From f92ddb961cebef2eecebccc04d822124135b4fc3 Mon Sep 17 00:00:00 2001
From: wandererfan <wandererfan@gmail.com>
Date: Tue, 29 Jan 2019 16:58:26 -0500
Subject: [PATCH] Hide n/a Rotation property

- DPG does not rotate, but shows Rotation property in
  Property Editor
---
 src/Mod/TechDraw/App/DrawProjGroup.cpp | 11 ++++++++++-
 src/Mod/TechDraw/Gui/QGIProjGroup.cpp  |  6 ++++++
 src/Mod/TechDraw/Gui/QGIProjGroup.h    |  2 ++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/Mod/TechDraw/App/DrawProjGroup.cpp b/src/Mod/TechDraw/App/DrawProjGroup.cpp
index e145d424b3..9cc14cf9a4 100644
--- a/src/Mod/TechDraw/App/DrawProjGroup.cpp
+++ b/src/Mod/TechDraw/App/DrawProjGroup.cpp
@@ -70,13 +70,15 @@ DrawProjGroup::DrawProjGroup(void)
     ADD_PROPERTY_TYPE(Source    ,(0), group, App::Prop_None,"Shape to view");
     Source.setScope(App::LinkScope::Global);
     ADD_PROPERTY_TYPE(Anchor, (0), group, App::Prop_None, "The root view to align projections with");
-    Anchor.setScope(App::LinkScope::Global);
+    Anchor.setScope(App::LinkScope::Global);
     ProjectionType.setEnums(ProjectionTypeEnums);
     ADD_PROPERTY(ProjectionType, ((long)0));
 
     ADD_PROPERTY_TYPE(AutoDistribute ,(autoDist),agroup,App::Prop_None,"Distribute Views Automatically or Manually");
     ADD_PROPERTY_TYPE(spacingX, (15), agroup, App::Prop_None, "Horizontal spacing between views");
     ADD_PROPERTY_TYPE(spacingY, (15), agroup, App::Prop_None, "Vertical spacing between views");
+    Rotation.setStatus(App::Property::Hidden,true);   //DPG does not rotate
+
 }
 
 DrawProjGroup::~DrawProjGroup()
@@ -125,6 +127,13 @@ void DrawProjGroup::onChanged(const App::Property* prop)
                 }
             }
         }
+        if (prop == &Rotation) {
+            if (!DrawUtil::fpCompare(Rotation.getValue(),0.0)) {
+                Rotation.setValue(0.0);
+                purgeTouched();
+                Base::Console().Warning("DPG: Projection Groups do not rotate. Change ignored.\n");
+            }
+        }
 
     }
         
diff --git a/src/Mod/TechDraw/Gui/QGIProjGroup.cpp b/src/Mod/TechDraw/Gui/QGIProjGroup.cpp
index bcc0300210..69a74b38be 100644
--- a/src/Mod/TechDraw/Gui/QGIProjGroup.cpp
+++ b/src/Mod/TechDraw/Gui/QGIProjGroup.cpp
@@ -213,6 +213,12 @@ void QGIProjGroup::updateView(bool update)
     return QGIViewCollection::updateView(update);
 }
 
+//QGIPG does not rotate. Only individual views rotate
+void QGIProjGroup::rotateView(void)
+{
+    Base::Console().Warning("QGIPG: Projection Groups do not rotate. Change ignored\n");
+}    
+
 void QGIProjGroup::drawBorder()
 {
 //QGIProjGroup does not have a border!
diff --git a/src/Mod/TechDraw/Gui/QGIProjGroup.h b/src/Mod/TechDraw/Gui/QGIProjGroup.h
index 8a6f3e94e5..0c1c1760c6 100644
--- a/src/Mod/TechDraw/Gui/QGIProjGroup.h
+++ b/src/Mod/TechDraw/Gui/QGIProjGroup.h
@@ -51,6 +51,8 @@ public:
     void alignTo(QGIProjGroup *, const QString &alignment);
 
     virtual void updateView(bool update = false);
+    virtual void rotateView(void) override;
+
     virtual void drawBorder(void);
 
 protected: