vtkInteractorStyleTerrain.h

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

  Program:   Visualization Toolkit
  Module:    vtkInteractorStyleTerrain.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.

=========================================================================*/
#ifndef vtkInteractorStyleTerrain_h
#define vtkInteractorStyleTerrain_h

#include "vtkInteractionStyleModule.h" // For export macro
#include "vtkInteractorStyle.h"

class vtkPolyDataMapper;
class vtkSphereSource;
class vtkExtractEdges;

class VTKINTERACTIONSTYLE_EXPORT vtkInteractorStyleTerrain : public vtkInteractorStyle
{
public:
  static vtkInteractorStyleTerrain *New();

  vtkTypeMacro(vtkInteractorStyleTerrain,vtkInteractorStyle);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void OnMouseMove() override;
  void OnLeftButtonDown() override;
  void OnLeftButtonUp() override;
  void OnMiddleButtonDown() override;
  void OnMiddleButtonUp() override;
  void OnRightButtonDown() override;
  void OnRightButtonUp() override;

  void OnChar() override;

  // These methods for the different interactions in different modes
  // are overridden in subclasses to perform the correct motion.
  void Rotate() override;
  void Pan() override;
  void Dolly() override;


  vtkSetMacro(LatLongLines,vtkTypeBool);
  vtkGetMacro(LatLongLines,vtkTypeBool);
  vtkBooleanMacro(LatLongLines,vtkTypeBool);

protected:
  vtkInteractorStyleTerrain();
  ~vtkInteractorStyleTerrain() override;

  // Internal helper attributes
  vtkTypeBool LatLongLines;

  vtkSphereSource *LatLongSphere;
  vtkPolyDataMapper *LatLongMapper;
  vtkActor *LatLongActor;
  vtkExtractEdges *LatLongExtractEdges;

  void SelectRepresentation();
  void CreateLatLong();

  double MotionFactor;

private:
  vtkInteractorStyleTerrain(const vtkInteractorStyleTerrain&) = delete;
  void operator=(const vtkInteractorStyleTerrain&) = delete;

};

#endif