fixed vtk containerbox handler

src/Vtk/HEP/Detectors/vtkDetectorChamber.cxx

@@ -46,15 +46,7 @@ namespace uLib {
 namespace Vtk {
 
 vtkDetectorChamber::vtkDetectorChamber(DetectorChamber *content)
-    : vtkContainerBox(content), m_Actor(vtkActor::New()),
-      m_Widget(vtkBoxWidget::New()) {
-  m_Callback = vtkWidgetCallback::New();
-  m_PickerCallback = vtkSelectionCallback::New();
-
-  m_Callback->SetChamber(this);
-  m_PickerCallback->SetChamber(this);
-  m_Widget->AddObserver(vtkCommand::InteractionEvent, m_Callback);
-
+    : vtkContainerBox(content), m_Actor(vtkActor::New()) {
   m_InitialTransform = vtkSmartPointer<vtkTransform>::New();
   m_RelativeTransform = vtkSmartPointer<vtkTransform>::New();
   m_TotalTransform = vtkSmartPointer<vtkTransform>::New();
@@ -64,9 +56,6 @@ vtkDetectorChamber::vtkDetectorChamber(DetectorChamber *content)
 
 vtkDetectorChamber::~vtkDetectorChamber() {
   m_Actor->Delete();
-  m_Widget->Delete();
-  m_Callback->Delete();
-  m_PickerCallback->Delete();
 }
 
 DetectorChamber *vtkDetectorChamber::GetContent() {
@@ -77,20 +66,8 @@ void vtkDetectorChamber::PrintSelf(std::ostream &o) const {
   vtkContainerBox::PrintSelf(o);
 }
 
-/**
- * Connect the interactor to the widget
- */
-void vtkDetectorChamber::ConnectInteractor(
-    vtkRenderWindowInteractor *interactor) {
-  if (!interactor)
-    return;
-  m_Widget->SetInteractor(interactor);
-  m_Widget->SetProp3D(m_Actor);
-  interactor->AddObserver(vtkCommand::LeftButtonPressEvent, m_PickerCallback);
-}
-
 void vtkDetectorChamber::SetTransform(vtkTransform *t) {
-  
+  if (!t) return;
   
   m_RelativeTransform->SetMatrix(t->GetMatrix());
   m_RelativeTransform->Update();
@@ -107,11 +84,22 @@ void vtkDetectorChamber::SetTransform(vtkTransform *t) {
   this->Update();
 }
 
-vtkBoxWidget *vtkDetectorChamber::GetWidget() { return m_Widget; }
-
 void vtkDetectorChamber::Update() {
   if (m_Actor->GetMapper())
     m_Actor->GetMapper()->Update();
+
+  // If the actor has a UserMatrix, we update the content.
+  if (m_Actor->GetUserMatrix()) {
+      vtkMatrix4x4* vmat = m_Actor->GetUserMatrix();
+      Matrix4f transform;
+      for (int i = 0; i < 4; ++i)
+          for (int j = 0; j < 4; ++j)
+              transform(i, j) = vmat->GetElement(i, j);
+      
+      this->GetContent()->SetMatrix(transform);
+      this->GetContent()->Updated();
+  }
+
   BaseClass::Update();
 }
 
@@ -144,56 +132,14 @@ void vtkDetectorChamber::InstallPipe() {
   m_Actor->GetProperty()->SetOpacity(0.4);
   m_Actor->GetProperty()->SetAmbient(0.7);
 
-  // Temporarily disable UserTransform to place widget on local base
-  m_Widget->SetProp3D(m_Actor);
-
   m_TotalTransform->SetInput(m_RelativeTransform);
   m_TotalTransform->Concatenate(m_InitialTransform);
   m_Actor->SetUserTransform(m_TotalTransform);
   m_TotalTransform->Update();
 
-  m_Widget->PlaceWidget();
-  m_Widget->SetPlaceFactor(2);
-
   this->SetProp(m_Actor);
   this->Update();
 }
 
-void vtkDetectorChamber::vtkWidgetCallback::Execute(vtkObject *caller,
-                                                    unsigned long, void *) {
-  vtkBoxWidget *widget = reinterpret_cast<vtkBoxWidget *>(caller);
-
-  // Get the Relative transform from the widget //
-  vtkSmartPointer<vtkTransform> t = vtkSmartPointer<vtkTransform>::New();
-  widget->GetTransform(t);
-  chamber->SetTransform(t);
-
-  // Apply to both the content and the actor state //
-  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_Actor) {
-    if (!chamber->m_Widget->GetEnabled()) {
-      chamber->m_Widget->SetInteractor(interactor);
-      chamber->m_Widget->On();
-    }
-  } else {
-    if (chamber->m_Widget->GetEnabled()) {
-      chamber->m_Widget->Off();
-    }
-  }
-}
-
 } // namespace Vtk
 } // namespace uLib