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Telegram/SourceFiles/ui/effects/message_sending_animation_controller.h

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "base/unique_qptr.h"
+#include "ui/effects/message_sending_animation_common.h"
+
+namespace HistoryView {
+class Element;
+} // namespace HistoryView
+
+namespace Window {
+class SessionController;
+} // namespace Window
+
+namespace Ui {
+
+class RpWidget;
+struct ChatPaintContext;
+
+class MessageSendingAnimationController final {
+public:
+	explicit MessageSendingAnimationController(
+		not_null<Window::SessionController*> controller);
+
+	struct SendingInfoTo {
+		rpl::producer<std::optional<QPoint>> globalEndTopLeft;
+		Fn<HistoryView::Element*()> view;
+		Fn<Ui::ChatPaintContext()> paintContext;
+	};
+
+	void appendSending(MessageSendingAnimationFrom from);
+	void startAnimation(SendingInfoTo &&to);
+
+	[[nodiscard]] bool hasAnimatedMessage(not_null<HistoryItem*> item) const;
+	[[nodiscard]] bool checkExpectedType(not_null<HistoryItem*> item);
+
+	void clear();
+
+private:
+	void subscribeToDestructions();
+
+	const not_null<Window::SessionController*> _controller;
+	base::flat_map<MsgId, MessageSendingAnimationFrom> _itemSendPending;
+
+	base::flat_map<
+		not_null<HistoryItem*>,
+		base::unique_qptr<RpWidget>> _processing;
+
+	rpl::lifetime _lifetime;
+
+};
+
+} // namespace Ui