63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
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/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "styles/style_widgets.h"
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namespace Ui {
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class RippleAnimation {
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public:
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using UpdateCallback = base::lambda_wrap<void()>;
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// White upon transparent mask, like colorizeImage(black-white-mask, white).
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RippleAnimation(const style::RippleAnimation &st, QImage mask, UpdateCallback update);
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void setMask(QImage &&mask);
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void add(QPoint origin, int startRadius = 0);
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void stopLast();
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void paint(QPainter &p, int x, int y, int outerWidth, uint64 ms);
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bool empty() const {
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return _ripples.isEmpty();
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}
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~RippleAnimation() {
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clear();
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}
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private:
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void clear();
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void clearFinished();
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const style::RippleAnimation &_st;
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QPixmap _mask;
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UpdateCallback _update;
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class Ripple;
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QList<Ripple*> _ripples;
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};
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} // namespace Ui
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