tdesktop/Telegram/SourceFiles/data/data_document_media.h

127 lines
3.5 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 "base/flags.h"
class Image;
class FileLoader;
namespace Ui {
class FrameGenerator;
} // namespace Ui
namespace Media {
namespace Clip {
enum class Notification;
class ReaderPointer;
} // namespace Clip
} // namespace Media
namespace Data {
class DocumentMedia;
class VideoPreviewState final {
public:
explicit VideoPreviewState(DocumentMedia *media);
void automaticLoad(Data::FileOrigin origin) const;
[[nodiscard]] ::Media::Clip::ReaderPointer makeAnimation(
Fn<void(::Media::Clip::Notification)> callback) const;
[[nodiscard]] bool usingThumbnail() const;
[[nodiscard]] bool loading() const;
[[nodiscard]] bool loaded() const;
private:
DocumentMedia *_media = nullptr;
bool _usingThumbnail = false;
};
class DocumentMedia final {
public:
explicit DocumentMedia(not_null<DocumentData*> owner);
~DocumentMedia();
[[nodiscard]] not_null<DocumentData*> owner() const;
void goodThumbnailWanted();
[[nodiscard]] Image *goodThumbnail() const;
void setGoodThumbnail(QImage thumbnail);
[[nodiscard]] Image *thumbnailInline() const;
[[nodiscard]] const QPainterPath &thumbnailPath() const;
[[nodiscard]] Image *thumbnail() const;
[[nodiscard]] QSize thumbnailSize() const;
void thumbnailWanted(Data::FileOrigin origin);
void setThumbnail(QImage thumbnail);
[[nodiscard]] QByteArray videoThumbnailContent() const;
[[nodiscard]] QSize videoThumbnailSize() const;
void videoThumbnailWanted(Data::FileOrigin origin);
void setVideoThumbnail(QByteArray content);
void checkStickerLarge();
void checkStickerSmall();
[[nodiscard]] Image *getStickerSmall();
[[nodiscard]] Image *getStickerLarge();
void checkStickerLarge(not_null<FileLoader*> loader);
void setBytes(const QByteArray &bytes);
[[nodiscard]] QByteArray bytes() const;
[[nodiscard]] bool loaded(bool check = false) const;
[[nodiscard]] float64 progress() const;
[[nodiscard]] bool canBePlayed(HistoryItem *item) const;
void automaticLoad(Data::FileOrigin origin, const HistoryItem *item);
void collectLocalData(not_null<DocumentMedia*> local);
// For DocumentData.
static void CheckGoodThumbnail(not_null<DocumentData*> document);
private:
enum class Flag : uchar {
GoodThumbnailWanted = 0x01,
};
inline constexpr bool is_flag_type(Flag) { return true; };
using Flags = base::flags<Flag>;
static void ReadOrGenerateThumbnail(not_null<DocumentData*> document);
static void GenerateGoodThumbnail(
not_null<DocumentData*> document,
QByteArray data);
[[nodiscard]] bool thumbnailEnoughForSticker() const;
// NB! Right now DocumentMedia can outlive Main::Session!
// In DocumentData::collectLocalData a shared_ptr is sent on_main.
// In case this is a problem the ~Gif code should be rewritten.
const not_null<DocumentData*> _owner;
std::unique_ptr<Image> _goodThumbnail;
mutable std::unique_ptr<Image> _inlineThumbnail;
mutable QPainterPath _pathThumbnail;
std::unique_ptr<Image> _thumbnail;
std::unique_ptr<Image> _sticker;
QByteArray _bytes;
QByteArray _videoThumbnailBytes;
Flags _flags;
};
[[nodiscard]] auto DocumentIconFrameGenerator(not_null<DocumentMedia*> media)
-> FnMut<std::unique_ptr<Ui::FrameGenerator>()>;
[[nodiscard]] auto DocumentIconFrameGenerator(
const std::shared_ptr<DocumentMedia> &media)
-> FnMut<std::unique_ptr<Ui::FrameGenerator>()>;
} // namespace Data