tdesktop/Telegram/SourceFiles/media/player/media_player_title_button.h

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org

Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.

Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
*/
#pragma once

#include "ui/button.h"

namespace Media {
namespace Player {

class PlayButtonLayout;

class TitleButton : public Button, private base::Subscriber {
public:
	TitleButton(QWidget *parent);

	void updatePauseState();

	~TitleButton();

protected:
	void paintEvent(QPaintEvent *e) override;
	void enterEvent(QEvent *e) override;
	void leaveEvent(QEvent *e) override;

	void onStateChanged(int oldState, ButtonStateChangeSource source) override;

private:
	void paintIcon(Painter &p);

	std_::unique_ptr<PlayButtonLayout> _layout;
	ColorAnimation _iconFg;

};

} // namespace Clip
} // namespace Media