fix dark mode

NeutrinoToolkit · Sep 17, 2024 · 2b1578d · 2b1578d
1 parent f072310
commit 2b1578d
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/src/graphics/nTics.cc b/src/graphics/nTics.cc
@@ -28,6 +28,19 @@
 #include <QColorDialog>
 #include <array>
 
+
+inline bool isDarkMode() {
+#if QT_VERSION >= QT_VERSION_CHECK(6, 5, 0)
+    const auto scheme = QGuiApplication::styleHints()->colorScheme();
+    return scheme == Qt::ColorScheme::Dark;
+#else
+    const QPalette defaultPalette;
+    const auto text = defaultPalette.color(QPalette::WindowText);
+    const auto window = defaultPalette.color(QPalette::Window);
+    return text.lightness() > window.lightness();
+#endif // QT_VERSION
+}
+
 nTics::~nTics() {
     QSettings my_set("neutrino","");
     my_set.beginGroup("nPreferences");
@@ -45,6 +58,7 @@ nTics::nTics(nView *view) : QGraphicsItem(),
     gridVisible(false),
     gridThickness(1.0)
 {
+    ticsColor=isDarkMode() ? QColor(Qt::white) : QColor(Qt::black);
     QSettings my_set("neutrino","");
     my_set.beginGroup("nPreferences");
     rulerVisible=my_set.value("rulerVisible",rulerVisible).toBool();