message: Adjust font size for 2D measure labels on hires screens
diff: #include <avogadro/rendering/textlabel3d.h>
  #include <avogadro/rendering/textproperties.h>
  +#include <QtGui/QGuiApplication>
  #include <QtGui/QIcon>
  #include <QtGui/QKeyEvent>
  #include <QtGui/QMouseEvent>
  @@ -238,6 +239,9 @@ void Editor::draw(Rendering::GroupNode& node)
  overlayTProp.setFontFamily(TextProperties::Mono);
  overlayTProp.setColorRgb(64, 255, 220);
  overlayTProp.setAlign(TextProperties::HLeft, TextProperties::VBottom);
  + // adjust font size for pixel scale in 2D
  + // TODO: should use per-window scale
  + overlayTProp.setPixelHeight(overlayTProp.pixelHeight() * qGuiApp->devicePixelRatio());
  TextLabel2D* label = new TextLabel2D;
  label->setText(overlayText.toStdString());
  