From 7c30e2b4f6ed36923284ceef536d55781c6d27dc Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Thu, 2 Oct 2025 20:50:46 +0300
Subject: [PATCH] feat(math): inherit attributes from selection

---
 packages/ckeditor5-math/src/mathcommand.ts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/ckeditor5-math/src/mathcommand.ts b/packages/ckeditor5-math/src/mathcommand.ts
index 63671f437..b6126f42f 100644
--- a/packages/ckeditor5-math/src/mathcommand.ts
+++ b/packages/ckeditor5-math/src/mathcommand.ts
@@ -33,10 +33,18 @@ export default class MathCommand extends Command {
 					{ equation, type, display }
 				);
 			} else {
+				const selection = this.editor.model.document.selection;
+
 				// Create new model element
 				mathtex = writer.createElement(
 					display ? 'mathtex-display' : 'mathtex-inline',
-					{ equation, type: outputType, display }
+					{
+						// Inherit all attributes from selection (e.g. color, background color, size).
+						...Object.fromEntries( selection.getAttributes() ),
+						equation,
+						type: outputType,
+						display,
+					}
 				);
 			}
 			model.insertContent( mathtex );