citra/src/citra_qt/util/util.cpp
2018-09-17 19:00:28 +05:30

39 lines
1.3 KiB
C++

// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include <cmath>
#include <QPainter>
#include "citra_qt/util/util.h"
QFont GetMonospaceFont() {
QFont font("monospace");
// Automatic fallback to a monospace font on on platforms without a font called "monospace"
font.setStyleHint(QFont::Monospace);
font.setFixedPitch(true);
return font;
}
QString ReadableByteSize(qulonglong size) {
static const std::array<const char*, 6> units = {"B", "KiB", "MiB", "GiB", "TiB", "PiB"};
if (size == 0)
return "0";
int digit_groups = std::min<int>(static_cast<int>(std::log10(size) / std::log10(1024)),
static_cast<int>(units.size()));
return QString("%L1 %2")
.arg(size / std::pow(1024, digit_groups), 0, 'f', 1)
.arg(units[digit_groups]);
}
QPixmap CreateCirclePixmapFromColor(const QColor& color) {
QPixmap circle_pixmap(16, 16);
circle_pixmap.fill(Qt::transparent);
QPainter painter(&circle_pixmap);
painter.setRenderHint(QPainter::Antialiasing);
painter.setPen(color);
painter.setBrush(color);
painter.drawEllipse({circle_pixmap.width() / 2.0, circle_pixmap.height() / 2.0}, 7.0, 7.0);
return circle_pixmap;
}