::Player::mixer(), SIGNAL(updated(const AudioMsgId&)), this, SLOT(onVideoPlayProgress(const AudioMsgId&)));
}
void MediaView::documentUpdated(DocumentData *doc) {
if (fileBubbleShown() && _doc && _doc == doc) {
if ((_doc->loading() && _docCancel->isHidden()) || (!_doc->loading() && !_docCancel->isHidden())) {
updateControls();
} else if (_doc->loading()) {
updateDocSize();
update(_docRect);
}
}
}
void MediaView::changingMsgId(not_null<HistoryItem*> row, MsgId newId) {
if (row->fullId() == _msgid) {
_msgid = FullMsgId(_msgid.channel, newId);
refreshMediaViewer();
}
}
void MediaView::updateDocSize() {
if (!_doc || !fileBubbleShown()) return;
if (_doc->loading()) {
quint64 ready = _doc->loadOffset(), 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 if (total >= 1024) {
qint64 readyKb = (ready / 1024), totalKb = (total / 1024);
readyStr = QString::number(readyKb);
totalStr = QString::number(totalKb);
mb = qsl("KB");
} else {
readyStr = QString::number(ready);
totalStr = QString::number(total);
mb = qsl("B");
}
_docSize = lng_media_save_progress(lt_ready, readyStr, lt_total, totalStr, lt_mb, mb);
} else {
_docSize = formatSizeText(_doc->size);
}
_docSizeWidth = st::mediaviewFont->width(_docSize);
int32 maxw = st::mediaviewFileSize.width() - st::mediaviewFileIconSize - st::mediaviewFilePadding * 3;
if (_docSizeWidth > maxw) {
_docSize = st::mediaviewFont->elided(_docSize, maxw);
_docSizeWidth = st::mediaviewFont->width(_docSize);
}
}
void MediaView::refreshNavVisibility() {
if (_sharedMediaData) {
_leftNavVisible = _index && (*_index > 0);
_rightNavVisible = _index && (*_index + 1 < _sharedMediaData->size());
} else if (_userPhotosData) {
_leftNavVisible = _index && (*_index > 0);
_rightNavVisible = _index && (*_index + 1 < _userPhotosData->size());
} else if (_collageData) {
_leftNavVisible = _index && (*_index > 0);
_rightNavVisible = _index && (*_index + 1 < _collageData->items.size());
} else {
_leftNavVisible = false;
_rightNavVisible = false;
}
}
void MediaView::updateControls() {
if (_doc && fileBubbleShown()) {
if (_doc->loading()) {
_docDownload->hide();
_docSaveAs->hide();
_docCancel->moveToLeft(_docRect.x() + 2 * st::mediaviewFilePadding + st::mediaviewFileIconSize, _docRect.y() + st::mediaviewFilePadding + st::mediaviewFileLinksTop);
_docCancel->show();
} else {
if (_doc->loaded(DocumentData::FilePathResolveChecked)) {
_docDownload->hide();
_docSaveAs->moveToLeft(_docRect.x() + 2 * st::mediaviewFilePadding + st::mediaviewFileIconSize, _docRect.y() + st::mediaviewFilePadding + st::mediaviewFileLinksTop);
_docSaveAs->show();
_docCancel->hide();
} else {
_docDownload->moveToLeft(_docRect.x() + 2 * st::mediaviewFilePadding + st::mediaviewFileIconSize, _docRect.y() + st::mediaviewFilePadding + st::mediaviewFileLinksTop);
_docDownload->show();
_docSaveAs->moveToLeft(_docRect.x() + 2.5 * st::mediaviewFilePadding + st::mediaviewFileIconSize + _docDownload->width(), _docRect.y() + st::mediaviewFilePadding + st::mediaviewFileLinksTop);
_docSaveAs->show();
_docCancel->hide();
}
}
updateDocSize();
} else {
_docDownload->hide();
_docSaveAs->hide();
_docCancel->hide();
}
radialStart();
updateThemePreviewGeometry();
_saveVisible = ((_photo && _photo->loaded()) || (_doc && (_doc->loaded(DocumentData::FilePathResolveChecked) || (!fileShown() && (_photo || _doc)))));
_saveNav = myrtlrect(width() - st::mediaviewIconSize.width() * 2, height() - st::mediaviewIconSize.height(), st::mediaviewIconSize.width(), st::mediaviewIconSize.height());
_saveNavIcon = centerrect(_saveNav, st::mediaviewSave);
_moreNav = myrtlrect(width() - st::mediaviewIconSize.width(), height() - st::mediaviewIconSize.height(), st::mediaviewIconSize.width(), st::mediaviewIconSize.height());
_moreNavIcon = centerrect(_moreNav, st::mediaviewMore);
const auto dNow = QDateTime::currentDateTime();
const auto d = [&] {
if (const auto item = App::histItemById(_msgid)) {
return ItemDateTime(item);
} else if (_photo) {
return ParseDateTime(_photo->date);
} else if (_doc) {
return ParseDateTime(_doc->date);
}
return dNow;
}();
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::mediaviewTextStyle, (_from->migrateTo() ? _from->migrateTo() : _from)->name, Ui::NameTextOptions());
_nameNav = myrtlrect(st::mediaviewTextLeft, height() - st::mediaviewTextTop, qMin(_fromName.maxWidth(), width() / 3), st::mediaviewFont->height);
_dateNav = myrtlrect(st::mediaviewTextLeft + _nameNav.width() + st::mediaviewTextSkip, height() - st::mediaviewTextTop, st::mediaviewFont->width(_dateText), st::mediaviewFont->height);
} else {
_nameNav = QRect();
_dateNav = myrtlrect(st::mediaviewTextLeft, height() - st::mediaviewTextTop, st::mediaviewFont->width(_dateText), st::mediaviewFont->height);
}
updateHeader();
refreshNavVisibility();
resizeCenteredControls();
updateOver(mapFromGlobal(QCursor::pos()));
update();
}
void MediaView::resizeCenteredControls() {
const auto bottomSkip = std::max(
_dateNav.left() + _dateNav.width(),
_headerNav.left() + _headerNav.width())
+ st::mediaviewCaptionMargin.width();
_groupThumbsAvailableWidth = std::max(
width() - 2 * bottomSkip,
st::msgMinWidth
+ st::mediaviewCaptionPadding.left()
+ st::mediaviewCaptionPadding.right());
_groupThumbsLeft = (width() - _groupThumbsAvailableWidth) / 2;
refreshGroupThumbs();
_groupThumbsTop = _groupThumbs ? (height() - _groupThumbs->height()) : 0;
refreshClipControllerGeometry();
refreshCaptionGeometry();
}
void MediaView::refreshCaptionGeometry() {
if (_caption.isEmpty()) {
_captionRect = QRect();
return;
}
if (_groupThumbs && _groupThumbs->hiding()) {
_groupThumbs = nullptr;
_groupThumbsRect = QRect();
}
const auto captionBottom = _clipController
? (_clipController->y() - st::mediaviewCaptionMargin.height())
: _groupThumbs
? _groupThumbsTop
: height() - st::mediaviewCaptionMargin.height();
const auto captionWidth = std::min(
_groupThumbsAvailableWidth
- st::mediaviewCaptionPadding.left()
- st::mediaviewCaptionPadding.right(),
_caption.maxWidth());
const auto captionHeight = std::min(
_caption.countHeight(captionWidth),
height() / 4
- st::mediaviewCaptionPadding.top()
- st::mediaviewCaptionPadding.bottom()
- 2 * st::mediaviewCaptionMargin.height());
_captionRect = QRect(
(width() - captionWidth) / 2,
captionBottom
- captionHeight
- st::mediaviewCaptionPadding.bottom(),
captionWidth,
captionHeight);
}
void MediaView::updateActions() {
_actions.clear();
if (_doc && _doc->loading()) {
_actions.push_back({ lang(lng_cancel), SLOT(onSaveCancel()) });
}
if (IsServerMsgId(_msgid.msg)) {
_actions.push_back({ lang(lng_context_to_msg), SLOT(onToMessage()) });
}
if (_doc && !_doc->filepath(DocumentData::FilePathResolveChecked).isEmpty()) {
_actions.push_back({ lang((cPlatform() == dbipMac || cPlatform() == dbipMacOld) ? lng_context_show_in_finder : lng_context_show_in_folder), SLOT(onShowInFolder()) });
}
if ((_doc && fileShown()) || (_photo && _photo->loaded())) {
_actions.push_back({ lang(lng_mediaview_copy), SLOT(onCopy()) });
}
if (_canForwardItem) {
_actions.push_back({ lang(lng_mediaview_forward), SLOT(onForward()) });
}
auto canDelete = [&] {
if (_canDeleteItem) {
return true;
} else if (!_msgid && _photo && _user && _user == Auth().user()) {
return _userPhotosData && _fullIndex && _fullCount;
} else if (_photo && _photo->peer && _photo->peer->userpicPhotoId() == _photo->id) {
if (auto chat = _photo->peer->asChat()) {
return chat->canEdit();
} else if (auto channel = _photo->peer->asChannel()) {
return channel->canEditInformation();
}
}
return false;
}();
if (canDelete) {
_actions.push_back({ lang(lng_mediaview_delete), SLOT(onDelete()) });
}
_actions.push_back({ lang(lng_mediaview_save_as), SLOT(onSaveAs()) });
if (const auto overviewType = computeOverviewType()) {
_actions.push_back({ lang(_doc ? lng_mediaview_files_all : lng_mediaview_photos_all), SLOT(onOverview()) });
}
}
auto MediaView::computeOverviewType() const
-> std::optional<SharedMediaType> {
if (const auto mediaType = sharedMediaType()) {
if (const auto overviewType = SharedMediaOverviewType(*mediaType)) {
return overviewType;
} else if (mediaType == SharedMediaType::PhotoVideo) {
if (_photo) {
return SharedMediaOverviewType(SharedMediaType::Photo);
} else if (_doc) {
return SharedMediaOverviewType(SharedMediaType::Video);
}
}
}
return std::nullopt;
}
void MediaView::step_state(TimeMs ms, bool timer) {
if (anim::Disabled()) {
ms += st::mediaviewShowDuration + st::mediaviewHideDuration;
}
bool result = false;
for (auto i = _animations.begin(); i != _animations.end();) {
TimeMs 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::mediaviewFadeDuration;
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::mediaviewShowDuration : st::mediaviewHideDuration);
if (dt >= 1) {
a_cOpacity.finish();
_controlsState = (_controlsState == ControlsShowing ? ControlsShown : ControlsHidden);
updateCursor();
} else {
a_cOpacity.update(dt, anim::linear);
}
const auto toUpdate = QRegion()
+ (_over == OverLeftNav ? _leftNav : _leftNavIcon)
+ (_over == OverRightNav ? _rightNav : _rightNavIcon)
+ (_over == OverClose ? _closeNav : _closeNavIcon)
+ _saveNavIcon
+ _moreNavIcon
+ _headerNav
+ _nameNav
+ _dateNav
+ _captionRect.marginsAdded(st::mediaviewCaptionPadding)
+ _groupThumbsRect;
update(toUpdate);
if (dt < 1) result = true;
}
if (!result && _animations.isEmpty()) {
_a_state.stop();
}
}
void MediaView::updateCursor() {
setCursor(_controlsState == ControlsHidden
? Qt::BlankCursor
: (_over == OverNone ? style::cur_default : style::cur_pointer));
}
float64 MediaView::radialProgress() const {
if (_doc) {
return _doc->progress();
} else if (_photo) {
return _photo->full->progress();
}
return 1.;
}
bool MediaView::radialLoading() const {
if (_doc) {
return _doc->loading();
} else if (_photo) {
return _photo->full->loading();
}
return false;
}
QRect MediaView::radialRect() const {
if (_doc) {
return _docIconRect;
} else if (_photo) {
return _photoRadialRect;
}
return QRect();
}
void MediaView::radialStart() {
if (radialLoading() && !_radial.animating()) {
_radial.start(radialProgress());
if (auto shift = radialTimeShift()) {
_radial.update(radialProgress(), !radialLoading(), getms() + shift);
}
}
}
TimeMs MediaView::radialTimeShift() const {
return _photo ? st::radialDuration : 0;
}
void MediaView::step_radial(TimeMs ms, bool timer) {
if (!_doc && !_photo) {
_radial.stop();
return;
}
const auto wasAnimating = _radial.animating();
const auto updated = _radial.update(
radialProgress(),
!radialLoading(),
ms + radialTimeShift());
if (timer && (wasAnimating || _radial.animating()) && (!anim::Disabled() || updated)) {
update(radialRect());
}
const auto ready = _doc && _doc->loaded();
const auto streamVideo = ready && (_doc->isAnimation() || _doc->isVideoFile());
const auto tryOpenImage = ready && (_doc->size < App::kImageSizeLimit);
if (ready && ((tryOpenImage && !_radial.animating()) || streamVideo)) {
if (_doc->isVideoFile() || _doc->isVideoMessage()) {
_autoplayVideoDocument = _doc;
}
if (!_doc->data().isEmpty() && streamVideo) {
displayDocument(_doc, App::histItemById(_msgid));
} else {
auto &location = _doc->location(true);
if (location.accessEnable()) {
if (streamVideo
|| _doc->isTheme()
|| QImageReader(location.name()).canRead()) {
displayDocument(_doc, App::histItemById(_msgid));
}
location.accessDisable();
}
}
}
}
void MediaView::zoomIn() {
int32 newZoom = _zoom;
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;
}
}
zoomUpdate(newZoom);
}
void MediaView::zoomOut() {
int32 newZoom = _zoom;
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;
}
}
zoomUpdate(newZoom);
}
void MediaView::zoomReset() {
int32 newZoom = _zoom;
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 = -((gifShown() ? _gif->height() : (_current.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();
zoomUpdate(newZoom);
}
void MediaView::zoomUpdate(int32 &newZoom) {
if (newZoom != ZoomToScreenLevel) {
while ((newZoom < 0 && (-newZoom + 1) > _w) || (-newZoom + 1) > _h) {
++newZoom;
}
}
setZoomLevel(newZoom);
}
void MediaView::clearData() {
if (!isHidden()) {
hide();
}
if (!_animations.isEmpty()) {
_animations.clear();
_a_state.stop();
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
stopGif();
delete _menu;
_menu = nullptr;
setContext(std::nullopt);
_from = nullptr;
_photo = nullptr;
_doc = nullptr;
_fullScreenVideo = false;
_caption.clear();
}
MediaView::~MediaView() {
delete base::take(_menu);
}
void MediaView::clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) {
setCursor((active || ClickHandler::getPressed()) ? style::cur_pointer : style::cur_default);
update(QRegion(_saveMsg) + _captionRect);
}
void MediaView::clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) {
setCursor((pressed || ClickHandler::getActive()) ? style::cur_pointer : style::cur_default);
update(QRegion(_saveMsg) + _captionRect);
}
void MediaView::showSaveMsgFile() {
File::ShowInFolder(_saveMsgFilename);
}
void MediaView::updateMixerVideoVolume() const {
if (_doc && (_doc->isVideoFile() || _doc->isVideoMessage())) {
Media::Player::mixer()->setVideoVolume(Global::VideoVolume());
}
}
void MediaView::close() {
Messenger::Instance().hideMediaView();
}
void MediaView::activateControls() {
if (!_menu && !_mousePressed) {
_controlsHideTimer.start(int(st::mediaviewWaitHide));
}
if (_fullScreenVideo) {
if (_clipController) {
_clipController->showAnimated();
}
}
if (_controlsState == ControlsHiding || _controlsState == ControlsHidden) {
_controlsState = ControlsShowing;
_controlsAnimStarted = getms();
a_cOpacity.start(1);
if (!_a_state.animating()) _a_state.start();
}
}
void MediaView::onHideControls(bool force) {
if (!force) {
if (!_dropdown->isHidden()
|| _menu
|| _mousePressed
|| (_fullScreenVideo && _clipController && _clipController->geometry().contains(_lastMouseMovePos))) {
return;
}
}
if (_fullScreenVideo) {
if (_clipController) {
_clipController->hideAnimated();
}
}
if (_controlsState == ControlsHiding || _controlsState == ControlsHidden) return;
_lastMouseMovePos = mapFromGlobal(QCursor::pos());
_controlsState = ControlsHiding;
_controlsAnimStarted = getms();
a_cOpacity.start(0);
if (!_a_state.animating()) _a_state.start();
}
void MediaView::dropdownHidden() {
setFocus();
_ignoringDropdown = true;
_lastMouseMovePos = mapFromGlobal(QCursor::pos());
updateOver(_lastMouseMovePos);
_ignoringDropdown = false;
if (!_controlsHideTimer.isActive()) {
onHideControls(true);
}
}
void MediaView::onScreenResized(int screen) {
if (isHidden()) return;
bool ignore = false;
auto screens = QApplication::screens();
if (screen >= 0 && screen < screens.size()) {
if (auto screenHandle = windowHandle()->screen()) {
if (screens.at(screen) != screenHandle) {
ignore = true;
}
}
}
if (!ignore) {
moveToScreen();
auto item = (_msgid ? App::histItemById(_msgid) : nullptr);
if (_photo) {
displayPhoto(_photo, item);
} else if (_doc) {
displayDocument(_doc, item);
}
}
}
void MediaView::onToMessage() {
if (auto item = _msgid ? App::histItemById(_msgid) : 0) {
close();
Ui::showPeerHistoryAtItem(item);
}
}
void MediaView::onSaveAs() {
QString file;
if (_doc) {
const FileLocation &location(_doc->location(true));
if (!_doc->data().isEmpty() || location.accessEnable()) {
QFileInfo alreadyInfo(location.name());
QDir alreadyDir(alreadyInfo.dir());
QString name = alreadyInfo.fileName(), filter;
const auto mimeType = Core::MimeTypeForName(_doc->mimeString());
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 = QString();
} else {
filter = mimeType.filterString() + qsl(";;") + FileDialog::AllFilesFilter();
}
psBringToBack(this);
file = FileNameForSave(lang(lng_save_file), filter, qsl("doc"), name, true, alreadyDir);
psShowOverAll(this);
if (!file.isEmpty() && file != location.name()) {
if (_doc->data().isEmpty()) {
QFile(file).remove();
QFile(location.name()).copy(file);
} else {
QFile f(file);
f.open(QIODevice::WriteOnly);
f.write(_doc->data());
}
}
if (_doc->data().isEmpty()) location.accessDisable();
} else {
if (!fileShown()) {
DocumentSaveClickHandler::Save(fileOrigin(), _doc, true);
updateControls();
} else {
_saveVisible = false;
update(_saveNav);
}
updateOver(_lastMouseMovePos);
}
} else {
if (!_photo || !_photo->loaded()) return;
psBringToBack(this);
auto filter = qsl("JPEG Image (*.jpg);;") + FileDialog::AllFilesFilter();
FileDialog::GetWritePath(
this,
lang(lng_save_photo),
filter,
filedialogDefaultName(
qsl("photo"),
qsl(".jpg"),
QString(),
false,
_photo->date),
crl::guard(this, [this, photo = _photo](const QString &result) {
if (!result.isEmpty() && _photo == photo && photo->loaded()) {
photo->full->pix(fileOrigin()).toImage().save(result, "JPG");
}
psShowOverAll(this);
}), crl::guard(this, [this] {
psShowOverAll(this);
}));
}
activateWindow();
Sandbox::setActiveWindow(this);
setFocus();
}
void MediaView::onDocClick() {
if (_doc->loading()) {
onSaveCancel();
} else {
DocumentOpenClickHandler::Open(
fileOrigin(),
_doc,
App::histItemById(_msgid),
ActionOnLoadNone);
if (_doc->loading() && !_radial.animating()) {
_radial.start(_doc->progress());
}
}
}
void MediaView::clipCallback(Media::Clip::Notification notification) {
using namespace Media::Clip;
if (!_gif) return;
switch (notification) {
case NotificationReinit: {
if (auto item = App::histItemById(_msgid)) {
if (_gif->state() == State::Error) {
stopGif();
updateControls();
update();
break;
} else if (_gif->state() == State::Finished) {
_videoPositionMs = _videoDurationMs;
_videoStopped = true;
updateSilentVideoPlaybackState();
} else {
_videoIsSilent = _doc && (_doc->isVideoFile() || _doc->isVideoMessage()) && !_gif->hasAudio();
_videoDurationMs = _gif->getDurationMs();
_videoPositionMs = _gif->getPositionMs();
if (_videoIsSilent) {
updateSilentVideoPlaybackState();
}
}
displayDocument(_doc, item);
} else {
stopGif();
updateControls();
update();
}
} break;
case NotificationRepaint: {
if (!_gif->currentDisplayed()) {
_videoPositionMs = _gif->getPositionMs();
if (_videoIsSilent) {
updateSilentVideoPlaybackState();
}
update(_x, _y, _w, _h);
}
} break;
}
}
PeerData *MediaView::ui_getPeerForMouseAction() {
return _history ? _history->peer.get() : nullptr;
}
void MediaView::onDownload() {
if (Global::AskDownloadPath()) {
return onSaveAs();
}
QString path;
if (Global::DownloadPath().isEmpty()) {
path = File::DefaultDownloadPath();
} else if (Global::DownloadPath() == qsl("tmp")) {
path = cTempDir();
} else {
path = Global::DownloadPath();
}
QString toName;
if (_doc) {
const FileLocation &location(_doc->location(true));
if (location.accessEnable()) {
if (!QDir().exists(path)) QDir().mkpath(path);
toName = filedialogNextFilename(
_doc->filename(),
location.name(),
path);
if (!toName.isEmpty() && toName != location.name()) {
QFile(toName).remove();
if (!QFile(location.name()).copy(toName)) {
toName = QString();
}