mirror of
https://github.com/telegramdesktop/tdesktop
synced 2024-12-26 00:12:25 +00:00
76 lines
1.8 KiB
C++
76 lines
1.8 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
|
|
*/
|
|
#pragma once
|
|
|
|
#include "ui/image/image.h"
|
|
|
|
class DocumentData;
|
|
|
|
namespace Data {
|
|
|
|
class GoodThumbSource : public Images::Source {
|
|
public:
|
|
explicit GoodThumbSource(not_null<DocumentData*> document);
|
|
|
|
void load(
|
|
Data::FileOrigin origin,
|
|
bool loadFirst,
|
|
bool prior) override;
|
|
void loadEvenCancelled(
|
|
Data::FileOrigin origin,
|
|
bool loadFirst,
|
|
bool prior) override;
|
|
QImage takeLoaded() override;
|
|
void unload() override;
|
|
|
|
void automaticLoad(
|
|
Data::FileOrigin origin,
|
|
const HistoryItem *item) override;
|
|
void automaticLoadSettingsChanged() override;
|
|
|
|
bool loading() override;
|
|
bool displayLoading() override;
|
|
void cancel() override;
|
|
float64 progress() override;
|
|
int loadOffset() override;
|
|
|
|
const StorageImageLocation &location() override;
|
|
void refreshFileReference(const QByteArray &data) override;
|
|
std::optional<Storage::Cache::Key> cacheKey() override;
|
|
void setDelayedStorageLocation(
|
|
const StorageImageLocation &location) override;
|
|
void performDelayedLoad(Data::FileOrigin origin) override;
|
|
bool isDelayedStorageImage() const override;
|
|
void setImageBytes(const QByteArray &bytes) override;
|
|
|
|
int width() override;
|
|
int height() override;
|
|
void setInformation(int size, int width, int height) override;
|
|
|
|
QByteArray bytesForCache() override;
|
|
|
|
private:
|
|
void generate(base::binary_guard &&guard);
|
|
|
|
// NB: This method is called from crl::async(), 'this' is unreliable.
|
|
void ready(
|
|
base::binary_guard &&guard,
|
|
QImage &&image,
|
|
QByteArray &&bytes = {});
|
|
|
|
not_null<DocumentData*> _document;
|
|
QImage _loaded;
|
|
base::binary_guard _loading;
|
|
int _width = 0;
|
|
int _height = 0;
|
|
bool _empty = false;
|
|
|
|
};
|
|
|
|
} // namespace Data
|