/*//////////////////////////////////////////////////////////////////////////////
// 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"
#include <vtkActor.h>
#include <vtkBoxWidget.h>
#include <vtkTransformPolyDataFilter.h>

namespace uLib {
namespace Vtk {

// class vtkHandlerWidget; // Removed as we use vtkBoxWidget now

class vtkDetectorChamber : public vtkContainerBox {
  typedef DetectorChamber Content;
  typedef vtkContainerBox BaseClass;

public:
  vtkDetectorChamber(DetectorChamber *content);
  ~vtkDetectorChamber();

  Content *GetContent();

  void SetTransform(class vtkTransform *t);

  class vtkBoxWidget *GetWidget();

  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;
  };

  vtkActor *m_Actor;
  vtkBoxWidget *m_Widget;
  vtkWidgetCallback *m_Callback;
  vtkSelectionCallback *m_PickerCallback;

  vtkSmartPointer<vtkTransform> m_InitialTransform;
  vtkSmartPointer<vtkTransform> m_RelativeTransform;
  vtkSmartPointer<vtkTransform> m_TotalTransform;
};

} // namespace Vtk
} // namespace uLib

#endif // VTK_DETECTOR_CHAMBER_H