[LyX/master] Use proper (inset) font for normalizing purposes

[Juergen Spitzmueller]

commit 25ecd919fe66fd1eaee2a5113a309f8768001dd8
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Fri May 19 12:35:03 2023 +0200

    Use proper (inset) font for normalizing purposes
    
    Not all insets have a proper layout, but we have Inset::getFont()
    
    Fixes #12729
---
 src/Text.cpp |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/Text.cpp b/src/Text.cpp
index f7d8c1f..4fb7754 100644
--- a/src/Text.cpp
+++ b/src/Text.cpp
@@ -2479,7 +2479,11 @@ FontInfo Text::layoutFont(pit_type const pit) const
 		// In case the default family has been customized
 		if (layout.font.family() == INHERIT_FAMILY)
 			lf.setFamily(owner_->buffer().params().getFont().fontInfo().family());
-		FontInfo icf = owner_->getLayout().font();
+		FontInfo icf = (!isMainText())
+				  // inside insets, we call the getFont() method
+				? owner_->getFont()
+				  // outside, we access the layout font directly
+				: owner_->getLayout().font();
 		icf.realize(lf);
 		return icf;
 	}