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Telegram/SourceFiles/ui/widgets/gradient_round_button.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/widgets/buttons.h"
+#include "ui/effects/glare.h"
+
+namespace Ui {
+
+class GradientButton final : public Ui::RippleButton {
+public:
+	GradientButton(QWidget *widget, QGradientStops stops);
+
+	void startGlareAnimation();
+	void setGlarePaused(bool paused);
+
+private:
+	void paintEvent(QPaintEvent *e);
+	void paintGlare(QPainter &p);
+	void validateBg();
+	void validateGlare();
+
+	QGradientStops _stops;
+	QImage _bg;
+
+	GlareEffect _glare;
+
+};
+
+} // namespace Ui