Measure: getPlacement const (#26216)

* Measure: getPlacement const

* Update MeasureBase.h

* Update MeasureBase.cpp

* Update MeasureArea.h

* Update MeasureArea.cpp

* Update MeasureLength.h

* Update MeasurePosition.cpp

* Update MeasureLength.cpp

* Update MeasureRadius.cpp

* Update MeasurePosition.cpp

* Update MeasurePosition.h

* Update MeasureRadius.h

* Update MeasurePosition.h

src/Mod/Measure/App/MeasureArea.cpp

@@ -139,7 +139,7 @@ void MeasureArea::onChanged(const App::Property* prop)
 }
 
 
-Base::Placement MeasureArea::getPlacement()
+Base::Placement MeasureArea::getPlacement() const
 {
     const std::vector<App::DocumentObject*>& objects = Elements.getValues();
     const std::vector<std::string>& subElements = Elements.getSubValues();

src/Mod/Measure/App/MeasureArea.h

@@ -74,7 +74,7 @@ public:
     }
 
     // Return a placement for the viewprovider, just use the first element for now
-    Base::Placement getPlacement() override;
+    Base::Placement getPlacement() const override;
 
     // Return the object we are measuring
     std::vector<App::DocumentObject*> getSubject() const override;

src/Mod/Measure/App/MeasureBase.cpp

@@ -198,12 +198,6 @@ void MeasureBase::onDocumentRestored()
     recompute();
 }
 
-Base::Placement MeasureBase::getPlacement()
-{
-    return this->Placement.getValue();
-}
-
-
 // Python Drawing feature ---------------------------------------------------------
 
 namespace App

src/Mod/Measure/App/MeasureBase.h

@@ -74,7 +74,6 @@ public:
     {
         return {};
     }
-    virtual Base::Placement getPlacement();
 
     // Return the objects that are measured
     virtual std::vector<App::DocumentObject*> getSubject() const;

src/Mod/Measure/App/MeasureLength.cpp

@@ -134,7 +134,7 @@ void MeasureLength::onChanged(const App::Property* prop)
 }
 
 
-Base::Placement MeasureLength::getPlacement()
+Base::Placement MeasureLength::getPlacement() const
 {
     const std::vector<App::DocumentObject*>& objects = Elements.getValues();
     const std::vector<std::string>& subElements = Elements.getSubValues();

src/Mod/Measure/App/MeasureLength.h

@@ -71,7 +71,7 @@ public:
     }
 
     // Return a placement for the viewprovider, just use the first element for now
-    Base::Placement getPlacement() override;
+    Base::Placement getPlacement() const override;
 
     // Return the object we are measuring
     std::vector<App::DocumentObject*> getSubject() const override;

src/Mod/Measure/App/MeasurePosition.cpp

@@ -142,7 +142,7 @@ QString MeasurePosition::getResultString()
 }
 
 
-Base::Placement MeasurePosition::getPlacement()
+Base::Placement MeasurePosition::getPlacement() const
 {
     Base::Placement placement;
     placement.setPosition(Position.getValue());

src/Mod/Measure/App/MeasurePosition.h

@@ -74,7 +74,7 @@ public:
     }
     QString getResultString() override;
 
-    Base::Placement getPlacement() override;
+    Base::Placement getPlacement() const override;
 
     // Return the object we are measuring
     std::vector<App::DocumentObject*> getSubject() const override;

src/Mod/Measure/App/MeasureRadius.cpp

@@ -143,7 +143,7 @@ void MeasureRadius::onChanged(const App::Property* prop)
 
 
 //! return a placement (location + orientation) for the first element
-Base::Placement MeasureRadius::getPlacement()
+Base::Placement MeasureRadius::getPlacement() const
 {
     auto loc = getMeasureInfoFirst()->pointOnCurve;
     auto p = Base::Placement();

src/Mod/Measure/App/MeasureRadius.h

@@ -74,7 +74,7 @@ public:
     }
 
     // Return a placement for the viewprovider, just use the first element for now
-    Base::Placement getPlacement() override;
+    Base::Placement getPlacement() const override;
     // Return a point on curve for the viewprovider
     Base::Vector3d getPointOnCurve() const;