78 lines
2.1 KiB
C++
78 lines
2.1 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 "lottie/lottie_player.h"
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#include "base/timer.h"
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#include "base/algorithm.h"
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#include <rpl/event_stream.h>
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namespace Lottie {
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class Animation;
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class FrameRenderer;
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struct MultiUpdate {
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//base::variant<
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// std::pair<Animation*, Information>,
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// DisplayMultiFrameRequest,
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// std::pair<Animation*, Error>> data;
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};
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std::shared_ptr<FrameRenderer> MakeFrameRenderer();
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class MultiPlayer final : public Player {
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public:
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explicit MultiPlayer(std::shared_ptr<FrameRenderer> renderer = nullptr);
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~MultiPlayer();
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void start(
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not_null<Animation*> animation,
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std::unique_ptr<SharedState> state) override;
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void failed(not_null<Animation*> animation, Error error) override;
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void updateFrameRequest(
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not_null<const Animation*> animation,
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const FrameRequest &request) override;
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void markFrameShown() override;
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void checkStep() override;
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not_null<Animation*> append(
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FnMut<void(FnMut<void(QByteArray &&cached)>)> get, // Main thread.
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FnMut<void(QByteArray &&cached)> put, // Unknown thread.
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const QByteArray &content,
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const FrameRequest &request);
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not_null<Animation*> append(
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const QByteArray &content,
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const FrameRequest &request);
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rpl::producer<MultiUpdate> updates() const;
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void remove(not_null<Animation*> animation);
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private:
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crl::time startAtRightTime(not_null<SharedState*> state);
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void markFrameDisplayed(crl::time now, crl::time delayed);
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void checkNextFrameAvailability();
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void checkNextFrameRender();
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base::Timer _timer;
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const std::shared_ptr<FrameRenderer> _renderer;
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std::vector<std::unique_ptr<Animation>> _animations;
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base::flat_map<not_null<Animation*>, not_null<SharedState*>> _active;
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//base::flat_map<not_null<Animation*>, not_null<SharedState*>> _paused;
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crl::time _started = kTimeUnknown;
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crl::time _accumulatedDelay = 0;
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crl::time _nextFrameTime = kTimeUnknown;
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rpl::event_stream<MultiUpdate> _updates;
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rpl::lifetime _lifetime;
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};
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} // namespace Lottie
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