dd81f5d59f
base::lambda -> Fn (type alias for std::function). base::lambda_once -> FnMut (type alias for base::unique_function). base::lambda_guarded -> crl::guard. base::lambda_call_type_t -> crl::deduced_call_type.
55 lines
1.2 KiB
C++
55 lines
1.2 KiB
C++
/*
|
|
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 "styles/style_widgets.h"
|
|
|
|
namespace Ui {
|
|
|
|
class RippleAnimation {
|
|
public:
|
|
using UpdateCallback = Fn<void()>;
|
|
|
|
// White upon transparent mask, like colorizeImage(black-white-mask, white).
|
|
RippleAnimation(const style::RippleAnimation &st, QImage mask, const UpdateCallback &update);
|
|
|
|
void add(QPoint origin, int startRadius = 0);
|
|
void addFading();
|
|
void lastStop();
|
|
void lastUnstop();
|
|
void lastFinish();
|
|
|
|
void paint(QPainter &p, int x, int y, int outerWidth, TimeMs ms, const QColor *colorOverride = nullptr);
|
|
|
|
bool empty() const {
|
|
return _ripples.isEmpty();
|
|
}
|
|
|
|
static QImage maskByDrawer(QSize size, bool filled, Fn<void(QPainter &p)> drawer);
|
|
static QImage rectMask(QSize size);
|
|
static QImage roundRectMask(QSize size, int radius);
|
|
static QImage ellipseMask(QSize size);
|
|
|
|
~RippleAnimation() {
|
|
clear();
|
|
}
|
|
|
|
private:
|
|
void clear();
|
|
void clearFinished();
|
|
|
|
const style::RippleAnimation &_st;
|
|
QPixmap _mask;
|
|
UpdateCallback _update;
|
|
|
|
class Ripple;
|
|
QList<Ripple*> _ripples;
|
|
|
|
};
|
|
|
|
} // namespace Ui
|