mirror of
https://github.com/vale981/tdesktop
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59 lines
1.7 KiB
C
59 lines
1.7 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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enum class SlideDirection {
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FromRight,
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FromLeft,
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};
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class SlideAnimation {
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public:
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SlideAnimation();
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void paintContents(Painter &p, const QRect &update) const;
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void setDirection(SlideDirection direction);
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void setPixmaps(const QPixmap &oldContentCache, const QPixmap &newContentCache);
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using RepaintCallback = Function<void>;
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void setRepaintCallback(RepaintCallback &&callback);
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using FinishedCallback = Function<void>;
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void setFinishedCallback(FinishedCallback &&callback);
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void start();
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private:
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void step(float64 ms, bool timer);
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SlideDirection _direction = SlideDirection::FromRight;
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mutable Animation _animation;
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QPixmap _cacheUnder, _cacheOver;
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anim::ivalue a_coordUnder, a_coordOver;
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anim::fvalue a_progress;
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RepaintCallback _repaintCallback;
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FinishedCallback _finishedCallback;
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};
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