147 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			147 lines
		
	
	
	
		
			3.9 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 "ui/text/text_isolated_emoji.h"
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#include "ui/image/image.h"
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#include "base/timer.h"
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#include <crl/crl_object_on_queue.h>
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class HistoryItem;
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class DocumentData;
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namespace Main {
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class Session;
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} // namespace Main
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namespace Lottie {
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class SinglePlayer;
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class FrameProvider;
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struct ColorReplacements;
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} // namespace Lottie
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namespace Ui {
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namespace Text {
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class String;
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} // namespace Text
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namespace Emoji {
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class UniversalImages;
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} // namespace Emoji
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} // namespace Ui
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namespace HistoryView {
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class Element;
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} // namespace HistoryView
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namespace Stickers {
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using IsolatedEmoji = Ui::Text::IsolatedEmoji;
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struct LargeEmojiImage {
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	std::optional<Image> image;
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	FnMut<void()> load;
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	[[nodiscard]] static QSize Size();
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};
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class EmojiPack final {
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public:
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	using ViewElement = HistoryView::Element;
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	struct Sticker {
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		DocumentData *document = nullptr;
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		const Lottie::ColorReplacements *replacements = nullptr;
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		[[nodiscard]] bool empty() const {
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			return (document == nullptr);
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		}
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		[[nodiscard]] explicit operator bool() const {
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			return !empty();
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		}
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	};
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	explicit EmojiPack(not_null<Main::Session*> session);
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	~EmojiPack();
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	bool add(not_null<ViewElement*> view);
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	void remove(not_null<const ViewElement*> view);
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	[[nodiscard]] Sticker stickerForEmoji(EmojiPtr emoji);
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	[[nodiscard]] Sticker stickerForEmoji(const IsolatedEmoji &emoji);
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	[[nodiscard]] std::shared_ptr<LargeEmojiImage> image(EmojiPtr emoji);
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	[[nodiscard]] EmojiPtr chooseInteractionEmoji(
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		not_null<HistoryItem*> item) const;
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	[[nodiscard]] EmojiPtr chooseInteractionEmoji(
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		const QString &emoticon) const;
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	[[nodiscard]] auto animationsForEmoji(EmojiPtr emoji) const
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		-> const base::flat_map<int, not_null<DocumentData*>> &;
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	[[nodiscard]] bool hasAnimationsFor(not_null<HistoryItem*> item) const;
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	[[nodiscard]] bool hasAnimationsFor(const QString &emoticon) const;
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	[[nodiscard]] int animationsVersion() const {
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		return _animationsVersion;
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	}
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	[[nodiscard]] rpl::producer<> refreshed() const {
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		return _refreshed.events();
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	}
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	[[nodiscard]] std::unique_ptr<Lottie::SinglePlayer> effectPlayer(
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		not_null<DocumentData*> document,
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		QByteArray data,
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		QString filepath,
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		bool premium);
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private:
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	class ImageLoader;
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	void refresh();
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	void refreshDelayed();
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	void refreshAnimations();
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	void applySet(const MTPDmessages_stickerSet &data);
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	void applyPack(
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		const MTPDstickerPack &data,
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		const base::flat_map<uint64, not_null<DocumentData*>> &map);
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	void applyAnimationsSet(const MTPDmessages_stickerSet &data);
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	[[nodiscard]] auto collectStickers(const QVector<MTPDocument> &list) const
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		-> base::flat_map<uint64, not_null<DocumentData*>>;
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	[[nodiscard]] auto collectAnimationsIndices(
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		const QVector<MTPStickerPack> &packs) const
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		-> base::flat_map<uint64, base::flat_set<int>>;
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	void refreshAll();
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	void refreshItems(EmojiPtr emoji);
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	void refreshItems(const base::flat_set<not_null<ViewElement*>> &list);
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	void refreshItems(const base::flat_set<not_null<HistoryItem*>> &items);
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	const not_null<Main::Session*> _session;
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	base::flat_map<EmojiPtr, not_null<DocumentData*>> _map;
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	base::flat_map<
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		IsolatedEmoji,
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		base::flat_set<not_null<HistoryView::Element*>>> _items;
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	base::flat_map<EmojiPtr, std::weak_ptr<LargeEmojiImage>> _images;
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	mtpRequestId _requestId = 0;
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	base::flat_set<not_null<HistoryView::Element*>> _onlyCustomItems;
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	int _animationsVersion = 0;
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	base::flat_map<
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		EmojiPtr,
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		base::flat_map<int, not_null<DocumentData*>>> _animations;
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	mtpRequestId _animationsRequestId = 0;
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	base::flat_map<
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		not_null<DocumentData*>,
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		std::weak_ptr<Lottie::FrameProvider>> _sharedProviders;
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	rpl::event_stream<> _refreshed;
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	rpl::lifetime _lifetime;
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};
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} // namespace Stickers
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