vtkImplicitCylinderWidget.h

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

  Program:   Visualization Toolkit
  Module:    vtkImplicitCylinderWidget.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 vtkImplicitCylinderWidget_h
#define vtkImplicitCylinderWidget_h

#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkAbstractWidget.h"

class vtkImplicitCylinderRepresentation;
class vtkInteractionCallback;

class VTKINTERACTIONWIDGETS_EXPORT vtkImplicitCylinderWidget : public vtkAbstractWidget
{
  friend class vtkInteractionCallback;

public:
  static vtkImplicitCylinderWidget *New();


  vtkTypeMacro(vtkImplicitCylinderWidget,vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent);

  void SetRepresentation( vtkImplicitCylinderRepresentation *rep );

  // Descritpion:
  // Disable/Enable the widget if needed.
  // Unobserved the camera if the widget is disabled.
  void SetEnabled(int enabling);


  vtkImplicitCylinderRepresentation *GetCylinderRepresentation()
    {return reinterpret_cast<vtkImplicitCylinderRepresentation*>(this->WidgetRep);}

  void CreateDefaultRepresentation();

protected:
  vtkImplicitCylinderWidget();
  ~vtkImplicitCylinderWidget();

  // Manage the state of the widget
  int WidgetState;
  enum _WidgetState {Start=0,Active};

  // These methods handle events
  static void SelectAction(vtkAbstractWidget*);
  static void TranslateAction(vtkAbstractWidget*);
  static void ScaleAction(vtkAbstractWidget*);
  static void EndSelectAction(vtkAbstractWidget*);
  static void MoveAction(vtkAbstractWidget*);
  static void MoveCylinderAction(vtkAbstractWidget*);

  int UpdateCursorShape( int interactionState );


  vtkInteractionCallback *InteractionCallback;
  void InvokeInteractionCallback();

private:
  vtkImplicitCylinderWidget(const vtkImplicitCylinderWidget&);  //Not implemented
  void operator=(const vtkImplicitCylinderWidget&);  //Not implemented
};

#endif