#include <cpExtensions/Interaction/SphereWidget.h>

#include <vtkCallbackCommand.h>
#include <vtkCommand.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkSeedRepresentation.h>
#include <vtkWidgetEventTranslator.h>
#include <vtkWidgetRepresentation.h>
#include <vtkActor.h>
#include <vtkSphereRepresentation.h>
#include <vtkSmartPointer.h>
#include <vtkSphere.h>

// -------------------------------------------------------------------------
cpExtensions::Interaction::SphereWidget::
Self* cpExtensions::Interaction::SphereWidget::
New()
{
  return(new Self);
}

// -------------------------------------------------------------------------
void cpExtensions::Interaction::SphereWidget::
SetInteractor(vtkRenderWindowInteractor* rwi)
{
  this->Superclass::SetInteractor(rwi);
  TBaseStyle* s = dynamic_cast<TBaseStyle*>(rwi->GetInteractorStyle());
  if (s != NULL)
  {
    s->AddMouseClickCommand(Self::_Click, this);
    //s->AddMouseDoubleClickCommand( Self::_DoubleClick, this );
    s->AddKeyCommand(Self::_KeyPress, this);
  } // fi
}

// -------------------------------------------------------------------------
cpExtensions::Interaction::SphereWidget::
SphereWidget()
: Superclass()
{
  /*vtkSmartPointer<vtkself> self =
    vtkself::SafeDownCast(this->GetRepresentation());*/

  //self->SetHandleSize(0);
  //self->SetRadialLine(2);
  this->SetRadius(7);
  
  this->SetPhiResolution(10);
  this->SetThetaResolution(20);

  //self->HandleVisibilityOff();
  //self->SetHandleText(0);
  this->SetRepresentationToWireframe();

  // Remove default translations
  /* vtkWidgetEventTranslator* t = this->GetEventTranslator();
   t->RemoveTranslation(vtkCommand::LeftButtonPressEvent);
   t->RemoveTranslation(vtkCommand::MiddleButtonPressEvent);
   t->RemoveTranslation(vtkCommand::RightButtonPressEvent);*/
}

// -------------------------------------------------------------------------
cpExtensions::Interaction::SphereWidget::
~SphereWidget()
{
}

// -------------------------------------------------------------------------
void cpExtensions::Interaction::SphereWidget::
_Click(
void* data, const TBaseStyle::ButtonID& button,
int* idx, double* pos, bool alt, bool ctr, bool sft
)
{
  SphereWidget* self = reinterpret_cast<SphereWidget*>(data);
  self->Superclass::StartInteraction();
  self->InvokeEvent(vtkCommand::LeftButtonPressEvent, NULL);
  //if( self->WidgetState == vtkSphereWidget2::MovingSeed )
  //  return;

  //int st = self->WidgetRep->ComputeInteractionState( idx[ 0 ], idx[ 1 ] );
  //if( st == vtkSeedRepresentation::NearSeed )
  //{
  //  self->WidgetState = vtkSphereWidget2::MovingSeed;

  //  // Invoke an event on ourself for the handles
  //  self->InvokeEvent( vtkCommand::LeftButtonPressEvent, NULL );
  //  self->Superclass::StartInteraction( );
  //  self->InvokeEvent( vtkCommand::StartInteractionEvent, NULL );
  //  self->EventCallbackCommand->SetAbortFlag( 1 );
  //  self->Render( );

  //} // fi
}

// -------------------------------------------------------------------------
void cpExtensions::Interaction::SphereWidget::
_DoubleClick(
void* data, const TBaseStyle::ButtonID& button,
int* idx, double* pos, bool alt, bool ctr, bool sft
)
{

}

// -------------------------------------------------------------------------
void cpExtensions::Interaction::SphereWidget::_KeyPress(void* data, const char& key)
{
  SphereWidget* self = reinterpret_cast<SphereWidget*>(data);

  double handlePosition[3];
 /* vtkself* self =
    vtkself::SafeDownCast(self->GetRepresentation());
  */
  auto center = self->GetCenter();
  auto center2 = self->GetCenter();
  auto radius = self->GetRadius();

  self->Superclass::StartInteraction();
  switch (key)
  {
  case 122: // Z & z
  case 90:
    radius += 0.1;
    //self->SetRadius(radius);
    break;
  case 88:  // X & x
  case 120:
    radius -= 0.1;
    //self->SetRadius(radius);
    break;
  case 119: // W & w
  case 87:
    center[0] += 1;
    self->Translate(center, center2);
    break;
  case 83: // S & s
  case 115: 
    center[0] -= 1;
    self->Translate(center, center2);
    break;
  case 65: // A & a
  case 97:
    center[1] += 1;
    self->SetCenter(center);
    break;
  case 100: // D & d
  case 68:
    center[1] -= 1;
    self->SetCenter(center);
    break;
  case 81: // Q & q
  case 113:
    center[2] += 1;
    self->SetCenter(center);
    break;
  case 69: // E & e
  case 101:
    center[2] -= 1;
    self->SetCenter(center);
    break;

  default:
    break;
  }

  self->SetRadius(radius);
  self->Translate(center, center2);

  vtkSmartPointer<vtkSphere> sphere = vtkSmartPointer<vtkSphere>::New();
  

  self->InvokeEvent(vtkCommand::ModifiedEvent, NULL);
  
  self->Modified();
  self->GetInteractor()->Render();
  self->ReleaseFocus();
}





// eof - $RCSfile$