98 lines
2.5 KiB
C++
98 lines
2.5 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/timer.h"
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class PhotoData;
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class DocumentData;
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namespace Media {
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namespace Streaming {
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class Reader;
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class Document;
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} // namespace Streaming
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} // namespace Media
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namespace Data {
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class Session;
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struct FileOrigin;
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class Streaming final {
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public:
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explicit Streaming(not_null<Session*> owner);
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Streaming(const Streaming &other) = delete;
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Streaming &operator=(const Streaming &other) = delete;
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~Streaming();
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using Reader = ::Media::Streaming::Reader;
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using Document = ::Media::Streaming::Document;
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[[nodiscard]] std::shared_ptr<Reader> sharedReader(
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not_null<DocumentData*> document,
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FileOrigin origin,
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bool forceRemoteLoader = false);
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[[nodiscard]] std::shared_ptr<Document> sharedDocument(
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not_null<DocumentData*> document,
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FileOrigin origin);
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[[nodiscard]] std::shared_ptr<Reader> sharedReader(
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not_null<PhotoData*> photo,
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FileOrigin origin,
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bool forceRemoteLoader = false);
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[[nodiscard]] std::shared_ptr<Document> sharedDocument(
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not_null<PhotoData*> photo,
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FileOrigin origin);
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void keepAlive(not_null<DocumentData*> document);
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void keepAlive(not_null<PhotoData*> photo);
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private:
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void clearKeptAlive();
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template <typename Data>
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[[nodiscard]] std::shared_ptr<Reader> sharedReader(
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base::flat_map<not_null<Data*>, std::weak_ptr<Reader>> &readers,
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not_null<Data*> data,
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FileOrigin origin,
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bool forceRemoteLoader = false);
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template <typename Data>
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[[nodiscard]] std::shared_ptr<Document> sharedDocument(
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base::flat_map<not_null<Data*>, std::weak_ptr<Document>> &documents,
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base::flat_map<not_null<Data*>, std::weak_ptr<Reader>> &readers,
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not_null<Data*> data,
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FileOrigin origin);
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template <typename Data>
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void keepAlive(
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base::flat_map<not_null<Data*>, std::weak_ptr<Document>> &documents,
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not_null<Data*> data);
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const not_null<Session*> _owner;
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base::flat_map<
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not_null<DocumentData*>,
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std::weak_ptr<Reader>> _fileReaders;
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base::flat_map<
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not_null<DocumentData*>,
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std::weak_ptr<Document>> _fileDocuments;
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base::flat_map<not_null<PhotoData*>, std::weak_ptr<Reader>> _photoReaders;
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base::flat_map<
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not_null<PhotoData*>,
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std::weak_ptr<Document>> _photoDocuments;
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base::flat_map<std::shared_ptr<Document>, crl::time> _keptAlive;
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base::Timer _keptAliveTimer;
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};
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} // namespace Data
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