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114 lines
3.3 KiB
C++
114 lines
3.3 KiB
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/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 "base/flat_set.h"
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#include "base/flat_map.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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//std::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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class MultiPlayer final : public Player {
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public:
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MultiPlayer(
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Quality quality = Quality::Default,
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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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bool markFrameShown() override;
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void checkStep() override;
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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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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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rpl::producer<MultiUpdate> updates() const;
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void remove(not_null<Animation*> animation);
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void pause(not_null<Animation*> animation);
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void unpause(not_null<Animation*> animation);
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private:
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struct PausedInfo {
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not_null<SharedState*> state;
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crl::time pauseTime = kTimeUnknown;
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crl::time pauseDelay = kTimeUnknown;
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};
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struct StartingInfo {
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std::unique_ptr<SharedState> state;
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bool paused = false;
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};
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void addNewToActive(
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not_null<Animation*> animation,
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StartingInfo &&info);
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[[nodiscard]] int countFrameIndex(
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not_null<SharedState*> state,
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crl::time time,
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crl::time delay) const;
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void startAtRightTime(std::unique_ptr<SharedState> state);
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void processPending();
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void markFrameDisplayed(crl::time now);
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void addTimelineDelay(crl::time delayed);
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void checkNextFrameAvailability();
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void checkNextFrameRender();
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void unpauseFirst(
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not_null<Animation*> animation,
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not_null<SharedState*> state);
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void pauseAndSaveState(not_null<Animation*> animation);
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void unpauseAndKeepUp(not_null<Animation*> animation);
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void removeNow(not_null<Animation*> animation);
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Quality _quality = Quality::Default;
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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*>, PausedInfo> _paused;
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base::flat_set<not_null<Animation*>> _pendingPause;
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base::flat_set<not_null<Animation*>> _pendingUnpause;
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base::flat_set<not_null<Animation*>> _pausedBeforeStart;
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base::flat_set<not_null<Animation*>> _pendingRemove;
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base::flat_map<not_null<Animation*>, StartingInfo> _pendingToStart;
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crl::time _started = kTimeUnknown;
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crl::time _lastSyncTime = kTimeUnknown;
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crl::time _delay = 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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