113 lines
3.1 KiB
C++
113 lines
3.1 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "base/flags.h"
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class Image;
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class FileLoader;
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namespace Media {
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namespace Clip {
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enum Notification : int;
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class ReaderPointer;
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} // namespace Clip
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} // namespace Media
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namespace Data {
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class DocumentMedia;
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class VideoPreviewState final {
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public:
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explicit VideoPreviewState(DocumentMedia *media);
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void automaticLoad(Data::FileOrigin origin) const;
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[[nodiscard]] ::Media::Clip::ReaderPointer makeAnimation(
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Fn<void(::Media::Clip::Notification)> callback) const;
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[[nodiscard]] bool usingThumbnail() const;
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[[nodiscard]] bool loading() const;
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[[nodiscard]] bool loaded() const;
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private:
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DocumentMedia *_media = nullptr;
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bool _usingThumbnail = false;
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};
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class DocumentMedia final {
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public:
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explicit DocumentMedia(not_null<DocumentData*> owner);
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~DocumentMedia();
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[[nodiscard]] not_null<DocumentData*> owner() const;
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void goodThumbnailWanted();
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[[nodiscard]] Image *goodThumbnail() const;
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void setGoodThumbnail(QImage thumbnail);
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[[nodiscard]] Image *thumbnailInline() const;
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[[nodiscard]] Image *thumbnail() const;
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[[nodiscard]] QSize thumbnailSize() const;
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void thumbnailWanted(Data::FileOrigin origin);
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void setThumbnail(QImage thumbnail);
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[[nodiscard]] QByteArray videoThumbnailContent() const;
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[[nodiscard]] QSize videoThumbnailSize() const;
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void videoThumbnailWanted(Data::FileOrigin origin);
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void setVideoThumbnail(QByteArray content);
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void checkStickerLarge();
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void checkStickerSmall();
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[[nodiscard]] Image *getStickerSmall();
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[[nodiscard]] Image *getStickerLarge();
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void checkStickerLarge(not_null<FileLoader*> loader);
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void setBytes(const QByteArray &bytes);
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[[nodiscard]] QByteArray bytes() const;
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[[nodiscard]] bool loaded(bool check = false) const;
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[[nodiscard]] float64 progress() const;
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[[nodiscard]] bool canBePlayed() const;
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void automaticLoad(Data::FileOrigin origin, const HistoryItem *item);
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void collectLocalData(not_null<DocumentMedia*> local);
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// For DocumentData.
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static void CheckGoodThumbnail(not_null<DocumentData*> document);
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private:
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enum class Flag : uchar {
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GoodThumbnailWanted = 0x01,
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};
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inline constexpr bool is_flag_type(Flag) { return true; };
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using Flags = base::flags<Flag>;
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static void ReadOrGenerateThumbnail(not_null<DocumentData*> document);
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static void GenerateGoodThumbnail(
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not_null<DocumentData*> document,
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QByteArray data);
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[[nodiscard]] bool thumbnailEnoughForSticker() const;
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// NB! Right now DocumentMedia can outlive Main::Session!
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// In DocumentData::collectLocalData a shared_ptr is sent on_main.
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// In case this is a problem the ~Gif code should be rewritten.
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const not_null<DocumentData*> _owner;
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std::unique_ptr<Image> _goodThumbnail;
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mutable std::unique_ptr<Image> _inlineThumbnail;
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std::unique_ptr<Image> _thumbnail;
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std::unique_ptr<Image> _sticker;
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QByteArray _bytes;
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QByteArray _videoThumbnailBytes;
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Flags _flags;
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};
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} // namespace Data
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