64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "ui/effects/animations.h"
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namespace Ui {
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class FireworksAnimation final {
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public:
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explicit FireworksAnimation(Fn<void()> repaint);
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bool paint(QPainter &p, const QRect &rect);
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private:
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struct Particle {
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enum class Type : uchar {
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Circle,
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Rectangle
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};
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float64 x = 0.;
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float64 y = 0.;
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float64 moveX = 0.;
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float64 moveY = 0.;
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uint16 rotation = 0;
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Type type = Type::Circle;
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uchar color = 0;
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bool right = false;
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uchar size = 0;
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uchar xFinished = 0;
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uchar finishedStart = 0;
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bool finished = false;
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};
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void update(crl::time now);
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void startFall();
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void paintParticle(
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QPainter &p,
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const Particle &particle,
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const QRect &rect);
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void initParticle(Particle &particle, bool falling);
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void updateParticle(Particle &particle, crl::time dt);
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std::vector<Particle> _particles;
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std::vector<QBrush> _brushes;
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Ui::Animations::Basic _animation;
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Fn<void()> _repaint;
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crl::time _lastUpdate = 0;
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float64 _speedCoef = 1.;
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int _fallingDown = 0;
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int _smallSide = 0;
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bool _startedFall = false;
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};
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} // namespace Ui
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