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Qt: Fix HiDPI icon scaling

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spycrab
2017-05-30 22:42:21 +02:00
parent 9fa1e8f45f
commit 1737e81b16
4 changed files with 91 additions and 35 deletions
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92
Source/Core/DolphinQt2/Resources.cpp
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@ -2,46 +2,92 @@
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <QGuiApplication>
#include <QIcon>
#include <QPixmap>
#include <QScreen>
#include <QStringList>
#include "Common/CommonPaths.h"
#include "Common/FileUtil.h"
#include "DolphinQt2/Resources.h"
#include "DolphinQt2/Settings.h"
QList<QPixmap> Resources::m_platforms;
QList<QPixmap> Resources::m_countries;
QList<QPixmap> Resources::m_ratings;
QList<QPixmap> Resources::m_misc;
QIcon Resources::GetIcon(const QString& name, const QString& dir)
{
QString base_path = dir + name;
const auto dpr = QGuiApplication::primaryScreen()->devicePixelRatio();
QIcon icon(base_path.append(QStringLiteral(".png")));
if (dpr > 2)
{
QPixmap pixmap(base_path.append(QStringLiteral("@4x.png")));
if (!pixmap.isNull())
{
pixmap.setDevicePixelRatio(4.0);
icon.addPixmap(pixmap);
}
}
return icon;
}
QPixmap Resources::GetPixmap(const QString& name, const QString& dir)
{
const auto icon = GetIcon(name, dir);
return icon.pixmap(icon.availableSizes()[0]);
}
QIcon Resources::GetScaledIcon(const std::string& name)
{
return GetIcon(QString::fromStdString(name), Settings().GetResourcesDir());
}
QIcon Resources::GetScaledThemeIcon(const std::string& name)
{
return GetIcon(QString::fromStdString(name), Settings().GetThemeDir());
}
QPixmap Resources::GetScaledPixmap(const std::string& name)
{
return GetPixmap(QString::fromStdString(name), Settings().GetResourcesDir());
}
QPixmap Resources::GetScaledThemePixmap(const std::string& name)
{
return GetPixmap(QString::fromStdString(name), Settings().GetThemeDir());
}
void Resources::Init()
{
QString sys_dir = QString::fromStdString(File::GetSysDirectory() + RESOURCES_DIR + DIR_SEP);
QStringList platforms{QStringLiteral("Platform_Gamecube.png"), QStringLiteral("Platform_Wii.png"),
QStringLiteral("Platform_Wad.png"), QStringLiteral("Platform_File.png")};
for (QString platform : platforms)
m_platforms.append(QPixmap(platform.prepend(sys_dir)));
for (const std::string& platform :
{"Platform_Gamecube", "Platform_Wii", "Platform_Wad", "Platform_File"})
{
m_platforms.append(GetScaledPixmap(platform));
}
QStringList countries{
QStringLiteral("Flag_Europe.png"), QStringLiteral("Flag_Japan.png"),
QStringLiteral("Flag_USA.png"), QStringLiteral("Flag_Australia.png"),
QStringLiteral("Flag_France.png"), QStringLiteral("Flag_Germany.png"),
QStringLiteral("Flag_Italy.png"), QStringLiteral("Flag_Korea.png"),
QStringLiteral("Flag_Netherlands.png"), QStringLiteral("Flag_Russia.png"),
QStringLiteral("Flag_Spain.png"), QStringLiteral("Flag_Taiwan.png"),
QStringLiteral("Flag_International.png"), QStringLiteral("Flag_Unknown.png")};
for (QString country : countries)
m_countries.append(QPixmap(country.prepend(sys_dir)));
for (const std::string& country :
{"Flag_Europe", "Flag_Japan", "Flag_USA", "Flag_Australia", "Flag_France", "Flag_Germany",
"Flag_Italy", "Flag_Korea", "Flag_Netherlands", "Flag_Russia", "Flag_Spain", "Flag_Taiwan",
"Flag_International", "Flag_Unknown"})
{
m_countries.append(GetScaledPixmap(country));
}
for (int stars = 0; stars <= 5; stars++)
m_ratings.append(GetScaledPixmap("rating" + std::to_string(stars)));
QStringList ratings{QStringLiteral("rating0.png"), QStringLiteral("rating1.png"),
QStringLiteral("rating2.png"), QStringLiteral("rating3.png"),
QStringLiteral("rating4.png"), QStringLiteral("rating5.png")};
for (QString rating : ratings)
m_ratings.append(QPixmap(rating.prepend(sys_dir)));
m_misc.append(QPixmap(QStringLiteral("nobanner.png").prepend(sys_dir)));
m_misc.append(QPixmap(QStringLiteral("dolphin_logo.png").prepend(sys_dir)));
m_misc.append(QPixmap(QStringLiteral("Dolphin.png").prepend(sys_dir)));
m_misc.append(GetScaledPixmap("nobanner"));
m_misc.append(GetScaledPixmap("dolphin_logo"));
m_misc.append(GetScaledPixmap("Dolphin"));
}
QPixmap Resources::GetPlatform(int platform)