[graphics/drawy/gsoc2026] src/gui/item: fix: preserve preedit format

Git commit 6c0fbb6bdf2ba65c452fd431f19ab4ec4494dd99 by Laurent Montel, on behalf of Abdelhadi Wael.
Committed on 06/08/2026 at 18:09.
Pushed by mlaurent into branch 'gsoc2026'.

fix: preserve preedit format

M  +2    -1    src/gui/item/text.cpp

https://invent.kde.org/graphics/drawy/-/commit/6c0fbb6bdf2ba65c452fd431f19ab4ec4494dd99

diff --git a/src/gui/item/text.cpp b/src/gui/item/text.cpp
index 50b65282..3c07734f 100644
--- a/src/gui/item/text.cpp
+++ b/src/gui/item/text.cpp
@@ -415,7 +415,8 @@ void TextItem::updatePreedit(const QString &preedit, const QList<QInputMethodEve
             QTextLayout::FormatRange range;
             range.start = attr.start + m_cursor.positionInBlock();
             range.length = attr.length;
-            range.format = qvariant_cast<QTextCharFormat>(attr.value);
+            range.format = m_cursor.charFormat();
+            range.format.merge(qvariant_cast<QTextCharFormat>(attr.value));
             formats.append(range);
         }
     }