added gizmo but not yet working

src/Vtk/CMakeLists.txt

@@ -1,10 +1,14 @@
 set(HEADERS uLibVtkInterface.h
             uLibVtkViewer.h
-            vtkContainerBox.h)
+            vtkContainerBox.h
+            vtkHandlerWidget.h
+            )
 
 set(SOURCES uLibVtkInterface.cxx
             uLibVtkViewer.cpp
-            vtkContainerBox.cpp)
+            vtkContainerBox.cpp
+            vtkHandlerWidget.cpp
+            )
 
 ## Pull in Math VTK wrappers (sets MATH_SOURCES / MATH_HEADERS)
 add_subdirectory(Math)

src/Vtk/HEP/Detectors/CMakeLists.txt

@@ -9,11 +9,13 @@
 set(HEP_DETECTORS_SOURCES
     ${CMAKE_CURRENT_SOURCE_DIR}/vtkMuonScatter.cxx
     ${CMAKE_CURRENT_SOURCE_DIR}/vtkMuonEvent.cxx
+    ${CMAKE_CURRENT_SOURCE_DIR}/vtkDetectorChamber.cxx
     PARENT_SCOPE)
 
 set(HEP_DETECTORS_HEADERS
     ${CMAKE_CURRENT_SOURCE_DIR}/vtkMuonScatter.h
     ${CMAKE_CURRENT_SOURCE_DIR}/vtkMuonEvent.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/vtkDetectorChamber.h
     PARENT_SCOPE)
 
 if(BUILD_TESTING)

src/Vtk/HEP/Detectors/testing/CMakeLists.txt

@@ -1,6 +1,7 @@
 # TESTS
 set(TESTS
     vtkMuonScatterTest
+    vtkDetectorChamberTest
 )
 
 set(LIBRARIES

src/Vtk/HEP/Detectors/testing/vtkDetectorChamberTest.cpp

@@ -0,0 +1,58 @@
+/*//////////////////////////////////////////////////////////////////////////////
+// CMT Cosmic Muon Tomography project //////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
+  All rights reserved
+
+  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
+
+  ------------------------------------------------------------------
+  This library is free software;  you  can  redistribute  it  and/or
+  modify it  under the  terms  of  the  GNU  Lesser  General  Public
+  License as published  by  the  Free  Software  Foundation;  either
+  version 3.0 of the License, or (at your option) any later version.
+
+  This library is  distributed in  the hope that it will  be useful,
+  but  WITHOUT ANY WARRANTY;  without  even  the implied warranty of
+  MERCHANTABILITY  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of  the GNU Lesser General  Public
+  License along with this library.
+
+//////////////////////////////////////////////////////////////////////////////*/
+
+#include "Vtk/HEP/Detectors/vtkDetectorChamber.h"
+#include "HEP/Detectors/DetectorChamber.h"
+
+#include "Vtk/uLibVtkViewer.h"
+
+#define BOOST_TEST_MODULE vtkDetectorChamberTest
+#include <boost/test/unit_test.hpp>
+
+BOOST_AUTO_TEST_CASE(vtkDetectorChamberTest) {
+  uLib::DetectorChamber d1, d2;
+  d1.SetSize(uLib::Vector3f(10, 20, 2));
+  d1.SetPosition(uLib::Vector3f(0, 0, 0));
+
+  d2.SetSize(uLib::Vector3f(10, 20, 2));
+  d2.SetPosition(uLib::Vector3f(0, 0, 20));
+
+  uLib::Vtk::vtkDetectorChamber vtkDetectorChamber(&d1);
+
+  uLib::Vtk::vtkDetectorChamber vtkDetectorChamber2(&d2);
+
+  if (!vtkDetectorChamber.GetProp()) {
+    BOOST_FAIL("vtkDetectorChamber::GetProp() returned NULL");
+  }
+
+  if (std::getenv("CTEST_PROJECT_NAME") == nullptr) {
+    uLib::Vtk::Viewer viewer;
+    viewer.AddPuppet(vtkDetectorChamber);
+    viewer.AddPuppet(vtkDetectorChamber2);
+    viewer.Start();
+  }
+
+  BOOST_CHECK(true); // reached here without crash
+}

src/Vtk/HEP/Detectors/vtkDetectorChamber.cxx

@@ -0,0 +1,199 @@
+/*//////////////////////////////////////////////////////////////////////////////
+// CMT Cosmic Muon Tomography project //////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
+  All rights reserved
+
+  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
+
+  ------------------------------------------------------------------
+  This library is free software;  you  can  redistribute  it  and/or
+  modify it  under the  terms  of  the  GNU  Lesser  General  Public
+  License as published  by  the  Free  Software  Foundation;  either
+  version 3.0 of the License, or (at your option) any later version.
+
+  This library is  distributed in  the hope that it will  be useful,
+  but  WITHOUT ANY WARRANTY;  without  even  the implied warranty of
+  MERCHANTABILITY  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of  the GNU Lesser General  Public
+  License along with this library.
+
+//////////////////////////////////////////////////////////////////////////////*/
+
+#include <vtkAxes.h>
+#include <vtkCubeSource.h>
+#include <vtkLineSource.h>
+#include <vtkMatrix4x4.h>
+#include <vtkPolyDataMapper.h>
+#include <vtkPropPicker.h>
+#include <vtkProperty.h>
+#include <vtkRenderWindow.h>
+#include <vtkRenderWindowInteractor.h>
+#include <vtkRenderer.h>
+#include <vtkRendererCollection.h>
+#include <vtkSmartPointer.h>
+#include <vtkTransform.h>
+
+#include "Vtk/HEP/Detectors/vtkDetectorChamber.h"
+#include "Vtk/vtkHandlerWidget.h"
+
+namespace uLib {
+namespace Vtk {
+
+vtkDetectorChamber::vtkDetectorChamber(DetectorChamber *content)
+    : vtkContainerBox(content) {
+  m_Widget = vtkHandlerWidget::New();
+  m_Callback = vtkWidgetCallback::New();
+  m_PickerCallback = vtkSelectionCallback::New();
+
+  m_Callback->SetChamber(this);
+  m_PickerCallback->SetChamber(this);
+  m_Widget->AddObserver(vtkCommand::InteractionEvent, m_Callback);
+}
+
+vtkDetectorChamber::~vtkDetectorChamber() {
+  m_Widget->Delete();
+  m_Callback->Delete();
+  m_PickerCallback->Delete();
+}
+
+DetectorChamber *vtkDetectorChamber::GetContent() {
+  return static_cast<DetectorChamber *>(m_Content);
+}
+
+void vtkDetectorChamber::PrintSelf(std::ostream &o) const {
+  vtkContainerBox::PrintSelf(o);
+}
+
+void vtkDetectorChamber::ConnectInteractor(
+    vtkRenderWindowInteractor *interactor) {
+  if (!interactor)
+    return;
+  m_Widget->SetInteractor(interactor);
+  m_Widget->SetProp3D(m_Cube);
+  m_Widget->PlaceWidget();
+  interactor->AddObserver(vtkCommand::LeftButtonPressEvent, m_PickerCallback);
+}
+
+void vtkDetectorChamber::Update() {
+  if (!m_Content)
+    return;
+
+  Matrix4f mat = static_cast<Content *>(m_Content)->GetWorldMatrix();
+  vtkSmartPointer<vtkMatrix4x4> vmat = vtkSmartPointer<vtkMatrix4x4>::New();
+  for (int i = 0; i < 4; ++i)
+    for (int j = 0; j < 4; ++j)
+      vmat->SetElement(i, j, mat(i, j));
+
+  m_Cube->SetUserMatrix(vmat);
+  m_Axes->SetUserMatrix(vmat);
+  m_Pivot->SetUserMatrix(vmat);
+}
+
+void vtkDetectorChamber::InstallPipe() {
+  if (!m_Content)
+    return;
+
+  // Cube: unit box (0,0,0) -> (1,1,1)
+  vtkSmartPointer<vtkCubeSource> cube = vtkSmartPointer<vtkCubeSource>::New();
+  cube->SetBounds(0, 1, 0, 1, 0, 1);
+  vtkSmartPointer<vtkPolyDataMapper> mapper =
+      vtkSmartPointer<vtkPolyDataMapper>::New();
+  mapper->SetInputConnection(cube->GetOutputPort());
+  m_Cube->SetMapper(mapper);
+  m_Cube->GetProperty()->SetRepresentationToWireframe();
+  m_Cube->GetProperty()->SetAmbient(0.7);
+
+  // Axes: corner origin
+  vtkSmartPointer<vtkAxes> axes = vtkSmartPointer<vtkAxes>::New();
+  axes->SetOrigin(0, 0, 0);
+  axes->SetScaleFactor(0.2);
+  mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
+  mapper->SetInputConnection(axes->GetOutputPort());
+  m_Axes->SetMapper(mapper);
+  m_Axes->GetProperty()->SetLineWidth(3);
+  m_Axes->GetProperty()->SetAmbient(0.4);
+
+  // Pivot: center of unit box
+  vtkSmartPointer<vtkAxes> pivot = vtkSmartPointer<vtkAxes>::New();
+  pivot->SetOrigin(0.5, 0.5, 0.5);
+  pivot->SetScaleFactor(0.1);
+  mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
+  mapper->SetInputConnection(pivot->GetOutputPort());
+  m_Pivot->SetMapper(mapper);
+  m_Pivot->GetProperty()->SetLineWidth(3);
+  m_Pivot->GetProperty()->SetAmbient(0.4);
+
+  this->SetProp(m_Cube);
+  this->SetProp(m_Axes);
+  this->SetProp(m_Pivot);
+
+  this->Update();
+}
+
+void vtkDetectorChamber::vtkWidgetCallback::Execute(vtkObject *caller,
+                                                    unsigned long, void *) {
+  vtkHandlerWidget *widget = reinterpret_cast<vtkHandlerWidget *>(caller);
+  vtkSmartPointer<vtkTransform> t = vtkSmartPointer<vtkTransform>::New();
+  widget->GetTransform(t);
+
+  vtkMatrix4x4 *vmat = t->GetMatrix();
+  Matrix4f mat;
+  for (int i = 0; i < 4; ++i)
+    for (int j = 0; j < 4; ++j)
+      mat(i, j) = vmat->GetElement(i, j);
+
+  chamber->GetContent()->SetMatrix(mat);
+
+  // Reset internal matrix to identity to avoid double-transformation
+  vtkProp3D *prop = widget->GetProp3D();
+  if (prop) {
+    prop->SetPosition(0, 0, 0);
+    prop->SetOrientation(0, 0, 0);
+    prop->SetScale(1, 1, 1);
+  }
+
+  chamber->Update();
+}
+
+void vtkDetectorChamber::vtkSelectionCallback::Execute(vtkObject *caller,
+                                                       unsigned long, void *) {
+  vtkRenderWindowInteractor *interactor =
+      reinterpret_cast<vtkRenderWindowInteractor *>(caller);
+  vtkSmartPointer<vtkPropPicker> picker = vtkSmartPointer<vtkPropPicker>::New();
+  int *pos = interactor->GetEventPosition();
+  picker->Pick(
+      pos[0], pos[1], 0,
+      interactor->GetRenderWindow()->GetRenderers()->GetFirstRenderer());
+
+  vtkProp *picked = picker->GetViewProp();
+  if (picked == chamber->m_Cube || picked == chamber->m_Axes ||
+      picked == chamber->m_Pivot) {
+    if (!chamber->m_Widget->GetEnabled()) {
+      // Register current position/rotation/scale from content //
+      Matrix4f mat = chamber->GetContent()->GetWorldMatrix();
+      vtkSmartPointer<vtkMatrix4x4> vmat = vtkSmartPointer<vtkMatrix4x4>::New();
+      for (int i = 0; i < 4; ++i)
+        for (int j = 0; j < 4; ++j)
+          vmat->SetElement(i, j, mat(i, j));
+
+      vtkSmartPointer<vtkTransform> t = vtkSmartPointer<vtkTransform>::New();
+      t->SetMatrix(vmat);
+      chamber->m_Widget->SetCurrentRenderer(
+          interactor->GetRenderWindow()->GetRenderers()->GetFirstRenderer());
+      chamber->m_Widget->SetTransform(t);
+      chamber->m_Widget->PlaceWidget();
+      chamber->m_Widget->On();
+    }
+  } else {
+    if (chamber->m_Widget->GetEnabled()) {
+      chamber->m_Widget->Off();
+    }
+  }
+}
+
+} // namespace Vtk
+} // namespace uLib

src/Vtk/HEP/Detectors/vtkDetectorChamber.h

@@ -0,0 +1,91 @@
+/*//////////////////////////////////////////////////////////////////////////////
+// CMT Cosmic Muon Tomography project //////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
+  All rights reserved
+
+  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
+
+  ------------------------------------------------------------------
+  This library is free software;  you  can  redistribute  it  and/or
+  modify it  under the  terms  of  the  GNU  Lesser  General  Public
+  License as published  by  the  Free  Software  Foundation;  either
+  version 3.0 of the License, or (at your option) any later version.
+
+  This library is  distributed in  the hope that it will  be useful,
+  but  WITHOUT ANY WARRANTY;  without  even  the implied warranty of
+  MERCHANTABILITY  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of  the GNU Lesser General  Public
+  License along with this library.
+
+//////////////////////////////////////////////////////////////////////////////*/
+
+#ifndef VTK_DETECTOR_CHAMBER_H
+#define VTK_DETECTOR_CHAMBER_H
+
+#include <vtkActor.h>
+#include <vtkCommand.h>
+#include <vtkSmartPointer.h>
+#include <vtkTransform.h>
+
+#include "HEP/Detectors/DetectorChamber.h"
+#include "Math/Dense.h"
+#include "Vtk/uLibVtkInterface.h"
+#include "Vtk/vtkContainerBox.h"
+
+namespace uLib {
+namespace Vtk {
+
+class vtkHandlerWidget;
+
+class vtkDetectorChamber : public vtkContainerBox {
+  typedef DetectorChamber Content;
+
+public:
+  vtkDetectorChamber(DetectorChamber *content);
+  ~vtkDetectorChamber();
+
+  Content *GetContent();
+
+  void Update();
+
+  void ConnectInteractor(vtkRenderWindowInteractor *interactor) override;
+
+  void PrintSelf(std::ostream &o) const;
+
+protected:
+  void InstallPipe() override;
+
+private:
+  class vtkWidgetCallback : public vtkCommand {
+  public:
+    static vtkWidgetCallback *New() { return new vtkWidgetCallback; }
+    void SetChamber(uLib::Vtk::vtkDetectorChamber *ch) { this->chamber = ch; }
+    virtual void Execute(vtkObject *caller, unsigned long, void *) override;
+
+  private:
+    uLib::Vtk::vtkDetectorChamber *chamber;
+  };
+
+  class vtkSelectionCallback : public vtkCommand {
+  public:
+    static vtkSelectionCallback *New() { return new vtkSelectionCallback; }
+    void SetChamber(uLib::Vtk::vtkDetectorChamber *ch) { this->chamber = ch; }
+    virtual void Execute(vtkObject *caller, unsigned long, void *) override;
+
+  private:
+    uLib::Vtk::vtkDetectorChamber *chamber;
+  };
+
+  vtkHandlerWidget *m_Widget;
+  vtkWidgetCallback *m_Callback;
+  vtkSelectionCallback *m_PickerCallback;
+};
+
+} // namespace Vtk
+} // namespace uLib
+
+#endif // VTK_DETECTOR_CHAMBER_H

src/Vtk/uLibVtkViewer.cpp

@@ -23,37 +23,32 @@
 
 //////////////////////////////////////////////////////////////////////////////*/
 
-
-
-
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#include <vtkSmartPointer.h>
-#include <vtkRendererCollection.h>
 #include <vtkRenderWindowInteractor.h>
+#include <vtkRendererCollection.h>
+#include <vtkSmartPointer.h>
 
-#include <vtkTextProperty.h>
 #include <vtkAxesActor.h>
 #include <vtkCamera.h>
 #include <vtkInteractorStyleTrackballCamera.h>
 #include <vtkObjectFactory.h>
+#include <vtkTextProperty.h>
 
 #include "uLibVtkViewer.h"
 
 // Custom interactor style: disables spin/inertia so the scene only
 // rotates while the mouse is actively being moved with the button held.
-class vtkInteractorStyleNoSpin : public vtkInteractorStyleTrackballCamera
-{
+class vtkInteractorStyleNoSpin : public vtkInteractorStyleTrackballCamera {
 public:
   static vtkInteractorStyleNoSpin *New();
   vtkTypeMacro(vtkInteractorStyleNoSpin, vtkInteractorStyleTrackballCamera);
 
   // Override: when the left button is released, immediately stop any
   // ongoing motion (rotation/spin) so no momentum is carried over.
-    void OnLeftButtonUp() override
-    {
+  void OnLeftButtonUp() override {
     this->StopState();
     vtkInteractorStyleTrackballCamera::OnLeftButtonUp();
   }
@@ -63,23 +58,18 @@ vtkStandardNewMacro(vtkInteractorStyleNoSpin);
 namespace uLib {
 namespace Vtk {
 
-
 ////////////////////////////////////////////////////////////////////////////////
 ///// VTK VIEWER  //////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////////
 
-
-Viewer::Viewer() :
-    m_RenderWindow(vtkRenderWindow::New()),
-    m_Renderer(vtkRenderer::New()),
+Viewer::Viewer()
+    : m_RenderWindow(vtkRenderWindow::New()), m_Renderer(vtkRenderer::New()),
       m_Annotation(vtkCornerAnnotation::New()),
-    m_Marker(vtkOrientationMarkerWidget::New())
-{
+      m_Marker(vtkOrientationMarkerWidget::New()) {
   InstallPipe();
 }
 
-Viewer::~Viewer()
-{
+Viewer::~Viewer() {
   UninstallPipe();
 
   m_Annotation->Delete();
@@ -88,8 +78,7 @@ Viewer::~Viewer()
   m_RenderWindow->Delete();
 }
 
-void Viewer::InstallPipe()
-{
+void Viewer::InstallPipe() {
   m_RenderWindow->AddRenderer(m_Renderer);
   vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
       vtkSmartPointer<vtkRenderWindowInteractor>::New();
@@ -101,19 +90,18 @@ void Viewer::InstallPipe()
   renderWindowInteractor->SetInteractorStyle(style);
 
   // annotation //
-    m_Annotation->GetTextProperty()->SetColor(1,1,1);
+  m_Annotation->GetTextProperty()->SetColor(1, 1, 1);
   m_Annotation->GetTextProperty()->SetFontFamilyToArial();
   m_Annotation->GetTextProperty()->SetOpacity(0.5);
   m_Annotation->SetMaximumFontSize(10);
-    m_Annotation->SetText(0,"uLib VTK Viewer - OpenCMT all right reserved.");
+  m_Annotation->SetText(0, "uLib VTK Viewer - OpenCMT all right reserved.");
   m_Renderer->AddViewProp(m_Annotation);
 
   // orientation marker //
-    vtkSmartPointer<vtkAxesActor> axes =
-            vtkSmartPointer<vtkAxesActor>::New();
+  vtkSmartPointer<vtkAxesActor> axes = vtkSmartPointer<vtkAxesActor>::New();
   m_Marker->SetInteractor(renderWindowInteractor);
   m_Marker->SetOrientationMarker(axes);
-    m_Marker->SetViewport(0.0,0.0,0.2,0.2);
+  m_Marker->SetViewport(0.0, 0.0, 0.2, 0.2);
   m_Marker->SetEnabled(true);
   m_Marker->InteractiveOff();
 
@@ -121,64 +109,51 @@ void Viewer::InstallPipe()
   m_RenderWindow->Render();
 }
 
-void Viewer::UninstallPipe()
-{
+void Viewer::UninstallPipe() {
   m_Renderer->RemoveAllViewProps();
   m_Renderer->Clear();
 }
 
-void Viewer::addProp(vtkProp *prop)
-{
+void Viewer::addProp(vtkProp *prop) {
   m_Renderer->AddActor(prop);
   m_Renderer->Render();
 }
 
-void Viewer::RemoveProp(vtkProp *prop)
-{
+void Viewer::RemoveProp(vtkProp *prop) {
   m_Renderer->RemoveViewProp(prop);
   m_Renderer->Render();
 }
 
-void Viewer::AddPuppet(Puppet &prop)
-{
+void Viewer::AddPuppet(Puppet &prop) {
   prop.ConnectRenderer(m_Renderer);
+  prop.ConnectInteractor(this->GetInteractor());
   m_Renderer->Render();
 }
 
-void Viewer::RemovePuppet(Puppet &prop)
-{
+void Viewer::RemovePuppet(Puppet &prop) {
   prop.DisconnectRenderer(m_Renderer);
   m_Renderer->Render();
 }
 
-void Viewer::Start()
-{
-    m_RenderWindow->GetInteractor()->Start();
-}
+void Viewer::Start() { m_RenderWindow->GetInteractor()->Start(); }
 
-vtkCornerAnnotation *Viewer::GetAnnotation()
-{
-    return m_Annotation;
-}
+vtkCornerAnnotation *Viewer::GetAnnotation() { return m_Annotation; }
 
-vtkRenderer *Viewer::GetRenderer()
-{
-    return m_Renderer;
-}
+vtkRenderer *Viewer::GetRenderer() { return m_Renderer; }
 
-vtkRenderWindowInteractor *Viewer::GetInteractor()
-{
+vtkRenderWindowInteractor *Viewer::GetInteractor() {
   return m_RenderWindow->GetInteractor();
 }
 
-void Viewer::Reset()
-{
-    m_Renderer->ResetCameraClippingRange();
-    m_Renderer->ResetCamera();
+void Viewer::Reset() {
+  this->ZoomAuto();
   m_Renderer->Render();
 }
 
+void Viewer::ZoomAuto() {
+  m_Renderer->ResetCameraClippingRange();
+  m_Renderer->ResetCamera();
+}
 
-} // vtk
-} // uLib
-
+} // namespace Vtk
+} // namespace uLib

src/Vtk/uLibVtkViewer.h

@@ -23,18 +23,16 @@
 
 //////////////////////////////////////////////////////////////////////////////*/
 
-
-
 #ifndef ULIBVTKVIEWER_H
 #define ULIBVTKVIEWER_H
 
-#include <iostream>
 #include "uLibVtkInterface.h"
+#include <iostream>
 
-#include <vtkRenderer.h>
-#include <vtkRenderWindow.h>
 #include <vtkCornerAnnotation.h>
 #include <vtkOrientationMarkerWidget.h>
+#include <vtkRenderWindow.h>
+#include <vtkRenderer.h>
 
 class vtkProp;
 class vtk3DWidget;
@@ -45,23 +43,19 @@ class vtkRenderer;
 namespace uLib {
 namespace Vtk {
 
-
-template <class T>
-class Tie {
+template <class T> class Tie {
 public:
   void DoAction() {
     std::cout << "Tie::DoAction -> generic Tie does nothing\n";
   }
 };
 
-
 class Viewer {
 
 public:
   Viewer();
   ~Viewer();
 
-
   void AddPuppet(Puppet &prop);
 
   void RemovePuppet(Puppet &prop);
@@ -69,14 +63,15 @@ public:
   void AddWidget(vtk3DWidget *widget);
 
   void Reset();
+  void ZoomAuto();
 
   void Start();
 
   vtkCornerAnnotation *GetAnnotation();
 
-    vtkRenderer * GetRenderer();
+  vtkRenderer *GetRenderer();
 
-    vtkRenderWindowInteractor * GetInteractor();
+  vtkRenderWindowInteractor *GetInteractor();
 
   void addProp(vtkProp *prop);
 
@@ -92,16 +87,12 @@ private:
   vtkOrientationMarkerWidget *m_Marker;
 };
 
-template <>
-class Tie<Viewer> {
+template <> class Tie<Viewer> {
 public:
-    void DoAction() {
-        std::cout << " VIEWER TIE !!! \n";
-    }
+  void DoAction() { std::cout << " VIEWER TIE !!! \n"; }
 };
 
-
-} // vtk
-} // uLib
+} // namespace Vtk
+} // namespace uLib
 
 #endif // ULIBVTKVIEWER_H

src/Vtk/vtkContainerBox.cpp

@@ -23,65 +23,55 @@
 
 //////////////////////////////////////////////////////////////////////////////*/
 
-
-
-
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-
-#include <vtkSmartPointer.h>
-#include <vtkCubeSource.h>
 #include <vtkActor.h>
-#include <vtkAxes.h>
 #include <vtkAssembly.h>
+#include <vtkAxes.h>
+#include <vtkCubeSource.h>
+#include <vtkLineSource.h>
 #include <vtkPolyDataMapper.h>
 #include <vtkProperty.h>
-#include <vtkLineSource.h>
+#include <vtkSmartPointer.h>
 
 #include "vtkContainerBox.h"
 
 namespace uLib {
 namespace Vtk {
 
-
-vtkContainerBox::vtkContainerBox(vtkContainerBox::Content &content) :
-    m_Cube(vtkActor::New()),
-    m_Axes(vtkActor::New()),
-    m_Pivot(vtkActor::New()),
-    m_Content(&content)
-{
+vtkContainerBox::vtkContainerBox(vtkContainerBox::Content *content)
+    : m_Cube(vtkActor::New()), m_Axes(vtkActor::New()),
+      m_Pivot(vtkActor::New()), m_Content(content) {
   this->InstallPipe();
 }
 
-vtkContainerBox::~vtkContainerBox()
-{
+vtkContainerBox::~vtkContainerBox() {
   m_Cube->Delete();
   m_Axes->Delete();
   m_Pivot->Delete();
 }
 
-vtkPolyData *vtkContainerBox::GetPolyData() const
-{
+vtkPolyData *vtkContainerBox::GetPolyData() const {
   // TODO
   return NULL;
 }
 
-void vtkContainerBox::InstallPipe()
-{
-    if(!m_Content) return;
+void vtkContainerBox::InstallPipe() {
+  if (!m_Content)
+    return;
   Content *c = m_Content;
 
   // CUBE
   vtkSmartPointer<vtkCubeSource> cube = vtkSmartPointer<vtkCubeSource>::New();
   Vector3f p = c->GetPosition();
-    cube->SetCenter(p(0),p(1),p(2));
-    Vector4f p1 = c->GetWorldPoint(HPoint3f(0,0,0));
-    Vector4f p2 = c->GetWorldPoint(HPoint3f(1,1,1));
+  cube->SetCenter(p(0), p(1), p(2));
+  Vector4f p1 = c->GetWorldPoint(HPoint3f(0, 0, 0));
+  Vector4f p2 = c->GetWorldPoint(HPoint3f(1, 1, 1));
   vtkSmartPointer<vtkLineSource> line = vtkSmartPointer<vtkLineSource>::New();
-    line->SetPoint1(p1(0),p1(1),p1(2));
-    line->SetPoint2(p2(0),p2(1),p2(2));
+  line->SetPoint1(p1(0), p1(1), p1(2));
+  line->SetPoint2(p2(0), p2(1), p2(2));
   line->Update();
   cube->SetBounds(line->GetOutput()->GetBounds());
   vtkSmartPointer<vtkPolyDataMapper> mapper =
@@ -94,7 +84,7 @@ void vtkContainerBox::InstallPipe()
 
   // AXES //
   vtkSmartPointer<vtkAxes> axes = vtkSmartPointer<vtkAxes>::New();
-    axes->SetOrigin(p1(0),p1(1),p1(2));
+  axes->SetOrigin(p1(0), p1(1), p1(2));
   mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
   mapper->SetInputConnection(axes->GetOutputPort());
   mapper->Update();
@@ -107,7 +97,7 @@ void vtkContainerBox::InstallPipe()
 
   // PIVOT //
   axes = vtkSmartPointer<vtkAxes>::New();
-    axes->SetOrigin(p(0),p(1),p(2));
+  axes->SetOrigin(p(0), p(1), p(2));
   mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
   mapper->SetInputConnection(axes->GetOutputPort());
   mapper->Update();
@@ -123,7 +113,5 @@ void vtkContainerBox::InstallPipe()
   this->SetProp(m_Pivot);
 }
 
-
-
-} // vtk
-} // uLib
+} // namespace Vtk
+} // namespace uLib

src/Vtk/vtkContainerBox.h

@@ -23,29 +23,26 @@
 
 //////////////////////////////////////////////////////////////////////////////*/
 
-
-
 #ifndef U_VTKCONTAINERBOX_H
 #define U_VTKCONTAINERBOX_H
 
-
-#include "uLibVtkInterface.h"
 #include "Math/ContainerBox.h"
-
+#include "uLibVtkInterface.h"
 
 namespace uLib {
 namespace Vtk {
 
 class vtkContainerBox : public Puppet, public Polydata {
   typedef ContainerBox Content;
+
 public:
-    vtkContainerBox(Content &content);
+  vtkContainerBox(Content *content);
   ~vtkContainerBox();
 
   virtual class vtkPolyData *GetPolyData() const;
 
-private:
-    void InstallPipe();
+protected:
+  virtual void InstallPipe();
 
   vtkActor *m_Cube;
   vtkActor *m_Axes;
@@ -53,7 +50,7 @@ private:
   vtkContainerBox::Content *m_Content;
 };
 
-} // vtk
-} // uLib
+} // namespace Vtk
+} // namespace uLib
 
 #endif // VTKCONTAINERBOX_H

src/Vtk/vtkHandlerWidget.cpp

@@ -0,0 +1,366 @@
+/*//////////////////////////////////////////////////////////////////////////////
+// CMT Cosmic Muon Tomography project //////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
+  All rights reserved
+
+  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
+
+  ------------------------------------------------------------------
+  This library is free software;  you  can  redistribute  it  and/or
+  modify it  under the  terms  of  the  GNU  Lesser  General  Public
+  License as published  by  the  Free  Software  Foundation;  either
+  version 3.0 of the License, or (at your option) any later version.
+
+  This library is  distributed in  the hope that it will  be useful,
+  but  WITHOUT ANY WARRANTY;  without  even  the implied warranty of
+  MERCHANTABILITY  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of  the GNU Lesser General  Public
+  License along with this library.
+
+//////////////////////////////////////////////////////////////////////////////*/
+
+#include "vtkHandlerWidget.h"
+#include <vtkArcSource.h>
+#include <vtkArrowSource.h>
+#include <vtkCallbackCommand.h>
+#include <vtkCamera.h>
+#include <vtkConeSource.h>
+#include <vtkCubeSource.h>
+#include <vtkInteractorObserver.h>
+#include <vtkMath.h>
+#include <vtkMatrix4x4.h>
+#include <vtkObjectFactory.h>
+#include <vtkPolyDataMapper.h>
+#include <vtkProp3D.h>
+#include <vtkPropPicker.h>
+#include <vtkProperty.h>
+#include <vtkRenderWindow.h>
+#include <vtkRenderWindowInteractor.h>
+#include <vtkRenderer.h>
+#include <vtkSmartPointer.h>
+#include <vtkTransform.h>
+
+namespace uLib {
+namespace Vtk {
+
+vtkStandardNewMacro(vtkHandlerWidget);
+
+vtkHandlerWidget::vtkHandlerWidget() {
+  this->Interaction = IDLE;
+  this->m_Picker = vtkSmartPointer<::vtkPropPicker>::New();
+  this->m_InitialTransform = vtkSmartPointer<::vtkTransform>::New();
+  this->EventCallbackCommand->SetCallback(vtkHandlerWidget::ProcessEvents);
+  this->EventCallbackCommand->SetClientData(this);
+  this->CreateGizmos();
+}
+
+vtkHandlerWidget::~vtkHandlerWidget() {}
+
+void vtkHandlerWidget::SetEnabled(int enabling) {
+  if (enabling) {
+    if (this->Enabled)
+      return;
+    if (!this->Interactor) {
+      vtkErrorMacro(
+          << "The interactor must be set prior to enabling the widget");
+      return;
+    }
+
+    if (!this->CurrentRenderer) {
+      this->CurrentRenderer = this->Interactor->FindPokedRenderer(
+          this->Interactor->GetLastEventPosition()[0],
+          this->Interactor->GetLastEventPosition()[1]);
+    }
+
+    if (!this->CurrentRenderer) {
+      return;
+    }
+
+    this->Enabled = 1;
+
+    // Add observers
+    ::vtkRenderWindowInteractor *i = this->Interactor;
+    i->AddObserver(::vtkCommand::LeftButtonPressEvent,
+                   this->EventCallbackCommand, this->Priority);
+    i->AddObserver(::vtkCommand::LeftButtonReleaseEvent,
+                   this->EventCallbackCommand, this->Priority);
+    i->AddObserver(::vtkCommand::MouseMoveEvent, this->EventCallbackCommand,
+                   this->Priority);
+
+    this->UpdateGizmoPosition();
+    this->CurrentRenderer->AddActor(m_AxesX);
+    this->CurrentRenderer->AddActor(m_AxesY);
+    this->CurrentRenderer->AddActor(m_AxesZ);
+    this->CurrentRenderer->AddActor(m_RotX);
+    this->CurrentRenderer->AddActor(m_RotY);
+    this->CurrentRenderer->AddActor(m_RotZ);
+    this->CurrentRenderer->AddActor(m_ScaleX);
+    this->CurrentRenderer->AddActor(m_ScaleY);
+    this->CurrentRenderer->AddActor(m_ScaleZ);
+
+    this->InvokeEvent(::vtkCommand::EnableEvent, nullptr);
+  } else {
+    if (!this->Enabled)
+      return;
+
+    this->Enabled = 0;
+    this->Interactor->RemoveObserver(this->EventCallbackCommand);
+    if (this->CurrentRenderer) {
+      this->CurrentRenderer->RemoveActor(m_AxesX);
+      this->CurrentRenderer->RemoveActor(m_AxesY);
+      this->CurrentRenderer->RemoveActor(m_AxesZ);
+      this->CurrentRenderer->RemoveActor(m_RotX);
+      this->CurrentRenderer->RemoveActor(m_RotY);
+      this->CurrentRenderer->RemoveActor(m_RotZ);
+      this->CurrentRenderer->RemoveActor(m_ScaleX);
+      this->CurrentRenderer->RemoveActor(m_ScaleY);
+      this->CurrentRenderer->RemoveActor(m_ScaleZ);
+    }
+    this->InvokeEvent(::vtkCommand::DisableEvent, nullptr);
+  }
+
+  if (this->Interactor) {
+    this->Interactor->Render();
+  }
+}
+
+void vtkHandlerWidget::ProcessEvents(::vtkObject *caller, unsigned long event,
+                                     void *clientdata, void *calldata) {
+  (void)caller;
+  (void)calldata;
+  vtkHandlerWidget *self = reinterpret_cast<vtkHandlerWidget *>(clientdata);
+  switch (event) {
+  case ::vtkCommand::LeftButtonPressEvent:
+    self->OnLeftButtonDown();
+    break;
+  case ::vtkCommand::LeftButtonReleaseEvent:
+    self->OnLeftButtonUp();
+    break;
+  case ::vtkCommand::MouseMoveEvent:
+    self->OnMouseMove();
+    break;
+  }
+}
+
+void vtkHandlerWidget::OnLeftButtonDown() {
+  int X = this->Interactor->GetEventPosition()[0];
+  int Y = this->Interactor->GetEventPosition()[1];
+
+  if (!this->CurrentRenderer) {
+    this->CurrentRenderer = this->Interactor->FindPokedRenderer(X, Y);
+  }
+
+  this->m_Picker->Pick(X, Y, 0.0, this->CurrentRenderer);
+  ::vtkProp *prop = this->m_Picker->GetViewProp();
+
+  if (!prop)
+    return;
+
+  this->Interaction = IDLE;
+  if (prop == m_AxesX)
+    this->Interaction = TRANS_X;
+  else if (prop == m_AxesY)
+    this->Interaction = TRANS_Y;
+  else if (prop == m_AxesZ)
+    this->Interaction = TRANS_Z;
+  else if (prop == m_RotX)
+    this->Interaction = ROT_X;
+  else if (prop == m_RotY)
+    this->Interaction = ROT_Y;
+  else if (prop == m_RotZ)
+    this->Interaction = ROT_Z;
+  else if (prop == m_ScaleX)
+    this->Interaction = SCALE_X;
+  else if (prop == m_ScaleY)
+    this->Interaction = SCALE_Y;
+  else if (prop == m_ScaleZ)
+    this->Interaction = SCALE_Z;
+
+  if (this->Interaction != IDLE) {
+    this->StartEventPosition[0] = X;
+    this->StartEventPosition[1] = Y;
+    if (this->Prop3D) {
+      this->m_InitialTransform->SetMatrix(this->Prop3D->GetMatrix());
+    }
+    this->EventCallbackCommand->SetAbortFlag(1);
+    this->InvokeEvent(::vtkCommand::StartInteractionEvent, nullptr);
+    this->Interactor->Render();
+  }
+}
+
+void vtkHandlerWidget::OnLeftButtonUp() {
+  if (this->Interaction == IDLE)
+    return;
+
+  this->Interaction = IDLE;
+  this->InvokeEvent(::vtkCommand::EndInteractionEvent, nullptr);
+  this->Interactor->Render();
+}
+
+void vtkHandlerWidget::OnMouseMove() {
+  if (this->Interaction == IDLE || !this->Prop3D)
+    return;
+
+  int X = this->Interactor->GetEventPosition()[0];
+  int Y = this->Interactor->GetEventPosition()[1];
+
+  double dx = X - this->StartEventPosition[0];
+  double dy = Y - this->StartEventPosition[1];
+
+  vtkSmartPointer<::vtkTransform> t = vtkSmartPointer<::vtkTransform>::New();
+  t->PostMultiply();
+  t->SetMatrix(this->m_InitialTransform->GetMatrix());
+
+  double factor = 0.01;
+  switch (this->Interaction) {
+  case TRANS_X:
+    t->Translate(dx * factor, 0, 0);
+    break;
+  case TRANS_Y:
+    t->Translate(0, dy * factor, 0);
+    break;
+  case TRANS_Z:
+    t->Translate(0, 0, dy * factor);
+    break;
+  case ROT_X:
+    t->RotateX(dy);
+    break;
+  case ROT_Y:
+    t->RotateY(dx);
+    break;
+  case ROT_Z:
+    t->RotateZ(dx);
+    break;
+  case SCALE_X:
+    t->Scale(std::max(0.1, 1.0 + dx * factor), 1.0, 1.0);
+    break;
+  case SCALE_Y:
+    t->Scale(1.0, std::max(0.1, 1.0 + dy * factor), 1.0);
+    break;
+  case SCALE_Z:
+    t->Scale(1.0, 1.0, std::max(0.1, 1.0 + dy * factor));
+    break;
+  }
+
+  this->Prop3D->SetUserMatrix(t->GetMatrix());
+  this->UpdateGizmoPosition();
+
+  this->InvokeEvent(::vtkCommand::InteractionEvent, nullptr);
+  this->Interactor->Render();
+}
+
+void vtkHandlerWidget::PlaceWidget(double bounds[6]) {
+  (void)bounds;
+  this->UpdateGizmoPosition();
+}
+
+void vtkHandlerWidget::PlaceWidget() { this->UpdateGizmoPosition(); }
+
+void vtkHandlerWidget::SetTransform(::vtkTransform *t) {
+  if (!t || !this->Prop3D)
+    return;
+  this->Prop3D->SetUserMatrix(t->GetMatrix());
+  this->UpdateGizmoPosition();
+}
+
+void vtkHandlerWidget::GetTransform(::vtkTransform *t) {
+  if (!t || !this->Prop3D)
+    return;
+  t->SetMatrix(this->Prop3D->GetUserMatrix());
+}
+
+void vtkHandlerWidget::CreateGizmos() {
+  auto create_arrow = [](double dir[3], double color[3]) {
+    auto arrow = vtkSmartPointer<::vtkArrowSource>::New();
+    auto mapper = vtkSmartPointer<::vtkPolyDataMapper>::New();
+    mapper->SetInputConnection(arrow->GetOutputPort());
+    auto actor = vtkSmartPointer<::vtkActor>::New();
+    actor->SetMapper(mapper);
+    actor->GetProperty()->SetColor(color);
+
+    auto t = vtkSmartPointer<::vtkTransform>::New();
+    if (dir[1] > 0)
+      t->RotateZ(90);
+    else if (dir[2] > 0)
+      t->RotateY(-90);
+    actor->SetUserTransform(t);
+    return actor;
+  };
+
+  auto create_ring = [](int axis, double color[3]) {
+    auto arc = vtkSmartPointer<::vtkArcSource>::New();
+    arc->SetCenter(0, 0, 0);
+    arc->SetResolution(64);
+    if (axis == 0) {
+      arc->SetPoint1(0, 1, 0);
+      arc->SetPoint2(0, -1, 0);
+    } else if (axis == 1) {
+      arc->SetPoint1(1, 0, 0);
+      arc->SetPoint2(-1, 0, 0);
+    } else if (axis == 2) {
+      arc->SetPoint1(1, 0, 0);
+      arc->SetPoint2(-1, 0, 0);
+    }
+
+    auto mapper = vtkSmartPointer<::vtkPolyDataMapper>::New();
+    mapper->SetInputConnection(arc->GetOutputPort());
+    auto actor = vtkSmartPointer<::vtkActor>::New();
+    actor->SetMapper(mapper);
+    actor->GetProperty()->SetColor(color);
+    actor->GetProperty()->SetLineWidth(3);
+    return actor;
+  };
+
+  double red[] = {0.8, 0.1, 0.1}, green[] = {0.1, 0.8, 0.1},
+         blue[] = {0.1, 0.1, 0.8};
+
+  double x[] = {1, 0, 0}, y[] = {0, 1, 0}, z[] = {0, 0, 1};
+  m_AxesX = create_arrow(x, red);
+  m_AxesY = create_arrow(y, green);
+  m_AxesZ = create_arrow(z, blue);
+
+  m_RotX = create_ring(0, red);
+  m_RotY = create_ring(1, green);
+  m_RotZ = create_ring(2, blue);
+
+  auto create_cube = [](double pos[3], double color[3]) {
+    auto cube = vtkSmartPointer<::vtkCubeSource>::New();
+    cube->SetCenter(pos[0], pos[1], pos[2]);
+    cube->SetXLength(0.12);
+    cube->SetYLength(0.12);
+    cube->SetZLength(0.12);
+    auto mapper = vtkSmartPointer<::vtkPolyDataMapper>::New();
+    mapper->SetInputConnection(cube->GetOutputPort());
+    auto actor = vtkSmartPointer<::vtkActor>::New();
+    actor->SetMapper(mapper);
+    actor->GetProperty()->SetColor(color);
+    return actor;
+  };
+
+  double px[] = {1.2, 0, 0}, py[] = {0, 1.2, 0}, pz[] = {0, 0, 1.2};
+  m_ScaleX = create_cube(px, red);
+  m_ScaleY = create_cube(py, green);
+  m_ScaleZ = create_cube(pz, blue);
+}
+
+void vtkHandlerWidget::UpdateGizmoPosition() {
+  if (!this->Prop3D)
+    return;
+  ::vtkMatrix4x4 *mat = this->Prop3D->GetMatrix();
+  m_AxesX->SetUserMatrix(mat);
+  m_AxesY->SetUserMatrix(mat);
+  m_AxesZ->SetUserMatrix(mat);
+  m_RotX->SetUserMatrix(mat);
+  m_RotY->SetUserMatrix(mat);
+  m_RotZ->SetUserMatrix(mat);
+  m_ScaleX->SetUserMatrix(mat);
+  m_ScaleY->SetUserMatrix(mat);
+  m_ScaleZ->SetUserMatrix(mat);
+}
+
+} // namespace Vtk
+} // namespace uLib

src/Vtk/vtkHandlerWidget.h

@@ -0,0 +1,111 @@
+/*//////////////////////////////////////////////////////////////////////////////
+// CMT Cosmic Muon Tomography project //////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
+
+  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
+  All rights reserved
+
+  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
+
+  ------------------------------------------------------------------
+  This library is free software;  you  can  redistribute  it  and/or
+  modify it  under the  terms  of  the  GNU  Lesser  General  Public
+  License as published  by  the  Free  Software  Foundation;  either
+  version 3.0 of the License, or (at your option) any later version.
+
+  This library is  distributed in  the hope that it will  be useful,
+  but  WITHOUT ANY WARRANTY;  without  even  the implied warranty of
+  MERCHANTABILITY  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of  the GNU Lesser General  Public
+  License along with this library.
+
+//////////////////////////////////////////////////////////////////////////////*/
+
+#ifndef U_VTKHANDLERWIDGET_H
+#define U_VTKHANDLERWIDGET_H
+
+#include "Math/Dense.h"
+#include "uLibVtkInterface.h"
+
+#include <vtk3DWidget.h>
+#include <vtkSmartPointer.h>
+
+// Forward declarations of VTK classes in global namespace
+class vtkActor;
+class vtkCallbackCommand;
+class vtkPropPicker;
+class vtkTransform;
+class vtkObject;
+class vtkRenderWindowInteractor;
+
+namespace uLib {
+namespace Vtk {
+
+/**
+ * @class vtkHandlerWidget
+ * @brief A Blender-like transform gizmo for move, rotate, and scale.
+ */
+class vtkHandlerWidget : public ::vtk3DWidget {
+public:
+  static vtkHandlerWidget *New();
+  vtkTypeMacro(vtkHandlerWidget, ::vtk3DWidget);
+
+  vtkHandlerWidget();
+  virtual ~vtkHandlerWidget();
+
+  virtual void SetEnabled(int enabling) override;
+  static void ProcessEvents(::vtkObject *caller, unsigned long event,
+                            void *clientdata, void *calldata);
+
+  void OnLeftButtonDown();
+  void OnLeftButtonUp();
+  void OnMouseMove();
+
+  enum InteractionState {
+    IDLE = 0,
+    TRANS_X,
+    TRANS_Y,
+    TRANS_Z,
+    ROT_X,
+    ROT_Y,
+    ROT_Z,
+    SCALE_X,
+    SCALE_Y,
+    SCALE_Z
+  };
+
+  using ::vtk3DWidget::PlaceWidget;
+  virtual void PlaceWidget(double bounds[6]) override;
+  virtual void PlaceWidget() override;
+
+  // Transform handling //
+  void SetTransform(::vtkTransform *t);
+  void GetTransform(::vtkTransform *t);
+
+protected:
+  void CreateGizmos();
+  void UpdateGizmoPosition();
+
+  int Interaction;
+
+  // Visual components //
+  vtkSmartPointer<::vtkActor> m_AxesX, m_AxesY, m_AxesZ;    // Arrows
+  vtkSmartPointer<::vtkActor> m_RotX, m_RotY, m_RotZ;       // Rings
+  vtkSmartPointer<::vtkActor> m_ScaleX, m_ScaleY, m_ScaleZ; // Cubes
+
+  vtkSmartPointer<::vtkPropPicker> m_Picker;
+
+  double StartEventPosition[2];
+  vtkSmartPointer<::vtkTransform> m_InitialTransform;
+
+private:
+  vtkHandlerWidget(const vtkHandlerWidget &) = delete;
+  void operator=(const vtkHandlerWidget &) = delete;
+};
+
+} // namespace Vtk
+} // namespace uLib
+
+#endif // U_VTKHANDLERWIDGET_H