From 8a2d4aeb1976b0f3f3097a059242c68d04b62fd0 Mon Sep 17 00:00:00 2001
From: marioalexis <mario.passaglia@gmail.com>
Date: Sun, 2 Mar 2025 00:37:25 -0300
Subject: [PATCH] Fem: Update constraint symbol rotation

---
 src/Mod/Fem/Gui/ViewProviderFemConstraint.cpp | 10 ++++++++++
 src/Mod/Fem/Gui/ViewProviderFemConstraint.h   |  5 -----
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/Mod/Fem/Gui/ViewProviderFemConstraint.cpp b/src/Mod/Fem/Gui/ViewProviderFemConstraint.cpp
index 5c0576226d..040e9194cc 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemConstraint.cpp
+++ b/src/Mod/Fem/Gui/ViewProviderFemConstraint.cpp
@@ -200,9 +200,19 @@ void ViewProviderFemConstraint::handleChangedPropertyName(Base::XMLReader& reade
     }
 }
 
+void ViewProviderFemConstraint::setRotateSymbol(bool rotate)
+{
+    rotateSymbol = rotate;
+    updateSymbol();
+}
+
 void ViewProviderFemConstraint::updateSymbol()
 {
     auto obj = this->getObject<const Fem::Constraint>();
+    if (!obj) {
+        return;
+    }
+
     const std::vector<Base::Vector3d>& points = obj->Points.getValue();
     const std::vector<Base::Vector3d>& normals = obj->Normals.getValue();
     if (points.size() != normals.size()) {
diff --git a/src/Mod/Fem/Gui/ViewProviderFemConstraint.h b/src/Mod/Fem/Gui/ViewProviderFemConstraint.h
index 6b7bdc0ff3..0f74e52488 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemConstraint.h
+++ b/src/Mod/Fem/Gui/ViewProviderFemConstraint.h
@@ -131,11 +131,6 @@ inline bool ViewProviderFemConstraint::getRotateSymbol() const
     return rotateSymbol;
 }
 
-inline void ViewProviderFemConstraint::setRotateSymbol(bool rotate)
-{
-    rotateSymbol = rotate;
-}
-
 using ViewProviderFemConstraintPython = Gui::ViewProviderFeaturePythonT<ViewProviderFemConstraint>;