From fcdb80eab3f43c1babcbc7a35aec155551c0675b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Tr=C3=B6ger?= <stefantroeger@gmx.net>
Date: Tue, 5 May 2015 17:30:58 +0200
Subject: [PATCH] Prevent origin and base entities from transforming

---
 src/Gui/ViewProviderLine.cpp   | 11 +++++++++++
 src/Gui/ViewProviderLine.h     |  3 +++
 src/Gui/ViewProviderOrigin.cpp | 11 +++++++++++
 src/Gui/ViewProviderOrigin.h   |  5 ++++-
 src/Gui/ViewProviderPart.cpp   | 13 ++++++++++---
 src/Gui/ViewProviderPlane.cpp  | 11 +++++++++++
 src/Gui/ViewProviderPlane.h    |  3 +++
 7 files changed, 53 insertions(+), 4 deletions(-)

diff --git a/src/Gui/ViewProviderLine.cpp b/src/Gui/ViewProviderLine.cpp
index 0aec0e2d2..92fc1fefd 100644
--- a/src/Gui/ViewProviderLine.cpp
+++ b/src/Gui/ViewProviderLine.cpp
@@ -226,6 +226,17 @@ bool ViewProviderLine::isSelectable(void) const
 {
     return true;
 }
+
+bool ViewProviderLine::setEdit(int ModNum)
+{
+    return true;
+}
+
+void ViewProviderLine::unsetEdit(int ModNum)
+{
+   
+}
+
 // ----------------------------------------------------------------------------
 
 
diff --git a/src/Gui/ViewProviderLine.h b/src/Gui/ViewProviderLine.h
index aa9baee08..a108c0d5e 100644
--- a/src/Gui/ViewProviderLine.h
+++ b/src/Gui/ViewProviderLine.h
@@ -65,6 +65,9 @@ public:
     /// return a hit element to the selection path or 0
     virtual std::string getElement(const SoDetail *) const;
     virtual SoDetail* getDetail(const char*) const;
+    
+    virtual bool setEdit(int ModNum);
+    virtual void unsetEdit(int ModNum);
 
 protected:
     void onChanged(const App::Property* prop);
diff --git a/src/Gui/ViewProviderOrigin.cpp b/src/Gui/ViewProviderOrigin.cpp
index 18f80161b..d7a9ada33 100644
--- a/src/Gui/ViewProviderOrigin.cpp
+++ b/src/Gui/ViewProviderOrigin.cpp
@@ -68,6 +68,17 @@ ViewProviderOrigin::~ViewProviderOrigin()
 {
 }
 
+bool ViewProviderOrigin::setEdit(int ModNum)
+{
+    return true;
+}
+
+void ViewProviderOrigin::unsetEdit(int ModNum)
+{
+
+}
+
+
 // Python feature -----------------------------------------------------------------------
 
 namespace Gui {
diff --git a/src/Gui/ViewProviderOrigin.h b/src/Gui/ViewProviderOrigin.h
index 6d8b72c1a..14dc415bd 100644
--- a/src/Gui/ViewProviderOrigin.h
+++ b/src/Gui/ViewProviderOrigin.h
@@ -42,7 +42,10 @@ public:
     /// constructor.
     ViewProviderOrigin();
     /// destructor.
-    virtual ~ViewProviderOrigin(); 
+    virtual ~ViewProviderOrigin();
+    
+    virtual bool setEdit(int ModNum);
+    virtual void unsetEdit(int ModNum);
 };
 
 typedef ViewProviderPythonFeatureT<ViewProviderOrigin> ViewProviderOriginPython;
diff --git a/src/Gui/ViewProviderPart.cpp b/src/Gui/ViewProviderPart.cpp
index 94eb475ec..fece78362 100644
--- a/src/Gui/ViewProviderPart.cpp
+++ b/src/Gui/ViewProviderPart.cpp
@@ -29,6 +29,7 @@
 #endif
 
 #include <App/Part.h>
+#include <App/Origin.h>
 #include <App/Plane.h>
 #include <App/Line.h>
 #include <App/Document.h>
@@ -92,6 +93,7 @@ void ViewProviderPart::onObjectChanged(const App::DocumentObject& obj, const App
 {
     App::Part* part = static_cast<App::Part*>(pcObject);
     if(static_cast<App::Part*>(pcObject)->hasObject(&obj) && 
+        obj.getTypeId() != App::Origin::getClassTypeId() &&
         obj.getTypeId() != App::Plane::getClassTypeId() &&
         obj.getTypeId() != App::Line::getClassTypeId()) {
         
@@ -101,7 +103,8 @@ void ViewProviderPart::onObjectChanged(const App::DocumentObject& obj, const App
         //calculate for everything but planes
         SbBox3f bbox(0.0001f,0.0001f,0.0001f,0.0001f,0.0001f,0.0001f);
         for(App::DocumentObject* obj : part->getObjects()) {
-            if(obj->getTypeId() != App::Plane::getClassTypeId() && 
+            if(obj->getTypeId() != App::Origin::getClassTypeId() &&
+               obj->getTypeId() != App::Plane::getClassTypeId() && 
                obj->getTypeId() != App::Line::getClassTypeId() ) {
                 bboxAction.apply(Gui::Application::Instance->getViewProvider(obj)->getRoot());
                 bbox.extendBy(bboxAction.getBoundingBox());
@@ -113,8 +116,12 @@ void ViewProviderPart::onObjectChanged(const App::DocumentObject& obj, const App
         SbVec3f max = bbox.getMax()*1.3;
         SbVec3f min = bbox.getMin()*1.3;
        
+        App::Origin* origin = static_cast<App::Origin*>(part->getObjectsOfType(App::Origin::getClassTypeId()).front());
+        if(!origin)
+            return;
+        
         //get the planes and set their values
-        std::vector<App::DocumentObject*> planes = part->getObjectsOfType(App::Plane::getClassTypeId());
+        std::vector<App::DocumentObject*> planes = origin->getObjectsOfType(App::Plane::getClassTypeId());
         for (std::vector<App::DocumentObject*>::const_iterator p = planes.begin(); p != planes.end(); p++) {
  
              Gui::ViewProviderPlane* vp = dynamic_cast<Gui::ViewProviderPlane*>(Gui::Application::Instance->getViewProvider(*p));
@@ -145,7 +152,7 @@ void ViewProviderPart::onObjectChanged(const App::DocumentObject& obj, const App
         }
         
         //get the lines and set their values
-        std::vector<App::DocumentObject*> lines = part->getObjectsOfType(App::Line::getClassTypeId());
+        std::vector<App::DocumentObject*> lines = origin->getObjectsOfType(App::Line::getClassTypeId());
         for (std::vector<App::DocumentObject*>::const_iterator p = lines.begin(); p != lines.end(); p++) {
  
              Gui::ViewProviderLine* vp = dynamic_cast<Gui::ViewProviderLine*>(Gui::Application::Instance->getViewProvider(*p));
diff --git a/src/Gui/ViewProviderPlane.cpp b/src/Gui/ViewProviderPlane.cpp
index 9c6eff071..eb3ebc07e 100644
--- a/src/Gui/ViewProviderPlane.cpp
+++ b/src/Gui/ViewProviderPlane.cpp
@@ -229,6 +229,17 @@ bool ViewProviderPlane::isSelectable(void) const
 {
     return true;
 }
+
+bool ViewProviderPlane::setEdit(int ModNum)
+{
+    return true;
+}
+
+void ViewProviderPlane::unsetEdit(int ModNum)
+{
+    
+}
+
 // ----------------------------------------------------------------------------
 
 
diff --git a/src/Gui/ViewProviderPlane.h b/src/Gui/ViewProviderPlane.h
index cc9d6bbf1..d8251e634 100644
--- a/src/Gui/ViewProviderPlane.h
+++ b/src/Gui/ViewProviderPlane.h
@@ -66,6 +66,9 @@ public:
     virtual std::string getElement(const SoDetail *) const;
     virtual SoDetail* getDetail(const char*) const;
 
+    virtual bool setEdit(int ModNum);
+    virtual void unsetEdit(int ModNum);
+    
 protected:
     void onChanged(const App::Property* prop);