lib_ui/ui/dpr/dpr_icon.cpp
2023-01-23 22:04:51 +04:00

32 lines
884 B
C++

// This file is part of Desktop App Toolkit,
// a set of libraries for developing nice desktop applications.
//
// For license and copyright information please follow this link:
// https://github.com/desktop-app/legal/blob/master/LEGAL
//
#include "ui/dpr/dpr_icon.h"
namespace dpr {
QImage IconFrame(
const style::icon &icon,
const QColor &color,
double ratio) {
const auto scale = style::Scale() * ratio;
const auto use = (scale > 200. || style::DevicePixelRatio() > 2)
? (300 / style::DevicePixelRatio())
: (scale > 100.)
? (200 / style::DevicePixelRatio())
: (100 / style::DevicePixelRatio());
auto image = icon.instance(color, use);
image.setDevicePixelRatio(1.);
const auto desired = icon.size() * ratio;
return (image.size() == desired)
? image
: image.scaled(
desired,
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation);
}
} // namespace dpr