/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkTDxInteractorStyleGeo.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
// .NAME vtkTDxInteractorStyleGeo - interactive manipulation of the camera with a 3DConnexion device, similar to google earth

// .SECTION Description
// vtkTDxInteractorStyleGeo allows the end-user to manipulate tha camera
// with a 3DConnexion device similar to google earth interaction.

// .SECTION See Also
// vtkInteractorStyle vtkRenderWindowInteractor
// vtkTDxInteractorStyle

#ifndef __vtkTDxInteractorStyleGeo_h
#define __vtkTDxInteractorStyleGeo_h

#include "vtkTDxInteractorStyle.h"

class vtkTransform;

class VTK_RENDERING_EXPORT vtkTDxInteractorStyleGeo : public vtkTDxInteractorStyle
{
public:
  static vtkTDxInteractorStyleGeo *New();
  vtkTypeMacro(vtkTDxInteractorStyleGeo,vtkTDxInteractorStyle);
  void PrintSelf(ostream& os, vtkIndent indent);

  //BTX
  // Description:
  // Action on motion event.
  // \pre: motionInfo_exist: motionInfo!=0
  virtual void OnMotionEvent(vtkTDxMotionEventInfo *motionInfo);
  //ETX
  
protected:
  vtkTDxInteractorStyleGeo();
  virtual ~vtkTDxInteractorStyleGeo();
  
  vtkTransform *Transform; // Used for internal intermediate calculation.
  
private:
  vtkTDxInteractorStyleGeo(const vtkTDxInteractorStyleGeo&);  // Not implemented.
  void operator=(const vtkTDxInteractorStyleGeo&);  // Not implemented.
};
#endif