From 39b6a1e3a843d83fb96dd0ce421373cbad7b4584 Mon Sep 17 00:00:00 2001
From: PaddleStroke <pierrelouis.boyer@gmail.com>
Date: Mon, 19 May 2025 09:36:47 +0200
Subject: [PATCH] TechDraw: decorateLine fix (#21312)

* TechDraw: decorateLine fix

* Update CommandAnnotate.cpp
---
 src/Mod/TechDraw/Gui/CommandAnnotate.cpp | 25 +++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/src/Mod/TechDraw/Gui/CommandAnnotate.cpp b/src/Mod/TechDraw/Gui/CommandAnnotate.cpp
index 0e9b173265..978ef62131 100644
--- a/src/Mod/TechDraw/Gui/CommandAnnotate.cpp
+++ b/src/Mod/TechDraw/Gui/CommandAnnotate.cpp
@@ -1424,29 +1424,32 @@ void CmdTechDrawDecorateLine::activated(int iMsg)
     }
 
     std::vector<Gui::SelectionObject> selection = getSelection().getSelectionEx();
-    TechDraw::DrawViewPart* baseFeat = nullptr;
     if (selection.empty()) {
         QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong Selection"),
                                 QObject::tr("You must select a View and/or lines."));
         return;
     }
 
-    baseFeat =  dynamic_cast<TechDraw::DrawViewPart *>(selection[0].getObject());
+    TechDraw::DrawViewPart* baseFeat = nullptr;
+    std::vector<std::string> subNames;
+
+    std::vector<Gui::SelectionObject>::iterator itSel = selection.begin();
+    for (; itSel != selection.end(); itSel++)  {
+        if ((*itSel).getObject()->isDerivedFrom<TechDraw::DrawViewPart>()) {
+            subNames = (*itSel).getSubNames();
+            if (!subNames.empty()) {
+                baseFeat = static_cast<TechDraw::DrawViewPart*>((*itSel).getObject());
+                break;
+            }
+        }
+    }
+
     if (!baseFeat) {
         QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong Selection"),
                                 QObject::tr("No View in Selection."));
         return;
     }
 
-    std::vector<std::string> subNames;
-
-    std::vector<Gui::SelectionObject>::iterator itSel = selection.begin();
-    for (; itSel != selection.end(); itSel++)  {
-        if ((*itSel).getObject()->isDerivedFrom<TechDraw::DrawViewPart>()) {
-            baseFeat = static_cast<TechDraw::DrawViewPart*> ((*itSel).getObject());
-            subNames = (*itSel).getSubNames();
-        }
-    }
     std::vector<std::string> edgeNames;
     for (auto& s: subNames) {
         std::string geomType = DrawUtil::getGeomTypeFromName(s);