vtkAffineWidget.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkAffineWidget.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 vtkAffineWidget_h
#define vtkAffineWidget_h
 
#include "vtkAbstractWidget.h"
#include "vtkDeprecation.h"              // For VTK_DEPRECATED_IN_9_2_0
#include "vtkInteractionWidgetsModule.h" // For export macro
 
class vtkAffineRepresentation;
 
class VTKINTERACTIONWIDGETS_EXPORT vtkAffineWidget : public vtkAbstractWidget
{
public:
  static vtkAffineWidget* New();
 
 
  vtkTypeMacro(vtkAffineWidget, vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void SetRepresentation(vtkAffineRepresentation* r)
  {
    this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));
  }
 
  vtkAffineRepresentation* GetAffineRepresentation()
  {
    return reinterpret_cast<vtkAffineRepresentation*>(this->WidgetRep);
  }
 
  void CreateDefaultRepresentation() override;
 
  void SetEnabled(int) override;
 
protected:
  vtkAffineWidget();
  ~vtkAffineWidget() override;
 
  // These are the callbacks for this widget
  static void SelectAction(vtkAbstractWidget*);
  static void EndSelectAction(vtkAbstractWidget*);
  static void MoveAction(vtkAbstractWidget*);
  static void ModifyEventAction(vtkAbstractWidget*);
 
  // helper methods for cursor management
  void SetCursor(int state) override;
 
  // Manage the state of the widget
  int WidgetState;
  enum WidgetStateType
  {
    Start = 0,
    Active
  };
#if !defined(VTK_LEGACY_REMOVE)
  VTK_DEPRECATED_IN_9_2_0("because leading underscore is reserved")
  typedef WidgetStateType _WidgetState;
#endif
 
  // Keep track whether key modifier key is pressed
  int ModifierActive;
 
private:
  vtkAffineWidget(const vtkAffineWidget&) = delete;
  void operator=(const vtkAffineWidget&) = delete;
};
 
#endif