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Qt/GameListBackground: Auto adjust gamelist text color

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This commit is contained in:
KamFretoZ
2026-06-11 00:55:31 +07:00
committed by lightningterror
parent 66ea4c4967
commit ee6c7e6286
2 changed files with 34 additions and 0 deletions
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pcsx2-qt/GameList/GameListWidget.cpp
+31
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@@ -22,7 +22,10 @@
#include <QtCore/QSortFilterProxyModel>
#include <QtCore/QDir>
#include <QtCore/QString>
#include <QtGui/QColor>
#include <QtGui/QImage>
#include <QtGui/QPainter>
#include <QtGui/QPalette>
#include <QtGui/QPixmap>
#include <QtGui/QPixmapCache>
#include <QtGui/QWheelEvent>
@@ -391,6 +394,9 @@ void GameListWidget::setCustomBackground()
m_table_view->viewport()->setAutoFillBackground(true);
m_list_view->viewport()->setAutoFillBackground(true);
m_ui.stack->setPalette(QPalette());
m_background_text_color = QColor();
m_ui.stack->update();
m_table_view->setAlternatingRowColors(true);
return;
@@ -447,6 +453,8 @@ void GameListWidget::processBackgroundFrames()
return;
QPixmap pm = m_background_movie->currentPixmap();
updateBackgroundTextColor(pm);
const qreal dpr = devicePixelRatioF();
QtUtils::resizeAndScalePixmap(&pm, widget_width, widget_height, dpr, m_background_scaling, m_background_opacity);
@@ -456,6 +464,28 @@ void GameListWidget::processBackgroundFrames()
}
}
void GameListWidget::updateBackgroundTextColor(const QPixmap& frame)
{
if (frame.isNull())
return;
const QImage sampled = frame.scaled(32, 32, Qt::IgnoreAspectRatio, Qt::FastTransformation).toImage();
const QColor average = sampled.scaled(1, 1, Qt::IgnoreAspectRatio, Qt::SmoothTransformation).pixelColor(0, 0);
const QColor base = qApp->palette().color(QPalette::Base);
const qreal coverage = average.alphaF() * std::clamp(m_background_opacity / 100.0f, 0.0f, 1.0f);
const qreal brightness = qGray(average.rgb()) * coverage + qGray(base.rgb()) * (1.0 - coverage);
const QColor text_color = (brightness > 127.5) ? Qt::black : Qt::white;
if (m_background_text_color == text_color)
return;
m_background_text_color = text_color;
QPalette palette;
palette.setColor(QPalette::Text, text_color);
palette.setColor(QPalette::WindowText, text_color);
m_ui.stack->setPalette(palette);
}
bool GameListWidget::isShowingGameList() const
{
return m_ui.stack->currentIndex() == 0;
@@ -499,6 +529,7 @@ void GameListWidget::cancelRefresh()
void GameListWidget::reloadThemeSpecificImages()
{
m_model->reloadThemeSpecificImages();
processBackgroundFrames();
}
void GameListWidget::onRefreshProgress(const QString& status, int current, int total)
pcsx2-qt/GameList/GameListWidget.h
+3
View File
@@ -9,6 +9,7 @@
#include "pcsx2/GameList.h"
#include <QtGui/QColor>
#include <QtGui/QMovie>
#include <QtGui/QPixmap>
#include <QtWidgets/QListView>
@@ -55,6 +56,7 @@ public:
void setCustomBackground();
void updateCustomBackgroundState(const bool force_start = false);
void processBackgroundFrames();
void updateBackgroundTextColor(const QPixmap& frame);
bool isShowingGameList() const;
bool isShowingGameGrid() const;
@@ -128,6 +130,7 @@ private:
QMovie* m_background_movie = nullptr;
QPixmap m_background_pixmap;
QColor m_background_text_color;
QtUtils::ScalingMode m_background_scaling = QtUtils::ScalingMode::Fit;
float m_background_opacity = 100.0f;
};