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Telegram/SourceFiles/profile/profile_cover_drop_area.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 "ui/effects/animations.h"
+#include "ui/rp_widget.h"
+
+namespace Profile {
+
+class CoverDropArea : public Ui::RpWidget {
+public:
+	CoverDropArea(QWidget *parent, const QString &title, const QString &subtitle);
+
+	void showAnimated();
+
+	using HideFinishCallback = Fn<void(CoverDropArea*)>;
+	void hideAnimated(HideFinishCallback &&callback);
+
+	bool hiding() const {
+		return _hiding;
+	}
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+
+private:
+	void setupAnimation();
+
+	QString _title, _subtitle;
+	int _titleWidth, _subtitleWidth;
+
+	QPixmap _cache;
+	Ui::Animations::Simple _a_appearance;
+	bool _hiding = false;
+	HideFinishCallback _hideFinishCallback;
+
+};
+
+} // namespace Profile