tdesktop/Telegram/SourceFiles/data/data_photo.cpp

192 lines
4.2 KiB
C++

/*
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 "data/data_photo.h"
#include "data/data_session.h"
#include "data/data_file_origin.h"
#include "ui/image/image.h"
#include "ui/image/image_source.h"
#include "mainwidget.h"
#include "auth_session.h"
#include "messenger.h"
PhotoData::PhotoData(const PhotoId &id)
: id(id) {
}
PhotoData::PhotoData(
const PhotoId &id,
const uint64 &access,
const QByteArray &fileReference,
TimeId date,
const ImagePtr &thumb,
const ImagePtr &medium,
const ImagePtr &full)
: id(id)
, access(access)
, date(date)
, thumb(thumb)
, medium(medium)
, full(full) {
}
void PhotoData::automaticLoad(
Data::FileOrigin origin,
const HistoryItem *item) {
full->automaticLoad(origin, item);
}
void PhotoData::automaticLoadSettingsChanged() {
full->automaticLoadSettingsChanged();
}
void PhotoData::download(Data::FileOrigin origin) {
full->loadEvenCancelled(origin);
Auth().data().notifyPhotoLayoutChanged(this);
}
bool PhotoData::loaded() const {
bool wasLoading = loading();
if (full->loaded()) {
if (wasLoading) {
Auth().data().notifyPhotoLayoutChanged(this);
}
return true;
}
return false;
}
bool PhotoData::loading() const {
return full->loading();
}
bool PhotoData::displayLoading() const {
return full->loading()
? full->displayLoading()
: (uploading() && !waitingForAlbum());
}
void PhotoData::cancel() {
full->cancel();
Auth().data().notifyPhotoLayoutChanged(this);
}
float64 PhotoData::progress() const {
if (uploading()) {
if (uploadingData->size > 0) {
return float64(uploadingData->offset) / uploadingData->size;
}
return 0;
}
return full->progress();
}
void PhotoData::setWaitingForAlbum() {
if (uploading()) {
uploadingData->waitingForAlbum = true;
}
}
bool PhotoData::waitingForAlbum() const {
return uploading() && uploadingData->waitingForAlbum;
}
int32 PhotoData::loadOffset() const {
return full->loadOffset();
}
bool PhotoData::uploading() const {
return (uploadingData != nullptr);
}
void PhotoData::unload() {
// Forget thumb only when image cache limit exceeds.
//thumb->unload();
medium->unload();
full->unload();
_replyPreview = nullptr;
}
Image *PhotoData::getReplyPreview(Data::FileOrigin origin) {
if (!_replyPreview && !thumb->isNull()) {
const auto previewFromImage = [&](const ImagePtr &image) {
if (!image->loaded()) {
image->load(origin);
return std::unique_ptr<Image>();
}
int w = image->width(), h = image->height();
if (w <= 0) w = 1;
if (h <= 0) h = 1;
return std::make_unique<Image>(
std::make_unique<Images::ImageSource>(
(w > h
? image->pix(
origin,
w * st::msgReplyBarSize.height() / h,
st::msgReplyBarSize.height())
: image->pix(origin, st::msgReplyBarSize.height())
).toImage(),
"PNG"));
};
if (thumb->isDelayedStorageImage()
&& !full->isNull()
&& !full->isDelayedStorageImage()) {
_replyPreview = previewFromImage(full);
} else {
_replyPreview = previewFromImage(thumb);
}
}
return _replyPreview.get();
}
MTPInputPhoto PhotoData::mtpInput() const {
return MTP_inputPhoto(
MTP_long(id),
MTP_long(access),
MTP_bytes(fileReference));
}
void PhotoData::collectLocalData(PhotoData *local) {
if (local == this) return;
const auto copyImage = [](const ImagePtr &src, const ImagePtr &dst) {
if (const auto from = src->cacheKey()) {
if (const auto to = dst->cacheKey()) {
Auth().data().cache().copyIfEmpty(*from, *to);
}
}
};
copyImage(local->thumb, thumb);
copyImage(local->medium, medium);
copyImage(local->full, full);
}
void PhotoOpenClickHandler::onClickImpl() const {
Messenger::Instance().showPhoto(this);
}
void PhotoSaveClickHandler::onClickImpl() const {
auto data = photo();
if (!data->date) return;
data->download(context());
}
void PhotoCancelClickHandler::onClickImpl() const {
auto data = photo();
if (!data->date) return;
if (data->uploading()) {
if (const auto item = App::histItemById(context())) {
App::main()->cancelUploadLayer(item);
}
} else {
data->cancel();
}
}