Gui: moved dragger classes to separate folder and files

* renamed SoFCCSysDragger to SoTransformDragger
* moved TDragger, RDragger and TPlanarDragger to separate files and also renamed them to be more descriptive

src/Mod/Assembly/Gui/ViewProviderAssembly.cpp

@@ -54,9 +54,9 @@
 #include <Gui/BitmapFactory.h>
 #include <Gui/CommandT.h>
 #include <Gui/Control.h>
+#include <Gui/Inventor/Draggers/SoTransformDragger.h>
 #include <Gui/MDIView.h>
 #include <Gui/MainWindow.h>
-#include <Gui/SoFCCSysDragger.h>
 #include <Gui/View3DInventor.h>
 #include <Gui/View3DInventorViewer.h>
 #include <Gui/ViewParams.h>
@@ -267,7 +267,7 @@ void ViewProviderAssembly::setDragger()
 {
     // Create the dragger coin object
     assert(!asmDragger);
-    asmDragger = new Gui::SoFCCSysDragger();
+    asmDragger = new Gui::SoTransformDragger();
     asmDragger->setAxisColors(Gui::ViewParams::instance()->getAxisXColor(),
                               Gui::ViewParams::instance()->getAxisYColor(),
                               Gui::ViewParams::instance()->getAxisZColor());
@@ -1144,7 +1144,7 @@ Base::Placement ViewProviderAssembly::getDraggerPlacement()
             Base::convertTo<Base::Rotation>(asmDragger->rotation.getValue())};
 }
 
-Gui::SoFCCSysDragger* ViewProviderAssembly::getDragger()
+Gui::SoTransformDragger* ViewProviderAssembly::getDragger()
 {
     return asmDragger;
 }

src/Mod/Assembly/Gui/ViewProviderAssembly.h

@@ -38,7 +38,7 @@ class SoFieldSensor;
 
 namespace Gui
 {
-class SoFCCSysDragger;
+class SoTransformDragger;
 class View3DInventorViewer;
 }  // namespace Gui
 
@@ -194,7 +194,7 @@ public:
     bool getDraggerVisibility();
     void setDraggerPlacement(Base::Placement plc);
     Base::Placement getDraggerPlacement();
-    Gui::SoFCCSysDragger* getDragger();
+    Gui::SoTransformDragger* getDragger();
 
     static Base::Vector3d getCenterOfBoundingBox(const std::vector<MovingObject>& movingObjs);
 
@@ -222,7 +222,7 @@ public:
     std::vector<std::pair<App::DocumentObject*, double>> objectMasses;
     std::vector<MovingObject> docsToMove;
 
-    Gui::SoFCCSysDragger* asmDragger = nullptr;
+    Gui::SoTransformDragger* asmDragger = nullptr;
     SoSwitch* asmDraggerSwitch = nullptr;
     SoFieldSensor* translationSensor = nullptr;
     SoFieldSensor* rotationSensor = nullptr;

src/Mod/Assembly/Gui/ViewProviderAssemblyPy.xml

@@ -28,7 +28,7 @@
             <UserDocu>
               Return the assembly dragger coin object.
 
-              getDragger() -> SoFCCSysDragger
+              getDragger() -> SoTransformDragger
 
               Returns: dragger coin object of the assembly
             </UserDocu>

src/Mod/Assembly/Gui/ViewProviderAssemblyPyImp.cpp

@@ -97,7 +97,7 @@ PyObject* ViewProviderAssemblyPy::getDragger(PyObject* args)
     if (!PyArg_ParseTuple(args, "")) {
         return nullptr;
     }
-    Gui::SoFCCSysDragger* asmDragger = getViewProviderAssemblyPtr()->getDragger();
+    Gui::SoTransformDragger* asmDragger = getViewProviderAssemblyPtr()->getDragger();
 
     return Base::Interpreter().createSWIGPointerObj("pivy.coin", "SoDragger *", asmDragger, 0);
 }