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tdesktop/Telegram/SourceFiles/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 "ui/widgets/popup_menu.h"
#include "ui/widgets/buttons.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 "history/history_media_types.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;
} // namespace
struct MediaView::SharedMedia {
SharedMedia(SharedMediaWithLastSlice::Key key) : key(key) {
}
SharedMediaWithLastSlice::Key key;
rpl::lifetime lifetime;
};
struct MediaView::UserPhotos {
UserPhotos(UserPhotosSlice::Key key) : key(key) {
}
UserPhotosSlice::Key key;
rpl::lifetime lifetime;
};
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(); });
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;
}
};
subscribe(Messenger::Instance().authSessionChanged(), [handleAuthSessionChange] {
handleAuthSessionChange();
});
handleAuthSessionChange();
setWindowFlags(Qt::FramelessWindowHint | Qt::BypassWindowManagerHint | Qt::Tool | Qt::NoDropShadowWindowHint);
moveToScreen();
setAttribute(Qt::WA_NoSystemBackground, true);
setAttribute(Qt::WA_TranslucentBackground, true);
setMouseTracking(true);
hide();
createWinId();
if (cPlatform() == dbipWindows) {
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);
}
auto available = activeWindow ? Sandbox::screenGeometry(activeWindow->geometry().center()) : QApplication::desktop()->screenGeometry();
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 {
_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 (_photo) {
return ParseDateTime(_photo->date);
} else if (_doc) {
return ParseDateTime(_doc->date);
} else if (const auto item = App::histItemById(_msgid)) {
return ItemDateTime(item);
}
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 && App::self() && _user == App::self()) {
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
-> base::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 base::none;
}
void MediaView::step_state(TimeMs ms, bool timer) {
bool result = false;
for (Showing::iterator 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();
_radial.update(radialProgress(), !radialLoading(), ms + radialTimeShift());
if (timer && (wasAnimating || _radial.animating())) {
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(base::none);
_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;
MimeType mimeType = 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::doSave(_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(
lang(lng_save_photo),
filter,
filedialogDefaultName(
qsl("photo"),
qsl(".jpg"),
QString(),
false,
_photo->date),
base::lambda_guarded(this, [this, photo = _photo](const QString &result) {
if (!result.isEmpty() && _photo == photo && photo->loaded()) {
photo->full->pix().toImage().save(result, "JPG");
}
psShowOverAll(this);
}), base::lambda_guarded(this, [this] {
psShowOverAll(this);
}));
}
activateWindow();
Sandbox::setActiveWindow(this);
setFocus();
}
void MediaView::onDocClick() {
if (_doc->loading()) {
onSaveCancel();
} else {
DocumentOpenClickHandler::doOpen(_doc, nullptr, 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 = psDownloadPath();
} 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();
}
}
location.accessDisable();
} else {
if (!fileShown()) {
DocumentSaveClickHandler::doSave(_doc);
updateControls();
} else {
_saveVisible = false;
update(_saveNav);
}
updateOver(_lastMouseMovePos);
}
} else {
if (!_photo || !_photo->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->loading()) {
_doc->cancel();
}
}
void MediaView::onShowInFolder() {
if (!_doc) return;
auto filepath = _doc->filepath(DocumentData::FilePathResolveChecked);
if (!filepath.isEmpty()) {
File::ShowInFolder(filepath);
}
}
void MediaView::onForward() {
auto item = App::histItemById(_msgid);
if (!item || !IsServerMsgId(item->id) || item->serviceMsg()) {
return;
}
close();
Window::ShowForwardMessagesBox({ 1, item->fullId() });
}
void MediaView::onDelete() {
close();
const auto deletingPeerPhoto = [this] {
if (!_msgid) {
return true;
}
if (_photo && _history) {
if (_history->peer->userpicPhotoId() == _photo->id) {
return _firstOpenedPeerPhoto;
}
}
return false;
};
if (deletingPeerPhoto()) {
App::main()->deletePhotoLayer(_photo);
} else {
App::main()->deleteLayer(_msgid);
}
}
void MediaView::onOverview() {
if (_menu) _menu->hideMenu(true);
update();
if (const auto overviewType = computeOverviewType()) {
close();
SharedMediaShowOverview(*overviewType, _history);
}
}
void MediaView::onCopy() {
_dropdown->hideAnimated(Ui::DropdownMenu::HideOption::IgnoreShow);
if (_doc) {
if (!_current.isNull()) {
QApplication::clipboard()->setPixmap(_current);
} else if (gifShown()) {
QApplication::clipboard()->setPixmap(_gif->frameOriginal());
}
} else {
if (!_photo || !_photo->loaded()) return;
QApplication::clipboard()->setPixmap(_photo->full->pix());
}
}
base::optional<MediaView::SharedMediaType> MediaView::sharedMediaType() const {
using Type = SharedMediaType;
if (auto item = App::histItemById(_msgid)) {
if (_photo) {
if (item->toHistoryMessage()) {
return Type::PhotoVideo;
}
return Type::ChatPhoto;
} else if (_doc) {
if (_doc->isGifv()) {
return Type::GIF;
} else if (_doc->isVideoFile()) {
return Type::PhotoVideo;
}
return Type::File;
}
}
return base::none;
}
base::optional<MediaView::SharedMediaKey> MediaView::sharedMediaKey() const {
if (!_msgid && _peer && !_user && _photo && _peer->userpicPhotoId() == _photo->id) {
return SharedMediaKey {
_history->peer->id,
_migrated ? _migrated->peer->id : 0,
SharedMediaType::ChatPhoto,
_peer->userpicPhotoId()
};
}
if (!IsServerMsgId(_msgid.msg)) {
return base::none;
}
auto keyForType = [this](SharedMediaType type) -> SharedMediaKey {
return {
_history->peer->id,
_migrated ? _migrated->peer->id : 0,
type,
(_msgid.channel == _history->channelId()) ? _msgid.msg : (_msgid.msg - ServerMaxMsgId) };
};
return
sharedMediaType()
| keyForType;
}
bool MediaView::validSharedMedia() const {
if (auto key = sharedMediaKey()) {
if (!_sharedMedia) {
return false;
}
using Key = SharedMediaWithLastSlice::Key;
auto inSameDomain = [](const Key &a, const Key &b) {
return (a.type == b.type)
&& (a.peerId == b.peerId)
&& (a.migratedPeerId == b.migratedPeerId);
};
auto countDistanceInData = [&](const Key &a, const Key &b) {
return [&](const SharedMediaWithLastSlice &data) {
return inSameDomain(a, b)
? data.distance(a, b)
: base::optional<int>();
};
};
if (key == _sharedMedia->key) {
return true;
} else if (!_sharedMediaDataKey
|| _sharedMedia->key != *_sharedMediaDataKey) {
return false;
}
auto distance = _sharedMediaData
| countDistanceInData(*key, _sharedMedia->key)
| func::abs;
if (distance) {
return (*distance < kIdsPreloadAfter);
}
}
return (_sharedMedia == nullptr);
}
void MediaView::validateSharedMedia() {
if (auto key = sharedMediaKey()) {
_sharedMedia = std::make_unique<SharedMedia>(*key);
auto viewer = (key->type == SharedMediaType::ChatPhoto)
? SharedMediaWithLastReversedViewer
: SharedMediaWithLastViewer;
viewer(
*key,
kIdsLimit,
kIdsLimit
) | rpl::start_with_next([this](
SharedMediaWithLastSlice &&update) {
handleSharedMediaUpdate(std::move(update));
}, _sharedMedia->lifetime);
} else {
_sharedMedia = nullptr;
_sharedMediaData = base::none;
_sharedMediaDataKey = base::none;
}
}
void MediaView::handleSharedMediaUpdate(SharedMediaWithLastSlice &&update) {
if ((!_photo && !_doc) || !_sharedMedia) {
_sharedMediaData = base::none;
_sharedMediaDataKey = base::none;
} else {
_sharedMediaData = std::move(update);
_sharedMediaDataKey = _sharedMedia->key;
}
findCurrent();
updateControls();
preloadData(0);
}
base::optional<MediaView::UserPhotosKey> MediaView::userPhotosKey() const {
if (!_msgid && _user && _photo) {
return UserPhotosKey {
_user->bareId(),
_photo->id
};
}
return base::none;
}
bool MediaView::validUserPhotos() const {
if (auto key = userPhotosKey()) {
if (!_userPhotos) {
return false;
}
auto countDistanceInData = [](const auto &a, const auto &b) {
return [&](const UserPhotosSlice &data) {
return data.distance(a, b);
};
};
auto distance = (key == _userPhotos->key) ? 0 :
_userPhotosData
| countDistanceInData(*key, _userPhotos->key)
| func::abs;
if (distance) {
return (*distance < kIdsPreloadAfter);
}
}
return (_userPhotos == nullptr);
}
void MediaView::validateUserPhotos() {
if (auto key = userPhotosKey()) {
_userPhotos = std::make_unique<UserPhotos>(*key);
UserPhotosReversedViewer(
*key,
kIdsLimit,
kIdsLimit
) | rpl::start_with_next([this](
UserPhotosSlice &&update) {
handleUserPhotosUpdate(std::move(update));
}, _userPhotos->lifetime);
} else {
_userPhotos = nullptr;
_userPhotosData = base::none;
}
}
void MediaView::handleUserPhotosUpdate(UserPhotosSlice &&update) {
if (!_photo || !_userPhotos) {
_userPhotosData = base::none;
} else {
_userPhotosData = std::move(update);
}
findCurrent();
updateControls();
preloadData(0);
}
void MediaView::refreshMediaViewer() {
if (!validSharedMedia()) {
validateSharedMedia();
}
if (!validUserPhotos()) {
validateUserPhotos();
}
findCurrent();
updateControls();
preloadData(0);
}
void MediaView::refreshCaption(HistoryItem *item) {
_caption = Text();
if (!item) {
return;
}
const auto caption = item->originalText();
if (caption.text.isEmpty()) {
return;
}
const auto asBot = [&] {
if (const auto author = item->author()->asUser()) {
return author->botInfo != nullptr;
}
return false;
}();
_caption = Text(st::msgMinWidth);
_caption.setMarkedText(
st::mediaviewCaptionStyle,
caption,
Ui::ItemTextOptions(item));
}
void MediaView::refreshGroupThumbs() {
const auto existed = (_groupThumbs != nullptr);
if (_index && _sharedMediaData) {
Media::View::GroupThumbs::Refresh(
_groupThumbs,
*_sharedMediaData,
*_index,
_groupThumbsAvailableWidth);
} else if (_index && _userPhotosData) {
Media::View::GroupThumbs::Refresh(
_groupThumbs,
*_userPhotosData,
*_index,
_groupThumbsAvailableWidth);
} else if (_groupThumbs) {
_groupThumbs->clear();
_groupThumbs->resizeToWidth(_groupThumbsAvailableWidth);
}
if (_groupThumbs && !existed) {
initGroupThumbs();
}
}
void MediaView::initGroupThumbs() {
Expects(_groupThumbs != nullptr);
_groupThumbs->updateRequests(
) | rpl::start_with_next([this](QRect rect) {
const auto shift = (width() / 2);
_groupThumbsRect = QRect(
shift + rect.x(),
_groupThumbsTop,
rect.width(),
_groupThumbs->height());
update(_groupThumbsRect);
}, _groupThumbs->lifetime());
_groupThumbs->activateRequests(
) | rpl::start_with_next([this](Media::View::GroupThumbs::Key key) {
if (const auto photoId = base::get_if<PhotoId>(&key)) {
const auto photo = Auth().data().photo(*photoId);
moveToEntity({ photo, nullptr });
} else if (const auto itemId = base::get_if<FullMsgId>(&key)) {
moveToEntity(entityForItemId(*itemId));
}
}, _groupThumbs->lifetime());
_groupThumbsRect = QRect(
_groupThumbsLeft,
_groupThumbsTop,
width() - 2 * _groupThumbsLeft,
height() - _groupThumbsTop);
}
void MediaView::showPhoto(not_null<PhotoData*> photo, HistoryItem *context) {
if (context) {
setContext(context);
} else {
setContext(base::none);
}
_firstOpenedPeerPhoto = false;
_saveMsgStarted = 0;
_loadRequest = 0;
_over = OverNone;
_pressed = false;
_dragging = 0;
setCursor(style::cur_default);
if (!_animations.isEmpty()) {
_animations.clear();
_a_state.stop();
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
_photo = photo;
refreshMediaViewer();
displayPhoto(photo, context);
preloadData(0);
activateControls();
}
void MediaView::showPhoto(not_null<PhotoData*> photo, not_null<PeerData*> context) {
setContext(context);
_firstOpenedPeerPhoto = true;
_saveMsgStarted = 0;
_loadRequest = 0;
_over = OverNone;
setCursor(style::cur_default);
if (!_animations.isEmpty()) {
_animations.clear();
_a_state.stop();
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
_photo = photo;
refreshMediaViewer();
displayPhoto(photo, 0);
preloadData(0);
activateControls();
}
void MediaView::showDocument(not_null<DocumentData*> document, HistoryItem *context) {
if (context) {
setContext(context);
} else {
setContext(base::none);
}
_photo = nullptr;
_saveMsgStarted = 0;
_loadRequest = 0;
_down = OverNone;
_pressed = false;
_dragging = 0;
setCursor(style::cur_default);
if (!_animations.isEmpty()) {
_animations.clear();
_a_state.stop();
}
if (!_animOpacities.isEmpty()) _animOpacities.clear();
if (document->isVideoFile() || document->isVideoMessage()) {
_autoplayVideoDocument = document;
}
displayDocument(document, context);
preloadData(0);
activateControls();
}
void MediaView::displayPhoto(not_null<PhotoData*> photo, HistoryItem *item) {
stopGif();
destroyThemePreview();
_doc = _autoplayVideoDocument = nullptr;
_fullScreenVideo = false;
_photo = photo;
_radial.stop();
refreshMediaViewer();
_photoRadialRect = QRect(QPoint((width() - st::radialSize.width()) / 2, (height() - st::radialSize.height()) / 2), st::radialSize);
_zoom = 0;
refreshCaption(item);
_zoomToScreen = 0;
Auth().downloader().clearPriorities();
_full = -1;
_current = QPixmap();
_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 (_msgid && item) {
_from = item->senderOriginal();
} else {
_from = _user;
}
_photo->download();
displayFinished();
}
void MediaView::destroyThemePreview() {
_themePreviewId = 0;
_themePreviewShown = false;
_themePreview.reset();
_themeApply.destroy();
_themeCancel.destroy();
}
void MediaView::displayDocument(DocumentData *doc, HistoryItem *item) { // empty messages shown as docs: doc can be NULL
auto documentChanged = (!doc || doc != _doc || (item && item->fullId() != _msgid));
if (documentChanged || (!doc->isAnimation() && !doc->isVideoFile())) {
_fullScreenVideo = false;
_current = QPixmap();
stopGif();
} else if (gifShown()) {
_current = QPixmap();
}
if (documentChanged || !doc->isTheme()) {
destroyThemePreview();
}
_doc = doc;
_photo = nullptr;
_radial.stop();
refreshMediaViewer();
if (_autoplayVideoDocument && _doc != _autoplayVideoDocument) {
_autoplayVideoDocument = nullptr;
}
if (documentChanged) {
refreshCaption(item);
}
if (_doc) {
if (_doc->sticker()) {
_doc->checkSticker();
if (!_doc->sticker()->img->isNull()) {
_current = _doc->sticker()->img->pix();
} else {
_current = _doc->thumb->pixBlurred(_doc->dimensions.width(), _doc->dimensions.height());
}
} else {
_doc->automaticLoad(item);
if (_doc->isAnimation() || _doc->isVideoFile()) {
initAnimation();
} else if (_doc->isTheme()) {
initThemePreview();
} else {
auto &location = _doc->location(true);
if (location.accessEnable()) {
if (QImageReader(location.name()).canRead()) {
_current = App::pixmapFromImageInPlace(App::readImage(location.name(), 0, false));
}
}
location.accessDisable();
}
}
}
_docIconRect = QRect((width() - st::mediaviewFileIconSize) / 2, (height() - st::mediaviewFileIconSize) / 2, st::mediaviewFileIconSize, st::mediaviewFileIconSize);
if (fileBubbleShown()) {
if (!_doc || _doc->thumb->isNull()) {
int32 colorIndex = documentColorIndex(_doc, _docExt);
_docIconColor = documentColor(colorIndex);
const style::icon *(thumbs[]) = { &st::mediaviewFileBlue, &st::mediaviewFileGreen, &st::mediaviewFileRed, &st::mediaviewFileYellow };
_docIcon = thumbs[colorIndex];
int32 extmaxw = (st::mediaviewFileIconSize - st::mediaviewFileExtPadding * 2);
_docExtWidth = st::mediaviewFileExtFont->width(_docExt);
if (_docExtWidth > extmaxw) {
_docExt = st::mediaviewFileNameFont->elided(_docExt, extmaxw, Qt::ElideMiddle);
_docExtWidth = st::mediaviewFileNameFont->width(_docExt);
}
} 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::mediaviewFileIconSize) / th;
_docThumbx = (_docThumbw - st::mediaviewFileIconSize) / 2;
_docThumby = 0;
} else {
_docThumbw = st::mediaviewFileIconSize;
_docThumbx = 0;
_docThumby = ((th * _docThumbw) / tw - st::mediaviewFileIconSize) / 2;
}
}
int32 maxw = st::mediaviewFileSize.width() - st::mediaviewFileIconSize - st::mediaviewFilePadding * 3;
if (_doc) {
_docName = (_doc->type == StickerDocument)
? lang(lng_in_dlg_sticker)
: (_doc->type == AnimatedDocument
? qsl("GIF")
: (_doc->filename().isEmpty()
? lang(lng_mediaview_doc_image)
: _doc->filename()));
} else {
_docName = lang(lng_message_empty);
}
_docNameWidth = st::mediaviewFileNameFont->width(_docName);
if (_docNameWidth > maxw) {
_docName = st::mediaviewFileNameFont->elided(_docName, maxw, Qt::ElideMiddle);
_docNameWidth = st::mediaviewFileNameFont->width(_docName);
}
// _docSize is updated in updateControls()
_docRect = QRect((width() - st::mediaviewFileSize.width()) / 2, (height() - st::mediaviewFileSize.height()) / 2, st::mediaviewFileSize.width(), st::mediaviewFileSize.height());
_docIconRect = myrtlrect(_docRect.x() + st::mediaviewFilePadding, _docRect.y() + st::mediaviewFilePadding, st::mediaviewFileIconSize, st::mediaviewFileIconSize);
} else if (_themePreviewShown) {
updateThemePreviewGeometry();
} else if (!_current.isNull()) {
_current.setDevicePixelRatio(cRetinaFactor());
_w = convertScale(_current.width());
_h = convertScale(_current.height());
} else {
_w = convertScale(_gif->width());
_h = convertScale(_gif->height());
}
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()) || _fullScreenVideo) {
_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 (_msgid && item) {
_from = item->senderOriginal();
} else {
_from = _user;
}
_full = 1;
displayFinished();
}
void MediaView::updateThemePreviewGeometry() {
if (_themePreviewShown) {
auto previewRect = QRect((width() - st::themePreviewSize.width()) / 2, (height() - st::themePreviewSize.height()) / 2, st::themePreviewSize.width(), st::themePreviewSize.height());
_themePreviewRect = previewRect.marginsAdded(st::themePreviewMargin);
if (_themeApply) {
auto right = qMax(width() - _themePreviewRect.x() - _themePreviewRect.width(), 0) + st::themePreviewMargin.right();
auto bottom = qMin(height(), _themePreviewRect.y() + _themePreviewRect.height());
_themeApply->moveToRight(right, bottom - st::themePreviewMargin.bottom() + (st::themePreviewMargin.bottom() - _themeApply->height()) / 2);
right += _themeApply->width() + st::themePreviewButtonsSkip;
_themeCancel->moveToRight(right, _themeApply->y());
}
// For context menu event.
_x = _themePreviewRect.x();
_y = _themePreviewRect.y();
_w = _themePreviewRect.width();
_h = _themePreviewRect.height();
}
}
void MediaView::displayFinished() {
updateControls();
if (isHidden()) {
psUpdateOverlayed(this);
show();
psShowOverAll(this);
activateWindow();
Sandbox::setActiveWindow(this);
setFocus();
}
}
Images::Options MediaView::videoThumbOptions() const {
auto options = Images::Option::Smooth | Images::Option::Blurred;
if (_doc && _doc->isVideoMessage()) {
options |= Images::Option::Circled;
}
return options;
}
void MediaView::initAnimation() {
Expects(_doc != nullptr);
Expects(_doc->isAnimation() || _doc->isVideoFile());
auto &location = _doc->location(true);
if (!_doc->data().isEmpty()) {
createClipReader();
} else if (location.accessEnable()) {
createClipReader();
location.accessDisable();
} else if (_doc->dimensions.width() && _doc->dimensions.height()) {
auto w = _doc->dimensions.width();
auto h = _doc->dimensions.height();
_current = _doc->thumb->pixNoCache(w, h, videoThumbOptions(), w / cIntRetinaFactor(), h / cIntRetinaFactor());
if (cRetina()) _current.setDevicePixelRatio(cRetinaFactor());
} else {
_current = _doc->thumb->pixNoCache(_doc->thumb->width(), _doc->thumb->height(), videoThumbOptions(), st::mediaviewFileIconSize, st::mediaviewFileIconSize);
}
}
void MediaView::createClipReader() {
if (_gif) return;
Expects(_doc != nullptr);
Expects(_doc->isAnimation() || _doc->isVideoFile());
if (_doc->dimensions.width() && _doc->dimensions.height()) {
int w = _doc->dimensions.width();
int h = _doc->dimensions.height();
_current = _doc->thumb->pixNoCache(w, h, videoThumbOptions(), w / cIntRetinaFactor(), h / cIntRetinaFactor());
if (cRetina()) _current.setDevicePixelRatio(cRetinaFactor());
} else {
_current = _doc->thumb->pixNoCache(_doc->thumb->width(), _doc->thumb->height(), videoThumbOptions(), st::mediaviewFileIconSize, st::mediaviewFileIconSize);
}
auto mode = (_doc->isVideoFile() || _doc->isVideoMessage())
? Media::Clip::Reader::Mode::Video
: Media::Clip::Reader::Mode::Gif;
_gif = Media::Clip::MakeReader(_doc, _msgid, [this](Media::Clip::Notification notification) {
clipCallback(notification);
}, mode);
// Correct values will be set when gif gets inited.
_videoPaused = _videoIsSilent = _videoStopped = false;
_videoPositionMs = 0ULL;
_videoDurationMs = _doc->duration() * 1000ULL;
createClipController();
}
void MediaView::initThemePreview() {
Assert(_doc && _doc->isTheme());
auto &location = _doc->location();
if (!location.isEmpty() && location.accessEnable()) {
_themePreviewShown = true;
Window::Theme::CurrentData current;
current.backgroundId = Window::Theme::Background()->id();
current.backgroundImage = Window::Theme::Background()->pixmap().toImage();
current.backgroundTiled = Window::Theme::Background()->tile();
const auto path = _doc->location().name();
const auto id = _themePreviewId = rand_value<uint64>();
const auto weak = make_weak(this);
crl::async([=, data = std::move(current)]() mutable {
auto preview = Window::Theme::GeneratePreview(
path,
std::move(data));
crl::on_main(weak, [=, result = std::move(preview)]() mutable {
if (id != _themePreviewId) {
return;
}
_themePreviewId = 0;
_themePreview = std::move(result);
if (_themePreview) {
_themeApply.create(
this,
langFactory(lng_theme_preview_apply),
st::themePreviewApplyButton);
_themeApply->show();
_themeApply->setClickedCallback([this] {
auto preview = std::move(_themePreview);
close();
Window::Theme::Apply(std::move(preview));
});
_themeCancel.create(
this,
langFactory(lng_cancel),
st::themePreviewCancelButton);
_themeCancel->show();
_themeCancel->setClickedCallback([this] { close(); });
updateControls();
}
update();
});
});
location.accessDisable();
}
}
void MediaView::createClipController() {
Expects(_doc != nullptr);
if (!_doc->isVideoFile() && !_doc->isVideoMessage()) return;
_clipController.create(this);
refreshClipControllerGeometry();
_clipController->show();
connect(_clipController, SIGNAL(playPressed()), this, SLOT(onVideoPauseResume()));
connect(_clipController, SIGNAL(pausePressed()), this, SLOT(onVideoPauseResume()));
connect(_clipController, SIGNAL(seekProgress(TimeMs)), this, SLOT(onVideoSeekProgress(TimeMs)));
connect(_clipController, SIGNAL(seekFinished(TimeMs)), this, SLOT(onVideoSeekFinished(TimeMs)));
connect(_clipController, SIGNAL(volumeChanged(float64)), this, SLOT(onVideoVolumeChanged(float64)));
connect(_clipController, SIGNAL(toFullScreenPressed()), this, SLOT(onVideoToggleFullScreen()));
connect(_clipController, SIGNAL(fromFullScreenPressed()), this, SLOT(onVideoToggleFullScreen()));
connect(Media::Player::mixer(), SIGNAL(updated(const AudioMsgId&)), this, SLOT(onVideoPlayProgress(const AudioMsgId&)));
}
void MediaView::refreshClipControllerGeometry() {
if (!_clipController) {
return;
}
if (_groupThumbs && _groupThumbs->hiding()) {
_groupThumbs = nullptr;
_groupThumbsRect = QRect();
}
const auto controllerBottom = _groupThumbs
? _groupThumbsTop
: height();
_clipController->setGeometry(
(width() - _clipController->width()) / 2,
controllerBottom - _clipController->height() - st::mediaviewCaptionPadding.bottom() - st::mediaviewCaptionMargin.height(),
st::mediaviewControllerSize.width(),
st::mediaviewControllerSize.height());
Ui::SendPendingMoveResizeEvents(_clipController);
}
void MediaView::onVideoPauseResume() {
if (!_gif) return;
if (auto item = App::histItemById(_msgid)) {
if (_gif->state() == Media::Clip::State::Error) {
displayDocument(_doc, item);
} else if (_gif->state() == Media::Clip::State::Finished) {
restartVideoAtSeekPosition(0);
} else {
toggleVideoPaused();
}
} else {
stopGif();
updateControls();
update();
}
}
void MediaView::toggleVideoPaused() {
_gif->pauseResumeVideo();
_videoPaused = _gif->videoPaused();
if (_videoIsSilent) {
updateSilentVideoPlaybackState();
}
}
void MediaView::restartVideoAtSeekPosition(TimeMs positionMs) {
_autoplayVideoDocument = _doc;
if (_current.isNull()) {
auto rounding = (_doc && _doc->isVideoMessage()) ? ImageRoundRadius::Ellipse : ImageRoundRadius::None;
_current = _gif->current(_gif->width() / cIntRetinaFactor(), _gif->height() / cIntRetinaFactor(), _gif->width() / cIntRetinaFactor(), _gif->height() / cIntRetinaFactor(), rounding, RectPart::AllCorners, getms());
}
_gif = Media::Clip::MakeReader(_doc, _msgid, [this](Media::Clip::Notification notification) {
clipCallback(notification);
}, Media::Clip::Reader::Mode::Video, positionMs);
// Correct values will be set when gif gets inited.
_videoPaused = _videoIsSilent = _videoStopped = false;
_videoPositionMs = positionMs;
Media::Player::TrackState state;
state.state = Media::Player::State::Playing;
state.position = _videoPositionMs;
state.length = _videoDurationMs;
state.frequency = _videoFrequencyMs;
updateVideoPlaybackState(state);
}
void MediaView::onVideoSeekProgress(TimeMs positionMs) {
if (!_videoPaused && !_videoStopped) {
onVideoPauseResume();
}
}
void MediaView::onVideoSeekFinished(TimeMs positionMs) {
restartVideoAtSeekPosition(positionMs);
}
void MediaView::onVideoVolumeChanged(float64 volume) {
Global::SetVideoVolume(volume);
updateMixerVideoVolume();
Global::RefVideoVolumeChanged().notify();
}
void MediaView::onVideoToggleFullScreen() {
if (!_clipController) return;
_fullScreenVideo = !_fullScreenVideo;
if (_fullScreenVideo) {
_fullScreenZoomCache = _zoom;
setZoomLevel(ZoomToScreenLevel);
} else {
setZoomLevel(_fullScreenZoomCache);
_clipController->showAnimated();
}
_clipController->setInFullScreen(_fullScreenVideo);
updateControls();
update();
}
void MediaView::onVideoPlayProgress(const AudioMsgId &audioId) {
if (!_gif || _gif->audioMsgId() != audioId) {
return;
}
auto state = Media::Player::mixer()->currentState(AudioMsgId::Type::Video);
if (state.id == _gif->audioMsgId()) {
if (state.length) {
updateVideoPlaybackState(state);
}
Auth().settings().setLastTimeVideoPlayedAt(getms(true));
}
}
void MediaView::updateVideoPlaybackState(const Media::Player::TrackState &state) {
if (state.frequency) {
if (Media::Player::IsStopped(state.state)) {
_videoStopped = true;
}
_clipController->updatePlayback(state);
} else { // Audio has stopped already.
_videoIsSilent = true;
updateSilentVideoPlaybackState();
}
}
void MediaView::updateSilentVideoPlaybackState() {
Media::Player::TrackState state;
if (_videoPaused) {
state.state = Media::Player::State::Paused;
} else if (_videoPositionMs == _videoDurationMs) {
state.state = Media::Player::State::StoppedAtEnd;
} else {
state.state = Media::Player::State::Playing;
}
state.position = _videoPositionMs;
state.length = _videoDurationMs;
state.frequency = _videoFrequencyMs;
updateVideoPlaybackState(state);
}
void MediaView::paintEvent(QPaintEvent *e) {
QRect r(e->rect());
QRegion region(e->region());
QVector<QRect> rs(region.rects());
auto ms = getms();
Painter p(this);
bool name = false;
p.setClipRegion(region);
// main bg
QPainter::CompositionMode m = p.compositionMode();
p.setCompositionMode(QPainter::CompositionMode_Source);
if (_fullScreenVideo) {
for (int i = 0, l = region.rectCount(); i < l; ++i) {
p.fillRect(rs.at(i), st::mediaviewVideoBg);
}
if (_doc && _doc->isVideoMessage()) {
p.setCompositionMode(m);
}
} else {
for (int i = 0, l = region.rectCount(); i < l; ++i) {
p.fillRect(rs.at(i), st::mediaviewBg);
}
p.setCompositionMode(m);
}
// photo
if (_photo) {
int32 w = _width * cIntRetinaFactor();
if (_full <= 0 && _photo->loaded()) {
int32 h = int((_photo->full->height() * (qreal(w) / qreal(_photo->full->width()))) + 0.9999);
_current = _photo->full->pixNoCache(w, h, Images::Option::Smooth);
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->pixNoCache(w, h, Images::Option::Smooth | Images::Option::Blurred);
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->pixNoCache(w, h, Images::Option::Smooth | Images::Option::Blurred);
if (cRetina()) _current.setDevicePixelRatio(cRetinaFactor());
} else if (_current.isNull()) {
_current = _photo->thumb->pix();
}
}
p.setOpacity(1);
if (_photo || fileShown()) {
QRect imgRect(_x, _y, _w, _h);
if (imgRect.intersects(r)) {
auto rounding = (_doc && _doc->isVideoMessage()) ? ImageRoundRadius::Ellipse : ImageRoundRadius::None;
auto toDraw = _current.isNull() ? _gif->current(_gif->width() / cIntRetinaFactor(), _gif->height() / cIntRetinaFactor(), _gif->width() / cIntRetinaFactor(), _gif->height() / cIntRetinaFactor(), rounding, RectPart::AllCorners, ms) : _current;
if (!_gif && (!_doc || !_doc->sticker() || _doc->sticker()->img->isNull()) && toDraw.hasAlpha()) {
p.fillRect(imgRect, _transparentBrush);
}
if (toDraw.width() != _w * cIntRetinaFactor()) {
PainterHighQualityEnabler hq(p);
p.drawPixmap(QRect(_x, _y, _w, _h), toDraw);
} else {
p.drawPixmap(_x, _y, toDraw);
}
bool radial = false;
float64 radialOpacity = 0;
if (_radial.animating()) {
_radial.step(ms);
radial = _radial.animating();
radialOpacity = _radial.opacity();
}
if (_photo) {
if (radial) {
auto inner = radialRect();
p.setPen(Qt::NoPen);
p.setOpacity(radialOpacity);
p.setBrush(st::radialBg);
{
PainterHighQualityEnabler hq(p);
p.drawEllipse(inner);
}
p.setOpacity(1);
QRect arc(inner.marginsRemoved(QMargins(st::radialLine, st::radialLine, st::radialLine, st::radialLine)));
_radial.draw(p, arc, st::radialLine, st::radialFg);
}
} else if (_doc) {
paintDocRadialLoading(p, radial, radialOpacity);
}
if (_saveMsgStarted) {
auto ms = getms();
float64 dt = float64(ms) - _saveMsgStarted, hidingDt = dt - st::mediaviewSaveMsgShowing - st::mediaviewSaveMsgShown;
if (dt < st::mediaviewSaveMsgShowing + st::mediaviewSaveMsgShown + st::mediaviewSaveMsgHiding) {
if (hidingDt >= 0 && _saveMsgOpacity.to() > 0.5) {
_saveMsgOpacity.start(0);
}
float64 progress = (hidingDt >= 0) ? (hidingDt / st::mediaviewSaveMsgHiding) : (dt / st::mediaviewSaveMsgShowing);
_saveMsgOpacity.update(qMin(progress, 1.), anim::linear);
if (_saveMsgOpacity.current() > 0) {
p.setOpacity(_saveMsgOpacity.current());
App::roundRect(p, _saveMsg, st::mediaviewSaveMsgBg, MediaviewSaveCorners);
st::mediaviewSaveMsgCheck.paint(p, _saveMsg.topLeft() + st::mediaviewSaveMsgCheckPos, width());
p.setPen(st::mediaviewSaveMsgFg);
p.setTextPalette(st::mediaviewTextPalette);
_saveMsgText.draw(p, _saveMsg.x() + st::mediaviewSaveMsgPadding.left(), _saveMsg.y() + st::mediaviewSaveMsgPadding.top(), _saveMsg.width() - st::mediaviewSaveMsgPadding.left() - st::mediaviewSaveMsgPadding.right());
p.restoreTextPalette();
p.setOpacity(1);
}
if (_full >= 1) {
auto nextFrame = (dt < st::mediaviewSaveMsgShowing || hidingDt >= 0) ? int(AnimationTimerDelta) : (st::mediaviewSaveMsgShowing + st::mediaviewSaveMsgShown + 1 - dt);
_saveMsgUpdater.start(nextFrame);
}
} else {
_saveMsgStarted = 0;
}
}
}
} else if (_themePreviewShown) {
paintThemePreview(p, r);
} else {
if (_docRect.intersects(r)) {
p.fillRect(_docRect, st::mediaviewFileBg);
if (_docIconRect.intersects(r)) {
bool radial = false;
float64 radialOpacity = 0;
if (_radial.animating()) {
_radial.step(ms);
radial = _radial.animating();
radialOpacity = _radial.opacity();
}
if (!_doc || _doc->thumb->isNull()) {
p.fillRect(_docIconRect, _docIconColor);
if ((!_doc || _doc->loaded()) && (!radial || radialOpacity < 1) && _docIcon) {
_docIcon->paint(p, _docIconRect.x() + (_docIconRect.width() - _docIcon->width()), _docIconRect.y(), width());
p.setPen(st::mediaviewFileExtFg);
p.setFont(st::mediaviewFileExtFont);
if (!_docExt.isEmpty()) {
p.drawText(_docIconRect.x() + (_docIconRect.width() - _docExtWidth) / 2, _docIconRect.y() + st::mediaviewFileExtTop + st::mediaviewFileExtFont->ascent, _docExt);
}
}
} else {
int32 rf(cIntRetinaFactor());
p.drawPixmap(_docIconRect.topLeft(), _doc->thumb->pix(_docThumbw), QRect(_docThumbx * rf, _docThumby * rf, st::mediaviewFileIconSize * rf, st::mediaviewFileIconSize * rf));
}
paintDocRadialLoading(p, radial, radialOpacity);
}
if (!_docIconRect.contains(r)) {
name = true;
p.setPen(st::mediaviewFileNameFg);
p.setFont(st::mediaviewFileNameFont);
p.drawTextLeft(_docRect.x() + 2 * st::mediaviewFilePadding + st::mediaviewFileIconSize, _docRect.y() + st::mediaviewFilePadding + st::mediaviewFileNameTop, width(), _docName, _docNameWidth);
p.setPen(st::mediaviewFileSizeFg);
p.setFont(st::mediaviewFont);
p.drawTextLeft(_docRect.x() + 2 * st::mediaviewFilePadding + st::mediaviewFileIconSize, _docRect.y() + st::mediaviewFilePadding + st::mediaviewFileSizeTop, width(), _docSize, _docSizeWidth);
}
}
}
float64 co = _fullScreenVideo ? 0. : a_cOpacity.current();
if (co > 0) {
// left nav bar
if (_leftNav.intersects(r) && _leftNavVisible) {
auto o = overLevel(OverLeftNav);
if (o > 0) {
p.setOpacity(o * co);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
auto fill = _leftNav.intersected(rs.at(i));
if (!fill.isEmpty()) p.fillRect(fill, st::mediaviewControlBg);
}
}
if (_leftNavIcon.intersects(r)) {
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
st::mediaviewLeft.paintInCenter(p, _leftNavIcon);
}
}
// right nav bar
if (_rightNav.intersects(r) && _rightNavVisible) {
auto o = overLevel(OverRightNav);
if (o > 0) {
p.setOpacity(o * co);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
auto fill = _rightNav.intersected(rs.at(i));
if (!fill.isEmpty()) p.fillRect(fill, st::mediaviewControlBg);
}
}
if (_rightNavIcon.intersects(r)) {
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
st::mediaviewRight.paintInCenter(p, _rightNavIcon);
}
}
// close button
if (_closeNav.intersects(r)) {
auto o = overLevel(OverClose);
if (o > 0) {
p.setOpacity(o * co);
for (int i = 0, l = region.rectCount(); i < l; ++i) {
auto fill = _closeNav.intersected(rs.at(i));
if (!fill.isEmpty()) p.fillRect(fill, st::mediaviewControlBg);
}
}
if (_closeNavIcon.intersects(r)) {
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
st::mediaviewClose.paintInCenter(p, _closeNavIcon);
}
}
// save button
if (_saveVisible && _saveNavIcon.intersects(r)) {
auto o = overLevel(OverSave);
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
st::mediaviewSave.paintInCenter(p, _saveNavIcon);
}
// more area
if (_moreNavIcon.intersects(r)) {
auto o = overLevel(OverMore);
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
st::mediaviewMore.paintInCenter(p, _moreNavIcon);
}
p.setPen(st::mediaviewControlFg);
p.setFont(st::mediaviewThickFont);
// header
if (_headerNav.intersects(r)) {
auto o = _headerHasLink ? overLevel(OverHeader) : 0;
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
p.drawText(_headerNav.left(), _headerNav.top() + st::mediaviewThickFont->ascent, _headerText);
if (o > 0) {
p.setOpacity(o * co);
p.drawLine(_headerNav.left(), _headerNav.top() + st::mediaviewThickFont->ascent + 1, _headerNav.right(), _headerNav.top() + st::mediaviewThickFont->ascent + 1);
}
}
p.setFont(st::mediaviewFont);
// name
if (_from && _nameNav.intersects(r)) {
float64 o = overLevel(OverName);
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
_fromName.drawElided(p, _nameNav.left(), _nameNav.top(), _nameNav.width());
if (o > 0) {
p.setOpacity(o * co);
p.drawLine(_nameNav.left(), _nameNav.top() + st::mediaviewFont->ascent + 1, _nameNav.right(), _nameNav.top() + st::mediaviewFont->ascent + 1);
}
}
// date
if (_dateNav.intersects(r)) {
float64 o = overLevel(OverDate);
p.setOpacity((o * st::mediaviewIconOverOpacity + (1 - o) * st::mediaviewIconOpacity) * co);
p.drawText(_dateNav.left(), _dateNav.top() + st::mediaviewFont->ascent, _dateText);
if (o > 0) {
p.setOpacity(o * co);
p.drawLine(_dateNav.left(), _dateNav.top() + st::mediaviewFont->ascent + 1, _dateNav.right(), _dateNav.top() + st::mediaviewFont->ascent + 1);
}
}
// caption
if (!_caption.isEmpty()) {
QRect outer(_captionRect.marginsAdded(st::mediaviewCaptionPadding));
if (outer.intersects(r)) {
p.setOpacity(co);
p.setBrush(st::mediaviewCaptionBg);
p.setPen(Qt::NoPen);
p.drawRoundedRect(outer, st::mediaviewCaptionRadius, st::mediaviewCaptionRadius);
if (_captionRect.intersects(r)) {
p.setTextPalette(st::mediaviewTextPalette);
p.setPen(st::mediaviewCaptionFg);
_caption.drawElided(p, _captionRect.x(), _captionRect.y(), _captionRect.width(), _captionRect.height() / st::mediaviewCaptionStyle.font->height);
p.restoreTextPalette();
}
}
}
if (_groupThumbs && _groupThumbsRect.intersects(r)) {
p.setOpacity(co);
_groupThumbs->paint(
p,
_groupThumbsLeft,
_groupThumbsTop,
width(),
ms);
if (_groupThumbs->hidden()) {
_groupThumbs = nullptr;
_groupThumbsRect = QRect();
}
}
}
checkGroupThumbsAnimation();
}
void MediaView::checkGroupThumbsAnimation() {
if (_groupThumbs && (!_gif || _gif->started())) {
_groupThumbs->checkForAnimationStart();
}
}
void MediaView::paintDocRadialLoading(Painter &p, bool radial, float64 radialOpacity) {
float64 o = overLevel(OverIcon);
if (radial || (_doc && !_doc->loaded())) {
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.setOpacity(_doc->loaded() ? radialOpacity : 1.);
p.setBrush(anim::brush(st::msgDateImgBg, st::msgDateImgBgOver, o));
{
PainterHighQualityEnabler hq(p);
p.drawEllipse(inner);
}
p.setOpacity(1.);
auto icon = ([radial, this]() -> const style::icon* {
if (radial || _doc->loading()) {
return &st::historyFileThumbCancel;
}
return &st::historyFileThumbDownload;
})();
if (icon) {
icon->paintInCenter(p, inner);
}
if (radial) {
p.setOpacity(1);
QRect arc(inner.marginsRemoved(QMargins(st::radialLine, st::radialLine, st::radialLine, st::radialLine)));
_radial.draw(p, arc, st::radialLine, st::radialFg);
}
}
}
void MediaView::paintThemePreview(Painter &p, QRect clip) {
auto fill = _themePreviewRect.intersected(clip);
if (!fill.isEmpty()) {
if (_themePreview) {
p.drawImage(
myrtlrect(_themePreviewRect).topLeft(),
_themePreview->preview);
} else {
p.fillRect(fill, st::themePreviewBg);
p.setFont(st::themePreviewLoadingFont);
p.setPen(st::themePreviewLoadingFg);
p.drawText(
_themePreviewRect,
lang(_themePreviewId
? lng_theme_preview_generating
: lng_theme_preview_invalid),
QTextOption(style::al_center));
}
}
auto fillOverlay = [&](QRect fill) {
auto clipped = fill.intersected(clip);
if (!clipped.isEmpty()) {
p.setOpacity(st::themePreviewOverlayOpacity);
p.fillRect(clipped, st::themePreviewBg);
p.setOpacity(1.);
}
};
auto titleRect = QRect(_themePreviewRect.x(), _themePreviewRect.y(), _themePreviewRect.width(), st::themePreviewMargin.top());
if (titleRect.x() < 0) {
titleRect = QRect(0, _themePreviewRect.y(), width(), st::themePreviewMargin.top());
}
if (auto fillTitleRect = (titleRect.y() < 0)) {
titleRect.moveTop(0);
fillOverlay(titleRect);
}
titleRect = titleRect.marginsRemoved(QMargins(st::themePreviewMargin.left(), st::themePreviewTitleTop, st::themePreviewMargin.right(), titleRect.height() - st::themePreviewTitleTop - st::themePreviewTitleFont->height));
if (titleRect.intersects(clip)) {
p.setFont(st::themePreviewTitleFont);
p.setPen(st::themePreviewTitleFg);
p.drawTextLeft(titleRect.x(), titleRect.y(), width(), lang(lng_theme_preview_title));
}
auto buttonsRect = QRect(_themePreviewRect.x(), _themePreviewRect.y() + _themePreviewRect.height() - st::themePreviewMargin.bottom(), _themePreviewRect.width(), st::themePreviewMargin.bottom());
if (auto fillButtonsRect = (buttonsRect.y() + buttonsRect.height() > height())) {
buttonsRect.moveTop(height() - buttonsRect.height());
fillOverlay(buttonsRect);
}
}
void MediaView::keyPressEvent(QKeyEvent *e) {
if (_clipController) {
auto toggle1 = (e->key() == Qt::Key_F && e->modifiers().testFlag(Qt::ControlModifier));
auto toggle2 = (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) && (e->modifiers().testFlag(Qt::AltModifier) || e->modifiers().testFlag(Qt::ControlModifier));
if (toggle1 || toggle2) {
onVideoToggleFullScreen();
return;
}
if (_fullScreenVideo) {
if (e->key() == Qt::Key_Escape) {
onVideoToggleFullScreen();
} else if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return || e->key() == Qt::Key_Space) {
onVideoPauseResume();
}
return;
}
}
if (!_menu && e->key() == Qt::Key_Escape) {
if (_doc && _doc->loading()) {
onDocClick();
} else {
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->loading() && (fileBubbleShown() || !_doc->loaded())) {
onDocClick();
} else if (_doc && (_doc->isVideoFile() || _doc->isVideoMessage())) {
onVideoPauseResume();
}
} else if (e->key() == Qt::Key_Left) {
if (_controlsHideTimer.isActive()) {
activateControls();
}
moveToNext(-1);
} else if (e->key() == Qt::Key_Right) {
if (_controlsHideTimer.isActive()) {
activateControls();
}
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)) {
if (e->key() == Qt::Key_Plus || e->key() == Qt::Key_Equal || e->key() == Qt::Key_Asterisk || e->key() == ']') {
zoomIn();
} else if (e->key() == Qt::Key_Minus || e->key() == Qt::Key_Underscore) {
zoomOut();
} else {
zoomReset();
}
}
}
void MediaView::wheelEvent(QWheelEvent *e) {
#ifdef OS_MAC_OLD
constexpr auto step = 120;
#else // OS_MAC_OLD
constexpr auto step = static_cast<int>(QWheelEvent::DefaultDeltasPerStep);
#endif // OS_MAC_OLD
_verticalWheelDelta += e->angleDelta().y();
while (qAbs(_verticalWheelDelta) >= step) {
if (_verticalWheelDelta < 0) {
_verticalWheelDelta += step;
if (e->modifiers().testFlag(Qt::ControlModifier)) {
zoomOut();
} else {
#ifndef OS_MAC_OLD
if (e->source() == Qt::MouseEventNotSynthesized) {
moveToNext(1);
}
#endif // OS_MAC_OLD
}
} else {
_verticalWheelDelta -= step;
if (e->modifiers().testFlag(Qt::ControlModifier)) {
zoomIn();
} else {
#ifndef OS_MAC_OLD
if (e->source() == Qt::MouseEventNotSynthesized) {
moveToNext(-1);
}
#endif // OS_MAC_OLD
}
}
}
}
void MediaView::setZoomLevel(int newZoom) {
if (_zoom == newZoom) return;
float64 nx, ny, z = (_zoom == ZoomToScreenLevel) ? _zoomToScreen : _zoom;
_w = gifShown() ? convertScale(_gif->width()) : (convertScale(_current.width()) / cIntRetinaFactor());
_h = gifShown() ? convertScale(_gif->height()) : (convertScale(_current.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();
}
MediaView::Entity MediaView::entityForUserPhotos(int index) const {
Expects(!!_userPhotosData);
if (index < 0 || index >= _userPhotosData->size()) {
return { base::none, nullptr };
}
if (auto photo = Auth().data().photo((*_userPhotosData)[index])) {
return { photo, nullptr };
}
return { base::none, nullptr };
}
MediaView::Entity MediaView::entityForSharedMedia(int index) const {
Expects(!!_sharedMediaData);
if (index < 0 || index >= _sharedMediaData->size()) {
return { base::none, nullptr };
}
auto value = (*_sharedMediaData)[index];
if (const auto photo = base::get_if<not_null<PhotoData*>>(&value)) {
// Last peer photo.
return { *photo, nullptr };
} else if (const auto itemId = base::get_if<FullMsgId>(&value)) {
return entityForItemId(*itemId);
}
return { base::none, nullptr };
}
MediaView::Entity MediaView::entityForItemId(const FullMsgId &itemId) const {
if (const auto item = App::histItemById(itemId)) {
if (const auto media = item->media()) {
if (const auto photo = media->photo()) {
return { photo, item };
} else if (const auto document = media->document()) {
return { document, item };
}
}
return { base::none, item };
}
return { base::none, nullptr };
}
MediaView::Entity MediaView::entityByIndex(int index) const {
if (_sharedMediaData) {
return entityForSharedMedia(index);
} else if (_userPhotosData) {
return entityForUserPhotos(index);
}
return { base::none, nullptr };
}
void MediaView::setContext(base::optional_variant<
not_null<HistoryItem*>,
not_null<PeerData*>> context) {
if (auto item = base::get_if<not_null<HistoryItem*>>(&context)) {
_msgid = (*item)->fullId();
_canForwardItem = (*item)->allowsForward();
_canDeleteItem = (*item)->canDelete();
_history = (*item)->history();
_peer = _history->peer;
} else if (auto peer = base::get_if<not_null<PeerData*>>(&context)) {
_msgid = FullMsgId();
_canForwardItem = _canDeleteItem = false;
_history = App::history(*peer);
_peer = *peer;
} else {
_msgid = FullMsgId();
_canForwardItem = _canDeleteItem = false;
_history = nullptr;
_peer = nullptr;
}
_migrated = nullptr;
if (_history) {
if (_history->peer->migrateFrom()) {
_migrated = App::history(_history->peer->migrateFrom()->id);
} else if (_history->peer->migrateTo()) {
_migrated = _history;
_history = App::history(_history->peer->migrateTo()->id);
}
}
_user = _peer ? _peer->asUser() : nullptr;
}
bool MediaView::moveToNext(int delta) {
if (!_index) {
return false;
}
auto newIndex = *_index + delta;
return moveToEntity(entityByIndex(newIndex));
}
bool MediaView::moveToEntity(const Entity &entity, int preloadDelta) {
if (!entity.data && !entity.item) {
return false;
}
if (const auto item = entity.item) {
setContext(item);
} else if (_peer) {
setContext(_peer);
} else {
setContext(base::none);
}
stopGif();
if (auto photo = base::get_if<not_null<PhotoData*>>(&entity.data)) {
displayPhoto(*photo, entity.item);
} else if (auto document = base::get_if<not_null<DocumentData*>>(&entity.data)) {
displayDocument(*document, entity.item);
} else {
displayDocument(nullptr, entity.item);
}
preloadData(preloadDelta);
return true;
}
void MediaView::preloadData(int delta) {
if (!_index) {
return;
}
auto from = *_index + (delta ? delta : -1);
auto till = *_index + (delta ? delta * kPreloadCount : 1);
if (from > till) std::swap(from, till);
if (delta != 0) {
auto forgetIndex = *_index - delta * 2;
auto entity = entityByIndex(forgetIndex);
if (auto photo = base::get_if<not_null<PhotoData*>>(&entity.data)) {
(*photo)->forget();
} else if (auto document = base::get_if<not_null<DocumentData*>>(&entity.data)) {
(*document)->forget();
}
}
for (auto index = from; index != till; ++index) {
auto entity = entityByIndex(index);
if (auto photo = base::get_if<not_null<PhotoData*>>(&entity.data)) {
(*photo)->download();
} else if (auto document = base::get_if<not_null<DocumentData*>>(&entity.data)) {
if (auto sticker = (*document)->sticker()) {
sticker->img->load();
} else {
(*document)->thumb->load();
(*document)->automaticLoad(entity.item);
}
}
}
}
void MediaView::mousePressEvent(QMouseEvent *e) {
updateOver(e->pos());
if (_menu || !_receiveMouse) return;
ClickHandler::pressed();
if (e->button() == Qt::LeftButton) {
_down = OverNone;
if (!ClickHandler::getPressed()) {
if (_over == OverLeftNav && moveToNext(-1)) {
_lastAction = e->pos();
} else if (_over == OverRightNav && 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 (_over == OverVideo) {
_down = OverVideo;
} else if (!_saveMsg.contains(e->pos()) || !_saveMsgStarted) {
_pressed = true;
_dragging = 0;
updateCursor();
_mStart = e->pos();
_xStart = _x;
_yStart = _y;
}
}
} else if (e->button() == Qt::MiddleButton) {
zoomReset();
}
activateControls();
}
void MediaView::mouseDoubleClickEvent(QMouseEvent *e) {
updateOver(e->pos());
if (_over == OverVideo) {
onVideoToggleFullScreen();
onVideoPauseResume();
} else {
e->ignore();
return TWidget::mouseDoubleClickEvent(e);
}
}
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) {
updateOver(e->pos());
if (_lastAction.x() >= 0 && (e->pos() - _lastAction).manhattanLength() >= st::mediaviewDeltaFromLastAction) {
_lastAction = QPoint(-st::mediaviewDeltaFromLastAction, -st::mediaviewDeltaFromLastAction);
}
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();
}
}
}
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) {
_dropdownShowTimer->start(0);
} else {
_dropdownShowTimer->stop();
}
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::value(1, 0));
}
if (!_a_state.animating()) _a_state.start();
} 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::value(0, 1));
}
if (!_a_state.animating()) _a_state.start();
}
updateCursor();
}
return result;
}
void MediaView::updateOver(QPoint pos) {
ClickHandlerPtr lnk;
ClickHandlerHost *lnkhost = nullptr;
if (_saveMsgStarted && _saveMsg.contains(pos)) {
auto textState = _saveMsgText.getState(pos - _saveMsg.topLeft() - QPoint(st::mediaviewSaveMsgPadding.left(), st::mediaviewSaveMsgPadding.top()), _saveMsg.width() - st::mediaviewSaveMsgPadding.left() - st::mediaviewSaveMsgPadding.right());
lnk = textState.link;
lnkhost = this;
} else if (_captionRect.contains(pos)) {
auto textState = _caption.getState(pos - _captionRect.topLeft(), _captionRect.width());
lnk = textState.link;
lnkhost = this;
} else if (_groupThumbs && _groupThumbsRect.contains(pos)) {
const auto point = pos - QPoint(_groupThumbsLeft, _groupThumbsTop);
lnk = _groupThumbs->getState(point);
lnkhost = this;
}
// retina
if (pos.x() == width()) {
pos.setX(pos.x() - 1);
}
if (pos.y() == height()) {
pos.setY(pos.y() - 1);
}
ClickHandler::setActive(lnk, lnkhost);
if (_pressed || _dragging) return;
if (_fullScreenVideo) {
updateOverState(OverVideo);
} else if (_leftNavVisible && _leftNav.contains(pos)) {
updateOverState(OverLeftNav);
} else if (_rightNavVisible && _rightNav.contains(pos)) {
updateOverState(OverRightNav);
} else if (_nameNav.contains(pos)) {
updateOverState(OverName);
} else if (IsServerMsgId(_msgid.msg) && _dateNav.contains(pos)) {
updateOverState(OverDate);
} else if (_headerHasLink && _headerNav.contains(pos)) {
updateOverState(OverHeader);
} else if (_saveVisible && _saveNav.contains(pos)) {
updateOverState(OverSave);
} else if (_doc && fileBubbleShown() && _docIconRect.contains(pos)) {
updateOverState(OverIcon);
} else if (_moreNav.contains(pos)) {
updateOverState(OverMore);
} else if (_closeNav.contains(pos)) {
updateOverState(OverClose);
} else if (_doc && fileShown() && QRect(_x, _y, _w, _h).contains(pos)) {
if ((_doc->isVideoFile() || _doc->isVideoMessage()) && _gif) {
updateOverState(OverVideo);
} else if (!_doc->loaded()) {
updateOverState(OverIcon);
} else if (_over != OverNone) {
updateOverState(OverNone);
}
} else if (_over != OverNone) {
updateOverState(OverNone);
}
}
void MediaView::mouseReleaseEvent(QMouseEvent *e) {
updateOver(e->pos());
if (ClickHandlerPtr activated = ClickHandler::unpressed()) {
App::activateClickHandler(activated, e->button());
return;
}
if (_over == OverName && _down == OverName) {
if (_from) {
close();
Ui::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 (_over == OverVideo && _down == OverVideo) {
onVideoPauseResume();
} 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::mediaviewDeltaFromLastAction) {
if (_themePreviewShown) {
if (!_themePreviewRect.contains(e->pos())) {
close();
}
} else if (!_doc || fileShown() || !_docRect.contains(e->pos())) {
close();
}
}
_pressed = false;
}
_down = OverNone;
if (!isHidden()) {
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 Ui::PopupMenu(nullptr, st::mediaviewPopupMenu);
updateActions();
for_const (auto &action, _actions) {
_menu->addAction(action.text, this, action.member);
}
connect(_menu, SIGNAL(destroyed(QObject*)), this, SLOT(onMenuDestroy(QObject*)));
_menu->popup(e->globalPos());
e->accept();
activateControls();
}
}
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;
auto weak = make_weak(this);
if (!_touchMove) {
Qt::MouseButton btn(_touchRightButton ? Qt::RightButton : Qt::LeftButton);
auto mapped = mapFromGlobal(_touchStart);
QMouseEvent pressEvent(QEvent::MouseButtonPress, mapped, mapped, _touchStart, btn, Qt::MouseButtons(btn), Qt::KeyboardModifiers());
pressEvent.accept();
if (weak) mousePressEvent(&pressEvent);
QMouseEvent releaseEvent(QEvent::MouseButtonRelease, mapped, mapped, _touchStart, btn, Qt::MouseButtons(btn), Qt::KeyboardModifiers());
if (weak) mouseReleaseEvent(&releaseEvent);
if (weak && _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::mediaviewSwipeDistance || d.x() < -st::mediaviewSwipeDistance)) {
moveToNext(d.x() > 0 ? -1 : 1);
}
}
}
if (weak) {
_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 TWidget::event(e);
}
bool MediaView::eventFilter(QObject *obj, QEvent *e) {
auto type = e->type();
if ((type == QEvent::MouseMove || type == QEvent::MouseButtonPress || type == QEvent::MouseButtonRelease) && obj->isWidgetType()) {
if (isAncestorOf(static_cast<QWidget*>(obj))) {
const auto mouseEvent = static_cast<QMouseEvent*>(e);
const auto mousePosition = mapFromGlobal(mouseEvent->globalPos());
const auto delta = (mousePosition - _lastMouseMovePos);
auto activate = delta.manhattanLength() >= st::mediaviewDeltaFromLastAction;
if (activate) {
_lastMouseMovePos = mousePosition;
}
if (type == QEvent::MouseButtonPress) {
_mousePressed = true;
activate = true;
} else if (type == QEvent::MouseButtonRelease) {
_mousePressed = false;
activate = true;
}
if (activate) {
if (_controlsState == ControlsHiding || _controlsState == ControlsHidden) {
int a = 0;
}
activateControls();
}
}
}
return TWidget::eventFilter(obj, e);
}
void MediaView::setVisible(bool visible) {
if (!visible) {
_sharedMedia = nullptr;
_sharedMediaData = base::none;
_sharedMediaDataKey = base::none;
_userPhotos = nullptr;
_userPhotosData = base::none;
if (_menu) _menu->hideMenu(true);
_controlsHideTimer.stop();
_controlsState = ControlsShown;
a_cOpacity = anim::value(1, 1);
_groupThumbs = nullptr;
_groupThumbsRect = QRect();
}
TWidget::setVisible(visible);
if (visible) {
QCoreApplication::instance()->installEventFilter(this);
} else {
QCoreApplication::instance()->removeEventFilter(this);
stopGif();
destroyThemePreview();
_radial.stop();
}
}
void MediaView::onMenuDestroy(QObject *obj) {
if (_menu == obj) {
_menu = 0;
activateControls();
}
_receiveMouse = false;
QTimer::singleShot(0, this, SLOT(receiveMouse()));
}
void MediaView::receiveMouse() {
_receiveMouse = true;
}
void MediaView::onDropdown() {
updateActions();
_dropdown->clearActions();
for_const (auto &action, _actions) {
_dropdown->addAction(action.text, this, action.member);
}
_dropdown->moveToRight(0, height() - _dropdown->height());
_dropdown->showAnimated(Ui::PanelAnimation::Origin::BottomRight);
_dropdown->setFocus();
}
void MediaView::onTouchTimer() {
_touchRightButton = true;
}
void MediaView::updateImage() {
update(_saveMsg);
}
void MediaView::findCurrent() {
using namespace rpl::mappers;
if (_sharedMediaData) {
_index = _msgid
? _sharedMediaData->indexOf(_msgid)
: _photo ? _sharedMediaData->indexOf(_photo) : base::none;
_fullIndex = _sharedMediaData->skippedBefore()
? (_index | func::add(*_sharedMediaData->skippedBefore()))
: base::none;
_fullCount = _sharedMediaData->fullCount();
} else if (_userPhotosData) {
_index = _photo ? _userPhotosData->indexOf(_photo->id) : base::none;
_fullIndex = _userPhotosData->skippedBefore()
? (_index | func::add(*_userPhotosData->skippedBefore()))
: base::none;
_fullCount = _userPhotosData->fullCount();
} else {
_index = _fullIndex = _fullCount = base::none;
}
}
void MediaView::updateHeader() {
auto index = _fullIndex ? *_fullIndex : -1;
auto count = _fullCount ? *_fullCount : -1;
if (index >= 0 && index < count && count > 1) {
if (_doc) {
_headerText = lng_mediaview_file_n_of_count(lt_file, _doc->filename().isEmpty() ? lang(lng_mediaview_doc_image) : _doc->filename(), 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->filename().isEmpty() ? lang(lng_mediaview_doc_image) : _doc->filename();
} else if (_msgid) {
_headerText = lang(lng_mediaview_single_photo);
} else if (_user) {
_headerText = lang(lng_mediaview_profile_photo);
} else if ((_history && _history->channelId() && !_history->isMegagroup())
|| (_peer && _peer->isChannel() && !_peer->isMegagroup())) {
_headerText = lang(lng_mediaview_channel_photo);
} else if (_peer) {
_headerText = lang(lng_mediaview_group_photo);
} else {
_headerText = lang(lng_mediaview_single_photo);
}
}
_headerHasLink = computeOverviewType() != base::none;
auto hwidth = st::mediaviewThickFont->width(_headerText);
if (hwidth > width() / 3) {
hwidth = width() / 3;
_headerText = st::mediaviewThickFont->elided(_headerText, hwidth, Qt::ElideMiddle);
}
_headerNav = myrtlrect(st::mediaviewTextLeft, height() - st::mediaviewHeaderTop, hwidth, st::mediaviewThickFont->height);
}
float64 MediaView::overLevel(OverState control) const {
auto i = _animOpacities.constFind(control);
return (i == _animOpacities.cend()) ? (_over == control ? 1 : 0) : i->current();
}
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